WO2023093417A1 - 一种通信方法、装置及计算机可读存储介质 - Google Patents
一种通信方法、装置及计算机可读存储介质 Download PDFInfo
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- WO2023093417A1 WO2023093417A1 PCT/CN2022/127117 CN2022127117W WO2023093417A1 WO 2023093417 A1 WO2023093417 A1 WO 2023093417A1 CN 2022127117 W CN2022127117 W CN 2022127117W WO 2023093417 A1 WO2023093417 A1 WO 2023093417A1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
- H04W64/003—Locating users or terminals or network equipment for network management purposes, e.g. mobility management locating network equipment
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0413—MIMO systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/02—Arrangements for optimising operational condition
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
- H04W72/542—Allocation or scheduling criteria for wireless resources based on quality criteria using measured or perceived quality
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Definitions
- the present invention relates to the field of communication technology, in particular to a communication method, device and computer-readable storage medium.
- Reconfigurable intelligent surface is a reconfigurable antenna technology by changing the dielectric constant of the material surface unit.
- RIS technology can realize the manipulation of electromagnetic waves in the spatial dimension based on the conversion and regulation between different states, that is, the direction, amplitude, and phase of electromagnetic waves can be adjusted by changing the dielectric constant of the surface unit of the material.
- WPT Wireless power transfer
- SRE Smart radio environment
- the SRE technology can alleviate the influence caused by traditional wireless channel multipath propagation and Doppler spread, so as to improve the throughput performance of the wireless communication system.
- channel state information channel state information
- CSI channel state information
- the embodiment of the invention discloses a communication method, device and computer-readable storage medium, which are used to improve the throughput of the communication system.
- the first aspect discloses a communication method, which can be applied to a control board, and can also be applied to a module (for example, a chip) in the control board.
- a communication method which can be applied to a control board, and can also be applied to a module (for example, a chip) in the control board.
- the following uses the control board as an example to describe.
- This method of communication may include:
- location information from an access network device, the location information including rotation information and/or movement information;
- the state of the control board is adjusted according to the state pattern.
- the control board can receive the location information and status pattern from the access network device. Afterwards, the control board can adjust its own position according to the position information, and can adjust its own state according to the state pattern, so as to optimize the propagation environment of the surrounding space of the control board, improve the average transmission quality between the terminal device and the access network device, In turn, the throughput of the communication system can be improved.
- the adjusting the position of the regulating board according to the position information includes:
- control board can receive rotation information and/or movement information from the access network device, and then the control board can adjust its own spatial direction (angle) according to the rotation information, and/or adjust its own space according to the movement information position so that the propagation environment of the surrounding space of the regulating board can be optimized.
- the rotation information includes a rotation direction and a rotation angle
- adjusting the position of the regulating plate according to the position information includes:
- the spatial direction of the control plate is adjusted according to the rotation direction and the rotation angle.
- control board can receive rotation information from the access network device, and then the control board can adjust its own spatial direction according to the rotation direction and rotation angle, so as to optimize the propagation environment of the surrounding space of the control board.
- the rotation information includes a rotation angle
- adjusting the position of the regulating plate according to the position information includes:
- the spatial direction of the regulating plate is adjusted according to the rotation angle.
- control board can pre-specify a rotation direction. After the control board receives the rotation information from the access network device, it can adjust its own spatial direction (angle) according to the rotation angle and the specified rotation direction, so that it can Optimize the propagation environment of the surrounding space of the control panel.
- the moving information includes a moving direction and a moving distance
- the adjusting the position of the regulating board according to the position information includes: adjusting the spatial position of the regulating board according to the moving direction and the moving distance.
- control board can receive movement information from the access network device, and then the control board can adjust its own spatial position according to the moving direction and moving distance, so as to optimize the propagation environment of the surrounding space of the control board.
- the moving information includes a moving distance
- the adjusting the position of the regulating board according to the position information includes: adjusting the spatial position of the regulating board according to the moving distance
- control board can pre-specify a movement direction, and after receiving the movement information from the access network device, the control board can adjust its spatial position according to the moving distance and the specified moving direction, so that the control board can be optimized The propagation environment of the surrounding space.
- the method may also include:
- control board can directly send the energy storage value and absorption efficiency to the access network device, or can send the energy storage value and absorption efficiency to the access network device at a fixed period, so that the access network device can obtain control The energy storage value and absorption efficiency of the plate.
- the method may also include:
- the control board can receive the first request from the access network device, and then the control board can send the energy storage value and absorption efficiency to the access network device, so that the access network device can obtain the energy storage of the control board Numerical and Absorption Efficiencies. Since the control board can send the energy storage value and absorption efficiency to the access network only after receiving the first request, it can reduce the number of transmissions of the energy storage value and absorption efficiency, thereby reducing the average power consumption of the control board .
- the second aspect discloses a communication method.
- the communication method can be applied to access network equipment, and can also be applied to modules (eg, chips) in the access network equipment.
- modules eg, chips
- the application to the access network equipment will be described below as an example.
- This method of communication may include:
- the position information including rotation information and/or movement information
- the state pattern includes state information, and the state corresponding to the state information is an energy storage state, an active forwarding state or a passive forwarding state;
- the access network device can receive the position information and status pattern from the control board of the environment controller, and then, the access network device can send the position information and status pattern to the control board, so that the control board can Position information adjusts its own position, and can adjust its own state according to the state pattern, so as to optimize the propagation environment of the surrounding space of the control board, improve the average transmission quality between the terminal device and the access network device, and then improve the communication system. throughput.
- the rotation information includes a rotation direction and a rotation angle.
- the rotation information sent by the access network device to the control board may include the rotation direction and the rotation angle, so that after the control board receives the rotation information, the control board can adjust its spatial direction according to the rotation direction and the rotation angle.
- the rotation information includes a rotation angle.
- the movement information includes a movement direction and a movement distance.
- the movement information sent by the access network device to the control board may include the moving direction and the moving distance, so that after the control board receives the moving information, the control board can adjust its own spatial position according to the moving direction and moving distance.
- the movement information includes a movement distance.
- the method may also include:
- the access network device can directly send the energy storage value and absorption efficiency of the control panel to the environment controller, or can send the energy storage value and absorption efficiency of the control panel to the environment controller at a fixed period, so that the environment The controller can obtain the energy storage value and absorption efficiency of the regulating board.
- the method may also include:
- the access network device can receive the second request from the environment controller, and then the access network device can send the energy storage value and absorption efficiency of the regulation board to the environment controller, so that the environment controller can obtain the regulation The energy storage value and absorption efficiency of the plate. Since the access network device can send the energy storage value and absorption efficiency of the control panel to the environmental controller only after receiving the second request, the number of times of sending the energy storage value and absorption efficiency of the control panel can be reduced, thereby The average power consumption of the access network equipment can be reduced.
- the method may also include:
- the access network device can first receive the energy storage value and absorption efficiency from the control board, and then the access network device can send the energy storage value and absorption efficiency of the control board to the environment controller, so that the environment The controller can use this to regulate the energy storage value and absorption efficiency of the panel.
- the method may also include:
- a first request is sent to the regulating board, where the first request is used to request the energy storage value and absorption efficiency of the regulating board.
- the access network device may send a first request to the control board to obtain the energy storage value and absorption efficiency of the control board. It can be seen that since the control board can send the energy storage value and absorption efficiency to the access network device only after receiving the first request, the times of sending the energy storage value and absorption efficiency can be reduced, thereby reducing the average power of the control board. consumption.
- the method may also include:
- the three-dimensional space map includes building structure information, location information and material information of fixed equipment, communication service model information of fixed equipment, and access network information.
- Device deployment information includes building structure information, location information and material information of fixed equipment, communication service model information of fixed equipment, and access network information.
- the access network device can determine the channel quality of the terminal device according to the three-dimensional space map, the position information of the control board, and the status pattern, and then, the access network device can allocate resources for the terminal device according to the channel quality, and then, The access network device may send the resource information to the terminal device, and instruct the terminal device to send data on the corresponding resource. Because the channel quality is better, the bit error rate is low, and the channel quality is poorer, the bit error rate is high. Therefore, the access network device can allocate more resources to terminal devices with better channel quality, thereby reducing the average bit error rate of the communication system, and further improving resource utilization of the communication system. In addition, the access network equipment can also reduce interference between different users by allocating resources to the terminal equipment according to the channel quality.
- the method may also include:
- the transmit power is sent to the terminal device.
- the access network device can determine the channel quality of the terminal device according to the three-dimensional space map, the position information of the control board, and the status pattern, and then the access network device can determine the transmission power of the terminal device according to the channel quality, and then , the access network device may send the transmit power to the terminal device.
- the access network device can determine an appropriate transmit power for the terminal device according to the channel quality, which can prevent the transmit power of the terminal device from being too small, thereby improving the signal-to-noise ratio of the terminal device and reducing the bit error rate.
- excessive transmission power of the terminal device can be avoided, thereby reducing the average power consumption of the terminal device, increasing the battery life of the terminal device, and reducing interference to other terminal devices.
- the absorption energy storage state is a state in which the absorbed electromagnetic wave is converted into electrical energy and stored
- the active forwarding state is a state in which the incident electromagnetic wave is amplified and then reflected or transmitted
- the passive forwarding state is A state in which incident electromagnetic waves are reflected or transmitted.
- the access network device can send a state pattern to the control board, so that the control board can adjust its own state, and the control board can be in the three states of absorbing energy storage state, active forwarding state and passive forwarding state. convert.
- the control board When the control board is in the energy-absorbing state, it can use the circuit of the control board to absorb energy from the electromagnetic waves in the surrounding environment and convert it into electric energy and store it in the local battery. Amplify and then reflect or transmit the amplified electromagnetic wave.
- the control board is in the passive forwarding state, it can directly reflect or transmit the incident electromagnetic wave without any processing.
- the control board controls the control board to switch between the absorbing energy storage state, the active forwarding state and the passive forwarding state, the energy stored in the energy storage state of the control board can be used in the active forwarding state, so that the access network The incident electromagnetic waves of equipment and terminal equipment are amplified, thereby improving the signal-to-noise ratio of access network equipment and terminal equipment.
- the third aspect discloses a communication method, which can be applied to an environment controller, and can also be applied to a module (for example, a chip) in the environment controller.
- a communication method which can be applied to an environment controller, and can also be applied to a module (for example, a chip) in the environment controller.
- the application to the environment controller is taken as an example for description below.
- This method of communication may include:
- the state pattern includes state information, and the state corresponding to the state information is the absorbing energy storage state, the active forwarding state or the passive forwarding state.
- the environment controller can send the position information and status pattern of the control board to the access network device, and then send the position information and status pattern of the control board to the control board through the access network device, so that the control board can Information adjusts its own position, and can adjust its own state according to the state pattern, so as to optimize the propagation environment of the surrounding space of the control board, improve the average transmission quality between the terminal device and the access network device, and then improve the throughput of the communication system quantity.
- the method may also include:
- the environment controller may first determine the position information of the control board, so that the environment controller may send the position information to the control board through the access network device.
- the determining the position information of the regulatory board includes:
- the position information of the control board is determined according to the three-dimensional space map, and the three-dimensional space map includes building structure information, position information and material information of fixed equipment, communication service model information of fixed equipment, and deployment information of access network equipment.
- the environment controller can determine the location information of the optimal deployment position of the control board according to the building structure information, the location information and material information of the fixed equipment, the communication service model information of the fixed equipment, and the deployment information of the access network equipment , and then the location information can be sent to the control board through the access network equipment, so that the control board can adjust its own position according to the position information, thereby optimizing the propagation environment of the surrounding space of the control board, thereby improving the throughput of the communication system .
- the determining the position information of the regulatory board includes:
- the three-dimensional space map includes building structure information, location information and material information of fixed equipment, communication service model information of fixed equipment, and Deployment information of access network equipment.
- the environment controller can determine the position information of the optimal deployment position of the control board according to the three-dimensional space map, as well as the energy storage value and absorption efficiency of the control board, and then send the position information to the The control board, so that the control board can adjust its own position according to the position information, so that the propagation environment of the surrounding space of the control board can be optimized.
- the environmental controller since the environmental controller considers the energy storage value and absorption efficiency of the control board when determining the position information, the environmental controller can determine a position that is convenient for the control board to absorb electromagnetic wave energy from the surrounding environment, thereby improving the absorption of the control board energy storage efficiency.
- the method may also include:
- the energy storage value and absorption efficiency of the regulation board from the access network equipment are received.
- the link controller can first receive the energy storage value and absorption efficiency from the access network equipment, so that the environment controller can use the energy storage value and absorption efficiency of the control board to determine the position information of the control board.
- the method may also include:
- the environment controller may send a second request to the access network device, and then the environment controller may receive the energy storage value and absorption efficiency from the control board of the access network device. It can be seen that the environmental controller can quickly and conveniently obtain the energy storage value and absorption efficiency of the control board by sending the second request to the access network device.
- the access network device can only send the energy storage value and absorption efficiency to the environment controller after receiving the second request, which can reduce the number of times of sending the energy storage value and absorption efficiency, thereby reducing the energy consumption of the access network device. average power consumption.
- the method may also include:
- the environment controller may first determine the state pattern of the control board, so that the environment controller may send the state pattern to the control board through the access network device.
- the determining the state pattern of the control board includes:
- the state pattern of the control board is determined according to the three-dimensional space map and the position information of the control board.
- the environment controller can determine the best state pattern of the control board according to the three-dimensional space map and the position information of the control board, and then can send the state pattern to the control board through the access network device, so that the control board can Adjust its own state according to the state pattern, so as to optimize the propagation environment of the surrounding space of the control board.
- the determining the state pattern of the control board includes:
- the state pattern of the control board is determined according to the three-dimensional space map, the position information of the control board, the energy storage value and the absorption efficiency of the control board.
- the environmental controller can determine the best state pattern of the control board according to the three-dimensional space map, the position information of the control board, and the energy storage value and absorption efficiency of the control board, and then can use the access network device to The state pattern is sent to the control board, so that the control board can adjust its own state according to the state pattern, so that the propagation environment of the surrounding space of the control board can be optimized.
- the environmental controller considers the energy storage value and absorption efficiency of the control board when determining the state pattern, it can avoid the situation that the self-energy storage value of the control board is 0 when the control board adjusts its state to the active forwarding state according to the state pattern.
- the signal-to-noise ratio of the terminal equipment can be successfully improved.
- the rotation information includes a rotation direction and a rotation angle.
- the rotation information sent by the environment controller to the control panel through the access network device may include the rotation direction and the rotation angle, so that the control panel can adjust its own spatial direction according to the rotation direction and rotation angle, so that the control panel can be optimized The propagation environment of the surrounding space.
- the rotation information includes a rotation angle.
- the movement information includes a movement direction and a movement distance.
- the movement information sent by the environment controller to the control panel through the access network device may include the moving direction and the moving distance, so that the control panel can adjust its own spatial position according to the moving direction and moving distance, so that the control panel can be optimized The propagation environment of the surrounding space.
- the movement information includes a movement distance.
- the absorption energy storage state is a state in which the absorbed electromagnetic wave is converted into electrical energy and stored
- the active forwarding state is a state in which the incident electromagnetic wave is amplified and then reflected or transmitted
- the passive forwarding state is A state in which incident electromagnetic waves are reflected or transmitted.
- the environment controller can send the state pattern to the access network device, and then the access network device can send the state pattern to the control board, so that the control board can adjust its own state, so that the control board can absorb The energy storage state, the active forwarding state and the passive forwarding state are converted into three states.
- the control board When the control board is in the energy-absorbing state, it can use the circuit of the control board to absorb energy from the electromagnetic waves in the surrounding environment and convert it into electric energy and store it in the local battery. Amplify and then reflect or transmit the amplified electromagnetic wave.
- the control board is in the passive forwarding state, it can directly reflect or transmit the incident electromagnetic wave without any processing.
- the control board controls the control board to switch between the absorbing energy storage state, the active forwarding state and the passive forwarding state, the energy stored in the energy storage state of the control board can be used in the active forwarding state, so that the access network The incident electromagnetic waves of equipment and terminal equipment are amplified, thereby improving the signal-to-noise ratio of access network equipment and terminal equipment.
- the fourth aspect discloses a communication device, which may be a control board or a module (for example, a chip) in the control board.
- the communication device may include:
- a receiving unit configured to receive location information from an access network device, where the location information includes rotation information and/or movement information;
- an adjustment unit configured to adjust the position of the control panel according to the position information
- the receiving unit is also used to receive the status pattern from the access network device
- the adjustment unit is also used to adjust the state of the control board according to the state pattern.
- the adjusting unit adjusting the position of the regulating plate according to the position information includes:
- the rotation information includes a rotation direction and a rotation angle
- the adjusting unit adjusting the position of the regulating plate according to the position information includes:
- the spatial direction of the regulating plate is adjusted according to the rotation direction and the rotation angle.
- the rotation information includes a rotation angle
- the adjusting unit adjusts the position of the regulating plate according to the position information includes:
- the spatial direction of the regulating plate is adjusted according to the rotation angle.
- the moving information includes a moving direction and a moving distance
- the adjusting unit adjusts the position of the control panel according to the position information includes:
- the spatial position of the regulating plate is adjusted according to the moving direction and moving distance.
- the moving information includes a moving distance
- the adjusting unit adjusts the position of the control board according to the position information includes:
- the spatial position of the regulating plate is adjusted according to the moving distance.
- the device may also include:
- a sending unit configured to send the energy storage value and absorption efficiency to the access network device.
- the receiving unit is further configured to receive a first request from the access network device, where the first request is used to request the energy storage value and the absorption efficiency.
- a fifth aspect discloses a communication device, which may be an access network device, or may be a module (for example, a chip) in the access network device.
- the communication device may include:
- a receiving unit configured to receive position information from the control panel of the environment controller, the position information includes rotation information and/or movement information;
- a sending unit configured to send the position information to the control board
- the receiving unit is also used to receive the state pattern of the control board from the environmental controller, the state pattern includes state information, and the state corresponding to the state information is energy storage state, active forwarding state or passive forwarding state;
- the sending unit is also used to send the status pattern to the control board.
- the rotation information includes a rotation direction and a rotation angle.
- the movement information includes a movement direction and a movement distance.
- the sending unit is further configured to send the energy storage value and absorption efficiency of the regulating board to the environment controller.
- the receiving unit is further configured to receive a second request from the environment controller, where the second request is used to obtain the energy storage value and absorption efficiency of the regulating board.
- the receiving unit is also used to receive the energy storage value and absorption efficiency from the regulating board.
- the sending unit is further configured to send a first request to the regulating board, where the first request is used to request the energy storage value and absorption efficiency of the regulating board.
- the communication device may also include:
- a determining unit configured to determine the channel quality of the terminal equipment according to the three-dimensional space map, the position information of the control panel and the status pattern, the three-dimensional space map including building structure information, position information and material information of the fixed equipment, and a communication service model of the fixed equipment Information and deployment information of access network equipment;
- an allocation unit configured to allocate resources to the terminal device according to the channel quality
- the sending unit is further configured to send the resource information to the terminal device.
- the determining unit is further configured to determine the channel quality of the terminal device according to the three-dimensional space map, the position information of the control board and the status pattern;
- the determination unit is also used to determine the transmission power according to the channel quality
- the sending unit is further configured to send the sending power to the terminal device.
- the absorption energy storage state is a state in which the absorbed electromagnetic wave is converted into electrical energy and stored
- the active forwarding state is a state in which the incident electromagnetic wave is amplified and then reflected or transmitted
- the passive forwarding state is A state in which incident electromagnetic waves are reflected or transmitted.
- the sixth aspect discloses a communication device, which may be an environment controller, or a module (for example, a chip) in the environment controller.
- the communication device may include:
- a sending unit configured to send position information of the control board to the access network device, where the position information includes rotation information and/or movement information;
- the sending unit is also used to send the status pattern of the control board to the access network device, the status pattern includes state information, and the state corresponding to the state information is energy storage state, active forwarding state or passive forwarding state.
- the rotation information includes a rotation direction and a rotation angle.
- the movement information includes a movement direction and a movement distance.
- the communication device may also include:
- a determining unit configured to determine the position information of the control board.
- the determining unit determining the position information of the control panel includes: determining the position information of the control panel according to a three-dimensional space map, and the three-dimensional space map includes building structure information, position information and material information of fixed equipment, Communication service model information of fixed equipment and deployment information of access network equipment.
- the determining unit determining the position information of the control panel includes: determining the position information of the control panel according to a three-dimensional space map, and the energy storage value and absorption efficiency of the control panel, the three-dimensional space map includes building Structure information, location information and material information of fixed equipment, communication service model information of fixed equipment, and deployment information of access network equipment.
- the communication device may also include:
- the receiving unit is configured to receive the energy storage value and absorption efficiency of the regulation board of the access network device.
- the sending unit is further configured to send a second request to the access network device, where the second request is used to obtain the energy storage value and absorption efficiency of the regulation board.
- the determination unit is further configured to determine the status pattern of the control board.
- the determination unit determining the state pattern of the control panel includes: determining the state pattern of the control panel according to the three-dimensional space map and the position information of the control panel.
- the determining unit determining the state pattern of the regulating board includes: determining the state pattern of the regulating board according to the three-dimensional space map, the position information of the regulating board, the energy storage value and the absorption efficiency of the regulating board.
- the absorption energy storage state is a state in which the absorbed electromagnetic wave is converted into electrical energy and stored
- the active forwarding state is a state in which the incident electromagnetic wave is amplified and then reflected or transmitted
- the passive forwarding state is A state in which incident electromagnetic waves are reflected or transmitted.
- the seventh aspect discloses a communication device, which may be a control board or a module (for example, a chip) in the control board.
- the communication device may include a processor, a memory, and a transceiver for receiving information from other communication devices other than the communication device and outputting information to other communication devices other than the communication device.
- the processor executes
- the computer program stored in the memory enables the processor to execute the communication method disclosed in the first aspect or any implementation manner of the first aspect.
- the eighth aspect discloses a communication device, which may be an access network device or a module (for example, a chip) in the access network device.
- the communication device may include a processor, a memory, and a transceiver for receiving information from other communication devices other than the communication device and outputting information to other communication devices other than the communication device.
- the processor executes
- the computer program stored in the memory enables the processor to execute the communication method disclosed in the second aspect or any implementation manner of the second aspect.
- the ninth aspect discloses a communication device, which may be an environment controller or a module (for example, a chip) in the environment controller.
- the communication device may include a processor, a memory, and a transceiver for receiving information from other communication devices other than the communication device and outputting information to other communication devices other than the communication device.
- the processor executes
- the computer program stored in the memory enables the processor to execute the communication method disclosed in the third aspect or any implementation manner of the third aspect.
- a tenth aspect discloses a communication system, and the communication system includes the communication device of the seventh aspect, the communication device of the eighth aspect, and the communication device of the ninth aspect.
- the eleventh aspect discloses a computer-readable storage medium, on which a computer program or computer instruction is stored, and when the computer program or computer instruction is executed, the communication method disclosed in the above aspects is realized.
- a twelfth aspect discloses a chip, including a processor, configured to execute a program stored in a memory, and when the program is executed, causes the chip to execute the above method.
- the memory is located outside the chip.
- a thirteenth aspect discloses a computer program product, the computer program product includes computer program code, and when the computer program code is executed, the above communication method is executed.
- FIG. 1 is a schematic diagram of a network architecture disclosed in an embodiment of the present invention
- Fig. 2 is a schematic diagram of a scene disclosed by an embodiment of the present invention.
- FIG. 3 is a schematic flowchart of a communication method disclosed in an embodiment of the present invention.
- Fig. 4 is a schematic diagram of communication between a terminal device and an access network device disclosed in an embodiment of the present invention
- Fig. 5 is a schematic diagram of a signaling frame format of an adjustment location request disclosed by an embodiment of the present invention.
- Fig. 6 is a schematic diagram of a query request signaling and query response signaling frame format for energy storage value and absorption efficiency disclosed in an embodiment of the present invention
- Fig. 7 is a schematic diagram of a signaling frame format for adjusting location confirmation disclosed by an embodiment of the present invention.
- Fig. 8 is a schematic diagram of incident waves and reflected/transmitted waves when a regulating plate disclosed in an embodiment of the present invention is in different states;
- Fig. 9 is a schematic diagram of a state pattern request signaling frame format disclosed by an embodiment of the present invention.
- Fig. 10 is a schematic diagram of another scene disclosed by the embodiment of the present invention.
- FIG. 11 is a schematic diagram of a time-frequency resource and transmit power allocation disclosed in an embodiment of the present invention.
- Fig. 12 is a schematic diagram of another scene disclosed in the embodiment of the present invention.
- Fig. 13 is a schematic diagram of a time-domain impulse response disclosed by an embodiment of the present invention.
- FIG. 14 is a schematic diagram of a time-frequency resource allocation disclosed in an embodiment of the present invention.
- Fig. 15 is a schematic diagram of signaling interaction between a terminal device, an access network device, and a control board disclosed in an embodiment of the present invention
- Fig. 16 is a schematic diagram of a state pattern confirmation signaling frame format disclosed in an embodiment of the present invention.
- Fig. 17 is a flow chart of adjusting the position and state of a regulating board disclosed in an embodiment of the present invention.
- Fig. 18 is a schematic structural diagram of a communication device disclosed in an embodiment of the present invention.
- Fig. 19 is a schematic structural diagram of another communication device disclosed in an embodiment of the present invention.
- Fig. 20 is a schematic structural diagram of another communication device disclosed in an embodiment of the present invention.
- Fig. 21 is a schematic structural diagram of another communication device disclosed in an embodiment of the present invention.
- Fig. 22 is a schematic diagram of an analog circuit disclosed in an embodiment of the present invention.
- Fig. 23 is a schematic diagram of state switching of a regulating board disclosed in an embodiment of the present invention.
- Fig. 24 is a schematic structural diagram of another communication device disclosed in an embodiment of the present invention.
- Fig. 25 is a schematic structural diagram of another communication device disclosed in an embodiment of the present invention.
- Fig. 26 is a schematic structural diagram of a communication system disclosed by an embodiment of the present invention.
- the embodiment of the invention discloses a communication method, device and computer-readable storage medium, which are used to improve the throughput of the communication system.
- a unit may be, but is not limited to being limited to, a process running on a processor, a processor, an object, an executable, a thread of execution, a program, and/or distributed between two or more computers.
- these units can execute from various computer readable media having various data structures stored thereon.
- a unit may, for example, be based on a signal having one or more data packets (eg, data from a second unit interacting with another unit between a local system, a distributed system, and/or a network. For example, the Internet via a signal interacting with other systems) Communicate through local and/or remote processes.
- FIG. 1 is a schematic diagram of a network architecture disclosed by an embodiment of the present invention.
- the network architecture may include access network equipment, an environment controller and a control board.
- the access network device may include one or more access network devices (one is shown in Figure 1)
- the environment controller may include one or more environment controllers (one is shown in Figure 1)
- the control board may include One or more regulatory plates (one is schematically shown in Figure 1).
- any two of the environmental controller, access network equipment, and control board can communicate, that is, any two of the environmental controller, access network equipment, and control board can be interconnected, and the communication method can be wireless
- the communication may also be wired communication.
- the access network devices can communicate through the optical fiber interface, and can also communicate through the Xn interface.
- the access network device and the environment controller can communicate through an air interface (that is, an air interface, such as a Uu interface), and the access network device and the control board can also communicate through an air interface.
- the environment controller and the control board can communicate through a wireless local area network (WLAN).
- WLAN wireless local area network
- any of the environmental controllers, access network devices, and control boards can also communicate with each other through Bluetooth (bluetooth), ultra wide band (UWB), long-range radio (long range radio, LoRa) , Narrowband Internet of Things (NB-IoT) and other ways to communicate.
- Bluetooth blue
- UWB ultra wide band
- LRRa long-range radio
- NB-IoT Narrowband Internet of Things
- the network architecture shown in FIG. 1 may also include one or more terminal devices, and the terminal devices may communicate with access network devices, environment controllers, and control boards.
- the communication method can be wireless communication or wired communication.
- the wireless communication standard adopted for the communication between the terminal equipment and the access network equipment, the environmental controller, and the control board can be the second generation mobile communication technology (2th generation, 2G), the third generation mobile communication technology (3th generation, 3G) , the fourth generation mobile communication technology (4th generation, 4G), the fifth generation mobile communication technology (5th generation, 5G), WLAN/wireless fidelity (wireless fidelity, WiFi), bluetooth, UWB, LoRa, NB-IoT, etc., It may also be a combination of one or more of the above wireless communication systems.
- the communication between the terminal device and the access network device may include uplink communication (that is, communication from the terminal device to the access network device) and downlink communication (that is, communication from the access network device to the terminal device).
- uplink communication the terminal equipment is used to send uplink signals to the access network equipment; the access network equipment is used to receive uplink signals from the terminal equipment.
- downlink communication the access network equipment is used to send downlink signals to the terminal equipment; the terminal equipment is used to receive downlink signals from the access network equipment.
- the link corresponding to uplink communication is an uplink
- the link corresponding to downlink communication is a downlink.
- network architecture shown in FIG. 1 is not limited to include only the access network equipment, control board and environment controller shown in the figure.
- FIG. 1 is only an example and does not constitute a limitation.
- Terminal equipment also called user equipment (UE), mobile station (MS), mobile terminal (MT), etc.
- the terminal device can be a handheld terminal, a notebook computer, a subscriber unit (subscriber unit), a cellular phone (cellular phone), a smart phone (smart phone), a wireless data card, a personal digital assistant (personal digital assistant, PDA) computer, a tablet computer , wireless modem (modem), handheld device (handheld), laptop computer (laptop computer), cordless phone (cordless phone) or wireless local loop (wireless local loop, WLL) station, machine type communication (machine type communication, MTC) terminals, wearable devices (such as smart watches, smart bracelets, pedometers, etc.), vehicle-mounted devices (such as cars, bicycles, electric vehicles, airplanes, ships, trains, high-speed rail, etc.), virtual reality (virtual reality, VR ) equipment, augmented reality (augmented reality, AR) equipment, wireless terminals in industrial control (industrial control),
- VR virtual reality
- AR augmented reality
- the access network equipment may include radio access network equipment, and the radio access network equipment is a device deployed in the radio access network to provide a wireless communication function for terminal equipment.
- radio access network (radio access network, RAN) equipment may include various forms of base station (base station, BS).
- base station BS
- BS base station
- a macro base station a micro base station (also called a small cell), a relay station, an access point, and the like.
- the names of radio access network devices may be different.
- base transceiver station in global system for mobile communication (GSM) or code division multiple access (CDMA) network, wideband code division multiple access (wideband NB (NodeB) in code division multiple access (WCDMA), eNB or eNodeB (evolutional NodeB) in long term evolution (LTE).
- the wireless access network device may also be a wireless controller in a cloud radio access network (cloud radio access network, CRAN) scenario.
- the radio access network device may also be a base station device in a future network (such as 6G, etc.) or a radio access network device in a future evolved public land mobile network (public land mobile network, PLMN) network.
- the wireless access network device may also be a wearable device or a vehicle-mounted device.
- the radio access network device may also be a transmission and reception point (TRP).
- TRP transmission and reception point
- the control panel also known as the electromagnetic wave control panel (electromagnetic panel, EP), is a device that can regulate (change) the direction, amplitude, and phase of electromagnetic waves.
- the control board may include a transceiver, one or more metamaterial units. Among them, the transceiver can provide communication functions, and each metamaterial unit can include a phase shifting circuit, an amplitude modulation circuit, and an energy storage circuit, so that the direction, amplitude, and phase of electromagnetic waves can be adjusted.
- An environmental controller is a device with computing power.
- the environmental controller can perform numerical calculations, logic calculations, and storage functions.
- the environmental controller can run according to the preset program, so that it can process massive data automatically and at high speed.
- the environmental controller can be a microcomputer, a supercomputer, an embedded computer, etc., or other devices with computing capabilities.
- the data processing work of the environment controller in the embodiment of the present invention may be performed by the access network device, therefore, the environment controller may be a module in the access network device.
- FIG. 2 is a schematic diagram of a scene disclosed by an embodiment of the present invention.
- the scenario shown in FIG. 2 may be an application scenario of an automated factory of Industry 4.0.
- there may be one or more access network devices and there may be multiple different terminal devices, such as one or more industrial robots 201, one or more automated guided vehicles (automated guided vehicle, AGV) 202 , one or more surveillance cameras 203 , one or more laptop computers 204 , one or more control boards 205 , one or more access network devices 206 , one or more smart phones 207 .
- AGV automated guided vehicle
- surveillance cameras 203 one or more surveillance cameras 203
- one or more laptop computers 204 one or more control boards 205
- one or more access network devices 206 one or more smart phones 207 .
- IoT Internet of things
- IoT devices for storing goods generally have a large number of connections, have low requirements for network speed, are sensitive to power consumption, and are not sensitive to delay.
- AGV equipment in general, will move frequently, have continuous coverage requirements, have general requirements for network speed, and are sensitive to delay.
- Surveillance cameras usually in a fixed position, have high requirements for network speed, are convenient for data upload and storage, and require certain communication reliability.
- Industrial robots Industrial robot arms
- Laptops, tablets, etc. generally do not move frequently, and have general requirements for network speed and communication reliability.
- small data packet services for data collection such as control sensors on mechanical equipment, sensors on industrial conveyor belts, and radio frequency identification (RFID) sensors on container supports may occur every 1 second or every few seconds;
- the control signaling business of the robot may continue to occur in order to control it accurately;
- the high-definition data business of the surveillance camera may occur every 10 minutes, that is, the real-time collected video data can be saved in the local memory first, Then upload the data once every 10 minutes to back up the data.
- the rules of communication services of various terminal devices in the scenario shown in Figure 2 can be counted or predicted through industrial control programs, and then the types of communication services of various terminal devices (for example, small data collected by the above sensors) can be obtained.
- the communication service data may include the occurrence frequency of the communication service of the terminal device, for example, it occurs once per hour, once per minute, once per second, occurs continuously for a duration, and so on.
- the communication service data may also include the duration of each service of the terminal device and the size of the transmitted data volume.
- the communication services of various terminal devices may occur periodically and repeatedly every day or every hour, therefore, the previous prior data (that is, known data) can be used to Predict the law of the next communication service of the terminal device.
- FIG. 2 the scene shown in FIG. 2 is not limited to include only industrial robots, automatic guided vehicles, surveillance cameras, laptop computers, control boards, etc. shown in the figure.
- reconfigurable intelligent surface is a reconfigurable antenna technology that can change the dielectric constant of the material surface unit.
- RIS technology can realize the manipulation of electromagnetic waves in the spatial dimension based on the conversion and regulation between different states, that is, the direction, amplitude, and phase of electromagnetic waves can be adjusted by changing the dielectric constant of the surface unit of the material.
- the RIS technology has the advantages of low cost, low power consumption, and low overhead.
- Wireless power transfer is a wireless technology that can realize contactless energy transmission and charging through electromagnetic waves.
- the WPT technology can be roughly divided into near-field inductive coupling WPT, far-field microwave WPT, laser beam WPT and other technologies.
- SRE Smart radio environment
- RIS and WPT wireless electromagnetic wave propagation environment
- SRE technology can change the propagation environment between the access network equipment and the terminal equipment, so that the propagation environment can reach an ideal state, which can alleviate the influence caused by traditional wireless channel multipath propagation and Doppler expansion, and effectively solve the problem of signal fading, Obstacle occlusion and other problems can improve the data transmission efficiency, thereby improving the throughput performance of the wireless communication system.
- FIG. 3 is a schematic flowchart of a communication method disclosed in an embodiment of the present invention. As shown in Fig. 3, the communication method may include the following steps.
- the environment controller sends the location information of the control board to the access network device.
- the access network device may receive position information from the control board of the environment controller, and the position information may include only rotation information, or only movement information, or both movement information and rotation information.
- the rotation information may include only the rotation angle, or may include both the rotation direction and the rotation angle
- the movement information may include only the moving distance, or may include both the moving direction and the moving distance.
- the embodiment of the present invention can optimize the propagation environment in the space around the control board by manipulating the control board, and improve the average transmission quality between the terminal device and the access network device, thereby improving the average throughput of the wireless communication system.
- the "propagation environment” can be understood as the physical space environment where the environment controller, access network equipment, control panel, and terminal equipment are located, for example, a factory workshop, an office, a meeting room, and so on.
- the environment controller may first determine the position information of the control board, and then send the position information of the control board to the access network device.
- the environment controller can determine the position information of the control board according to the three-dimensional space map.
- the three-dimensional spatial map may include building structure information, location information and material information of fixed equipment, communication service model information of fixed equipment, and deployment information of access network equipment.
- Building structure information can include information such as the building structure of the plant of the automated factory, such as the length, width, and height information of the plant, the material information and thickness information of walls, floors, and ceilings, as well as the building positions of load-bearing columns and decorative columns in the plant, Building material and thickness information.
- the environment controller can establish a space coordinate system according to the building structure information. For example, the environment controller can use the lower right corner of the factory building as the origin of space coordinates (0,0,0) to establish a three-dimensional space coordinate system. Therefore, the environment controller can determine the three-dimensional coordinates of the equipment and load-bearing columns in the plant according to the coordinate system.
- the location information and material information of the fixed equipment may include the installation positions of the fixed equipment in the factory building, such as mechanical equipment, industrial conveyor belts, container brackets, robot arms, and industrial cameras, and their structural material information.
- Structural material information may include the geometric size and shape of the device (for example, length, width, height, rectangle/circle/irregular shape, etc.), and may also include the material information of the device (for example, steel, aluminum alloy, plastic, glass, paper , leather, carbon fiber, etc.) and the roughness of the surface of the device (for example, mirror smooth, generally smooth, generally rough, very rough).
- the communication business model information of fixed equipment can include control sensors of mechanical equipment, sensors on industrial conveyor belts, RFID sensors on container supports, communication equipment of robot arms, communication equipment of industrial cameras and other equipment communication business models, communication business models Specifically, it may include service types of each device (for example, small packet service for sensor data collection, robot control signaling service, camera high-definition data service, etc.) and service data.
- the service data may include the occurrence frequency of the communication service of the terminal device, for example, once per hour, once per minute, once per second, or continuously for a duration.
- the service data may also include the duration of each service of the terminal device and the size of the transmitted data volume.
- the communication services of various terminal devices may occur periodically and repeatedly every day or every hour, therefore, the previous prior data (that is, known data) can be used to Predict the law of the next communication service of the terminal device.
- the deployment information of the access network equipment may include information such as the deployment location of one or more antennas of the access network equipment in the plant, the specifications of the antennas, and the transmission power of the access network equipment. According to the deployment information of the access network equipment, the coverage area range of the access network equipment and the coverage strength of different ranges can be obtained.
- Prior information such as the above-mentioned building structure information, location information and material information of fixed equipment, communication service model information of fixed equipment, and deployment information of access network equipment can be input into the environment controller in advance, and the environment controller can store it locally .
- assets such as the plant, mechanical equipment, industrial conveyor belts, and freight robots of the automated factory shown in Figure 2 may belong to one enterprise or to multiple enterprises.
- the enterprise or enterprises can obtain prior information such as the above-mentioned building structure information, location information and material information of fixed equipment, communication business model information of fixed equipment, and deployment information of access network equipment, and can input such information in advance Environmental controller.
- the spatial position (ie, geographical location) of the control panel may be fixed. At this time, after the deployment of the control board is completed, the spatial position of the control board is fixed, and it cannot move back and forth, but can only rotate the angle or direction.
- the spatial position of the control board can also be changed.
- the control board can be deployed on the sliding track.
- the control board can rotate in angle or direction, and can also be moved through the sliding track.
- the number of control boards that may be required is different.
- the communication service of the terminal equipment is a small data packet service, and the terminal equipment does not have high requirements on the communication rate and delay, less control boards may be required to regulate the propagation environment.
- the communication service of the terminal device is a large data packet service, and the terminal device has high requirements on communication rate and delay, more control boards may be required to control the propagation environment.
- the environment controller may select some control boards from all the deployed control boards, and then determine the location information of the selected control boards.
- the environmental controller may determine the state of other non-selected regulating boards as absorbing charging state.
- the absorbing energy storage state can also be referred to as the C state for short, which refers to the state in which the absorbed electromagnetic wave is converted into electric energy and stored.
- the circuit of the control board can be used to absorb energy from the electromagnetic waves in the surrounding environment and convert it into electrical energy and store it in the local battery.
- the environment controller can select the control board according to information such as building structure information, location information and material information of fixed equipment, communication business model information of fixed equipment, and deployment information of access network equipment.
- N control boards are deployed, and N control boards correspond to N spatial positions; or, when the spatial position of the control board is variable, Q deployment
- the control board, Q control boards can be located in any one of the N spatial positions by moving, but only one control board can exist in a spatial position at the same time.
- the N spatial positions in both cases may be the same or different.
- the number of control boards to be selected may be M.
- N, Q, and M are integers greater than or equal to 1, and M ⁇ Q ⁇ N.
- the environment controller can first select M spatial locations and then select M control boards according to information such as building structure information, location information and material information of fixed equipment, communication service model information of fixed equipment, and deployment information of access network equipment.
- the environment controller selects M spatial locations from N spatial locations to exist In each case, the environmental controller can assume that there are control boards in M spatial positions in each case, and there are no control boards in the other NM spatial positions. Then, the environmental controller can determine that the access network equipment in each case Indicators such as average communication quality or average throughput with terminal devices. Afterwards, the environment controller may determine the M spatial positions with the best indicators such as average communication quality or average throughput as the target positions. It can be understood that the indicators such as average communication quality or average throughput determined by the environment controller may be for a period of time, therefore, the obtained target position may be a target position for a period of time.
- the passive transmission state also referred to as the P state for short, refers to a state in which incident electromagnetic waves are reflected or transmitted.
- the control board When the control board is in the passive forwarding state, it can directly reflect or transmit the incident electromagnetic wave without any processing. At this time, the control board neither absorbs energy from the surrounding environment nor releases the energy of the local battery.
- the environment controller selects M spatial locations from N spatial locations using the following formula (1):
- x m , y m , and z m represent the coordinate positions of the mth spatial position on the x-axis, y-axis, and z-axis respectively, that is, the coordinate positions determined according to the three-dimensional space map. It can represent the time-averaged sum rate (average sum-rate), and its unit can be bit per second (bit/s).
- T may represent the length of the time window, and its unit may be seconds (s).
- K can represent the number of service activated users, and can also be understood as the number of terminals with communication services (uplink communication service or downlink communication service), which can be obtained from the communication service model information included in the three-dimensional spatial map, or can be obtained through model prediction.
- rank( ⁇ k (t)) can represent the rank number (rank) of the angular domain multipath of the kth user at time t, and can also be understood as the signal between the kth terminal device and the access network device at time t
- the number of transmission paths (the transmission paths of the access network device and the terminal device may be the same).
- ⁇ k,i (t) can represent the signal-to-noise ratio of the k-th user in the i-th angle domain at time t, and can also be understood as The signal-to-noise ratio of the signal of the network access device or the signal-to-noise ratio of the signal from the k-th terminal device received by the access network device on the i-th transmission path at time t.
- the set of spatial locations includes M elements, which are selected from N spatial locations, and there are a total of A set of spatial locations, the environment controller can calculate each spatial location set max refers to the selection A set of spatial locations can be such that Largest collection of spatial locations.
- the M spatial positions (target positions) obtained by the above formula (1) can be such that the downlink The M spatial positions with the maximum average communication rate, that is, the maximum downlink average throughput.
- the target position obtained by the formula (1) can make the average uplink communication rate within a period of time
- the largest M spatial positions are to maximize the average uplink throughput.
- the target obtained by formula (1) The locations may be the M spatial locations that maximize the total average uplink and downlink communication rate within a period of time, that is, maximize the uplink and downlink average throughput of the communication system.
- the length T of the time window in the formula (1) can be selected according to the actual situation, for example, it can be 10 seconds, 1 minute, 10 minutes and so on.
- the environment controller Since the environment controller needs to know the communication service data (ie service type and service data) within a period of time (T), it can determine which terminal devices have communication services at each moment, so that K in the above formula can be determined. Therefore, the environment controller may first determine traffic data for a period of time (T).
- the environment controller can determine the communication service data within a period of time (T) according to the communication service model information of the fixed equipment. For example, the environment controller can determine the communication service of the terminal device in the first time period (such as 8:10-8:15), and the communication service of the terminal device in the second time period (such as 8:15-8:15) through the communication service model information. 25) Communication services.
- the communication service may include the control signaling service of the robot, and the control signaling service may occur every 5 seconds in the first time period, and each time lasts for 1 second; in the second time period Can occur every 10 seconds, each lasting 1 second.
- the environment controller can directly determine the communication service data within a period of time (T) according to the communication service model information of the fixed equipment.
- T period of time
- the communication services of various terminal devices may occur periodically and repeatedly every day or every hour. Therefore, the environment controller can directly determine the future Service types and service data of terminal devices within a period of time.
- the service type and service data of the terminal device can be the same every day, therefore, the environment controller can determine the service type and service data of the terminal device from 8:10 am to 8:15 am in the previous day as 8:10 am in the next day Business types and business data by 8:15 am.
- the environment controller may also establish a model according to the communication service model information of the fixed equipment, and determine the communication service data within a period of time (T) through the model.
- the environment controller can build a model to predict the rules of the communication services of the terminal device in a period of time in the future based on some or all of the prior data of the terminal device (that is, known business types and business data information), so as to determine the Business type and business data.
- the environment controller can establish a neural network model or other machine learning models to predict the service type and service data of the terminal device in the next time period.
- the training samples of the model can be the prior data of the terminal equipment (that is, the known service type and service data information of the terminal equipment), and the input of the model can be the previous time period of the terminal equipment (8:10-8: 15) information on the business type and business data, the output of the model can be the information on the business type and business data in a period of time (8:15-8:20) after the terminal device.
- the environment controller After the environment controller determines the terminal equipment with communication services at each moment, it can determine the number of transmission paths of the terminal equipment with communication services at each moment (that is, rank( ⁇ k (t))), and each The signal-to-noise ratio corresponding to the transmission path (ie ⁇ k,i (t)).
- the environment controller can determine the rank( ⁇ k (t)) according to the building structure information, the location information and material information of the fixed equipment, and the deployment information of the access network equipment. Specifically, the environment controller can determine the spatial location of the access network equipment according to the deployment information of the access network equipment, and can determine the spatial location of the terminal equipment according to the location information of the fixed equipment. Moreover, the environment controller can determine which transmission paths (propagation paths) the signals sent by the access network equipment to the terminal equipment can reach the terminal equipment through according to the building structure information, the location information and material information of the fixed equipment, and the deployment information of the access network equipment.
- the transmission path can be determined by simulating the signals of access network equipment and terminal equipment in combination with information such as building structure information, location information and material information of fixed equipment, and deployment information of access network equipment.
- the transmission path through which the terminal device sends signals to the access network device may be the same as the transmission path through which the access network device sends signals to the terminal device.
- the transmission path through which the terminal device sends signals to the access network device may be different from the transmission path through which the access network device sends signals to the terminal device.
- the environment controller can determine ⁇ k,i (t) according to the building structure information, the location information and material information of the fixed equipment, and the deployment information of the access network equipment. Specifically, the environment controller can determine the transmission loss according to the building structure information, the location information and material information of the fixed equipment, and the deployment information of the access network equipment, and determine ⁇ k,i (t) according to the transmission loss.
- the environment controller can determine the transmission loss (that is, downlink loss) of the signal sent by the access network device to the terminal device on each transmission path, and can also determine the transmission loss of the signal sent by the terminal device to the access network device on each transmission path Transmission loss (that is, uplink loss). Transmission loss may include free space propagation loss, reflection loss, transmission loss, and the like.
- the frequency of the electromagnetic wave signal is different, and its free space propagation loss, reflection loss, transmission loss, etc. will also be different.
- the signal will be lost to varying degrees when it is reflected and transmitted on different materials such as glass, paper, leather, carbon fiber, gypsum board wall, and brick wall.
- the signal of a 2.4GHz signal may drop by 3dB after passing through a plasterboard wall, that is, the signal will be attenuated by 3dB.
- the signal of a 2.4GHz signal may drop by 12dB after penetrating a brick wall, that is, the signal will be attenuated by 12dB.
- the environment controller can determine the spatial distance between the access network device and the terminal device, and determine the transmission loss according to the spatial distance.
- the three-dimensional space coordinates of a transmitter (transmitter, TX) and a receiver (receiver, RX) may be recorded as (x 1 , y 1 , z 1 ) and (x 2 , y 2 , z 2 ), respectively.
- the space distance d 3D between TX and RX can be determined by formula (2).
- TX can be understood as a device for sending signals, which can be an access network device or a terminal device
- RX can be understood as a device for receiving signals sent by a transmitter, which can be an access network device or a terminal device.
- the environment controller can calculate the large-scale path transmission loss (path loss, PL) from TX to RX according to the line-of-sight (LOS) and non-line-of-sight (LOS) Line-of-sight, NLOS) are classified as PL LOS and PL NLOS respectively, and the unit is decibel (dB).
- LOS can be understood as the connection path between two points in the three-dimensional space coordinates of TX and RX, and there is no obstruction in the middle of the connection; on the contrary, NLOS can be understood as the existence of an obstruction in the middle of the connection path in the case of .
- the environment controller can use the following formula (3), formula (4) and formula (5) to calculate the transmission loss on the transmission path from the transmitter to the receiver:
- the formula (3) can calculate the transmission loss of the direct line-of-sight path; the combination of formula (3), formula (4) and formula (5) can calculate the transmission loss of the non-line-of-sight path.
- f c in the above formula may be the carrier frequency (that is, the carrier frequency of the access network device), and the unit is GHz.
- the environmental controller can determine the signal-to-noise ratio ⁇ k,i (t) of the terminal equipment according to the transmission loss. Assuming that the transmission power of the access network equipment, the transmission power of the terminal equipment, and the noise in the signal transmission process are constant, the environment controller can determine the signal noise ratio (SNR) of the signal received by the terminal equipment and the access network equipment. , SNR). For example, the transmission power of the access network equipment can be 40dBm, the noise power can be -30dBm, and the signal is attenuated by 10dB during transmission. Therefore, the receiving power of the terminal equipment can be 30dBm, so that the signal-to-noise ratio of the signal received by the terminal equipment can be Can be 60dB.
- SNR signal noise ratio
- FIG. 4 is a schematic diagram of communication between a terminal device and an access network device disclosed in an embodiment of the present invention.
- the selected M spatial locations can be spatial location 1, spatial location 4, and spatial location N, and the formula (1) can be used to calculate the
- the environment controller can determine that the access network device sends to terminal device 1 according to the three-dimensional space map.
- the signal can reach the terminal device 1 through ⁇ 1,1 , ⁇ 1,2 , ⁇ 1,3 ; the signal sent by the access network device to the terminal device 2 can reach the terminal device 2 through ⁇ 2,1 , ⁇ 2,2 .
- the signal sent by the terminal device to the access network device can also reach the access network device through the same path.
- the environmental controller can also determine the loss on each path of ⁇ 1,1 , ⁇ 1,2 , ⁇ 1,3 from the access network device to the terminal device 1, and ⁇ 2,1 from the access network device to the terminal device 2 , ⁇ 2,2 loss on each path.
- the environment controller can determine the received power of each path of the terminal equipment 1 and the terminal equipment 2 The signal-to-noise ratio of the signal.
- the environment controller can also determine the communication service data between the terminal equipment 1 and the terminal equipment 2 and the access network equipment, so that according to the formula (1), the communication service data within the time period can be determined
- the environment controller can also choose different M spatial locations and then calculate then the largest The corresponding spatial position is determined as the target position. It should be understood that the communication between the terminal device and the access network device shown in FIG. 4 is only an example and does not constitute a limitation.
- Formula (1) is a typical combinatorial optimization problem, which can be solved by alternating direction method of multipliers (ADMM) or other methods.
- ADMM is a method that can solve decomposable convex optimization problems. It can equivalently decompose the objective function of the original problem into several solvable sub-problems, then solve each sub-problem in parallel, and finally coordinate the solution of the sub-problems to obtain global solution to the original problem.
- the environment controller can also use various variations of formula (1) to select M spatial locations from the N spatial locations.
- ⁇ k,i (t) may be replaced by other functions related to transmission loss, such as functions related to the reciprocal of transmission loss.
- the formula (1) is only an illustration, and other formulas that can achieve the same function can also be used, which is not limited here.
- M control boards After the environment controller selects M spatial positions (ie, target positions), M control boards can be selected.
- the selected M control boards are in one-to-one correspondence with the selected M spatial positions.
- the environment controller can select M control boards at the target position, and the M control boards correspond to their own spatial positions.
- the environment controller can choose M control boards with higher energy storage value, or can choose M control boards at will.
- the corresponding relationship between the M control boards and the M spatial positions can be: the control board with higher energy storage value can correspond to the spatial position farther from the access network equipment among the M spatial positions, and the energy storage value
- the lower control board may correspond to a spatial location closer to the access network device among the M spatial locations.
- the environment controller can determine the movement information according to the spatial positions corresponding to the selected M control boards. In the case that the spatial positions of the control boards are changed, the environment controller may determine the movement information according to the spatial positions corresponding to the selected M control boards.
- the movement information may include movement direction and movement distance.
- the movement information may be a specific absolute spatial position (such as three-dimensional space coordinates). At this time, the environment controller may directly determine the spatial position corresponding to the control board as the movement information.
- the moving information can also be the specific moving direction and moving distance compared with the current spatial position of the control board. For example, the moving direction can be: move to the right, and the moving distance can be: 10 meters.
- the current spatial position determines the movement information. In another case, the moving information can only include the moving distance.
- the control board can pre-determine a default moving direction (such as moving to the right or left).
- the location determines the movement information.
- the environment controller may send the location information to the access network device, where the location information may include the movement information. It can be seen that the environment controller can determine the movement information according to the three-dimensional space map.
- the environment controller When the environment controller sends the location information, it can also send the identification information of the control board, such as the identity document (ID) of the control board.
- ID the identity document
- the ID of the control board and the position information of the control board are in one-to-one correspondence. For example, all control boards can be numbered from 0.
- the environment controller can determine the rotation information from the three-dimensional space map. Specifically, after the environment controller selects the control panel according to the three-dimensional space map, the environment controller can also determine the spatial direction of the selected control panel, and then the environment controller can determine the rotation information according to the space direction.
- the environment controller can determine the spatial direction of the control board according to the three-dimensional space map. After the environment controller selects M control boards, it can determine the average communication quality or average throughput between the access network device and the terminal device when the M control boards are in the corresponding spatial positions and in different spatial directions. After that, the M spatial directions with the best indicators such as average communication quality or average throughput can be determined as target directions. It is assumed that there can be S spatial directions (attitudes) of the control board, therefore, there can be S M different combinations of spatial directions.
- the spatial direction can be understood as the different angles of the control board. The spatial directions of the control boards are different, and the corresponding angles of the control boards are different.
- the environment controller can respectively calculate the M control boards in different spatial directions through the formula (1).
- Environmental controllers can get S M As a result, after that, the environmental controller can apply the maximum The M spatial directions of the corresponding control board are determined as the target directions.
- the environmental controller can also determine M spatial positions and the spatial directions of the control boards at the M spatial positions at the same time, only need to add the angle L m in L in the formula (1) (that is, the spatial direction of the control board at the mth spatial position), namely 1 ⁇ m ⁇ M. Indicates the spatial direction of the control board at the mth spatial position, that is, the orientation of the control board.
- the calculation load of the environmental controller is larger, and it is necessary to calculate under the circumstances
- the calculation of the Therefore due to the consideration of the spatial position and spatial direction of the control board at the same time, the calculation of the Therefore, more accurate results can be obtained.
- the environment controller can determine the rotation information according to the spatial orientation of the regulating plate.
- the rotation information may include a rotation direction and a rotation angle.
- the rotation information can be the specific rotation direction and rotation angle of the control board to be adjusted to the spatial direction.
- the rotation direction is clockwise and the rotation angle is 90°.
- the environment controller can determine it according to the current spatial direction of the control board.
- Rotation information can also be an absolute angle value That is to say, the spatial direction (target orientation) of the regulating board, the spatial direction may be a spatial direction referenced to clockwise rotation in the horizontal direction, or a spatial direction referenced to counterclockwise rotation in the horizontal direction.
- 90° can represent the spatial direction in which the control board is rotated 90° clockwise from the horizontal direction.
- the environment controller may directly determine the corresponding angle of the control board as the rotation information.
- the rotation information can also only include the rotation angle.
- the control board can have a default rotation direction (counterclockwise or clockwise) in advance.
- the spatial orientation determines the rotation information.
- the environment controller may send the location information to the access network device, where the location information may include the rotation information.
- the environment controller may locally store the information of the previous spatial position and spatial direction of the control board.
- the position information sent by the environment controller to the access network device may only include rotation information.
- the position information sent by the environment controller to the access network device may only include movement information or rotation information, or may include both movement information and rotation information.
- the target position of the control board is the same as the current spatial position of the control board, the control board does not need to adjust its own spatial position, and the position information may only include rotation information.
- the final effect that can be achieved may be the same, that is, the improvement of the performance (such as throughput) of the communication system may be the same.
- the above-mentioned environmental controller only uses a three-dimensional space map when determining the location information, but in practice, the energy absorption and storage efficiency of the control board may vary with the distance from the access network device or terminal device. For example, the energy absorption and storage efficiency of the control panel closer to the access network equipment is usually higher, while the energy absorption and storage efficiency of the control panel farther away from the access network equipment is usually lower. Therefore, when the environment controller determines the position information of the control board, the absorption energy storage efficiency and the energy storage value of the control board can be considered.
- the environmental controller can determine the position information of the control board according to the three-dimensional space map, as well as the energy storage value and absorption efficiency of the control board.
- Absorption storage efficiency can also be referred to as absorption efficiency.
- formula (1) can be improved. Since the energy absorption and storage efficiency of the control panel can be related to the distance between the access network equipment and the control panel, an offset term can be added to formula (1), which can be the energy storage efficiency of the control panel function of efficiency. For example, see the following formula (6):
- the c j in can represent the absorption energy storage efficiency of the control panel at the jth spatial position among the selected M spatial positions, for example, it can be 30%, 50%, and a can be a weight coefficient, which can be selected according to the actual situation Different values, such as 0.5, 0.9, etc. can be used.
- the energy storage value of the control panel can also be considered when selecting M spatial positions. If the energy storage value of the control panel is high, it indicates that the control panel has more energy storage. At this time, less consideration can be given to the control panel. Absorption energy storage efficiency. If the energy storage value of the control panel is low, it means that the energy storage of the control panel may be insufficient, and more consideration needs to be given to the energy absorption and storage efficiency of the control panel.
- formula (6) can be improved accordingly, such as multiplying the absorption energy storage efficiency n j of the control panel by a weight b j , which is related to the energy storage value of the control panel, the greater the energy storage value, the greater the weight can be Small, the smaller the energy storage value, the greater the weight can be, see the following formula (7):
- b j can be the difference between 1 and the energy storage value percentage of the control board (i.e., 1 minus the energy storage value), and the control board can be the control board corresponding to the jth spatial position among the selected M spatial positions, Therefore, b j is greater than or equal to 0 and less than or equal to 1.
- Energy storage value can be 30%, 50%.
- the formula (7) can comprehensively consider the energy storage value of the control panel and the energy absorption and storage efficiency of the control panel at different spatial positions. Therefore, the final M spatial positions can improve the average energy storage efficiency of the control panel.
- the environment controller can also select M spatial locations from the N spatial locations by using various variations of formula (6) and formula (7).
- the above formula (6) in It can also be replaced by a function of the distance between the M spatial positions and the access network equipment, for example, can be used Replacement, wherein d j can represent the distance from the jth spatial position in the selected M spatial positions to the access network device, and the unit can be meters (m).
- the environment controller can receive the energy storage value and absorption efficiency from the control board of the access network device.
- the access network device can actively send the energy storage value and absorption efficiency of the control board to the environmental controller, and accordingly, the environmental controller can receive the energy storage value and absorption efficiency of the control board from the access network device. efficiency.
- the energy storage value can be the percentage of the energy storage value of the control board (such as 30%, 60%, etc.), or the specific energy storage value of the control board (such as 100 milliampere hours (mAh)).
- the absorption efficiency can be the efficiency of the control board absorbing electromagnetic wave energy and converting it into electric energy (such as 50%, 80%, etc.), which can be related to the distance between the control board and the equipment (such as access network equipment, terminal equipment) that emits electromagnetic waves The function.
- the environment controller may obtain the energy storage value and absorption efficiency of the regulation board by sending a second request to the access network device.
- the access network device may receive the second request from the environment controller, and then, the access network device may send the energy storage value and absorption efficiency of the regulation board to the environment controller according to the second request.
- the access network device sends the location information of the control board to the control board.
- the access network device may send the position information to the control board.
- the access network device can send the location information to the control board by adjusting the location request signaling (Request, REQ).
- the adjusted position REQ may include the identification (BS-ID) of the access network device, the identification (EP-ID) of the control board, the rotation information of the control board, the movement information of the control board, and the CRC check digit.
- the position information may only include rotation information. Therefore, only rotation information may be included in the adjusted position REQ.
- the position information may only include movement information or rotation information, or may include movement information and rotation information at the same time. Therefore, the adjusted position REQ may only include movement information or rotation information, or may include both movement information and rotation information.
- the adjusted position REQ may include movement information and rotation information. However, if the position information does not include movement information or rotation information, the values of the movement information and rotation information in the adjusted position REQ can be set to NULL.
- the environment controller can also send location information to the access network device by adjusting the location REQ.
- FIG. 5 is a schematic diagram of a format of an adjustment location request signaling frame disclosed by an embodiment of the present invention.
- the position adjustment request signaling (type 1) may include the access network device ID, the control board ID, the target position (that is, the spatial position corresponding to the control board), the target orientation (that is, the angle corresponding to the control board), CRC check character.
- the position adjustment request signaling (Type 2) may include access network device ID, control board ID, moving direction and moving distance, rotating direction and rotating angle, and CRC check digit. It can be understood that, the frame format shown in FIG. 5 is only an exemplary description, and does not constitute a limitation thereto.
- the access network device can receive the energy storage value and absorption efficiency from the control panel.
- the control board can directly send its own energy storage value and absorption efficiency to the access network device, and accordingly, the access network device can receive the energy storage value and reception efficiency from the control board.
- the access network device may obtain the energy storage value and absorption efficiency of the control board by sending a first request to the control board.
- the control board may receive the first request from the access network device, and then the control board may send its own energy storage value and absorption efficiency to the access network device according to the first request.
- the first request may include energy storage value query signaling (check, CEK), wherein the energy storage value CEK may include the identification (BS-ID) of the access network device, the identification (EP-ID) of the control board, the query Type, cyclic redundancy check (cyclic redundancy check, CRC) character.
- CEK energy storage value query signaling
- the energy storage value CEK may include the identification (BS-ID) of the access network device, the identification (EP-ID) of the control board, the query Type, cyclic redundancy check (cyclic redundancy check, CRC) character.
- control board can receive the energy storage value query CEK from the access network device, and then the control board can send (feedback) the energy storage value response signaling (response, RSP) to the access network device, and the energy storage value RSP can be Carry the current energy storage value information of the local battery of the control board, where the energy storage value RSP can include the identification of the control board (EP-ID), the identification of the access network device (BS-ID), query type, query value, CRC check symbol.
- the first request may also include absorption efficiency query signaling (CEK), where the absorption efficiency CEK may include the identification (BS-ID) of the access network device, the identification (EP-ID) of the control board, the query type, and the CRC check symbol.
- the control board can receive the absorption efficiency CEK from the access network device, and then the control board can send (feedback) the absorption efficiency response signaling (RSP) to the access network device, and the absorption efficiency RSP can carry the absorption efficiency CEK of the control board.
- the relationship between the efficiency and the distance between the control board and the equipment emitting electromagnetic waves can also carry the efficiency information of the conversion of the average electromagnetic wave absorbed by the control board into local battery electric energy in the previous period.
- the absorption efficiency RSP can include the identification of the control board (EP- ID), the identification (BS-ID) of the access network device, the query type, the query value, and the CRC check digit.
- the energy storage value query request (signaling) and absorption efficiency query request (signaling) can be sent separately, that is, the environmental controller can only query the energy storage value or absorption efficiency each time.
- the energy storage value and absorption efficiency query signaling can use a unified frame format.
- the BS-ID can uniquely identify an access network device, and it can be an identification composed of a public land mobile network (public land mobile network, PLMN) code and the like.
- the query type can be energy storage value, absorption efficiency, etc., and it can be a specific value. For example, the value "1" can indicate that the energy storage value is queried, and the value "2" can indicate that the absorption efficiency is queried.
- the query value can be the value corresponding to the specific query type. For example, when the query type is absorption efficiency, the corresponding query value is the absorption efficiency of the control board; when the query type is energy storage value, the corresponding query value is the storage value of the control board. able value.
- FIG. 6 is a schematic diagram of an energy storage value and absorption efficiency query request signaling and query response signaling frame format disclosed by an embodiment of the present invention.
- the query request signaling may include an access network device ID, a control board ID, a query type, and a CRC check character.
- the query response signaling may include an access network device ID, a control board ID, a query type, a query value, and a CRC check digit. It can be understood that, the frame format shown in FIG. 6 is only an exemplary description, and does not constitute a limitation thereto.
- the access network device can send the energy storage value and absorption efficiency of the control board to the environment controller.
- the access network device can directly send the energy storage value and absorption efficiency of the regulating board to the environmental controller.
- the access network device may send the energy storage value and absorption efficiency of the regulating board to the environment controller at a fixed period (eg, 10 seconds, 30 seconds).
- the access network device may send the energy storage value and absorption efficiency of the regulation board to the environment controller according to the second request.
- the control board adjusts the position according to the position information.
- the control board After receiving the location information from the access network device, the control board can adjust its own location according to the location information.
- the control board can receive the position information through the position adjustment REQ from the access network device.
- the adjustment position REQ may include the identification of the control board (such as EP-ID), the rotation information of the control board, the movement information of the control board, and the like.
- the control board can determine whether the adjustment position REQ is sent to itself according to the identification of the control board. When the adjustment board determines that the adjustment position REQ is sent to itself, the adjustment board can adjust its own position according to the rotation information and/or movement information included in the adjustment position REQ.
- the control board can adjust its spatial direction according to the rotation information. If the rotation information includes the rotation direction and the rotation angle, the control panel can adjust its spatial direction according to the rotation direction and the rotation angle.
- the rotation information may implicitly include a rotation direction and a rotation angle.
- the rotation information can be an absolute angle value That is, the spatial direction (target orientation) of the control board, and the angle value Can be an angle value referenced to the horizontal direction.
- the rotation direction can be clockwise or counterclockwise by default, that is, the rotation direction can be predetermined.
- 90° may represent the angle at which the control board is rotated 90° clockwise from the horizontal direction, and may also represent the angle at which the control board is rotated 90° counterclockwise from the horizontal direction.
- the control board can be adjusted according to the angle value Determine how many degrees you need to rotate clockwise or counterclockwise. For example, the current spatial direction of the control board is 50° clockwise, and the rotation information is 90°.
- control board needs to be rotated 40° clockwise to adjust to the spatial direction corresponding to the rotation information. Adjusting the direction of the space by the control panel is to adjust the orientation (namely the posture) of the metamaterial panel itself.
- the rotation information may explicitly include the rotation direction and rotation angle.
- the control board can directly adjust its spatial direction according to the rotation direction and rotation angle. For example, if the rotation direction is clockwise and the rotation angle is 90°, the control board can be directly rotated 90° clockwise according to the rotation information to adjust to the corresponding spatial direction.
- the control panel can adjust its spatial direction according to the rotation angle.
- the control board may have a default rotation direction (counterclockwise or clockwise) in advance.
- the default rotation direction of the control board is clockwise.
- the control board can be directly rotated 90° clockwise to adjust to the corresponding spatial direction.
- the control board can adjust its spatial position according to the movement information. If the moving information includes the moving direction and the moving distance, the control panel can adjust its spatial direction according to the moving direction and the moving distance.
- the movement information may implicitly include movement direction and movement distance.
- the movement information may be an absolute target space position (such as three-dimensional space coordinates).
- the control board can determine the moving direction and moving distance according to the three-dimensional space coordinates of its current position and the three-dimensional space coordinates of the target space position. For example, the three-dimensional space coordinates of the target space position are (0,1,2), the three-dimensional space coordinates of the current position of the control board are (0,0,2), and the control board can determine that it needs to move one meter straight ahead.
- the control panel can be moved by sliding guide rails.
- the movement information may also explicitly include the movement direction and the movement distance.
- the control panel can directly adjust its spatial position according to the moving direction and moving distance. For example, if the moving direction is rightward and the moving distance is 10 meters, the control panel can be directly moved 10 meters to the right to adjust to the corresponding spatial position.
- the control panel can adjust its spatial position according to the moving distance.
- the control board may have a default moving direction (such as moving to the right or moving to the left) in advance.
- the default moving direction of the control panel is leftward, and when the moving distance is 8 meters, the control panel can be directly moved 8 meters to the left to adjust to the corresponding spatial position.
- the control board may send an adjustment position acknowledgment signal (acknowledge, ACK) to the access network device.
- the position adjustment ACK may include the identification of the control board (EP-ID), the identification of the access network equipment (BS-ID), the identifier of whether the adjustment is successful or not (Flag), and the CRC check digit. If Flag is True, it means that the adjustment of the position of the control board is successful; if Flag is False, it means that the adjustment of the position of the control board fails. When Flag is False, the adjusted position ACK may also include the current position information of the control board (such as the spatial position and the spatial direction of the control board).
- Adjusting position may refer to adjusting spatial position, may also refer to adjusting spatial direction, and may also refer to adjusting spatial direction and spatial position.
- FIG. 7 is a schematic diagram of a format of an adjusted location confirmation signaling frame disclosed by an embodiment of the present invention.
- the position adjustment confirmation signaling may include an access network device ID, a control board ID, a Flag identifier, and a CRC check character.
- the position adjustment confirmation signaling may include the access network device ID, the control board ID, the Flag identification, the current position (that is, the current spatial position), the current orientation (that is, the current angle), and the CRC check symbol.
- the frame format shown in FIG. 7 is only an example and does not constitute a limitation.
- the access network device can monitor the quality of service (QoS) of the terminal device, and dynamically trigger the next propagation environment regulation (that is, the position regulation of the control board) according to the QoS. For example, when the access network device monitors that the QoS of the terminal device is low, that is, when the communication quality of the terminal device is poor, it can send a location adjustment request to the environment controller. After the location adjustment request of the network access device, the environment controller can re-determine the location information of the control board, and then send the location information to the access network device.
- QoS quality of service
- the environment controller After the location adjustment request of the network access device, the environment controller can re-determine the location information of the control board, and then send the location information to the access network device.
- the access network device After the access network device receives the location information from the environment controller, the access network device can send the adjustment position REQ to the control board, and then, when the control board receives the adjustment position REQ sent by the access network device, the control board can timely Adjust your position (spatial position and spatial direction) so that the propagation environment in the surrounding space of the control board can be optimized, and the average transmission quality between the terminal device and the access network device can be improved, thereby improving the throughput of the communication system.
- the environment controller sends the status pattern of the control board to the access network device.
- the access network device may receive the status pattern from the control board of the environment controller.
- a status pattern may include status information.
- the state corresponding to the state information may be the absorbing energy storage state, the active forwarding state or the passive forwarding state.
- Active transmission (active transmission) state which can also be referred to as A state for short, refers to the state in which the incident electromagnetic wave is amplified and then reflected or transmitted. Amplify and then reflect or transmit the amplified electromagnetic wave.
- FIG. 8 is a schematic diagram of incident waves and reflected/transmitted waves when a regulating plate disclosed in an embodiment of the present invention is in different states.
- the control board when the control board is in the state of absorbing energy storage, the energy storage of the control board will increase, and the control board will absorb the ability of the incident electromagnetic wave to convert it into electrical energy and store it in the local battery, so there is no corresponding reflection at this time / Transmitted waves.
- the control board is in the passive forwarding state, the energy storage of the control board remains unchanged. At this time, the control board only passively reflects or transmits the incident electromagnetic wave, neither absorbing energy from the surrounding environment nor releasing the energy of the local battery .
- the energy storage of the control board will be reduced (power reduction), and the control board can use the energy of the local battery to amplify the incident electromagnetic wave and then reflect or transmit the amplified electromagnetic wave, but the amplified electromagnetic wave
- the amplitude of the incident electromagnetic wave can be smaller or larger than that of the incident wave, which is related to the corresponding magnification, but the amplitude of the reflected/transmitted wave in the active forwarding state is larger than that in the passive forwarding state. It should be understood that the schematic diagrams of the incident wave and the reflected/transmitted wave shown in FIG. 8 are only illustrative and not limiting.
- the environment controller may first determine the state pattern of the control board, and then send the state pattern of the control board to the access network device.
- the environment controller After the environment controller determines the location information, it can determine the status pattern of the control panel corresponding to the location information.
- the environment controller can determine the status pattern of the control board according to the three-dimensional space map and the position information of the control board.
- the position information of the control board is different, and the transmission path and transmission loss of the access network device and the terminal device may be different. Therefore, the environment controller may first determine the position information of the control board. After the environment controller determines the position information of the control board, the position (spatial position and spatial direction) of the control board can be in a fixed state. At this time, when the control board is in different states, the control board will cause different changes to the propagation environment in the surrounding space.
- the signal sent by the access network device to the terminal device can reach the terminal device and the signal received by the terminal device through different paths.
- the power can vary.
- FIG. 4 there can be three paths for the wireless electromagnetic wave signal emitted from the access network device to reach the terminal device 1 (robot arm), ⁇ 1,1 is the path from the access network device to the terminal device 1 ⁇ 1,2 is the non-line-of-sight path (NLOS) of the access network device to the terminal device 1 after being reflected by the control board 4, ⁇ 1,3 is the reflection of the access network device through the control board 1 Then reach the non-line-of-sight path (NLOS) of terminal equipment 1.
- NLOS non-line-of-sight path
- the control board 4 is in the absorbing energy storage state (C state), the signal on the path of ⁇ 1, 2 will not reach the terminal device 1, but will be absorbed by the control board and converted into electric energy and stored in the local battery; if the control board Board 4 is in the passive or active forwarding state (P state or A state), and the signal on the path ⁇ 1, 2 can reach the terminal device 1, but the loss in the passive forwarding state is greater than that in the active forwarding state (the attenuation is more serious), so The strength of the signal reaching the end device 1 is not the same. The signal strength is greater (received power is greater) in the active forwarding state.
- ⁇ 2,1 is the direct line-of-sight path from the access network device to the terminal device 2
- ⁇ 2,2 is the non-line-of-sight path from the access network device to the terminal device 2 after being reflected by the control board N.
- the control board N is in the C state, P state, and A state respectively, the signals on the path ⁇ 2,1 reaching the terminal device 2 may also be different.
- the control board can be in any of the above three states at a moment, assuming that the time granularity of the state pattern of the control board is ⁇ t, so within the time period T there can be situation.
- the environment controller can determine indicators such as average communication quality or average throughput between the access network device and the terminal device in each case. Afterwards, the environment controller can determine the M state patterns in the case of the best indicators such as average communication quality or average throughput as the target state patterns.
- the state pattern set includes M elements, one of the M elements is a control board in time T states, each of which can be any of the three states, therefore, there are a total of A collection of state patterns.
- Formula (8) is similar to formula (1), and reference may be made to the relevant description of step 301 , which will not be described in detail here. It can be seen that through formula (8) it can be determined that The largest M state patterns are the state patterns of the M control boards selected above, and the M state patterns can maximize the average throughput of the communication system.
- the environment controller may send the state pattern to the access network device.
- the start time of the state pattern can be t0
- the time granularity can be ⁇ t
- the state pattern can be expressed as S
- the state pattern can also be called a state pattern sequence.
- the state pattern can be a sequence of three states: A state, P state, and C state, such as ⁇ AAAAAPPC ⁇ , or a simplified form of the sequence, such as ⁇ C5P2A1 ⁇ , or a specific state pattern index ⁇ Index ⁇ .
- State pattern S ⁇ Index ⁇ , where Index indicates a known state pattern agreed in advance by the transmitting and receiving ends (ie, the environment controller and the access network device) through a standard protocol.
- the environment controller may also send identification information of the control board, such as the ID of the control board. There is a one-to-one correspondence between the ID of the control board and the status pattern of the control board.
- the above environmental controller determines the state pattern, it does not consider the energy storage value and absorption efficiency of the regulating board. Therefore, there may be situations where certain state patterns are not available.
- the control board will be in state A for a long period of time, which will consume more power, but the control board may not have enough power . Therefore, when the control board is in the A state at a certain moment, there may not be enough power available for use, which may cause the control board to be unable to actively forward the incident electromagnetic waves effectively. It can be seen that the energy storage value of the battery on the control board constrains the effective duration of the A state in the state pattern.
- the control board will be in the energy storage state (C state) for a longer period of time, and the control board will absorb the energy of the surrounding electromagnetic waves for a long time, and can absorb The energy converted to electrical energy is stored locally in the battery.
- the control board may have reached the upper limit of the energy storage value of the local battery within a short period of time. At this time, the energy of the control board that continues to absorb electromagnetic waves and converts it into electrical energy cannot be stored in the local battery, thereby causing waste of electrical energy.
- the environmental controller can consider the energy storage value and absorption efficiency of the control board when determining the state pattern, that is, the environmental controller can use the three-dimensional space map, the position information of the control board, and the storage efficiency of the control board.
- the energy value and absorption efficiency determine the state pattern of the control panel.
- the formula (8) can be improved by adding a function related to the energy storage value of the control panel and the absorption efficiency in the formula (8).
- a function related to the energy storage value of the control panel For example, you can add qualifying functions, by which you can get from Partial cases are excluded in this case, that is, the case of excluding unavailable status patterns.
- the time granularity ⁇ t is 5 seconds
- the state pattern includes the states of 8 ⁇ t of the control board
- the absorption efficiency of the control board at one position is 50%
- the The energy storage value is 20%
- the total battery capacity of the control board can be 100 milliampere hours (mAh).
- the control board may need to consume 1mAh when it is in the A state for 5 seconds, and can store 1mAh of energy when it is in the C state for 5 seconds. Therefore, the control board can consume 4mAh net every 40 seconds, and the energy storage value of the control board can be 0 after the state pattern is repeated for four cycles. Therefore, at the beginning of the fifth cycle, the control board is in the A state and has no power to use, so that the incident electromagnetic wave cannot be actively forwarded effectively.
- the environment controller can determine some unavailable state patterns through calculation, so as to ensure that the control board can effectively forward the incident electromagnetic waves actively when using the state patterns.
- the environment controller can also determine the position of the control board and the status pattern of the control board at the same time.
- the environmental controller can simultaneously consider the set L of the M positions of the control panel and the state S of the control panel at the M positions, that is, formula (1) and formula (8) can be combined, see formula (9).
- the environmental controller When the environmental controller separately determines the spatial position of the control board and the state pattern of the control board, it needs to consider In this case, it is necessary to calculate indivual When determining the spatial position and state pattern of the control board at the same time, it is necessary to consider situation. When separately determining the position (spatial position and spatial direction) of the control board and separately determining the state pattern of the control board, it is necessary to consider situation. When determining the position and status pattern of the control board at the same time, it is necessary to consider situation. It can be seen that the calculation amount of the environment controller may be different in each case. When determining the position and state pattern of the control board at the same time, the calculation amount of the environment controller may be relatively large, but more situations can be considered at this time of Thus more accurate results (position and status patterns) can be obtained.
- the environment controller may simultaneously send the location information and the status pattern of the control board to the access network device.
- the access network device sends the status pattern of the control board to the control board.
- the access network device After the access network device receives the state pattern from the control board of the environment controller, the access network device can send the state pattern to the control board.
- the access network can send the location information to the control board through a status pattern request signaling (Request, REQ).
- the status pattern REQ may include the identification (BS-ID) of the access network device, the identification (EP-ID) of the control board, the start time t0, the time granularity ⁇ t, the sequence of status patterns, and the CRC check digit.
- FIG. 9 is a schematic diagram of a state pattern request signaling frame format disclosed by an embodiment of the present invention. It can be understood that, the frame format shown in FIG. 9 is only an exemplary description, and does not constitute a limitation thereto.
- the control board After the access network device sends the location information and status pattern to the control board, the control board can adjust (configure) its own position and status pattern according to the location information and status pattern. Therefore, a wireless propagation environment in which the transmission loss (such as the average value of large-scale path transmission loss) can be expected can be constructed within a certain space range and a certain period of time, so that the access network equipment can determine the channel quality of the terminal equipment.
- the transmission loss such as the average value of large-scale path transmission loss
- the access network device can determine the channel quality of the terminal device according to the three-dimensional space map, the position information of the control board, and the status pattern. Then, the access network device can allocate resources to the terminal device according to the channel quality, and then can send the resource information to the terminal device.
- the channel quality can be signal-to-noise ratio, transmission loss, reference signal receiving power (reference signal receiving power, RSRP), etc.
- the resources allocated by the access network device to the terminal device may include uplink resources and/or downlink resources.
- the access network device can determine the average communication quality of the terminal device within a period of time. For example, ⁇ k,i (t) in formula (1) can be determined, and then the access network device can use the average signal-to-noise ratio of the rank( ⁇ k (t)) transmission paths as the average communication quality of the terminal device. For the method of determining ⁇ k,i (t), reference may be made to the above related descriptions, which will not be repeated here.
- the access network device can allocate resources to the terminal device according to the channel quality. Since the noise interferes less with the useful signal when the channel quality is better, that is, when the signal-to-noise ratio is larger, the communication bit error rate is lower, and the receiver of the communication can effectively receive the communication. The data sent by the sender. In the case of poor channel quality, the communication bit error rate is high, and the receiver of the communication cannot effectively receive the data sent by the sender. Therefore, the access network device can allocate more resources to terminal devices with better signal quality (such as terminal devices with a signal-to-noise ratio greater than a specific threshold), and can allocate more resources to terminal devices with poor signal quality (such as a terminal device with a signal-to-noise ratio smaller than a specific threshold). The terminal equipment of the terminal equipment) allocates less resources, thereby avoiding the waste of resources, and further improving the utilization rate of resources.
- the access network device may send resource information to the terminal device through time-frequency resource allocation command signaling (command, CMD).
- the signaling may include an access network device identifier (BS-ID), a terminal device identifier (UE-ID), a time-frequency resource block identifier (resource block ID, RB-ID), and a CRC check digit.
- the identifier of the terminal device may be a unique identifier assigned by the access network device to the terminal device under the access network device, and the time-frequency resource block identifier may uniquely identify the time-frequency resource allocated to the terminal device.
- the time-frequency resource block identifier may be a specific time-domain resource and frequency-domain resource (such as a subcarrier), or may be an index corresponding to the time-domain resource and the frequency-domain resource.
- the terminal device may send time-frequency resource allocation acknowledgment signaling (acknowledge, ACK) to the access network device, and the signaling may include an identifier of the terminal device ( UE-ID), access network device identification (BS-ID), time-frequency resource configuration success identifier (Flag), CRC check digit. If Flag is True, it means that the terminal device configures the time-frequency resource successfully, and if Flag is False, it means that the terminal device fails to configure the time-frequency resource.
- the uplink resource allocation or downlink resource allocation frame format may be a time-frequency resource allocation frame format defined by an existing standard.
- the access network device can also determine the transmit power according to the channel quality.
- the sending power may include its own sending power and the sending power of the terminal device.
- the access network device can send a signal to the terminal device with a lower transmission power. And a small transmit power can be indicated for the terminal equipment, so that the average power consumption of the access network equipment and the terminal equipment can be reduced.
- the communication bit error rate may be high. Therefore, the access network device can send a signal to the terminal device with a large transmission power, and can indicate a large transmission power for the terminal device, thereby The bit error rate can be reduced, and the average throughput of the communication system can be improved.
- the access network device may determine the transmission power of the access network device and the terminal device according to the transmission loss. Taking the determination of the transmission power of the access network equipment as an example, assuming that the receiving sensitivity (minimum receiving power) of the terminal equipment is -100dBm, the signal sent by the access network equipment to the terminal equipment may be attenuated by 45dB during transmission, and a certain Fading margin (for example, 10dB), so that greater transmission loss can be tolerated. Therefore, the minimum transmission power of the access network equipment to transmit signals to the terminal equipment can be -45dBm. Correspondingly, the access network device may also determine the transmit power of the terminal device according to its own receiving sensitivity.
- the access network device may send information about the transmit power of the terminal device to the terminal device through a transmit power allocation command signaling (command, CMD), where the signaling may include the identifier (BS-ID) of the access network device, the identifier of the terminal device (UE-ID), power level ID (power level ID, PL-ID), CRC check digit.
- PL-ID can be a specific power value (such as -20dBm), or a power index (such as "01").
- the power index can correspond to a specific power value. For example, the power value corresponding to "01" can be - 25dBm.
- the terminal device may send a transmit power allocation acknowledgment signaling (acknowledge, ACK) to the access network device, and the signaling may include the identifier of the terminal device (UE- ID), the identification (BS-ID) of the access network equipment, the identifier (Flag) of whether the power configuration is successful or not, and the CRC check digit. If Flag is True, it means that the power configuration of the terminal device is successful, and if Flag is False, it means that the power configuration of the terminal device fails.
- the downlink power allocation frame format may be a time-frequency resource allocation frame format defined by an existing standard.
- the embodiment of the present invention configures the status pattern of the control board, when the access network device determines its own transmission power and the transmission power of the terminal device, it can also consider the energy storage value and absorption of the control board. Energy storage efficiency, so that the absorption energy storage efficiency of the control board can be improved. For example, when the state of the control board is in the energy-absorbing state, the access network device can send signals to the terminal device with a larger transmission power, so that the control board can absorb more electromagnetic wave energy from the surrounding environment, and can Convert more energy into electrical energy and store it locally, thereby improving the energy absorption and storage efficiency of the control panel.
- FIG. 10 is a schematic diagram of another scene disclosed by an embodiment of the present invention.
- the coverage area of the access network equipment is divided into the near area, the middle area, and the far area according to the distance between the access network equipment and the terminal equipment 1 and the control area in the near area of the access network equipment Board 1, terminal equipment 2 and control board 2 in the middle area, terminal equipment 3 and control board 3 in the far area.
- the state pattern configuration of control board 1 is ⁇ CCCAACCCAA ⁇
- the state pattern configuration of control board 2 is ⁇ CCCSACCCSA ⁇
- the state pattern configuration of control board 3 is ⁇ CCCCCCCSSA ⁇ .
- the reflection or transmission of the control board to the incident electromagnetic wave can be diffuse reflection and diffuse transmission.
- the diffuse reflection can make the incident electromagnetic wave on the control board have reflection signals with approximately equal energy in all directions
- the diffuse transmission can make the incident electromagnetic wave on the control board There are transmitted signals of approximately equal energy in all directions.
- control board 1, control board 2, and control board 3 are all in the C state. At this time, the control board can absorb incident electromagnetic waves. Therefore, for the coverage area of the access network equipment, 3, on average, the whole is in a state of weakened energy, that is, at this time, the power of the signal received by the terminal device from the access network device will be correspondingly reduced compared with the power received when the control board is in the passive reflection state.
- the original wireless receiving power is relatively strong, therefore, the signal-to-noise ratio of the signal sent by the terminal device 1 to receive the access network device is high, so that time slots 1 to 3 It can be assigned to the terminal device 1 to communicate with the access network device.
- control board 1 In time slots 4 to 8, control board 1 is in A state in the first two time slots, and in C state in the last three time slots; control board 2 is in S state in time slot 4, and in A state in time slot 5. Slots 6 to 8 are in C state; control board 3 is in C state in time slots 4 to 7, and time slot 8 is in S state. Therefore, for the coverage area of access network equipment, in time slots 4 to 8, on average , the whole is in a state of constant energy, that is, the power received by the terminal device at this time from the signal from the access network device is basically the same as that received when the control board is in the passive reflection state. Since the distance between terminal equipment 2 and the access network equipment is moderate, the original wireless receiving power is weaker than that of terminal equipment 1 and stronger than that of terminal equipment 3. It is lower than the terminal device 1 and higher than the terminal device 3, so that the time slots 4-8 can be allocated to the terminal device 2 to communicate with the access network device.
- control board 1 is in state A
- control board 2 is in state S in time slot 9, and is in state A in time slot 10.
- Control board 3 is in state S in time slot 9 and in state A in time slot 10.
- State A therefore, for the coverage area of the access network equipment, within time slots 9 to 10, on average, the overall state is in a state of energy enhancement, that is, the power of the signal received by the terminal equipment from the access network equipment at this time is relatively high. Compared with when the control board is in the passive reflection state, the received power will increase accordingly.
- time slots 9 to 10 are suitable for allocation For the terminal device 3 to communicate with the access network device.
- the above time-frequency resource allocation method can be understood as absorbing and converting the wireless electromagnetic wave energy of the terminal equipment in the near area into the electric energy of the local battery through the control board, and then assisting the terminal equipment in the far area to communicate through the ability of the control board to consume the local battery, so that The communication capability (signal-to-noise ratio) of the terminal equipment in the edge area of the access network equipment is enhanced, thereby improving the average throughput of the entire wireless communication system. It should be understood that the scene shown in FIG. 10 is only an example and not a limitation.
- FIG. 11 is a schematic diagram of allocation of time-frequency resources and transmission power disclosed by an embodiment of the present invention.
- the minimum unit of resource allocation in the time domain can be two time slots, and a time slot can include 14 symbols.
- the minimum unit of resource allocation in the frequency domain can be a resource block (resource block, RB), and RB can refer to 12 subcarriers contiguous in frequency.
- the access network device can allocate 3 RBs of time slots 1 to 2 to terminal device 1, can allocate 3 RBs of time slots 5 to 6 to terminal device 2, and can allocate time slots 7 to 8 to terminal device 2.
- One RB of the terminal device 3 may be allocated one RB of time slots 7-8, and the terminal device 3 may be allocated three RBs of time slots 9-10.
- the access network device can also allocate the transmit power corresponding to the time-frequency resource for the terminal device.
- the transmit power of terminal device 1 can be P1
- the transmit power of terminal device 2 can be P2
- the transmit power of terminal device 3 can be P3 .
- the terminal equipment may adopt different transmission powers.
- P1, P2, and P3 may be determined by the access network device, and reference may be made to the above related description.
- FIG. 12 is a schematic diagram of another scene disclosed by an embodiment of the present invention.
- it may include an access network device, a terminal device 1, a terminal device 2, and a control board.
- the signal sent by the access network device to the terminal device 1 can reach the terminal device 1 or the terminal device 2 after being reflected by the control board.
- the propagation path from the access network device to the control board is denoted as P1
- the propagation path from the control board to terminal device 1 is denoted as P2
- the propagation path from the control board to terminal device 2 is denoted as P3
- the propagation path from the access network device to terminal device 1 is denoted as P2.
- the propagation path (LOS) of the terminal device 2 is denoted as P4, and the propagation path (LOS) from the access network device to the terminal device 2 is denoted as P5.
- the speed of light can be represented by c, and the unit can be meters per second (m/s); the length and distance of the propagation path Pn can be represented by the symbol
- , and the unit can be meters; the propagation time delay on the path Pn can be represented by the symbol ⁇ n
- the access network device sends a signal X A to the terminal device 1, wherein the signal X A reaches the terminal device 1 through path P4 and path P1+P2.
- terminal device 1 can receive two X A with the same information respectively.
- the X A signal can also be received (listened) by the terminal device 2 through the paths P5 and P1+P3, that is, at the time t0+ ⁇ s and t0+ ⁇ 1 + ⁇ 3 , the terminal Device 2 can respectively receive two X A with the same information.
- ⁇ T represents the continuous sending time of the signal X A , and the access network device can send the signal X B to the terminal device 2 .
- terminal device 2 can receive signal XB ; at time t1+ ⁇ 4 and t1+ ⁇ 1 + ⁇ 2 , terminal device 1 can also receive Signal X B is received.
- the signal sent by the access network device to the terminal device 1 will be sent to the terminal device 2 by the access network device
- the signal of the signal generates interference, that is, the terminal device 2 can receive the signal X A and the signal X B at the same time. Therefore, the two signals will be superimposed to generate interference, and when the frequencies of the two signals are the same, the terminal equipment cannot effectively distinguish them.
- control board when the control board is in the absorbing energy storage state, the control board can absorb the signal of the access network device through the path P1 and convert it into the electric energy of the local battery of the control board, so that the interference of terminal device 1 to terminal device 2 can be reduced.
- FIG. 13 is a schematic diagram of a time-domain impulse response disclosed by an embodiment of the present invention.
- the time-domain impulse responses of terminal equipment 1 and terminal equipment 2 produce multi-user signal aliasing, while in a controllable propagation environment, by setting the control board at an appropriate time
- the state switching between the C state, P state, and A state in the interval can absorb the energy of the original reflection path and convert it into the electric energy of the local battery of the control board, thereby reducing or even eliminating the aliasing of multi-user signals in the time domain.
- FIG. 14 is a schematic diagram of time-frequency resource allocation disclosed by an embodiment of the present invention.
- the minimum unit of resource allocation in the time domain may be a time slot, and a time slot may include 14 symbols, and the minimum unit of resource allocation in the frequency domain may be RB.
- the access network device may allocate 3 RBs of time slots 1-2 to terminal device 1, and may allocate 3 RBs of time slots 3-4 to terminal device 2.
- the terminal device uses this resource to send a signal to the access network device or the terminal device uses this resource to receive a signal from the access network device, when the signal reaches the control board, the signal can be absorbed by the control board, thereby reducing or eliminating the terminal Signal aliasing between devices improves the signal to interference plus noise ratio (SINR) of the terminal device.
- SINR signal to interference plus noise ratio
- the access network device may simultaneously send the position information and the status pattern of the control board to the control board.
- the access network device may also send resource information and transmit power to the terminal device at the same time.
- FIG. 15 is a schematic diagram of signaling interaction among a terminal device, an access network device, and a control board disclosed in an embodiment of the present invention.
- the access network device may request the control board to adjust its position.
- the access network device can send the adjustment position REQ to the control board; then, the control board can adjust its own position according to the adjustment position REQ; after the position adjustment of the control board is completed, the control board can feed back the position adjustment ACK to the base station.
- the access network device may request the control board to configure the status pattern.
- the access network device can send a state pattern REQ to the control board; then, the control board can adjust its own state according to the state pattern REQ, that is, make its own metamaterial panel as a whole between the C state, P state, and A state Regular switching; after the configuration of the status pattern of the control board is completed, the control board can feed back the status pattern ACK to the access network device.
- the access network device can allocate time-frequency resources and transmit power to the terminal device.
- the access network device can send the time-frequency resource allocation CMD to the terminal device, and the terminal device can feed back the time-frequency resource allocation ACK to the access network device; then, the access network device can send the energy storage value CEK to the control board, and the control board
- the energy storage value RSP can be fed back to the access network device, which can carry the current energy storage value information of its own local battery; then, the access network device can send the transmission power distribution CMD to the terminal device, and the terminal device can feedback to the access network device Transmission power allocation ACK; finally, the access network device can send the absorption efficiency CEK (which can be triggered by a periodic timer or an aperiodic event) to the control board, and the control board can feed back the absorption efficiency RSP to the access network device.
- CEK absorption efficiency
- CCD/ACK time-frequency resource allocation
- CEK/RSP energy storage value
- CEK/RSP transmission power allocation
- CEK/RSP absorption efficiency
- the control board adjusts the state of the control board according to the state pattern.
- the control board After receiving the state pattern from the access network device, the control board can adjust the state of the control board according to the state pattern.
- the control board may receive the state pattern through the state pattern REQ from the access network device.
- the state pattern REQ may include the identification of the control board (such as EP-ID), the start time t0, the time granularity ⁇ t, the state pattern sequence, and so on.
- the control board can determine whether the status pattern REQ is sent to itself according to the identification of the control board.
- control board determines that the state pattern REQ is sent to itself, the control board can determine the start time t0, time granularity ⁇ t, and state pattern sequence.
- the control board can configure a state pattern sequence, and then adjust its own state according to the state pattern sequence.
- the state pattern sequence is ⁇ AAAAAPPC ⁇ .
- the control board can adjust its state to A state from time t0 to t0+5 ⁇ t; from time t0+5 ⁇ t to t0+7 ⁇ t, the control board can adjust its state to P state; from time t0+7 ⁇ t to t0+8 ⁇ t At this time, the control board can adjust its state to C state. From the moment after t0+8 ⁇ t, the control board can periodically repeat the above state patterns until a new state pattern is received.
- the control board can send (feedback) the status pattern response signaling (ACK) to the access network device, and the signaling can include the identification (EP-ID) of the control board, the EP-ID of the access network device Identification (BS-ID), status pattern configuration success or not identifier (Flag), CRC check digit. If Flag is True, it means that the configuration of the status pattern of the control board is successful; if Flag is False, it means that the configuration of the status pattern of the control board fails.
- FIG. 16 is a schematic diagram of a state pattern confirmation signaling frame format disclosed by an embodiment of the present invention. It should be understood that the frame format shown in FIG. 16 is only an example and not a limitation.
- the access network device may receive the state pattern ACK from the control board, and then send the state pattern ACK of the control board to the environment controller, so that the environment controller may summarize and record the state pattern of the control board. It can be seen that the environment controller can locally store the information of the current state pattern and the information of the historical state pattern of all control boards.
- FIG. 17 is a flow chart of adjusting the position and status of a regulating board disclosed in an embodiment of the present invention.
- the control board can adjust the position according to the configuration signaling (that is, the above-mentioned adjustment position REQ), and can switch between the passive forwarding state, the active forwarding state, and the energy storage state according to the control signaling (that is, the above-mentioned state pattern REQ). switch between states.
- the control board can form a specific propagation environment, assist terminal equipment to communicate, and improve the average throughput of the communication system.
- the environment controller can readjust its own position and status pattern after receiving a new configuration signal. It should be understood that the flow chart shown in FIG. 16 is only an example and not a limitation.
- the environment controller calculates and determines the position information and status pattern of the control board, and then sends it to the control board through the access network equipment, so that the control board can adjust its own position and state. Since the environment controller determines the location information and state pattern, it considers the maximization of the communication system’s average communication rate, average throughput and other indicators. Therefore, the communication system’s average throughput can be maximized through the optimized propagation environment of the control board. .
- FIG. 18 is a schematic structural diagram of a communication device disclosed in an embodiment of the present invention.
- the communication device may be a control board, or a module in the control board.
- the communication device may include:
- a receiving unit 1801 configured to receive location information from an access network device, where the location information includes rotation information and/or movement information;
- An adjustment unit 1802 configured to adjust the position of the control board according to the position information
- the receiving unit 1801 is also configured to receive a status pattern from the access network device
- the adjustment unit 1802 is also configured to adjust the state of the control board according to the state pattern.
- the adjusting unit 1802 adjusting the position of the control panel according to the position information includes:
- the spatial direction of the regulating board is adjusted according to the rotation information, and/or the spatial position of the regulating board is adjusted according to the movement information.
- the rotation information includes a rotation direction and a rotation angle
- the adjustment unit 1802 adjusts the position of the control board according to the position information includes:
- the spatial direction of the control plate is adjusted according to the rotation direction and the rotation angle.
- the rotation information includes a rotation angle
- the adjusting unit 1802 adjusts the position of the control board according to the position information includes:
- the spatial direction of the regulating plate is adjusted according to the rotation angle.
- the movement information includes movement direction and movement distance
- the adjustment unit 1802 adjusts the position of the control panel according to the position information includes:
- the spatial position of the regulating plate is adjusted according to the moving direction and the moving distance.
- the movement information includes a movement distance
- the adjustment unit 1802 adjusts the position of the control panel according to the position information includes:
- the spatial position of the regulating plate is adjusted according to the moving distance.
- the communication device may also include:
- the sending unit 1803 is configured to send the energy storage value and absorption efficiency to the access network device.
- the receiving unit 1801 is further configured to receive a first request from the access network device, where the first request is used to request the energy storage value and the absorption efficiency.
- FIG. 19 is a schematic structural diagram of another communication device disclosed in an embodiment of the present invention.
- the communication device may be an access network device, or may be a module in the access network device.
- the communication device may include:
- the receiving unit 1901 is configured to receive position information from the control board of the environment controller, where the position information includes rotation information and/or movement information;
- a sending unit 1902 configured to send the location information to the control board
- the receiving unit 1901 is also used to receive the status pattern of the regulation board from the environmental controller, the status pattern includes state information, and the state corresponding to the state information is energy storage state, active forwarding state or passive forwarding state;
- the sending unit 1902 is also configured to send the status pattern to the control board.
- the rotation information includes a rotation direction and a rotation angle.
- the rotation information includes a rotation angle.
- the movement information includes movement direction and movement distance.
- the movement information includes movement distance.
- the sending unit 1902 is also configured to send the energy storage value and absorption efficiency of the regulating board to the environment controller.
- the receiving unit 1901 is further configured to receive a second request from the environment controller, and the second request is used to acquire the energy storage value and absorption efficiency of the regulating board.
- the receiving unit 1901 is also used to receive the energy storage value and absorption efficiency from the regulating board.
- the sending unit 1902 is further configured to send a first request to the regulating board, where the first request is used to request the energy storage value and absorption efficiency of the regulating board.
- the communication device may also include:
- the determination unit 1903 is configured to determine the channel quality of the terminal equipment according to the three-dimensional space map, the position information of the control panel and the status pattern, the three-dimensional space map includes building structure information, location information and material information of the fixed equipment, and communication services of the fixed equipment Model information and deployment information of access network equipment;
- an allocating unit 1904 configured to allocate resources for the terminal device according to the channel quality
- the sending unit 1902 is further configured to send the resource information to the terminal device.
- the determining unit 1903 is further configured to determine the channel quality of the terminal device according to the three-dimensional space map, the position information of the control panel and the status pattern;
- the determining unit 1903 is further configured to determine the transmission power according to the channel quality
- the sending unit 1902 is further configured to send the sending power to the terminal device.
- the absorbing energy storage state is a state in which absorbed electromagnetic waves are converted into electrical energy and stored
- the active forwarding state is a state in which incident electromagnetic waves are amplified and then reflected or transmitted
- the passive forwarding state is a state in which incident electromagnetic waves are amplified The state in which electromagnetic waves are reflected or transmitted.
- receiving unit 1901 sending unit 1902, determining unit 1903, and allocating unit 1904 can be directly obtained by referring to the relevant description of the access network device in the method embodiment shown in FIG. 3 above, and will not be repeated here.
- FIG. 20 is a schematic structural diagram of another communication device disclosed in an embodiment of the present invention.
- the communication device may be an environment controller, or a module in the environment controller.
- the communication device may include:
- the sending unit 2001 is configured to send the position information of the control board to the access network device, where the position information includes rotation information and/or movement information;
- the sending unit 2001 is further configured to send a state pattern of the control board to the access network device, the state pattern includes state information, and the state corresponding to the state information is energy storage state, active forwarding state or passive forwarding state.
- the rotation information includes a rotation direction and a rotation angle.
- the rotation information includes a rotation angle.
- the movement information includes movement direction and movement distance.
- the movement information includes movement distance.
- the communication device may also include:
- the determining unit 2002 is configured to determine the position information of the regulating board.
- the determination unit 2002 determining the position information of the control panel includes: determining the position information of the control panel according to a three-dimensional space map, and the three-dimensional space map includes building structure information, position information and material information of fixed equipment, fixed Communication service model information of the device and deployment information of the access network device.
- the determining unit 2002 determining the position information of the regulating board includes: determining the position information of the regulating board according to the three-dimensional space map, the energy storage value and the absorption efficiency of the regulating board, the three-dimensional space map including the building structure Information, location information and material information of fixed equipment, communication service model information of fixed equipment, and deployment information of access network equipment.
- the communication device may also include:
- the receiving unit 2003 is configured to receive the energy storage value and absorption efficiency of the regulation board of the access network device.
- the sending unit 2001 is further configured to send a second request to the access network device, where the second request is used to obtain the energy storage value and absorption efficiency of the regulation board.
- the determination unit 2002 is also used to determine the status pattern of the control board.
- the determining unit 2002 determining the state pattern of the control panel includes: determining the state pattern of the control panel according to the three-dimensional space map and the position information of the control panel.
- the determining unit 2002 determining the state pattern of the regulating board includes: determining the state pattern of the regulating board according to the three-dimensional space map, the position information of the regulating board, the energy storage value and the absorption efficiency of the regulating board.
- the absorbing energy storage state is a state in which absorbed electromagnetic waves are converted into electrical energy and stored
- the active forwarding state is a state in which incident electromagnetic waves are amplified and then reflected or transmitted
- the passive forwarding state is a state in which incident electromagnetic waves are amplified The state in which electromagnetic waves are reflected or transmitted.
- FIG. 21 is a schematic structural diagram of another communication device disclosed in an embodiment of the present invention.
- the communication device may be a control device.
- the communication device may include: a control board 2102 composed of multiple metamaterial units 2101 , a sliding track 2103 , analog circuits corresponding to the metamaterial units 2101 , and a wireless transceiver 2104 .
- the number of metamaterial units 2101 on the control plate 2102 may be different in different application scenarios, and the metamaterial units 2101 can be rotated, thereby changing the angle or direction of the control plate.
- the sliding track 2103 may include a motor and a mechanical gear, which can realize the movement of the spatial position of the regulating plate.
- the wireless transceiver 2104 may include a battery, a clock, and a state controller, and the wireless transceiver may be used to communicate with other communication devices (access network devices or environment controllers).
- the state controller can be used to control the state of the metamaterial unit 2101 of the regulating board 2102, so that it can be in the passive forwarding state (P state), the active forwarding state (A state), and the energy storage state (C state). state to convert.
- the analog circuit corresponding to the metamaterial unit may include a phase shifting circuit (phase shifting module), an amplitude modulation circuit (amplitude modulation module), an absorption energy storage circuit (absorption energy storage module), and K1 and K2 state switches, wherein each metamaterial unit There may be corresponding analog circuits, and the analog circuits corresponding to each metamaterial unit may be the same.
- K1 and K2 can be physical switches or virtual switches.
- the analog circuit may include an absorption storage circuit, a phase shifting circuit and an amplitude modulation circuit.
- the amplitude modulation circuit is electrically connected to the phase shifting circuit and the absorbing energy storage circuit respectively.
- the phase shifting circuit may include a variable capacitor C1, a resistor R1 and an inductor L1, wherein the phase of the incident electromagnetic wave may be changed differently by controlling the capacitance change of the variable capacitor C1.
- the amplitude modulation circuit may include a resistor R2, a resistor R3, a resistor R4, and an operational amplifier (ie, an operational amplifier).
- the amplitude modulation circuit can amplify and forward incident electromagnetic waves.
- the absorbing energy storage circuit may include a capacitor C2, a diode D1, a diode D2, and a capacitor C3.
- the absorbing energy storage circuit can absorb incident electromagnetic waves, and then convert them into electrical energy and store them in a local battery. It should be noted that all the metamaterial units 2101 of the control board 2102 can uniformly adjust the state, that is, the switching process of the C state, P state, and A state can be performed uniformly, so the processing complexity and average value of the control board can be reduced. System power consumption.
- the control board can adjust its own K1 and K2 switches at different times according to the state pattern, so that the overall metamaterial panel 2102 changes regularly among the C state, P state, and A state.
- K1 facing up and K2 facing up can make the control board in the state of absorbing energy
- K1 facing down and K2 facing up can make the control board in the passive forwarding state
- K1 facing down and K2 facing up can make the control board in the active forwarding state
- K1, K2 facing up or down is not the state of opening and closing of physical real fingers, but the state switching of conceptual virtual fingers.
- FIG. 23 is a schematic diagram of state switching of a regulating board disclosed in an embodiment of the present invention. As shown in Figure 23, the control board can change its own state by adjusting the K1 and K2 switches.
- the communication device may include a processor 2401 , a memory 2402 , a transceiver 2403 and a bus 2404 .
- the memory 2402 may exist independently, and may be connected to the processor 2401 through the bus 2404 .
- the memory 2402 can also be integrated with the processor 2401.
- the bus 2404 is used to realize the connection between these components.
- the transceiver 2403 may include a transmitter 24031 , a receiver 24032 and an antenna 24033 .
- the transceiver 2403 may include a transmitter (ie, an output interface) and a receiver (ie, an input interface).
- a transmitter may include a transmitter and an antenna, and a receiver may include a receiver and an antenna.
- the communication device may be a control board or a module (for example, a chip) in the control board.
- the processor 2401 is used to control the receiving unit 1801 and the sending unit 1803
- the processor 2401 is also used to perform the operations performed by the adjustment unit 1802
- the transceiver 2403 is used to perform the operations performed by the sending unit 1803 and the receiving unit 1801 in the above embodiments.
- the control board or the modules in the control board may also be used to execute the method performed by the control board in the method embodiment in FIG. 3 , which will not be repeated here.
- the communication device may be an access network device or a module (for example, a chip) in the access network device.
- the processor 2401 is used to control the receiving unit 1901
- the processor 2401 is also used to execute the operations performed by the determination unit 1903 and the allocation unit 1904, and the transceiver 2403 is used to perform the operations performed by the receiving unit 1901 and the sending unit 1902 in the above embodiments.
- the action to perform may also be used to execute the method performed by the access network device in the method embodiment in FIG. 3 above, which will not be repeated here.
- the communication device may be an environment controller or a module (for example, a chip) in the environment controller.
- the processor 2401 is used to control the sending unit 2001 and the receiving unit.
- the unit 2003 performs the operations performed in the above embodiments
- the processor 2401 is also used to perform the operations performed by the determination unit 2002
- the transceiver 2403 is used to perform the operations performed by the sending unit 2001 and the receiving unit 2003 in the above embodiments.
- the above-mentioned environment controller or modules in the environment controller can also be used to execute the method executed by the environment controller in the method embodiment in FIG. 3 above, which will not be repeated here.
- FIG. 25 is a schematic structural diagram of another communication device disclosed in an embodiment of the present invention.
- the communication device may include an input interface 2501 , a logic circuit 2502 and an output interface 2503 .
- the input interface 2501 and the output interface 2503 are connected through a logic circuit 2502 .
- the input interface 2501 is used to receive information from other communication devices
- the output interface 2503 is used to output, schedule or send information to other communication devices.
- the logic circuit 2502 is used to perform operations other than the operations of the input interface 2501 and the output interface 2503 , for example, realizing the functions implemented by the processor 2401 in the above-mentioned embodiments.
- the communication device may be a control board or a module in the control board, an access network device or a module in the access network device, or an environment controller or a module in the environment controller.
- the input interface 2501, the logic circuit 2502, and the output interface 2503 can be directly obtained by referring to the relevant descriptions of the control board, the access network device, or the environment controller in the above method embodiments, and will not be repeated here.
- FIG. 26 is a schematic structural diagram of a communication system disclosed by an embodiment of the present invention.
- the communication system may include a control board 2601 , an access network device 2602 and an environment controller 2603 .
- control board 2601 the communication system may include a control board 2601 , an access network device 2602 and an environment controller 2603 .
- environment controller 2603 the communication method shown in FIG. 3 .
- the embodiment of the present invention also discloses a computer-readable storage medium, on which instructions are stored, and when the instructions are executed, the methods in the above method embodiments are executed.
- the embodiment of the present invention also discloses a computer program product including an instruction, and when the instruction is executed, the method in the above method embodiment is executed.
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Abstract
Description
Claims (31)
- 一种通信方法,其特征在于,包括:接收来自接入网设备的位置信息,所述位置信息包括旋转信息和/或移动信息;根据所述位置信息调整调控板的位置;接收来自所述接入网设备的状态图样;根据所述状态图样调整所述调控板的状态。
- 根据权利要求1所述的方法,其特征在于,所述根据所述位置信息调整调控板的位置包括:根据所述旋转信息调整所述调控板的空间方向,和/或根据所述移动信息调整所述调控板的空间位置。
- 根据权利要求1或2所述的方法,其特征在于,所述方法还包括:向所述接入网设备发送储能数值和吸收效率。
- 根据权利要求3所述的方法,其特征在于,所述方法还包括:接收来自所述接入网设备的第一请求,所述第一请求用于请求所述储能数值和所述吸收效率。
- 一种通信方法,其特征在于,包括:接收来自环境控制器的调控板的位置信息,所述位置信息包括旋转信息和/或移动信息;向所述调控板发送所述位置信息;接收来自所述环境控制器的所述调控板的状态图样,所述状态图样包括状态信息,所述状态信息对应的状态为吸收储能态、主动转发态或被动转发态;向所述调控板发送所述状态图样。
- 根据权利要求5所述的方法,其特征在于,所述方法还包括:向所述环境控制器发送所述调控板的储能数值和吸收效率。
- 根据权利要求6所述的方法,其特征在于,所述方法还包括:接收来自所述环境控制器的第二请求,所述第二请求用于获取所述调控板的储能数值和吸收效率。
- 根据权利要求6或7所述的方法,其特征在于,所述方法还包括:接收来自所述调控板的储能数值和吸收效率。
- 根据权利要求8所述的方法,其特征在于,所述方法还包括:向所述调控板发送第一请求,所述第一请求用于请求所述调控板的储能数值和吸收效率。
- 根据权利要求5-9任一项所述的方法,其特征在于,所述方法还包括:根据三维空间地图、所述调控板的位置信息和状态图样确定终端设备的信道质量,所述三维空间地图包括建筑结构信息、固定设备的位置信息和材质信息、固定设备的通信业务模型信息以及接入网设备的部署信息;根据所述信道质量为所述终端设备分配资源;向所述终端设备发送所述资源的信息。
- 根据权利要求5-10任一项所述的方法,其特征在于,所述方法还包括:根据所述三维空间地图、所述调控板的位置信息和状态图样确定所述终端设备的信道质量;根据所述信道质量确定发送功率;向所述终端设备发送所述发送功率。
- 一种通信方法,其特征在于,包括:向接入网设备发送调控板的位置信息,所述位置信息包括旋转信息和/或移动信息;向所述接入网设备发送所述调控板的状态图样,所述状态图样包括状态信息,所述状态信息对应的状态为吸收储能态、主动转发态或被动转发态。
- 根据权利要求12所述的方法,其特征在于,所述方法还包括:确定所述调控板的位置信息。
- 根据权利要求13所述的方法,其特征在于,所述确定所述调控板的位置信息包括:根据三维空间地图确定所述调控板的位置信息,所述三维空间地图包括建筑结构信息、固定设备的位置信息和材质信息、固定设备的通信业务模型信息以及接入网设备的部署信息。
- 根据权利要求13所述的方法,其特征在于,所述确定所述调控板的位置信息包括:根据三维空间地图,以及所述调控板的储能数值和吸收效率确定所述调控板的位置信息,所述三维空间地图包括建筑结构信息、固定设备的位置信息和材质信息、固定设备的通信业务模型信息以及接入网设备的部署信息。
- 根据权利要求15所述的方法,其特征在于,所述方法还包括:接收来自所述接入网设备的所述调控板的储能数值和吸收效率。
- 根据权利要求16所述的方法,其特征在于,所述方法还包括:向所述接入网设备发送第二请求,所述第二请求用于获取所述调控板的储能数值和吸收效率。
- 根据权利要求12-17任一项所述的方法,其特征在于,所述方法还包括:确定所述调控板的状态图样。
- 根据权利要求18所述的方法,其特征在于,所述确定所述调控板的状态图样包括:根据三维空间地图和所述调控板的位置信息确定所述调控板的状态图样。
- 根据权利要求18所述的方法,其特征在于,所述确定所述调控板的状态图样包括:根据三维空间地图、所述调控板的位置信息、所述调控板的储能数值和吸收效率确定所述调控板的状态图样。
- 根据权利要求1-20任一项所述的方法,其特征在于,所述旋转信息包括旋转方向和旋转角度。
- 根据权利要求1-21任一项所述的方法,其特征在于,所述移动信息包括移动方向和移动距离。
- 根据权利要求5-22任一项所述的方法,其特征在于,所述吸收储能态是将吸收的电磁波转换为电能并存储的状态,所述主动转发态是将入射的电磁波经放大后进行反射或透射的状态,所述被动转发态是将入射的电磁波进行反射或透射的状态。
- 一种通信装置,其特征在于,包括:接收单元,用于接收来自接入网设备的位置信息,所述位置信息包括旋转信息和/或移动信息;调整单元,用于根据所述位置信息调整调控板的位置;所述接收单元,还用于接收来自所述接入网设备的状态图样;所述调整单元,还用于根据所述状态图样调整所述调控板的状态。
- 一种通信装置,其特征在于,包括:接收单元,用于接收来自环境控制器的调控板的位置信息,所述位置信息包括旋转信息 和/或移动信息;发送单元,用于向所述调控板发送所述位置信息;所述接收单元,还用于接收来自所述环境控制器的所述调控板的状态图样,所述状态图样包括状态信息,所述状态信息对应的状态为吸收储能态、主动转发态或被动转发态;所述发送单元,还用于向所述调控板发送所述状态图样。
- 一种通信装置,其特征在于,包括:发送单元,用于向接入网设备发送调控板的位置信息,所述位置信息包括旋转信息和/或移动信息;所述发送单元,还用于向所述接入网设备发送所述调控板的状态图样,所述状态图样包括状态信息,所述状态信息对应的状态为吸收储能态、主动转发态或被动转发态。
- 一种通信装置,其特征在于,包括处理器和存储器,所述处理器调用所述存储器中存储的计算机程序实现如权利要求1-23任一项所述的方法。
- 根据权利要求27所述的通信装置,其特征在于,所述通信装置还包括收发器,所述收发器用于接收来自所述通信装置之外的其它通信装置的信息,以及向所述通信装置之外的其它通信装置输出信息。
- 一种计算机可读存储介质,其特征在于,所述计算机可读存储介质中存储有计算机程序或计算机指令,当所述计算机程序或计算机指令被运行时,实现如权利要求1-23任一项所述的方法。
- 一种计算机程序产品,其特征在于,所述计算机程序产品包括计算机程序代码,当所述计算机程序代码被运行时,实现如权利要求1-23任一项所述的方法。
- 一种通信系统,其特征在于,所述通信系统包括调控板、接入网设备和环境控制器,所述调控板用于执行如权利要求1-4任一项所述的方法,所述接入网设备用于执行如权利要求5-11任一项所述的方法,所述环境控制器用于执行如权利要求12-23任一项所述的方法。
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CN111211824A (zh) * | 2020-01-14 | 2020-05-29 | 东南大学 | 一种智能反射表面辅助无线通信反射相位配置方法 |
CN111245492A (zh) * | 2020-01-10 | 2020-06-05 | 北京邮电大学 | 基于接收功率排序的联合波束训练和智能反射面选择方法 |
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US20210250143A1 (en) * | 2020-02-07 | 2021-08-12 | Samsung Electronics Co., Ltd. | Method and appartus for designing and operating multi-dimensional constellation |
WO2021228076A1 (zh) * | 2020-05-15 | 2021-11-18 | 维沃移动通信有限公司 | 信息传输方法及节点设备 |
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CN111245492A (zh) * | 2020-01-10 | 2020-06-05 | 北京邮电大学 | 基于接收功率排序的联合波束训练和智能反射面选择方法 |
CN111211824A (zh) * | 2020-01-14 | 2020-05-29 | 东南大学 | 一种智能反射表面辅助无线通信反射相位配置方法 |
US20210250143A1 (en) * | 2020-02-07 | 2021-08-12 | Samsung Electronics Co., Ltd. | Method and appartus for designing and operating multi-dimensional constellation |
WO2021228076A1 (zh) * | 2020-05-15 | 2021-11-18 | 维沃移动通信有限公司 | 信息传输方法及节点设备 |
CN111866726A (zh) * | 2020-06-30 | 2020-10-30 | 中兴通讯股份有限公司 | 接收装置的定位方法及装置、系统、存储介质和电子装置 |
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