WO2019001573A1 - 选择参数配置的方法、设备以及系统 - Google Patents
选择参数配置的方法、设备以及系统 Download PDFInfo
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- WO2019001573A1 WO2019001573A1 PCT/CN2018/093731 CN2018093731W WO2019001573A1 WO 2019001573 A1 WO2019001573 A1 WO 2019001573A1 CN 2018093731 W CN2018093731 W CN 2018093731W WO 2019001573 A1 WO2019001573 A1 WO 2019001573A1
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- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/18502—Airborne stations
- H04B7/18506—Communications with or from aircraft, i.e. aeronautical mobile service
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- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/2866—Architectures; Arrangements
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Definitions
- the present invention relates to the field of communications, and in particular, to a method, device, and system for selecting a parameter configuration.
- flight terminals which can be applied to various aircraft, spacecraft, rockets, and drones.
- Flight terminals are widely used in infrastructure monitoring, wildlife protection, aerial search and rescue, spraying pesticides, courier delivery and other application scenarios, providing people with various conveniences. In the future, flight terminals will play an increasingly important role in people's lives.
- the flight terminal can be active on the ground or in the air.
- the flight terminal can access the mobile communication network (Cellular network) through network devices such as base stations on the ground, whether it is on the ground or in the air, and uses the mobile communication network to transmit wireless signals.
- Cellular network Cellular network
- the flight terminal is active on the ground (when the altitude of the base station is low)
- the characteristics of the flight terminal are not different from those of the ordinary terminal equipment, but the flight terminal is flying in the air (when the altitude of the base station is high).
- the characteristics of the terminal are very different from those of ordinary terminal devices.
- the embodiment of the present application provides a method, a device, and a system for selecting a parameter configuration, which can select an appropriate parameter configuration according to a flight state of a flight terminal, thereby improving performance of the flight terminal.
- a method for selecting a parameter configuration including the following steps:
- the network device receives a status indication sent by the flight terminal, wherein the status indication is used to indicate a flight status of the flight terminal;
- the indication information is used to indicate a target parameter configuration to be switched by the flight terminal, where the target parameter is configured as a first parameter configuration or a second parameter configuration;
- a method for selecting a parameter configuration including the following steps:
- the flight terminal receives the indication information sent by the network device, where the indication information is used to indicate an identifier of the target parameter configuration that the flight terminal wants to switch;
- the flight terminal selects, according to the indication information, a parameter configuration corresponding to the identifier from a plurality of parameter configurations as a target parameter configuration, where the multiple parameter configurations include at least a first parameter configuration and a second parameter configuration;
- the flight terminal configures the flight terminal using the target parameter configuration.
- the first aspect and the second aspect describe a method for selecting a parameter configuration provided by the embodiment of the present application from the network device side and the flight terminal respectively.
- an appropriate parameter configuration can be selected according to the flight state of the flight terminal. Thereby improving the performance of the flight terminal.
- the first parameter configuration and the second parameter configuration may be respectively as follows:
- the first parameter configuration includes at least one of a first cell selection and reselection parameter, a first tracking area list, a first measurement related parameter, a first radio link failure parameter, and a first power control parameter. among them,
- the first cell selection and reselection parameters include: a first cell quality value threshold, a first cell received signal value threshold, a first cell quality value threshold offset value, a first cell received signal value threshold offset value, and a first The cell prohibits at least one of the access indications.
- the first measurement related parameter includes: a hysteresis parameter of the first A1 event, a threshold parameter of the first A1 event, a hysteresis parameter of the first A2 event, a threshold parameter of the first A2 event, a frequency offset of the first A3 event, and a first Cell offset of A3 event, hysteresis parameter of first A3 event, offset of first A3 event, frequency offset of first A4 event, cell offset of first A4 event, hysteresis parameter of first A4 event, At least one of a threshold parameter of the A4 event, a first maximum number of cells, a first log measurement area, and a first time trigger parameter.
- the first radio link failure parameter includes: a first out-of-step threshold.
- the first power control parameter includes at least one of a power of the first PDCCH, a power of the first PUSH on the subcarrier c, a desired received power of the first base station, and a first PRACH power control parameter.
- the second parameter configuration includes at least one of a second cell selection and reselection parameter, a second tracking area list, a second measurement related parameter, a second radio link failure parameter, and a second power control parameter. among them,
- the second cell selection and reselection parameters include: a second cell quality value threshold, a second cell received signal value threshold, a second cell quality value threshold offset value, a second cell received signal value threshold offset value, and access At least one of a signal to noise ratio threshold, an offset value of an access signal to noise ratio threshold, a cell frequency priority level, a second cell forbidden access indication, a highly forbidden access indication, and a no-fly zone forbidden access indication;
- the access signal to noise ratio threshold is a minimum signal to noise ratio that allows the flight terminal to access the cell
- the offset value of the access signal to noise ratio threshold is a value that allows the flight terminal to access the lowest signal to noise ratio of the cell.
- the cell frequency priority level is used to indicate a cell access priority level corresponding to different cell frequencies when the flight terminal selects or reselects a cell
- the height prohibition access indication is used to indicate that a height threshold is exceeded.
- the flight terminal prohibits access to the cell
- the no-fly zone prohibition access indication is used to indicate that the flight terminal located in the no-fly zone prohibits access to the cell.
- the second measurement related parameter includes: a hysteresis parameter of the second A1 event, a threshold parameter of the second A1 event, a hysteresis parameter of the second A2 event, a threshold parameter of the second A2 event, a frequency offset of the second A3 event, and a second Cell offset of A3 event, hysteresis parameter of second A3 event, offset of second A3 event, frequency offset of second A4 event, cell offset of second A4 event, hysteresis parameter of second A4 event, At least one of a threshold parameter of the second A4 event, a second maximum number of cells, a second log measurement area, and a second time triggering parameter.
- the second radio link failure parameter includes: a second out-of-step threshold.
- the second power control parameter includes at least one of power of the second PDCCH, power of the second PUSH on the subcarrier c, expected received power of the second base station, and a second PRACH power control parameter.
- the network device before the network device sends the indication information to the flight terminal, the network device sends the multiple parameter configurations to the flight terminal by using a first air interface message. .
- the flight terminal receives the plurality of parameter configurations sent by the network device by using a first air interface message.
- the first air interface message is a first broadcast message.
- the first air interface message is a first radio resource control RRC message, where the first RRC message is a first RRC connection. Establish a message or a first RRC connection reconfiguration message.
- the indication information is carried in the second air interface message.
- the second air interface message is a second broadcast message.
- the second air interface message is a second RRC message, where the second RRC message is a second RRC connection setup message or The second RRC connection reconfiguration message.
- the first parameter is configured as a ground parameter configuration
- the second parameter is configured as an air parameter configuration
- the ground parameter configuration is based on a flight terminal A parameter configuration of the characteristic setting of the ground
- the air parameter configuration being a parameter configuration set according to the characteristics of the flight terminal in the air.
- a method for selecting a parameter configuration including the following steps:
- the network device receives a status indication sent by the flight terminal, wherein the status indication is used to indicate a flight status of the flight terminal;
- the network device Determining, by the network device, a target parameter configuration corresponding to the flight state, where the target parameter configuration includes a first parameter configuration and a second parameter configuration;
- the network device transmits the target parameter configuration to the flight terminal.
- a method for selecting a parameter configuration including the following steps:
- the target terminal configuration of the flight terminal receiving the network device according to the flight state of the flight terminal wherein the target parameter configuration comprises a first parameter configuration or a second parameter configuration
- the flight terminal updates the current parameter configuration to the target parameter configuration
- the flight terminal configures the flight terminal using the target parameter configuration.
- the foregoing third aspect and the fourth aspect describe a method for selecting a parameter configuration provided by the embodiment of the present application from the network device side and the flight terminal, respectively.
- an appropriate parameter configuration can be selected according to the flight state of the flight terminal. Thereby improving the performance of the flight terminal.
- the first parameter configuration and the second parameter configuration may be respectively as follows:
- the first parameter configuration includes at least one of a first cell selection and reselection parameter, a first tracking area list, a first measurement related parameter, a first radio link failure parameter, and a first power control parameter. among them,
- the first cell selection and reselection parameters include: a first cell quality value threshold, a first cell received signal value threshold, a first cell quality value threshold offset value, a first cell received signal value threshold offset value, and a first The cell prohibits at least one of the access indications.
- the first measurement related parameter includes: a hysteresis parameter of the first A1 event, a threshold parameter of the first A1 event, a hysteresis parameter of the first A2 event, a threshold parameter of the first A2 event, a frequency offset of the first A3 event, and a first Cell offset of A3 event, hysteresis parameter of first A3 event, offset of first A3 event, frequency offset of first A4 event, cell offset of first A4 event, hysteresis parameter of first A4 event, At least one of a threshold parameter of the A4 event, a first maximum number of cells, a first log measurement area, and a first time trigger parameter.
- the first radio link failure parameter includes: a first out-of-step threshold.
- the first power control parameter includes at least one of a power of the first PDCCH, a power of the first PUSH on the subcarrier c, a desired received power of the first base station, and a first PRACH power control parameter.
- the second parameter configuration includes at least one of a second cell selection and reselection parameter, a second tracking area list, a second measurement related parameter, a second radio link failure parameter, and a second power control parameter. among them,
- the second cell selection and reselection parameters include: a second cell quality value threshold, a second cell received signal value threshold, a second cell quality value threshold offset value, a second cell received signal value threshold offset value, and access At least one of a signal to noise ratio threshold, an offset value of an access signal to noise ratio threshold, a cell frequency priority level, a second cell forbidden access indication, a highly forbidden access indication, and a no-fly zone forbidden access indication;
- the access signal to noise ratio threshold is a minimum signal to noise ratio that allows the flight terminal to access the cell
- the offset value of the access signal to noise ratio threshold is a value that allows the flight terminal to access the lowest signal to noise ratio of the cell.
- the cell frequency priority level is used to indicate a cell access priority level corresponding to different cell frequencies when the flight terminal selects or reselects a cell
- the height prohibition access indication is used to indicate that a height threshold is exceeded.
- the flight terminal prohibits access to the cell
- the no-fly zone prohibition access indication is used to indicate that the flight terminal located in the no-fly zone prohibits access to the cell.
- the second measurement related parameter includes: a hysteresis parameter of the second A1 event, a threshold parameter of the second A1 event, a hysteresis parameter of the second A2 event, a threshold parameter of the second A2 event, a frequency offset of the second A3 event, and a second Cell offset of A3 event, hysteresis parameter of second A3 event, offset of second A3 event, frequency offset of second A4 event, cell offset of second A4 event, hysteresis parameter of second A4 event, At least one of a threshold parameter of the second A4 event, a second maximum number of cells, a second log measurement area, and a second time triggering parameter.
- the second radio link failure parameter includes: a second out-of-step threshold.
- the second power control parameter includes at least one of power of the second PDCCH, power of the second PUSH on the subcarrier c, expected received power of the second base station, and a second PRACH power control parameter.
- the target parameter configuration is carried in an air interface message.
- the air interface message is a broadcast message.
- the air interface message is an RRC message, where the RRC message is an RRC connection setup message or an RRC connection reconfiguration message.
- the first parameter is configured as a ground parameter configuration
- the second parameter is configured as an air parameter configuration
- the ground parameter configuration is based on a flight terminal A parameter configuration of the characteristic setting of the ground
- the air parameter configuration being a parameter configuration set according to the characteristics of the flight terminal in the air.
- a method for selecting a parameter configuration including the following steps:
- the flight terminal measures the flight environment to obtain a state parameter, wherein the state parameter includes at least one of a height, a number of neighbors, and a neighboring cell measurement value;
- the flight terminal determines the flight state of the flight terminal according to the state parameter
- a target parameter configuration corresponding to a flight state of the flight terminal from a plurality of parameter configurations, wherein the plurality of parameter configurations include at least a first parameter configuration and a second parameter configuration;
- the flight terminal configures the flight terminal using the target parameter configuration.
- the first parameter configuration and the second parameter configuration may be respectively as follows:
- the first parameter configuration includes at least one of a first cell selection and reselection parameter, a first tracking area list, a first measurement related parameter, a first radio link failure parameter, and a first power control parameter. among them,
- the first cell selection and reselection parameters include: a first cell quality value threshold, a first cell received signal value threshold, a first cell quality value threshold offset value, a first cell received signal value threshold offset value, and a first The cell prohibits at least one of the access indications.
- the first measurement related parameter includes: a hysteresis parameter of the first A1 event, a threshold parameter of the first A1 event, a hysteresis parameter of the first A2 event, a threshold parameter of the first A2 event, a frequency offset of the first A3 event, and a first Cell offset of A3 event, hysteresis parameter of first A3 event, offset of first A3 event, frequency offset of first A4 event, cell offset of first A4 event, hysteresis parameter of first A4 event, At least one of a threshold parameter of the A4 event, a first maximum number of cells, a first log measurement area, and a first time trigger parameter.
- the first radio link failure parameter includes: a first out-of-step threshold.
- the first power control parameter includes at least one of a power of the first PDCCH, a power of the first PUSH on the subcarrier c, a desired received power of the first base station, and a first PRACH power control parameter.
- the second parameter configuration includes at least one of a second cell selection and reselection parameter, a second tracking area list, a second measurement related parameter, a second radio link failure parameter, and a second power control parameter. among them,
- the second cell selection and reselection parameters include: a second cell quality value threshold, a second cell received signal value threshold, a second cell quality value threshold offset value, a second cell received signal value threshold offset value, and access At least one of a signal to noise ratio threshold, an offset value of an access signal to noise ratio threshold, a cell frequency priority level, a second cell forbidden access indication, a highly forbidden access indication, and a no-fly zone forbidden access indication;
- the access signal to noise ratio threshold is a minimum signal to noise ratio that allows the flight terminal to access the cell
- the offset value of the access signal to noise ratio threshold is a value that allows the flight terminal to access the lowest signal to noise ratio of the cell.
- the cell frequency priority level is used to indicate a cell access priority level corresponding to different cell frequencies when the flight terminal selects or reselects a cell
- the height prohibition access indication is used to indicate that a height threshold is exceeded.
- the flight terminal prohibits access to the cell
- the no-fly zone prohibition access indication is used to indicate that the flight terminal located in the no-fly zone prohibits access to the cell.
- the second measurement related parameter includes: a hysteresis parameter of the second A1 event, a threshold parameter of the second A1 event, a hysteresis parameter of the second A2 event, a threshold parameter of the second A2 event, a frequency offset of the second A3 event, and a second Cell offset of A3 event, hysteresis parameter of second A3 event, offset of second A3 event, frequency offset of second A4 event, cell offset of second A4 event, hysteresis parameter of second A4 event, At least one of a threshold parameter of the second A4 event, a second maximum number of cells, a second log measurement area, and a second time triggering parameter.
- the second radio link failure parameter includes: a second out-of-step threshold.
- the second power control parameter includes at least one of power of the second PDCCH, power of the second PUSH on the subcarrier c, expected received power of the second base station, and a second PRACH power control parameter.
- the flight terminal before the flight terminal selects the target parameter configuration from the plurality of parameter configurations according to the flight altitude, the flight terminal receives the plurality of parameters sent by the network device by using an air interface message. Configuration.
- the air interface message is a broadcast message.
- the air interface message is an RRC message, where the RRC message is an RRC connection setup message or an RRC connection reconfiguration message.
- the first parameter is configured as a ground parameter configuration
- the second parameter is configured as an air parameter configuration
- the ground parameter configuration is based on characteristics of a flight terminal on the ground.
- a parameter configuration is provided, the air parameter configuration being a parameter configuration set according to characteristics of the flight terminal in the air.
- a network device comprising means for performing the method of the first aspect.
- a flight terminal comprising means for performing the method of the second aspect.
- a network device comprising means for performing the method of the third aspect.
- a flight terminal comprising means for performing the method of the fourth aspect.
- a network device comprising means for performing the method of the fifth aspect.
- a flight terminal comprising a coupled processor and a receiver
- the receiver is configured to receive indication information that is sent by the network device, where the indication information is used to indicate an identifier of a target parameter configuration that the flight terminal wants to switch;
- the processor is configured to select, as the target parameter configuration, a parameter configuration corresponding to the identifier from a plurality of parameter configurations according to the indication information, where the multiple parameter configurations include at least a first parameter configuration and a second parameter configuration;
- the processor is configured to configure the flight terminal using the target parameter configuration.
- the first parameter configuration and the second parameter configuration may be respectively as follows:
- the first parameter configuration includes: at least one of a first cell selection and reselection parameter, a first tracking area list, a first measurement related parameter, a first radio link failure parameter, and a first power control parameter;
- the first cell selection and reselection parameters include: a first cell quality value threshold, a first cell received signal value threshold, a first cell quality value threshold offset value, a first cell received signal value threshold offset value, and a first cell Disabling at least one of the access indications;
- the first measurement related parameter includes: a hysteresis parameter of the first A1 event, a threshold parameter of the first A1 event, a hysteresis parameter of the first A2 event, a threshold parameter of the first A2 event, a frequency offset of the first A3 event, and a first Cell offset of A3 event, hysteresis parameter of first A3 event, offset of first A3 event, frequency offset of first A4 event, cell offset of first A4 event, hysteresis parameter of first A4 event, At least one of a threshold parameter of the A4 event, a first maximum number of cells, a first log measurement area, and a first time trigger parameter;
- the first radio link failure parameter includes: a first out-of-step threshold
- the first power control parameter includes at least one of a power of the first PDCCH, a power of the first PUSH on the subcarrier c, a desired received power of the first base station, and a first PRACH power control parameter.
- the second parameter configuration includes: at least one of a second cell selection and reselection parameter, a second tracking area list, a second measurement related parameter, a second radio link failure parameter, and a second power control parameter;
- the second cell selection and reselection parameters include: a second cell quality value threshold, a second cell received signal value threshold, a second cell quality value threshold offset value, a second cell received signal value threshold offset value, and access At least one of a signal to noise ratio threshold, an offset value of an access signal to noise ratio threshold, a cell frequency priority level, a second cell forbidden access indication, a highly forbidden access indication, and a no-fly zone forbidden access indication;
- the access signal to noise ratio threshold is a minimum signal to noise ratio that allows the flight terminal to access the cell
- the offset value of the access signal to noise ratio threshold is a value that allows the flight terminal to access the lowest signal to noise ratio of the cell.
- the cell frequency priority level is used to indicate a cell access priority level corresponding to different cell frequencies when the flight terminal selects or reselects a cell
- the height prohibition access indication is used to indicate that a height threshold is exceeded.
- the flight terminal prohibits access to the cell
- the no-fly zone prohibition access indication is used to indicate that the flight terminal located in the no-fly zone prohibits access to the cell
- the second measurement related parameter includes: a hysteresis parameter of the second A1 event, a threshold parameter of the second A1 event, a hysteresis parameter of the second A2 event, a threshold parameter of the second A2 event, a frequency offset of the second A3 event, and a second Cell offset of A3 event, hysteresis parameter of second A3 event, offset of second A3 event, frequency offset of second A4 event, cell offset of second A4 event, hysteresis parameter of second A4 event, At least one of a threshold parameter of the second A4 event, a second maximum number of cells, a second log measurement area, and a second time triggering parameter;
- the second radio link failure parameter includes: a second out-of-step threshold
- the second power control parameter includes at least one of power of the second PDCCH, power of the second PUSH on the subcarrier c, expected received power of the second base station, and a second PRACH power control parameter.
- the flight terminal before the flight terminal receives the indication information sent by the network device, the flight terminal receives the multiple parameters sent by the network device by using a first air interface message. Configuration.
- the first air interface message is a first broadcast message.
- the first air interface message is a first radio resource control RRC message, where the first RRC message is a first RRC connection. Establish a message or a first RRC connection reconfiguration message.
- the indication information is carried in the second air interface message.
- the second air interface message is a second broadcast message.
- the second air interface message is a second RRC message, where the second RRC message is a second RRC connection setup message or The second RRC connection reconfiguration message.
- the first parameter is configured as a ground parameter configuration
- the second parameter is configured as an air parameter configuration
- the ground parameter configuration is based on a flight terminal on the ground.
- a parameter configuration of the characteristic settings, the air parameter configuration being a parameter configuration set according to characteristics of the flight terminal in the air.
- a network device including a coupled processor and a receiver, and a transmitter,
- the receiver is configured to receive a status indication sent by a flight terminal, where the status indication is used to indicate a flight status of the flight terminal;
- the processor is configured to determine indication information according to the status indication, where the indication information is used to indicate a target parameter configuration to be switched by the flight terminal, where the target parameter is configured as a first parameter configuration or a second parameter configuration;
- the transmitter is used to send indication information to the flight terminal.
- the first parameter configuration and the second parameter configuration may be respectively as follows:
- the first parameter configuration includes at least one of a first cell selection and reselection parameter, a first tracking area list, a first measurement related parameter, a first radio link failure parameter, and a first power control parameter. among them,
- the first cell selection and reselection parameters include: a first cell quality value threshold, a first cell received signal value threshold, a first cell quality value threshold offset value, a first cell received signal value threshold offset value, and a first The cell prohibits at least one of the access indications.
- the first measurement related parameter includes: a hysteresis parameter of the first A1 event, a threshold parameter of the first A1 event, a hysteresis parameter of the first A2 event, a threshold parameter of the first A2 event, a frequency offset of the first A3 event, and a first Cell offset of A3 event, hysteresis parameter of first A3 event, offset of first A3 event, frequency offset of first A4 event, cell offset of first A4 event, hysteresis parameter of first A4 event, At least one of a threshold parameter of the A4 event, a first maximum number of cells, a first log measurement area, and a first time trigger parameter.
- the first radio link failure parameter includes: a first out-of-step threshold.
- the first power control parameter includes at least one of a power of the first PDCCH, a power of the first PUSH on the subcarrier c, a desired received power of the first base station, and a first PRACH power control parameter.
- the second parameter configuration includes at least one of a second cell selection and reselection parameter, a second tracking area list, a second measurement related parameter, a second radio link failure parameter, and a second power control parameter. among them,
- the second cell selection and reselection parameters include: a second cell quality value threshold, a second cell received signal value threshold, a second cell quality value threshold offset value, a second cell received signal value threshold offset value, and access At least one of a signal to noise ratio threshold, an offset value of an access signal to noise ratio threshold, a cell frequency priority level, a second cell forbidden access indication, a highly forbidden access indication, and a no-fly zone forbidden access indication;
- the access signal to noise ratio threshold is a minimum signal to noise ratio that allows the flight terminal to access the cell
- the offset value of the access signal to noise ratio threshold is a value that allows the flight terminal to access the lowest signal to noise ratio of the cell.
- the cell frequency priority level is used to indicate a cell access priority level corresponding to different cell frequencies when the flight terminal selects or reselects a cell
- the height prohibition access indication is used to indicate that a height threshold is exceeded.
- the flight terminal prohibits access to the cell
- the no-fly zone prohibition access indication is used to indicate that the flight terminal located in the no-fly zone prohibits access to the cell.
- the second measurement related parameter includes: a hysteresis parameter of the second A1 event, a threshold parameter of the second A1 event, a hysteresis parameter of the second A2 event, a threshold parameter of the second A2 event, a frequency offset of the second A3 event, and a second Cell offset of A3 event, hysteresis parameter of second A3 event, offset of second A3 event, frequency offset of second A4 event, cell offset of second A4 event, hysteresis parameter of second A4 event, At least one of a threshold parameter of the second A4 event, a second maximum number of cells, a second log measurement area, and a second time triggering parameter.
- the second radio link failure parameter includes: a second out-of-step threshold.
- the second power control parameter includes at least one of power of the second PDCCH, power of the second PUSH on the subcarrier c, expected received power of the second base station, and a second PRACH power control parameter.
- the network device before the network device sends the indication information to the flight terminal, the network device sends the multiple parameter configurations to the flight terminal by using a first air interface message.
- the first air interface message is a first broadcast message.
- the first air interface message is a first radio resource control RRC message, where the first RRC message is a first RRC connection. Establish a message or a first RRC connection reconfiguration message.
- the indication information is carried in the second air interface message.
- the second air interface message is a second broadcast message.
- the second air interface message is a second RRC message, where the second RRC message is a second RRC connection setup message or The second RRC connection reconfiguration message.
- the first parameter is configured as a ground parameter configuration
- the second parameter is configured as an air parameter configuration
- the ground parameter configuration is based on a flight terminal on a ground A parameter configuration of the characteristic settings
- the air parameter configuration being a parameter configuration set according to characteristics of the flight terminal in the air.
- a flight terminal comprising a coupled processor and a receiver
- the receiver is configured to receive a target parameter configuration that is sent by the network device according to a flight state of the flight terminal, where the target parameter configuration includes a first parameter configuration or a second parameter configuration;
- the processor is configured to update a current parameter configuration to a target parameter configuration
- the processor is configured to configure the flight terminal using the target parameter configuration.
- the first parameter configuration and the second parameter configuration may be respectively as follows:
- the first parameter configuration includes at least one of a first cell selection and reselection parameter, a first tracking area list, a first measurement related parameter, a first radio link failure parameter, and a first power control parameter. among them,
- the first cell selection and reselection parameters include: a first cell quality value threshold, a first cell received signal value threshold, a first cell quality value threshold offset value, a first cell received signal value threshold offset value, and a first The cell prohibits at least one of the access indications.
- the first measurement related parameter includes: a hysteresis parameter of the first A1 event, a threshold parameter of the first A1 event, a hysteresis parameter of the first A2 event, a threshold parameter of the first A2 event, a frequency offset of the first A3 event, and a first Cell offset of A3 event, hysteresis parameter of first A3 event, offset of first A3 event, frequency offset of first A4 event, cell offset of first A4 event, hysteresis parameter of first A4 event, At least one of a threshold parameter of the A4 event, a first maximum number of cells, a first log measurement area, and a first time trigger parameter.
- the first radio link failure parameter includes: a first out-of-step threshold.
- the first power control parameter includes at least one of a power of the first PDCCH, a power of the first PUSH on the subcarrier c, a desired received power of the first base station, and a first PRACH power control parameter.
- the second parameter configuration includes at least one of a second cell selection and reselection parameter, a second tracking area list, a second measurement related parameter, a second radio link failure parameter, and a second power control parameter. among them,
- the second cell selection and reselection parameters include: a second cell quality value threshold, a second cell received signal value threshold, a second cell quality value threshold offset value, a second cell received signal value threshold offset value, and access At least one of a signal to noise ratio threshold, an offset value of an access signal to noise ratio threshold, a cell frequency priority level, a second cell forbidden access indication, a highly forbidden access indication, and a no-fly zone forbidden access indication;
- the access signal to noise ratio threshold is a minimum signal to noise ratio that allows the flight terminal to access the cell
- the offset value of the access signal to noise ratio threshold is a value that allows the flight terminal to access the lowest signal to noise ratio of the cell.
- the cell frequency priority level is used to indicate a cell access priority level corresponding to different cell frequencies when the flight terminal selects or reselects a cell
- the height prohibition access indication is used to indicate that a height threshold is exceeded.
- the flight terminal prohibits access to the cell
- the no-fly zone prohibition access indication is used to indicate that the flight terminal located in the no-fly zone prohibits access to the cell.
- the second measurement related parameter includes: a hysteresis parameter of the second A1 event, a threshold parameter of the second A1 event, a hysteresis parameter of the second A2 event, a threshold parameter of the second A2 event, a frequency offset of the second A3 event, and a second Cell offset of A3 event, hysteresis parameter of second A3 event, offset of second A3 event, frequency offset of second A4 event, cell offset of second A4 event, hysteresis parameter of second A4 event, At least one of a threshold parameter of the second A4 event, a second maximum number of cells, a second log measurement area, and a second time triggering parameter.
- the second radio link failure parameter includes: a second out-of-step threshold.
- the second power control parameter includes at least one of power of the second PDCCH, power of the second PUSH on the subcarrier c, expected received power of the second base station, and a second PRACH power control parameter.
- the target parameter configuration is carried in an air interface message.
- the air interface message is a broadcast message
- the air interface message is an RRC message, where the RRC message is an RRC connection setup message or an RRC connection reconfiguration message.
- the first parameter is configured as a ground parameter configuration
- the second parameter is configured as an air parameter configuration
- the ground parameter configuration is based on a flight terminal on a ground A parameter configuration of the characteristic settings
- the air parameter configuration being a parameter configuration set according to characteristics of the flight terminal in the air.
- a network device including a coupled processor and a receiver, and a transmitter,
- the receiver is configured to receive a status indication sent by a flight terminal, where the status indication is used to indicate a flight status of the flight terminal;
- the processor is configured to determine, according to the status indication, a target parameter configuration corresponding to the flight state, where the target parameter configuration includes a first parameter configuration or a second parameter configuration;
- the transmitter is configured to transmit the target parameter configuration to the flight terminal.
- the first parameter configuration and the second parameter configuration may be respectively as follows:
- the first parameter configuration includes at least one of a first cell selection and reselection parameter, a first tracking area list, a first measurement related parameter, a first radio link failure parameter, and a first power control parameter. among them,
- the first cell selection and reselection parameters include: a first cell quality value threshold, a first cell received signal value threshold, a first cell quality value threshold offset value, a first cell received signal value threshold offset value, and a first The cell prohibits at least one of the access indications.
- the first measurement related parameter includes: a hysteresis parameter of the first A1 event, a threshold parameter of the first A1 event, a hysteresis parameter of the first A2 event, a threshold parameter of the first A2 event, a frequency offset of the first A3 event, and a first Cell offset of A3 event, hysteresis parameter of first A3 event, offset of first A3 event, frequency offset of first A4 event, cell offset of first A4 event, hysteresis parameter of first A4 event, At least one of a threshold parameter of the A4 event, a first maximum number of cells, a first log measurement area, and a first time trigger parameter.
- the first radio link failure parameter includes: a first out-of-step threshold.
- the first power control parameter includes at least one of a power of the first PDCCH, a power of the first PUSH on the subcarrier c, a desired received power of the first base station, and a first PRACH power control parameter.
- the second parameter configuration includes at least one of a second cell selection and reselection parameter, a second tracking area list, a second measurement related parameter, a second radio link failure parameter, and a second power control parameter. among them,
- the second cell selection and reselection parameters include: a second cell quality value threshold, a second cell received signal value threshold, a second cell quality value threshold offset value, a second cell received signal value threshold offset value, and access At least one of a signal to noise ratio threshold, an offset value of an access signal to noise ratio threshold, a cell frequency priority level, a second cell forbidden access indication, a highly forbidden access indication, and a no-fly zone forbidden access indication;
- the access signal to noise ratio threshold is a minimum signal to noise ratio that allows the flight terminal to access the cell
- the offset value of the access signal to noise ratio threshold is a value that allows the flight terminal to access the lowest signal to noise ratio of the cell.
- the cell frequency priority level is used to indicate a cell access priority level corresponding to different cell frequencies when the flight terminal selects or reselects a cell
- the height prohibition access indication is used to indicate that a height threshold is exceeded.
- the flight terminal prohibits access to the cell
- the no-fly zone prohibition access indication is used to indicate that the flight terminal located in the no-fly zone prohibits access to the cell.
- the second measurement related parameter includes: a hysteresis parameter of the second A1 event, a threshold parameter of the second A1 event, a hysteresis parameter of the second A2 event, a threshold parameter of the second A2 event, a frequency offset of the second A3 event, and a second Cell offset of A3 event, hysteresis parameter of second A3 event, offset of second A3 event, frequency offset of second A4 event, cell offset of second A4 event, hysteresis parameter of second A4 event, At least one of a threshold parameter of the second A4 event, a second maximum number of cells, a second log measurement area, and a second time triggering parameter.
- the second radio link failure parameter includes: a second out-of-step threshold.
- the second power control parameter includes at least one of power of the second PDCCH, power of the second PUSH on the subcarrier c, expected received power of the second base station, and a second PRACH power control parameter.
- the target parameter configuration is carried in an air interface message.
- the air interface message is a broadcast message
- the air interface message is an RRC message, where the RRC message is an RRC connection setup message or an RRC connection reconfiguration message.
- the first parameter is configured as a ground parameter configuration
- the second parameter is configured as an air parameter configuration
- the ground parameter configuration is based on a flight terminal on a ground A parameter configuration of the characteristic settings
- the air parameter configuration being a parameter configuration set according to characteristics of the flight terminal in the air.
- a flight terminal comprising a coupled processor and an environmental monitoring component
- the state monitoring component is configured to measure a flight environment to obtain a state parameter, wherein the state parameter includes at least one of a height, a neighboring cell number, and a neighboring cell measurement value;
- the processor is configured to determine a flight state of the flight terminal according to a state parameter
- the processor is configured to select, according to the flight state, a target parameter configuration corresponding to a flight state of the flight terminal from a plurality of parameter configurations, wherein the multiple parameter configurations include at least a first parameter configuration and a second parameter configuration ;
- the processor is configured to configure the flight terminal using the target parameter configuration.
- the first parameter configuration and the second parameter configuration may be respectively as follows:
- the first parameter configuration includes at least one of a first cell selection and reselection parameter, a first tracking area list, a first measurement related parameter, a first radio link failure parameter, and a first power control parameter. among them,
- the first cell selection and reselection parameters include: a first cell quality value threshold, a first cell received signal value threshold, a first cell quality value threshold offset value, a first cell received signal value threshold offset value, and a first The cell prohibits at least one of the access indications.
- the first measurement related parameter includes: a hysteresis parameter of the first A1 event, a threshold parameter of the first A1 event, a hysteresis parameter of the first A2 event, a threshold parameter of the first A2 event, a frequency offset of the first A3 event, and a first Cell offset of A3 event, hysteresis parameter of first A3 event, offset of first A3 event, frequency offset of first A4 event, cell offset of first A4 event, hysteresis parameter of first A4 event, At least one of a threshold parameter of the A4 event, a first maximum number of cells, a first log measurement area, and a first time trigger parameter.
- the first radio link failure parameter includes: a first out-of-step threshold.
- the first power control parameter includes at least one of a power of the first PDCCH, a power of the first PUSH on the subcarrier c, a desired received power of the first base station, and a first PRACH power control parameter.
- the second parameter configuration includes at least one of a second cell selection and reselection parameter, a second tracking area list, a second measurement related parameter, a second radio link failure parameter, and a second power control parameter. among them,
- the second cell selection and reselection parameters include: a second cell quality value threshold, a second cell received signal value threshold, a second cell quality value threshold offset value, a second cell received signal value threshold offset value, and access At least one of a signal to noise ratio threshold, an offset value of an access signal to noise ratio threshold, a cell frequency priority level, a second cell forbidden access indication, a highly forbidden access indication, and a no-fly zone forbidden access indication;
- the access signal to noise ratio threshold is a minimum signal to noise ratio that allows the flight terminal to access the cell
- the offset value of the access signal to noise ratio threshold is a value that allows the flight terminal to access the lowest signal to noise ratio of the cell.
- the cell frequency priority level is used to indicate a cell access priority level corresponding to different cell frequencies when the flight terminal selects or reselects a cell
- the height prohibition access indication is used to indicate that a height threshold is exceeded.
- the flight terminal prohibits access to the cell
- the no-fly zone prohibition access indication is used to indicate that the flight terminal located in the no-fly zone prohibits access to the cell.
- the second measurement related parameter includes: a hysteresis parameter of the second A1 event, a threshold parameter of the second A1 event, a hysteresis parameter of the second A2 event, a threshold parameter of the second A2 event, a frequency offset of the second A3 event, and a second Cell offset of A3 event, hysteresis parameter of second A3 event, offset of second A3 event, frequency offset of second A4 event, cell offset of second A4 event, hysteresis parameter of second A4 event, At least one of a threshold parameter of the second A4 event, a second maximum number of cells, a second log measurement area, and a second time triggering parameter.
- the second radio link failure parameter includes: a second out-of-step threshold.
- the second power control parameter includes at least one of power of the second PDCCH, power of the second PUSH on the subcarrier c, expected received power of the second base station, and a second PRACH power control parameter.
- the receiver before the flight terminal selects the target parameter configuration from the plurality of parameter configurations according to the flight altitude, receives the plurality of the network device to send through the air interface message Parameter configuration.
- the air interface message is a broadcast message.
- the air interface message is an RRC message, where the RRC message is an RRC connection setup message or an RRC connection reconfiguration message.
- the first parameter is configured as a ground parameter configuration
- the second parameter is configured as an air parameter configuration
- the ground parameter configuration is based on a flight terminal on a ground A parameter configuration of the characteristic settings
- the air parameter configuration being a parameter configuration set according to characteristics of the flight terminal in the air.
- a sixteenth aspect a computer readable storage medium storing a computer program, the computer program being executed by a processor to implement any of the first to fifth aspects Said method.
- a computer program product comprising instructions for causing a computer to perform the method of any of the first to fifth aspects described above when run on a computer.
- a communication system includes a network device and a flight terminal, wherein the network device is capable of communicating with the flight terminal, wherein the network device is the network device of the first aspect
- the flight terminal is the flight terminal of the second aspect; or, when the network device is the network device of the third aspect, the flight terminal is the flight terminal of the fourth aspect; or
- the network device is the network device described in the fifth aspect.
- 1 is a comparison diagram of a cell coverage area on the ground and a cell coverage area in the air according to an embodiment of the present application;
- FIG. 2 is a comparison diagram of a neighbor cell distribution on the ground and a neighbor cell distribution in the air according to an embodiment of the present application;
- FIG. 3 is an interaction diagram of a first method for selecting a parameter configuration according to an embodiment of the present application
- FIG. 4 is an interaction diagram of a second method for selecting parameter configuration according to an embodiment of the present application.
- FIG. 5 is an interaction diagram of a third method for selecting a parameter configuration according to an embodiment of the present application.
- FIG. 6 is a schematic structural diagram of a flight terminal according to an embodiment of the present application.
- FIG. 7 is a schematic structural diagram of a network device according to an embodiment of the present application.
- FIG. 8 is a schematic diagram of cooperative interaction between the device described in the embodiment of FIG. 6 and various components in the device described in the embodiment of FIG. 7; FIG.
- FIG. 9 is a schematic diagram of functional modules of each device in a communication system according to an embodiment of the present disclosure.
- FIG. 10 is a schematic diagram of functional modules of each device in another communication system according to an embodiment of the present disclosure.
- the flight terminal may be a drone UE, including a drone such as a UAV (Unmanned Aerial Vehicle), or a drone carrying a conventional ground terminal (such as a legacy UE) Placed on the drone). It is not limited to the drone in the above example, and may be other flying equipment, such as an airplane, etc. in practical applications, which is not specifically limited in the present application.
- a drone such as a UAV (Unmanned Aerial Vehicle)
- a drone carrying a conventional ground terminal such as a legacy UE
- the traditional ground terminal can also be called User Equipment (UE), Mobile Station (MS), mobile terminal, Subscriber Unit (abbreviation: SU), Subscriber Station (abbreviation: SS), mobile station (Mobile Station, abbreviation: MB), remote station (Remote Station, abbreviation: RS), access point (Access Point, abbreviation: AP), remote terminal (Remote Terminal, abbreviation: RT), Access Terminal (AT), User Terminal (UT), User Agent (UA), User Device (abbreviation: User Device, abbreviation: UD), etc., this application is not limited.
- the terminal can be a wireless terminal or a wired terminal.
- the wireless terminal can be a device that provides voice and/or data connectivity to the user, which can communicate with one or more core networks via a radio access network (e.g., RAN, radio access network).
- a radio access network e.g., RAN, radio access network
- the flight terminal searches the cell to search for the target cell.
- the flight terminal determines whether the searched target cell is a suitable cell according to a cell selection criterion (S criterion). If the target cell is a suitable cell, the flight terminal determines to select or reselect the target cell for camping. If the target cell is not a suitable cell, the flight terminal determines not to select or reselect the target cell for camping. However, if the base station sends a cell barring indication to the flight terminal, the flight terminal does not select or reselect the target cell to camp, although the target cell satisfies the S criterion, but reselects the appropriate cell. Resident.
- S criterion cell selection criterion
- Srxlev is the cell selection received signal level value
- Squal is the cell selection quality value
- Q rxlevmeas is the cell measurement received signal level value
- Q qualmeas is the cell measurement quality value
- Q rxlevmin is the cell reception signal value threshold
- Q qualmin is the cell quality.
- the value threshold, Q rxlevminoffest is the offset value of the cell received signal value threshold
- Q qualminoffest is the offset value of the cell quality value threshold
- Pcompensation is the power compensation.
- the cell received signal value threshold may be the lowest received signal of the cell
- the cell quality value threshold is the lowest quality value of the cell
- the offset value of the cell received signal value threshold is the offset value of the lowest received signal of the cell
- the cell The offset value of the quality value threshold is the offset value of the lowest quality value of the cell.
- the flight terminal sends an attach request to the base station. After receiving the attach request, the base station forwards the attach request to the core network. After the core network completes the process of authentication, security activation, session establishment, etc. with the flight terminal after receiving the attach request, the core network sends an attach accept message to the base station. After receiving the attach accept message, the base station forwards the attach accept message to the flight terminal.
- the tracking accept message carries a tracking area list, where the tracking area list includes multiple tracking areas, and the tracking area includes a plurality of geographically similar cells.
- the flight terminal When the flight terminal enters the cell within the tracking area list, the flight terminal does not need to update the tracking area list, nor does it need to notify the core network to update its own tracking area information; when the flying terminal enters a cell outside the tracking area list, the flying terminal The tracking area list needs to be updated, and the core network needs to be notified to update its own tracking area information.
- the core network When the flight terminal is paged, the core network will only page the flight terminal in the cell in the tracking area list, and will not page the flight terminal to the cell outside the tracking area list, thereby ensuring the flight terminal. By being successfully paged, it is possible to avoid problems such as a large number of flight terminals updating the cell list and a signaling load caused by a large number of cells updating their own tracking area information.
- the base station sends a measurement configuration to the flight terminal through an RRC Connection Reconfiguration message. After receiving the measurement configuration delivered by the base station, the flight terminal performs measurement according to the measurement configuration to obtain a measurement result. In the case that the measurement result satisfies the measurement report condition, the flight terminal fills in the measurement result into the measurement report (Measurement Report) and returns the measurement report to the base station.
- the measurement report condition includes any one of an A1 event, an A2 event, an A3 event, and an A4 event.
- the trigger condition of the A1 event is:
- Ms1 is the measurement result of the service cell of the A1 event
- Hys1 is the hysteresis parameter of the A1 event
- Thersh1 is the threshold parameter of the A1 event.
- the trigger condition of the A2 event is:
- Ms2 is the measurement result of the service cell of the A2 event
- Hys2 is the hysteresis parameter of the A2 event
- Thersh2 is the threshold parameter of the A2 event.
- the trigger condition of the A3 event is:
- Mn3 is the measurement result of the neighboring cell of the A3 event
- Ofn3 is the specific frequency offset of the neighboring cell frequency of the A3 event
- Ocn3 is the specific cell offset of the neighboring cell of the A3 event
- Hys3 is the hysteresis parameter of the A3 event
- Ms3 is The measurement result of the serving cell of the A3 event
- Ofs3 is the specific frequency offset of the serving cell frequency of the A3 event
- Ocs3 is the specific cell offset of the serving cell of the A3 event
- Off3 is the A3 event cell offset.
- the trigger condition of the A4 event is:
- Mn4 is the measurement result of the neighboring cell of the A4 event
- Ofn4 is the specific frequency offset of the neighboring cell frequency of the A4 event
- Ocn4 is the specific cell offset of the neighboring cell of the A4 event
- Hys4 is the hysteresis parameter of the A4 event
- Thresh4 is Threshold parameter for the A4 event.
- the flight terminal needs to perform log measurement on the cell recorded in the log measurement area, so that the mobile terminal's moving track/state can be monitored in real time. .
- the flight terminal performs log measurement only on the cells described in the log measurement area, and does not perform log measurement on cells other than the cell described in the log measurement area.
- a cell-specific reference signal transmitted by the base station to the flight terminal.
- the flight terminal After receiving the cell-specific reference signal sent by the base station, the flight terminal detects the cell-specific reference signal to obtain the downlink radio link quality, and if the downlink radio link quality is lower than the out-of-synchronization threshold, an out-of-synchronization occurs, if the downlink wireless If the link quality is higher than the synchronization threshold, a synchronization is generated.
- the flight terminal counts the number of consecutive out-of-steps. If the number of consecutive out-of-steps reaches the number of out-of-steps threshold, the timer is started. If the flight terminal does not detect the occurrence of at least two consecutive synchronizations within the timer time, the flight terminal determines the Radio Link Failure (RLF) at the end of the timer.
- RLF Radio Link Failure
- the flight terminal calculates the transmit power of the uplink physical channel, where the uplink physical channel includes a physical uplink control channel (Physical Uplink Control CHANNE, PUCCH), a physical uplink shared channel (PUSCH), and a sounding reference signal (Sounding) Reference Signal (SRS) and a Physical Random Access Channel (PRACH).
- the flight terminal transmits a radio signal on the uplink physical channel according to the calculated transmit power, where the transmit powers of PUCCH, PUSCH, SRS, and PRACH are respectively As follows:
- the PUCCH transmission power is:
- the transmit power of the PUCCH is:
- P PUCCH (i) min ⁇ P CMAX,c (i),P 0_PUCCH +PL c +g(i) ⁇
- P CMAX,c (i) is the maximum transmit power of each subcarrier
- ⁇ F_PUCCH (F) is configured by the upper layer and is related to the PUCCH format
- ⁇ TxD (F') is configured by the upper layer, and on which ports the PUCCH is located Transmission related
- h(n CQI , n HARQ , n SR ) is a value related to PUCCH format
- P O_PUCCH is summed by two parameters configured by higher layers
- ⁇ PUCCH is a UE specific value, which is the network side Feedback to the flight terminal through the PDCCH;
- the transmit power of the PUSCH is:
- the transmit power of the PUSCH of the UE is:
- the transmit power of the PUSCH is:
- P PUSCH,c (i) min ⁇ P CMAX,c (i),P O_PUSCH,c (1)+ ⁇ c (1) ⁇ PL c +f c (i) ⁇
- RSRP reference signal receiving power
- K S is configured by a higher layer
- ⁇ PUSCH,c is a value related to the TPC command indicated by the PDCCH/EPDCCH
- f c (i) is a value related to the high layer configuration and ⁇ PUSCH,c .
- P SRS_OFFSET,c (m) is a semi-static parameter of the upper layer configuration
- M SRS,c is the number of RBs occupied by the SRS in one subframe
- f c (i) is the power control adjustment of the PUSCH
- P O_PUSCH,c ( j) is obtained by summing two parameters of the high-level configuration
- ⁇ c (j) is configured at a high level.
- P PRACH min ⁇ P CMAX,c(i) ,PREAMBLE_RECEIVED_TARGET_POWER ⁇
- PREAMBLE_RECEIVED_TARGET_POWER is configured by the upper layer
- PL c is the downlink path loss calculated by the flight terminal side
- the downlink path loss is equal to the reference signal transmission power minus the reference signal received power
- the reference signal transmission power is notified by the upper layer to the flight terminal.
- the parameter configuration in the embodiment of the present application includes a cell selection and reselection parameter, a tracking area list (TA list), a measurement related parameter, and a radio link.
- TA list tracking area list
- a measurement related parameter corresponds to the cell
- the cell selection and reselection parameters correspond to a process flow of cell selection and reselection
- the tracking area list corresponds to a processing flow of the tracking area list configuration
- the measurement related parameter corresponds to the cell
- the radio link failure parameter corresponds to the processing flow of the downlink radio link monitoring
- the power control parameter corresponds to the processing flow of the uplink power regulation.
- the cell selection and reselection parameters include (1) a cell received signal value threshold, a cell quality value threshold, and a cell received signal value, which are described in the process of cell selection and reselection. At least one of an offset value of the threshold and an offset value of the cell quality value threshold.
- the tracking area list is (2) the tracking area list recorded in the processing flow of the tracking area list configuration.
- the measurement related parameters include (3) the hysteresis parameter of the A1 event, the threshold parameter of the A1 event, the hysteresis parameter of the A2 event, the threshold parameter of the A2 event, and the threshold parameter of the A2 event, which are recorded in the processing flow of the cell measurement, Frequency offset of A3 event, cell offset of A3 event, hysteresis parameter of A3 event, offset of A3 event, frequency offset of A4 event, cell offset of A4 event, hysteresis parameter of A4 event, threshold of A4 event At least one of a parameter, a maximum number of cells, a log measurement area, and a time triggering parameter.
- the radio link failure parameter includes at least (4) the out-of-step threshold recorded in the processing flow of the downlink radio link monitoring.
- the power control parameters include at least (5) the power of the PDCCH recorded in the processing flow of the uplink power regulation, the power of the PUSH on the subcarrier c, the expected reception power of the base station, and the PRACH power control. At least one of the parameters.
- the parameter configuration of the embodiment of the present application is not limited to the above-mentioned exemplary parameters, and may have other parameters.
- the parameter configuration of the embodiment of the present application may further include a public land mobile network (Public Land Mobile Network, PLMN) selects a parameter, and the PLMN selection parameter is applied to the processing flow of the PLMN selection.
- PLMN Public Land Mobile Network
- the cell selection and reselection parameters, the measurement related parameters, the radio link failure parameters, and the power control parameters included in the parameter configuration of the embodiment of the present application may not be limited to the above.
- the measurement related parameters may further include a hysteresis parameter of the A5 event, a first threshold parameter of the A5 event, and a second threshold parameter of the A5 event, and the like.
- the embodiments of the present application summarize the differences between the characteristics of the flight terminal in the air and the characteristics on the ground.
- the characteristics include radio propagation characteristics and behavioral characteristics, which will be described in detail below.
- the difference in the radio propagation characteristics includes at least the following four aspects: (1), since the flight terminal has no obstacles in radio propagation when flying in the air, the signal strength of the wireless signal of the serving cell received by the flight terminal becomes strong, The signal strength of the interference signal of the neighboring cell also becomes strong. (2) Since the flight terminal has no obstacles in radio propagation when flying in the air, the interference of the flight terminal to the terminal devices on the ground, for example, smart phones, Internet of Things devices, etc., becomes large. (3) Since the coverage area of the cell of the base station on the ground is as shown in the thick line on the left side of FIG. 1 , the coverage area of the cell in the air is as shown in the thick line on the right side of FIG.
- the cell in the air The coverage area is divided into a plurality of discontinuous blocks, that is, the coverage area of the cell is more fragmented. Therefore, the flight terminal is more likely to fly away from the continuous coverage area.
- the distribution of neighboring cells that can be detected by the flight terminal on the ground is as shown in the left circle of Figure 2, the distribution of neighboring cells that can be detected in the air is shown in the circle on the right side of Figure 2, as can be seen In the air, the number of neighboring cells in the serving cell is significantly increased, so that the flight terminal can measure more cells in the air.
- the difference in behavior characteristics includes at least the following three aspects: (1) For the sake of management and the like, when the flight terminal is flying in the air, the flight terminal is prohibited from accessing some cells. (2) In order to prevent the flight terminal from taking photos of places such as military forbidden places and leaking through the network, when the flight terminal is flying in the air, it is necessary to prohibit access to network equipment such as base stations in the no-fly zone. (3) In order to avoid the collision of the flight terminal on the ground during flight, the obstacle on the ground constitutes damage. When the flight terminal is flying in the air, it is forbidden to access the network equipment such as the base station when the flight altitude is lower than the legal height.
- the parameter configuration scheme of the existing flight terminal adopts the parameter configuration scheme of the common terminal equipment, and does not take into account the difference in characteristics of the flight terminal at different heights, resulting in the performance of the flight terminal being greatly affected, in order to solve this
- the embodiment of the present application proposes a method, device, and system for selecting a parameter configuration, which can select an appropriate parameter configuration according to the flight state of the flight terminal, thereby improving the performance of the flight terminal. A detailed description will be given below.
- the embodiment of the present application provides a first method for selecting a parameter configuration.
- the parameter selection configuration of the embodiment of the present application includes the following steps:
- the flight terminal measures the environment to obtain a state parameter.
- the state parameter may be at least one of altitude, air pressure, gravitational acceleration, number of neighboring cells, neighboring cell measurement value, and special reference signal.
- the height may be the absolute height of the flight terminal relative to the horizontal plane, may be the relative height of the flight terminal relative to the reference plane, or may be a height level, for example, low, medium, high, etc., or may be calculated with respect to the height function.
- the value, wherein the height function may be a product implementation or a standard definition, is not limited in the present invention.
- the height may be the height of the flight terminal from the ground, or the height of the flight terminal relative to the base station, or the height of the flight terminal relative to other reference objects; or the height may also be a height level to which the height value is mapped, such as low It is Xm to Ym, the middle is Ym to Zm, and the high is Zm to Km.
- the number of neighboring cells may be the number of all neighboring cells that the flight terminal can measure, or the number of neighboring cells in which all the neighboring cells can be measured by the flight terminal, the signal strength difference from the serving cell is less than the threshold, and the like.
- the neighboring cell measurement value may be the signal strength of the neighboring cell of the flight terminal, or may be the difference between the signal strength of the neighboring cell of the flight terminal and the signal strength of the serving cell, and the like.
- the special reference signal is a special reference signal defined by the standard protocol for the flight terminal, and the special reference signal is sent when the flight terminal is in the air, and is considered to be flying when the base station receives the special reference signal. The terminal is in the air.
- state parameter of the embodiment of the present application may be temperature or the like, which is not limited thereto.
- the state parameter may be measured by a state monitoring component disposed in the flight terminal.
- the condition monitoring component may be a laser altimetry module capable of measuring the height of the flight terminal by the time of laser transmission; the state monitoring component may also be a Global Positioning System (GPS) module, which can directly Measuring the height of the flight terminal; the state monitoring component may also be a barometric pressure measurement module or a gravity acceleration measurement module, etc., capable of detecting the air pressure or gravity acceleration of the flight terminal; the state monitoring component may also be a signal receiver, through the flight terminal The signals of the neighboring cells are measured to obtain the number of neighboring cells and/or neighboring cell measurements of the flight terminal.
- GPS Global Positioning System
- S102 The flight terminal generates a status indication according to the status parameter.
- the status indication is used to indicate the flight status of the flight terminal.
- the flight status of a flight terminal refers to whether the flight terminal is in the air or on the ground.
- the air may refer to a height greater than a network device (e.g., a base station), and the ground may refer to a height that is less than a network device (e.g., a base station).
- a network device e.g., a base station
- the ground may refer to a height that is less than a network device (e.g., a base station).
- the status indication includes at least the following two implementations:
- the status indication is used to carry a status parameter, wherein the status parameter is at least one of a height, a neighbor strength, a number of neighbors, and a special reference signal. That is, the flight terminal sends a status indication according to the status parameter to the network device. After receiving the status indication sent by the flight terminal, the network device determines whether the flight terminal is in the air or on the ground according to the status parameter carried by the status indication.
- the status indication is used to indicate the flight status of the flight terminal. For example, the flight terminal determines whether the flight terminal is in the air or on the ground according to the state parameter, and generates a status indication according to the determination result and sends the status indication to the network device. After receiving the status indication sent by the flight terminal, the network device knows whether the flight terminal is in the air or on the ground according to the judgment result carried by the status indication.
- the flight terminal can compare the status parameter with the status threshold to determine whether the flight terminal is in the air or on the ground.
- the state threshold may be sent by the base station to the flight terminal, or may be defined by a standard protocol, and the invention is not limited. Specifically, the flight terminal compares the state parameter with the state threshold, so as to determine whether the flight terminal is in the air or on the ground, at least includes the following four types:
- the flight terminal receives a height threshold sent by the base station, and the flight terminal compares the measured height value with the height threshold. If the measured height is greater than the height threshold, it is determined that the flight terminal is in the air, and if the measured height is less than or equal to the altitude threshold, it is determined that the flight terminal is on the ground.
- the flight terminal receives the air pressure threshold and/or the gravity acceleration threshold sent by the base station, and the flight terminal compares the measured air pressure and/or gravity acceleration with a corresponding threshold. If the measured air pressure and/or gravity acceleration is less than the corresponding threshold, it is determined that the flight terminal is in the air, and if the measured air pressure and/or gravity acceleration is greater than or equal to the corresponding threshold, it is determined that the flight terminal is on the ground.
- the flight terminal receives the neighboring zone intensity threshold sent by the base station, and the flight terminal compares the measured neighboring zone signal strength with the signal strength of the serving cell. If the difference between the signal strength of the neighboring cell and the signal strength of the serving cell is less than the neighboring cell strength threshold, it is determined that the flight terminal is in the air, and if the difference between the signal strength of the neighboring cell and the signal strength of the serving cell is greater than or equal to the neighboring cell intensity threshold, then the judgment is made.
- the flight terminal is on the ground.
- the flight terminal receives the threshold number of the neighboring cells sent by the base station, and the flight terminal compares the measured number of neighboring cells with the threshold number of the neighboring cells. If the number of neighboring cells is greater than the threshold of the neighboring cell number, it is determined that the flight terminal is in the air, and if the number of neighboring cells is less than or equal to the threshold number of neighboring cells, it is determined that the flying terminal is on the ground.
- the flight terminal can also determine the flight height of the flight terminal using the trained estimation model, wherein the state parameter is used as an input of the estimation model, and the judgment result is the output of the estimation model.
- the state parameter is used as an input of the estimation model
- the judgment result is the output of the estimation model.
- a large number of known state parameters can be used as input, and the estimation result corresponding to the known state parameter is used as an output to train the estimation model.
- the flight terminal sends a status indication to the network device. Accordingly, the network device receives a status indication sent by the flight terminal.
- S104 The network device determines the indication information according to the status indication.
- indication information that the network device sends to the flight terminal.
- the flight terminal receives the indication information sent by the network device.
- the indication information is used to indicate a target parameter configuration to be switched by the flight terminal, and the target parameter is configured as a first parameter configuration or a second parameter configuration.
- the indication information is used to indicate that the target parameter of the flight terminal to be switched is configured as a first parameter configuration; when the status indication is used to indicate a flight terminal
- the indication information is used to indicate that the target parameter to be switched by the flight terminal is configured as a second parameter configuration.
- the flight terminal selects a target parameter configuration from a plurality of parameter configurations according to the indication information.
- the network device before the network device sends the indication information to the flight terminal, the network device sends the multiple parameter configurations to the flight terminal by using a first air interface message. After the network device sends the plurality of configuration parameters to the flight terminal, the network device sends the indication information to the flight terminal through the second air interface signaling.
- the first air interface message is a first broadcast message; if the flight terminal is relative to the network device
- the connection state is a connected state, and the first air interface message is a first RRC message.
- the first RRC message is a first RRC connection setup message or a first RRC connection reconfiguration message. It can be understood that the first air interface message is not limited to the foregoing example. In other embodiments, the first air interface message may also be other messages, which is not specifically limited herein.
- the second air interface message is a second broadcast message; if the flight terminal is relative to the network device
- the second air interface message is a second RRC message, where the second RRC message is a second RRC connection setup message or a second RRC connection reconfiguration message. It can be understood that the second air interface message is not limited to the foregoing example. In other embodiments, the second air interface message may also be other messages, which is not specifically limited herein.
- the connection state of the flight terminal relative to the network device is an idle state (RRC_IDLE).
- the connection state of the flight terminal relative to the network device is transferred from the idle state (RRC_IDLE) to the connected state (RRC_CONNECTED).
- the flight terminal configures the flight terminal by using the target parameter configuration.
- the first parameter is configured as a ground parameter configuration
- the second parameter is configured as an air parameter configuration
- the ground parameter configuration is a parameter configuration according to a characteristic of a flight terminal on the ground
- the air parameter configuration is a parameter configuration that is set according to characteristics of the flight terminal in the air.
- the ground parameter configuration includes at least one of a first cell selection and reselection parameter, a first tracking area list, a first measurement related parameter, a first radio link failure parameter, and a first power control parameter.
- the first cell selection and reselection parameters include a first cell quality value threshold, a first cell received signal value threshold, a first cell quality value threshold offset value, a first cell received signal value threshold offset value, and The first cell prohibits at least one of the access indications.
- the first measurement related parameter includes a hysteresis parameter of the first A1 event, a threshold parameter of the first A1 event, a hysteresis parameter of the first A2 event, a threshold parameter of the first A2 event, a frequency offset of the first A3 event, Cell offset of the first A3 event, hysteresis parameter of the first A3 event, offset of the first A3 event, frequency offset of the first A4 event, cell offset of the first A4 event, hysteresis parameter of the first A4 event And at least one of a threshold parameter of the first A4 event, a first maximum cell number, a first log measurement area, and a first time trigger parameter.
- the first radio link failure parameter includes a first out-of-step threshold.
- the first power control parameter includes at least one of a power of the first PDCCH, a power of the first PUSH on the subcarrier c, a desired received power of the first base station, and a first PRACH power control parameter.
- the air parameter configuration includes at least one of a second cell selection and reselection parameter, a second tracking area list, a second measurement related parameter, a second radio link failure parameter, and a second power control parameter.
- the second cell selection and reselection parameter includes a second cell quality value threshold, a second cell received signal value threshold, a second cell quality value threshold offset value, a second cell received signal value threshold offset value, At least one of an access signal to noise ratio threshold, an offset value of an access signal to noise ratio threshold, a cell frequency priority level, a second cell forbidden access indication, a highly forbidden access indication, and a no-fly zone forbidden access indication.
- the second measurement related parameter includes a hysteresis parameter of the second A1 event, a threshold parameter of the second A1 event, a hysteresis parameter of the second A2 event, a threshold parameter of the second A2 event, a frequency offset of the second A3 event, Cell offset of the second A3 event, hysteresis parameter of the second A3 event, offset of the second A3 event, frequency offset of the second A4 event, cell offset of the second A4 event, hysteresis parameter of the second A4 event And at least one of a threshold parameter of the second A4 event, a second maximum number of cells, a second log measurement area, and a second time trigger parameter.
- the second radio link failure parameter includes a second out-of-step threshold.
- the second power control parameter includes at least one of a power of the second PDCCH, a power of the second PUSH on the subcarrier c, a desired received power of the second base station, and a second PRACH power control parameter.
- the air parameter configuration modifies the cell quality value threshold, the cell received signal value threshold, the offset value threshold of the cell quality value, and the offset value of the cell received signal value threshold, and increases the access signal to noise ratio threshold and the access signal.
- the offset value of the noise ratio threshold is a signal to noise ratio threshold that allows the flying terminal to access the cell
- the offset value of the access signal to noise ratio threshold is a signal to noise ratio that allows the flying terminal to access the cell.
- the offset value of the threshold is a signal to noise ratio threshold.
- the air parameter configuration increases the access signal to noise ratio in addition to the value of the cell quality value threshold, the cell received signal value threshold, the offset value of the cell quality value threshold, and the offset value of the cell received signal value threshold.
- the threshold and the offset value of the access signal to noise ratio threshold are used to ensure that the flight terminal can select the best cell to camp when performing a new S criterion to select a suitable cell for camping.
- Srxlev is the cell selection received signal level value
- Squal is the cell selection quality value
- S SINR is the cell selection signal to noise ratio
- Q rxlevmeas is the cell measurement received signal level value
- Q qualmeas is the cell measurement quality value
- Q SINRmeas is the cell measurement.
- SNR, Q rxlevmin received signal value to a cell threshold value, Q qualmin cell quality values to a threshold value, Q SINRmin SNR threshold value for the access, Q rxlevminoffest receive a bias signal value to a cell threshold value, Q qualminoffest quality value for the cell
- the offset value of the threshold, Q SINRminoffest is the offset value of the access signal to noise ratio threshold
- Pcompensation is the power compensation.
- the air parameter configuration modifies the cell forbidden access indication, and increases the no-fly zone forbidden access indication and the highly forbidden access indication.
- the forbidden zone forbidden access indication is used to indicate that the flight terminal located in the no-fly zone prohibits access to the cell
- the altitude prohibition access indication is used to indicate that the flight terminal exceeding the altitude threshold prohibits access to the cell.
- the air parameter configuration modifies the value of the cell barring access indication, so that the cell barring access indication can also be used to indicate that the flight terminal is prohibited from accessing.
- the air parameter configuration also increases the forbidden zone forbidden access indication and the highly forbidden access indication to prohibit access to the network equipment in the no-fly zone, and prohibits access to the network device when the flight altitude is below the legal altitude.
- the air parameter configuration increases the cell frequency priority level.
- the cell frequency priority level is used to indicate a cell access priority level corresponding to each cell frequency when the flight terminal selects or reselects a cell.
- the air parameter configuration can also increase the cell frequency priority level, so that the flight terminal can preferentially select a cell with a suitable frequency for access.
- the air parameter configuration modifies the tracking area list.
- the coverage area of the cell is divided into a plurality of discontinuous blocks, that is, the coverage area of the cell is more fragmented, and the flight terminal can measure more cells in the air, so the flight The terminal can measure more tracking areas, so the tracking area list needs to be modified to accommodate more tracking areas.
- the air parameter configuration modifies the hysteresis parameter of the modified A1 event, the threshold parameter of the A1 event, the hysteresis parameter of the A2 event, the threshold parameter of the A2 event, the frequency offset of the A3 event, the cell offset of the A3 event, and the hysteresis of the A3 event.
- the coverage area of the cell is divided into a plurality of discontinuous blocks, that is, the coverage area of the cell is more fragmented, the flight terminal is more likely to fly away from the continuous coverage area, and the A1 event is more easily triggered.
- A2 events, A3 events, and A4 events it is necessary to modify the hysteresis parameter of the A1 event, the threshold parameter of the A1 event, the hysteresis parameter of the A2 event, the threshold parameter of the A2 event, the frequency offset of the A3 event, the cell offset of the A3 event, the hysteresis parameter of the A3 event, and the A3 event.
- Offset frequency offset of A4 event, cell offset of A4 event, hysteresis parameter of A4 event, threshold parameter of A4 event, time-triggered parameter, etc., to avoid frequent triggering of A1 event, A2 event, A3 event, and A4 event.
- the air parameter configuration modifies the maximum number of reported cells.
- the flight terminal can measure more cells in the air. Therefore, the air parameter configuration needs to modify the maximum number of reported cells, and report the measurement results of more cells to ensure the integrity of the measured cells and avoid switching. failure.
- the air parameter configuration modifies the log measurement area.
- the flight terminal can measure more cells in the air. Accordingly, the number of areas in which the flight terminal needs to perform log measurement is correspondingly increased. Therefore, the air parameter configuration needs to modify the log measurement area to ensure the flight terminal. The monitoring is more precise.
- the air parameter configuration modifies the out-of-step threshold.
- the wireless terminal receives relatively large interference from the wireless signal, which is prone to the problem of wireless link failure.
- the wireless link fails, data transmission is interrupted and data throughput is reduced. Therefore, in order to reduce the probability of occurrence of a radio link failure, it is necessary to modify the out-of-step threshold in the radio link failure parameter.
- the air parameter configuration modifies the power of the PDCCH, the power of the PUSH on the subcarrier c, the expected received power of the base station, and the PRACH power control parameters.
- the embodiment of the present application provides a second method for selecting a parameter configuration.
- the parameter selection configuration of the embodiment of the present application includes the following steps:
- the flight terminal measures the environment to obtain a state parameter.
- S202 The flight terminal generates a status indication according to the status parameter.
- the flight terminal sends a status indication to the network device. Accordingly, the network device receives a status indication sent by the flight terminal. Wherein the status indication is used to indicate a flight status of the flight terminal;
- the network device selects a target parameter configuration from a plurality of parameter configurations according to the status indication.
- the multiple parameter configurations include at least a first parameter configuration and a second parameter configuration.
- S205 A target parameter configuration sent by the network device to the flight terminal. Accordingly, the flight terminal receives the target parameter configuration transmitted by the network device.
- the target parameter configuration is carried in the air interface message. If the connection status of the flight terminal relative to the network device is an idle state, the air interface message is a broadcast message. If the connection status of the flight terminal with respect to the network device is a connected state, the air interface message is an RRC message, where the RRC message is an RRC connection setup message or an RRC connection reconfiguration message.
- the flight terminal configures the flight terminal by using the target parameter configuration.
- the embodiment shown in FIG. 4 is different from the embodiment shown in FIG. 3 in that, in the embodiment shown in FIG. 4, the network device sends the target parameter configuration to the flight terminal, and the flight terminal receives the After the target parameters are configured, the current configuration is updated to the target parameter configuration.
- the network device sends the indication information to the flight terminal, and after receiving the indication information, the flight terminal selects the target parameter configuration according to the indication information, and then updates the current configuration to the target parameter configuration.
- the network device sends the indication information to the flight terminal, and after receiving the indication information, the flight terminal selects the target parameter configuration according to the indication information, and then updates the current configuration to the target parameter configuration.
- the embodiment of the present application provides a third method for selecting a parameter configuration.
- the parameter selection configuration of the embodiment of the present application includes the following steps:
- the network device sends the multiple parameter configurations to the flight terminal by using an air interface message.
- the flight terminal receives the plurality of parameter configurations sent by the network device through the air interface information.
- the air interface message is a broadcast message. If the connection status of the flight terminal with respect to the network device is a connected state, the air interface message is an RRC message, where the RRC message is an RRC connection setup message or an RRC connection reconfiguration message.
- the flight terminal measures the flight environment to obtain a state parameter, wherein the state parameter includes at least one of a height, a number of neighboring cells, and a neighboring cell measurement value.
- the flight terminal determines the flight status of the flight terminal according to the state parameter.
- the flight terminal selects a target parameter configuration from a plurality of parameter configurations according to the flight state, wherein the multiple parameter configurations include at least a first parameter configuration and a second parameter configuration.
- the flight terminal configures the flight terminal by using the target parameter configuration.
- the embodiment shown in FIG. 5 differs from the embodiment shown in FIG. 3 and FIG. 4 in that the flight terminal determines the flight state of the flight terminal by itself through the state parameter, and configures from various parameters according to the flight state. Select the target parameter configuration. That is, the embodiment shown in FIG. 5 does not require a network device to participate in the process of selecting a target parameter configuration.
- the embodiment shown in FIG. 3 and related description please refer to the embodiment shown in FIG. 3 and related description, and details are not described herein again.
- the flight state of the flight terminal is divided into the ground and in the air.
- the selected target parameter is configured as a first parameter configuration
- the flight state of the flight terminal is in the air
- the selected target parameter is configured as a second parameter configuration.
- the flight state of the flight terminal can also be divided into ground, in the air, and in the sky.
- the selected target parameter When the flight state of the flight terminal is on the ground, the selected target parameter is configured as a first parameter configuration, and when the flight state of the flight terminal is in the air, the selected target parameter is configured as a second parameter configuration, when the flight terminal When the flight state is at a high altitude, the selected target parameter is configured as a third parameter configuration. It can be understood that the flight state of the flight terminal can also be divided into more layers, which are not specifically limited in the present invention.
- the flight terminal and the network device provided by the embodiments of the present application are described below, and the flight terminal 100 and the network device 200 shown in FIG. 6 and FIG. 7 respectively.
- the embodiment of the present application further provides a flight terminal 100.
- the flight terminal 100 of the embodiment of the present application includes at least a processor 101, a memory 102 (one or more computer readable storage media), a transmitter 103, a receiver 104, and an input and output system 105. These components can communicate over one or more communication buses 106.
- the input output system 105 is primarily used to implement interactive functions between the flight terminal 100 and the external environment.
- the input and output system 105 can include a sensor controller 1053.
- the sensor controller 1053 can be coupled to the condition monitoring component 1056.
- the condition monitoring component 1056 is configured to detect a flight state of the flight terminal to obtain a state parameter. For example, altitude, air pressure, acceleration of gravity, number of neighbors, neighboring measurements, and so on.
- the condition monitoring component 1056 can be a laser altimetry module capable of measuring the height of the flight terminal by the time of laser transmission; the state monitoring component 1056 can also be a global positioning system module capable of directly measuring the flight terminal through the satellite.
- the height of the state monitoring component 1056 can also be a barometric pressure measurement module or a gravitational acceleration measurement module or the like, capable of detecting the air pressure or gravitational acceleration of the flight terminal; the state monitoring component 1056 can also be a signal receiver through the vicinity of the flight terminal The signal is measured to obtain the number of neighbors and/or neighbor measurements of the flight terminal.
- the state monitoring component 1051 may also be other modules, such as a temperature detecting module, etc., which is not limited in this application.
- the input and output system 105 may further include a touch screen controller 1051 and an audio controller 1052, each of which may be coupled to a respective corresponding peripheral device (the touch screen 1054 and the audio circuit 1055).
- the processor 101 can be integrated to include: one or more CPUs, a clock module, and a power management module.
- the clock module is primarily used to generate the clocks required for data transfer and timing control for the processor 101.
- the power management module is primarily used to provide a stable, high accuracy voltage for the processor 101, the transmitter 103, the receiver 104, and the condition monitoring component 105, and the like.
- Memory 102 is coupled to processor 101 for storing various software programs and/or sets of instructions.
- memory 102 can include high speed random access memory, and can also include non-volatile memory, such as one or more magnetic disk storage devices, flash memory devices, or other non-volatile solid state storage devices.
- the memory 102 can store an operating system (hereinafter referred to as a system) such as an embedded operating system such as ANDROID, IOS, WINDOWS, or LINUX.
- the memory 102 can also store status parameters detected by the status monitoring component. For example, altitude, air pressure, acceleration of gravity, number of neighbors, neighboring measurements, and so on.
- the memory 102 can also be used to store state parameters detected by the condition monitoring component 105, and to store various parameter configurations or target parameter configurations transmitted by the network device to configure the flight terminal so that the flight terminal operates at a suitable level. status.
- Transmitter 103 and receiver 104 are used to transmit and receive radio frequency signals, respectively. That is, the transmitter 103 communicates with the communication network and other communication devices via radio frequency signals, and the receiver 104 communicates with the communication network and other communication devices via radio frequency signals.
- the transmitter 103 and the receiver 104 may be separately provided or integrated. When the transmitter 103 and the receiver 104 are integrally provided, they may be referred to as a communication module, a transceiver or a radio frequency module or the like.
- the transmitter 103 and the receiver 104 may each adopt a single antenna, a dual antenna or an antenna array, etc., thereby forming a simple input simple output (SISO), a single input multiple output (simple input multiple output). , SIMO), multiple input simple output (MISO), and multiple input multiple output (MIMO) and other implementations.
- SISO simple input simple output
- MISO multiple input multiple output
- MIMO multiple input multiple output
- the embodiment of the present application further provides a network device 200.
- the network device 200 of the embodiment of the present application includes at least a processor 201, a memory 202 (one or more computer readable storage media), a transmitter 203, and a receiver 204. These components can communicate over one or more communication buses 205.
- the processor 201 has powerful computing capabilities and is capable of performing operations quickly.
- the processor 201 performs overall monitoring of the network device 200 by executing or executing software programs and/or modules stored in the memory 202, as well as invoking data stored in the memory 202, performing various functions and processing data of the network device 200. .
- Memory 202 is coupled to processor 201 for storing various software programs and/or sets of instructions.
- memory 202 can include high speed random access memory, and can also include non-volatile memory, such as one or more magnetic disk storage devices, flash memory devices, or other non-volatile solid state storage devices.
- the memory 202 can also store state parameters transmitted by the flight terminal, such as altitude, air pressure, gravitational acceleration, number of neighbors, neighborhood measurements, and the like.
- the memory 102 can also be used to store a variety of parameter configurations, wherein the parameter configuration can be used to configure the flight terminal to operate the flight terminal in a suitable state.
- Transmitter 103 and receiver 104 are used to transmit and receive radio frequency signals, respectively. That is, the transmitter 103 communicates with the communication network and other communication devices via radio frequency signals, and the receiver 104 communicates with the communication network and other communication devices via radio frequency signals.
- the transmitter 103 and the receiver 104 may be separately provided or integrated. When the transmitter 103 and the receiver 104 are integrally provided, they may be referred to as a communication module, a transceiver or a radio frequency module or the like.
- the transmitter 103 and the receiver 104 may each adopt a single antenna, a dual antenna or an antenna array, etc., thereby forming a simple input simple output (SISO), a single input multiple output (simple input multiple output). , SIMO), multiple input simple output (MISO), and multiple input multiple output (MIMO) and other implementations.
- SISO simple input simple output
- MISO multiple input multiple output
- MIMO multiple input multiple output
- the flight terminal 100 shown in FIG. 6 may be the flight terminal in all the foregoing method embodiments
- the network device 200 shown in FIG. 7 may be the network device in all the foregoing method embodiments.
- the cooperation relationship between the components in the flight terminal 100 and the components in the network device 200 in the embodiment of the present application is described in detail below with reference to the embodiment of FIG. 3.
- the condition monitoring component 1056 measures the environment to obtain state parameters.
- the state parameter may be at least one of altitude, air pressure, gravitational acceleration, number of neighbors, neighboring cell measurements, and special reference signals.
- For the content of the status parameter obtained by the status monitoring component 1056 please refer to the description of the related content in the embodiment shown in FIG. 3, and the description will not be repeated here.
- the status monitoring component 1056 sends the status parameters to the processor 101. Accordingly, processor 101 receives the status parameters sent by state monitoring component 1056 to processor 101.
- the processor 101 generates a status indication based on the status parameters.
- the status indication can be used to carry the status parameter, or to indicate the flight status of the flight terminal, for example, the flight terminal is on the ground or in the air.
- the status indication refer to the description of related content in the embodiment shown in FIG. 3, and the description is not extended here.
- the processor 101 sends a status indication to the transmitter 103. Accordingly, the transmitter 103 receives a status indication transmitted by the processor 101.
- the transmitter 103 sends a status indication to the receiver 204. Accordingly, receiver 204 receives a status indication transmitted by transmitter 103.
- the receiver 204 sends a status indication to the processor 201. Accordingly, processor 201 receives a status indication sent by receiver 204.
- the processor 201 determines the indication information according to the status indication.
- the indication information is used to indicate a target parameter configuration to be switched by the flight terminal, and the target parameter is configured as a first parameter configuration or a second parameter configuration.
- the indication information refer to the description of related content in the embodiment shown in FIG. 3, and the description is not further described herein.
- the processor 201 sends the indication information to the transmitter 203. Accordingly, the transmitter 203 receives the indication information transmitted by the processor 201.
- the transmitter 203 sends the indication information to the receiver 104. Accordingly, the receiver 104 receives the indication information transmitted by the transmitter 203.
- the receiver 104 sends the indication information to the processor 101. Accordingly, the processor 101 receives the indication information transmitted by the receiver 104.
- the processor 101 selects a target parameter configuration from a plurality of parameter configurations according to the indication information. For example, when the status indication is used to indicate that the flight terminal is on the ground, the indication information is used to indicate that the target parameter of the flight terminal to be switched is configured as a first parameter configuration; when the status indication is used to indicate a flight terminal When the information is in the air, the indication information is used to indicate that the target parameter to be switched by the flight terminal is configured as a second parameter configuration.
- the first parameter is configured as a ground parameter configuration
- the second parameter is configured as an air parameter configuration
- the ground parameter configuration is a parameter configuration according to a characteristic of a flight terminal on the ground.
- the air parameter configuration is a parameter configuration that is set according to characteristics of the flight terminal in the air.
- the processor 101 configures the flight terminal using the target parameter configuration.
- FIG. 9 is a schematic structural diagram of a communication terminal and a network device according to an embodiment of the present invention. As shown in FIG. 9, there may be a communication connection between the flight terminal 300 and the network device 400, such as a radio frequency connection, to enable data communication between the two. The description is expanded below.
- the flight terminal 300 of the embodiment of the present application includes: a receiving unit 301, a selecting unit 302, a configuration unit 303, a transmitting unit 304, and a storage unit 305.
- the receiving unit 301 is configured to receive indication information that is sent by the network device, where the indication information is used to indicate an identifier of a target parameter configuration that the flight terminal wants to switch;
- the selecting unit 302 is configured to select, according to the indication information, a parameter configuration corresponding to the identifier from a plurality of parameter configurations stored in the storage unit 304, where the multiple parameter configurations include at least a first parameter configuration. And a second parameter configuration;
- the configuration unit 303 is configured to configure the flight terminal using the target parameter configuration.
- the network device 400 of the embodiment of the present application includes: a receiving unit 401, a determining unit 402, and a sending unit 403.
- the receiving unit 401 is configured to receive a status indication sent by the flight terminal, where the status indication is used to indicate a flight status of the flight terminal;
- the determining unit 402 is configured to determine the indication information according to the status indication, where the indication information is used to indicate a target parameter configuration to be switched by the flight terminal, where the target parameter is configured as a first parameter configuration or a second parameter configuration;
- the transmitting unit 403 is used for the indication information sent to the flight terminal.
- FIG. 9 is a schematic structural diagram of a communication terminal and a network device according to an embodiment of the present invention. As shown in FIG. 9, there may be a communication connection between the flight terminal 300 and the network device 400, such as a radio frequency connection, to enable data communication between the two. The description is expanded below.
- FIG. 9 is a schematic structural diagram of a communication terminal and a network device according to an embodiment of the present invention. As shown in FIG. 9, there may be a communication connection between the flight terminal 300 and the network device 400, such as a radio frequency connection, to enable data communication between the two. The description is expanded below.
- the flight terminal 500 of the embodiment of the present application includes: a receiving unit 501, an updating unit 502, a configuration unit 503, a transmitting unit 504, and a storage unit 505.
- the receiving unit 501 is configured to receive a target parameter configuration that is sent by the network device according to the flight state of the flight terminal, where the target parameter configuration includes a first parameter configuration or a second parameter configuration;
- the updating unit 502 is configured to update the current parameter configuration to the target parameter configuration
- the configuration unit 503 is configured to configure the flight terminal using the target parameter configuration.
- the network device 600 of the embodiment of the present application includes: a receiving unit 601, a determining unit 602, and a sending unit 603.
- the receiving unit 601 is configured to receive a status indication sent by the flight terminal, where the status indication is used to indicate a flight status of the flight terminal;
- the determining unit 602 is configured to determine, according to the status indication, a target parameter configuration corresponding to the flight state, where the target parameter configuration includes a first parameter configuration or a second parameter configuration;
- the sending unit 603 is configured to send a target parameter configuration to the flight terminal.
- an embodiment of the present invention further provides a communication system, where the communication system includes a flight terminal and a network device.
- the communication system may be the communication system shown in FIG. 9, the flight terminal may be a flight terminal 300, and the network device may be the network device 400.
- the flight terminal may be the flight terminal 100 described in the embodiment of FIG. 6, and the network device may be the network device 200 described in the embodiment of FIG.
- the communication system may be the communication system shown in FIG. 10, the flight terminal may be a flight terminal 500, and the network device may be the network device 600.
- the flight terminal may be the flight terminal 100 described in the embodiment of FIG. 6, and the network device may be the network device 200 described in the embodiment of FIG.
- embodiments of the present invention can be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment, or a combination of software and hardware. Moreover, the present invention can take the form of a computer program product embodied on one or more computer-usable storage media (including but not limited to disk storage and optical storage, etc.) including computer usable program code.
- the computer program instructions can also be stored in a computer readable memory that can direct a computer or other programmable data processing device to operate in a particular manner, such that the instructions stored in the computer readable memory produce an article of manufacture comprising the instruction device.
- the apparatus implements the functions specified in one or more blocks of a flow or a flow and/or block diagram of the flowchart.
- These computer program instructions can also be loaded onto a computer or other programmable data processing device such that a series of operational steps are performed on a computer or other programmable device to produce computer-implemented processing for execution on a computer or other programmable device.
- the instructions provide steps for implementing the functions specified in one or more of the flow or in a block or blocks of a flow diagram.
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Abstract
Description
Claims (49)
- 一种测量报告上报的方法,其特征在于,包括如下步骤:飞行终端接收网络设备发送的高度阈值和邻区个数阈值中的一个或者多个;飞行终端根据所述高度阈值和邻区个数阈值中的一个或者多个确定是否上报测量结果。
- 根据权利要求1所述的方法,其特征在于,飞行终端根据所述高度阈值和邻区个数阈值中的一个或者多个确定是否上报测量结果包括:在飞行终端的情况满足以下:高度处于特殊状态和邻小区个数处于特殊状态中的一个或者多个的情况下,所述飞行终端确定上报测量结果,其中,所述高度处于特殊状态是所述高度大于第一高度阈值或者所述高度小于第二高度阈值,所述邻小区个数处于特殊状态是所述邻小区个数大于第一邻区个数阈值或者所述邻小区个数小于第二邻区个数阈值,当所述飞行终端接收到网络发送的高度阈值时,所述测量结果包括高度。
- 根据权利要求1或2所述的方法,其特征在于,所述高度阈值还用于确定所述飞行终端在空中还是在地面;所述邻区个数阈值还用于确定所述飞行终端在空中还是在地面。
- 根据权利要求1至3任一权利要求所述的方法,其特征在于,所述高度阈值和邻区个数阈值中的一个或者多个被承载于无线资源控制RRC连接重配置消息中。
- 一种测量报告上报的方法,其特征在于,包括如下步骤:网络设备向飞行终端发送高度阈值和邻区个数阈值中的一个或者多个;在飞行终端的情况满足以下:高度处于特殊状态和邻小区个数处于特殊状态中的一个或者多个的情况下,所述网络设备接收所述飞行终端发送的测量报告,其中,所述高度处于特殊状态是所述高度大于第一高度阈值或者所述高度小于第二高度阈值,所述邻小区个数处于特殊状态是所述邻小区个数大于第一邻区个数阈值或者所述邻小区个数小于第二邻区个数阈值;其中,当网络设备向飞行终端发送高度阈值时,所述测量报告还包括高度。
- 根据权利要求5所述的方法,其特征在于,所述高度阈值还用于确定所述飞行终端在空中还是在地面;所述邻区个数阈值还用于确定所述飞行终端在空中还是在地面。
- 根据权利要求5或6所述的方法,其特征在于,所述高度阈值和邻区个数阈值中的一个或者多个被承载于无线资源控制RRC连接重配置消息中。
- 一种飞行终端,其特征在于,包括接收模块以及确定模块,所述接收模块用于接收网络设备发送的高度阈值和邻区个数阈值中的一个或者多个;所述确定模块用于根据所述高度阈值和邻区个数阈值中的一个或者多个确定是否上报测量结果。
- 根据权利要求8所述的飞行终端,其特征在于,所述确定模块用于在飞行终端的情况满足以下:高度处于特殊状态和邻小区个数处于 特殊状态中的一个或者多个的情况下,所述飞行终端确定上报测量结果,其中,所述高度处于特殊状态是所述高度大于第一高度阈值或者所述高度小于第二高度阈值,所述邻小区个数处于特殊状态是所述邻小区个数大于第一邻区个数阈值或者所述邻小区个数小于第二邻区个数阈值,当所述飞行终端接收到网络发送的高度阈值时,所述测量结果包括高度。
- 根据权利要求8或9所述的飞行终端,其特征在于,所述高度阈值还用于确定所述飞行终端在空中还是在地面;所述邻区个数阈值还用于确定所述飞行终端在空中还是在地面。
- 根据权利要求8至10任一权利要求所述的飞行终端,其特征在于,所述高度阈值和邻区个数阈值中的一个或者多个被承载于无线资源控制RRC连接重配置消息中。
- 一种网络设备,其特征在于,包括接收模块以及发送模块:所述发送模块用于向飞行终端发送高度阈值和邻区个数阈值中的一个或者多个;所述接收模块用于在飞行终端的情况满足以下:高度处于特殊状态和邻小区个数处于特殊状态中的一个或者多个的情况下,所述网络设备接收所述飞行终端发送的测量报告,其中,所述高度处于特殊状态是所述高度大于第一高度阈值或者所述高度小于第二高度阈值,所述邻小区个数处于特殊状态是所述邻小区个数大于第一邻区个数阈值或者所述邻小区个数小于第二邻区个数阈值;其中,当网络设备向飞行终端发送高度阈值时,所述测量报告还包括高度。
- 根据权利要求12所述的网络设备,其特征在于,所述高度阈值还用于确定所述飞行终端在空中还是在地面;所述邻区个数阈值还用于确定所述飞行终端在空中还是在地面。
- 根据权利要求12或13所述的网络设备,其特征在于,所述高度阈值和邻区个数阈值中的一个或者多个被承载于无线资源控制RRC连接重配置消息中。
- 一种飞行终端,其特征在于,包括耦合的处理器和接收器,所述接收器用于接收网络设备发送的高度阈值和邻区个数阈值中的一个或者多个;所述处理器用于根据所述高度阈值和邻区个数阈值中的一个或者多个确定是否上报测量结果。
- 根据权利要求15所述的飞行终端,其特征在于,所述处理器用于在飞行终端的情况满足以下:高度处于特殊状态和邻小区个数处于特殊状态中的一个或者多个的情况下,所述飞行终端确定上报测量结果,其中,所述高度处于特殊状态是所述高度大于第一高度阈值或者所述高度小于第二高度阈值,所述邻小区个数处于特殊状态是所述邻小区个数大于第一邻区个数阈值或者所述邻小区个数小于第二邻区个数阈值,当所述飞行终端接收到网络发送的高度阈值时,所述测量结果包括高度。
- 根据权利要求15或16所述的飞行终端,其特征在于,所述高度阈值还用于确定所述飞行终端在空中还是在地面;所述邻区个数阈值还用于确定所述飞行终端在空中还是在地面。
- 根据权利要求15至17任一权利要求所述的飞行终端,其特征在于,所述高度阈值和邻区个数阈值中的一个或者多个被承载于无线资源控制RRC连接重配置消息中。
- 一种网络设备,其特征在于,包括接收器和发送器:所述发送器用于向飞行终端发送高度阈值和邻区个数阈值中的一个或者多个;所述接收器用于在飞行终端的情况满足以下:高度处于特殊状态和邻小区个数处于特殊状态中的一个或者多个的情况下,所述网络设备接收所述飞行终端发送的测量报告,其中,所述高度处于特殊状态是所述高度大于第一高度阈值或者所述高度小于第二高度阈值,所述邻小区个数处于特殊状态是所述邻小区个数大于第一邻区个数阈值或者所述邻小区个数小于第二邻区个数阈值;其中,当网络设备向飞行终端发送高度阈值时,所述测量报告还包括高度。
- 根据权利要求19所述的网络设备,其特征在于,所述高度阈值还用于确定所述飞行终端在空中还是在地面;所述邻区个数阈值还用于确定所述飞行终端在空中还是在地面。
- 根据权利要求19或20所述的网络设备,其特征在于,所述高度阈值和邻区个数阈值中的一个或者多个被承载于无线资源控制RRC连接重配置消息中。
- 一种计算机存储介质,其特征在于,所述非瞬态存储介质存储有程序,所述程序被处理器执行时实现如权利要求1至21任一权利要求所述的方法。
- 一种通讯系统,其特征在于,包括网络设备以及飞行终端,其中,所述网络设备与所述飞行终端之间能够进行通讯,其中,当所述飞行终端为如权利要求8-11任一权利要求所述的飞行终端时,所述网络设备为如权利要求12-14任一权利要求所述的网络设备;或者,当所述飞行终端为如权利要求15-18任一权利要求所述的飞行终端时,所述网络设备为如权利要求19-21任一权利要求所述的网络设备。
- 一种选择参数配置的方法,其特征在于,包括如下步骤:飞行终端接收网络设备发送的指示信息,其中,所述指示信息用于指示所述飞行终端要切换的目标参数配置的标识;飞行终端根据所述指示信息从多种参数配置中选择与所述标识对应的参数配置作为目标参数配置,其中,所述多种参数配置至少包括第一参数配置以及第二参数配置;飞行终端使用所述目标参数配置对所述飞行终端进行配置。
- 根据权利要求24所述的方法,其特征在于,所述第一参数配置包括:第一小区选择与重选参数、第一跟踪区列表、第一测量相关参数、第一无线链路失败参数以及第一功控参数中的至少一个;其中,第一小区选择与重选参数包括:第一小区质量值阈值、第一小区接收信号值阈值、第一小区质量值阈值的偏置值第一小区接收信号值阈值的偏置值以及第一小区禁止接入指示中的至少一个;第一测量相关参数包括:第一A1事件的迟滞参数、第一A1事件的门限参数、第一A2事件的迟滞参数、第一A2事件的门限参数、第一A3事件的频率偏移、第一A3事件的小区偏置、第一A3事件的迟滞参数、第一A3事件的偏置、第一A4事件的频率偏移、第 一A4事件的小区偏置、第一A4事件的迟滞参数、第一A4事件的门限参数、第一最大小区个数、第一日志测量区域以及第一时间触发参数中的至少一个;第一无线链路失败参数包括:第一失步门限;第一功控参数包括:第一PDCCH的功率、第一PUSH在子载波c上的功率、第一基站期望接收功率以及第一PRACH功控参数中的至少一个。
- 根据权利要求24所述的方法,其特征在于,所述第二参数配置包括:第二小区选择与重选参数、第二跟踪区列表、第二测量相关参数、第二无线链路失败参数以及第二功控参数中的至少一个;其中,第二小区选择与重选参数包括:第二小区质量值阈值、第二小区接收信号值阈值、第二小区质量值阈值的偏置值、第二小区接收信号值阈值的偏置值、接入信噪比阈值、接入信噪比阈值的偏置值、小区频率优先级别、第二小区禁止接入指示、高度禁止接入指示以及禁飞区禁止接入指示中的至少一个;其中,所述接入信噪比阈值为允许所述飞行终端接入小区的最低信噪比,所述接入信噪比阈值的偏置值为允许所述飞行终端接入小区的最低信噪比的偏置值,所述小区频率优先级别用于指示在所述飞行终端选择或者重选小区时,不同的小区频率各自对应的小区接入优先级别,所述高度禁止接入指示用于指示超过高度阈值的飞行终端禁止接入小区,所述禁飞区禁止接入指示用于指示位于禁飞区的飞行终端禁止接入小区;第二测量相关参数包括:第二A1事件的迟滞参数、第二A1事件的门限参数、第二A2事件的迟滞参数、第二A2事件的门限参数、第二A3事件的频率偏移、第二A3事件的小区偏置、第二A3事件的迟滞参数、第二A3事件的偏置、第二A4事件的频率偏移、第二A4事件的小区偏置、第二A4事件的迟滞参数、第二A4事件的门限参数、第二最大小区个数、第二日志测量区域以及第二时间触发参数中的至少一个;第二无线链路失败参数包括:第二失步门限;第二功控参数包括:第二PDCCH的功率、第二PUSH在子载波c上的功率、第二基站期望接收功率以及第二PRACH功控参数中的至少一个。
- 一种选择参数配置的方法,其特征在于,包括如下步骤:网络设备接收飞行终端发送的状态指示,其中,所述状态指示用于指示所述飞行终端的飞行状态;网络设备根据所述状态指示确定指示信息,其中,所述指示信息用于指示所述飞行终端要切换的目标参数配置,所述目标参数配置为第一参数配置或者第二参数配置;网络设备向所述飞行终端发送的指示信息。
- 根据权利要求27所述的方法,其特征在于,所述第一参数配置包括:第一小区选择与重选参数、第一跟踪区列表、第一测量相关参数、第一无线链路失败参数以及第一功控参数中的至少一个;其中,第一小区选择与重选参数包括:第一小区质量值阈值、第一小区接收信号值阈值、第一小区质量值阈值的偏置值、第一小区接收信号值阈值的偏置值以及第一小区禁止接入指示中的至少一个;第一测量相关参数包括:第一A1事件的迟滞参数、第一A1事件的门限参数、第一 A2事件的迟滞参数、第一A2事件的门限参数、第一A3事件的频率偏移、第一A3事件的小区偏置、第一A3事件的迟滞参数、第一A3事件的偏置、第一A4事件的频率偏移、第一A4事件的小区偏置、第一A4事件的迟滞参数、第一A4事件的门限参数、第一最大小区个数、第一日志测量区域以及第一时间触发参数中的至少一个;第一无线链路失败参数包括:第一失步门限;第一功控参数包括:第一PDCCH的功率、第一PUSH在子载波c上的功率、第一基站期望接收功率以及第一PRACH功控参数中的至少一个。
- 根据权利要求27所述的方法,其特征在于,所述第二参数配置包括:第二小区选择与重选参数、第二跟踪区列表、第二测量相关参数、第二无线链路失败参数以及第二功控参数中的至少一个;其中,第二小区选择与重选参数包括:第二小区质量值阈值、第二小区接收信号值阈值、第二小区质量值阈值的偏置值以及第二小区接收信号值阈值的偏置值、接入信噪比阈值、接入信噪比阈值的偏置值、小区频率优先级别、第二小区禁止接入指示、高度禁止接入指示以及禁飞区禁止接入指示中的至少一个;其中,所述接入信噪比阈值为允许所述飞行终端接入小区的最低信噪比,所述接入信噪比阈值的偏置值为允许所述飞行终端接入小区的最低信噪比的偏置值,所述小区频率优先级别用于指示在所述飞行终端选择或者重选小区时,不同的小区频率各自对应的小区接入优先级别,所述高度禁止接入指示用于指示超过高度阈值的飞行终端禁止接入小区,所述禁飞区禁止接入指示用于指示位于禁飞区的飞行终端禁止接入小区;第二测量相关参数包括:第二A1事件的迟滞参数、第二A1事件的门限参数、第二A2事件的迟滞参数、第二A2事件的门限参数、第二A3事件的频率偏移、第二A3事件的小区偏置、第二A3事件的迟滞参数、第二A3事件的偏置、第二A4事件的频率偏移、第二A4事件的小区偏置、第二A4事件的迟滞参数、第二A4事件的门限参数、第二最大小区个数、第二日志测量区域以及第二时间触发参数中的至少一个;第二无线链路失败参数包括:第二失步门限;第二功控参数包括:第二PDCCH的功率、第二PUSH在子载波c上的功率、第二基站期望接收功率以及第二PRACH功控参数中的至少一个。
- 一种选择参数配置的方法,其特征在于,包括如下步骤:飞行终端接收网络设备根据所述飞行终端的飞行状态发送的目标参数配置,其中,所述目标参数配置包括第一参数配置或者第二参数配置;飞行终端将当前参数配置更新为目标参数配置;飞行终端使用所述目标参数配置对所述飞行终端进行配置。
- 根据权利要求30所述的方法,其特征在于,所述第一参数配置包括:第一小区选择与重选参数、第一跟踪区列表、第一测量相关参数、第一无线链路失败参数以及第一功控参数中的至少一个;其中,第一小区选择与重选参数包括:第一小区质量值阈值、第一小区接收信号值阈值、第一小区质量值阈值的偏置值、第一小区接收信号值阈值的偏置值以及第一小区禁止接入指示中的至少一个;第一测量相关参数包括:第一A1事件的迟滞参数、第一A1事件的门限参数、第一A2事件的迟滞参数、第一A2事件的门限参数、第一A3事件的频率偏移、第一A3事件的小区偏置、第一A3事件的迟滞参数、第一A3事件的偏置、第一A4事件的频率偏移、第一A4事件的小区偏置、第一A4事件的迟滞参数、第一A4事件的门限参数、第一最大小区个数、第一日志测量区域以及第一时间触发参数中的至少一个;第一无线链路失败参数包括:第一失步门限;第一功控参数包括:第一PDCCH的功率、第一PUSH在子载波c上的功率、第一基站期望接收功率以及第一PRACH功控参数中的至少一个。
- 根据权利要求30述的方法,其特征在于,所述第二参数配置包括:第二小区选择与重选参数、第二跟踪区列表、第二测量相关参数、第二无线链路失败参数以及第二功控参数中的至少一个;其中,第二小区选择与重选参数包括:第二小区质量值阈值、第二小区接收信号值阈值、第二小区质量值阈值的偏置值、第二小区接收信号值阈值的偏置值、接入信噪比阈值、接入信噪比阈值的偏置值、小区频率优先级别、第二小区禁止接入指示、高度禁止接入指示以及禁飞区禁止接入指示中的至少一个;其中,所述接入信噪比阈值为允许所述飞行终端接入小区的最低信噪比,所述接入信噪比阈值的偏置值为允许所述飞行终端接入小区的最低信噪比的偏置值,所述小区频率优先级别用于指示在所述飞行终端选择或者重选小区时,不同的小区频率各自对应的小区接入优先级别,所述高度禁止接入指示用于指示超过高度阈值的飞行终端禁止接入小区,所述禁飞区禁止接入指示用于指示位于禁飞区的飞行终端禁止接入小区;第二测量相关参数包括:第二A1事件的迟滞参数、第二A1事件的门限参数、第二A2事件的迟滞参数、第二A2事件的门限参数、第二A3事件的频率偏移、第二A3事件的小区偏置、第二A3事件的迟滞参数、第二A3事件的偏置、第二A4事件的频率偏移、第二A4事件的小区偏置、第二A4事件的迟滞参数、第二A4事件的门限参数、第二最大小区个数、第二日志测量区域以及第二时间触发参数中的至少一个;第二无线链路失败参数包括:第二失步门限;第二功控参数包括:第二PDCCH的功率、第二PUSH在子载波c上的功率、第二基站期望接收功率以及第二PRACH功控参数中的至少一个。
- 一种选择参数配置的方法,其特征在于,包括如下步骤:网络设备接收飞行终端发送的状态指示,其中,所述状态指示用于指示飞行终端的飞行状态;网络设备根据所述状态指示确定与所述飞行状态对应的目标参数配置,其中,所述目标参数配置包括第一参数配置或第二参数配置;网络设备向所述飞行终端发送所述目标参数配置。
- 根据权利要求33所述的方法,其特征在于,所述第一参数配置包括:第一小区选择与重选参数、第一跟踪区列表、第一测量相关参数、第一无线链路失败参数以及第一功控参数中的至少一个;其中,第一小区选择与重选参数包括:第一小区质量值阈值、第一小区接收信号值阈值、第 一小区质量值阈值的偏置值、第一小区接收信号值阈值的偏置值以及第一小区禁止接入指示中的至少一个;第一测量相关参数包括:第一A1事件的迟滞参数、第一A1事件的门限参数、第一A2事件的迟滞参数、第一A2事件的门限参数、第一A3事件的频率偏移、第一A3事件的小区偏置、第一A3事件的迟滞参数、第一A3事件的偏置、第一A4事件的频率偏移、第一A4事件的小区偏置、第一A4事件的迟滞参数、第一A4事件的门限参数、第一最大小区个数、第一日志测量区域以及第一时间触发参数中的至少一个;第一无线链路失败参数包括:第一失步门限;第一功控参数包括:第一PDCCH的功率、第一PUSH在子载波c上的功率、第一基站期望接收功率以及第一PRACH功控参数中的至少一个。
- 根据权利要求33所述的方法,其特征在于,所述第二参数配置包括:第二小区选择与重选参数、第二跟踪区列表、第二测量相关参数、第二无线链路失败参数以及第二功控参数中的至少一个;其中,第二小区选择与重选参数包括:第二小区质量值阈值、第二小区接收信号值阈值、第二小区质量值阈值的偏置值以及第二小区接收信号值阈值的偏置值、接入信噪比阈值、接入信噪比阈值的偏置值、小区频率优先级别、第二小区禁止接入指示、高度禁止接入指示以及禁飞区禁止接入指示中的至少一个;其中,所述接入信噪比阈值为允许所述飞行终端接入小区的最低信噪比,所述接入信噪比阈值的偏置值为允许所述飞行终端接入小区的最低信噪比的偏置值,所述小区频率优先级别用于指示在所述飞行终端选择或者重选小区时,不同的小区频率各自对应的小区接入优先级别,所述高度禁止接入指示用于指示超过高度阈值的飞行终端禁止接入小区,所述禁飞区禁止接入指示用于指示位于禁飞区的飞行终端禁止接入小区;第二测量相关参数包括:第二A1事件的迟滞参数、第二A1事件的门限参数、第二A2事件的迟滞参数、第二A2事件的门限参数、第二A3事件的频率偏移、第二A3事件的小区偏置、第二A3事件的迟滞参数、第二A3事件的偏置、第二A4事件的频率偏移、第二A4事件的小区偏置、第二A4事件的迟滞参数、第二A4事件的门限参数、第二最大小区个数、第二日志测量区域以及第二时间触发参数中的至少一个;第二无线链路失败参数包括:第二失步门限;第二功控参数包括:第二PDCCH的功率、第二PUSH在子载波c上的功率、第二基站期望接收功率以及第二PRACH功控参数中的至少一个。
- 一种飞行终端,其特征在于,包括耦合的处理器和接收器,所述接收器用于接收网络设备发送的指示信息,其中,所述指示信息用于指示所述飞行终端要切换的目标参数配置的标识;所述处理器用于根据所述指示信息从多种参数配置中选择与所述标识对应的参数配置作为目标参数配置,其中,所述多种参数配置至少包括第一参数配置以及第二参数配置;所述处理器用于使用所述目标参数配置对所述飞行终端进行配置。
- 根据权利要求36所述的飞行终端,其特征在于,所述第一参数配置包括:第一小区选择与重选参数、第一跟踪区列表、第一测量相关参数、第一无线链路失败参数以及第 一功控参数中的至少一个;其中,第一小区选择与重选参数包括:第一小区质量值阈值、第一小区接收信号值阈值、第一小区质量值阈值的偏置值第一小区接收信号值阈值的偏置值以及第一小区禁止接入指示中的至少一个;第一测量相关参数包括:第一A1事件的迟滞参数、第一A1事件的门限参数、第一A2事件的迟滞参数、第一A2事件的门限参数、第一A3事件的频率偏移、第一A3事件的小区偏置、第一A3事件的迟滞参数、第一A3事件的偏置、第一A4事件的频率偏移、第一A4事件的小区偏置、第一A4事件的迟滞参数、第一A4事件的门限参数、第一最大小区个数、第一日志测量区域以及第一时间触发参数中的至少一个;第一无线链路失败参数包括:第一失步门限;第一功控参数包括:第一PDCCH的功率、第一PUSH在子载波c上的功率、第一基站期望接收功率以及第一PRACH功控参数中的至少一个。
- 根据权利要求36所述的飞行终端,其特征在于,所述第二参数配置包括:第二小区选择与重选参数、第二跟踪区列表、第二测量相关参数、第二无线链路失败参数以及第二功控参数中的至少一个;其中,第二小区选择与重选参数包括:第二小区质量值阈值、第二小区接收信号值阈值、第二小区质量值阈值的偏置值、第二小区接收信号值阈值的偏置值、接入信噪比阈值、接入信噪比阈值的偏置值、小区频率优先级别、第二小区禁止接入指示、高度禁止接入指示以及禁飞区禁止接入指示中的至少一个;其中,所述接入信噪比阈值为允许所述飞行终端接入小区的最低信噪比,所述接入信噪比阈值的偏置值为允许所述飞行终端接入小区的最低信噪比的偏置值,所述小区频率优先级别用于指示在所述飞行终端选择或者重选小区时,不同的小区频率各自对应的小区接入优先级别,所述高度禁止接入指示用于指示超过高度阈值的飞行终端禁止接入小区,所述禁飞区禁止接入指示用于指示位于禁飞区的飞行终端禁止接入小区;第二测量相关参数包括:第二A1事件的迟滞参数、第二A1事件的门限参数、第二A2事件的迟滞参数、第二A2事件的门限参数、第二A3事件的频率偏移、第二A3事件的小区偏置、第二A3事件的迟滞参数、第二A3事件的偏置、第二A4事件的频率偏移、第二A4事件的小区偏置、第二A4事件的迟滞参数、第二A4事件的门限参数、第二最大小区个数、第二日志测量区域以及第二时间触发参数中的至少一个;第二无线链路失败参数包括:第二失步门限;第二功控参数包括:第二PDCCH的功率、第二PUSH在子载波c上的功率、第二基站期望接收功率以及第二PRACH功控参数中的至少一个。
- 一种网络设备,其特征在于,包括耦合的处理器和接收器、发射器,所述接收器用于接收飞行终端发送的状态指示,其中,所述状态指示用于指示所述飞行终端的飞行状态;所述处理器用于根据所述状态指示确定指示信息,其中,所述指示信息用于指示所述飞行终端要切换的目标参数配置,所述目标参数配置为第一参数配置或者第二参数配置;所述发射器用于向所述飞行终端发送的指示信息。
- 根据权利要求39所述的网络设备,其特征在于,所述第一参数配置包括:第一小区选择与重选参数、第一跟踪区列表、第一测量相关参数、第一无线链路失败参数以及第一功控参数中的至少一个;其中,第一小区选择与重选参数包括:第一小区质量值阈值、第一小区接收信号值阈值、第一小区质量值阈值的偏置值、第一小区接收信号值阈值的偏置值以及第一小区禁止接入指示中的至少一个;第一测量相关参数包括:第一A1事件的迟滞参数、第一A1事件的门限参数、第一A2事件的迟滞参数、第一A2事件的门限参数、第一A3事件的频率偏移、第一A3事件的小区偏置、第一A3事件的迟滞参数、第一A3事件的偏置、第一A4事件的频率偏移、第一A4事件的小区偏置、第一A4事件的迟滞参数、第一A4事件的门限参数、第一最大小区个数、第一日志测量区域以及第一时间触发参数中的至少一个;第一无线链路失败参数包括:第一失步门限;第一功控参数包括:第一PDCCH的功率、第一PUSH在子载波c上的功率、第一基站期望接收功率以及第一PRACH功控参数中的至少一个。
- 根据权利要求39所述的网络设备,其特征在于,所述第二参数配置包括:第二小区选择与重选参数、第二跟踪区列表、第二测量相关参数、第二无线链路失败参数以及第二功控参数中的至少一个;其中,第二小区选择与重选参数包括:第二小区质量值阈值、第二小区接收信号值阈值、第二小区质量值阈值的偏置值以及第二小区接收信号值阈值的偏置值、接入信噪比阈值、接入信噪比阈值的偏置值、小区频率优先级别、第二小区禁止接入指示、高度禁止接入指示以及禁飞区禁止接入指示中的至少一个;其中,所述接入信噪比阈值为允许所述飞行终端接入小区的最低信噪比,所述接入信噪比阈值的偏置值为允许所述飞行终端接入小区的最低信噪比的偏置值,所述小区频率优先级别用于指示在所述飞行终端选择或者重选小区时,不同的小区频率各自对应的小区接入优先级别,所述高度禁止接入指示用于指示超过高度阈值的飞行终端禁止接入小区,所述禁飞区禁止接入指示用于指示位于禁飞区的飞行终端禁止接入小区;第二测量相关参数包括:第二A1事件的迟滞参数、第二A1事件的门限参数、第二A2事件的迟滞参数、第二A2事件的门限参数、第二A3事件的频率偏移、第二A3事件的小区偏置、第二A3事件的迟滞参数、第二A3事件的偏置、第二A4事件的频率偏移、第二A4事件的小区偏置、第二A4事件的迟滞参数、第二A4事件的门限参数、第二最大小区个数、第二日志测量区域以及第二时间触发参数中的至少一个;第二无线链路失败参数包括:第二失步门限;第二功控参数包括:第二PDCCH的功率、第二PUSH在子载波c上的功率、第二基站期望接收功率以及第二PRACH功控参数中的至少一个。
- 一种飞行终端,其特征在于,包括耦合的处理器和接收器,所述接收器用于接收网络设备根据所述飞行终端的飞行状态发送的目标参数配置,其中,所述目标参数配置包括第一参数配置或者第二参数配置;所述处理器用于将当前参数配置更新为目标参数配置;所述处理器用于使用所述目标参数配置对所述飞行终端进行配置。
- 根据权利要求42所述的飞行终端,其特征在于,所述第一参数配置包括:第一小区选择与重选参数、第一跟踪区列表、第一测量相关参数、第一无线链路失败参数以及第一功控参数中的至少一个;其中,第一小区选择与重选参数包括:第一小区质量值阈值、第一小区接收信号值阈值、第一小区质量值阈值的偏置值第一小区接收信号值阈值的偏置值以及第一小区禁止接入指示中的至少一个;第一测量相关参数包括:第一A1事件的迟滞参数、第一A1事件的门限参数、第一A2事件的迟滞参数、第一A2事件的门限参数、第一A3事件的频率偏移、第一A3事件的小区偏置、第一A3事件的迟滞参数、第一A3事件的偏置、第一A4事件的频率偏移、第一A4事件的小区偏置、第一A4事件的迟滞参数、第一A4事件的门限参数、第一最大小区个数、第一日志测量区域以及第一时间触发参数中的至少一个;第一无线链路失败参数包括:第一失步门限;第一功控参数包括:第一PDCCH的功率、第一PUSH在子载波c上的功率、第一基站期望接收功率以及第一PRACH功控参数中的至少一个。
- 根据权利要求42所述的飞行终端,其特征在于,所述第二参数配置包括:第二小区选择与重选参数、第二跟踪区列表、第二测量相关参数、第二无线链路失败参数以及第二功控参数中的至少一个;其中,第二小区选择与重选参数包括:第二小区质量值阈值、第二小区接收信号值阈值、第二小区质量值阈值的偏置值、第二小区接收信号值阈值的偏置值、接入信噪比阈值、接入信噪比阈值的偏置值、小区频率优先级别、第二小区禁止接入指示、高度禁止接入指示以及禁飞区禁止接入指示中的至少一个;其中,所述接入信噪比阈值为允许所述飞行终端接入小区的最低信噪比,所述接入信噪比阈值的偏置值为允许所述飞行终端接入小区的最低信噪比的偏置值,所述小区频率优先级别用于指示在所述飞行终端选择或者重选小区时,不同的小区频率各自对应的小区接入优先级别,所述高度禁止接入指示用于指示超过高度阈值的飞行终端禁止接入小区,所述禁飞区禁止接入指示用于指示位于禁飞区的飞行终端禁止接入小区;第二测量相关参数包括:第二A1事件的迟滞参数、第二A1事件的门限参数、第二A2事件的迟滞参数、第二A2事件的门限参数、第二A3事件的频率偏移、第二A3事件的小区偏置、第二A3事件的迟滞参数、第二A3事件的偏置、第二A4事件的频率偏移、第二A4事件的小区偏置、第二A4事件的迟滞参数、第二A4事件的门限参数、第二最大小区个数、第二日志测量区域以及第二时间触发参数中的至少一个;第二无线链路失败参数包括:第二失步门限;第二功控参数包括:第二PDCCH的功率、第二PUSH在子载波c上的功率、第二基站期望接收功率以及第二PRACH功控参数中的至少一个。
- 一种网络设备,其特征在于,包括耦合的处理器和接收器、发射器,所述接收器用于接收飞行终端发送的状态指示,其中,所述状态指示用于指示飞行终端的飞行状态;所述处理器用于根据所述状态指示确定与所述飞行状态对应的目标参数配置,其中,所述目标参数配置包括第一参数配置或第二参数配置;所述发射器用于向所述飞行终端发送所述目标参数配置。
- 根据权利要求45所述的网络设备,其特征在于,所述第一参数配置包括:第一小区选择与重选参数、第一跟踪区列表、第一测量相关参数、第一无线链路失败参数以及第一功控参数中的至少一个;其中,第一小区选择与重选参数包括:第一小区质量值阈值、第一小区接收信号值阈值、第一小区质量值阈值的偏置值、第一小区接收信号值阈值的偏置值以及第一小区禁止接入指示中的至少一个;第一测量相关参数包括:第一A1事件的迟滞参数、第一A1事件的门限参数、第一A2事件的迟滞参数、第一A2事件的门限参数、第一A3事件的频率偏移、第一A3事件的小区偏置、第一A3事件的迟滞参数、第一A3事件的偏置、第一A4事件的频率偏移、第一A4事件的小区偏置、第一A4事件的迟滞参数、第一A4事件的门限参数、第一最大小区个数、第一日志测量区域以及第一时间触发参数中的至少一个;第一无线链路失败参数包括:第一失步门限;第一功控参数包括:第一PDCCH的功率、第一PUSH在子载波c上的功率、第一基站期望接收功率以及第一PRACH功控参数中的至少一个。
- 根据权利要求45所述的网络设备,其特征在于,所述第二参数配置包括:第二小区选择与重选参数、第二跟踪区列表、第二测量相关参数、第二无线链路失败参数以及第二功控参数中的至少一个;其中,第二小区选择与重选参数包括:第二小区质量值阈值、第二小区接收信号值阈值、第二小区质量值阈值的偏置值以及第二小区接收信号值阈值的偏置值、接入信噪比阈值、接入信噪比阈值的偏置值、小区频率优先级别、第二小区禁止接入指示、高度禁止接入指示以及禁飞区禁止接入指示中的至少一个;其中,所述接入信噪比阈值为允许所述飞行终端接入小区的最低信噪比,所述接入信噪比阈值的偏置值为允许所述飞行终端接入小区的最低信噪比的偏置值,所述小区频率优先级别用于指示在所述飞行终端选择或者重选小区时,不同的小区频率各自对应的小区接入优先级别,所述高度禁止接入指示用于指示超过高度阈值的飞行终端禁止接入小区,所述禁飞区禁止接入指示用于指示位于禁飞区的飞行终端禁止接入小区;第二测量相关参数包括:第二A1事件的迟滞参数、第二A1事件的门限参数、第二A2事件的迟滞参数、第二A2事件的门限参数、第二A3事件的频率偏移、第二A3事件的小区偏置、第二A3事件的迟滞参数、第二A3事件的偏置、第二A4事件的频率偏移、第二A4事件的小区偏置、第二A4事件的迟滞参数、第二A4事件的门限参数、第二最大小区个数、第二日志测量区域以及第二时间触发参数中的至少一个;第二无线链路失败参数包括:第二失步门限;第二功控参数包括:第二PDCCH的功率、第二PUSH在子载波c上的功率、第二基站期望接收功率以及第二PRACH功控参数中的至少一个。
- 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存储有计算机 程序,所述计算机程序被处理器执行时实现如权利要求25至47任一权利要求所述的方法。
- 一种通讯系统,其特征在于,包括网络设备以及飞行终端,其中,所述网络设备与所述飞行终端之间能够进行通讯,其中,当所述飞行终端为如权利要求36-38任一权利要求所述的飞行终端时,所述网络设备为如权利要求39-41任一权利要求所述的网络设备;或者,当所述飞行终端为如权利要求41-43任一权利要求所述的飞行终端时,所述网络设备为如权利要求44-47任一权利要求所述的网络设备。
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- 2018-06-29 WO PCT/CN2018/093731 patent/WO2019001573A1/zh unknown
- 2018-06-29 BR BR112019027856-7A patent/BR112019027856A2/pt not_active IP Right Cessation
- 2018-06-29 EP EP18823799.4A patent/EP3637732A1/en not_active Withdrawn
- 2018-06-29 JP JP2019572649A patent/JP6935520B2/ja active Active
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2019
- 2019-12-27 US US16/728,806 patent/US20200137646A1/en not_active Abandoned
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US20200137646A1 (en) | 2020-04-30 |
KR102288110B1 (ko) | 2021-08-09 |
CN109218344A (zh) | 2019-01-15 |
BR112019027856A2 (pt) | 2020-07-07 |
JP2020526135A (ja) | 2020-08-27 |
EP3637732A4 (en) | 2020-04-15 |
KR20200019737A (ko) | 2020-02-24 |
EP3637732A1 (en) | 2020-04-15 |
CN109218344B (zh) | 2021-11-09 |
JP6935520B2 (ja) | 2021-09-15 |
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