CN116684018A - Information sending and receiving method, terminal and network side equipment - Google Patents
Information sending and receiving method, terminal and network side equipment Download PDFInfo
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- CN116684018A CN116684018A CN202210163851.2A CN202210163851A CN116684018A CN 116684018 A CN116684018 A CN 116684018A CN 202210163851 A CN202210163851 A CN 202210163851A CN 116684018 A CN116684018 A CN 116684018A
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- 238000005259 measurement Methods 0.000 claims abstract description 133
- 238000005070 sampling Methods 0.000 claims description 17
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000004891 communication Methods 0.000 abstract description 34
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/373—Predicting channel quality or other radio frequency [RF] parameters
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/382—Monitoring; Testing of propagation channels for resource allocation, admission control or handover
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
Abstract
The embodiment of the application discloses an information sending and receiving method, a terminal and network side equipment, belonging to the technical field of communication, wherein the information sending method comprises the following steps: the terminal reports the capability information for measuring Doppler; the terminal receives configuration information and performs Doppler measurement according to the configuration information; the configuration information is determined by the network side equipment according to the capability information.
Description
Technical Field
The application belongs to the technical field of communication, and particularly relates to an information sending and receiving method, a terminal and network side equipment.
Background
In a high-speed scenario, since the channel change rate is fast, the conventional channel state information (Channel State Information, CSI) feedback cannot keep pace with the time variation of the channel, and in general, the channel has changed significantly before the new CSI feedback, so that the network side device expects the terminal to feed back the doppler information of the channel, thereby performing channel prediction. The network side equipment can configure the terminal to perform Doppler measurement, but communication problems are usually easy to be caused by unreasonable configuration, and the performance of a communication system is affected.
Disclosure of Invention
The embodiment of the application provides an information sending and receiving method, a terminal and network side equipment, which can solve the problem of unreasonable configuration information for configuring the terminal to perform Doppler measurement.
In a first aspect, there is provided an information transmission method, including: the terminal reports the capability information for measuring Doppler; the terminal receives configuration information and performs Doppler measurement according to the configuration information; the configuration information is determined by the network side equipment according to the capability information.
In a second aspect, there is provided an information receiving method including: the network side equipment receives the Doppler measurement capability information of the terminal; the network side equipment sends configuration information; the configuration information is used for Doppler measurement by the terminal; the configuration information is determined by the network side equipment according to the capability information.
In a third aspect, there is provided an information transmitting apparatus including: the sending module is used for reporting the capability information for measuring Doppler; the receiving module is used for receiving the configuration information and carrying out Doppler measurement according to the configuration information; the configuration information is determined by the network side equipment according to the capability information.
In a fourth aspect, there is provided an information receiving apparatus including: the receiving module is used for receiving the Doppler measurement capability information of the terminal; the sending module is used for sending the configuration information; the configuration information is used for Doppler measurement by the terminal; the configuration information is determined by the device based on the capability information.
In a fifth aspect, there is provided a terminal comprising a processor and a memory storing a program or instructions executable on the processor, which when executed by the processor, implement the steps of the method as described in the first aspect.
A sixth aspect provides a terminal, including a processor and a communication interface, where the communication interface is configured to report capability information for measuring doppler; receiving configuration information and carrying out Doppler measurement according to the configuration information; the configuration information is determined by the network side equipment according to the capability information.
In a seventh aspect, a network side device is provided, comprising a processor and a memory storing a program or instructions executable on the processor, which when executed by the processor, implement the steps of the method as described in the second aspect.
An eighth aspect provides a network side device, including a processor and a communication interface, where the communication interface is configured to receive capability information of a terminal for measuring doppler; transmitting configuration information; the configuration information is used for Doppler measurement by the terminal; the configuration information is determined by the device based on the capability information.
In a ninth aspect, there is provided an information transmitting and receiving system comprising: a terminal operable to perform the steps of the method as described in the first aspect, and a network side device operable to perform the steps of the method as described in the second aspect.
In a tenth aspect, there is provided a readable storage medium having stored thereon a program or instructions which when executed by a processor, performs the steps of the method according to the first aspect or performs the steps of the method according to the second aspect.
In an eleventh aspect, there is provided a chip comprising a processor and a communication interface, the communication interface and the processor being coupled, the processor being for running a program or instructions, implementing the steps of the method as described in the first aspect, or implementing the steps of the method as described in the second aspect.
In a twelfth aspect, there is provided a computer program/program product stored in a storage medium, the computer program/program product being executed by at least one processor to implement the steps of the method as described in the first aspect or to implement the steps of the method as described in the second aspect.
In the embodiment of the application, the terminal reports the capability information for measuring Doppler, the network side equipment sends configuration information to the terminal according to the capability information reported by the terminal, the terminal receives the configuration information and performs Doppler measurement according to the configuration information, and the configuration information is determined by the network side equipment according to the capability information for measuring Doppler of the terminal, so that the problem that the configuration information for Doppler measurement is unreasonable due to the configuration of the terminal is solved, the reasonable Doppler measurement of the terminal is facilitated, and the reporting cost is reduced; and the network side equipment is also beneficial to channel estimation according to Doppler information measured by the terminal, and the performance of a communication system is improved.
Drawings
Fig. 1 is a schematic diagram of a wireless communication system according to an embodiment of the present application;
fig. 2 is a schematic flow chart of an information transmission method according to an embodiment of the present application;
Fig. 3 is a schematic flow chart of an information receiving method according to an embodiment of the present application;
fig. 4 is a schematic structural view of an information transmitting apparatus according to an embodiment of the present application;
fig. 5 is a schematic structural view of an information receiving apparatus according to an embodiment of the present application;
fig. 6 is a schematic structural view of a communication device according to an embodiment of the present application;
fig. 7 is a schematic structural view of a terminal according to an embodiment of the present application;
fig. 8 is a schematic structural diagram of a network side device according to an embodiment of the present application.
Detailed Description
The technical solutions of the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which are derived by a person skilled in the art based on the embodiments of the application, fall within the scope of protection of the application.
The terms first, second and the like in the description and in the claims, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the application are capable of operation in sequences other than those illustrated or otherwise described herein, and that the "first" and "second" distinguishing between objects generally are not limited in number to the extent that the first object may, for example, be one or more. Furthermore, in the description and claims, "and/or" means at least one of the connected objects, and the character "/" generally means a relationship in which the associated object is an "or" before and after.
It should be noted that the techniques described in the embodiments of the present application are not limited to long term evolution (Long Term Evolution, LTE)/LTE evolution (LTE-Advanced, LTE-a) systems, but may also be used in other wireless communication systems, such as code division multiple access (Code Division Multiple Access, CDMA), time division multiple access (Time Division Multiple Access, TDMA), frequency division multiple access (Frequency Division Multiple Access, FDMA), orthogonal frequency division multiple access (Orthogonal Frequency Division Multiple Access, OFDMA), single carrier frequency division multiple access (Single-carrier Frequency Division Multiple Access, SC-FDMA), and other systems. The terms "system" and "network" in embodiments of the application are often used interchangeably, and the techniques described may be used for both the above-mentioned systems and radio technologies, as well as other systems and radio technologies. The following description describes a New air interface (NR) system for purposes of example and uses NR terminology in much of the description that follows, but these techniques are also applicable to applications other than NR system applications, such as generation 6 (6) th Generation, 6G) communication system.
Fig. 1 shows a block diagram of a wireless communication system to which an embodiment of the present application is applicable. The wireless communication system includes a terminal 11 and a network device 12. The terminal 11 may be a mobile phone, a tablet (Tablet Personal Computer), a Laptop (Laptop Computer) or a terminal-side Device called a notebook, a personal digital assistant (Personal Digital Assistant, PDA), a palm top, a netbook, an ultra-mobile personal Computer (ultra-mobile personal Computer, UMPC), a mobile internet appliance (Mobile Internet Device, MID), an augmented reality (augmented reality, AR)/Virtual Reality (VR) Device, a robot, a Wearable Device (weather Device), a vehicle-mounted Device (VUE), a pedestrian terminal (PUE), a smart home (home Device with a wireless communication function, such as a refrigerator, a television, a washing machine, or a furniture), a game machine, a personal Computer (personal Computer, PC), a teller machine, or a self-service machine, and the Wearable Device includes: intelligent wrist-watch, intelligent bracelet, intelligent earphone, intelligent glasses, intelligent ornament (intelligent bracelet, intelligent ring, intelligent necklace, intelligent anklet, intelligent foot chain etc.), intelligent wrist strap, intelligent clothing etc.. It should be noted that the specific type of the terminal 11 is not limited in the embodiment of the present application. The network-side device 12 may comprise an access network device or core network device, wherein the access network device may also be referred to as a radio access network device, a radio access network (Radio Access Network, RAN), a radio access network function or a radio access network element. The access network device may include a base station, a WLAN access point, a WiFi node, or the like, where the base station may be referred to as a node B, an evolved node B (eNB), an access point, a base transceiver station (Base Transceiver Station, BTS), a radio base station, a radio transceiver, a basic service set (Basic Service Set, BSS), an extended service set (Extended Service Set, ESS), a home node B, a home evolved node B, a transmission receiving point (Transmitting Receiving Point, TRP), or some other suitable terminology in the field, and the base station is not limited to a specific technical vocabulary so long as the same technical effect is achieved, and it should be noted that in the embodiment of the present application, only the base station in the NR system is described by way of example, and the specific type of the base station is not limited.
The information sending and receiving methods provided by the embodiments of the present application are described in detail below with reference to the accompanying drawings through some embodiments and application scenarios thereof.
As shown in fig. 2, an embodiment of the present application provides an information transmission method 200 that can be performed by a terminal, in other words, by software or hardware installed in the terminal, the method including the following steps.
S202: and the terminal reports the capability information for measuring Doppler.
Optionally, the capability information for measuring doppler may include (or indicate) at least one of the following 1) to 9):
1) Whether measurement doppler is supported, the optional values may be: supported or unsupported. It will be appreciated that in this embodiment the terminal supports measuring doppler; in other embodiments, the terminal may also report that measurement doppler is not supported.
It can be understood that if the terminal supports measuring doppler, the network side device may configure a codebook related to doppler measurement through configuration information, or let the terminal perform an operation of doppler measurement; if the terminal does not support Doppler measurement, the network side equipment can configure a non-Doppler codebook through configuration information.
2) The number of calculated Doppler information is supported.
The number of Doppler information may include one of the following a) to c): a) The value of M, an optional value of M may be 1,2,4,6; b) Whether m=1 is supported or whether m=2 is supported, the optional value may be: supported or unsupported; c) Whether m=1 is supported or whether M >1 is supported, the optional value may be: supported or unsupported. In a) to c), M is a positive integer, corresponding to M doppler shifts for each angle-delay pair.
The Doppler information may include at least one of: doppler quadrature basis, doppler coefficient, doppler frequency shift, and the offset value of the strongest Doppler path.
3) Supporting the measured doppler range.
The doppler range supporting the measurement may include at least one of the following a) to c): a) How many channel state information Reference Signal (CSI-RS) resources are supported within one doppler measurement, optional values may include: 1,2,4,6,8, 12, 24, 32; b) The optional values may include how many time-domain sampling points are supported within one Doppler measurement: 2,4,6,8, 10, 12, 14, 16, etc.; c) The number of time domain sample points supported in addition to the time domain sample positions at which channel state information (Channel State Information, CSI) is measured, the optional values may include: 2,4,6,8, 10, 12, 14, 16, etc.
4) And supporting overdraw capability information.
The overdriving ability information includes at least one of the following a) to c): a) Whether overdriving is supported, the optional values may include: supported or unsupported; b) The supported multiples, optional values may include: 2,4,8; c) The number of ports supported by overdraw may be an optional value of all even numbers from 2 to 32. The specific value of the multiple supported in b) above may be agreed, so that the subsequent network side device may configure the subsequent measurement in the multiple supported by the terminal.
5) At most, the doppler of how many angle-delay pairs are supported for measurement, the optional values may be: 2,4,8, 12, 16, 24, 32, 48, 64.
6) Whether to support the configuration measurement window and the length of the measurement window, where the measurement window is used to measure doppler, and whether to support the configuration measurement window may be: the length of the measurement window may be 2 or 4, supported or unsupported.
7) The number of processors that can compute doppler simultaneously, the optional values can be 1,2,3,4,5,6,7,8, etc.
8) Whether Doppler measurements are supported across time slots, the optional values may be: supported or unsupported.
9) Whether doppler measurement within a time slot is supported, the optional values may be: supported or unsupported.
S204: the terminal receives the configuration information and performs Doppler measurement according to the configuration information; the configuration information is determined by the network side equipment according to the capability information.
The configuration information is used for Doppler measurement by the terminal, and the configuration information can comprise time domain resource information, frequency domain resource information, space domain resource information and the like.
In this embodiment, the configuration information is determined by the network side device according to the capability information, or the configuration information is sent by the network side device according to the capability information. For example, the capability information sent by the terminal includes supporting doppler measurement in the time slot, and the configuration information may configure the terminal to perform doppler measurement in the time slot; for another example, the capability information transmitted by the terminal includes a supported configuration measurement window and a supported measurement window length, and the configuration information may configure the measurement window and the terminal supports the measurement window length.
It can be understood that the channel can be divided into a space domain (angle domain), a frequency domain (time delay domain), a doppler domain (time domain), and the codebook in the related art does not consider the problem of the doppler domain. It will be appreciated that the sampling accuracy varies, as does the doppler resolution.
Optionally, after S204, the terminal may further report the measured doppler information, so that the network side device may further perform channel estimation according to the doppler information, thereby improving performance of the communication system.
According to the information sending method provided by the embodiment of the application, the terminal reports the capability information for measuring Doppler, the network side equipment sends the configuration information to the terminal according to the capability information reported by the terminal, and the terminal receives the configuration information and performs Doppler measurement according to the configuration information; and the network side equipment is also beneficial to channel estimation according to Doppler information measured by the terminal, and the performance of a communication system is improved.
Optionally, as an embodiment, the capability information reported by the terminal in S202 includes: codebook and measurement doppler combining capability information; or only capability information of doppler. For example, the terminal reports the combination of the capability and doppler capability information of the R16 or R17 codebook.
In this embodiment, the terminal may support reporting of capability information of measuring doppler alone, and may also report combined capability information of codebook and measuring doppler; the combining capability information may be two types, for example, one type of the combining capability information supports an R16 codebook, the other type of the combining capability information supports doppler measurement, and the combining capability information may correspond to two variables; another example could be to support an R16 codebook-doppler measurement, or to support an R18 doppler codebook, etc.
In this embodiment, the network side device may select, according to the capability information reported by the terminal, a method for reporting channel time domain information based on the codebook or reporting channel time domain information independent of the codebook, and corresponding configuration parameters, etc., and configure information required by the terminal. The channel time domain information may include at least one of: time domain correlation, doppler shift, doppler bias value, doppler quadrature base identity, coefficients, etc.
The information transmission method according to the embodiment of the present application is described in detail above with reference to fig. 2. An information receiving method according to another embodiment of the present application will be described in detail with reference to fig. 3. It will be appreciated that the interaction of the network side device with the terminal described from the network side device is the same as or corresponds to the description of the terminal side in the method shown in fig. 2, and the relevant description is omitted as appropriate to avoid repetition.
Fig. 3 is a schematic flow chart of an implementation of an information receiving method according to an embodiment of the present application, which can be applied to a network side device. As shown in fig. 3, the method 300 includes the following steps.
S302: the network side equipment receives the capability information of the terminal for measuring Doppler.
S304: the network side equipment sends configuration information; the configuration information is used for Doppler measurement by the terminal; the configuration information is determined by the network side equipment according to the capability information.
According to the information receiving method provided by the embodiment of the application, the network side equipment receives the Doppler measurement capability information of the terminal and sends the configuration information to the terminal according to the Doppler measurement capability information reported by the terminal, so that the terminal can perform Doppler measurement according to the configuration information; and the network side equipment is also beneficial to channel estimation according to Doppler information measured by the terminal, and the performance of a communication system is improved.
Optionally, as an embodiment, the capability information for measuring doppler includes at least one of the following 1) to 9):
1) Whether measurement doppler is supported.
2) The number of calculated Doppler information is supported.
3) Supporting the measured doppler range.
4) And supporting overdraw capability information.
5) At most, support is provided for measuring the doppler for how many angle-delay pairs.
6) Whether a measurement window for measuring doppler is configured and the length of the measurement window are supported.
7) The number of processors of the doppler can be calculated simultaneously.
8) Whether Doppler measurements across time slots are supported.
9) Whether Doppler measurements within a time slot are supported.
Optionally, as an embodiment, the number of doppler information includes one of the following 1) to 3): 1) M value; 2) Whether m=1 is supported or whether m=2 is supported; 3) Whether m=1 is supported or whether M >1 is supported; wherein M is a positive integer, and for each angle-delay pair, M Doppler shifts are corresponding.
Optionally, as an embodiment, the doppler information includes at least one of: doppler quadrature basis, doppler coefficient, doppler frequency shift, and the offset value of the strongest Doppler path.
Optionally, as an embodiment, the doppler range supporting measurement includes at least one of: how many CSI-RS resources are supported in one Doppler measurement; how many time domain sampling points are supported in one Doppler measurement; the number of time domain sampling points supported in addition to the time domain sampling positions at which CSI is measured.
Optionally, as an embodiment, the overdraw capability information includes at least one of: whether or not overdriving is supported; a multiple of support; the number of ports supported by overdraw.
Optionally, as an embodiment, the capability information includes: codebook and measurement doppler combining capability information; or only capability information of doppler.
Fig. 4 is a schematic structural diagram of an information transmission apparatus according to an embodiment of the present application, which may correspond to a terminal in other embodiments. As shown in fig. 4, the apparatus 400 includes the following modules.
A sending module 402, configured to report capability information for measuring doppler.
A receiving module 404, configured to receive configuration information and perform doppler measurement according to the configuration information; the configuration information is determined by the network side equipment according to the capability information.
According to the information sending device provided by the embodiment of the application, the sending module reports the capability information of Doppler measurement, the network side equipment sends the configuration information according to the reported capability information, the receiving module receives the configuration information and performs Doppler measurement according to the configuration information, and as the configuration information is determined by the network side equipment according to the capability information of Doppler measurement, the problem that the configuration information of Doppler measurement is unreasonable due to the configuration terminal is solved, the terminal is facilitated to reasonably perform Doppler measurement, and reporting cost is reduced; and the network side equipment is also beneficial to channel estimation according to Doppler information measured by the terminal, and the performance of a communication system is improved.
Optionally, as an embodiment, the capability information for measuring doppler includes at least one of the following 1) to 9):
1) Whether measurement doppler is supported.
2) The number of calculated Doppler information is supported.
3) Supporting the measured doppler range.
4) And supporting overdraw capability information.
5) At most, support is provided for measuring the doppler for how many angle-delay pairs.
6) Whether a measurement window for measuring doppler is configured and the length of the measurement window are supported.
7) The number of processors of the doppler can be calculated simultaneously.
8) Whether Doppler measurements across time slots are supported.
9) Whether Doppler measurements within a time slot are supported.
Optionally, as an embodiment, the number of doppler information includes one of the following 1) to 3): 1) M value; 2) Whether m=1 is supported or whether m=2 is supported; 3) Whether m=1 is supported or whether M >1 is supported; wherein M is a positive integer, and for each angle-delay pair, M Doppler shifts are corresponding.
Optionally, as an embodiment, the doppler information includes at least one of: doppler quadrature basis, doppler coefficient, doppler frequency shift, and the offset value of the strongest Doppler path.
Optionally, as an embodiment, the doppler range supporting measurement includes at least one of: how many CSI-RS resources are supported in one Doppler measurement; how many time domain sampling points are supported in one Doppler measurement; the number of time domain sampling points supported in addition to the time domain sampling positions at which the channel state information CSI is measured.
Optionally, as an embodiment, the overdraw capability information includes at least one of: whether or not overdriving is supported; a multiple of support; the number of ports supported by overdraw.
Optionally, as an embodiment, the capability information includes: codebook and measurement doppler combining capability information; or only capability information of doppler.
The apparatus 400 according to the embodiment of the present application may refer to the flow of the method 200 corresponding to the embodiment of the present application, and each unit/module in the apparatus 400 and the other operations and/or functions described above are respectively for implementing the corresponding flow in the method 200, and may achieve the same or equivalent technical effects, which are not described herein for brevity.
The information sending device in the embodiment of the application can be an electronic device, for example, an electronic device with an operating system, or can be a component in the electronic device, for example, an integrated circuit or a chip. The electronic device may be a terminal, or may be other devices than a terminal. By way of example, terminals may include, but are not limited to, the types of terminals 11 listed above, other devices may be servers, network attached storage (Network Attached Storage, NAS), etc., and embodiments of the application are not specifically limited.
Fig. 5 is a schematic structural diagram of an information receiving apparatus according to an embodiment of the present application, which may correspond to a network-side device in other embodiments. As shown in fig. 5, the apparatus 500 includes the following modules.
And the receiving module 502 is configured to receive capability information of the terminal for measuring doppler.
A sending module 504, configured to send configuration information; the configuration information is used for Doppler measurement by the terminal; the configuration information is determined by the device based on the capability information.
According to the information receiving device provided by the embodiment of the application, the receiving module receives the Doppler measurement capability information of the terminal, and the sending module sends the configuration information to the terminal according to the Doppler measurement capability information reported by the terminal, so that the terminal can perform Doppler measurement according to the configuration information; and the network side equipment is also beneficial to channel estimation according to Doppler information measured by the terminal, and the performance of a communication system is improved.
Optionally, as an embodiment, the capability information for measuring doppler includes at least one of the following 1) to 9):
1) Whether measurement doppler is supported.
2) The number of calculated Doppler information is supported.
3) Supporting the measured doppler range.
4) And supporting overdraw capability information.
5) At most, support is provided for measuring the doppler for how many angle-delay pairs.
6) Whether a measurement window for measuring doppler is configured and the length of the measurement window are supported.
7) The number of processors of the doppler can be calculated simultaneously.
8) Whether Doppler measurements across time slots are supported.
9) Whether Doppler measurements within a time slot are supported.
Optionally, as an embodiment, the number of doppler information includes one of the following 1) to 3): 1) M value; 2) Whether m=1 is supported or whether m=2 is supported; 3) Whether m=1 is supported or whether M >1 is supported; wherein M is a positive integer, and for each angle-delay pair, M Doppler shifts are corresponding.
Optionally, as an embodiment, the doppler information includes at least one of: doppler quadrature basis, doppler coefficient, doppler frequency shift, and the offset value of the strongest Doppler path.
Optionally, as an embodiment, the doppler range supporting measurement includes at least one of: how many CSI-RS resources are supported in one Doppler measurement; how many time domain sampling points are supported in one Doppler measurement; the number of time domain sampling points supported in addition to the time domain sampling positions at which the channel state information CSI is measured.
Optionally, as an embodiment, the overdraw capability information includes at least one of: whether or not overdriving is supported; a multiple of support; the number of ports supported by overdraw.
Optionally, as an embodiment, the capability information includes: codebook and measurement doppler combining capability information; or only capability information of doppler.
The apparatus 500 according to the embodiment of the present application may refer to the flow of the method 300 corresponding to the embodiment of the present application, and each unit/module in the apparatus 500 and the other operations and/or functions described above are respectively for implementing the corresponding flow in the method 300, and may achieve the same or equivalent technical effects, which are not described herein for brevity.
The information sending device provided by the embodiment of the application can realize each process realized by the method embodiment of fig. 2 and achieve the same technical effect, and in order to avoid repetition, the description is omitted here.
Optionally, as shown in fig. 6, the embodiment of the present application further provides a communication device 600, including a processor 601 and a memory 602, where the memory 602 stores a program or instructions that can be executed on the processor 601, for example, when the communication device 600 is a terminal, the program or instructions implement the steps of the above-mentioned embodiment of the information sending method when executed by the processor 601, and achieve the same technical effects. When the communication device 600 is a network side device, the program or the instruction, when executed by the processor 601, implements the steps of the above-described embodiment of the information receiving method, and the same technical effects can be achieved, so that repetition is avoided, and no further description is given here.
The embodiment of the application also provides a terminal which comprises a processor and a communication interface, wherein the communication interface is used for reporting the capability information of measuring Doppler; receiving configuration information and carrying out Doppler measurement according to the configuration information; the configuration information is determined by the network side equipment according to the capability information. The terminal embodiment corresponds to the terminal-side method embodiment, and each implementation process and implementation manner of the method embodiment can be applied to the terminal embodiment, and the same technical effects can be achieved. Specifically, fig. 7 is a schematic diagram of a hardware structure of a terminal for implementing an embodiment of the present application.
The terminal 700 includes, but is not limited to: at least some of the components of the radio frequency unit 701, the network module 702, the audio output unit 703, the input unit 704, the sensor 705, the display unit 706, the user input unit 707, the interface unit 708, the memory 709, and the processor 710.
Those skilled in the art will appreciate that the terminal 700 may further include a power source (e.g., a battery) for powering the various components, and that the power source may be logically coupled to the processor 710 via a power management system so as to perform functions such as managing charging, discharging, and power consumption via the power management system. The terminal structure shown in fig. 7 does not constitute a limitation of the terminal, and the terminal may include more or less components than shown, or may combine certain components, or may be arranged in different components, which will not be described in detail herein.
It should be appreciated that in embodiments of the present application, the input unit 704 may include a graphics processing unit (Graphics Processing Unit, GPU) 7041 and a microphone 7042, with the graphics processor 7041 processing image data of still pictures or video obtained by an image capturing device (e.g., a camera) in a video capturing mode or an image capturing mode. The display unit 706 may include a display panel 7061, and the display panel 7061 may be configured in the form of a liquid crystal display, an organic light emitting diode, or the like. The user input unit 707 includes at least one of a touch panel 7071 and other input devices 7072. The touch panel 7071 is also referred to as a touch screen. The touch panel 7071 may include two parts, a touch detection device and a touch controller. Other input devices 7072 may include, but are not limited to, a physical keyboard, function keys (e.g., volume control keys, switch keys, etc.), a trackball, a mouse, a joystick, and so forth, which are not described in detail herein.
In the embodiment of the present application, after receiving downlink data from a network side device, the radio frequency unit 701 may transmit the downlink data to the processor 710 for processing; in addition, the radio frequency unit 701 may send uplink data to the network side device. Typically, the radio unit 701 includes, but is not limited to, an antenna, an amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like.
The memory 709 may be used to store software programs or instructions and various data. The memory 709 may mainly include a first storage area storing programs or instructions and a second storage area storing data, wherein the first storage area may store an operating system, application programs or instructions (such as a sound playing function, an image playing function, etc.) required for at least one function, and the like. Further, the memory 709 may include volatile memory or nonvolatile memory, or the memory 709 may include both volatile and nonvolatile memory. The nonvolatile Memory may be a Read-Only Memory (ROM), a Programmable ROM (PROM), an Erasable PROM (EPROM), an Electrically Erasable EPROM (EEPROM), or a flash Memory. The volatile memory may be random access memory (Random Access Memory, RAM), static RAM (SRAM), dynamic RAM (DRAM), synchronous DRAM (SDRAM), double Data Rate SDRAM (ddr SDRAM), enhanced SDRAM (Enhanced SDRAM), synchronous DRAM (SLDRAM), and Direct RAM (DRRAM). Memory 709 in embodiments of the application includes, but is not limited to, these and any other suitable types of memory.
Processor 710 may include one or more processing units; optionally, processor 710 integrates an application processor that primarily processes operations involving an operating system, user interface, application programs, and the like, and a modem processor that primarily processes wireless communication signals, such as a baseband processor. It will be appreciated that the modem processor described above may not be integrated into the processor 710.
The radio frequency unit 701 may be configured to report capability information for measuring doppler; receiving configuration information and carrying out Doppler measurement according to the configuration information; the configuration information is determined by the network side equipment according to the capability information.
In the embodiment of the application, the terminal reports the capability information for measuring Doppler, the network side equipment sends configuration information to the terminal according to the capability information reported by the terminal, the terminal receives the configuration information and performs Doppler measurement according to the configuration information, and the configuration information is determined by the network side equipment according to the capability information for measuring Doppler of the terminal, so that the problem that the configuration information for Doppler measurement is unreasonable due to the configuration of the terminal is solved, the reasonable Doppler measurement of the terminal is facilitated, and the reporting cost is reduced; and the network side equipment is also beneficial to channel estimation according to Doppler information measured by the terminal, and the performance of a communication system is improved.
The terminal 700 provided in the embodiment of the present application may further implement each process of the above embodiment of the information sending method, and may achieve the same technical effects, so that repetition is avoided and no further description is given here.
The embodiment of the application also provides network side equipment which comprises a processor and a communication interface, wherein the communication interface is used for receiving the Doppler measurement capability information of the terminal; transmitting configuration information; the configuration information is used for Doppler measurement by the terminal; the configuration information is determined by the device based on the capability information. The network side device embodiment corresponds to the network side device method embodiment, and each implementation process and implementation manner of the method embodiment can be applied to the network side device embodiment, and the same technical effects can be achieved.
Specifically, the embodiment of the application also provides network side equipment. As shown in fig. 8, the network side device 800 includes: an antenna 81, a radio frequency device 82, a baseband device 83, a processor 84 and a memory 85. The antenna 81 is connected to a radio frequency device 82. In the uplink direction, the radio frequency device 82 receives information via the antenna 81, and transmits the received information to the baseband device 83 for processing. In the downlink direction, the baseband device 83 processes information to be transmitted, and transmits the processed information to the radio frequency device 82, and the radio frequency device 82 processes the received information and transmits the processed information through the antenna 81.
The method performed by the network side device in the above embodiment may be implemented in the baseband apparatus 83, and the baseband apparatus 83 includes a baseband processor.
The baseband device 83 may, for example, include at least one baseband board, where a plurality of chips are disposed, as shown in fig. 8, where one chip, for example, a baseband processor, is connected to the memory 85 through a bus interface, so as to call a program in the memory 85 to perform the network device operation shown in the above method embodiment.
The network-side device may also include a network interface 86, such as a common public radio interface (common public radio interface, CPRI).
Specifically, the network side device 800 of the embodiment of the present application further includes: instructions or programs stored in the memory 85 and executable on the processor 84, the processor 84 invokes the instructions or programs in the memory 85 to perform the method performed by the modules shown in fig. 5, and achieve the same technical effects, and are not repeated here.
The embodiment of the application also provides a readable storage medium, on which a program or an instruction is stored, which when executed by a processor, implements each process of the above information sending and receiving method embodiments, and can achieve the same technical effects, so that repetition is avoided, and no further description is given here.
Wherein the processor is a processor in the terminal described in the above embodiment. The readable storage medium includes computer readable storage medium such as computer readable memory ROM, random access memory RAM, magnetic or optical disk, etc.
The embodiment of the application further provides a chip, which comprises a processor and a communication interface, wherein the communication interface is coupled with the processor, and the processor is used for running programs or instructions to realize the processes of the information sending and receiving method embodiment, and can achieve the same technical effects, so that repetition is avoided, and the description is omitted here.
It should be understood that the chips referred to in the embodiments of the present application may also be referred to as system-on-chip chips, or the like.
The embodiments of the present application further provide a computer program/program product stored in a storage medium, where the computer program/program product is executed by at least one processor to implement the respective processes of the foregoing embodiments of the information sending and receiving methods, and achieve the same technical effects, and are not repeated herein.
The embodiment of the application also provides an information sending and receiving system, which comprises: the terminal can be used for executing the steps of the information sending method, and the network side device can be used for executing the steps of the information receiving method.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Furthermore, it should be noted that the scope of the methods and apparatus in the embodiments of the present application is not limited to performing the functions in the order shown or discussed, but may also include performing the functions in a substantially simultaneous manner or in an opposite order depending on the functions involved, e.g., the described methods may be performed in an order different from that described, and various steps may be added, omitted, or combined. Additionally, features described with reference to certain examples may be combined in other examples.
From the above description of the embodiments, it will be clear to those skilled in the art that the above-described embodiment method may be implemented by means of software plus a necessary general hardware platform, but of course may also be implemented by means of hardware, but in many cases the former is a preferred embodiment. Based on such understanding, the technical solution of the present application may be embodied essentially or in a part contributing to the prior art in the form of a computer software product stored in a storage medium (e.g. ROM/RAM, magnetic disk, optical disk) comprising instructions for causing a terminal (which may be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.) to perform the method according to the embodiments of the present application.
The embodiments of the present application have been described above with reference to the accompanying drawings, but the present application is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many forms may be made by those having ordinary skill in the art without departing from the spirit of the present application and the scope of the claims, which are to be protected by the present application.
Claims (21)
1. An information transmission method, comprising:
the terminal reports the capability information for measuring Doppler;
the terminal receives configuration information and performs Doppler measurement according to the configuration information; the configuration information is determined by the network side equipment according to the capability information.
2. The method of claim 1, wherein the capability information for measuring doppler comprises at least one of:
whether measurement doppler is supported;
supporting the number of the calculated Doppler information;
supporting a measured Doppler range;
supported overdraw capability information;
at most support doppler measurements for how many angle-delay pairs;
whether a measurement window is supported to be configured and the length of the measurement window is supported, wherein the measurement window is used for measuring Doppler;
The number of processors that can compute doppler simultaneously;
whether Doppler measurements across time slots are supported;
whether Doppler measurements within a time slot are supported.
3. The method of claim 2, wherein the number of doppler information comprises one of:
m value;
whether m=1 is supported or whether m=2 is supported;
whether m=1 is supported or whether M >1 is supported;
wherein M is a positive integer, and for each angle-delay pair, M Doppler shifts are corresponding.
4. A method according to claim 2 or 3, wherein the doppler information comprises at least one of: doppler quadrature basis, doppler coefficient, doppler frequency shift, and the offset value of the strongest Doppler path.
5. The method of claim 2, wherein the doppler range supporting the measurement comprises at least one of:
how many channel state information reference signal (CSI-RS) resources are supported in one Doppler measurement;
how many time domain sampling points are supported in one Doppler measurement;
the number of time domain sampling points supported in addition to the time domain sampling positions at which the channel state information CSI is measured.
6. The method of claim 2, wherein the overdraw capability information comprises at least one of:
Whether or not overdriving is supported;
a multiple of support;
the number of ports supported by overdraw.
7. The method of claim 1, wherein the capability information comprises:
codebook and measurement doppler combining capability information; or (b)
Only the capability information of doppler is measured.
8. An information receiving method, comprising:
the network side equipment receives the Doppler measurement capability information of the terminal;
the network side equipment sends configuration information; the configuration information is used for Doppler measurement by the terminal; the configuration information is determined by the network side equipment according to the capability information.
9. The method of claim 8, wherein the capability information for measuring doppler comprises at least one of:
whether measurement doppler is supported;
supporting the number of the calculated Doppler information;
supporting a measured Doppler range;
supported overdraw capability information;
at most support doppler measurements for how many angle-delay pairs;
whether a measurement window is supported to be configured and the length of the measurement window is supported, wherein the measurement window is used for measuring Doppler;
the number of processors that can compute doppler simultaneously;
whether Doppler measurements across time slots are supported;
Whether Doppler measurements within a time slot are supported.
10. The method of claim 9, wherein the number of doppler information comprises one of:
m value;
whether m=1 is supported or whether m=2 is supported;
whether m=1 is supported or whether M >1 is supported;
wherein M is a positive integer, and for each angle-delay pair, M Doppler shifts are corresponding.
11. The method according to claim 9 or 10, wherein the doppler information comprises at least one of: doppler quadrature basis, doppler coefficient, doppler frequency shift, and the offset value of the strongest Doppler path.
12. The method of claim 9, wherein the doppler range supporting the measurement comprises at least one of:
how many CSI-RS resources are supported in one Doppler measurement;
how many time domain sampling points are supported in one Doppler measurement;
the number of time domain sampling points supported in addition to the time domain sampling positions at which the channel state information CSI is measured.
13. The method of claim 9, wherein the overdraw capability information comprises at least one of:
whether or not overdriving is supported;
a multiple of support;
the number of ports supported by overdraw.
14. The method of claim 8, wherein the capability information comprises:
codebook and measurement doppler combining capability information; or (b)
Only the capability information of doppler is measured.
15. An information transmitting apparatus, comprising:
the sending module is used for reporting the capability information for measuring Doppler;
the receiving module is used for receiving the configuration information and carrying out Doppler measurement according to the configuration information; the configuration information is determined by the network side equipment according to the capability information.
16. The apparatus of claim 15, wherein the capability information for measuring doppler comprises at least one of:
whether measurement doppler is supported;
supporting the number of the calculated Doppler information;
supporting a measured Doppler range;
supported overdraw capability information;
at most support doppler measurements for how many angle-delay pairs;
whether a measurement window is supported to be configured and the length of the measurement window is supported, wherein the measurement window is used for measuring Doppler;
the number of processors that can compute doppler simultaneously;
whether Doppler measurements across time slots are supported;
whether Doppler measurements within a time slot are supported.
17. An information receiving apparatus, comprising:
The receiving module is used for receiving the Doppler measurement capability information of the terminal;
the sending module is used for sending the configuration information; the configuration information is used for Doppler measurement by the terminal; the configuration information is determined by the device based on the capability information.
18. The apparatus of claim 17, wherein the capability information for measuring doppler comprises at least one of:
whether measurement doppler is supported;
supporting the number of the calculated Doppler information;
supporting a measured Doppler range;
supported overdraw capability information;
at most support doppler measurements for how many angle-delay pairs;
whether a measurement window is supported to be configured and the length of the measurement window is supported, wherein the measurement window is used for measuring Doppler;
the number of processors that can compute doppler simultaneously;
whether Doppler measurements across time slots are supported;
whether Doppler measurements within a time slot are supported.
19. A terminal comprising a processor and a memory storing a program or instructions executable on the processor, which when executed by the processor, performs the steps of the method of any one of claims 1 to 7.
20. A network side device comprising a processor and a memory storing a program or instructions executable on the processor, which when executed by the processor, implement the steps of the method of any of claims 8 to 14.
21. A readable storage medium, characterized in that the readable storage medium has stored thereon a program or instructions which, when executed by a processor, implement the steps of the method according to any of claims 1 to 7 or the steps of the method according to any of claims 8 to 14.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210163851.2A CN116684018A (en) | 2022-02-22 | 2022-02-22 | Information sending and receiving method, terminal and network side equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210163851.2A CN116684018A (en) | 2022-02-22 | 2022-02-22 | Information sending and receiving method, terminal and network side equipment |
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