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CN-122028182-A - Information indication method, device and equipment

CN122028182ACN 122028182 ACN122028182 ACN 122028182ACN-122028182-A

Abstract

The application provides an information indication method, device and equipment, wherein the method comprises the steps that a first equipment indicates second information to a second equipment through first information and/or first signals, the second information is used for indicating at least one of the following steps of R2D transmission ending, PRDCH transmission ending, D2R transmission ending and PDRCH transmission ending, the first information comprises TBS information or TTI information, so that the second equipment can obtain second information related to transmission ending according to the detected first information and the first signals, the receiving and decoding of an A-IoT channel are completed, the indication problem of the transmission ending time of the A-IoT channel is solved, the A-IoT equipment and a reader can carry out A-IoT communication, the equipment can be prevented from carrying out long-time blind detection, the false alarm rate is reduced, and the power consumption of the equipment is reduced.

Inventors

  • REN XIAOTAO
  • WANG JIAQING
  • YANG MEIYING
  • LUO CHEN
  • SHEN SHULING
  • MA XINYU

Assignees

  • 大唐移动通信设备有限公司

Dates

Publication Date
20260512
Application Date
20241108

Claims (20)

  1. 1. An information indicating method, the method comprising: The first device indicates second information to the second device through the first information and/or the first signal, wherein the second information is used for indicating at least one of the end of transmission from the reader to the device R2D, the end of transmission from the physical reader to the device channel PRDCH, the end of transmission from the device to the reader D2R and the end of transmission from the physical device to the reader channel PDRCH; Wherein the first information includes: transport block size TBS information or transmission time interval TTI information; the first signal comprises any one of an R2D postamble, an R2D time acquisition signal and an R2D timing acquisition signal, or comprises any one of a D2R postamble, an D2R time acquisition signal and an D2R timing acquisition signal.
  2. 2. The method of claim 1, wherein the first device indicating the second information to the second device via the first signal comprises: The first device indicates the second information to the second device by at least one of a pattern of the first signal, a combination of high voltage transmissions and low voltage transmissions in the first signal, a length of time of the first signal.
  3. 3. The method of claim 1, wherein the step of determining the position of the substrate comprises, The TBS information is used to indicate the value or range of values of TBS or the TTI information is used to indicate the value or range of values of TTI.
  4. 4. The method of claim 3, wherein the step of, The value of the TBS or the value of the TTI is used for indicating the accurate second information, and the value range of the TBS or the value range of the TTI is used for indicating the rough second information; And/or the number of the groups of groups, In case the TBS information is used to indicate the numerical range of the TBS, or the TTI information is used to indicate the numerical range of the TTI, the first device also indicates accurate second information by means of said first signal.
  5. 5. A method according to claim 3, wherein the TBS value or range of values comprises any one of: the TBS information occupies 2 bits, and/or the value range of the TBS comprises any one of 128 bits, 256 bits, 512 bits and 1000 bits; the TBS information occupies 2 bits, and/or the value range of the TBS comprises any one of 20 bits, 96 bits, 400 bits and 1000 bits; The TBS information occupies 3 bits, and/or the value or the range of values of the TBS includes any one of 16 bits, 32 bits, 64 bits, 128 bits, 256 bits, 512 bits, 768 bits, 1000 bits; The TBS information occupies 4 bits, and/or the TBS information indicates the value or the value range of the TBS by taking 64 bits as indication granularity, wherein the minimum value or the value range of the TBS is 64 bits, and the maximum value or the value range of the TBS is 1000 bits; the TBS information occupies 5 bits, and/or the TBS information indicates the value or the value range of the TBS by taking 32 bits as indication granularity, wherein the minimum value or the value range of the TBS is 32 bits, and the maximum value or the value range of the TBS is 1000 bits; The TBS information occupies 6 bits, and/or the TBS information indicates the value or the value range of the TBS by taking 16 bits as indication granularity, wherein the minimum value or the value range of the TBS is 16 bits, and the maximum value or the value range of the TBS is 1000 bits.
  6. 6. The method of claim 3, wherein the step of, The value or the value range of the TBS is smaller than 64 bits, and the TBS information indicates the value or the value range of the TBS by taking 8 bits as indication granularity; Or alternatively The value or the value range of the TBS is larger than 64 bits and smaller than 256 bits, and the TBS information indicates the value or the value range of the TBS by taking 16 bits as indication granularity; Or alternatively The value or the value range of the TBS is larger than 256 bits, and the TBS information indicates the value or the value range of the TBS by taking 32 bits as indication granularity.
  7. 7. A method according to claim 3, wherein the value or range of values of the TTI comprises any one of: The TTI information occupies 2 bits, and/or the value range of the TTI comprises any one of 8 first units, 32 first units, 128 first units and 256 first units; the TTI information occupies 3 bits, and/or the value range of the TTI comprises any one of 4 first units, 8 first units, 16 first units, 32 first units, 64 first units, 128 first units, 256 first units; The TTI information occupies 4 bits, and/or indicates the value or the value range of the TTI by taking 16 first units as indication granularity, wherein the minimum value or the value range of the TTI is 2 first units, and the maximum value or the value range of the TTI is 256 first units; The TTI information occupies 5 bits, and/or the TTI information indicates the value or the value range of the TTI by taking 8 first units as indication granularity, wherein the minimum value or the value range of the TTI is 2 first units, and the maximum value or the value range of the TTI is 256 first units; The TTI information occupies 6 bits, and/or the TTI information indicates the value or the value range of the TTI by taking 4 first units as indication granularity, wherein the minimum value or the value range of the TTI is 2 first units, and the maximum value or the value range of the TTI is 256 first units; The TTI information occupies 6 bits, and/or the TTI information indicates the value or the value range of the TTI by taking 2 first units as indication granularity, wherein the minimum value or the value range of the TTI is 2 first units, and the maximum value or the value range of the TTI is 256 first units.
  8. 8. The method of claim 3, wherein the step of, When the value or the value range of the TTI is smaller than 32 first units, the TTI information indicates the value or the value range of the TTI information by taking 2 first units as indication granularity; Or alternatively The value or the value range of the TTI is larger than 32 first units and smaller than 128 first units, and the TTI information indicates the value or the value range of the TTI information by taking 4 first units as indication granularity; Or alternatively The value or the value range of the TTI is larger than 128 first units, and the TTI information indicates the value or the value range of the TTI by taking 8 first units as indication granularity.
  9. 9. The method of claim 1, wherein the first signal satisfies at least one of the following conditions: the pattern of the first signal is different from that of a preamble, wherein the preamble comprises an R2D preamble and/or a D2R preamble; the pattern of the first signal is different from the pattern of the middle guide, wherein the middle guide comprises an R2D middle guide and/or a D2R middle guide; The pattern of the first signal is different from the pattern of the start indication member; The pattern of the first signal is different from the pattern of the clock acquisition component; the pattern of the first signal is different from the pattern of PRDCH; The pattern of the first signal is different from the pattern of PDRCH; PRDCH do not include the same combination pattern of high voltage transmission and/or low voltage transmission as the first signal; PDRCH do not include the same combination pattern of high voltage transmission and/or low voltage transmission as the first signal; The pattern of the first signal and the pattern of the preamble are mutually orthogonal patterns or complementary patterns; The pattern of the first signal and the pattern of the middle conductor are mutually orthogonal patterns or complementary patterns; wherein the pattern of the first signal comprises at least one low voltage transmission and/or at least one high voltage transmission.
  10. 10. The method of claim 1, wherein the step of determining the position of the substrate comprises, The pattern of the first signal comprises at least 5 high voltage transmissions and/or low voltage transmissions, and a first low voltage transmission or a first high voltage transmission in the pattern of the first signal is a guard interval.
  11. 11. The method of claim 10, wherein the pattern of the first signal, in addition to the guard interval, comprises at least one of: at least 1 voltage transmission and at least 3 high voltage transmissions; at least 1 high voltage transmission and at least 3 low voltage transmissions; At least 2 low voltage transmissions and at least 3 high voltage transmissions; at least 2 low voltage transmissions and at least 4 high voltage transmissions; At least 2 low voltage transmissions and at least 5 high voltage transmissions At least 2 high voltage transmissions and at least 3 low voltage transmissions; At least 2 high voltage transmissions and at least 4 low voltage transmissions; At least 2 high voltage transmissions and at least 5 low voltage transmissions.
  12. 12. The method of claim 1, wherein the step of determining the position of the substrate comprises, The pattern of the first signal comprises at least 4 high voltage transmissions and/or low voltage transmissions.
  13. 13. The method of claim 12, wherein the pattern of the first signal comprises at least one of: at least 1 voltage transmission and at least 3 high voltage transmissions; at least 1 high voltage transmission and at least 3 low voltage transmissions; At least 2 low voltage transmissions and at least 3 high voltage transmissions; at least 2 low voltage transmissions and at least 4 high voltage transmissions; At least 2 low voltage transmissions and at least 5 high voltage transmissions At least 2 high voltage transmissions and at least 3 low voltage transmissions; At least 2 high voltage transmissions and at least 4 low voltage transmissions; At least 2 high voltage transmissions and at least 5 low voltage transmissions.
  14. 14. The method of claim 1, wherein the step of determining the position of the substrate comprises, The pattern of the first signal comprises at least 3 low voltage transmissions or the pattern of the first signal comprises at least 3 high voltage transmissions.
  15. 15. The method of claim 9, wherein the pattern differentiation comprises: the high voltage transmission and/or the low voltage transmission in the pattern are different; Or alternatively The patterns use different sequences; wherein the time lengths of the signals corresponding to the patterns are the same or different.
  16. 16. The method of claim 1, wherein the first device comprises at least one of a reader, a base station, a terminal, an intermediate node, and/or, The second device is an ambient internet of things, a-IoT, device or reader.
  17. 17. An information indicating method, the method comprising: The second device determines second information according to the first information and/or the indication of the first signal, wherein the second information is used for indicating at least one of the end of transmission from the reader to the device R2D, the end of transmission from the physical reader to the device channel PRDCH, the end of transmission from the device to the reader D2R and the end of transmission from the physical device to the reader channel PDRCH; Wherein the first information includes: transport block size TBS information or transmission time interval TTI information; the first signal comprises any one of an R2D postamble, an R2D time acquisition signal and an R2D timing acquisition signal, or comprises any one of a D2R postamble, an D2R time acquisition signal and an D2R timing acquisition signal.
  18. 18. A first device comprising a memory, a transceiver, and a processor: the system comprises a memory for storing a computer program, a transceiver for receiving and transmitting data under the control of the processor, and a processor for reading the computer program in the memory and performing the following operations: Indicating second information to the second device via the first information and/or the first signal, wherein the second information is used for indicating at least one of the end of transmission from the reader to the device R2D, the end of transmission from the physical reader to the device channel PRDCH, the end of transmission from the device to the reader D2R, and the end of transmission from the physical device to the reader channel PDRCH; Wherein the first information includes: transport block size TBS information or transmission time interval TTI information; the first signal comprises any one of an R2D postamble, an R2D time acquisition signal and an R2D timing acquisition signal, or comprises any one of a D2R postamble, an D2R time acquisition signal and an D2R timing acquisition signal.
  19. 19. A second device comprising a memory, a transceiver, and a processor: the system comprises a memory for storing a computer program, a transceiver for receiving and transmitting data under the control of the processor, and a processor for reading the computer program in the memory and performing the following operations: Determining second information according to the first information and/or the indication of the first signal, wherein the second information is used for indicating at least one of the end of transmission from the reader to the device R2D, the end of transmission from the physical reader to the device channel PRDCH, the end of transmission from the device to the reader D2R and the end of transmission from the physical device to the reader channel PDRCH; Wherein the first information includes: transport block size TBS information or transmission time interval TTI information; the first signal comprises any one of an R2D postamble, an R2D time acquisition signal and an R2D timing acquisition signal, or comprises any one of a D2R postamble, an D2R time acquisition signal and an D2R timing acquisition signal.
  20. 20. An information indicating apparatus, comprising: An indication unit for indicating second information to the second device through the first information and/or the first signal, wherein the second information is used for indicating at least one of the end of transmission from the reader to the device R2D, the end of transmission from the physical reader to the device channel PRDCH, the end of transmission from the device to the reader D2R, and the end of transmission from the physical device to the reader channel PDRCH; Wherein the first information includes: transport block size TBS information or transmission time interval TTI information; the first signal comprises any one of an R2D postamble, an R2D time acquisition signal and an R2D timing acquisition signal, or comprises any one of a D2R postamble, an D2R time acquisition signal and an D2R timing acquisition signal.

Description

Information indication method, device and equipment Technical Field The present application relates to the field of communications technologies, and in particular, to an information indication method, apparatus, and device. Background In order to support trillion-level number of internet of things and solve the high operation cost caused by networking cost in large-scale deployment of the internet of things and post maintenance such as battery replacement, a new type of internet of things equipment, namely environmental internet of things (A-IoT), is being designed in a 5G system. The A-IoT devices have no or only limited energy storage capabilities, have low complexity, low cost, low power consumption, and will help to achieve everything awareness and everything interconnection. In a-IoT communication, a reader such as a base station or a terminal sends an a-IoT downlink signal to a-IoT device, which indicates that a-IoT devices of different types complete back scattering of an incident signal, or autonomously sends an uplink response signal. The a-IoT device may perform back-scattering of the incident signal through the a-IoT uplink channel or autonomously transmit the uplink response signal through the a-IoT uplink channel. However, since there is no broadcast channel in the a-IoT communication, a reader such as a base station or a terminal, or the a-IoT device cannot know the transmission related parameters of the a-IoT channel in advance, which results in a decrease in the decoding efficiency of the a-IoT channel by the reader or the a-IoT device. Disclosure of Invention The application aims to provide an information indication method, an information indication device and information indication equipment, which are used for solving the problem that in the prior art, the decoding efficiency of a reader or A-IoT equipment on an A-IoT channel is low. In order to solve the above problems, an embodiment of the present application provides an information indication method, including: The first device indicates second information to the second device through the first information and/or the first signal, wherein the second information is used for indicating at least one of the end of transmission from the reader to the device R2D, the end of transmission from the physical reader to the device channel PRDCH, the end of transmission from the device to the reader D2R and the end of transmission from the physical device to the reader channel PDRCH; Wherein the first information includes: transport block size TBS information or transmission time interval TTI information; the first signal comprises any one of an R2D postamble, an R2D time acquisition signal and an R2D timing acquisition signal, or comprises any one of a D2R postamble, an D2R time acquisition signal and an D2R timing acquisition signal. Wherein the TTI is N first units, where N is a positive number, and the first units are any one of the following: Frame, field, slot, mini-slot, orthogonal frequency division multiplexing OFDM symbols. Wherein the first device indicates to the second device, via the first signal, the second information comprising: The first device indicates the second information to the second device by at least one of a pattern of the first signal, a combination of high voltage transmissions and low voltage transmissions in the first signal, a length of time of the first signal. Wherein the TBS information is used for indicating the value or the value range of the TBS, or the TTI information is used for indicating the value or the value range of the TTI; Wherein the value of the TBS or the value of the TTI is used for indicating the accurate second information, and the value range of the TBS or the value range of the TTI is used for indicating the rough second information. And/or the number of the groups of groups, In case the TBS information is used to indicate the numerical range of the TBS, or the TTI information is used to indicate the numerical range of the TTI, the first device also indicates accurate second information by means of said first signal. Wherein the value or the range of values of the TBS includes any one of the following: the TBS information occupies 2 bits, and/or the value range of the TBS comprises any one of 128 bits, 256 bits, 512 bits and 1000 bits; the TBS information occupies 2 bits, and/or the value range of the TBS comprises any one of 20 bits, 96 bits, 400 bits and 1000 bits; The TBS information occupies 3 bits, and/or the value or the range of values of the TBS includes any one of 16 bits, 32 bits, 64 bits, 128 bits, 256 bits, 512 bits, 768 bits, 1000 bits; The TBS information occupies 4 bits, and/or the TBS information indicates the value or the value range of the TBS by taking 64 bits as indication granularity, wherein the minimum value or the value range of the TBS is 64 bits, and the maximum value or the value range of the TBS is 1000 bits; the TBS information occupies 5 bits, and/or the TBS infor