CN-122002573-A - Internet of things communication method, device and storage medium

CN122002573ACN 122002573 ACN122002573 ACN 122002573ACN-122002573-A

Abstract

The application provides a communication method, a device and a storage medium of the Internet of things, and relates to the technical field of communication. In the method, the internet of things device can acquire or send configuration information, the configuration information indicates the resource position of at least one random access opportunity, and the internet of things device can transmit a target random access signal at the resource position of each random access opportunity. The method of the application can flexibly indicate the random access resource in the communication of the Internet of things.

Inventors

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

Assignees

大唐移动通信设备有限公司

Dates

Publication Date: 20260508
Application Date: 20241108

Claims (17)

1. The communication method of the internet of things is characterized by comprising the following steps: Determining configuration information indicating a resource location of at least one random access opportunity; Transmitting a target random access signal at a resource location of any one of the at least one random access opportunity.
2. The method of claim 1, wherein the configuration information comprises at least one of: A target reference position; A resource location offset; A resource range; the number of random access opportunities; an index of the random access opportunity indicated by the configuration information; A reference position of a first random access opportunity of the at least one random access opportunity; minimum resource interval between adjacent random access opportunities; A minimum resource interval between the signal carrying the configuration information and a first random access opportunity of the at least one random access opportunity; The number of resource units occupied by the at least one random access opportunity; a resource location of a first random access opportunity of the at least one random access opportunity; the resource location of the last random access opportunity of the at least one random access opportunity.
3. The method of claim 2, wherein the target reference location is a resource reference location of a first signal; Wherein the resource reference location of the first signal comprises at least one of a starting resource reference location of the first signal, an ending resource reference location of the first signal, and/or, The first signal comprises any one of a preamble signal for reader-to-device R2D signal transmission, a midamble signal for R2D signal transmission, a postamble signal for R2D signal transmission, a preamble signal for device-to-reader D2R signal transmission, a midamble signal for D2R signal transmission, a postamble signal for D2R signal transmission, a signal of R2D signal transmission other than the signal indicating the configuration information, a data signal of R2D transmission, a signal of D2R signal transmission other than the signal indicating the configuration information, a data signal of D2R transmission, a signal carrying the configuration information, a signal triggering random access, a random access signal, a downlink DL signal, and an uplink UL signal.
4. The method of claim 2, wherein the target reference location is a reference location of a first random access opportunity of the at least one random access opportunity or a reference location of each random access opportunity of the at least one random access opportunity.
5. The method of claim 2, wherein the target reference position comprises at least one of a time domain reference position, a frequency domain reference position, a code domain reference position; Wherein the time domain reference position comprises at least one of an earliest time of the time domain reference position of a first one of the at least one random access opportunities, a latest time of the time domain reference position of the first one of the at least one random access opportunities, an earliest time of the time domain reference position of each one of the at least one random access opportunities, a latest time of the time domain reference position of each one of the at least one random access opportunities, and/or, The frequency domain reference location includes at least one of a lowest frequency of the frequency domain reference locations of the first of the at least one random access opportunity, a highest frequency of the frequency domain reference locations of the first of the at least one random access opportunity, a center frequency of the frequency domain reference locations of the first of the at least one random access opportunity, a lowest frequency of the frequency domain reference locations of each of the at least one random access opportunity, a highest frequency of the frequency domain reference locations of each of the at least one random access opportunity, and a center frequency of the frequency domain reference locations of each of the at least one random access opportunity.
6. The method according to claim 2, wherein the resource location offset comprises a granularity of the resource location offset and/or a value of the resource location granularity offset; wherein the granularity of the resource location offset includes at least one of: The granularity of the resources is the same as that of the target reference position; the resource granularity obtained after mathematical operation is the same as the resource granularity of the target reference position; The same resource granularity as the target random access signal; granularity of the specified absolute resource location offset.
7. The method of claim 6, wherein the mathematical operation comprises a maximum operation, a minimum operation, or an operation that takes a value according to a predefined rule, and/or, The granularity of the specified absolute resource position offset includes at least one of granularity of a specified time domain position offset, granularity of a specified frequency domain position offset.
8. The method of claim 2, wherein the number of random access opportunities is used to indicate an index of random access opportunities indicated by the configuration information.
9. The method according to any of claims 1-8, wherein the configuration information is carried in at least one of a signal triggering random access, a random access signal, an R2D signal transmitted with a random access signal, a D2R signal transmitted with a random access signal, a signal carried by a reader-to-device physical channel PRDCH, a signal carried by a device-to-reader physical channel PDRCH.
10. The method according to any of claims 1-9, wherein the signal carrying the configuration information is time-domain separated from a first random access opportunity of the at least one random access opportunity by zero or a first duration.
11. The method according to any of the claims 1-10, wherein the target random access signal comprises random access signals of the same type of a plurality of internet of things devices and/or random access signals of at least one type of the internet of things devices.
12. The method of claim 11, wherein the type of random access signal comprises any one of a first random access signal, a second random access signal, and a third random access signal; The first random access signal is a signal carrying the identifier of the internet of things device, the second random access signal is a response signal of the first random access signal, and the third random access signal is a signal carrying data information.
13. A method according to claim 3, characterized in that the configuration parameters of the target random access signal are the same as the configuration parameters of the first signal.
14. The method of claim 13, wherein the configuration parameters include at least one of modulation scheme, coding scheme, data transmission rate, and transmission resource block size.
15. An internet of things communication apparatus, characterized in that it is applied to an internet of things device or a first device, the apparatus comprising: a determining unit configured to determine configuration information, the configuration information indicating a resource location of at least one random access opportunity; And the receiving and transmitting unit is used for transmitting the target random access signal at the resource position of any random access opportunity in the at least one random access opportunity.
16. The communication device of the Internet of things is characterized by being applied to equipment or first equipment of the Internet of things and comprising a memory, a transceiver and a processor, The memory is used for storing a computer program, the transceiver is used for receiving and transmitting data under the control of the processor, and the processor is used for reading the computer program in the memory and executing the following operations: Determining configuration information indicating a resource location of at least one random access opportunity; Transmitting a target random access signal at a resource location of any one of the at least one random access opportunity.
17. A non-transitory readable storage medium storing a computer program for causing a processor to perform the method of any one of claims 1-14.

Description

Internet of things communication method, device and storage medium Technical Field The present application relates to the field of communications technologies, and in particular, to a method and apparatus for internet of things communication, and a storage medium. Background The environment internet of things (ambient internet of things, a-IoT) aims to provide a low-power, low-complexity and low-cost internet of things solution. In the related art, random access resources are configured in a semi-static manner, i.e., a plurality of resources are predefined in advance, and then a specific used resource is indicated through system information. The a-IoT device requires a reader to trigger its random access procedure because of limited communication capabilities. There is no way to keep up with existing resource allocation methods, and therefore, there is a need to provide a method for configuring random access resources for a-IoT devices. Disclosure of Invention The application provides a communication method, a device and a storage medium of the Internet of things, which can flexibly indicate random access resources in the communication of the Internet of things. In a first aspect, an embodiment of the present application provides an internet of things communication method, which is applied to an internet of things device or a first device, where the method includes: Determining configuration information indicating a resource location of at least one random access opportunity; Transmitting a target random access signal at a resource location of any one of the at least one random access opportunity. In one embodiment, the configuration information includes at least one of: A target reference position; A resource location offset; A resource range; the number of random access opportunities; an index of the random access opportunity indicated by the configuration information; A reference position of a first random access opportunity of the at least one random access opportunity; minimum resource interval between adjacent random access opportunities; A minimum resource interval between the signal carrying the configuration information and a first random access opportunity of the at least one random access opportunity; The number of resource units occupied by the at least one random access opportunity; a resource location of a first random access opportunity of the at least one random access opportunity; the resource location of the last random access opportunity of the at least one random access opportunity. In one embodiment, the target reference location is a resource reference location of the first signal; The first signal comprises any one of a preamble signal used for R2D signal transmission, a middle preamble signal used for R2D signal transmission, a postamble signal used for R2D signal transmission, a preamble signal used for D2R signal transmission, a middle preamble signal used for D2R signal transmission, a postamble signal used for D2R signal transmission, a signal of R2D signal transmission except for a signal indicating the configuration information, a data signal of R2D transmission, a signal of D2R signal transmission except for a signal indicating the configuration information, a data signal of D2R transmission, a signal carrying the configuration information, a signal triggering random access, a random access signal, a DL signal and a UL signal. In one embodiment, the resource reference location of the first signal comprises at least one of a starting resource reference location of the first signal, and an ending resource reference location of the first signal. In one embodiment, the target reference location is a reference location of a first random access opportunity of the at least one random access opportunity or a reference location of each random access opportunity of the at least one random access opportunity. In one embodiment, the target reference position comprises at least one of a time domain reference position, a frequency domain reference position, and a code domain reference position. In one embodiment, the time domain reference location comprises at least one of an earliest time of the time domain reference location of a first one of the at least one random access opportunities, a latest time of the time domain reference location of the first one of the at least one random access opportunities, an earliest time of the time domain reference location of each one of the at least one random access opportunities, a latest time of the time domain reference location of each one of the at least one random access opportunities, and/or, The frequency domain reference location includes at least one of a lowest frequency of the frequency domain reference locations of the first of the at least one random access opportunity, a highest frequency of the frequency domain reference locations of the first of the at least one random access opportunity, a center frequency of the frequency domain refe