CN-122002211-A - Positioning method, device and equipment for environmental Internet of things equipment

CN122002211ACN 122002211 ACN122002211 ACN 122002211ACN-122002211-A

Abstract

The application provides a positioning method, a device and equipment for environmental Internet of things equipment. The method comprises the steps of sending a first message to the environment Internet of things equipment, wherein the first message carries the identification of the environment Internet of things equipment, receiving a second message sent by the environment Internet of things equipment and obtaining positioning related information, and generating a third message according to the positioning related information, wherein the third message carries the position information of the environment Internet of things equipment or the third message carries the positioning related information. In this way, the reading device obtains the positioning related information according to the received second message sent by the environmental internet of things device, and generates a third message according to the positioning related information, wherein the third message contains the environmental internet of things device position or the information related to the position determined by the reading device. According to the method, the environment Internet of things equipment is not required to measure, and the reading equipment can obtain the positioning related information according to the information fed back by the environment Internet of things equipment, so that the complexity and the positioning cost of the environment Internet of things equipment can be reduced.

Inventors

SUN JIANCHENG
JIA YINAN
LI JIANXIANG
LIANG JING

Assignees

大唐移动通信设备有限公司

Dates

Publication Date: 20260508
Application Date: 20241101

Claims (20)

1. The positioning method of the environment Internet of things equipment is characterized by being applied to reading equipment and comprising the following steps of: The method comprises the steps that a reading device sends a first message to an environment Internet of things device, wherein the first message carries an identifier of the environment Internet of things device; Receiving a second message sent by the environment Internet of things equipment and obtaining positioning related information; And generating a third message according to the positioning related information, wherein the third message carries the position information of the environmental internet of things equipment or the third message carries the positioning related information.
2. The method of claim 1, wherein the positioning-related information comprises at least one of: a transmission receiving point TRP receiving the second message; Reading equipment for receiving the second message; receiving an absolute signal strength of the second message; receiving a signal arrival angle of the second message; And sending the first message and receiving the round trip time RTT between the second message.
3. The method of claim 1, wherein prior to sending the first message to the ambient internet of things device, the method further comprises: Receiving a fourth message sent by core network equipment, wherein the fourth message is used for indicating to locate the environmental Internet of things equipment; wherein the fourth message comprises at least one of: identification of environmental internet of things devices; the type of location information requested; locating area information; desired positioning accuracy information.
4. The method of claim 3, wherein the sending the first message to the ambient internet of things device comprises: and if the fourth message comprises positioning area information, sending a first message to the environmental Internet of things equipment in an area indicated by the positioning area information.
5. A method according to claim 3, wherein the type of location information requested comprises at least one of: The location of the environmental internet of things device; The precision of the position of the environmental Internet of things equipment; TRP information corresponding to the environmental internet of things device; Reading equipment information corresponding to the environmental Internet of things equipment; the reading device sends the signal strength of the first message to the environmental internet of things device; the reading device measures the obtained signal strength based on a second message returned by the environment Internet of things device; The reading device measures the obtained signal arrival angle based on the second message returned by the environment Internet of things device; And the reading device sends the first message to the environment Internet of things device and receives RTT between the second messages returned by the environment Internet of things device.
6. A method according to claim 3, wherein the location area information comprises at least one of: Regional information described by a global navigation satellite system GNSS; a preconfigured area identifier; TRP identification; Reading the identification of the device; Cell identification.
7. A method according to claim 3, characterized in that before receiving the fourth message sent by the core network device, the method further comprises: transmitting capability information to the core network equipment, wherein the capability information is used for indicating the positioning capability of the reading equipment to the environmental Internet of things equipment; wherein the capability information includes at least one of: A supported positioning mode; Positioning accuracy of autonomous positioning; aiding in locating the supported measurement quantity; information whether periodic positioning measurements are supported; In case periodic positioning measurements are supported, the positioning period supported.
8. A method according to claim 1 or 3, characterized in that the method further comprises: and sending the third message to core network equipment.
9. The method according to any one of claims 1 to 8, wherein the reading device comprises at least one of: A base station; an intermediate node between the environmental internet of things device and the base station.
10. The positioning method of the environment Internet of things equipment is characterized by being applied to core network equipment and comprising the following steps of: sending a fourth message to the reading device, wherein the fourth message is used for indicating to locate the environmental Internet of things device; receiving a third message sent by the reading equipment; And determining the position information of the environmental Internet of things equipment according to the third message, wherein the third message carries the position information of the environmental Internet of things equipment or the third message carries the positioning related information.
11. The method according to claim 10, wherein the method further comprises: Receiving capability information sent by the reading equipment, wherein the capability information is used for indicating the positioning capability of the reading equipment on the environmental Internet of things equipment; wherein the capability information includes at least one of: A supported positioning mode; Positioning accuracy of autonomous positioning; aiding in locating the supported measurement quantity; information whether periodic positioning measurements are supported; In case periodic positioning measurements are supported, the positioning period supported.
12. The positioning method of the environment Internet of things equipment is characterized by being applied to the environment Internet of things equipment and comprising the following steps of: receiving a first message sent by a reading device, wherein the first message carries an identifier of the environment Internet of things device; matching the identification of the environmental Internet of things equipment; And under the condition that the identification of the environmental internet of things equipment is successfully matched, sending a second message to the reading equipment, wherein the second message is used for determining positioning related information.
13. A reading 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: sending a first message to the environment Internet of things equipment, wherein the first message carries an identifier of the environment Internet of things equipment; Receiving a second message sent by the environment Internet of things equipment and obtaining positioning related information; And generating a third message according to the positioning related information, wherein the third message carries the position information of the environmental internet of things equipment or the third message carries the positioning related information.
14. The apparatus of claim 13, wherein the positioning-related information comprises at least one of: a transmission receiving point TRP receiving the second message; Reading equipment for receiving the second message; receiving an absolute signal strength of the second message; receiving a signal arrival angle of the second message; And sending the first message and receiving the round trip time RTT between the second message.
15. The apparatus of claim 13, wherein the processor is configured to read the computer program in the memory and perform the following: Receiving a fourth message sent by core network equipment, wherein the fourth message is used for indicating to locate the environmental Internet of things equipment; wherein the fourth message comprises at least one of: identification of environmental internet of things devices; the type of location information requested; locating area information; desired positioning accuracy information.
16. The apparatus of claim 15, wherein the processor is configured to read the computer program in the memory and perform the following: and if the fourth message comprises positioning area information, sending a first message to the environmental Internet of things equipment in an area indicated by the positioning area information.
17. The apparatus of claim 15, wherein the processor is configured to read the computer program in the memory and perform the following: transmitting capability information to the core network equipment, wherein the capability information is used for indicating the positioning capability of the reading equipment to the environmental Internet of things equipment; wherein the capability information includes at least one of: A supported positioning mode; Positioning accuracy of autonomous positioning; aiding in locating the supported measurement quantity; information whether periodic positioning measurements are supported; In case periodic positioning measurements are supported, the positioning period supported.
18. The apparatus according to claim 13 or 15, wherein the processor is configured to read a computer program in the memory and to perform the following operations: and sending the third message to core network equipment.
19. The network side device is characterized by 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: sending a fourth message to the reading device, wherein the fourth message is used for indicating to locate the environmental Internet of things device; receiving a third message sent by the reading equipment; And determining the position information of the environmental Internet of things equipment according to the third message, wherein the third message carries the position information of the environmental Internet of things equipment or the third message carries the positioning related information.
20. The apparatus of claim 19, wherein the processor is configured to read the computer program in the memory and perform the following: Receiving capability information sent by the reading equipment, wherein the capability information is used for indicating the positioning capability of the reading equipment on the environmental Internet of things equipment; wherein the capability information includes at least one of: A supported positioning mode; Positioning accuracy of autonomous positioning; aiding in locating the supported measurement quantity; information whether periodic positioning measurements are supported; In case periodic positioning measurements are supported, the positioning period supported.

Description

Positioning method, device and equipment for environmental Internet of things equipment Technical Field The present application relates to the field of communications technologies, and in particular, to a method, an apparatus, and a device for positioning an environmental internet of things device. Background In addition to the evolution in the directions of large bandwidth, low time delay and the like, in order to support the internet of things, the 5G technology is actively explored in the aspects of ultra-low cost and ultra-low power consumption internet of things, and the environment internet of things (Ambilent IoT) is generated. The system is mainly characterized in that the environment Internet of things equipment has no energy reserve or ultra-low energy reserve, cannot actively initiate service, needs network signals as excitation (energy supply), performs simple processing and uplink transmission, such as signal reflection, and carries little information. In an application scenario of an environmental internet of things device, a server/network may need to obtain location information of the environmental internet of things device. Among positioning methods existing in the prior art, for example, various Uplink (UL) and Downlink (DL) positioning methods all require participation of a terminal device. The UL positioning technology requires that the terminal transmits uplink positioning signals according to requirements, a base station/transmission receiving point (Transmission Reference Point, TRP) measures the uplink signals transmitted by the terminal, and reports the result to a location management function (Location Management Function, LMF), and the LMF calculates the location of User Equipment (UE). The DL positioning technology requires a terminal to measure, and reports a measurement result or a calculated terminal position to the LMF. But is limited by the cost and complexity of the environment of the internet of things equipment, relies on the positioning method of the global navigation satellite system (Global Navigation SATELLITE SYSTEM, GNSS), or 3 is not applicable to the existing various UL and DL positioning methods. Disclosure of Invention The application aims to provide a positioning method, a device and equipment for environmental Internet of things equipment, and solves the problem of positioning the environmental Internet of things equipment. The embodiment of the application provides a positioning method of environment Internet of things equipment, which is applied to reading equipment and comprises the following steps: The method comprises the steps that a reading device sends a first message to an environment Internet of things device, wherein the first message carries an identifier of the environment Internet of things device; Receiving a second message sent by the environment Internet of things equipment and obtaining positioning related information; And generating a third message according to the positioning related information, wherein the third message carries the position information of the environmental internet of things equipment or the third message carries the positioning related information. Optionally, the positioning related information includes at least one of: a transmission receiving point TRP receiving the second message; Reading equipment for receiving the second message; receiving an absolute signal strength of the second message; receiving a signal arrival angle of the second message; And sending the first message and receiving the round trip time RTT between the second message. Optionally, before sending the first message to the environmental internet of things device, the method further includes: Receiving a fourth message sent by core network equipment, wherein the fourth message is used for indicating to locate the environmental Internet of things equipment; wherein the fourth message comprises at least one of: identification of environmental internet of things devices; the type of location information requested; locating area information; desired positioning accuracy information. Optionally, the sending the first message to the environmental internet of things device includes: and if the fourth message comprises positioning area information, sending a first message to the environmental Internet of things equipment in an area indicated by the positioning area information. Optionally, the type of the requested positioning information includes at least one of the following: The location of the environmental internet of things device; The precision of the position of the environmental Internet of things equipment; TRP information corresponding to the environmental internet of things device; Reading equipment information corresponding to the environmental Internet of things equipment; the reading device sends the signal strength of the first message to the environmental internet of things device; the reading device measures the obtained signal strength ba