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US-20260126518-A1 - METHOD AND APPARATUS FOR PERFORMING RANGING USING UWB COMMUNICATION

US20260126518A1US 20260126518 A1US20260126518 A1US 20260126518A1US-20260126518-A1

Abstract

Methods of providing a service by using ultra-wideband communication are disclosed. In one embodiment, a method of a first UWB device operating as a controller during UWB communication may include exchanging, with a second UWB device operating as a controlee, device capability information regarding multiple ranging rounds to be used when the first UWB device and the second UWB device perform UWB two-way ranging (TWR), transmitting, by the first UWB device, a command including a service configuration parameter or a session configuration parameter for the multiple ranging rounds to a UWB subsystem (UWBS) in the first UWB device through a UWB command interface (UCI), receiving, by the first UWB device, a response corresponding to the command from the UWBS in the first UWB device through the UCI, and performing UWB secure ranging with the second UWB device, based on the configuration parameter for the multiple ranging rounds.

Inventors

  • Gyubong Oh

Assignees

  • SAMSUNG ELECTRONICS CO., LTD.

Dates

Publication Date
20260507
Application Date
20251107
Priority Date
20241107

Claims (20)

  1. 1 . A method of a first ultra-wideband (UWB) device operating as a controller during UWB communication, the method comprising: exchanging, with a second UWB device operating as a controlee, device capability information regarding multiple ranging rounds to be used when the first UWB device and the second UWB device perform UWB two-way ranging (TWR); transmitting, by a framework in the first UWB device, a command including a service configuration parameter or a session configuration parameter for the multiple ranging rounds to a UWB subsystem (UWBS) in the first UWB device through a UWB command interface (UCI); receiving, by the framework in the first UWB device, a response corresponding to the command from the UWBS in the first UWB device through the UCI; and performing UWB secure ranging with the second UWB device, based on the configuration parameter for the multiple ranging rounds.
  2. 2 . The method of claim 1 , wherein the configuration parameter for the multiple ranging rounds comprises at least one of an indicator indicating whether to use the multiple ranging rounds when performing the UWB TWR, a list of the multiple ranging rounds, a number of the multiple ranging rounds, or an offset for the multiple ranging rounds.
  3. 3 . The method of claim 1 , wherein the service configuration parameter for the multiple ranging rounds comprises at least one of an indicator including whether to use the multiple ranging rounds when performing the UWB TWR and a number of the multiple ranging rounds, the number of the multiple ranging rounds, or an offset for the multiple ranging rounds.
  4. 4 . The method of claim 1 , wherein the session configuration parameter for the multiple ranging rounds comprises at least one of a session handle of a session in which the multiple ranging rounds operate when performing the UWB TWR, a number of the multiple ranging rounds, and a list of the multiple ranging rounds, the list including at least one of a round index, a number of responders, a responder MAC address list, a responder slot scheduling, or responder slots.
  5. 5 . The method of claim 1 , further comprising transmitting, by the UWBS in the first UWB device, a block index for the multiple ranging rounds, an index for the multiple ranging rounds, and an index of a ranging slot within the multiple ranging rounds to the framework in the first UWB device when performing the UWB secure ranging with the second UWB device.
  6. 6 . The method of claim 1 , wherein the device capability information regarding the multiple ranging rounds comprises an indicator indicating whether to use the multiple ranging rounds when performing the UWB TWR, and a maximum number of ranging rounds configurable as the multiple ranging rounds.
  7. 7 . The method of claim 1 , further comprising transmitting a list of the multiple ranging rounds to the second UWB device through a UWB pre-poll message, a UWB final data message, or BLE data transfer.
  8. 8 . The method of claim 1 , further comprising transmitting, to the second UWB device, a ranging measurement message including list information and an index of the multiple ranging rounds.
  9. 9 . A method of a second ultra-wideband (UWB) device operating as a controlee during UWB communication, the method comprising: exchanging, with a first UWB device operating as a controller, device capability information regarding multiple ranging rounds to be used when the first UWB device and the second UWB device perform UWB two-way ranging (TWR); transmitting, by a framework in the second UWB device, a command including a service configuration parameter or a session configuration parameter for the multiple ranging rounds to a UWB subsystem (UWBS) in the second UWB device through a UWB command interface (UCI); receiving, by the framework in the second UWB device, a response corresponding to the command from the UWBS in the second UWB device through the UCI; and performing UWB secure ranging with the first UWB device, based on the configuration parameter for the multiple ranging rounds.
  10. 10 . The method of claim 9 , wherein the configuration parameter for the multiple ranging rounds comprises at least one of an indicator indicating whether to use the multiple ranging rounds when performing the UWB TWR, a list of the multiple ranging rounds, a number of the multiple ranging rounds, or an offset for the multiple ranging rounds.
  11. 11 . The method of claim 9 , wherein the service configuration parameter for the multiple ranging rounds comprises at least one of an indicator including whether to use the multiple ranging rounds when performing the UWB TWR and a number of the ranging rounds, the number of the multiple ranging rounds, or an offset for the multiple ranging rounds.
  12. 12 . The method of claim 9 , wherein the session configuration parameter for the multiple ranging rounds comprises at least one of a session handle of a session in which the multiple ranging rounds operate when performing the UWB TWR, a number of the multiple ranging rounds, and a list of the multiple ranging rounds, the list including at least one of a round index, a number of responders, a responder MAC address list, a responder slot scheduling, or responder slots.
  13. 13 . The method of claim 9 , further comprising transmitting, by the UWBS in the second UWB device, a block index for the multiple ranging rounds, an index for the multiple ranging rounds, and an index of a ranging slot within the multiple ranging rounds to the framework in the second UWB device when performing the UWB secure ranging with the first UWB device.
  14. 14 . The method of claim 9 , wherein the device capability information regarding the multiple ranging rounds comprises an indicator indicating whether to use the multiple ranging rounds when performing the UWB TWR, and a maximum number of ranging rounds configurable as the multiple ranging rounds.
  15. 15 . The method of claim 9 , further comprising transmitting a list of the multiple ranging rounds to the first UWB device through a UWB pre-poll message, a UWB final_data message, or BLE data transfer.
  16. 16 . The method of claim 9 , further comprising transmitting, to the first UWB device, a ranging measurement message including list information and an index of the multiple ranging rounds.
  17. 17 . A first ultra-wideband (UWB) device operating as a controller during UWB communication, the device comprising: a transceiver; and a processor operably coupled to the transceiver, wherein the processor is configured to: exchange, with a second UWB device operating as a controlee, device capability information regarding multiple ranging rounds to be used when the first UWB device and the second UWB device perform UWB two-way ranging (TWR); control a framework in the first UWB device to transmit a command including a service configuration parameter or a session configuration parameter for the multiple ranging rounds to a UWB subsystem (UWBS) in the first UWB device through a UWB command interface (UCI); receive, by the framework in the first UWB device, a response corresponding to the command from the UWBS in the first UWB device through the UCI; and perform UWB secure ranging with the second UWB device, based on the configuration parameter for the multiple ranging rounds.
  18. 18 . The device of claim 17 , wherein the configuration parameter for the multiple ranging rounds comprises at least one of an indicator indicating whether to use the multiple ranging rounds when performing the UWB TWR, a list of the multiple ranging rounds, a number of the multiple ranging rounds, or an offset for the multiple ranging rounds.
  19. 19 . A second ultra-wideband (UWB) device operating as a controlee during UWB communication, the device comprising: a transceiver; and a processor operably connected to the transceiver, wherein the processor is configured to: exchange, with a first UWB device operating as a controller, device capability information regarding multiple ranging rounds to be used when the second UWB device and the first UWB device perform UWB two-way ranging (TWR); control a framework in the second UWB device to transmit a command including a service configuration parameter or a session configuration parameter for the multiple ranging rounds to a UWB subsystem (UWBS) in the second UWB device through a UWB command interface (UCI); receive, by the framework in the second UWB device, a response corresponding to the command from the UWBS in the second UWB device through the UCI; and perform UWB secure ranging with the first UWB device, based on the configuration parameter for the multiple ranging rounds.
  20. 20 . The device of claim 19 , wherein the configuration parameter for the multiple ranging rounds comprises at least one of an indicator indicating whether to use the multiple ranging rounds when performing the UWB TWR, a list of the multiple ranging rounds, a number of the multiple ranging rounds, or an offset for the multiple ranging rounds.

Description

CROSS-REFERENCE TO RELATED APPLICATION This application is based on and claims priority under 35 U.S.C. § 119 to Korean Patent Application No. 10-2024-0157515, filed on Nov. 7, 2024, in the Korean Intellectual Property Office, the disclosure of which is herein incorporated by reference in its entirety. BACKGROUND 1. Field The disclosure relates to UWB communication and, more particularly, to a method and an apparatus for performing ranging using UWB communication. 2. Description of Related Art The Internet, which is a human centered connectivity network where humans generate and consume information, is now evolving to the Internet of things (IoT) where distributed entities, such as things, exchange and process information. The Internet of everything (IoE), which is a combination of the IoT technology and the big data processing technology through a connection with a cloud server, etc. has emerged. As technology elements, such as “sensing technology”, “wired/wireless communication and network infrastructure”, “service interface technology”, and “security technology” have been demanded for IoT implementation. Recently, a sensor network, a machine-to-machine (M2M) communication, machine type communication (MTC), and so forth have been researched. Such an IoT environment may provide intelligent Internet technology (IT) services that create a new value to human life by collecting and analyzing data generated among connected things. IoT may be applied to a variety of fields including smart home, smart building, smart city, smart car or connected cars, smart grid, health care, smart appliances and advanced medical services through convergence and combination between existing information technology (IT) and various industrial applications. With the advance of wireless communication systems, various services can be provided, and accordingly there is a need for ways to effectively provide these services. For example, a ranging technology for measuring the distance between electronic devices by using an ultra-wideband (UWB) may be used. SUMMARY The disclosure provides a multi-ranging method UWB communication. A method of a first UWB device operating as a controller during UWB communication according to an embodiment of the disclosure may include exchanging, with a second UWB device operating as a controlee, device capability information regarding multiple ranging rounds to be used when the first UWB device and the second UWB device perform UWB two-way ranging (TWR), transmitting, by a framework in the first UWB device, a command including a service configuration parameter or a session configuration parameter for the multiple ranging rounds to a UWB subsystem (UWBS) in the first UWB device through a UWB command interface (UCI), receiving, by the framework in the first UWB device, a response corresponding to the command from the UWBS in the first UWB device through the UCI, and performing UWB secure ranging with the second UWB device, based on the configuration parameter for the multiple ranging rounds. A method of a second UWB device operating as a controlee during UWB communication according to an embodiment may include exchanging, with a first UWB device operating as a controller, device capability information regarding multiple ranging rounds to be used when the first UWB device and the second UWB device perform UWB TWR, transmitting, by a framework in the second UWB device, a command including a service configuration parameter or a session configuration parameter for the multiple ranging rounds to a UWBS in the second UWB device through a UCI, receiving, by the framework in the second UWB device, a response corresponding to the command from the UWBS in the second UWB device through the UCI, and performing UWB secure ranging with the first UWB device, based on the configuration parameter for the multiple ranging rounds. A first UWB device operating as a controller during UWB communication according to an embodiment may include a transceiver, and a controller. The controller is configured to exchange, with a second UWB device operating as a controlee, device capability information regarding multiple ranging rounds to be used when the first UWB device and the second UWB device perform UWB TWR, transmit, by a framework in the first UWB device, a command including a service configuration parameter or a session configuration parameter for the multiple ranging rounds to a UWBS in the first UWB device through a UCI, receive, by the framework in the first UWB device, a response corresponding to the command from the UWBS in the first UWB device through the UCI, and perform UWB secure ranging with the second UWB device, based on the configuration parameter for the multiple ranging rounds. A second UWB device operating as a controlee during UWB communication according to an embodiment may include a transceiver, and a controller. The controller is configured to exchange, with a first UWB device operating as a controller, device