CN115443665A - 用于测距的方法和终端设备 - Google Patents

用于测距的方法和终端设备 Download PDF

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Publication number
CN115443665A
CN115443665A CN202080100198.4A CN202080100198A CN115443665A CN 115443665 A CN115443665 A CN 115443665A CN 202080100198 A CN202080100198 A CN 202080100198A CN 115443665 A CN115443665 A CN 115443665A
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China
Prior art keywords
timestamp
broadcast information
ble
receive
reception
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Pending
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CN202080100198.4A
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English (en)
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罗朝明
茹昭
张军
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Application filed by Guangdong Oppo Mobile Telecommunications Corp Ltd filed Critical Guangdong Oppo Mobile Telecommunications Corp Ltd
Publication of CN115443665A publication Critical patent/CN115443665A/zh
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/02—Services making use of location information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

一种用于测距的方法和终端设备，该方法包括：第一设备发送第一低功耗蓝牙BLE广播信息，第一BLE广播信息中包括第一固定频率扩展CTE信号(S101)；第一设备记录第一CTE信号的第一发送时间戳(S102)；第一设备接收第二设备发送的第二BLE广播信息，第二BLE广播信息中包括第二CTE信号；第一设备记录第二CTE信号的第二接收时间戳；其中，第一发送时间戳和第二接收时间戳用于计算第一设备与第二设备之间的距离(S103)。利用该方法可以以较低的成本获取用于测距的时间戳信息。

Description

PCT国内申请，说明书已公开。

Claims (92)

  1. PCT国内申请，权利要求书已公开。
CN202080100198.4A 2020-06-30 2020-06-30 用于测距的方法和终端设备 Pending CN115443665A (zh)

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PCT/CN2020/099601 WO2022000354A1 (zh) 2020-06-30 2020-06-30 用于测距的方法和终端设备

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CN115443665A true CN115443665A (zh) 2022-12-06

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CN202080100198.4A Pending CN115443665A (zh) 2020-06-30 2020-06-30 用于测距的方法和终端设备

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WO (1) WO2022000354A1 (zh)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114222247B (zh) * 2022-01-28 2023-08-29 Oppo广东移动通信有限公司 Uwb测距方法、装置、终端设备及存储介质
CN114646952B (zh) * 2022-03-15 2024-10-11 Oppo广东移动通信有限公司 距离获取方法、装置、系统、存储介质及电子设备
WO2023225962A1 (zh) * 2022-05-26 2023-11-30 华为技术有限公司 一种测距方法及相关装置

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CN104620127A (zh) * 2012-09-11 2015-05-13 高通股份有限公司 用于精确定位确定的方法
CN107409290A (zh) * 2015-03-16 2017-11-28 高通股份有限公司 用于增强了的定位准确度的rtt测距的自适应的触发
CN110337020A (zh) * 2019-06-26 2019-10-15 华为技术有限公司 一种显示设备的控制方法及相关装置
CN110806562A (zh) * 2019-11-21 2020-02-18 南京工程学院 一种基于uwb的测距装置及其测距时序方法
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US9226260B2 (en) * 2013-05-10 2015-12-29 Intel Corporation Initiator-conditioned fine timing measurement service request
CN103596276A (zh) * 2013-11-22 2014-02-19 浪潮电子信息产业股份有限公司 一种基于信道间隔的无线网络信道分配策略
US9935756B2 (en) * 2015-02-17 2018-04-03 Qualcomm Incorporated Methods and systems for ranging protocol
US11582215B2 (en) * 2016-06-12 2023-02-14 Apple Inc. Modifying security state with secured range detection
US10291755B2 (en) * 2017-07-14 2019-05-14 Silicon Laboratories Inc. Systems and methods for adaptive scanning and/or advertising
US10341865B2 (en) * 2017-10-06 2019-07-02 Cypress Semiconductor Corporation Distance estimation and authentication for Bluetooth systems, and devices
CN109975758A (zh) * 2019-02-20 2019-07-05 苏州普息导航技术有限公司 Wi-Fi蓝牙一体化基站定位系统

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104620127A (zh) * 2012-09-11 2015-05-13 高通股份有限公司 用于精确定位确定的方法
CN107409290A (zh) * 2015-03-16 2017-11-28 高通股份有限公司 用于增强了的定位准确度的rtt测距的自适应的触发
US20200113006A1 (en) * 2017-06-17 2020-04-09 Link Labs, Inc. Ble networking systems and methods providing central and peripheral role reversal with enhanced peripheral location determination using constant tone extension analysis for a same channel
CN110337020A (zh) * 2019-06-26 2019-10-15 华为技术有限公司 一种显示设备的控制方法及相关装置
CN110806562A (zh) * 2019-11-21 2020-02-18 南京工程学院 一种基于uwb的测距装置及其测距时序方法

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