SG11202008255QA - Using a side-communication channel for exchanging radar information to improve multi-radar coexistence - Google Patents

Using a side-communication channel for exchanging radar information to improve multi-radar coexistence

Info

Publication number
SG11202008255QA
SG11202008255QA SG11202008255QA SG11202008255QA SG11202008255QA SG 11202008255Q A SG11202008255Q A SG 11202008255QA SG 11202008255Q A SG11202008255Q A SG 11202008255QA SG 11202008255Q A SG11202008255Q A SG 11202008255QA SG 11202008255Q A SG11202008255Q A SG 11202008255QA
Authority
SG
Singapore
Prior art keywords
radar
communication channel
exchanging
coexistence
improve multi
Prior art date
Application number
SG11202008255QA
Inventor
Kapil Gulati
Junyi Li
Sundar Subramanian
Jayakrishnan Unnikrishnan
Original Assignee
Qualcomm Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US16/354,018 external-priority patent/US11644529B2/en
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of SG11202008255QA publication Critical patent/SG11202008255QA/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/023—Interference mitigation, e.g. reducing or avoiding non-intentional interference with other HF-transmitters, base station transmitters for mobile communication or other radar systems, e.g. using electro-magnetic interference [EMI] reduction techniques
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/023—Interference mitigation, e.g. reducing or avoiding non-intentional interference with other HF-transmitters, base station transmitters for mobile communication or other radar systems, e.g. using electro-magnetic interference [EMI] reduction techniques
    • G01S7/0232—Avoidance by frequency multiplex
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06—Systems determining position data of a target
    • G01S13/08—Systems for measuring distance only
    • G01S13/32—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
    • G01S13/34—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal
    • G01S13/343—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal using sawtooth modulation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06—Systems determining position data of a target
    • G01S13/08—Systems for measuring distance only
    • G01S13/32—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
    • G01S13/34—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal
    • G01S13/345—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal using triangular modulation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G01S13/93—Radar or analogous systems specially adapted for specific applications for anti-collision purposes
    • G01S13/931—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of land vehicles
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/003—Transmission of data between radar, sonar or lidar systems and remote stations
    • G01S7/006—Transmission of data between radar, sonar or lidar systems and remote stations using shared front-end circuitry, e.g. antennas
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/023—Interference mitigation, e.g. reducing or avoiding non-intentional interference with other HF-transmitters, base station transmitters for mobile communication or other radar systems, e.g. using electro-magnetic interference [EMI] reduction techniques
    • G01S7/0233—Avoidance by phase multiplex
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/023—Interference mitigation, e.g. reducing or avoiding non-intentional interference with other HF-transmitters, base station transmitters for mobile communication or other radar systems, e.g. using electro-magnetic interference [EMI] reduction techniques
    • G01S7/0236—Avoidance by space multiplex
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G01S13/93—Radar or analogous systems specially adapted for specific applications for anti-collision purposes
    • G01S13/931—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of land vehicles
    • G01S2013/9316—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of land vehicles combined with communication equipment with other vehicles or with base stations

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
SG11202008255QA 2018-03-26 2019-03-15 Using a side-communication channel for exchanging radar information to improve multi-radar coexistence SG11202008255QA (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201862648255P 2018-03-26 2018-03-26
US16/354,018 US11644529B2 (en) 2018-03-26 2019-03-14 Using a side-communication channel for exchanging radar information to improve multi-radar coexistence
PCT/US2019/022612 WO2019190788A1 (en) 2018-03-26 2019-03-15 Using a side-communication channel for exchanging radar information to improve multi-radar coexistence

Publications (1)

Publication Number Publication Date
SG11202008255QA true SG11202008255QA (en) 2020-10-29

Family

ID=68060413

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202008255QA SG11202008255QA (en) 2018-03-26 2019-03-15 Using a side-communication channel for exchanging radar information to improve multi-radar coexistence

Country Status (8)

Country Link
EP (1) EP3775972A1 (en)
JP (1) JP2021519527A (en)
KR (1) KR20200135504A (en)
CN (1) CN111902728B (en)
AU (1) AU2019242191B2 (en)
BR (1) BR112020019383A2 (en)
SG (1) SG11202008255QA (en)
WO (1) WO2019190788A1 (en)

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US10884100B2 (en) * 2018-11-29 2021-01-05 Toyota Jidosha Kabushiki Kaisha Multi-carrier modulation on FMCW radar for integrated automotive radar and communication systems
CN114916078A (en) * 2019-06-27 2022-08-16 华为技术有限公司 Communication method and device
CN112204417A (en) * 2019-10-09 2021-01-08 深圳市大疆创新科技有限公司 Radar anti-interference method, equipment, system and storage medium
WO2021086525A1 (en) * 2019-10-31 2021-05-06 Intel Corporation Systems, devices, and methods for synchronization
CN111273273B (en) * 2020-01-15 2023-08-18 张慧 Bidirectional active ranging positioning method and system guided by wireless communication
US11474197B2 (en) * 2020-03-13 2022-10-18 Huawei Technologies Co., Ltd. Method and apparatus for communication and sensing in wireless communication network operating in half-duplex mode
CN113541727B (en) * 2020-03-31 2023-04-28 华为云计算技术有限公司 Millimeter wave radar communication method, device and readable storage medium
US20230408631A1 (en) * 2020-11-13 2023-12-21 Qualcomm Incorporated Radar interference mitigation
JPWO2023281913A1 (en) * 2021-07-09 2023-01-12
CN114063020A (en) * 2021-10-21 2022-02-18 惠州市德赛西威智能交通技术研究院有限公司 System and method for solving millimeter wave radar interference through information interaction
CN114397624B (en) * 2022-03-22 2022-07-15 北京蓝天航空科技股份有限公司 Data configuration-based compatible radar self-inspection picture generation method and device
CN117833937A (en) * 2022-09-28 2024-04-05 华为技术有限公司 Method, device and equipment for transmitting signals
WO2024092669A1 (en) * 2022-11-03 2024-05-10 华为技术有限公司 Information transmission method, signal transmission method, communication device, and system

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JP2007232498A (en) * 2006-02-28 2007-09-13 Hitachi Ltd Obstacle detecting system
US20080177886A1 (en) * 2007-01-19 2008-07-24 Samsung Electronics Co., Ltd. Method and system for connection setup in wireless communications
JP4492628B2 (en) * 2007-03-20 2010-06-30 株式会社デンソー Interference judgment method, FMCW radar
EP2390679B1 (en) * 2010-05-27 2012-10-03 Mitsubishi Electric R&D Centre Europe B.V. Automotive radar with radio-frequency interference avoidance
DE102013210256A1 (en) * 2013-06-03 2014-12-04 Robert Bosch Gmbh INTERFERENCE SUPPRESSION ON AN FMCW RADAR
TWI571399B (en) * 2014-08-20 2017-02-21 啟碁科技股份有限公司 Pre-warning method and vehicle radar system
US9720072B2 (en) * 2014-08-28 2017-08-01 Waymo Llc Methods and systems for vehicle radar coordination and interference reduction
US9921295B2 (en) * 2014-12-30 2018-03-20 Texas Instruments Incorporated Multiple chirp generation in a radar system
US20160223643A1 (en) * 2015-01-28 2016-08-04 Wenhua Li Deep Fusion of Polystatic MIMO Radars with The Internet of Vehicles for Interference-free Environmental Perception
US10502824B2 (en) * 2015-11-09 2019-12-10 Infineon Technologies Ag Frequency modulation scheme for FMCW radar
KR20170068950A (en) * 2015-12-10 2017-06-20 김영욱 Fmcw radar and method for aviding interference of fmcw radar
WO2017128275A1 (en) * 2016-01-29 2017-08-03 广东欧珀移动通信有限公司 Method for transmitting data via sidelink and terminal
US11002829B2 (en) * 2016-04-15 2021-05-11 Mediatek Inc. Radar interference mitigation method and apparatus
IL255982A (en) * 2017-11-29 2018-01-31 Arbe Robotics Ltd Detection, mitigation and avoidance of mutual interference between automotive radars

Also Published As

Publication number Publication date
WO2019190788A1 (en) 2019-10-03
KR20200135504A (en) 2020-12-02
JP2021519527A (en) 2021-08-10
CN111902728B (en) 2024-05-14
EP3775972A1 (en) 2021-02-17
AU2019242191A1 (en) 2020-10-01
CN111902728A (en) 2020-11-06
AU2019242191B2 (en) 2023-12-21
BR112020019383A2 (en) 2021-01-05

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