JP2020174318A - 通信システム及び通信機 - Google Patents
通信システム及び通信機 Download PDFInfo
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- JP2020174318A JP2020174318A JP2019076298A JP2019076298A JP2020174318A JP 2020174318 A JP2020174318 A JP 2020174318A JP 2019076298 A JP2019076298 A JP 2019076298A JP 2019076298 A JP2019076298 A JP 2019076298A JP 2020174318 A JP2020174318 A JP 2020174318A
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-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
- B60R25/20—Means to switch the anti-theft system on or off
- B60R25/24—Means to switch the anti-theft system on or off using electronic identifiers containing a code not memorised by the user
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
- B60R25/20—Means to switch the anti-theft system on or off
- B60R25/24—Means to switch the anti-theft system on or off using electronic identifiers containing a code not memorised by the user
- B60R25/245—Means to switch the anti-theft system on or off using electronic identifiers containing a code not memorised by the user where the antenna reception area plays a role
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B49/00—Electric permutation locks; Circuits therefor ; Mechanical aspects of electronic locks; Mechanical keys therefor
-
- 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
- G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
- G01S13/79—Systems using random coded signals or random pulse repetition frequencies, e.g. "Separation and Control of Aircraft using Non synchronous Techniques" [SECANT]
-
- 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
- G01S13/87—Combinations of radar systems, e.g. primary radar and secondary radar
-
- 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
- G01S13/886—Radar or analogous systems specially adapted for specific applications for alarm systems
-
- 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
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00309—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with bidirectional data transmission between data carrier and locks
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/30—Individual registration on entry or exit not involving the use of a pass
- G07C9/32—Individual registration on entry or exit not involving the use of a pass in combination with an identity check
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q9/00—Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
-
- 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
- G01S13/0209—Systems with very large relative bandwidth, i.e. larger than 10 %, e.g. baseband, pulse, carrier-free, ultrawideband
-
- 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
- G01S2013/9327—Sensor installation details
- G01S2013/93271—Sensor installation details in the front of the 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
- 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
- G01S2013/9327—Sensor installation details
- G01S2013/93272—Sensor installation details in the back of the 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
- 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
- G01S2013/9327—Sensor installation details
- G01S2013/93273—Sensor installation details on the top of the 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
- 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
- G01S2013/9327—Sensor installation details
- G01S2013/93274—Sensor installation details on the side of the vehicles
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C2209/00—Indexing scheme relating to groups G07C9/00 - G07C9/38
- G07C2209/60—Indexing scheme relating to groups G07C9/00174 - G07C9/00944
- G07C2209/63—Comprising locating means for detecting the position of the data carrier, i.e. within the vehicle or within a certain distance from the vehicle
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/59—Responders; Transponders
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Electromagnetism (AREA)
- Lock And Its Accessories (AREA)
- Radar Systems Or Details Thereof (AREA)
- Selective Calling Equipment (AREA)
Abstract
Description
図1に示すように、通信相手としての車両1は、無線を通じて端末2の正否を認証することにより車載装置3の作動可否を制御する電子キーシステム4を備える。本例の電子キーシステム4は、車両1からの通信を契機に無線を通じたID照合(スマート照合)を実行するスマート照合システムである。電子キーシステム4によるID照合の通信が第1通信に該当する。端末2は、例えば主にキー機能を備える電子キー5であることが好ましい。車載装置3は、例えば車両ドアの施解錠を制御するドアロック装置6や、車両1のエンジン7などがある。
図3に示すように、ステップS101において、照合ECU8は、マスタ通信機34へ距離測定要求を送信する。距離測定要求は、例えば室外スマート照合や、室内スマート照合が成立した場合に送信される。
・距離測定の通信は、スマート通信の前に行われてもよいし、後に行われてもよいし、途中で行われてもよい。
・マスタ通信機34から照合ECU8へは、各通信機31の判定結果を、まとめて送信してもよい。
・測定値Dxの算出は、各通信機31で行ってもよいし、端末2で行ってもよいし、マスタ通信機34で行ってもよいし、照合ECU8で行ってもよいし、これらの組み合わせでもよい。
・車両1の通信機31は、受信だけを行ってもよい。また、端末2は、UWB電波Saの受信だけを行ってもよい。これは、例えばRSSIで距離測定する場合に適用される。
・車両1及び端末2の間の各種通信は、電波の周波数や通信方式を種々の態様に変更可能である。
・端末2の正否を確認する認証は、キーID照合及びチャレンジレスポンス認証に限定されず、端末2及び車両1が通信を通じてペアを確認する認証であればよい。
・距離測定システム30は、認証の成立可否を切り替える不正通信検出機能を備えるものに限定されず、2者間の距離を測定するものであればよい。
・第2通信は、車両1及び端末2の間の距離測定の通信に限定されない。
・制御装置と第1通信機との間、及び第1通信機と第2通信機との間の通信形態は、有線であってもよいし、無線であってもよい。
Claims (7)
- 端末が通信相手との間で無線により第1通信、及び前記第1通信とは異なる第2通信を実行する通信システムであって、
前記通信相手に設けられた複数の通信機を備え、
前記複数の通信機のうち少なくとも一つは、前記第2通信を実行し、
前記複数の通信機は、第1通信機と、前記第1通信機とは異なる第2通信機とを含み、
前記第1通信機は、前記複数の通信機を制御する制御装置に接続され、
前記第2通信機は、前記第1通信機に接続される
通信システム。 - 前記第2通信機は、前記第1通信機とのみ接続されている
請求項1に記載の通信システム。 - 前記第1通信機は、前記制御装置と通信可能なインターフェース部を備え、前記インターフェース部が設けられていない前記第2通信機は、前記第1通信機を介して前記制御装置と通信する
請求項1又は請求項2に記載の通信システム。 - 前記第1通信機は、前記第2通信機の作動を制御する通信制御部を有する
請求項1から請求項3のうちいずれか一項に記載の通信システム。 - 前記通信機は、前記通信相手の室内外に設けられ、
前記第1通信機は、前記通信相手の室内に設けられる
請求項1から請求項4のうちいずれか一項に記載の通信システム。 - 前記第1通信は、前記端末及び前記通信相手の間で前記端末の正否を確認する通信であり、
前記第2通信は、前記端末及び前記通信機の間で送受信される電波を用いて前記端末及び前記通信相手の間の距離を測定する通信であり、
前記制御装置は、前記第1通信の結果及び前記第2通信の結果を基に前記通信相手の作動を制御する
請求項1から請求項5のうちいずれか一項に記載の通信システム。 - 自身を制御する制御装置に接続された通信機であって、
他の通信機にさらに接続され、
前記制御装置との接続、及び前記他の通信機との接続では、互いに異なる通信が行われる通信機。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019076298A JP7258634B2 (ja) | 2019-04-12 | 2019-04-12 | 通信システム及び通信機 |
PCT/JP2020/008358 WO2020208973A1 (ja) | 2019-04-12 | 2020-02-28 | 通信システム及び通信機 |
DE112020001893.8T DE112020001893T5 (de) | 2019-04-12 | 2020-02-28 | Kommunikationssystem und Kommunikationsinstrumente |
US17/602,132 US20220144212A1 (en) | 2019-04-12 | 2020-02-28 | Communication system and communication instruments |
CN202080027437.8A CN113661299B (zh) | 2019-04-12 | 2020-02-28 | 通信系统及通信机 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019076298A JP7258634B2 (ja) | 2019-04-12 | 2019-04-12 | 通信システム及び通信機 |
Publications (2)
Publication Number | Publication Date |
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JP2020174318A true JP2020174318A (ja) | 2020-10-22 |
JP7258634B2 JP7258634B2 (ja) | 2023-04-17 |
Family
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Family Applications (1)
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JP2019076298A Active JP7258634B2 (ja) | 2019-04-12 | 2019-04-12 | 通信システム及び通信機 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20220144212A1 (ja) |
JP (1) | JP7258634B2 (ja) |
CN (1) | CN113661299B (ja) |
DE (1) | DE112020001893T5 (ja) |
WO (1) | WO2020208973A1 (ja) |
Citations (3)
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JP2011234079A (ja) * | 2010-04-27 | 2011-11-17 | Buffalo Inc | 無線通信装置、無線通信装置の制御方法 |
JP2016155526A (ja) * | 2015-02-26 | 2016-09-01 | 株式会社日本自動車部品総合研究所 | 車両盗難防止装置 |
JP2017179873A (ja) * | 2016-03-30 | 2017-10-05 | 株式会社東海理化電機製作所 | キー位置検出システム |
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US7362216B2 (en) * | 2005-11-17 | 2008-04-22 | Shih-Hsiung Li | Reversing sensor without a control box |
DE102006058723A1 (de) * | 2006-12-13 | 2008-06-19 | Dr.Ing.H.C. F. Porsche Ag | Verfahren zum Realisieren eines schlüssellosen Zugangs von zumindest einer Fahrzeugtür |
JP5477218B2 (ja) | 2010-08-04 | 2014-04-23 | 株式会社デンソー | 制御システム |
JP5967046B2 (ja) * | 2013-10-04 | 2016-08-10 | トヨタ自動車株式会社 | 無線通信システム及び無線通信システムの測距方法 |
JP6183186B2 (ja) * | 2013-11-29 | 2017-08-23 | 株式会社オートネットワーク技術研究所 | ドア解錠システム |
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-
2019
- 2019-04-12 JP JP2019076298A patent/JP7258634B2/ja active Active
-
2020
- 2020-02-28 DE DE112020001893.8T patent/DE112020001893T5/de active Pending
- 2020-02-28 CN CN202080027437.8A patent/CN113661299B/zh active Active
- 2020-02-28 WO PCT/JP2020/008358 patent/WO2020208973A1/ja active Application Filing
- 2020-02-28 US US17/602,132 patent/US20220144212A1/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011234079A (ja) * | 2010-04-27 | 2011-11-17 | Buffalo Inc | 無線通信装置、無線通信装置の制御方法 |
JP2016155526A (ja) * | 2015-02-26 | 2016-09-01 | 株式会社日本自動車部品総合研究所 | 車両盗難防止装置 |
JP2017179873A (ja) * | 2016-03-30 | 2017-10-05 | 株式会社東海理化電機製作所 | キー位置検出システム |
Also Published As
Publication number | Publication date |
---|---|
CN113661299B (zh) | 2023-05-05 |
US20220144212A1 (en) | 2022-05-12 |
DE112020001893T5 (de) | 2022-01-20 |
WO2020208973A1 (ja) | 2020-10-15 |
CN113661299A (zh) | 2021-11-16 |
JP7258634B2 (ja) | 2023-04-17 |
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