JP6791114B2 - 路面状態判別装置 - Google Patents

路面状態判別装置 Download PDF

Info

Publication number
JP6791114B2
JP6791114B2 JP2017254282A JP2017254282A JP6791114B2 JP 6791114 B2 JP6791114 B2 JP 6791114B2 JP 2017254282 A JP2017254282 A JP 2017254282A JP 2017254282 A JP2017254282 A JP 2017254282A JP 6791114 B2 JP6791114 B2 JP 6791114B2
Authority
JP
Japan
Prior art keywords
road surface
data
tire
unit
feature amount
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
JP2017254282A
Other languages
English (en)
Japanese (ja)
Other versions
JP2019120550A (ja
JP2019120550A5 (enExample
Inventor
健一郎 三治
健一郎 三治
洋一朗 鈴木
洋一朗 鈴木
秀徳 大財
秀徳 大財
高俊 関澤
高俊 関澤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Denso Corp
Original Assignee
Denso Corp
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
Application filed by Denso Corp filed Critical Denso Corp
Priority to JP2017254282A priority Critical patent/JP6791114B2/ja
Priority to PCT/JP2018/047408 priority patent/WO2019131567A1/ja
Publication of JP2019120550A publication Critical patent/JP2019120550A/ja
Publication of JP2019120550A5 publication Critical patent/JP2019120550A5/ja
Priority to US16/910,778 priority patent/US11467028B2/en
Application granted granted Critical
Publication of JP6791114B2 publication Critical patent/JP6791114B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C99/00—Subject matter not provided for in other groups of this subclass
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C19/00—Tyre parts or constructions not otherwise provided for
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C23/00—Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H11/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties
    • G01H11/06—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means
    • G01H11/08—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means using piezoelectric devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01W—METEOROLOGY
    • G01W1/00—Meteorology
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C19/00—Tyre parts or constructions not otherwise provided for
    • B60C2019/004—Tyre sensors other than for detecting tyre pressure
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Atmospheric Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Ecology (AREA)
  • Environmental Sciences (AREA)
  • Tires In General (AREA)
JP2017254282A 2017-12-28 2017-12-28 路面状態判別装置 Active JP6791114B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2017254282A JP6791114B2 (ja) 2017-12-28 2017-12-28 路面状態判別装置
PCT/JP2018/047408 WO2019131567A1 (ja) 2017-12-28 2018-12-24 路面状態判別装置
US16/910,778 US11467028B2 (en) 2017-12-28 2020-06-24 Road surface state determination device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2017254282A JP6791114B2 (ja) 2017-12-28 2017-12-28 路面状態判別装置

Publications (3)

Publication Number Publication Date
JP2019120550A JP2019120550A (ja) 2019-07-22
JP2019120550A5 JP2019120550A5 (enExample) 2020-03-12
JP6791114B2 true JP6791114B2 (ja) 2020-11-25

Family

ID=67067413

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2017254282A Active JP6791114B2 (ja) 2017-12-28 2017-12-28 路面状態判別装置

Country Status (3)

Country Link
US (1) US11467028B2 (enExample)
JP (1) JP6791114B2 (enExample)
WO (1) WO2019131567A1 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6773015B2 (ja) 2017-12-22 2020-10-21 株式会社Ｓｏｋｅｎ 路面状態判別装置
JP7047466B2 (ja) * 2018-03-02 2022-04-05 株式会社Soken 路面状態判別装置
JP7493840B2 (ja) * 2020-12-10 2024-06-03 国立研究開発法人産業技術総合研究所 情報処理装置、情報処理方法および制御プログラム

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004016288B3 (de) * 2004-04-02 2005-08-18 Daimlerchrysler Ag Verfahren zur Bestimmung eines Reibwerts
EP1897706B1 (en) 2005-06-17 2014-12-24 Kabushiki Kaisha Bridgestone Road surface state estimating method, road surface state estimating tire, road surface state estimating device, and vehicle control device
JP5937921B2 (ja) * 2012-08-09 2016-06-22 株式会社ブリヂストン 路面状態判別方法とその装置
JP6281346B2 (ja) * 2014-03-18 2018-02-21 株式会社Ｓｏｋｅｎ 路面状況推定装置
JP6392623B2 (ja) * 2014-10-06 2018-09-19 株式会社ブリヂストン 路面状態判別システム
JP6450170B2 (ja) * 2014-12-05 2019-01-09 株式会社ブリヂストン 路面状態判別方法
JP2017198507A (ja) * 2016-04-26 2017-11-02 株式会社デンソー 路面状態検出装置
JP6614073B2 (ja) * 2016-09-06 2019-12-04 株式会社デンソー 路面状態推定装置
WO2019131568A1 (ja) * 2017-12-27 2019-07-04 株式会社デンソー 路面状態判別装置
JP6777103B2 (ja) 2018-01-19 2020-10-28 株式会社Ｓｏｋｅｎ 路面状態判別装置およびそれを含むタイヤシステム
JP7047466B2 (ja) 2018-03-02 2022-04-05 株式会社Soken 路面状態判別装置

Also Published As

Publication number Publication date
WO2019131567A1 (ja) 2019-07-04
JP2019120550A (ja) 2019-07-22
US11467028B2 (en) 2022-10-11
US20200319020A1 (en) 2020-10-08

Similar Documents

Publication Publication Date Title
JP6777103B2 (ja) 路面状態判別装置およびそれを含むタイヤシステム
JP6930355B2 (ja) 路面状態判別装置およびそれを備えたタイヤシステム
JP6773015B2 (ja) 路面状態判別装置
JP7091877B2 (ja) タイヤシステム
JP6969399B2 (ja) タイヤシステム
JP7047466B2 (ja) 路面状態判別装置
JP6828716B2 (ja) 路面状態推定装置
JP6915507B2 (ja) 路面状態判別装置
JP6907965B2 (ja) 路面状態判別装置
JP7367404B2 (ja) タイヤ装置
JP7070155B2 (ja) 路面状態判別装置およびそれを備えるタイヤシステム
JP2018184101A (ja) タイヤ側装置およびそれを含むタイヤ装置
WO2021045050A1 (ja) タイヤ側装置およびそれを含む路面状態判別装置
WO2020054658A1 (ja) タイヤシステム
WO2019131568A1 (ja) 路面状態判別装置
WO2019131567A1 (ja) 路面状態判別装置
JP6946970B2 (ja) 路面状態判別装置
JP7115060B2 (ja) 路面状態判別装置

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20200128

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20200128

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20201006

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20201019

R150 Certificate of patent or registration of utility model

Ref document number: 6791114

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250