LU102444B1 - Robust 'Hands on Steering Wheel' Classification Based on a Relative Measurement System - Google Patents

Robust 'Hands on Steering Wheel' Classification Based on a Relative Measurement System Download PDF

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Publication number
LU102444B1
LU102444B1 LU102444A LU102444A LU102444B1 LU 102444 B1 LU102444 B1 LU 102444B1 LU 102444 A LU102444 A LU 102444A LU 102444 A LU102444 A LU 102444A LU 102444 B1 LU102444 B1 LU 102444B1
Authority
LU
Luxembourg
Prior art keywords
predefined
signal
momentary
determined
complex impedance
Prior art date
Application number
LU102444A
Other languages
German (de)
English (en)
Inventor
Thomas Faber
Frank Althaus
Oliver Lion
Thomas Meyers
Michael Pütz
Alan Koehler
Laurent Lamesch
Original Assignee
Iee Sa
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 Iee Sa filed Critical Iee Sa
Priority to LU102444A priority Critical patent/LU102444B1/en
Priority to US18/038,739 priority patent/US12015398B2/en
Priority to DE112021006169.0T priority patent/DE112021006169T5/de
Priority to CN202180079232.9A priority patent/CN116490419A/zh
Priority to PCT/EP2021/082823 priority patent/WO2022112330A1/en
Application granted granted Critical
Publication of LU102444B1 publication Critical patent/LU102444B1/en

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/96—Touch switches
    • H03K17/962—Capacitive touch switches
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D1/00—Steering controls, i.e. means for initiating a change of direction of the vehicle
    • B62D1/02—Steering controls, i.e. means for initiating a change of direction of the vehicle vehicle-mounted
    • B62D1/04—Hand wheels
    • B62D1/046—Adaptations on rotatable parts of the steering wheel for accommodation of switches
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
    • B60R21/015—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting the presence or position of passengers, passenger seats or child seats, and the related safety parameters therefor, e.g. speed or timing of airbag inflation in relation to occupant position or seat belt use
    • B60R21/01512—Passenger detection systems
    • B60R21/0153—Passenger detection systems using field detection presence sensors
    • B60R21/01532—Passenger detection systems using field detection presence sensors using electric or capacitive field sensors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
    • H03K2217/94—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated
    • H03K2217/96—Touch switches
    • H03K2217/9607—Capacitive touch switches
    • H03K2217/960705—Safety of capacitive touch and proximity switches, e.g. increasing reliability, fail-safe
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
    • H03K2217/94—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated
    • H03K2217/96—Touch switches
    • H03K2217/9607—Capacitive touch switches
    • H03K2217/96071—Capacitive touch switches characterised by the detection principle
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
    • H03K2217/94—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated
    • H03K2217/96—Touch switches
    • H03K2217/9607—Capacitive touch switches
    • H03K2217/960735—Capacitive touch switches characterised by circuit details

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Steering Controls (AREA)
LU102444A 2020-11-25 2021-01-21 Robust 'Hands on Steering Wheel' Classification Based on a Relative Measurement System LU102444B1 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
LU102444A LU102444B1 (en) 2021-01-21 2021-01-21 Robust 'Hands on Steering Wheel' Classification Based on a Relative Measurement System
US18/038,739 US12015398B2 (en) 2020-11-25 2021-11-24 Robust ‘hands on steering wheel’ classification based on a relative measurement system
DE112021006169.0T DE112021006169T5 (de) 2020-11-25 2021-11-24 Robuste Klassifizierung für "Hände auf dem Lenkrad", basierend auf einem relativen Messsystem
CN202180079232.9A CN116490419A (zh) 2020-11-25 2021-11-24 基于相对测量系统的鲁棒的“方向盘上手”分类
PCT/EP2021/082823 WO2022112330A1 (en) 2020-11-25 2021-11-24 Robust 'hands on steering wheel' classification based on a relative measurement system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU102444A LU102444B1 (en) 2021-01-21 2021-01-21 Robust 'Hands on Steering Wheel' Classification Based on a Relative Measurement System

Publications (1)

Publication Number Publication Date
LU102444B1 true LU102444B1 (en) 2022-07-21

Family

ID=74626055

Family Applications (1)

Application Number Title Priority Date Filing Date
LU102444A LU102444B1 (en) 2020-11-25 2021-01-21 Robust 'Hands on Steering Wheel' Classification Based on a Relative Measurement System

Country Status (2)

Country Link
CN (1) CN116490419A (zh)
LU (1) LU102444B1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220200594A1 (en) * 2019-04-12 2022-06-23 Iee International Electronics & Engineering S.A. Capacitive sensor device with selective loading and coupling measurement mode

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1292485B1 (de) 2000-06-06 2004-02-11 Robert Bosch Gmbh Verfahren zum detektieren der position von händen auf einem lenkrad
US20110084857A1 (en) * 2009-10-08 2011-04-14 3M Innovative Properties Company Multi-touch touch device with multiple drive frequencies and maximum likelihood estimation
WO2012093080A1 (en) * 2011-01-07 2012-07-12 Iee International Electronics & Engineering S.A. Capacitive occupant sensor including resonant network
WO2016096815A1 (en) 2014-12-15 2016-06-23 Iee International Electronics & Engineering S.A. Planar flexible carrier for use in steering wheel heating and/or sensing
WO2017129533A1 (en) 2016-01-26 2017-08-03 Iee International Electronics & Engineering S.A. Capacitive seat occupancy detection and classification system
US20180032200A1 (en) 2016-07-29 2018-02-01 Ls Automotive Corp Electrostatic capacity switching unit

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1292485B1 (de) 2000-06-06 2004-02-11 Robert Bosch Gmbh Verfahren zum detektieren der position von händen auf einem lenkrad
US20110084857A1 (en) * 2009-10-08 2011-04-14 3M Innovative Properties Company Multi-touch touch device with multiple drive frequencies and maximum likelihood estimation
WO2012093080A1 (en) * 2011-01-07 2012-07-12 Iee International Electronics & Engineering S.A. Capacitive occupant sensor including resonant network
WO2016096815A1 (en) 2014-12-15 2016-06-23 Iee International Electronics & Engineering S.A. Planar flexible carrier for use in steering wheel heating and/or sensing
WO2017129533A1 (en) 2016-01-26 2017-08-03 Iee International Electronics & Engineering S.A. Capacitive seat occupancy detection and classification system
US20180032200A1 (en) 2016-07-29 2018-02-01 Ls Automotive Corp Electrostatic capacity switching unit

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
J. R. SMITH ET AL.: "Electric Field Sensing for Graphical Interfaces", IEEE COMPUTER GRAPHICS AND APPLICATIONS, vol. 18, no. 3, 1998, pages 54 - 60, XP000927340, DOI: 10.1109/38.674972

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220200594A1 (en) * 2019-04-12 2022-06-23 Iee International Electronics & Engineering S.A. Capacitive sensor device with selective loading and coupling measurement mode

Also Published As

Publication number Publication date
CN116490419A (zh) 2023-07-25

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Effective date: 20220721