EP0081765A3 - Theft protection device for motor vehicles - Google Patents

Theft protection device for motor vehicles Download PDF

Info

Publication number
EP0081765A3
EP0081765A3 EP82111179A EP82111179A EP0081765A3 EP 0081765 A3 EP0081765 A3 EP 0081765A3 EP 82111179 A EP82111179 A EP 82111179A EP 82111179 A EP82111179 A EP 82111179A EP 0081765 A3 EP0081765 A3 EP 0081765A3
Authority
EP
European Patent Office
Prior art keywords
protection device
motor vehicles
theft protection
theft
vehicles
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.)
Granted
Application number
EP82111179A
Other languages
German (de)
Other versions
EP0081765B2 (en
EP0081765B1 (en
EP0081765A2 (en
Inventor
Arnost Proske
Walter Weishaupt
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.)
Bayerische Motoren Werke AG
Original Assignee
Bayerische Motoren Werke AG
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25797947&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP0081765(A3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from DE19813149259 external-priority patent/DE3149259A1/en
Priority claimed from DE19823240945 external-priority patent/DE3240945A1/en
Application filed by Bayerische Motoren Werke AG filed Critical Bayerische Motoren Werke AG
Publication of EP0081765A2 publication Critical patent/EP0081765A2/en
Publication of EP0081765A3 publication Critical patent/EP0081765A3/en
Application granted granted Critical
Publication of EP0081765B1 publication Critical patent/EP0081765B1/en
Publication of EP0081765B2 publication Critical patent/EP0081765B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G07C9/00182—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with unidirectional 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
    • G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
    • G07C2009/00753—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by active electrical keys
    • G07C2009/00769—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by active electrical keys with data transmission performed by wireless means
    • G07C2009/00785—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by active electrical keys with data transmission performed by wireless means by light

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Lock And Its Accessories (AREA)
EP19820111179 1981-12-11 1982-12-02 Theft protection device for motor vehicles Expired - Lifetime EP0081765B2 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE19813149259 DE3149259A1 (en) 1981-12-11 1981-12-11 Anti-theft device for motor vehicles
DE3149259 1981-12-11
DE3240945 1982-11-05
DE19823240945 DE3240945A1 (en) 1982-11-05 1982-11-05 ANTI-THEFT SECURITY DEVICE FOR MOTOR VEHICLES

Publications (4)

Publication Number Publication Date
EP0081765A2 EP0081765A2 (en) 1983-06-22
EP0081765A3 true EP0081765A3 (en) 1984-02-08
EP0081765B1 EP0081765B1 (en) 1986-04-02
EP0081765B2 EP0081765B2 (en) 1991-07-03

Family

ID=25797947

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19820111179 Expired - Lifetime EP0081765B2 (en) 1981-12-11 1982-12-02 Theft protection device for motor vehicles

Country Status (1)

Country Link
EP (1) EP0081765B2 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1267955C (en) * 1985-08-09 1990-04-17 Keyless vehicle entry apparatus
SE448803B (en) * 1986-05-22 1987-03-16 Ljungmans Ind Ab WAY TO PREVENT UNAUTHORIZED ACCESS OF INFORMATION
US4845505A (en) * 1987-02-13 1989-07-04 Toyota Jidosha Kabushiki Kaisha Automobile antenna system for diversity reception
DE9312460U1 (en) * 1993-08-19 1994-12-15 Siemens AG, 80333 München Electronic arrangement for monitoring a condition of one or more objects, e.g. one thing and / or person
DE4340260A1 (en) * 1993-10-01 1995-04-06 Marquardt Gmbh Locking system, in particular for motor vehicles
DE4421496B4 (en) * 1993-10-01 2006-09-07 Marquardt Gmbh Electronic door closing system on a motor vehicle

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2437314A1 (en) * 1974-08-02 1976-02-12 Thomas Schubert Electronic anti-theft switch for car - with coded light signal key and photosensitive cell on window of car
DE2909134A1 (en) * 1978-03-17 1979-09-20 Neiman Gmbh & Co Kg DEVICE FOR CONTROLLING A MOTOR VEHICLE LOCKING DEVICE
DE2911828A1 (en) * 1979-03-26 1980-10-16 Vdo Schindling Radio controlled door lock for vehicle - has key transmitting PCM signals to receiver in lock containing demodulator and code comparator
DE2926304A1 (en) * 1979-06-29 1981-01-29 Daimler Benz Ag Security lock and theft alarm for motor vehicle - has electronic transmitter and receiver linked by non-electrical circuit

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2437314A1 (en) * 1974-08-02 1976-02-12 Thomas Schubert Electronic anti-theft switch for car - with coded light signal key and photosensitive cell on window of car
DE2909134A1 (en) * 1978-03-17 1979-09-20 Neiman Gmbh & Co Kg DEVICE FOR CONTROLLING A MOTOR VEHICLE LOCKING DEVICE
DE2911828A1 (en) * 1979-03-26 1980-10-16 Vdo Schindling Radio controlled door lock for vehicle - has key transmitting PCM signals to receiver in lock containing demodulator and code comparator
DE2926304A1 (en) * 1979-06-29 1981-01-29 Daimler Benz Ag Security lock and theft alarm for motor vehicle - has electronic transmitter and receiver linked by non-electrical circuit

Also Published As

Publication number Publication date
EP0081765B2 (en) 1991-07-03
EP0081765B1 (en) 1986-04-02
EP0081765A2 (en) 1983-06-22

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