CA1110342A - Keyless entry system - Google Patents
Keyless entry systemInfo
- Publication number
- CA1110342A CA1110342A CA308,623A CA308623A CA1110342A CA 1110342 A CA1110342 A CA 1110342A CA 308623 A CA308623 A CA 308623A CA 1110342 A CA1110342 A CA 1110342A
- Authority
- CA
- Canada
- Prior art keywords
- code
- signal
- processor
- base code
- control station
- 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.)
- Expired
Links
- 230000004044 response Effects 0.000 claims abstract description 13
- 230000003321 amplification Effects 0.000 claims abstract description 7
- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 7
- 108010076504 Protein Sorting Signals Proteins 0.000 claims description 12
- 230000000977 initiatory effect Effects 0.000 claims description 8
- 230000004048 modification Effects 0.000 claims description 6
- 238000012986 modification Methods 0.000 claims description 6
- 238000001208 nuclear magnetic resonance pulse sequence Methods 0.000 claims description 6
- 230000008030 elimination Effects 0.000 claims description 5
- 238000003379 elimination reaction Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 11
- 230000007246 mechanism Effects 0.000 description 10
- 230000004913 activation Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000005286 illumination Methods 0.000 description 3
- 101150087426 Gnal gene Proteins 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 101100400378 Mus musculus Marveld2 gene Proteins 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000005316 response function Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000012163 sequencing technique Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000344 soap Substances 0.000 description 1
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
- G07C9/00658—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by passive electrical keys
- G07C9/00674—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by passive electrical keys with switch-buttons
- G07C9/0069—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by passive electrical keys with switch-buttons actuated in a predetermined sequence
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Lock And Its Accessories (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US82143777A | 1977-08-03 | 1977-08-03 | |
US821,437 | 1977-08-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1110342A true CA1110342A (en) | 1981-10-06 |
Family
ID=25233410
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA308,623A Expired CA1110342A (en) | 1977-08-03 | 1978-08-02 | Keyless entry system |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS5427899A (cs) |
CA (1) | CA1110342A (cs) |
DE (1) | DE2831967A1 (cs) |
FR (1) | FR2399520A1 (cs) |
GB (1) | GB2002158B (cs) |
IT (1) | IT1097565B (cs) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2467946A1 (fr) * | 1979-10-16 | 1981-04-30 | Phan Chi Cao Son | Serrure electronique a alarme |
JPS57205676A (en) * | 1981-06-09 | 1982-12-16 | Mitsubishi Electric Corp | Automatic controller for building |
EP0068437B2 (en) * | 1981-06-24 | 1989-10-25 | Nissan Motor Co., Ltd. | Keyless entry system for an automotive vehicle |
JPS6010077A (ja) * | 1983-06-29 | 1985-01-19 | マツダ株式会社 | 自動車の電子キ−装置 |
GB2144249A (en) * | 1983-07-30 | 1985-02-27 | George Batey | Anti-theft device |
DE3415355A1 (de) * | 1984-04-25 | 1985-10-31 | Franz Dipl.-Ing. Wilhelm (FH), 8000 München | Vorrichtung zum entriegeln von versperrten kraftfahrzeugtueren |
JPS60242188A (ja) * | 1984-05-15 | 1985-12-02 | 株式会社日立製作所 | エレベ−タ−の呼び登録装置 |
FR2580712B1 (fr) * | 1985-04-23 | 1987-06-05 | Ferco Int Usine Ferrures | Dispositif d'alarme pour dispositif electromecanique de manoeuvre commande par un code |
FR2580713B1 (fr) * | 1985-04-23 | 1991-09-20 | Ferco Int Usine Ferrures | Dispositif electromagnetique de manoeuvre commande par code et protege contre les chocs et les arrachements |
FR2581116A1 (fr) * | 1985-04-26 | 1986-10-31 | Lagarrigue Paul | Antivol electrique a code |
DE3536377A1 (de) * | 1985-10-11 | 1987-04-16 | Bayerische Motoren Werke Ag | Sicherheitseinrichtung fuer kraftfahrzeuge |
GB2184273A (en) * | 1985-12-17 | 1987-06-17 | Istvan Igari | Code-operated, combined access-and-operation security system |
DE3817495A1 (de) * | 1988-05-21 | 1989-11-30 | Bayerische Motoren Werke Ag | Kraftwagen mit benutzerspezifischen einstellbaren elektronisch steuerbaren funktionen |
GB8816371D0 (en) * | 1988-07-08 | 1988-08-10 | Jenson B | Liquid crystal display theft deterent & detection device |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3859634A (en) * | 1971-04-09 | 1975-01-07 | Little Inc A | Digital lock system having electronic key card |
US3691396A (en) * | 1971-08-09 | 1972-09-12 | Gen Motors Corp | Electronic combination door and ignition lock |
US3766400A (en) * | 1972-10-30 | 1973-10-16 | Gen Motors Corp | Electronic combination lock |
NO135293C (cs) * | 1974-10-21 | 1977-03-16 | Hans Olai Morenskog | |
JPS524400A (en) * | 1975-06-30 | 1977-01-13 | Shinjiyu Seiki Kogyo Kk | Electron lock |
-
1978
- 1978-07-20 DE DE19782831967 patent/DE2831967A1/de active Granted
- 1978-07-24 GB GB7830821A patent/GB2002158B/en not_active Expired
- 1978-07-28 FR FR7822368A patent/FR2399520A1/fr active Granted
- 1978-07-31 JP JP9354778A patent/JPS5427899A/ja active Granted
- 1978-08-01 IT IT26357/78A patent/IT1097565B/it active
- 1978-08-02 CA CA308,623A patent/CA1110342A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS6316550B2 (cs) | 1988-04-09 |
FR2399520A1 (fr) | 1979-03-02 |
DE2831967A1 (de) | 1979-02-22 |
GB2002158A (en) | 1979-02-14 |
FR2399520B1 (cs) | 1984-08-17 |
IT1097565B (it) | 1985-08-31 |
IT7826357A0 (it) | 1978-08-01 |
DE2831967C2 (cs) | 1989-08-10 |
JPS5427899A (en) | 1979-03-02 |
GB2002158B (en) | 1982-10-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKEX | Expiry |