JPH03125652U - - Google Patents
Info
- Publication number
- JPH03125652U JPH03125652U JP3478190U JP3478190U JPH03125652U JP H03125652 U JPH03125652 U JP H03125652U JP 3478190 U JP3478190 U JP 3478190U JP 3478190 U JP3478190 U JP 3478190U JP H03125652 U JPH03125652 U JP H03125652U
- Authority
- JP
- Japan
- Prior art keywords
- key
- controlled object
- vehicle
- reply
- information
- 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.)
- Pending
Links
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
Landscapes
- Lock And Its Accessories (AREA)
Description
第１図は、本考案に係る車両用キー装置の制御
回路を示すブロツク図、第２図は車両用キー装置
をＥＦＩに適用した構成図、第３図は盗難防止処
理のフローチヤートである。
１０（１〜３）……リレー、４……車両用キー
装置、５……ＥＦＩ、６〜８……エンジンの補機
、２０……キーに内蔵された電気回路、２１……
キーコイル、４０……ＣＰＵ、４１……可変周波
数発振器、４２……信号検出コイル。
FIG. 1 is a block diagram showing a control circuit of a vehicle key device according to the present invention, FIG. 2 is a configuration diagram in which the vehicle key device is applied to an EFI, and FIG. 3 is a flowchart of anti-theft processing. 10 (1-3)... Relay, 4... Vehicle key device, 5... EFI, 6-8... Engine auxiliary equipment, 20... Electric circuit built into the key, 21...
Key coil, 40...CPU, 41...Variable frequency oscillator, 42...Signal detection coil.
Claims (1)
通信を行つて得られたキー共振信号を判定して制
御対象へ駆動の許可または禁止指令を与える車両
用キー装置において、前記制御対象と定期的に通
信を行う手段と、該制御対象からの返信を判断す
る手段と、該制御対象からの返信がないとき、ま
たは返信情報が車両用情報と一致していなときに
車両の運転を不能にする手段と、を具備する車両
用キー装置。 In a vehicle key device that determines a key resonance signal obtained by communicating information through magnetic coupling between a key and a key cylinder and issues a drive permission or prohibition command to a controlled object, the device regularly communicates with the controlled object. means for determining a reply from the controlled object, and means for disabling the vehicle when there is no reply from the controlled object or when the reply information does not match vehicle information. A vehicle key device comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3478190U JPH03125652U (en) | 1990-03-31 | 1990-03-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3478190U JPH03125652U (en) | 1990-03-31 | 1990-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03125652U true JPH03125652U (en) | 1991-12-18 |
Family
ID=31539555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3478190U Pending JPH03125652U (en) | 1990-03-31 | 1990-03-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03125652U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998010964A1 (en) * | 1996-09-13 | 1998-03-19 | Kabushiki Kaisha Tokai-Rika-Denki-Seisakusho | Immobilizer system-mounting vehicle and member used for the immobilizer system |
-
1990
- 1990-03-31 JP JP3478190U patent/JPH03125652U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998010964A1 (en) * | 1996-09-13 | 1998-03-19 | Kabushiki Kaisha Tokai-Rika-Denki-Seisakusho | Immobilizer system-mounting vehicle and member used for the immobilizer system |
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