JPH01177374U

JPH01177374U -

Info

Publication number: JPH01177374U
Application number: JP7417888U
Authority: JP
Priority date: 1988-06-02
Filing date: 1988-06-02
Publication date: 1989-12-19

Description

[Brief explanation of the drawing]

第１図は本考案の一実施例の錠制御装置１０の
電気的構成を示すブロツク図、第２図は第１図で
示された実施例の動作を説明するための受信領域
Ｍ１，Ｍ２の分布を示す車体１３の平面図、第３
図は受光素子３５の指向性を説明するための断面
図、第４図は第１図〜第３図で示された実施例の
動作を説明するためのフローチヤート、第５図は
本考案の他の実施例の錠制御装置５０の電気的構
成を示すブロツク図、第６図は第５図で示された
実施例の動作を説明するための受信領域Ｍ１，Ｍ
２ａの分布を示す車体１３の平面図、第７図は第
５図および第６図で示された実施例の動作を説明
するためのフローチヤート、第８図は本考案のさ
らに他の実施例の動作を説明するための受信領域
Ｍ１〜Ｍ４の分布を示す車体１３の平面図、第９
図は第８図で示された実施例の動作を説明するた
めのフローチヤート、第１０図は従来技術の動作
を説明するための受信領域ｌ１，ｌ２の分布を示
す車体１の平面図である。１０，５０……錠制御装置、１１，５１……送
信機、１２，５２……受信機、１３……車体、１
５……送信スイツチ、１６……コード信号発生回
路、１８……送信回路、１９，３１……アンテナ
、２０……発光制御回路、２１……発光素子、３
２……受信回路、３３……受信レベル検出回路、
３４……識別コード判別回路、３５，５５，６０
，６１……受光素子、３６……受光回路、３７…
…受光レベル検出回路、３８……処理回路、３９
……ロツク検出回路、Ａ１〜Ａ５……アクチユエ
ータ、Ｄ１〜Ｄ４……ドア、Ｄ５……トランク、
Ｍ１，Ｍ２，Ｍ２ａ，Ｍ３，Ｍ４……受信領域。 FIG. 1 is a block diagram showing the electrical configuration of a lock control device 10 according to an embodiment of the present invention, and FIG. 2 shows reception areas M1 and M2 for explaining the operation of the embodiment shown in FIG. Plan view of vehicle body 13 showing distribution, 3rd
The figure is a cross-sectional view for explaining the directivity of the light receiving element 35, FIG. 4 is a flowchart for explaining the operation of the embodiment shown in FIGS. 1 to 3, and FIG. A block diagram showing the electrical configuration of the lock control device 50 of another embodiment, FIG. 6 is a receiving area M1, M for explaining the operation of the embodiment shown in FIG.
7 is a flowchart for explaining the operation of the embodiment shown in FIGS. 5 and 6, and FIG. 8 is a plan view of the vehicle body 13 showing the distribution of 9 is a plan view of the vehicle body 13 showing the distribution of reception areas M1 to M4 for explaining the operation of the
This figure is a flowchart for explaining the operation of the embodiment shown in FIG. 8, and FIG. 10 is a plan view of the vehicle body 1 showing the distribution of reception areas l1 and l2 for explaining the operation of the prior art. . 10,50...Lock control device, 11,51...Transmitter, 12,52...Receiver, 13...Vehicle body, 1
5... Transmission switch, 16... Code signal generation circuit, 18... Transmission circuit, 19, 31... Antenna, 20... Light emission control circuit, 21... Light emitting element, 3
2... Receiving circuit, 33... Reception level detection circuit,
34...Identification code discrimination circuit, 35, 55, 60
, 61... Light receiving element, 36... Light receiving circuit, 37...
...Received light level detection circuit, 38...Processing circuit, 39
...Lock detection circuit, A1-A5... Actuator, D1-D4... Door, D5... Trunk,
M1, M2, M2a, M3, M4...reception area.

Claims

[Claims for Utility Model Registration] A portable transmitter that outputs multiple types of electromagnetic waves with mutually different directivity, a first receiving means provided on a vehicle body that receives weakly directional electromagnetic waves, and a predetermined position on the vehicle body. a second receiving means that is provided in the second receiving means, has a predetermined receiving area, and receives strongly directional electromagnetic waves, and is responsive to the outputs of the first and second receiving means;
A lock control device for an automobile, comprising: control means for controlling a lock of a door or the like in accordance with reception modes of the first and second reception means.