JPS63113345U

JPS63113345U -

Info

Publication number: JPS63113345U
Application number: JP1987003609U
Authority: JP
Priority date: 1987-01-16
Filing date: 1987-01-16
Publication date: 1988-07-21

Description

[Brief explanation of the drawing]

第１図は本考案の一実施例のブロツク図、第２
図は第１図の要部の詳細な結線例を示す図、及び
第３図は従来構成のブロツク図である。１０……自動車電話装置、１１……制御器、１
２……送受信機、１３ａ……信号系ライン、１３
ｂ……電源ライン、１４……データモデム、１５
……車載バツテリ、１６……電源ケーブル、１７
ａ……信号系ライン、１７ｂ……電源ケーブル、
１８……電源ライン、１９，２０……コネクタ、
２１……第１コネクタ、２２……第２コネクタ、
２３，２４，３０，３１……信号線、２５，２６
，２８，２９……接地線、２７……電源線。 Fig. 1 is a block diagram of an embodiment of the present invention;
The figure shows a detailed connection example of the main parts of FIG. 1, and FIG. 3 is a block diagram of a conventional configuration. 10... Car telephone device, 11... Controller, 1
2... Transmitter/receiver, 13a... Signal system line, 13
b...Power line, 14...Data modem, 15
...Car battery, 16...Power cable, 17
a...Signal line, 17b...Power cable,
18...Power line, 19,20...Connector,
21...first connector, 22...second connector,
23, 24, 30, 31...Signal line, 25, 26
, 28, 29...ground wire, 27...power line.

Claims

[Claims for Utility Model Registration] A data modem for data communication installed in a mobile radio device that is equipped with a transmitter/receiver, a controller, and a connection line including a signal system line and a power supply line that connect these, A data modem for a mobile radio device, characterized in that power is supplied from a power line of the connection line.