JPH01147538U - - Google Patents
Info
- Publication number
- JPH01147538U JPH01147538U JP4327488U JP4327488U JPH01147538U JP H01147538 U JPH01147538 U JP H01147538U JP 4327488 U JP4327488 U JP 4327488U JP 4327488 U JP4327488 U JP 4327488U JP H01147538 U JPH01147538 U JP H01147538U
- Authority
- JP
- Japan
- Prior art keywords
- data transmission
- transmission device
- communication
- vehicle
- power supply
- 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
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 2
Landscapes
- Mobile Radio Communication Systems (AREA)
Description
第１図は本考案のクレーム対応図、第２図は本
考案の実施例装置の全体構成図、第３図はデータ
伝送部のブロツク図、第４図は電源保持部の回路
図、第５図は制御コンピユータの電気的構成を示
すブロツク図、第６図は第２図の各部の動作タイ
ムチヤート、第７図は本実施例装置の処理手順を
示すフローチヤート、第８図は車両用データ伝送
装置の他の例を示す全体構成図、第９図は他の例
におけるデータ伝送部のブロツク図、第１０図は
他の例における制御コンピユータの電気的構成を
示すブロツク図、第１１図および第１２図は警報
表示装置の説明図、第１３図はオルタネータ発電
電流上限値特性図、第１４図は負荷消費電流を示
すテーブル、第１５図は他の例における処理手順
を示すフローチヤート、第１６図は警報表示装置
の表示例である。
１……制御コンピユータ、２……ＣＲＴ表示装
置、３……外部記憶装置、４……ハンドセツト、
５……モデム、６……音声データ切換装置、７…
…無線機、８……アンテナ、１０……データ伝送
部、２０……電源保持部、２１，２５……リレー
、２２，２６……ダイオード、２３，２７……ト
ランジスタ、２４，２８……抵抗。
Fig. 1 is a diagram corresponding to the claims of the present invention, Fig. 2 is an overall configuration diagram of an embodiment of the device of the present invention, Fig. 3 is a block diagram of the data transmission section, Fig. 4 is a circuit diagram of the power supply holding section, and Fig. 5 Fig. 6 is a block diagram showing the electrical configuration of the control computer, Fig. 6 is an operation time chart of each part in Fig. 2, Fig. 7 is a flow chart showing the processing procedure of the device of this embodiment, and Fig. 8 is vehicle data. FIG. 9 is a block diagram of the data transmission unit in another example; FIG. 10 is a block diagram showing the electrical configuration of the control computer in another example; FIGS. Fig. 12 is an explanatory diagram of the alarm display device, Fig. 13 is a characteristic diagram of the alternator generated current upper limit value, Fig. 14 is a table showing the load consumption current, Fig. 15 is a flowchart showing the processing procedure in another example, FIG. 16 is an example of a display on the alarm display device. 1... Control computer, 2... CRT display device, 3... External storage device, 4... Handset,
5...Modem, 6...Audio data switching device, 7...
... Radio equipment, 8 ... Antenna, 10 ... Data transmission section, 20 ... Power supply holding section, 21, 25 ... Relay, 22, 26 ... Diode, 23, 27 ... Transistor, 24, 28 ... Resistor .
Claims (1)
なう車両用データ伝送装置において、 通信実行中にイグニツシヨンスイツチのＯＦＦ
が検出されても、通信が終了するまでの間、上記
データ伝送装置の電源を保持する電源保持手段を
設けたことを特徴とする車両用データ伝送装置。[Scope of utility model registration claim] In a vehicle data transmission device that transmits and receives data using wireless communication with an external base station, turning off the ignition switch while communication is in progress.
1. A data transmission device for a vehicle, characterized in that a data transmission device for a vehicle is provided with a power supply holding means that maintains the power supply of the data transmission device until communication is terminated even if the communication is detected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4327488U JPH01147538U (en) | 1988-03-31 | 1988-03-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4327488U JPH01147538U (en) | 1988-03-31 | 1988-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01147538U true JPH01147538U (en) | 1989-10-12 |
Family
ID=31269678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4327488U Pending JPH01147538U (en) | 1988-03-31 | 1988-03-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01147538U (en) |
-
1988
- 1988-03-31 JP JP4327488U patent/JPH01147538U/ja active Pending
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