JPH0339943U - - Google Patents
Info
- Publication number
- JPH0339943U JPH0339943U JP10090489U JP10090489U JPH0339943U JP H0339943 U JPH0339943 U JP H0339943U JP 10090489 U JP10090489 U JP 10090489U JP 10090489 U JP10090489 U JP 10090489U JP H0339943 U JPH0339943 U JP H0339943U
- Authority
- JP
- Japan
- Prior art keywords
- unit side
- slave
- base unit
- signal
- unit
- 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
- 230000002457 bidirectional effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Bidirectional Digital Transmission (AREA)
Description
第１図は本考案にかかる双方向有線通信回路が
ＶＴＲに装備された例を説明するための図で、双
方向有線通信回路の構成図である。第２図は従来
の双方向有線通信回路を説明するための第１図に
対応する図である。
ａ…ＶＴＲ（親機）、ｂ…ＶＴＲ（子機）、１
０ａ，１０ｂ…操作部、１１ａ，１１ｂ…操作信
号、２０ａ，２０ｂ…制御部、３０…スイツチ部
、４０…ケーブル線。
FIG. 1 is a diagram for explaining an example in which a VTR is equipped with a bidirectional wired communication circuit according to the present invention, and is a block diagram of the bidirectional wired communication circuit. FIG. 2 is a diagram corresponding to FIG. 1 for explaining a conventional bidirectional wired communication circuit. a...VTR (base unit), b...VTR (slave unit), 1
0a, 10b...operation unit, 11a, 11b...operation signal, 20a, 20b...control unit, 30...switch unit, 40...cable line.
Claims (1)
と子機とを双方に装備した操作スイツチを通じて
相互に制御する双方向有線通信回路であつて、親
機側操作スイツチ、子機側操作スイツチの各操作
に応じた親機側、子機側操作信号を生成する親機
側、子機側操作部と、前記親機側操作信号と前記
子機側操作信号とを入力とし当該両信号の何れか
一つを出力するスイツチ部と、当該スイツチ部の
出力信号を導入し又は前記ケーブル線を介して導
入し、当該信号に基づいて前記親機、子機におけ
る各構成部を制御する親機側、子機側制御部とを
具備していることを特徴とする双方向有線通信回
路。 It is a two-way wired communication circuit that mutually controls a master unit and a slave unit connected to each other by a single cable line through operation switches equipped on both sides. A base unit side that generates a base unit side operation signal according to the operation, a base unit side that generates a slave unit side operation signal, a slave unit side operation unit, the base unit side operation signal and the slave unit side operation signal as input, and either of the two signals. a switch unit that outputs one signal, and a base unit side that introduces the output signal of the switch unit or introduces it via the cable line and controls each component of the base unit and slave unit based on the signal; A two-way wired communication circuit characterized by comprising a slave side control section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10090489U JPH0339943U (en) | 1989-08-28 | 1989-08-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10090489U JPH0339943U (en) | 1989-08-28 | 1989-08-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0339943U true JPH0339943U (en) | 1991-04-17 |
Family
ID=31649883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10090489U Pending JPH0339943U (en) | 1989-08-28 | 1989-08-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0339943U (en) |
-
1989
- 1989-08-28 JP JP10090489U patent/JPH0339943U/ja active Pending
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