JPS6123779U - CATV converter - Google Patents
CATV converterInfo
- Publication number
- JPS6123779U JPS6123779U JP10857484U JP10857484U JPS6123779U JP S6123779 U JPS6123779 U JP S6123779U JP 10857484 U JP10857484 U JP 10857484U JP 10857484 U JP10857484 U JP 10857484U JP S6123779 U JPS6123779 U JP S6123779U
- Authority
- JP
- Japan
- Prior art keywords
- oscillation signal
- local oscillation
- catv converter
- receiver
- detection
- 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.)
- Granted
Links
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の実施例を示すブロシク図、第２図は従
来例を示すブロック図である。
１・・・・・・ＲＦ信号線、２・・・・・・分岐器、３
・・・・・・出力端子、４・・・・・・接続線、５・・
・・・・アンテナ端子、１０・・・・・・同調回路、１
１・・・・・・増幅器、１２・・・・・・検出回路、１
３・・・・・・引込線、１４・・・・・・入力端子、１
５・・・・・・分岐器、１６・・・・・・広帯域チュー
ナー、１７・・・・・・送信出力、１８・・・・・・受
信入力、１９・・・・・・制御回路、２０・・・・・・
ＣＡＴＶコンバーター、２１・・・・・・テレビ受信器
、２２・・・・・・制御信号線、２３・・・・・・チュ
ーナー、２４・・・・・・制御回路。FIG. 1 is a block diagram showing an embodiment of the present invention, and FIG. 2 is a block diagram showing a conventional example. 1...RF signal line, 2...brancher, 3
...Output terminal, 4...Connection line, 5...
...Antenna terminal, 10 ... Tuning circuit, 1
1...Amplifier, 12...Detection circuit, 1
3... Lead-in line, 14... Input terminal, 1
5... Brancher, 16... Broadband tuner, 17... Transmission output, 18... Receiving input, 19... Control circuit, 20...
CATV converter, 21...TV receiver, 22...control signal line, 23...tuner, 24...control circuit.
Claims (1)
号をテレビ受信器のアンテナ端子から取出し、局部発振
信号を同調回路を通して検出回路で検出し、局部発振信
号の有無を判別することでテレビ受信器の視聴を検出す
ることを特長とするＣＡＴＶコンバーター。The local oscillation signal of the tuner built into the TV receiver is taken out from the antenna terminal of the TV receiver, and the local oscillation signal is passed through a tuning circuit and detected by a detection circuit, and the presence or absence of the local oscillation signal is determined. A CATV converter that features viewing detection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10857484U JPS6123779U (en) | 1984-07-18 | 1984-07-18 | CATV converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10857484U JPS6123779U (en) | 1984-07-18 | 1984-07-18 | CATV converter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6123779U true JPS6123779U (en) | 1986-02-12 |
| JPH0218630Y2 JPH0218630Y2 (en) | 1990-05-24 |
Family
ID=30667755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10857484U Granted JPS6123779U (en) | 1984-07-18 | 1984-07-18 | CATV converter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6123779U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63295839A (en) * | 1987-05-26 | 1988-12-02 | Mitsubishi Electric Corp | Engine control device |
-
1984
- 1984-07-18 JP JP10857484U patent/JPS6123779U/en active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63295839A (en) * | 1987-05-26 | 1988-12-02 | Mitsubishi Electric Corp | Engine control device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0218630Y2 (en) | 1990-05-24 |
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