JPS5925874U - Pay TV signal decoder - Google Patents
Pay TV signal decoderInfo
- Publication number
- JPS5925874U JPS5925874U JP12144382U JP12144382U JPS5925874U JP S5925874 U JPS5925874 U JP S5925874U JP 12144382 U JP12144382 U JP 12144382U JP 12144382 U JP12144382 U JP 12144382U JP S5925874 U JPS5925874 U JP S5925874U
- Authority
- JP
- Japan
- Prior art keywords
- signal decoder
- pay
- decoding circuit
- television signal
- operate
- 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
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図および第２図は本考案を説明するための特性図、
第３図、第４図および第５図はいずれも本考案実施例を
示す回路図である。
２・・・・・・解読回路、Ｌｌ、Ｒ２・・・・・・コイ
／Ｌ／−，ＳＷ・・・・・・スイッチ、Ｄｌ、Ｄ２・・
・・・・ダイオード、Ｒ１，Ｒ２・・・・・・抵抗。1 and 2 are characteristic diagrams for explaining the present invention,
3, 4 and 5 are circuit diagrams showing an embodiment of the present invention. 2... Decoding circuit, Ll, R2... Carp/L/-, SW... Switch, Dl, D2...
...Diode, R1, R2...Resistance.
Claims (1)
路と、この解読回路に接続されたスイッチ手段と、この
スイッチ手段に接続された直流電源とを含み、上記スイ
ッチ手段が閉状態の時のみ上記解読回路を動作させるよ
うに構成したことを特徴とする有料テレビジョン信号解
読器。 ２ 上記直流電源が一定値以上の電圧を保持している間
のみ上記解読回路を動作させるように構成したことを特
徴とする実用新案登録請求の範囲第１項記載の有料テレ
ビジョン信号解読器。 ゛[Claims for Utility Model Registration] 1. A decoding circuit having a function of decoding a television signal, a switch means connected to this decoding circuit, and a DC power supply connected to this switch means, A pay television signal decoder characterized in that the decoding circuit is configured to operate only when the means is in a closed state. 2. The pay television signal decoder according to claim 1, wherein the decoding circuit is configured to operate only while the DC power source maintains a voltage above a certain value.゛
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12144382U JPS5925874U (en) | 1982-08-10 | 1982-08-10 | Pay TV signal decoder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12144382U JPS5925874U (en) | 1982-08-10 | 1982-08-10 | Pay TV signal decoder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5925874U true JPS5925874U (en) | 1984-02-17 |
Family
ID=30277952
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12144382U Pending JPS5925874U (en) | 1982-08-10 | 1982-08-10 | Pay TV signal decoder |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5925874U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63211885A (en) * | 1986-11-25 | 1988-09-02 | インターナショナル・テレシステムス・インコーポレーテッド | System and method for safe transmission of television signal |
-
1982
- 1982-08-10 JP JP12144382U patent/JPS5925874U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63211885A (en) * | 1986-11-25 | 1988-09-02 | インターナショナル・テレシステムス・インコーポレーテッド | System and method for safe transmission of television signal |
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