JPS57206175A - Two-way double television device - Google Patents
Two-way double television deviceInfo
- Publication number
- JPS57206175A JPS57206175A JP56091837A JP9183781A JPS57206175A JP S57206175 A JPS57206175 A JP S57206175A JP 56091837 A JP56091837 A JP 56091837A JP 9183781 A JP9183781 A JP 9183781A JP S57206175 A JPS57206175 A JP S57206175A
- Authority
- JP
- Japan
- Prior art keywords
- filter
- slave device
- branching
- signal
- pass filter
- 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
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/16—Analogue secrecy systems; Analogue subscription systems
- H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Details Of Television Systems (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56091837A JPS57206175A (en) | 1981-06-15 | 1981-06-15 | Two-way double television device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56091837A JPS57206175A (en) | 1981-06-15 | 1981-06-15 | Two-way double television device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS57206175A true JPS57206175A (en) | 1982-12-17 |
Family
ID=14037698
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP56091837A Pending JPS57206175A (en) | 1981-06-15 | 1981-06-15 | Two-way double television device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57206175A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1999008249A1 (en) * | 1997-08-05 | 1999-02-18 | Pace Micro Technology Plc | Remote control system and apparatus |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS559172B1 (ja) * | 1971-05-15 | 1980-03-08 |
-
1981
- 1981-06-15 JP JP56091837A patent/JPS57206175A/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS559172B1 (ja) * | 1971-05-15 | 1980-03-08 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1999008249A1 (en) * | 1997-08-05 | 1999-02-18 | Pace Micro Technology Plc | Remote control system and apparatus |
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