KR880022829U - Television / teletext signal switching circuit - Google Patents
Television / teletext signal switching circuitInfo
- Publication number
- KR880022829U KR880022829U KR2019870008128U KR870008128U KR880022829U KR 880022829 U KR880022829 U KR 880022829U KR 2019870008128 U KR2019870008128 U KR 2019870008128U KR 870008128 U KR870008128 U KR 870008128U KR 880022829 U KR880022829 U KR 880022829U
- Authority
- KR
- South Korea
- Prior art keywords
- television
- switching circuit
- signal switching
- teletext signal
- teletext
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/46—Receiver circuitry for the reception of television signals according to analogue transmission standards for receiving on more than one standard at will
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
- H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
- H03K17/62—Switching arrangements with several input- output-terminals, e.g. multiplexers, distributors
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Television Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR2019870008128U KR900000374Y1 (en) | 1987-05-25 | 1987-05-25 | Tv/teletext signal switching circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR2019870008128U KR900000374Y1 (en) | 1987-05-25 | 1987-05-25 | Tv/teletext signal switching circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR880022829U true KR880022829U (en) | 1988-12-27 |
| KR900000374Y1 KR900000374Y1 (en) | 1990-01-30 |
Family
ID=19263299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR2019870008128U KR900000374Y1 (en) | 1987-05-25 | 1987-05-25 | Tv/teletext signal switching circuit |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR900000374Y1 (en) |
-
1987
- 1987-05-25 KR KR2019870008128U patent/KR900000374Y1/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| KR900000374Y1 (en) | 1990-01-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A201 | Request for examination | ||
| E701 | Decision to grant or registration of patent right | ||
| REGI | Registration of establishment | ||
| FPAY | Annual fee payment |
Payment date: 20001229 Year of fee payment: 12 |
|
| LAPS | Lapse due to unpaid annual fee |