JPS61113470U - - Google Patents
Info
- Publication number
- JPS61113470U JPS61113470U JP20076984U JP20076984U JPS61113470U JP S61113470 U JPS61113470 U JP S61113470U JP 20076984 U JP20076984 U JP 20076984U JP 20076984 U JP20076984 U JP 20076984U JP S61113470 U JPS61113470 U JP S61113470U
- Authority
- JP
- Japan
- Prior art keywords
- polarity
- character signal
- detection circuit
- circuit
- signal
- 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
- 238000001514 detection method Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
Landscapes
- Studio Circuits (AREA)
Description
第１図は本考案の文字信号挿入装置を示した構
成図、第２図は従来の文字信号挿入装置を示す構
成図である。
１……文字入力信号、２……極性反転回路、３
……極性反転入切回路、４……極性検知回路、５
……スーパー色付加回路、６……キー信号発生回
路、７……スーパー文字出力信号、８……キー信
号出力信号。
FIG. 1 is a block diagram showing a character signal insertion device of the present invention, and FIG. 2 is a block diagram showing a conventional character signal insertion device. 1...Character input signal, 2...Polarity inversion circuit, 3
...Polarity reversal on/off circuit, 4...Polarity detection circuit, 5
...Super color addition circuit, 6...Key signal generation circuit, 7...Super character output signal, 8...Key signal output signal.
Claims (1)
検知回路の出力信号により文字信号の極性を切替
える極性反転回路を具備することを特徴とするテ
レビジヨン文字信号挿入装置。 1. A television character signal insertion device comprising: a television character signal polarity detection circuit; and a polarity inversion circuit for switching the character signal polarity based on an output signal of the detection circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20076984U JPS61113470U (en) | 1984-12-27 | 1984-12-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20076984U JPS61113470U (en) | 1984-12-27 | 1984-12-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61113470U true JPS61113470U (en) | 1986-07-17 |
Family
ID=30761928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20076984U Pending JPS61113470U (en) | 1984-12-27 | 1984-12-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61113470U (en) |
-
1984
- 1984-12-27 JP JP20076984U patent/JPS61113470U/ja active Pending
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