JPS643279U - - Google Patents
Info
- Publication number
- JPS643279U JPS643279U JP9477887U JP9477887U JPS643279U JP S643279 U JPS643279 U JP S643279U JP 9477887 U JP9477887 U JP 9477887U JP 9477887 U JP9477887 U JP 9477887U JP S643279 U JPS643279 U JP S643279U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- ntsc
- color
- pal
- secam
- 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
- 238000006243 chemical reaction Methods 0.000 claims 1
- 238000001514 detection method Methods 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Color Television Systems (AREA)
- Processing Of Color Television Signals (AREA)
Description
第１図は本考案の一実施例の要部を示すブロツ
ク図、第２図はその各部のカラー信号の位相関係
を示す図である。
２……ＳＥＣＡＭ復調部、６……ＳＥＣＡＭ／
ＰＡＬ変換部、１８……ＮＴＳＣ、ＰＡＬ兼用型
カラー信号処理回路、１７……判別回路、１６…
…切換回路。
FIG. 1 is a block diagram showing the main parts of an embodiment of the present invention, and FIG. 2 is a diagram showing the phase relationship of color signals in each part. 2...SECAM demodulation section, 6...SECAM/
PAL converter, 18... NTSC, PAL dual-purpose color signal processing circuit, 17... discrimination circuit, 16...
...Switching circuit.
Claims (1)
きるようにしたテレビジヨン受像機であつてＳＥ
ＣＡＭ信号を復調してＲ−Ｙ、Ｂ−Ｙ線順次信号
を出力するＳＥＣＡＭ復調部と、そのＲ−Ｙ、Ｂ
−Ｙ線順次信号をＮＴＳＣカラーＴＶ信号に変換
するＳＥＣＡＭ／ＮＴＳＣ変換部と、前記ＳＥＣ
ＡＭ復調部からの信号を得て受信信号がＳＥＣＡ
Ｍ信号であることを検出する判別回路と、ＮＴＳ
Ｃ、ＰＡＬ信号を選択的に処理してベースバンド
のカラー信号を出力するＮＴＳＣ、ＰＡＬ兼用型
のカラー信号処理用ＩＣと、前記判別回路のＳＥ
ＣＡＭ検出出力により前記変換部からの出力信号
を前記ＩＣに入力せしめ且つ該ＩＣをＮＴＳＣモ
ードで動作せしめるよう切換える切換回路とを備
えてなるカラーテレビジヨン受像機。 SE is a television receiver that can receive NTSC, PAL, and SECAM signals.
A SECAM demodulator that demodulates the CAM signal and outputs a sequential signal on R-Y and B-Y lines, and its R-Y and B
- a SECAM/NTSC converter for converting the Y-line sequential signal into an NTSC color TV signal;
The signal from the AM demodulator is obtained and the received signal is SECA
A discrimination circuit that detects that it is an M signal and an NTS
C. A color signal processing IC for NTSC and PAL that selectively processes PAL signals and outputs baseband color signals, and an SE of the discrimination circuit.
A color television receiver comprising a switching circuit that inputs an output signal from the conversion section to the IC based on a CAM detection output and switches the IC to operate in the NTSC mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9477887U JPH0526872Y2 (en) | 1987-06-19 | 1987-06-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9477887U JPH0526872Y2 (en) | 1987-06-19 | 1987-06-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS643279U true JPS643279U (en) | 1989-01-10 |
| JPH0526872Y2 JPH0526872Y2 (en) | 1993-07-07 |
Family
ID=31319350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9477887U Expired - Lifetime JPH0526872Y2 (en) | 1987-06-19 | 1987-06-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0526872Y2 (en) |
-
1987
- 1987-06-19 JP JP9477887U patent/JPH0526872Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0526872Y2 (en) | 1993-07-07 |
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