JPH0288375U - - Google Patents
Info
- Publication number
- JPH0288375U JPH0288375U JP16759588U JP16759588U JPH0288375U JP H0288375 U JPH0288375 U JP H0288375U JP 16759588 U JP16759588 U JP 16759588U JP 16759588 U JP16759588 U JP 16759588U JP H0288375 U JPH0288375 U JP H0288375U
- Authority
- JP
- Japan
- Prior art keywords
- muse
- tuner
- signal
- down converter
- ntsc
- 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
- 230000005236 sound signal Effects 0.000 claims 2
- 101000860173 Myxococcus xanthus C-factor Proteins 0.000 claims 1
- 229940028444 muse Drugs 0.000 claims 1
- GMVPRGQOIOIIMI-DWKJAMRDSA-N prostaglandin E1 Chemical group CCCCC[C@H](O)\C=C\[C@H]1[C@H](O)CC(=O)[C@@H]1CCCCCCC(O)=O GMVPRGQOIOIIMI-DWKJAMRDSA-N 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
Landscapes
- Color Television Systems (AREA)
Description
第１図は本考案によるＭＵＳＥ―ＮＴＳＣコン
バータ内蔵ＢＳチユーナの一実施例を示すブロツ
ク図、第２図は従来のＭＵＳＥ―ＮＴＳＣコンバ
ータ内蔵ＢＳチユーナの一例を示すブロツク図で
ある。
１１…２ｎｄコンバータ、１３…ＦＭ復調部、
１７…ＢＰＦ、１８…４相ＤＰＳＫ復号器、１９
…音声デコーダ、３０…ＬＰＦ、３１…Ａ／Ｄコ
ンバータ、３２…映像処理部、３３…タイミング
生成回路、３７…シンク検出回路、３８…判定回
路、４０…電源回路、ＳＷ４，ＳＷ５…オン・オ
フスイツチ。
FIG. 1 is a block diagram showing an embodiment of a BS tuner with a built-in MUSE-NTSC converter according to the present invention, and FIG. 2 is a block diagram showing an example of a conventional BS tuner with a built-in MUSE-NTSC converter. 11...2nd converter, 13...FM demodulation section,
17...BPF, 18...4-phase DPSK decoder, 19
...Audio decoder, 30...LPF, 31...A/D converter, 32...Video processing section, 33...Timing generation circuit, 37...Sink detection circuit, 38...Judgment circuit, 40...Power supply circuit, SW4, SW5...On/off switch .
Claims (1)
し、ＢＳコンバータにより変換して得られたＢＳ
―ＩＦ信号を入力し、該入力したＢＳ―ＩＦ信号
から希望のチヤンネルの映像信号及び音声信号を
出力するＢＳチユーナに、ＭＵＳＥ信号をＮＴＳ
Ｃ信号に変換するＭＵＳＥ―ＮＴＳＣダウンコン
バータを内蔵してなるＭＵＳＥ―ＮＴＳＣダウン
コンバータ内蔵ＢＳチユーナにおいて、 前記ＢＳチユーナの映像信号処理部の出力に得
られる映像信号、前記ＭＵＳＥ−ＮＴＳＣダウン
コンバータの映像信号処理部の出力に得られる映
像信号の少なくとも一方によりＮＴＳＣ放送、Ｍ
ＵＳＥ放送の何れを受信しているかを判定する判
定手段と、 該判定手段の判定結果によりＢＳチユーナの音
声信号処理部又はＭＵＳＥ―ＮＴＳＣダウンコン
バータの一方への電源供給を停止する電源供給制
御手段とを備える、 ことを特徴とするＭＵＳＥ―ＮＴＳＣダウンコン
バータ内蔵ＢＳチユーナ。[Scope of claim for utility model registration] BS obtained by receiving broadcast waves from a broadcasting satellite with a BS antenna and converting them with a BS converter.
- Input the IF signal and send the MUSE signal to the BS tuner that outputs the video signal and audio signal of the desired channel from the input BS-IF signal.
In a BS tuner with a built-in MUSE-NTSC down converter that converts the MUSE-NTSC down converter into a C signal, the video signal obtained from the output of the video signal processing section of the BS tuner, and the video signal of the MUSE-NTSC down converter. NTSC broadcasting, M
A determination means for determining which USE broadcast is being received; and a power supply control means for stopping power supply to either the audio signal processing unit of the BS tuner or the MUSE-NTSC down converter based on the determination result of the determination means. A BS tuner with a built-in MUSE-NTSC down converter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988167595U JPH0724859Y2 (en) | 1988-12-27 | 1988-12-27 | BS tuner with built-in MUSE-NTSC down converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988167595U JPH0724859Y2 (en) | 1988-12-27 | 1988-12-27 | BS tuner with built-in MUSE-NTSC down converter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0288375U true JPH0288375U (en) | 1990-07-12 |
| JPH0724859Y2 JPH0724859Y2 (en) | 1995-06-05 |
Family
ID=31456031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988167595U Expired - Lifetime JPH0724859Y2 (en) | 1988-12-27 | 1988-12-27 | BS tuner with built-in MUSE-NTSC down converter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0724859Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0520473U (en) * | 1991-08-23 | 1993-03-12 | 三洋電機株式会社 | Television receiver |
| JPH05236382A (en) * | 1991-07-03 | 1993-09-10 | Sanyo Electric Co Ltd | Video receiving circuit of television receiver |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6258973U (en) * | 1985-09-30 | 1987-04-11 | ||
| JPS63200972U (en) * | 1987-06-17 | 1988-12-23 | ||
| JPH0279691A (en) * | 1988-09-16 | 1990-03-20 | Hitachi Ltd | satellite receiver |
-
1988
- 1988-12-27 JP JP1988167595U patent/JPH0724859Y2/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6258973U (en) * | 1985-09-30 | 1987-04-11 | ||
| JPS63200972U (en) * | 1987-06-17 | 1988-12-23 | ||
| JPH0279691A (en) * | 1988-09-16 | 1990-03-20 | Hitachi Ltd | satellite receiver |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05236382A (en) * | 1991-07-03 | 1993-09-10 | Sanyo Electric Co Ltd | Video receiving circuit of television receiver |
| JPH0520473U (en) * | 1991-08-23 | 1993-03-12 | 三洋電機株式会社 | Television receiver |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0724859Y2 (en) | 1995-06-05 |
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