JPH0284480U - - Google Patents
Info
- Publication number
- JPH0284480U JPH0284480U JP16238088U JP16238088U JPH0284480U JP H0284480 U JPH0284480 U JP H0284480U JP 16238088 U JP16238088 U JP 16238088U JP 16238088 U JP16238088 U JP 16238088U JP H0284480 U JPH0284480 U JP H0284480U
- 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
- 230000010355 oscillation Effects 0.000 claims description 5
- 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
- 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、１８……４相ＤＰＳＫ復号器、１８ａ……発
振器（発振手段）、３７……シンク検出回路、３
８……判定回路、３２……映像処理部、３３……
タイミング生成回路、３３ａ……発振器（発振手
段）。
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 demodulator, 18... 4-phase DPSK decoder, 18a... oscillator (oscillation means), 37... sink detection circuit, 3
8... Judgment circuit, 32... Video processing section, 33...
Timing generation circuit, 33a... oscillator (oscillation means).
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
声信号処理部に設けらている発振手段又はＭＵＳ
Ｅ−ＮＴＳＣダウンコンバータに設けられている
発振手段の一方の動作を停止する発振制御手段と
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.
- The MUSE signal is sent to the BS tuner that inputs the IF signal and 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 an oscillation means or MUS provided in the audio signal processing section of the BS tuner based on the determination result of the determination means.
A BS tuner with a built-in MUSE-NTSC down converter, comprising: oscillation control means for stopping the operation of one of the oscillation means provided in the E-NTSC down converter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16238088U JPH089978Y2 (en) | 1988-12-16 | 1988-12-16 | BS tuner with built-in MUSE-NTSC down converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16238088U JPH089978Y2 (en) | 1988-12-16 | 1988-12-16 | BS tuner with built-in MUSE-NTSC down converter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0284480U true JPH0284480U (en) | 1990-06-29 |
| JPH089978Y2 JPH089978Y2 (en) | 1996-03-21 |
Family
ID=31446153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16238088U Expired - Lifetime JPH089978Y2 (en) | 1988-12-16 | 1988-12-16 | BS tuner with built-in MUSE-NTSC down converter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH089978Y2 (en) |
-
1988
- 1988-12-16 JP JP16238088U patent/JPH089978Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH089978Y2 (en) | 1996-03-21 |
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