JPS6185940U - - Google Patents
Info
- Publication number
- JPS6185940U JPS6185940U JP17130784U JP17130784U JPS6185940U JP S6185940 U JPS6185940 U JP S6185940U JP 17130784 U JP17130784 U JP 17130784U JP 17130784 U JP17130784 U JP 17130784U JP S6185940 U JPS6185940 U JP S6185940U
- Authority
- JP
- Japan
- Prior art keywords
- shf
- video signal
- channel selection
- signal processing
- selecting
- 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
- 238000000034 method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000005236 sound signal Effects 0.000 description 1
Landscapes
- Superheterodyne Receivers (AREA)
Description
第１図は本考案の一実施例におけるＳＨＦチユ
ーナの概略ブロツク図、第２図は従来のＳＨＦチ
ユーナの概略ブロツク図。
２……周波数コンバータ、３……第２ＩＦアン
プ、４……ＦＭ復調器、５……映像信号処理回路
、６……音声信号処理回路、９……選局回路、Ｓ
１〜Ｓ４……第１〜第４切換スイツチ。
FIG. 1 is a schematic block diagram of an SHF tuner according to an embodiment of the present invention, and FIG. 2 is a schematic block diagram of a conventional SHF tuner. 2... Frequency converter, 3... Second IF amplifier, 4... FM demodulator, 5... Video signal processing circuit, 6... Audio signal processing circuit, 9... Tuning circuit, S
1 to S4 ...First to fourth changeover switches.
Claims (1)
波数に変換された信号を処理するＳＨＦチユーナ
であつて、帯域巾の異なる少なくとも２系統の映
像信号処理回路と、該２系統の映像信号処理回路
の一方を選択するスイツチと、衛星放送チヤンネ
ルを選択する選局回路とを備え、前記選局回路の
選局動作に連動して前記スイツチを切換えること
により、異なる映像信号周波数帯域巾の複数の信
号を選択受信することを特徴とするＳＨＦチユー
ナ。 An SHF tuner that receives SHF waves from a broadcasting satellite and processes signals converted to a first intermediate frequency, including at least two video signal processing circuits with different bandwidths, and the two video signal processing circuits. a switch for selecting one of the channels, and a channel selection circuit for selecting a satellite broadcasting channel, and by switching the switch in conjunction with the channel selection operation of the channel selection circuit, multiple signals of different video signal frequency bandwidths can be selected. An SHF tuner characterized by selectively receiving.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17130784U JPS6185940U (en) | 1984-11-12 | 1984-11-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17130784U JPS6185940U (en) | 1984-11-12 | 1984-11-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6185940U true JPS6185940U (en) | 1986-06-05 |
Family
ID=30728999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17130784U Pending JPS6185940U (en) | 1984-11-12 | 1984-11-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6185940U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01133477A (en) * | 1987-11-19 | 1989-05-25 | Sharp Corp | Two-system sharing tuner |
-
1984
- 1984-11-12 JP JP17130784U patent/JPS6185940U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01133477A (en) * | 1987-11-19 | 1989-05-25 | Sharp Corp | Two-system sharing tuner |
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