JPS63133769U - - Google Patents
Info
- Publication number
- JPS63133769U JPS63133769U JP2469387U JP2469387U JPS63133769U JP S63133769 U JPS63133769 U JP S63133769U JP 2469387 U JP2469387 U JP 2469387U JP 2469387 U JP2469387 U JP 2469387U JP S63133769 U JPS63133769 U JP S63133769U
- Authority
- JP
- Japan
- Prior art keywords
- channel
- video signal
- frequency difference
- reference signal
- external device
- 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 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Description
図は本考案によるテレビジヨン受像機の一実施
例を示すブロツク図である。
１……外部機器、４……位相比較回路、５……
基準発振器、６……ローパスフイルタ、７……コ
ード変換回路、８……選局回路。
The figure is a block diagram showing an embodiment of a television receiver according to the present invention. 1... External device, 4... Phase comparison circuit, 5...
Reference oscillator, 6...Low pass filter, 7...Code conversion circuit, 8...Tuning selection circuit.
Claims (1)
の周波数を有する基準信号とを比較して上記ＲＦ
ビデオ信号と上記基準信号との周波数差を検出す
る周波数差検出手段と、 検出された周波数差に基づいて上記ＲＦビデオ
信号のチヤンネルを判別し、選局回路に判別した
チヤンネルを選局動作させるチヤンネル指令手段
とを備えたことを特徴とするテレビジヨン受像機
。[Claims for Utility Model Registration] Comparing the RF video signal provided from an external device with a reference signal having a predetermined frequency,
a frequency difference detection means for detecting a frequency difference between a video signal and the reference signal; and a channel for determining a channel of the RF video signal based on the detected frequency difference and causing a channel selection circuit to perform a tuning operation on the determined channel. A television receiver characterized in that it is equipped with a command means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2469387U JPS63133769U (en) | 1987-02-21 | 1987-02-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2469387U JPS63133769U (en) | 1987-02-21 | 1987-02-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63133769U true JPS63133769U (en) | 1988-09-01 |
Family
ID=30824156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2469387U Pending JPS63133769U (en) | 1987-02-21 | 1987-02-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63133769U (en) |
-
1987
- 1987-02-21 JP JP2469387U patent/JPS63133769U/ja active Pending
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