JPH0359747U - - Google Patents
Info
- Publication number
- JPH0359747U JPH0359747U JP1989121392U JP12139289U JPH0359747U JP H0359747 U JPH0359747 U JP H0359747U JP 1989121392 U JP1989121392 U JP 1989121392U JP 12139289 U JP12139289 U JP 12139289U JP H0359747 U JPH0359747 U JP H0359747U
- Authority
- JP
- Japan
- Prior art keywords
- tuning
- television receiver
- detection means
- frequency synthesizer
- pll tuner
- 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 description 3
- 230000005540 biological transmission Effects 0.000 claims 1
- 230000000630 rising effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Description
第１図は本考案の要部のブロツク図、第２図は
第１図の動作説明図、第３図は従来例のブロツク
図、第４図及び第５図は第３図の動作説明図であ
る。
１……選局用マイコン、２……選局処理回路、
４……選局データ、６……ＰＬＬチユーナ、８…
…垂直同期信号、９……立ち上り検出回路。
Fig. 1 is a block diagram of the main part of the present invention, Fig. 2 is an explanatory diagram of the operation of Fig. 1, Fig. 3 is a block diagram of the conventional example, and Figs. 4 and 5 are explanatory diagrams of the operation of Fig. 3. It is. 1... Microcomputer for tuning, 2... Tuning processing circuit,
4...Tuition selection data, 6...PLL tuner, 8...
...Vertical synchronization signal, 9...Rise detection circuit.
Claims (1)
をＰＬＬチユーナに伝送し周波数の選局を行うよ
うにしたテレビジヨン受像機用周波数シンセサイ
ザ選局装置において、テレビジヨン受像機の垂直
同期信号の立ち上りを検出する検出手段を設け、
該検出手段の出力に同期して垂直帰線期間に上記
選局データを上記ＰＬＬチユーナに伝送する伝送
手段を設けたことを特徴とするテレビジヨン受像
機用周波数シンセサイザ選局装置。 In a frequency synthesizer tuning device for a television receiver, which transmits tuning data from a tuning microcomputer to a PLL tuner to perform frequency tuning, the rising edge of a vertical synchronization signal of the television receiver is detected. A detection means is provided,
A frequency synthesizer tuning device for a television receiver, characterized in that a transmission means is provided for transmitting the tuning data to the PLL tuner during a vertical retrace period in synchronization with the output of the detection means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989121392U JPH0359747U (en) | 1989-10-16 | 1989-10-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989121392U JPH0359747U (en) | 1989-10-16 | 1989-10-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0359747U true JPH0359747U (en) | 1991-06-12 |
Family
ID=31669425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989121392U Pending JPH0359747U (en) | 1989-10-16 | 1989-10-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0359747U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101536716B1 (en) * | 2013-08-20 | 2015-07-14 | 김송형 | Fixed mannequin stand |
-
1989
- 1989-10-16 JP JP1989121392U patent/JPH0359747U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101536716B1 (en) * | 2013-08-20 | 2015-07-14 | 김송형 | Fixed mannequin stand |
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