JPH0361688U - - Google Patents
Info
- Publication number
- JPH0361688U JPH0361688U JP12330589U JP12330589U JPH0361688U JP H0361688 U JPH0361688 U JP H0361688U JP 12330589 U JP12330589 U JP 12330589U JP 12330589 U JP12330589 U JP 12330589U JP H0361688 U JPH0361688 U JP H0361688U
- Authority
- JP
- Japan
- Prior art keywords
- channel
- reception
- conversion
- output
- 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
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims 1
- 230000006870 function Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Description
第１図及び第２図は本考案のビデオテープレコ
ーダの１実施例を示し、第１図はブロツク図、第
２図は動作説明用のフローチヤート、第３図は従
来例のブロツク図、第４図は第３図のＲＦコンバ
ータの一部の結線図である。
３……チユーナ、９Ｂ……ＲＦコンバータ、１
１……選局回路、１２……ＡＦＴ回路、１３……
選局制御回路、１４……メモリ、１５……カウン
タ、１６……Ｄ／Ａ変換回路、１８……コンバー
タ制御回路。
1 and 2 show one embodiment of the video tape recorder of the present invention, FIG. 1 is a block diagram, FIG. 2 is a flowchart for explaining the operation, and FIG. 3 is a block diagram of a conventional example, and FIG. FIG. 4 is a wiring diagram of a part of the RF converter shown in FIG. 3...Cyuna, 9B...RF converter, 1
1...Tuning selection circuit, 12...AFT circuit, 13...
Tuning control circuit, 14...memory, 15...counter, 16...D/A conversion circuit, 18...converter control circuit.
Claims (1)
ルを連続的に可変し、前記チユーナの受信出力に
基くＡＦＴ信号により前記各受信チヤンネルの受
信の有無を判別して有局／無局の判別結果をメモ
リに保持するチヤンネルプリセツト機能を有する
とともに、再生出力等の出力ビデオ信号を複数の
変換チヤンネルから択一的に設定されたチヤンネ
ルのテレビジヨン信号に変換して出力するＲＦコ
ンバータを備えたビデオテープレコダーにおいて
、 チヤンネルプリセツトの終了時に前記メモリか
ら前記判別結果を読出して無局の変換チヤンネル
を検出する無局チヤンネル検出手段と、 前記検出手段の検出結果に基き前記ＲＦコンバ
ータを前記無局の変換チヤンネルに設定する変換
チヤンネル設定手段と を備えたビデオテープレコーダ。[Claims for Utility Model Registration] The reception channel of the tuner is continuously varied by a preset operation, and the presence/absence of reception on each reception channel is determined by the AFT signal based on the reception output of the tuner. It has a channel preset function that stores the determination results in memory, and is also equipped with an RF converter that converts output video signals such as playback output into a television signal of a channel selectively set from a plurality of conversion channels and outputs it. a video tape recorder, comprising: stationless channel detection means for reading out the discrimination result from the memory at the end of channel presetting and detecting a conversion channel of no station; A video tape recorder comprising a conversion channel setting means for setting a conversion channel of a station.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12330589U JPH0361688U (en) | 1989-10-20 | 1989-10-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12330589U JPH0361688U (en) | 1989-10-20 | 1989-10-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0361688U true JPH0361688U (en) | 1991-06-17 |
Family
ID=31671290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12330589U Pending JPH0361688U (en) | 1989-10-20 | 1989-10-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0361688U (en) |
-
1989
- 1989-10-20 JP JP12330589U patent/JPH0361688U/ja active Pending
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