JPS61195119U - - Google Patents
Info
- Publication number
- JPS61195119U JPS61195119U JP7744485U JP7744485U JPS61195119U JP S61195119 U JPS61195119 U JP S61195119U JP 7744485 U JP7744485 U JP 7744485U JP 7744485 U JP7744485 U JP 7744485U JP S61195119 U JPS61195119 U JP S61195119U
- Authority
- JP
- Japan
- Prior art keywords
- tuning
- pulse
- operation mode
- generating
- storage
- 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
- 238000010586 diagram Methods 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 1
Landscapes
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
Description
第１図は本考案の実施例を示すブロツク図、第
２図はプリセツトチユーナの従来例を示すブロツ
ク図である。
主要部分の符号の説明、１……アンテナ、４…
…ＰＬＬ発振回路、１０……記憶装置、１１……
ゲート回路、１２……デコーダ、１４……コント
ローラ。
FIG. 1 is a block diagram showing an embodiment of the present invention, and FIG. 2 is a block diagram showing a conventional example of a preset tuner. Explanation of symbols of main parts, 1... antenna, 4...
...PLL oscillation circuit, 10... storage device, 11...
Gate circuit, 12... decoder, 14... controller.
Claims (1)
ユーニングデータを記憶可能な記憶手段と、スキ
ヤン動作モードを指令する指令発生手段と、前記
スキヤン動作モード時に所定周期の選局パルスを
発生するパルス発生手段と、前記選局パルスの発
生に応じて所定順番の下において前記複数の記憶
エリアのうちの１つの内容を出力する選択手段と
、該選択手段から出力された前記チユーニングデ
ータに応じた受信周波数を得る受信部とを含み、
前記パルス発生手段は前記スキヤン動作モード時
に前記チエーニングデータに対して前記受信部が
受信した周波数のＲＦ受信信号強度が所定値以下
であるとき前記所定周期の選局パルスとは別の選
局パルスを発生することを特徴とするプリセツト
チユーナ。 a storage means having a plurality of storage areas and capable of storing tuning data in each storage area; a command generation means for instructing a scan operation mode; and a pulse generator for generating a tuning pulse of a predetermined period in the scan operation mode. means, selection means for outputting the contents of one of the plurality of storage areas in a predetermined order in response to generation of the tuning pulse, and reception according to the tuning data output from the selection means. a receiving section that obtains the frequency;
The pulse generating means generates a tuning pulse different from the tuning pulse of the predetermined period when the RF reception signal strength of the frequency received by the reception unit with respect to the chaining data in the scanning operation mode is below a predetermined value. A preset tuner characterized by generating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7744485U JPS61195119U (en) | 1985-05-24 | 1985-05-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7744485U JPS61195119U (en) | 1985-05-24 | 1985-05-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61195119U true JPS61195119U (en) | 1986-12-05 |
Family
ID=30620517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7744485U Pending JPS61195119U (en) | 1985-05-24 | 1985-05-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61195119U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5642033B2 (en) * | 1973-08-10 | 1981-10-01 |
-
1985
- 1985-05-24 JP JP7744485U patent/JPS61195119U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5642033B2 (en) * | 1973-08-10 | 1981-10-01 |
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