JPS6288987U - - Google Patents
Info
- Publication number
- JPS6288987U JPS6288987U JP1985181258U JP18125885U JPS6288987U JP S6288987 U JPS6288987 U JP S6288987U JP 1985181258 U JP1985181258 U JP 1985181258U JP 18125885 U JP18125885 U JP 18125885U JP S6288987 U JPS6288987 U JP S6288987U
- Authority
- JP
- Japan
- Prior art keywords
- hour
- schmitt
- output
- predetermined time
- detecting
- 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
- 238000012544 monitoring process Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Electromechanical Clocks (AREA)
- Circuits Of Receivers In General (AREA)
- Electric Clocks (AREA)
Description
第１図は本考案による時計付き電子同調カーラ
ジオの自動正時合せ装置の構成を示すブロツク図
、第２図は第１図に示す装置の動作を示すフロー
チヤートである。
１…アンテナ、２…高周波増幅器、３…ミキサ
および検波器、４…オーデイオ増幅器、５…スピ
ーカ、６…局部発振器、７…ＰＬＬシンセサイザ
、８…帯域通過フイルタ、９…増幅器、１０…整
流回路、１１…シユミツト回路、１２…マイクロ
コンピユータ、１３…表示器、１４…メインスイ
ツチ、１５…正時合せ選択スイツチ。
FIG. 1 is a block diagram showing the structure of an automatic hour setting device for an electronically tuned car radio with a clock according to the present invention, and FIG. 2 is a flowchart showing the operation of the device shown in FIG. 1... Antenna, 2... High frequency amplifier, 3... Mixer and detector, 4... Audio amplifier, 5... Speaker, 6... Local oscillator, 7... PLL synthesizer, 8... Band pass filter, 9... Amplifier, 10... Rectifier circuit, 11... Schmitt circuit, 12... microcomputer, 13... display, 14... main switch, 15... hour setting selection switch.
Claims (1)
換するシユミツト回路と、 (b) メインスイツチのオン／オフを検出する手
段、時計機能を監視し、上記検出手段の信号がオ
フ状態であり、かつ所定時刻に達したとき、所定
周波数の受信を開始し、所定時間後受信を終了す
る手段、上記受信状態で出力をミユーテイングす
る手段、および上記シユミツト回路の出力を受け
て、時刻を正時に合せる手段を含むマイクロコン
ピユータと、 (c) 正時合せ動作をオン／オフするスイツチ手
段と を含むことを特徴とする時計付き電子同調カーラ
ジオの自動正時合せ装置。[Claims for Utility Model Registration] (a) A Schmitt circuit that rectifies received signals and converts them into Schmitt pulses; (b) Means for detecting on/off of the main switch, monitoring the clock function, and detecting signals from the above-mentioned detection means. means for starting reception of a predetermined frequency and terminating reception after a predetermined time when is in an off state and reaching a predetermined time; means for muting the output in the receiving state; and means for receiving the output of the Schmitt circuit. 1. An automatic hour setting device for an electronically tuned car radio with a clock, comprising: a microcomputer including means for setting the time to the hour; and (c) a switch means for turning on/off the hour setting operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985181258U JPS6288987U (en) | 1985-11-22 | 1985-11-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985181258U JPS6288987U (en) | 1985-11-22 | 1985-11-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6288987U true JPS6288987U (en) | 1987-06-06 |
Family
ID=31125960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985181258U Pending JPS6288987U (en) | 1985-11-22 | 1985-11-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6288987U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55136982A (en) * | 1979-04-13 | 1980-10-25 | Seiko Instr & Electronics Ltd | Radio-equipped electronic watch |
-
1985
- 1985-11-22 JP JP1985181258U patent/JPS6288987U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55136982A (en) * | 1979-04-13 | 1980-10-25 | Seiko Instr & Electronics Ltd | Radio-equipped electronic watch |
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