JPS62146337U - - Google Patents
Info
- Publication number
- JPS62146337U JPS62146337U JP3262586U JP3262586U JPS62146337U JP S62146337 U JPS62146337 U JP S62146337U JP 3262586 U JP3262586 U JP 3262586U JP 3262586 U JP3262586 U JP 3262586U JP S62146337 U JPS62146337 U JP S62146337U
- Authority
- JP
- Japan
- Prior art keywords
- specific frequency
- emergency
- tuner
- signal
- circuit
- 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 2
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Circuits Of Receivers In General (AREA)
Description
第１図は本考案に係る緊急放送受信装置の好適
な実施例を示すブロツク回路図、第２図は緊急放
送信号の構成と本考案の実施例における作用を示
す説明図である。
１０……チユーナ、１４……受信器、２２……
特定周波数復調回路、２４……緊急信号検出回路
、３２……間欠駆動回路、４２……保持回路。
FIG. 1 is a block circuit diagram showing a preferred embodiment of an emergency broadcast receiving device according to the present invention, and FIG. 2 is an explanatory diagram showing the structure of an emergency broadcast signal and the operation in the embodiment of the present invention. 10... Chuyuna, 14... Receiver, 22...
Specific frequency demodulation circuit, 24... Emergency signal detection circuit, 32... Intermittent drive circuit, 42... Holding circuit.
Claims (1)
ユーナと前記チユーナの音声受信電流に基づいて
音声出力を行う受信器と、前記音声受信電流のう
ち特定周波数の緊急信号を復調する特定周波数復
調回路と、前記特定周波数の信号に基づいて緊急
信号を検出する緊急信号検出回路と、緊急信号の
開始信号発生期間より短い周期で間欠的に前記チ
ユーナ及び少なくとも特定周波数復調回路を駆動
する間欠駆動回路と、前記特定周波数復調回路の
復調信号に基づいてチユーナ及び特定周波数復調
回路を駆動状態に保持する保持回路と、を含み、
間欠的に緊急放送を監視することを特徴とする緊
急放送受信装置。 A tuner that receives broadcast radio waves and outputs an audio reception current, a receiver that outputs audio based on the audio reception current of the tuner, and a specific frequency demodulation circuit that demodulates an emergency signal of a specific frequency from the audio reception current. , an emergency signal detection circuit that detects an emergency signal based on the signal of the specific frequency; and an intermittent drive circuit that drives the tuner and at least the specific frequency demodulation circuit intermittently at a cycle shorter than the start signal generation period of the emergency signal; a holding circuit that holds the tuner and the specific frequency demodulation circuit in a driven state based on the demodulated signal of the specific frequency demodulation circuit,
An emergency broadcast receiving device characterized by intermittently monitoring emergency broadcasts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3262586U JPS62146337U (en) | 1986-03-07 | 1986-03-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3262586U JPS62146337U (en) | 1986-03-07 | 1986-03-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62146337U true JPS62146337U (en) | 1987-09-16 |
Family
ID=30839484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3262586U Pending JPS62146337U (en) | 1986-03-07 | 1986-03-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62146337U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008160789A (en) * | 2006-11-30 | 2008-07-10 | Rhythm Watch Co Ltd | Emergency warning receiver |
-
1986
- 1986-03-07 JP JP3262586U patent/JPS62146337U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008160789A (en) * | 2006-11-30 | 2008-07-10 | Rhythm Watch Co Ltd | Emergency warning receiver |
| JP4745281B2 (en) * | 2006-11-30 | 2011-08-10 | リズム時計工業株式会社 | Emergency alert receiver |
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