JPH01103030A - Emergency alarm broadcast receiver - Google Patents
Emergency alarm broadcast receiverInfo
- Publication number
- JPH01103030A JPH01103030A JP25976787A JP25976787A JPH01103030A JP H01103030 A JPH01103030 A JP H01103030A JP 25976787 A JP25976787 A JP 25976787A JP 25976787 A JP25976787 A JP 25976787A JP H01103030 A JPH01103030 A JP H01103030A
- Authority
- JP
- Japan
- Prior art keywords
- alarm
- broadcast
- signal
- recording
- receiver
- 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
- 238000012360 testing method Methods 0.000 claims abstract description 21
- 230000005236 sound signal Effects 0.000 claims abstract description 10
- 230000002194 synthesizing effect Effects 0.000 claims abstract description 3
- 230000006870 function Effects 0.000 claims description 10
- 238000001514 detection method Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 4
- 230000003321 amplification Effects 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 3
- 238000003199 nucleic acid amplification method Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000012790 confirmation Methods 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 230000004397 blinking Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Landscapes
- Circuits Of Receivers In General (AREA)
Abstract
Description
【発明の詳細な説明】
(産業上の利用分野)
本発明は、地震、津波等の発生等を警告する緊急放送を
受信する緊急警報放送受信機(以下、単に受信機という
)に関する。DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to an emergency warning broadcast receiver (hereinafter simply referred to as a receiver) that receives emergency broadcasts warning of the occurrence of earthquakes, tsunamis, etc.
(従来の技術)
従来から地震、津波等の発生等を警告する緊急放送の受
信機があり、これは電源を改めてオンにしなくても受信
が可能で緊急の場合極めて有用な衆知の受信機である。(Prior art) There have been receivers for emergency broadcasts that warn of the occurrence of earthquakes, tsunamis, etc. These receivers are known to the general public and can be received without having to turn on the power again, making them extremely useful in emergencies. be.
従来の受信機は、第2図のブロック図で示すように、常
時動作状態にあるチューナ部1、音声信号切換部2、音
声増幅部3、スピーカ4、および警報放送信号処理ブロ
ック(以下、警報信号処理ブロックという)5から構成
されており、警報信号処理ブロック5は警報信号検出部
6、警報放送受信表示器7、試験放送受信表示器8から
構成されている。As shown in the block diagram of FIG. 2, the conventional receiver includes a tuner section 1, an audio signal switching section 2, an audio amplification section 3, a speaker 4, and an alarm broadcast signal processing block (hereinafter referred to as an alarm broadcast signal processing block) that are always in operation. The alarm signal processing block 5 is composed of an alarm signal detection section 6, an alarm broadcast reception indicator 7, and a test broadcast reception indicator 8.
一般に警報信号には、待機中の受信機を動作状態にする
ための、第1種開始信号、および第2種開始信号と、動
作状態の受信機を待機状態に戻すための終了信号と、受
信機の機能を定期的に試験するための試験信号とを含ん
でいる。Generally, the alarm signal includes a first type start signal and a second type start signal for putting the receiver in the standby state into the operating state, an end signal for returning the receiver in the operating state to the standby state, and a receiving signal. and test signals for periodically testing the machine's functionality.
従来の受信機は電源がオフでも警報放送波中の第1種、
または第2種の開始信号がチューナ部1を経て警報信号
検出部6に印加され、正しい警報信号と判定すると、制
御信号を出力して音声増幅部3を動作状態にすることに
よって、警報放送情報をスピーカ4から放送させるとと
もに、警報放送受信表示器7を点灯、または点滅により
緊急事態の発生を視覚によっても確認されるように表示
する。Conventional receivers receive type 1 warning broadcast waves even when the power is off.
Alternatively, the second type of start signal is applied to the alarm signal detection section 6 via the tuner section 1, and when it is determined that it is a correct alarm signal, a control signal is outputted to put the audio amplification section 3 into the operating state, thereby transmitting the alarm broadcast information. is broadcast from the speaker 4, and the alarm broadcast reception display 7 is lit or blinked to visually confirm the occurrence of an emergency situation.
警報放送が終了すると、放送波中の終了信号により警報
信号検出部6からの制御出力が停止し。When the alarm broadcast ends, the control output from the alarm signal detection section 6 is stopped by the end signal in the broadcast wave.
受信機はもとの受信待機状態に入る。The receiver returns to the original reception standby state.
さらに受信機は受信機能を確認するため、定期的に放送
される警報放送試験電波を受信し、受信機能に異常がな
ければ、警報信号検出部6からの出力により、試験放送
受信表示器8が一定時間点灯、または点滅後に消灯する
。Furthermore, in order to check the reception function, the receiver receives the warning broadcast test radio waves that are broadcast periodically, and if there is no abnormality in the reception function, the test broadcast reception indicator 8 is displayed by the output from the alarm signal detection section 6. Lights on for a certain period of time or flashes and then turns off.
(発明が解決しようとする問題点)
従来の受信機は上述のように、警報放送試験電波を正し
く受信しても、試験放送受信表示器の表示は一定時間後
には消えてしまうから、試験放送の受信現場に居合せな
ければ、受信機の機能の確認は不可能である。(Problems to be Solved by the Invention) As mentioned above, even if the conventional receiver correctly receives the alarm broadcast test radio wave, the display on the test broadcast reception indicator disappears after a certain period of time, so the test broadcast It is impossible to confirm the functionality of the receiver unless you are present at the receiving site.
本発明は上述の問題点を排除して、試験放送の受信現場
に居合せなくても受信機の機能の良否の確認が可能な受
信機の提供を目的とする。It is an object of the present invention to eliminate the above-mentioned problems and provide a receiver that allows confirmation of the quality of the receiver's functions without being present at the receiving site of a test broadcast.
(問題点を解決するための手段)
本発明は上記の目的を、受信機内に警報信号検出部から
の制御信号出力によって制御される録音・再生ブロック
を設けて、それにより警報放送、または、その試験電波
を受信して録音を開始させ、一定時間経過後その録音を
停止させて、その録音は人為的に消去するか、または、
つぎの警報放送、または試験電波を受信するまでその録
音のままとし、必要時にそれを再生して、受信機機能の
確認を可能にして達成する。(Means for Solving the Problems) The present invention achieves the above object by providing a recording/playback block in a receiver that is controlled by a control signal output from an alarm signal detection section, thereby enabling alarm broadcasting or the like. Receiving a test radio wave, starting recording, stopping the recording after a certain period of time, and then artificially erasing the recording, or
This is achieved by keeping the recording until the next alarm broadcast or test radio wave is received, and playing it back when necessary to make it possible to check the receiver function.
(作 用)
本発明によれば、必要な場合に警報放送、またはその試
験電波の録音を再生して聞くことが可能 ゛である
から、したがって警報放送、または試験放送後でも任意
な時に再生することにより、受信機能が確認されるので
、使用に安心感を与える受信機が提供される。(Function) According to the present invention, it is possible to play back and listen to the recording of the warning broadcast or its test radio waves if necessary, so it can be played back at any time even after the warning broadcast or test broadcast. This allows the receiving function to be confirmed, thereby providing a receiver that provides a sense of security in its use.
(実施例) 以下、本発明を実施例により図面を用いて説明する。(Example) Hereinafter, the present invention will be explained with reference to Examples and drawings.
第1図は本発明の一実施例を示すブロック図であり、9
は録音・再生ブロックを示し一般に半導体メモリまたは
IC等を主として構成されている。FIG. 1 is a block diagram showing one embodiment of the present invention.
indicates a recording/playback block, which is generally composed mainly of semiconductor memory or IC.
10は録音表示器、11.12はスイッチングダイオー
ドであり、その他の符号は第2図と同じ、または同一機
能のものを示す。10 is a recording display, 11 and 12 are switching diodes, and other symbols are the same as those in FIG. 2 or have the same functions.
この構成で、警報放送電波は第2図の従来例の説明と同
様に、チューナ部1に加えられて第1種または第2種の
緊急警報の開始信号が警報信号検出部6に印加され、そ
れが正しく検知されると警報放送受信表示器7を点灯、
または点滅させると同時に、警報信号検出部6からの制
御出力は音声増幅部3を待受は状態から動作状態にさせ
ると共に音声信号切換部2を制御して、音声増幅部3に
入力する音声信号を一定レベルに設定させ、さらにスイ
ッチングダイオード11を介して、録音・再生ブロック
9の制御部13を制御する。With this configuration, the alarm broadcast radio wave is applied to the tuner section 1, and the start signal of the first or second type of emergency alarm is applied to the alarm signal detection section 6, as described in the conventional example in FIG. When it is detected correctly, the alarm broadcast reception indicator 7 lights up.
Or, at the same time as blinking, the control output from the alarm signal detecting section 6 changes the audio amplifying section 3 from the standby state to the operating state, and also controls the audio signal switching section 2 to send the audio signal input to the audio amplifying section 3. is set to a constant level, and further controls the control section 13 of the recording/playback block 9 via the switching diode 11.
警報放送の開始信号によって上記の状態になった受信機
は放送情報をスピーカ4がら放送し、その後終了信号を
開始信号の場合と同様に警報信号検出部6により検出し
て、もとの待受は状態になり、警報放送受信表示器7は
消灯する。The receiver that enters the above state due to the alarm broadcast start signal broadcasts the broadcast information through the speaker 4, then detects the end signal by the alarm signal detection unit 6 in the same way as the start signal, and returns to the original standby mode. is in the state, and the alarm broadcast reception indicator 7 turns off.
一方、警報放送試験電波が警報信号検出部6により正し
く受信されたことが確認されたときは、その制御出力が
試験放送受信表示器8を、ある−定の時間点灯し続ける
と同時に、スイッチングダイオード12を介して録音・
再生ブロック9の制御部13を制御する。On the other hand, when it is confirmed that the alarm broadcast test radio wave has been correctly received by the alarm signal detection section 6, the control output keeps the test broadcast reception display 8 lit for a certain period of time, and at the same time, the switching diode Recording via 12
The controller 13 of the playback block 9 is controlled.
前記のように開始信号または終了信号を受信して出力さ
れる警報信号検出部6からの制御出力によって制御され
た制御部13は、音声分析・合成部14を制御して、一
定時間チューナ部1がらのアナログ信号をディジタル信
号に変換させ、かつその変換出力をRAM15に記憶さ
せるとともに、録音表示器10を点灯させる。The control unit 13, which is controlled by the control output from the alarm signal detection unit 6 which receives and outputs the start signal or the end signal as described above, controls the audio analysis/synthesis unit 14 to activate the tuner unit 1 for a certain period of time. The analog signal is converted into a digital signal, the converted output is stored in the RAM 15, and the recording indicator 10 is turned on.
上記のようにしてRAM15に記憶された警報放送の情
報は制御部13の再生スイッチ(図示せず)を操作する
ことによって、音声分析・合成部14を制御してRAM
15のディジタル信号をアナログ信号に変換して、音声
信号切換部2に出力すると共に、制御部13を制御して
、チューナ部1から出力される音声信号を遮断し、音声
分析・合成部14からの音声信号を音声増幅部3に入力
させることによって、放送された警報放送または試験電
波内容が再生され、それにより受信機の機能が確、認で
きる。The information of the warning broadcast stored in the RAM 15 as described above is stored in the RAM by controlling the voice analysis/synthesizing unit 14 by operating a playback switch (not shown) of the control unit 13.
15 into an analog signal and outputs it to the audio signal switching unit 2. It also controls the control unit 13 to cut off the audio signal output from the tuner unit 1, and outputs it to the audio signal switching unit 2. By inputting the audio signal into the audio amplification section 3, the content of the broadcasted warning broadcast or test radio wave is reproduced, thereby allowing the function of the receiver to be confirmed.
(発明の効果)
以上、説明して明らかなように本発明は、警報放送また
は試験放送の内容を自動的に、メモリに記憶させ、それ
を随時再生することを可能にしたものであり、したがっ
て警報放送の受信現場に居合せなくても、後刻、上記の
録音を再生することによって、放送された警報放送の内
容を知ることが出来、さらに放送された試験放送の再生
によって受信機能の良否の確認が可能であるから、緊急
警報放送受信機として用いて大きな効果がある。(Effects of the Invention) As is clear from the above description, the present invention makes it possible to automatically store the contents of a warning broadcast or test broadcast in a memory and reproduce it at any time. Even if you are not present at the receiving site of the warning broadcast, you can learn the contents of the broadcasted warning broadcast by playing the above recording later, and you can also check the quality of the reception function by playing back the test broadcast that was broadcast. Since confirmation is possible, it is highly effective when used as an emergency warning broadcast receiver.
第1図は本発明の一実施例を示すブロック図、第2図は
従来の緊急警報放送受信機のブロック図である。
9 ・・・録音・再生ブロック、1o・・・録音表示器
、11.12・・・スイッチングダイオード、13・・
・制御部、14・・・音声分析・合成部、15・・・R
AM(ランダムアクセスメモリ)
特許出願人 松下電器産業株式会社
第1図
5゛vv報信理ブロック 7・・會梃放遂受信
姦ホ葛。
8 ノI狡渡逆受(S艦爪塁 9・・録音・杵
!グロック1o ・・録奮志すも嘉 11
、+2− 又4ヲケンク゛′グイオーF。
第2図
7 g報氏送党(S最2刊器
sJA献紋焚4$義ホ賂FIG. 1 is a block diagram showing an embodiment of the present invention, and FIG. 2 is a block diagram of a conventional emergency warning broadcast receiver. 9... Recording/playback block, 1o... Recording indicator, 11.12... Switching diode, 13...
・Control unit, 14...Speech analysis/synthesis unit, 15...R
AM (Random Access Memory) Patent Applicant Matsushita Electric Industrial Co., Ltd. Figure 1 5゛vv Information Block 7. 8 No.I Kowatari reverse reception (S Kanzume base 9...Recording Pestle! Glock 1o...Recording Sumo Yoshi 11
, +2- again 4wokenku゛'guio F. Fig. 2 7 G-ho sent to the party
Claims (2)
報放送情報または、試験電波内容を記録再生する機能を
設けたことを特徴とする緊急警報放送受信機。(1) An emergency warning broadcast receiver characterized in that the receiver is equipped with a function of recording and reproducing received emergency warning broadcast information or test radio wave content.
報または試験電波の内容の音声信号をアナログ−ディジ
タル変換してメモリに記憶させることによって録音し、
また、上記の記憶を読み出したディジタル信号をアナロ
グ信号に変換・合成して再生することを特徴とする特許
請求の範囲第(1)項記載の緊急警報放送受信機。(2) The recording/playback mechanism records the received emergency warning broadcast information or the audio signal of the content of the test radio wave by converting it from analog to digital and storing it in the memory,
The emergency warning broadcasting receiver according to claim 1, further comprising converting and synthesizing the digital signal read from the above-mentioned memory into an analog signal and reproducing the same.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP25976787A JPH01103030A (en) | 1987-10-16 | 1987-10-16 | Emergency alarm broadcast receiver |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP25976787A JPH01103030A (en) | 1987-10-16 | 1987-10-16 | Emergency alarm broadcast receiver |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH01103030A true JPH01103030A (en) | 1989-04-20 |
Family
ID=17338680
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP25976787A Pending JPH01103030A (en) | 1987-10-16 | 1987-10-16 | Emergency alarm broadcast receiver |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH01103030A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007525057A (en) * | 2003-03-31 | 2007-08-30 | トムソン ライセンシング | Method for controlling a device having an emergency alert function |
-
1987
- 1987-10-16 JP JP25976787A patent/JPH01103030A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007525057A (en) * | 2003-03-31 | 2007-08-30 | トムソン ライセンシング | Method for controlling a device having an emergency alert function |
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