JPH01117131U - - Google Patents
Info
- Publication number
- JPH01117131U JPH01117131U JP1146788U JP1146788U JPH01117131U JP H01117131 U JPH01117131 U JP H01117131U JP 1146788 U JP1146788 U JP 1146788U JP 1146788 U JP1146788 U JP 1146788U JP H01117131 U JPH01117131 U JP H01117131U
- Authority
- JP
- Japan
- Prior art keywords
- alarm sound
- sound signal
- received audio
- audio
- muting 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
- 230000005236 sound signal Effects 0.000 claims 8
- 238000010586 diagram Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
Landscapes
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
- Circuits Of Receivers In General (AREA)
Description
第１図はこの考案の一実施例に係る交通情報放
送システム用カーラジオのブロツク図、第２図は
第１図中のマイクロコンピユータの動作を示すフ
ローチヤート、第３図は従来の交通情報放送シス
テム用カーラジオのブロツク図である。
１２：ラジオ受信部、１４Ａ：マイクロコンピ
ユータ、１８：ＭＩＸ回路、２０：オーデイオ部
、２２：スピーカ、２４：識別信号検出回路、２
６：アラーム音発生器。
Fig. 1 is a block diagram of a car radio for a traffic information broadcasting system according to an embodiment of this invention, Fig. 2 is a flowchart showing the operation of the microcomputer in Fig. 1, and Fig. 3 is a conventional traffic information broadcasting system. FIG. 2 is a block diagram of a system car radio. 12: Radio receiving section, 14A: Microcomputer, 18: MIX circuit, 20: Audio section, 22: Speaker, 24: Identification signal detection circuit, 2
6: Alarm sound generator.
Claims (1)
ーム音信号発生器を有し、所定時にアラーム音信
号発生器よりアラーム音信号を出力させ、受信音
声再生用のスピーカよりアラーム音を発するよう
にした受信機において、 アラーム音信号発生器と受信音声信号ラインと
の接続点より前段側の受信音声信号ラインの途中
に音声ミユーテイング回路を設け、 所定時には、アラーム音信号発生器よりアラー
ム音信号を出力させると同時に音声ミユーテイン
グ回路をオンさせるようにしたこと、 を特徴とする受信機。[Scope of Claim for Utility Model Registration] The output side has an alarm sound signal generator connected to the received audio signal line, and the alarm sound signal generator outputs an alarm sound signal at a predetermined time, and the speaker for reproducing the received audio generates an alarm. In a receiver that is designed to emit a sound, an audio muting circuit is provided in the middle of the received audio signal line before the connection point between the alarm sound signal generator and the received audio signal line, and at a predetermined time, the audio muting circuit A receiver characterized in that an audio muting circuit is turned on at the same time as an alarm sound signal is output.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1146788U JPH01117131U (en) | 1988-01-30 | 1988-01-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1146788U JPH01117131U (en) | 1988-01-30 | 1988-01-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01117131U true JPH01117131U (en) | 1989-08-08 |
Family
ID=31220048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1146788U Pending JPH01117131U (en) | 1988-01-30 | 1988-01-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01117131U (en) |
-
1988
- 1988-01-30 JP JP1146788U patent/JPH01117131U/ja active Pending
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