JPS63122900U - - Google Patents
Info
- Publication number
- JPS63122900U JPS63122900U JP1525687U JP1525687U JPS63122900U JP S63122900 U JPS63122900 U JP S63122900U JP 1525687 U JP1525687 U JP 1525687U JP 1525687 U JP1525687 U JP 1525687U JP S63122900 U JPS63122900 U JP S63122900U
- Authority
- JP
- Japan
- Prior art keywords
- frequency
- traffic information
- broadcasting
- modulation
- switching 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
- 230000003321 amplification Effects 0.000 description 4
- 238000003199 nucleic acid amplification method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 1
Landscapes
- Superheterodyne Receivers (AREA)
Description
第１図は本考案の一実施例のブロツク図、第２
図は従来例のブロツク図である。
１……アンテナ、２……周波数変調フロントエ
ンド、３……中間周波増幅回路、４……復調回路
、５……マルチプレクサ、６，２１……スイツチ
ング回路、９……増幅回路、１０……スピーカ、
１１……振幅変調高周波増幅回路、１２……混合
回路、１３……局部発振回路、１４……中間周波
増幅回路、１５……検波回路、２９，４１，４２
……フエイズロツクループ周波数シンセサイザ、
３５……処理回路、３６……表示回路、３７……
入力回路、３８……押釦。
Fig. 1 is a block diagram of an embodiment of the present invention;
The figure is a block diagram of a conventional example. 1... Antenna, 2... Frequency modulation front end, 3... Intermediate frequency amplification circuit, 4... Demodulation circuit, 5... Multiplexer, 6, 21... Switching circuit, 9... Amplification circuit, 10... Speaker ,
11... Amplitude modulation high frequency amplification circuit, 12... Mixing circuit, 13... Local oscillation circuit, 14... Intermediate frequency amplification circuit, 15... Detection circuit, 29, 41, 42
...phase loop frequency synthesizer,
35...processing circuit, 36...display circuit, 37...
Input circuit, 38...push button.
Claims (1)
え、該フエイズロツクループ周波数シンセサイザ
を共用して振幅変調放送または周波数変調放送を
受信する振幅変調および周波数変調ラジオ受信機
において、 交通情報を表す高周波信号の周波数に関連した
固有振動数を有する固体発振子と、 前記フエイズロツクループ周波数シンセサイザ
の出力または前記発振子の出力を選択的に振幅変
調受信機のフロントエンドに供給する第１のスイ
ツチング回路と、 振幅変調放送の検波出力または周波数変調放送
の復調出力を選択的に出力する第２のスイツチン
グ回路と、 前記交通情報を表す高周波信号のレベルを検出
して前記第２のスイツチング回路を制御する処理
回路とを設けたことを特徴とする交通情報受信機
。[Claims for Utility Model Registration] In an amplitude modulation and frequency modulation radio receiver that is equipped with a phased loop frequency synthesizer and that receives amplitude modulated broadcasting or frequency modulated broadcasting by sharing the phased loop frequency synthesizer, traffic information is provided. a solid-state oscillator having a natural frequency related to the frequency of a high-frequency signal representative of a second switching circuit that selectively outputs the detection output of amplitude modulation broadcasting or the demodulation output of frequency modulation broadcasting; and the second switching circuit that detects the level of the high frequency signal representing the traffic information. A traffic information receiver comprising: a processing circuit for controlling the traffic information receiver;
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1525687U JPS63122900U (en) | 1987-02-03 | 1987-02-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1525687U JPS63122900U (en) | 1987-02-03 | 1987-02-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63122900U true JPS63122900U (en) | 1988-08-10 |
Family
ID=30806021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1525687U Pending JPS63122900U (en) | 1987-02-03 | 1987-02-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63122900U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04137387U (en) * | 1991-06-13 | 1992-12-21 | 株式会社ケンウツド | navigation system |
-
1987
- 1987-02-03 JP JP1525687U patent/JPS63122900U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04137387U (en) * | 1991-06-13 | 1992-12-21 | 株式会社ケンウツド | navigation system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS63122900U (en) | ||
| JPS61206333U (en) | ||
| JPS62171228U (en) | ||
| JPH01126642U (en) | ||
| JPS63153634U (en) | ||
| JPH0236238U (en) | ||
| JPS6266435U (en) | ||
| JPS63152324U (en) | ||
| JPS58153427A (en) | Fm receiver | |
| JPS62158943U (en) | ||
| JPS6019251U (en) | FM transmitter/receiver | |
| JPH0270531U (en) | ||
| JPH02101643U (en) | ||
| JPH01115342U (en) | ||
| JPS6399470U (en) | ||
| JPS6356822U (en) | ||
| JPS62146339U (en) | ||
| JPS5859248U (en) | Tuning detection circuit | |
| JPS6448938U (en) | ||
| JPS6448941U (en) | ||
| JPS63169724U (en) | ||
| JPS63149631U (en) | ||
| JPS6214832U (en) | ||
| JPH0365361U (en) | ||
| JPS6423132U (en) |