JPS58135142U - FM receiver - Google Patents
FM receiverInfo
- Publication number
- JPS58135142U JPS58135142U JP3161882U JP3161882U JPS58135142U JP S58135142 U JPS58135142 U JP S58135142U JP 3161882 U JP3161882 U JP 3161882U JP 3161882 U JP3161882 U JP 3161882U JP S58135142 U JPS58135142 U JP S58135142U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- sound quality
- received signal
- demodulation
- 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
Landscapes
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
- Noise Elimination (AREA)
- Stereo-Broadcasting Methods (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来のＦＭ受信機の要部を示すブロック図、第
２図はこの考案の一実施例であるＦＭ受信機の要部を示
すブロック図である。
図中、１は中間周波増幅回路、２は検波回路、３は雑音
除去回路、４は復調回路、５は音質調整′回路、６はＶ
ベルトコントロール回路、７は制御回路である。なお、
図中、同一符号は同一あるいは相当する部分を示すもの
とする。FIG. 1 is a block diagram showing the main parts of a conventional FM receiver, and FIG. 2 is a block diagram showing the main parts of an FM receiver that is an embodiment of this invention. In the figure, 1 is an intermediate frequency amplification circuit, 2 is a detection circuit, 3 is a noise removal circuit, 4 is a demodulation circuit, 5 is a sound quality adjustment circuit, and 6 is a V
Belt control circuit 7 is a control circuit. In addition,
In the drawings, the same reference numerals indicate the same or corresponding parts.
Claims (1)
に対して音質を調整する音質調整回路と、上記受信信号
の電界強度を検出して上記復調回路の動作を切替える■
ベルコントロール回路と、受信信号の電界強度が弱いと
き、上記音質調整回路を制御して高域減衰量を少なくさ
せる制御回路と′を備えたことを特徴とするＦＭ受信機
。A demodulation circuit that performs stereo demodulation of the received signal, a sound quality adjustment circuit that adjusts the sound quality of this demodulated signal, and a circuit that detects the electric field strength of the received signal and switches the operation of the demodulation circuit.
1. An FM receiver comprising: a bell control circuit; and a control circuit that controls the sound quality adjustment circuit to reduce high-frequency attenuation when the electric field strength of a received signal is weak.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3161882U JPS58135142U (en) | 1982-03-04 | 1982-03-04 | FM receiver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3161882U JPS58135142U (en) | 1982-03-04 | 1982-03-04 | FM receiver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58135142U true JPS58135142U (en) | 1983-09-10 |
Family
ID=30043288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3161882U Pending JPS58135142U (en) | 1982-03-04 | 1982-03-04 | FM receiver |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58135142U (en) |
-
1982
- 1982-03-04 JP JP3161882U patent/JPS58135142U/en active Pending
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