JPS6126344U - FM receiver - Google Patents
FM receiverInfo
- Publication number
- JPS6126344U JPS6126344U JP10932084U JP10932084U JPS6126344U JP S6126344 U JPS6126344 U JP S6126344U JP 10932084 U JP10932084 U JP 10932084U JP 10932084 U JP10932084 U JP 10932084U JP S6126344 U JPS6126344 U JP S6126344U
- Authority
- JP
- Japan
- Prior art keywords
- detection means
- detection
- noise
- fade
- output
- 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
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図及び第3図は本考案に係るFM受信機の第1及び
第2実施例を示す系統図、第2図及び第4図はその動作
説明に供する図である。
4・・・・・・アンテナ切替器、22・・・・・・検出
手段、24・・・・・・エンベロープ検波器、26・・
・・・・微分回路、28・・・・・・比較器、32,3
4・・・・・・フリップフロツプ、40・・・・・・判
別回路。1 and 3 are system diagrams showing first and second embodiments of the FM receiver according to the present invention, and FIGS. 2 and 4 are diagrams for explaining the operation thereof. 4... Antenna switcher, 22... Detection means, 24... Envelope detector, 26...
... Differential circuit, 28 ... Comparator, 32,3
4...Flip-flop, 40...Discrimination circuit.
Claims (1)
ト雑音の検出手段に供給され、この検出手段で上記マル
チパスノイズあるいはフェードアウト雑音を検出したと
きはその検出出力で一対のアンテナの切替器を制御する
ようにし、上記検出手段は上記中間周波信号をエンベロ
ープ検波した出力を微分する微分回路と、その微分出力
の極小値近傍のレベルを検出するレベル比較器とを有す
ることを特徴としたFM受信機。The intermediate frequency signal is supplied to multipath noise or fade-out noise detection means, and when the detection means detects the multipath noise or fade-out noise, the detection output controls the switching device of the pair of antennas. An FM receiver characterized in that the detection means includes a differentiation circuit for differentiating the output of envelope detection of the intermediate frequency signal, and a level comparator for detecting a level near the minimum value of the differential output.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10932084U JPS6126344U (en) | 1984-07-19 | 1984-07-19 | FM receiver |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10932084U JPS6126344U (en) | 1984-07-19 | 1984-07-19 | FM receiver |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6126344U true JPS6126344U (en) | 1986-02-17 |
Family
ID=30668474
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10932084U Pending JPS6126344U (en) | 1984-07-19 | 1984-07-19 | FM receiver |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6126344U (en) |
-
1984
- 1984-07-19 JP JP10932084U patent/JPS6126344U/en active Pending
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS6126344U (en) | FM receiver | |
JPS5988956U (en) | radio receiver | |
JPS58189640U (en) | vehicle radio receiver | |
JPS60116746U (en) | radio receiver | |
JPS5865697U (en) | Automatic sweep stop circuit | |
JPS5865698U (en) | tape recorder with radio | |
JPS59171437U (en) | squelch circuit | |
JPS6085430U (en) | fm radio receiver | |
JPS6219829U (en) | ||
JPS5883844U (en) | FM receiver | |
JPS5982395U (en) | Control circuit for tape recorder with radio | |
JPS5834447U (en) | FM demodulator | |
JPS5866748U (en) | fm stereo receiver | |
JPS58189648U (en) | Input level detection circuit | |
JPS5864145U (en) | control signal circuit | |
JPS59149741U (en) | Receiving machine | |
JPS59161752U (en) | FM reception input detection circuit | |
JPS59127355U (en) | stereo receiver | |
JPS60160639U (en) | Radio receiver switching circuit | |
JPS5847174U (en) | Electric field strength detection circuit | |
JPS5982321U (en) | Dropout detection device | |
JPS58161339U (en) | Intermediate frequency circuit in FM tuner | |
JPS5933355U (en) | FM radio for vehicle | |
JPS5972043U (en) | Car stereo with ARI broadcast receiver | |
JPS615050U (en) | Serial data transmitter/receiver |