JPS61146036U - - Google Patents
Info
- Publication number
- JPS61146036U JPS61146036U JP2864185U JP2864185U JPS61146036U JP S61146036 U JPS61146036 U JP S61146036U JP 2864185 U JP2864185 U JP 2864185U JP 2864185 U JP2864185 U JP 2864185U JP S61146036 U JPS61146036 U JP S61146036U
- Authority
- JP
- Japan
- Prior art keywords
- radio receiving
- signal
- receiving section
- radio
- level
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 1
Landscapes
- Noise Elimination (AREA)
- Circuits Of Receivers In General (AREA)
Description
第１図は本考案にかかるラジオ受信機の要部ブ
ロツク図、第２図は従来のラジオ受信機説明図で
ある。
１０１……第１のラジオ受信部、１０２……第
２のラジオ受信部、１０３……レベル検出回路、
１０４……切替回路、１０５……制御部、１０６
……局部発振周波数制御部。
FIG. 1 is a block diagram of essential parts of a radio receiver according to the present invention, and FIG. 2 is an explanatory diagram of a conventional radio receiver. 101...First radio receiving section, 102...Second radio receiving section, 103...Level detection circuit,
104...Switching circuit, 105...Control unit, 106
...Local oscillation frequency control section.
Claims (1)
利得の第１ラジオ受信部並びに高利得の第２ラジ
オ受信部と、第１及び第２ラジオ受信部のうち一
方のラジオ受信部により受信された信号のレベル
を検出するレベル検出回路と、第１ラジオ受信部
からの出力信号と第２ラジオ受信部からの出力信
号を入力され選択的に一方を出力する切替回路と
、前記信号レベルに応じて切替回路をして所定の
ラジオ受信部からの出力信号を後段に出力させる
制御部を有することを特徴とするラジオ受信機。 A first radio receiving section with a bottom gain that receives a signal from a desired radio broadcasting station, a second radio receiving section with a high gain, and a signal received by one of the first and second radio receiving sections. a level detection circuit that detects the level of the signal, a switching circuit that receives the output signal from the first radio receiving section and the output signal from the second radio receiving section and selectively outputs one of the signals, and switches according to the signal level. 1. A radio receiver comprising a control section that causes a circuit to output an output signal from a predetermined radio receiving section to a subsequent stage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2864185U JPH03760Y2 (en) | 1985-02-28 | 1985-02-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2864185U JPH03760Y2 (en) | 1985-02-28 | 1985-02-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61146036U true JPS61146036U (en) | 1986-09-09 |
| JPH03760Y2 JPH03760Y2 (en) | 1991-01-11 |
Family
ID=30526711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2864185U Expired JPH03760Y2 (en) | 1985-02-28 | 1985-02-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03760Y2 (en) |
-
1985
- 1985-02-28 JP JP2864185U patent/JPH03760Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH03760Y2 (en) | 1991-01-11 |
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