JPS6229938B2 - - Google Patents
Info
- Publication number
- JPS6229938B2 JPS6229938B2 JP6029984A JP6029984A JPS6229938B2 JP S6229938 B2 JPS6229938 B2 JP S6229938B2 JP 6029984 A JP6029984 A JP 6029984A JP 6029984 A JP6029984 A JP 6029984A JP S6229938 B2 JPS6229938 B2 JP S6229938B2
- Authority
- JP
- Japan
- Prior art keywords
- output
- circuit
- amplifier
- detection
- demodulation 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.)
- Expired
Links
- 238000001514 detection method Methods 0.000 claims description 26
- 239000003990 capacitor Substances 0.000 claims description 10
- 230000010354 integration Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 claims 1
- 239000002131 composite material Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H40/00—Arrangements specially adapted for receiving broadcast information
- H04H40/18—Arrangements characterised by circuits or components specially adapted for receiving
- H04H40/27—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95
- H04H40/36—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95 specially adapted for stereophonic broadcast receiving
- H04H40/45—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95 specially adapted for stereophonic broadcast receiving for FM stereophonic broadcast systems receiving
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D1/00—Demodulation of amplitude-modulated oscillations
- H03D1/22—Homodyne or synchrodyne circuits
- H03D1/2209—Decoders for simultaneous demodulation and decoding of signals composed of a sum-signal and a suppressed carrier, amplitude modulated by a difference signal, e.g. stereocoders
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H40/00—Arrangements specially adapted for receiving broadcast information
- H04H40/18—Arrangements characterised by circuits or components specially adapted for receiving
- H04H40/27—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95
- H04H40/36—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95 specially adapted for stereophonic broadcast receiving
- H04H40/45—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95 specially adapted for stereophonic broadcast receiving for FM stereophonic broadcast systems receiving
- H04H40/72—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95 specially adapted for stereophonic broadcast receiving for FM stereophonic broadcast systems receiving for noise suppression
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Circuits Of Receivers In General (AREA)
- Stereo-Broadcasting Methods (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6029984A JPS59188251A (ja) | 1984-03-28 | 1984-03-28 | Ｆｍチユ−ナ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6029984A JPS59188251A (ja) | 1984-03-28 | 1984-03-28 | Ｆｍチユ−ナ |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4136979A Division JPS55134553A (en) | 1979-04-05 | 1979-04-05 | Fm tuner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59188251A JPS59188251A (ja) | 1984-10-25 |
| JPS6229938B2 true JPS6229938B2 (US08177716-20120515-C00003.png) | 1987-06-29 |
Family
ID=13138149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6029984A Granted JPS59188251A (ja) | 1984-03-28 | 1984-03-28 | Ｆｍチユ−ナ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59188251A (US08177716-20120515-C00003.png) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63164037U (US08177716-20120515-C00003.png) * | 1987-04-16 | 1988-10-26 |
-
1984
- 1984-03-28 JP JP6029984A patent/JPS59188251A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63164037U (US08177716-20120515-C00003.png) * | 1987-04-16 | 1988-10-26 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59188251A (ja) | 1984-10-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4907293A (en) | Adjacent channel interference suppressing system for FM receiver | |
| US4050022A (en) | AM-FM receiver having improved mode conversion | |
| US4288753A (en) | Muting circuit with operational amplifier | |
| US4140878A (en) | Stereo demodulator system | |
| US4432097A (en) | Tone control circuit | |
| US5285172A (en) | Current mirror power amplifier with gain controlled by resistor-capacitor network | |
| JPS6229938B2 (US08177716-20120515-C00003.png) | ||
| US4600947A (en) | Television sound mute circuit | |
| JPS6124878B2 (US08177716-20120515-C00003.png) | ||
| US5028883A (en) | Tone controller for attenuating noise in the signal generated by receiver from weak electric field, and receiver having the tone controller | |
| US4691357A (en) | Stereophonic receiving circuit providing improved switching characteristics between stereophonic and monaural modes | |
| KR810001420B1 (ko) | Am-fm수신기용 if증폭기 | |
| EP1299943B1 (en) | Self-configurable amplifier circuit | |
| JP2835337B2 (ja) | 接続回路配置 | |
| JPS6255726B2 (US08177716-20120515-C00003.png) | ||
| US4280101A (en) | Stereophonic signal demodulation circuit | |
| JPH0423849B2 (US08177716-20120515-C00003.png) | ||
| JP3012741B2 (ja) | Ｆｍ／ａｍ受信回路 | |
| JPH0635562Y2 (ja) | ステレオ受信機の音場拡大装置 | |
| JPH033003Y2 (US08177716-20120515-C00003.png) | ||
| JPH0247622Y2 (US08177716-20120515-C00003.png) | ||
| JPS6218982Y2 (US08177716-20120515-C00003.png) | ||
| JPS6223163Y2 (US08177716-20120515-C00003.png) | ||
| JPS6333379Y2 (US08177716-20120515-C00003.png) | ||
| JP3593446B2 (ja) | ステレオ復調装置 |
