JPH0336452B2 - - Google Patents
Info
- Publication number
- JPH0336452B2 JPH0336452B2 JP60097962A JP9796285A JPH0336452B2 JP H0336452 B2 JPH0336452 B2 JP H0336452B2 JP 60097962 A JP60097962 A JP 60097962A JP 9796285 A JP9796285 A JP 9796285A JP H0336452 B2 JPH0336452 B2 JP H0336452B2
- Authority
- JP
- Japan
- Prior art keywords
- electric field
- circuit
- field strength
- mode
- vca
- 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
- 230000005684 electric field Effects 0.000 claims description 32
- 238000001514 detection method Methods 0.000 claims description 17
- 230000004044 response Effects 0.000 claims description 5
- 230000008859 change Effects 0.000 description 6
- 230000005236 sound signal Effects 0.000 description 6
- 239000003990 capacitor Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 239000011159 matrix material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- ZNNLBTZKUZBEKO-UHFFFAOYSA-N glyburide Chemical compound COC1=CC=C(Cl)C=C1C(=O)NCCC1=CC=C(S(=O)(=O)NC(=O)NC2CCCCC2)C=C1 ZNNLBTZKUZBEKO-UHFFFAOYSA-N 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 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
- H04H40/63—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 separation improvements or adjustments
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/1646—Circuits adapted for the reception of stereophonic signals
- H04B1/1661—Reduction of noise by manipulation of the baseband composite stereophonic signal or the decoded left and right channels
- H04B1/1669—Reduction of noise by manipulation of the baseband composite stereophonic signal or the decoded left and right channels of the demodulated composite stereo signal
- H04B1/1676—Reduction of noise by manipulation of the baseband composite stereophonic signal or the decoded left and right channels of the demodulated composite stereo signal of the sum or difference signal
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/60—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals
- H04N5/607—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals for more than one sound signal, e.g. stereo, multilanguages
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Multimedia (AREA)
- Noise Elimination (AREA)
- Circuits Of Receivers In General (AREA)
- Stereo-Broadcasting Methods (AREA)
- Television Receiver Circuits (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60097962A JPS61257026A (ja) | 1985-05-10 | 1985-05-10 | 音声多重ｔｖチユ−ナ |
| US06/861,184 US4737991A (en) | 1985-05-10 | 1986-05-09 | Audio multiplex television tuner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60097962A JPS61257026A (ja) | 1985-05-10 | 1985-05-10 | 音声多重ｔｖチユ−ナ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61257026A JPS61257026A (ja) | 1986-11-14 |
| JPH0336452B2 true JPH0336452B2 (US20020095090A1-20020718-M00002.png) | 1991-05-31 |
Family
ID=14206296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60097962A Granted JPS61257026A (ja) | 1985-05-10 | 1985-05-10 | 音声多重ｔｖチユ−ナ |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US4737991A (US20020095090A1-20020718-M00002.png) |
| JP (1) | JPS61257026A (US20020095090A1-20020718-M00002.png) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR960008328B1 (ko) * | 1987-02-20 | 1996-06-24 | 상요덴기 가부시기가이샤 | 스테레오 방송수신기 |
| JP2792857B2 (ja) * | 1988-01-20 | 1998-09-03 | 三洋電機株式会社 | ステレオ復調回路 |
| JPH03101057U (US20020095090A1-20020718-M00002.png) * | 1990-01-31 | 1991-10-22 | ||
| CA2125220C (en) * | 1993-06-08 | 2000-08-15 | Joji Kane | Noise suppressing apparatus capable of preventing deterioration in high frequency signal characteristic after noise suppression and in balanced signal transmitting system |
| EP0793361B1 (de) * | 1996-02-27 | 2007-07-11 | Micronas GmbH | Schaltung zur Dekodierung einer Zusatzinformation in einer Rundfunkübertragung |
| EP0814607B1 (en) * | 1996-06-19 | 2004-11-10 | Matsushita Electric Industrial Co., Ltd. | Television receiver |
| WO1999050932A1 (fr) | 1998-03-31 | 1999-10-07 | Matsushita Electric Industrial Co., Ltd. | Antenne et televiseur numerique |
| US6296565B1 (en) * | 1999-05-04 | 2001-10-02 | Shure Incorporated | Method and apparatus for predictably switching diversity antennas on signal dropout |
| EP2552027B1 (en) * | 2011-07-25 | 2015-06-24 | Harman Becker Automotive Systems GmbH | Stereo decoding |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2511026A1 (de) * | 1975-03-13 | 1976-09-16 | Siemens Ag | Schaltungsanordnung zur kontinuierlichen basisbreiteneinstellung in einem stereodecoder |
| JPS539403A (en) * | 1976-07-14 | 1978-01-27 | Pioneer Electronic Corp | Fm stereophonic receiver |
| JPS5646352U (US20020095090A1-20020718-M00002.png) * | 1979-09-17 | 1981-04-25 | ||
| US4408098A (en) * | 1981-06-18 | 1983-10-04 | U.S. Philips Corporation | Receiver with field-strength dependent noise reduction control |
-
1985
- 1985-05-10 JP JP60097962A patent/JPS61257026A/ja active Granted
-
1986
- 1986-05-09 US US06/861,184 patent/US4737991A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| US4737991A (en) | 1988-04-12 |
| JPS61257026A (ja) | 1986-11-14 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |