JPS5846739A - 多重システムamステレオ受信機及びパイロツト信号検出装置 - Google Patents
多重システムamステレオ受信機及びパイロツト信号検出装置Info
- Publication number
- JPS5846739A JPS5846739A JP57151633A JP15163382A JPS5846739A JP S5846739 A JPS5846739 A JP S5846739A JP 57151633 A JP57151633 A JP 57151633A JP 15163382 A JP15163382 A JP 15163382A JP S5846739 A JPS5846739 A JP S5846739A
- Authority
- JP
- Japan
- Prior art keywords
- signal
- signals
- frequency
- stereo
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/44—Arrangements characterised by circuits or components specially adapted for broadcast
- H04H20/46—Arrangements characterised by circuits or components specially adapted for broadcast specially adapted for broadcast systems covered by groups H04H20/53-H04H20/95
- H04H20/47—Arrangements characterised by circuits or components specially adapted for broadcast specially adapted for broadcast systems covered by groups H04H20/53-H04H20/95 specially adapted for stereophonic broadcast systems
- H04H20/49—Arrangements characterised by circuits or components specially adapted for broadcast specially adapted for broadcast systems covered by groups H04H20/53-H04H20/95 specially adapted for stereophonic broadcast systems for AM stereophonic broadcast systems
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Stereo-Broadcasting Methods (AREA)
- Circuits Of Receivers In General (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US298230 | 1981-08-31 | ||
US06/298,230 US4426728A (en) | 1981-08-31 | 1981-08-31 | Multiple system AM stereo receiver and pilot signal detector |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5846739A true JPS5846739A (ja) | 1983-03-18 |
JPS6243627B2 JPS6243627B2 (US07655688-20100202-C00086.png) | 1987-09-16 |
Family
ID=23149612
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP57151633A Granted JPS5846739A (ja) | 1981-08-31 | 1982-08-31 | 多重システムamステレオ受信機及びパイロツト信号検出装置 |
Country Status (13)
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60213143A (ja) * | 1984-04-06 | 1985-10-25 | Clarion Co Ltd | Amステレオ方式自動判定回路 |
JPS6159932A (ja) * | 1984-08-31 | 1986-03-27 | Fujitsu Ten Ltd | 振幅変調ステレオ放送方式識別装置 |
JPS6162248A (ja) * | 1984-09-04 | 1986-03-31 | Fujitsu Ten Ltd | 振幅変調ステレオ放送方式識別装置 |
JPS6163122A (ja) * | 1984-09-05 | 1986-04-01 | Fujitsu Ten Ltd | 振幅変調ステレオ放送方式識別装置 |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58206250A (ja) * | 1982-05-27 | 1983-12-01 | Sony Corp | Amステレオ受信機 |
JPS59140739A (ja) * | 1983-01-31 | 1984-08-13 | Sony Corp | Amステレオ受信機のパイロット信号検出回路 |
KR900005891B1 (ko) * | 1985-02-12 | 1990-08-13 | 산요덴기 가부시기가이샤 | Am스테레오 수신기 |
US4641341A (en) * | 1985-08-28 | 1987-02-03 | Kahn Leonard R | Automatic multi-system AM stereo receiver using existing single-system AM stereo decoder IC |
US4653095A (en) * | 1986-02-06 | 1987-03-24 | Kahn Leonard R | AM stereo receivers having platform motion protection |
US4887297A (en) * | 1986-12-01 | 1989-12-12 | Hazeltine Corporation | Apparatus for processing stereo signals and universal AM stereo receivers incorporating such apparatus |
DE3786922T2 (de) * | 1987-12-04 | 1994-02-24 | Hazeltine Corp | Vorrichtung zur Verarbeitung von Stereosignalen und universale AM-Stereoempfänger mit einer solchen Einrichtung. |
JPH0392598U (US07655688-20100202-C00086.png) * | 1990-01-09 | 1991-09-20 | ||
CA2100447A1 (en) * | 1991-02-06 | 1992-08-07 | Lawrence Marvin Ecklund | Am-fm combined stereo receiver |
US5239699A (en) * | 1991-02-06 | 1993-08-24 | Motorola, Inc. | Am-fm combined stereo receiver |
AU5154093A (en) * | 1992-10-13 | 1994-05-09 | Gilbarco Inc. | Apparatus and method for encoding/recovering multimedia control signals in an audio/video program |
DE4340012B4 (de) * | 1993-11-24 | 2004-04-22 | Blaupunkt-Werke Gmbh | Demodulator |
US5784466A (en) * | 1997-01-16 | 1998-07-21 | Ford Motor Company | Co-channel interference detector |
US6078896A (en) * | 1997-11-05 | 2000-06-20 | Marconi Commerce Systems Inc. | Video identification for forecourt advertising |
JP3645208B2 (ja) * | 2001-10-24 | 2005-05-11 | 日本放送協会 | 中波ステレオ放送受信回路 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2521752A (en) | 1948-01-19 | 1950-09-12 | Gen Motors Corp | Radio station selector |
US3218393A (en) * | 1960-02-11 | 1965-11-16 | Leonard R Kahn | Compatible stereophonic transmission and reception systems, and methods and components characterizing same |
US3555435A (en) | 1968-11-21 | 1971-01-12 | Robert E Vosteen | Multifrequency signal detector |
JPS4822644B1 (US07655688-20100202-C00086.png) * | 1969-09-13 | 1973-07-07 | ||
US3798376A (en) * | 1969-12-29 | 1974-03-19 | Rca Corp | Multiplex decoding system |
US3908090A (en) * | 1972-05-10 | 1975-09-23 | Leonard R Kahn | Compatible AM stereophonic transmission system |
CA997278A (en) * | 1972-05-30 | 1976-09-21 | Keiichiro Ogura | Discrete 4-channel stereo recording and/or reproducing system |
US4109197A (en) | 1973-03-15 | 1978-08-22 | Westinghouse Electric Corp. | Prf detection system and method |
DE2313793A1 (de) * | 1973-03-20 | 1974-09-26 | Braun Ag | Selektion von dekodierungsanordnungen |
DE2408947C3 (de) | 1974-02-25 | 1979-02-22 | Blaupunkt-Werke Gmbh, 3200 Hildesheim | Schaltungsanordnung zur Frequenzerkennung auf dem Gebiet des Verkehrsfunkempfangs |
US4018994A (en) * | 1974-07-10 | 1977-04-19 | Kahn Leonard R | Compatible AM stereophonic receivers |
JPS5113208U (US07655688-20100202-C00086.png) * | 1974-07-17 | 1976-01-30 | ||
US4109239A (en) | 1975-09-30 | 1978-08-22 | Scientific-Atlanta, Inc. | Radio frequency alarm system including transmitting, coding and decoding circuitry |
US4232189A (en) * | 1977-08-31 | 1980-11-04 | Harris Corporation | AM Stereo receivers |
US4199761A (en) | 1978-08-02 | 1980-04-22 | Westinghouse Electric Corp. | Multichannel radio communication system for automated power line distribution networks |
JPS5830793B2 (ja) | 1978-10-04 | 1983-07-01 | 株式会社日立製作所 | 多周波信号受信方式 |
US4227255A (en) | 1979-04-11 | 1980-10-07 | Telcom, Inc. | Signal classifier |
US4344038A (en) | 1980-05-27 | 1982-08-10 | The Magnavox Company | Low frequency tone detector |
-
1981
- 1981-08-31 US US06/298,230 patent/US4426728A/en not_active Ceased
-
1982
- 1982-07-06 NZ NZ201177A patent/NZ201177A/en unknown
- 1982-07-06 GB GB08219497A patent/GB2105558B/en not_active Expired
- 1982-07-09 AU AU85785/82A patent/AU545881B2/en not_active Ceased
- 1982-07-30 ZA ZA825535A patent/ZA825535B/xx unknown
- 1982-08-05 CA CA000408813A patent/CA1167110A/en not_active Expired
- 1982-08-21 DE DE19823231123 patent/DE3231123A1/de active Granted
- 1982-08-23 NL NL8203292A patent/NL191044C/xx not_active IP Right Cessation
- 1982-08-27 BR BR8205035A patent/BR8205035A/pt not_active IP Right Cessation
- 1982-08-27 FR FR8214704A patent/FR2512295B1/fr not_active Expired
- 1982-08-31 JP JP57151633A patent/JPS5846739A/ja active Granted
- 1982-08-31 IT IT68059/82A patent/IT1156503B/it active
- 1982-08-31 MX MX194243A patent/MX158304A/es unknown
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60213143A (ja) * | 1984-04-06 | 1985-10-25 | Clarion Co Ltd | Amステレオ方式自動判定回路 |
JPH0257742B2 (US07655688-20100202-C00086.png) * | 1984-04-06 | 1990-12-05 | Clarion Co Ltd | |
JPS6159932A (ja) * | 1984-08-31 | 1986-03-27 | Fujitsu Ten Ltd | 振幅変調ステレオ放送方式識別装置 |
JPS6162248A (ja) * | 1984-09-04 | 1986-03-31 | Fujitsu Ten Ltd | 振幅変調ステレオ放送方式識別装置 |
JPH0352698B2 (US07655688-20100202-C00086.png) * | 1984-09-04 | 1991-08-12 | Fujitsu Ten Ltd | |
JPS6163122A (ja) * | 1984-09-05 | 1986-04-01 | Fujitsu Ten Ltd | 振幅変調ステレオ放送方式識別装置 |
JPH0412656B2 (US07655688-20100202-C00086.png) * | 1984-09-05 | 1992-03-05 | Fujitsu Ten Ltd |
Also Published As
Publication number | Publication date |
---|---|
NL8203292A (nl) | 1983-03-16 |
CA1167110A (en) | 1984-05-08 |
IT1156503B (it) | 1987-02-04 |
JPS6243627B2 (US07655688-20100202-C00086.png) | 1987-09-16 |
GB2105558B (en) | 1985-07-31 |
IT8268059A0 (it) | 1982-08-31 |
US4426728A (en) | 1984-01-17 |
DE3231123A1 (de) | 1983-03-10 |
ZA825535B (en) | 1983-07-27 |
NL191044C (nl) | 1994-12-16 |
MX158304A (es) | 1989-01-20 |
AU8578582A (en) | 1983-03-10 |
FR2512295B1 (fr) | 1987-02-13 |
GB2105558A (en) | 1983-03-23 |
FR2512295A1 (fr) | 1983-03-04 |
NZ201177A (en) | 1985-08-16 |
DE3231123C2 (US07655688-20100202-C00086.png) | 1992-06-11 |
NL191044B (nl) | 1994-07-18 |
AU545881B2 (en) | 1985-08-01 |
BR8205035A (pt) | 1983-08-09 |
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