ZA772160B - Compatible am stereo broadcast system - Google Patents

Compatible am stereo broadcast system

Info

Publication number: ZA772160B
Authority: ZA; South Africa
Prior art keywords: compatible; broadcast system; stereo broadcast; stereo; broadcast
Prior art date: 1976-04-07

Application number

ZA00772160A

Inventor

N Parker

F Hilbert

Original Assignee

Motorola Inc

Priority date (The priority date 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 date listed.)

1976-04-07

Filing date

1977-04-07

Publication date

1978-03-29

1977-04-07 Application filed by Motorola Inc filed Critical Motorola Inc

1978-03-29 Publication of ZA772160B publication Critical patent/ZA772160B/en

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)
Selective Calling Equipment (AREA)

ZA00772160A 1976-04-07 1977-04-07 Compatible am stereo broadcast system ZA772160B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US67470376A	1976-04-07	1976-04-07

Publications (1)

Publication Number	Publication Date
ZA772160B true ZA772160B (en)	1978-03-29

Family

ID=24707610

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ZA00772160A ZA772160B (en)	1976-04-07	1977-04-07	Compatible am stereo broadcast system

Country Status (18)

Country	Link
JP (3)	JPS6034299B2 (en)
AR (1)	AR215622A1 (en)
BR (1)	BR7702238A (en)
CA (1)	CA1095992A (en)
DE (1)	DE2715741C2 (en)
ES (1)	ES457535A1 (en)
FR (1)	FR2353182A1 (en)
GB (1)	GB1565405A (en)
HK (1)	HK1281A (en)
IL (1)	IL51777A (en)
IT (1)	IT1078165B (en)
MX (1)	MX144185A (en)
MY (1)	MY8100295A (en)
NL (1)	NL178831C (en)
NO (1)	NO156470C (en)
PT (1)	PT66413B (en)
SE (1)	SE426639B (en)
ZA (1)	ZA772160B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL180062C (en) *	1977-09-27		Motorola Inc	RADIO RECEIVER.
US4170716A (en) *	1977-10-14	1979-10-09	Motorola, Inc.	AM stereo receiver with correction limiting
JPS5829903B2 (en) *	1977-11-09	1983-06-25	山水電気株式会社	Amplitude modulation stereo receiver
US4172966A (en) *	1978-02-23	1979-10-30	Motorola, Inc.	AM stereophonic receiver
US4589127A (en) *	1978-06-05	1986-05-13	Hazeltine Corporation	Independent sideband AM multiphonic system
US4220818A (en) *	1979-05-21	1980-09-02	Kahn Leonard R	AM Stereo transmitter
JPS6029251Y2 (en) *	1979-11-29	1985-09-04	ソニー株式会社	AM stereo receiver
US4371747A (en) *	1980-03-24	1983-02-01	Motorola, Inc.	AM Stereophonic decoder

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR1271952A (en) *	1958-11-14	1961-09-22		Carrier wave teletransmission method and device
US3007005A (en) *	1959-02-12	1961-10-31	Philco Corp	Transmitter for stereophonic information signals
FR1250343A (en) *	1959-04-08	1961-01-06	Philco Corp	Silent adjustment circuit for stereo signal receivers
US3068475A (en) *	1959-10-07	1962-12-11	Rca Corp	Stereophonic sound signalling system
US3067293A (en) *	1959-11-19	1962-12-04	Philco Corp	Single channel stereophonic broad-casting system
US3218393A (en) *	1960-02-11	1965-11-16	Leonard R Kahn	Compatible stereophonic transmission and reception systems, and methods and components characterizing same
FR1279867A (en) *	1960-02-11	1961-12-22		Method and installation for stereo transmission and reception

1977
- 1977-03-29 GB GB13174/77A patent/GB1565405A/en not_active Expired
- 1977-03-29 CA CA274,979A patent/CA1095992A/en not_active Expired
- 1977-03-29 IL IL51777A patent/IL51777A/en unknown
- 1977-03-30 SE SE7703666A patent/SE426639B/en not_active IP Right Cessation
- 1977-03-31 NO NO771139A patent/NO156470C/en unknown
- 1977-04-05 AR AR267125A patent/AR215622A1/en active
- 1977-04-05 ES ES457535A patent/ES457535A1/en not_active Expired
- 1977-04-06 BR BR7702238A patent/BR7702238A/en unknown
- 1977-04-06 IT IT48860/77A patent/IT1078165B/en active
- 1977-04-06 MX MX168677A patent/MX144185A/en unknown
- 1977-04-07 PT PT66413A patent/PT66413B/en unknown
- 1977-04-07 JP JP52039085A patent/JPS6034299B2/en not_active Expired
- 1977-04-07 ZA ZA00772160A patent/ZA772160B/en unknown
- 1977-04-07 DE DE2715741A patent/DE2715741C2/en not_active Expired
- 1977-04-07 FR FR7710631A patent/FR2353182A1/en active Granted
- 1977-04-07 NL NLAANVRAGE7703912,A patent/NL178831C/en not_active IP Right Cessation
1981
- 1981-01-15 HK HK12/81A patent/HK1281A/en unknown
- 1981-12-30 MY MY295/81A patent/MY8100295A/en unknown
1983
- 1983-03-07 JP JP58036072A patent/JPS58184842A/en active Granted
- 1983-03-07 JP JP58036071A patent/JPS58184841A/en active Granted

Also Published As

Publication number	Publication date
ES457535A1 (en)	1978-03-01
DE2715741C2 (en)	1986-09-11
IT1078165B (en)	1985-05-08
JPS58184841A (en)	1983-10-28
NO771139L (en)	1977-10-10
IL51777A (en)	1978-12-17
MY8100295A (en)	1981-12-31
NL178831B (en)	1985-12-16
MX144185A (en)	1981-09-09
JPS58184842A (en)	1983-10-28
JPS6034299B2 (en)	1985-08-08
NL178831C (en)	1986-05-16
SE7703666L (en)	1977-10-08
FR2353182B1 (en)	1984-10-05
IL51777A0 (en)	1977-05-31
SE426639B (en)	1983-01-31
GB1565405A (en)	1980-04-23
NL7703912A (en)	1977-10-11
JPS52141502A (en)	1977-11-25
DE2715741A1 (en)	1977-10-13
PT66413A (en)	1977-05-01
CA1095992A (en)	1981-02-17
NO156470B (en)	1987-06-15
PT66413B (en)	1978-09-15
JPS6256705B2 (en)	1987-11-26
FR2353182A1 (en)	1977-12-23
NO156470C (en)	1987-09-23
AR215622A1 (en)	1979-10-31
HK1281A (en)	1981-01-23
BR7702238A (en)	1978-01-17
JPS6237580B2 (en)	1987-08-13

Publication	Publication Date	Title
JPS531001A (en)	1978-01-07	Audio system
AU539540B2 (en)	1984-10-04	Wired broadcasting system
JPS539403A (en)	1978-01-27	Fm stereophonic receiver
GB2063622B (en)	1983-10-19	Conference/broadcast system
JPS5345202A (en)	1978-04-22	Stereophonic speaker
JPS52117614A (en)	1977-10-03	Speaker system
GB2014824B (en)	1982-06-30	Loudspeaker systems
NZ190026A (en)	1982-05-31	Independent sideband am stereophonic system
DE2961520D1 (en)	1982-02-04	Am stereophonic receiver
ZA772160B (en)	1978-03-29	Compatible am stereo broadcast system
PT66254A (en)	1977-04-01	Loudspeaker system
HK25282A (en)	1982-06-18	Low frequency am stereophonic broadcasting system
JPS5366701A (en)	1978-06-14	Stereo reproducer
JPS5357020A (en)	1978-05-24	Receiver system
JPS5333602A (en)	1978-03-29	Stereophonic system
AU2219777A (en)	1978-08-17	Wellpoint system
JPS5327401A (en)	1978-03-14	Stereophonic system
JPS55154847A (en)	1980-12-02	Am stereophonic transmitter
JPS5330317A (en)	1978-03-22	Loudspeaker system
JPS5333601A (en)	1978-03-29	Stereophonic system
JPS54116105A (en)	1979-09-10	Broadcasting system
JPS5612700A (en)	1981-02-07	Audio response system
JPS5292408A (en)	1977-08-03	Paging broadcasting system
JPS5279804A (en)	1977-07-05	Am stereophonic broadcast receiving system
JPS5279802A (en)	1977-07-05	Am stereophonic broadcast receiving system