KR880000460B1 - Apparatus for demodulating an am stereophonic signal - Google Patents

Apparatus for demodulating an am stereophonic signal

Info

Publication number
KR880000460B1
KR880000460B1 KR8201549A KR820001549A KR880000460B1 KR 880000460 B1 KR880000460 B1 KR 880000460B1 KR 8201549 A KR8201549 A KR 8201549A KR 820001549 A KR820001549 A KR 820001549A KR 880000460 B1 KR880000460 B1 KR 880000460B1
Authority
KR
South Korea
Prior art keywords
signal
level information
sum
difference signals
signal level
Prior art date
Application number
KR8201549A
Other languages
English (en)
Inventor
Satoshi Yokoya
Original Assignee
Sony Corp
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.)
Filing date
Publication date
Application filed by Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of KR880000460B1 publication Critical patent/KR880000460B1/ko

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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Stereo-Broadcasting Methods (AREA)
KR8201549A 1981-04-07 1982-04-06 Apparatus for demodulating an am stereophonic signal KR880000460B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56052265A JPS57166753A (en) 1981-04-07 1981-04-07 Stereophonic demodulator

Publications (1)

Publication Number Publication Date
KR880000460B1 true KR880000460B1 (en) 1988-04-06

Family

ID=12909933

Family Applications (1)

Application Number Title Priority Date Filing Date
KR8201549A KR880000460B1 (en) 1981-04-07 1982-04-06 Apparatus for demodulating an am stereophonic signal

Country Status (8)

Country Link
US (1) US4449230A (ko)
JP (1) JPS57166753A (ko)
KR (1) KR880000460B1 (ko)
BR (1) BR8202023A (ko)
CA (1) CA1174737A (ko)
DE (1) DE3213108A1 (ko)
GB (1) GB2100555B (ko)
NL (1) NL8201463A (ko)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4872207A (en) * 1987-04-15 1989-10-03 Motorola, Inc. Automatic IF tangent lock control circuit
US5014316A (en) * 1990-03-21 1991-05-07 Delco Electronics Corporation Compatible quadrature amplitude modulation detector system
US5357574A (en) * 1992-12-14 1994-10-18 Ford Motor Company Coherent signal generation in digital radio receiver
US6005886A (en) * 1996-08-05 1999-12-21 Digital Radio Communications Corp. Synchronization-free spread-spectrum demodulator
JP5774016B2 (ja) * 2010-09-30 2015-09-02 シチズンホールディングス株式会社 物理量センサ

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1450533A (en) * 1972-11-08 1976-09-22 Ferrograph Co Ltd Stereo sound reproducing apparatus
US4170716A (en) * 1977-10-14 1979-10-09 Motorola, Inc. AM stereo receiver with correction limiting
US4349696A (en) * 1979-02-05 1982-09-14 Hitachi, Ltd. AM Stereophonic demodulator circuit for amplitude/angle modulation system
JPS5843941B2 (ja) * 1980-01-28 1983-09-30 パイオニア株式会社 Ａｍステレオ受信機

Also Published As

Publication number Publication date
GB2100555B (en) 1985-04-24
NL8201463A (nl) 1982-11-01
JPS6239858B2 (ko) 1987-08-25
US4449230A (en) 1984-05-15
GB2100555A (en) 1982-12-22
DE3213108A1 (de) 1982-11-11
CA1174737A (en) 1984-09-18
BR8202023A (pt) 1983-03-15
JPS57166753A (en) 1982-10-14

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