JPS5550640B2 - - Google Patents

Info

Publication number
JPS5550640B2
JPS5550640B2 JP2771573A JP2771573A JPS5550640B2 JP S5550640 B2 JPS5550640 B2 JP S5550640B2 JP 2771573 A JP2771573 A JP 2771573A JP 2771573 A JP2771573 A JP 2771573A JP S5550640 B2 JPS5550640 B2 JP S5550640B2
Authority
JP
Japan
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
Application number
JP2771573A
Other versions
JPS49117002A (ja
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 filed Critical
Priority to JP2771573A priority Critical patent/JPS5550640B2/ja
Priority to US05/448,732 priority patent/US3936618A/en
Priority to NLAANVRAGE7403156,A priority patent/NL179176C/xx
Priority to GB1062274A priority patent/GB1468611A/en
Priority to DE19742411107 priority patent/DE2411107B2/de
Publication of JPS49117002A publication Critical patent/JPS49117002A/ja
Publication of JPS5550640B2 publication Critical patent/JPS5550640B2/ja
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/006—Systems employing more than two channels, e.g. quadraphonic in which a plurality of audio signals are transformed in a combination of audio signals and modulated signals, e.g. CD-4 systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Stereophonic System (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
JP2771573A 1973-03-09 1973-03-09 Expired JPS5550640B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2771573A JPS5550640B2 (ja) 1973-03-09 1973-03-09
US05/448,732 US3936618A (en) 1973-03-09 1974-03-06 Multichannel record disc reproducing system and apparatus
NLAANVRAGE7403156,A NL179176C (nl) 1973-03-09 1974-03-08 Inrichting voor het afspelen van een meerkanaalsgrammofoonplaat.
GB1062274A GB1468611A (en) 1973-03-09 1974-03-08 Multi-channel record disc reproducing system
DE19742411107 DE2411107B2 (de) 1973-03-09 1974-03-08 Anordnung zur wiedergabe von mehrkanalschallplatten

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2771573A JPS5550640B2 (ja) 1973-03-09 1973-03-09

Publications (2)

Publication Number Publication Date
JPS49117002A JPS49117002A (ja) 1974-11-08
JPS5550640B2 true JPS5550640B2 (ja) 1980-12-19

Family

ID=12228685

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2771573A Expired JPS5550640B2 (ja) 1973-03-09 1973-03-09

Country Status (5)

Country Link
US (1) US3936618A (ja)
JP (1) JPS5550640B2 (ja)
DE (1) DE2411107B2 (ja)
GB (1) GB1468611A (ja)
NL (1) NL179176C (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0217000B2 (ja) * 1982-12-27 1990-04-19 Toshiba Kk

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4075425A (en) * 1974-09-24 1978-02-21 Nippon Columbia Kabushikikaisha Multi-directional sound signal reproducing system
JPS521284B2 (ja) * 1975-01-27 1977-01-13
US4096360A (en) * 1975-09-27 1978-06-20 Victor Company Of Japan, Ltd. Multichannel record disc reproducing system
US4186281A (en) * 1976-10-22 1980-01-29 Victor Company Of Japan, Ltd. Multichannel record disc reproducing apparatus
US4203134A (en) * 1978-10-02 1980-05-13 Rca Corporation FM Signal demodulator with defect detection

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3209271A (en) * 1961-08-17 1965-09-28 Radiation Inc Phase-locked loops
US3371281A (en) * 1963-10-24 1968-02-27 Gen Electric Frequency modulation receiver combining frequency feedback and synchronous detection
CA938560A (en) * 1969-11-28 1973-12-18 Victor Company Of Japan System for recording and/or reproducing four channel signals on a record disc
US3778728A (en) * 1972-04-11 1973-12-11 Edmac Ass Inc Phaselocked-fm detector apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0217000B2 (ja) * 1982-12-27 1990-04-19 Toshiba Kk

Also Published As

Publication number Publication date
DE2411107B2 (de) 1978-02-02
NL179176B (nl) 1986-02-17
US3936618A (en) 1976-02-03
JPS49117002A (ja) 1974-11-08
GB1468611A (en) 1977-03-30
NL7403156A (ja) 1974-09-11
NL179176C (nl) 1986-07-16
DE2411107A1 (de) 1974-09-26
DE2411107C3 (ja) 1978-10-19

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