FR2086513B1 - - Google Patents

Info

Publication number
FR2086513B1
FR2086513B1 FR7115643A FR7115643A FR2086513B1 FR 2086513 B1 FR2086513 B1 FR 2086513B1 FR 7115643 A FR7115643 A FR 7115643A FR 7115643 A FR7115643 A FR 7115643A FR 2086513 B1 FR2086513 B1 FR 2086513B1
Authority
FR
France
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
FR7115643A
Other languages
French (fr)
Other versions
FR2086513A1 (ja
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
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
Publication of FR2086513A1 publication Critical patent/FR2086513A1/fr
Application granted granted Critical
Publication of FR2086513B1 publication Critical patent/FR2086513B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation 
    • H04S5/02—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation  of the pseudo four-channel type, e.g. in which rear channel signals are derived from two-channel stereo signals
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K15/00—Acoustics not otherwise provided for
    • G10K15/08—Arrangements for producing a reverberation or echo sound
    • G10K15/10—Arrangements for producing a reverberation or echo sound using time-delay networks comprising electromechanical or electro-acoustic devices

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Stereophonic System (AREA)
FR7115643A 1970-04-30 1971-04-30 Expired FR2086513B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP45036988A JPS4923361B1 (ja) 1970-04-30 1970-04-30

Publications (2)

Publication Number Publication Date
FR2086513A1 FR2086513A1 (ja) 1971-12-31
FR2086513B1 true FR2086513B1 (ja) 1974-03-08

Family

ID=12485115

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7115643A Expired FR2086513B1 (ja) 1970-04-30 1971-04-30

Country Status (6)

Country Link
JP (1) JPS4923361B1 (ja)
CA (1) CA925028A (ja)
DE (1) DE2120889A1 (ja)
FR (1) FR2086513B1 (ja)
GB (1) GB1319001A (ja)
NL (1) NL7105879A (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1552478A (en) * 1977-11-21 1979-09-12 Nat Res Dev Sound reproduction systems

Also Published As

Publication number Publication date
NL7105879A (ja) 1971-11-02
DE2120889A1 (de) 1971-11-18
GB1319001A (en) 1973-05-31
CA925028A (en) 1973-04-24
FR2086513A1 (ja) 1971-12-31
JPS4923361B1 (ja) 1974-06-15

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Legal Events

Date Code Title Description
ST Notification of lapse