IL81438A - Stereo enhancement system - Google Patents

Stereo enhancement system

Info

Publication number
IL81438A
IL81438A IL81438A IL8143887A IL81438A IL 81438 A IL81438 A IL 81438A IL 81438 A IL81438 A IL 81438A IL 8143887 A IL8143887 A IL 8143887A IL 81438 A IL81438 A IL 81438A
Authority
IL
Israel
Prior art keywords
enhancement system
stereo enhancement
stereo
enhancement
Prior art date
Application number
IL81438A
Other languages
English (en)
Other versions
IL81438A0 (en
Original Assignee
Hughes Aircraft Co
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 Hughes Aircraft Co filed Critical Hughes Aircraft Co
Publication of IL81438A0 publication Critical patent/IL81438A0/xx
Publication of IL81438A publication Critical patent/IL81438A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30—Control circuits for electronic adaptation of the sound field
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G5/00—Tone control or bandwidth control in amplifiers
    • H03G5/02—Manually-operated control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S1/00—Two-channel systems
    • H04S1/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
    • H04S1/005—For headphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/033—Headphones for stereophonic communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S1/00—Two-channel systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30—Control circuits for electronic adaptation of the sound field
    • H04S7/307—Frequency adjustment, e.g. tone control

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Transplanting Machines (AREA)
IL81438A 1986-03-27 1987-01-30 Stereo enhancement system IL81438A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US84492986A 1986-03-27 1986-03-27
US06/929,452 US4748669A (en) 1986-03-27 1986-11-12 Stereo enhancement system

Publications (2)

Publication Number Publication Date
IL81438A0 IL81438A0 (en) 1987-08-31
IL81438A true IL81438A (en) 1991-06-10

Family

ID=27126540

Family Applications (1)

Application Number Title Priority Date Filing Date
IL81438A IL81438A (en) 1986-03-27 1987-01-30 Stereo enhancement system

Country Status (10)

Country Link
US (1) US4748669A (fr)
EP (5) EP0478096B1 (fr)
JP (3) JP2528154B2 (fr)
KR (1) KR910006321B1 (fr)
AU (3) AU587529B2 (fr)
CA (1) CA1284297C (fr)
DE (6) DE3784423D1 (fr)
HK (3) HK75293A (fr)
IL (1) IL81438A (fr)
WO (1) WO1987006090A1 (fr)

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Also Published As

Publication number Publication date
JPS63502945A (ja) 1988-10-27
DE3784423D1 (de) 1993-04-08
DE3784423T4 (de) 1994-02-10
US4748669A (en) 1988-05-31
HK1008136A1 (en) 1999-04-30
AU2205388A (en) 1988-12-08
EP0478096A2 (fr) 1992-04-01
EP0478096A3 (en) 1992-07-22
EP0748143B1 (fr) 2001-11-14
DE3752342T2 (de) 2002-07-18
WO1987006090A1 (fr) 1987-10-08
DE3752342D1 (de) 2001-12-20
DE3752025D1 (de) 1997-04-10
HK134597A (en) 1998-02-27
DE3752052D1 (de) 1997-05-22
EP0478096B1 (fr) 1997-03-19
AU587529B2 (en) 1989-08-17
DE3784423T2 (de) 1993-06-09
EP0748143A2 (fr) 1996-12-11
DE3752025T2 (de) 1997-06-12
AU597848B2 (en) 1990-06-07
KR880701515A (ko) 1988-07-27
IL81438A0 (en) 1987-08-31
CA1284297C (fr) 1991-05-21
JPH077799A (ja) 1995-01-10
EP0476790A3 (en) 1992-07-29
EP0479395A3 (en) 1992-08-05
EP0479395B1 (fr) 1997-03-05
AU6934187A (en) 1987-10-20
EP0262160A1 (fr) 1988-04-06
AU591609B2 (en) 1989-12-07
DE3752034T2 (de) 1997-10-30
JP2880645B2 (ja) 1999-04-12
JP2528154B2 (ja) 1996-08-28
JPH077798A (ja) 1995-01-10
AU2205288A (en) 1988-12-08
DE3752052T2 (de) 1997-08-07
JP2609065B2 (ja) 1997-05-14
EP0476790B1 (fr) 1997-04-16
KR910006321B1 (ko) 1991-08-19
EP0476790A2 (fr) 1992-03-25
HK134697A (en) 1998-02-27
DE3752034D1 (de) 1997-04-24
EP0479395A2 (fr) 1992-04-08
EP0748143A3 (fr) 1997-04-16
HK75293A (en) 1993-08-06
EP0262160B1 (fr) 1993-03-03

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