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GB9024206D0 - Stereo sound system - Google Patents

Stereo sound system

Info

Publication number
GB9024206D0
GB9024206D0 GB909024206A GB9024206A GB9024206D0 GB 9024206 D0 GB9024206 D0 GB 9024206D0 GB 909024206 A GB909024206 A GB 909024206A GB 9024206 A GB9024206 A GB 9024206A GB 9024206 D0 GB9024206 D0 GB 9024206D0
Authority
GB
United Kingdom
Prior art keywords
sound system
stereo sound
stereo
sound
Prior art date
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.)
Granted
Application number
GB909024206A
Other versions
GB2240689B (en
GB2240689A (en
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.)
RANGA EGILS
Original Assignee
RANGA EGILS
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 RANGA EGILS filed Critical RANGA EGILS
Publication of GB9024206D0 publication Critical patent/GB9024206D0/en
Publication of GB2240689A publication Critical patent/GB2240689A/en
Application granted granted Critical
Publication of GB2240689B publication Critical patent/GB2240689B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/02—Spatial or constructional arrangements of loudspeakers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
GB9024206A 1989-11-07 1990-11-07 An improved three speaker stereo sound system Expired - Fee Related GB2240689B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB898925156A GB8925156D0 (en) 1989-11-07 1989-11-07 A three speaker stereo sound system

Publications (3)

Publication Number Publication Date
GB9024206D0 true GB9024206D0 (en) 1990-12-19
GB2240689A GB2240689A (en) 1991-08-07
GB2240689B GB2240689B (en) 1994-06-08

Family

ID=10665890

Family Applications (2)

Application Number Title Priority Date Filing Date
GB898925156A Pending GB8925156D0 (en) 1989-11-07 1989-11-07 A three speaker stereo sound system
GB9024206A Expired - Fee Related GB2240689B (en) 1989-11-07 1990-11-07 An improved three speaker stereo sound system

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB898925156A Pending GB8925156D0 (en) 1989-11-07 1989-11-07 A three speaker stereo sound system

Country Status (1)

Country Link
GB (2) GB8925156D0 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9506263D0 (en) * 1995-03-28 1995-05-17 Sse Hire Limited Loudspeaker system

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3947635A (en) * 1973-09-12 1976-03-30 Frankman Charles W Integrated stereo speaker system
JPS54148501A (en) * 1978-03-16 1979-11-20 Akg Akustische Kino Geraete Device for reproducing at least 2 channels acoustic events transmitted in room
EP0009116A1 (en) * 1978-08-14 1980-04-02 René Dr. Pomeranz Device and method for the electroacoustic reproduction of sound by earphones, as well as a device for transmitting sound vibrations to the human body
US4443889A (en) * 1980-04-21 1984-04-17 Nortech Laboratories Ltd. Acoustic apparatus and method
GB2082418A (en) * 1980-08-15 1982-03-03 Rola Celestion Ltd Multi-way loudspeaker system
US4452333A (en) * 1982-05-28 1984-06-05 Peavey Electronics Corp. Speaker system
US4612663A (en) * 1984-03-26 1986-09-16 Holbrook Kyle A Multichannel audio reproduction system
US4615043A (en) * 1984-12-24 1986-09-30 Don Latshaw Triphonic sound system
JPS6460200A (en) * 1987-08-31 1989-03-07 Yamaha Corp Stereoscopic signal processing circuit

Also Published As

Publication number Publication date
GB2240689B (en) 1994-06-08
GB2240689A (en) 1991-08-07
GB8925156D0 (en) 1989-12-28

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)

Effective date: 19950918

PCNP Patent ceased through non-payment of renewal fee

Effective date: 19991107