GB9520453D0 - Improved adaptive audio systems - Google Patents

Improved adaptive audio systems

Info

Publication number
GB9520453D0
GB9520453D0 GBGB9520453.3A GB9520453A GB9520453D0 GB 9520453 D0 GB9520453 D0 GB 9520453D0 GB 9520453 A GB9520453 A GB 9520453A GB 9520453 D0 GB9520453 D0 GB 9520453D0
Authority
GB
United Kingdom
Prior art keywords
audio systems
adaptive audio
improved adaptive
improved
systems
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.)
Withdrawn
Application number
GBGB9520453.3A
Other versions
GB2306086A (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.)
DOCKLANDS LIGHT RAILWAY LIMITE
Original Assignee
DOCKLANDS LIGHT RAILWAY LIMITE
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 DOCKLANDS LIGHT RAILWAY LIMITE filed Critical DOCKLANDS LIGHT RAILWAY LIMITE
Priority to GB9520453A priority Critical patent/GB2306086A/en
Publication of GB9520453D0 publication Critical patent/GB9520453D0/en
Publication of GB2306086A publication Critical patent/GB2306086A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/32—Automatic control in amplifiers having semiconductor devices the control being dependent upon ambient noise level or sound level
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R27/00—Public address systems

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
GB9520453A 1995-10-06 1995-10-06 Improved adaptive audio systems Withdrawn GB2306086A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9520453A GB2306086A (en) 1995-10-06 1995-10-06 Improved adaptive audio systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9520453A GB2306086A (en) 1995-10-06 1995-10-06 Improved adaptive audio systems

Publications (2)

Publication Number Publication Date
GB9520453D0 true GB9520453D0 (en) 1995-12-06
GB2306086A GB2306086A (en) 1997-04-23

Family

ID=10781896

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9520453A Withdrawn GB2306086A (en) 1995-10-06 1995-10-06 Improved adaptive audio systems

Country Status (1)

Country Link
GB (1) GB2306086A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AUPO714197A0 (en) 1997-06-02 1997-06-26 University Of Melbourne, The Multi-strategy array processor
GB9714001D0 (en) * 1997-07-02 1997-09-10 Simoco Europ Limited Method and apparatus for speech enhancement in a speech communication system
US6377680B1 (en) * 1998-07-14 2002-04-23 At&T Corp. Method and apparatus for noise cancellation
US9064497B2 (en) * 2012-02-22 2015-06-23 Htc Corporation Method and apparatus for audio intelligibility enhancement and computing apparatus

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1603644A (en) * 1978-05-19 1981-11-25 Music Hire Group Ltd Sound broadcasting equipment
GB2051510A (en) * 1979-06-15 1981-01-14 Communications Patents Ltd Gain controlled audio amplifier system
GB2237463B (en) * 1989-10-16 1994-01-05 John Moffatt Automatic volume control system

Also Published As

Publication number Publication date
GB2306086A (en) 1997-04-23

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)