GB9500150D0 - Sound amplification system - Google Patents

Sound amplification system

Info

Publication number
GB9500150D0
GB9500150D0 GBGB9500150.9A GB9500150A GB9500150D0 GB 9500150 D0 GB9500150 D0 GB 9500150D0 GB 9500150 A GB9500150 A GB 9500150A GB 9500150 D0 GB9500150 D0 GB 9500150D0
Authority
GB
United Kingdom
Prior art keywords
amplification system
sound amplification
sound
amplification
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
GBGB9500150.9A
Other versions
GB2285552A (en
GB2285552B (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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB9500150D0 publication Critical patent/GB9500150D0/en
Publication of GB2285552A publication Critical patent/GB2285552A/en
Application granted granted Critical
Publication of GB2285552B publication Critical patent/GB2285552B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
    • H04R25/50—Customised settings for obtaining desired overall acoustical characteristics
    • H04R25/502—Customised settings for obtaining desired overall acoustical characteristics using analog signal processing

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Neurosurgery (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Circuit For Audible Band Transducer (AREA)
GB9500150A 1994-01-08 1995-01-05 Sound amplification system Expired - Fee Related GB2285552B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9400278A GB9400278D0 (en) 1994-01-08 1994-01-08 Mini-loop system

Publications (3)

Publication Number Publication Date
GB9500150D0 true GB9500150D0 (en) 1995-03-01
GB2285552A GB2285552A (en) 1995-07-12
GB2285552B GB2285552B (en) 1998-01-14

Family

ID=10748532

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9400278A Pending GB9400278D0 (en) 1994-01-08 1994-01-08 Mini-loop system
GB9500150A Expired - Fee Related GB2285552B (en) 1994-01-08 1995-01-05 Sound amplification system

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB9400278A Pending GB9400278D0 (en) 1994-01-08 1994-01-08 Mini-loop system

Country Status (1)

Country Link
GB (2) GB9400278D0 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2477809A (en) * 2010-02-16 2011-08-17 Hosiden Besson Ltd Alarm arrangement within an assistive listening system
GB2558568A (en) * 2017-01-05 2018-07-18 Ruth Boorman Merrilyn Hearing apparatus

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4078155A (en) * 1977-01-17 1978-03-07 Northern Telecom Limited Telephone apparatus for use in a conference room
US4361736A (en) * 1979-12-07 1982-11-30 Long Edward M Pressure recording process and device
US4831656A (en) * 1987-09-09 1989-05-16 Southern Robert R Conference microphone for use with hearing impaired amplification system

Also Published As

Publication number Publication date
GB2285552A (en) 1995-07-12
GB2285552B (en) 1998-01-14
GB9400278D0 (en) 1994-03-09

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20120105