GB2429346B - A method of adjusting the amplitude of an audio signal and an audio device - Google Patents

A method of adjusting the amplitude of an audio signal and an audio device

Info

Publication number
GB2429346B
GB2429346B GB0605202A GB0605202A GB2429346B GB 2429346 B GB2429346 B GB 2429346B GB 0605202 A GB0605202 A GB 0605202A GB 0605202 A GB0605202 A GB 0605202A GB 2429346 B GB2429346 B GB 2429346B
Authority
GB
United Kingdom
Prior art keywords
amplitude
adjusting
audio
audio signal
audio device
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.)
Expired - Fee Related
Application number
GB0605202A
Other versions
GB2429346A (en
GB0605202D0 (en
Inventor
Nicola Leotta
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.)
NEC Technologies UK Ltd
Original Assignee
NEC Technologies UK Ltd
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 NEC Technologies UK Ltd filed Critical NEC Technologies UK Ltd
Priority to GB0605202A priority Critical patent/GB2429346B/en
Publication of GB0605202D0 publication Critical patent/GB0605202D0/en
Publication of GB2429346A publication Critical patent/GB2429346A/en
Application granted granted Critical
Publication of GB2429346B publication Critical patent/GB2429346B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in amplifiers
    • H03G7/007—Volume compression or expansion in amplifiers of digital or coded signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G11/00—Limiting amplitude; Limiting rate of change of amplitude ; Clipping in general
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in amplifiers
    • H03G7/002—Volume compression or expansion in amplifiers in untuned or low-frequency amplifiers, e.g. audio amplifiers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/13—Aspects of volume control, not necessarily automatic, in stereophonic sound systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
GB0605202A 2006-03-15 2006-03-15 A method of adjusting the amplitude of an audio signal and an audio device Expired - Fee Related GB2429346B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0605202A GB2429346B (en) 2006-03-15 2006-03-15 A method of adjusting the amplitude of an audio signal and an audio device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0605202A GB2429346B (en) 2006-03-15 2006-03-15 A method of adjusting the amplitude of an audio signal and an audio device

Publications (3)

Publication Number Publication Date
GB0605202D0 GB0605202D0 (en) 2006-04-26
GB2429346A GB2429346A (en) 2007-02-21
GB2429346B true GB2429346B (en) 2007-10-17

Family

ID=36292791

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0605202A Expired - Fee Related GB2429346B (en) 2006-03-15 2006-03-15 A method of adjusting the amplitude of an audio signal and an audio device

Country Status (1)

Country Link
GB (1) GB2429346B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010076215A1 (en) * 2008-12-29 2010-07-08 Arcelik Anonim Sirketi An audio equipment and a control method thereof
JP2012235310A (en) * 2011-04-28 2012-11-29 Sony Corp Signal processing apparatus and method, program, and data recording medium
GB2494894A (en) * 2011-09-22 2013-03-27 Earsoft Ltd Dynamic range control
CN103828232A (en) * 2011-09-22 2014-05-28 伊尔索芙特有限公司 Dynamic range control
CN104025192B (en) * 2012-01-06 2018-12-18 索尼移动通信株式会社 Intelligent automated audio records leveller
JP5853813B2 (en) * 2012-03-27 2016-02-09 船井電機株式会社 Audio signal output device and audio output system
EP2833549B1 (en) 2013-08-01 2016-04-06 EchoStar UK Holdings Limited Loudness level control for audio reception and decoding equipment
GB2605202A (en) * 2021-03-26 2022-09-28 Audoo Ltd Audio interface

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1599401A (en) * 1978-04-18 1981-09-30 Nat Res Dev Input signal level control for communications channels
WO2001026221A1 (en) * 1999-10-07 2001-04-12 K. S. Waves Ltd. Dynamic range compressor-limiter and low-level-expander with look-ahead for maximizing and stabilizing voice level in telecommunication applications
WO2004112245A1 (en) * 2003-06-18 2004-12-23 Nokia Corporation Dynamic range control of an audio signal and method of its operation
US6891955B1 (en) * 1999-07-29 2005-05-10 Micron Technology, Inc. Audio volume control for computer systems
US20050175194A1 (en) * 2004-02-06 2005-08-11 Cirrus Logic, Inc. Dynamic range reducing volume control
WO2005074129A2 (en) * 2004-01-28 2005-08-11 Koninklijke Philips Electronics, N.V. Automatic audio signal dynamic range adjustment

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1599401A (en) * 1978-04-18 1981-09-30 Nat Res Dev Input signal level control for communications channels
US6891955B1 (en) * 1999-07-29 2005-05-10 Micron Technology, Inc. Audio volume control for computer systems
WO2001026221A1 (en) * 1999-10-07 2001-04-12 K. S. Waves Ltd. Dynamic range compressor-limiter and low-level-expander with look-ahead for maximizing and stabilizing voice level in telecommunication applications
WO2004112245A1 (en) * 2003-06-18 2004-12-23 Nokia Corporation Dynamic range control of an audio signal and method of its operation
WO2005074129A2 (en) * 2004-01-28 2005-08-11 Koninklijke Philips Electronics, N.V. Automatic audio signal dynamic range adjustment
US20050175194A1 (en) * 2004-02-06 2005-08-11 Cirrus Logic, Inc. Dynamic range reducing volume control

Also Published As

Publication number Publication date
GB2429346A (en) 2007-02-21
GB0605202D0 (en) 2006-04-26

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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: 20120315