GB2264598B - Audio signal processing system - Google Patents

Audio signal processing system

Info

Publication number
GB2264598B
GB2264598B GB9301933A GB9301933A GB2264598B GB 2264598 B GB2264598 B GB 2264598B GB 9301933 A GB9301933 A GB 9301933A GB 9301933 A GB9301933 A GB 9301933A GB 2264598 B GB2264598 B GB 2264598B
Authority
GB
United Kingdom
Prior art keywords
signal processing
processing system
audio signal
audio
signal
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
GB9301933A
Other languages
English (en)
Other versions
GB9301933D0 (en
GB2264598A (en
Inventor
Hiroshi Tsubonuma
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.)
Pioneer Corp
Original Assignee
Pioneer Electronic Corp
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
Priority claimed from JP4075245A external-priority patent/JPH05234249A/ja
Priority claimed from JP07524692A external-priority patent/JP3296583B2/ja
Application filed by Pioneer Electronic Corp filed Critical Pioneer Electronic Corp
Publication of GB9301933D0 publication Critical patent/GB9301933D0/en
Publication of GB2264598A publication Critical patent/GB2264598A/en
Application granted granted Critical
Publication of GB2264598B publication Critical patent/GB2264598B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
    • H03G9/02—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers
    • H03G9/025—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers frequency-dependent volume compression or expansion, e.g. multiple-band systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
GB9301933A 1992-02-26 1993-02-01 Audio signal processing system Expired - Fee Related GB2264598B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP4075245A JPH05234249A (ja) 1992-02-26 1992-02-26 オーディオ信号処理装置
JP07524692A JP3296583B2 (ja) 1992-02-26 1992-02-26 オーディオ信号処理装置

Publications (3)

Publication Number Publication Date
GB9301933D0 GB9301933D0 (en) 1993-03-17
GB2264598A GB2264598A (en) 1993-09-01
GB2264598B true GB2264598B (en) 1995-10-04

Family

ID=26416396

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9301933A Expired - Fee Related GB2264598B (en) 1992-02-26 1993-02-01 Audio signal processing system

Country Status (2)

Country Link
DE (1) DE4306013C3 (forum.php)
GB (1) GB2264598B (forum.php)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5471527A (en) * 1993-12-02 1995-11-28 Dsc Communications Corporation Voice enhancement system and method
JP3800139B2 (ja) 2002-07-09 2006-07-26 ヤマハ株式会社 レベル調節方法、プログラムおよび音声信号装置
US20050069155A1 (en) * 2003-09-26 2005-03-31 Gagon Paul R. Audio pre-amp and mid-band compressor circuit
DE102004044565B4 (de) * 2004-09-15 2007-08-02 Carl Von Ossietzky Universität Oldenburg Verfahren zur Begrenzung des Dynamikbereichs von Audiosignalen und Schaltungsanordnung hierzu

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0041310A1 (en) * 1980-05-29 1981-12-09 Cbs Inc An electronic circuit for signal compression and expansion

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1401336A (en) * 1971-10-05 1975-07-16 Victor Company Of Japan Expander circuit for a compression and expansion system
JPS5439516A (en) * 1977-09-02 1979-03-27 Sanyo Electric Co Ltd Noise reduction unit
US4457020A (en) * 1982-12-27 1984-06-26 Rockwell International Corporation Signal processing device for use on radio links

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0041310A1 (en) * 1980-05-29 1981-12-09 Cbs Inc An electronic circuit for signal compression and expansion
US4376916A (en) * 1980-05-29 1983-03-15 Cbs Inc. Signal compression and expansion system

Also Published As

Publication number Publication date
GB9301933D0 (en) 1993-03-17
DE4306013C2 (de) 1997-02-20
DE4306013C3 (de) 2001-09-20
DE4306013A1 (forum.php) 1993-09-23
GB2264598A (en) 1993-09-01

Similar Documents

Publication Publication Date Title
GB2277239B (en) Processing audio signals
GB2277655B (en) Digital signal processing system
GB2272816B (en) Video signal processing
GB2294854B (en) Audio signal processing
EP0599132A3 (en) System for processing an audio signal.
EP0405914A3 (en) Audio signal data processing system
GB9204763D0 (en) Signal processing arrangements
GB2253966B (en) Signal processing system
EP0589662A3 (en) Digital signal processing system
GB2295072B (en) Audio signal processing
GB9200373D0 (en) Video signal processing system
EP0405915A3 (en) Audio signal data processing system
GB2223876B (en) Multiple audio signal processing system
KR960009143B1 (en) Signal processing apparatus
EP0594106A3 (en) Signal processing apparatus
GB2264414B (en) Video signal processing
GB2266435B (en) Audio data processing system
GB2270595B (en) An audio system
GB2264598B (en) Audio signal processing system
GB9315369D0 (en) An audio system
GB9218966D0 (en) Digital signal processing
GB2268658B (en) Video signal processing
GB2271203B (en) Digital processing system
GB2316570B (en) Digital signal processing system
GB9300127D0 (en) Audio signal processing system

Legal Events

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

Effective date: 19970124

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20090201