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 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/en
Priority claimed from JP07524692A external-priority patent/JP3296583B2/en
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 (en) 1992-02-26 1992-02-26 Audio signal processor
JP07524692A JP3296583B2 (en) 1992-02-26 1992-02-26 Audio signal processing equipment

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 (en)
GB (1) GB2264598B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3800139B2 (en) 2002-07-09 2006-07-26 ヤマハ株式会社 Level adjusting method, program, and audio signal device
US20050069155A1 (en) * 2003-09-26 2005-03-31 Gagon Paul R. Audio pre-amp and mid-band compressor circuit
DE102004044565B4 (en) * 2004-09-15 2007-08-02 Carl Von Ossietzky Universität Oldenburg Method for limiting the dynamic range of audio signals and circuitry therefor

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 (en) 1997-02-20
DE4306013C3 (en) 2001-09-20
GB2264598A (en) 1993-09-01
DE4306013A1 (en) 1993-09-23

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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