ATE27080T1 - Digitaler dynamikbereichumsetzer. - Google Patents

Digitaler dynamikbereichumsetzer.

Info

Publication number
ATE27080T1
ATE27080T1 AT84200140T AT84200140T ATE27080T1 AT E27080 T1 ATE27080 T1 AT E27080T1 AT 84200140 T AT84200140 T AT 84200140T AT 84200140 T AT84200140 T AT 84200140T AT E27080 T1 ATE27080 T1 AT E27080T1
Authority
AT
Austria
Prior art keywords
digital
samples
audio signal
control signal
dynamic range
Prior art date
Application number
AT84200140T
Other languages
English (en)
Inventor
Eduard Ferdinand Stikvoort
Holstlaan
Original Assignee
Philips Nv
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=19841377&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE27080(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Philips Nv filed Critical Philips Nv
Application granted granted Critical
Publication of ATE27080T1 publication Critical patent/ATE27080T1/de

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

Landscapes

  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Steroid Compounds (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
AT84200140T 1983-02-08 1984-02-03 Digitaler dynamikbereichumsetzer. ATE27080T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8300468A NL8300468A (nl) 1983-02-08 1983-02-08 Digitale dynamiek omzetter.
EP84200140A EP0118144B1 (de) 1983-02-08 1984-02-03 Digitaler Dynamikbereichumsetzer

Publications (1)

Publication Number Publication Date
ATE27080T1 true ATE27080T1 (de) 1987-05-15

Family

ID=19841377

Family Applications (1)

Application Number Title Priority Date Filing Date
AT84200140T ATE27080T1 (de) 1983-02-08 1984-02-03 Digitaler dynamikbereichumsetzer.

Country Status (8)

Country Link
US (1) US4562591A (de)
EP (1) EP0118144B1 (de)
JP (1) JPS59148417A (de)
AT (1) ATE27080T1 (de)
AU (1) AU561777B2 (de)
CA (1) CA1205018A (de)
DE (1) DE3463593D1 (de)
NL (1) NL8300468A (de)

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US4701953A (en) * 1984-07-24 1987-10-20 The Regents Of The University Of California Signal compression system
JPH0734291B2 (ja) * 1986-07-28 1995-04-12 株式会社日立製作所 デイジタル信号記録再生システム
US4785418A (en) * 1986-08-29 1988-11-15 International Business Machines Corporation Proportional automatic gain control
US4764967A (en) * 1986-10-27 1988-08-16 Rca Licensing Corporation Tone control system for sampled data signals
US4782285A (en) * 1986-11-03 1988-11-01 Tektronix, Inc. Variable resolution control system
GB8701365D0 (en) * 1987-01-22 1987-02-25 Thomas L D Signal level control
NL8700763A (nl) * 1987-04-01 1988-11-01 Philips Nv Inrichting voor het omzetten van een eerste elektrische signaal in een tweede elektrische signaal.
CA1309665C (en) * 1987-06-27 1992-11-03 Kenzo Akagiri Amplitude compressing/expanding circuit
US4829299A (en) * 1987-09-25 1989-05-09 Dolby Laboratories Licensing Corporation Adaptive-filter single-bit digital encoder and decoder and adaptation control circuit responsive to bit-stream loading
DE3883337D1 (de) * 1987-10-06 1993-09-23 Peicom Sound Systems Gmbh, 6380 Bad Homburg, De
US5050217A (en) * 1990-02-16 1991-09-17 Akg Acoustics, Inc. Dynamic noise reduction and spectral restoration system
JP3293240B2 (ja) * 1993-05-18 2002-06-17 ヤマハ株式会社 ディジタル信号処理装置
US5444788A (en) * 1993-09-03 1995-08-22 Akg Acoustics, Inc. Audio compressor combining feedback and feedfoward sidechain processing
GB9605004D0 (en) * 1996-03-08 1996-05-08 Sony Uk Ltd Dynamics processor
JPH09258781A (ja) * 1996-03-08 1997-10-03 Sony United Kingdom Ltd デジタル音声処理装置
JP2979119B2 (ja) * 1996-12-06 1999-11-15 日本電信電話株式会社 自動ダイナミック・レンジ制御回路
US6970717B2 (en) 2001-01-12 2005-11-29 Silicon Laboratories Inc. Digital architecture for radio-frequency apparatus and associated methods
US7228109B2 (en) * 2001-01-12 2007-06-05 Silicon Laboratories Inc. DC offset reduction in radio-frequency apparatus and associated methods
US7092675B2 (en) 1998-05-29 2006-08-15 Silicon Laboratories Apparatus and methods for generating radio frequencies in communication circuitry using multiple control signals
US7221921B2 (en) 1998-05-29 2007-05-22 Silicon Laboratories Partitioning of radio-frequency apparatus
US7035607B2 (en) 1998-05-29 2006-04-25 Silicon Laboratories Inc. Systems and methods for providing an adjustable reference signal to RF circuitry
US6993314B2 (en) 1998-05-29 2006-01-31 Silicon Laboratories Inc. Apparatus for generating multiple radio frequencies in communication circuitry and associated methods
US7242912B2 (en) 1998-05-29 2007-07-10 Silicon Laboratories Inc. Partitioning of radio-frequency apparatus
US7024221B2 (en) * 2001-01-12 2006-04-04 Silicon Laboratories Inc. Notch filter for DC offset reduction in radio-frequency apparatus and associated methods
US6804497B2 (en) * 2001-01-12 2004-10-12 Silicon Laboratories, Inc. Partitioned radio-frequency apparatus and associated methods
US7558391B2 (en) * 1999-11-29 2009-07-07 Bizjak Karl L Compander architecture and methods
US7190292B2 (en) * 1999-11-29 2007-03-13 Bizjak Karl M Input level adjust system and method
US6903617B2 (en) 2000-05-25 2005-06-07 Silicon Laboratories Inc. Method and apparatus for synthesizing high-frequency signals for wireless communications
US6870830B1 (en) 2000-11-30 2005-03-22 3Com Corporation System and method for performing messaging services using a data communications channel in a data network telephone system
US20020080772A1 (en) * 2000-12-21 2002-06-27 Claes Magnusson Method and device for communication through the internet
US6882735B2 (en) 2001-01-11 2005-04-19 Autodesk, Inc. Dynamic range compression of an audio signal
US7138858B2 (en) 2001-01-12 2006-11-21 Silicon Laboratories, Inc. Apparatus and methods for output buffer circuitry with constant output power in radio-frequency circuitry
US20030232613A1 (en) * 2001-01-12 2003-12-18 Kerth Donald A. Quadrature signal generation in radio-frequency apparatus and associated methods
US7177610B2 (en) * 2001-01-12 2007-02-13 Silicon Laboratories Inc. Calibrated low-noise current and voltage references and associated methods
US7035611B2 (en) * 2001-01-12 2006-04-25 Silicon Laboratories Inc. Apparatus and method for front-end circuitry in radio-frequency apparatus
US7031683B2 (en) * 2001-01-12 2006-04-18 Silicon Laboratories Inc. Apparatus and methods for calibrating signal-processing circuitry
US7158574B2 (en) * 2001-01-12 2007-01-02 Silicon Laboratories Inc. Digital interface in radio-frequency apparatus and associated methods
US20030031335A1 (en) * 2001-08-08 2003-02-13 Hans-Ueli Roeck Method for processing an input signal to generate an output signal, and application of said method in hearing aids and listening devices
EP1486079B1 (de) * 2002-03-15 2015-12-30 Silicon Laboratories Inc. Hochfrequenzvorrichtung
JP2006140582A (ja) * 2004-11-10 2006-06-01 Matsushita Electric Ind Co Ltd 送信信号生成装置
US8249271B2 (en) 2007-01-23 2012-08-21 Karl M. Bizjak Noise analysis and extraction systems and methods
JP5040623B2 (ja) * 2007-12-04 2012-10-03 ヤマハ株式会社 自動音量補正装置
US8934643B2 (en) * 2008-04-09 2015-01-13 Koninklijke Philips N.V. Generation of a drive signal for sound transducer
EP2477418B1 (de) * 2011-01-12 2014-06-04 Nxp B.V. Signalverarbeitungsverfahren
FR3133111B1 (fr) * 2022-02-28 2024-10-11 Faurecia Clarion Electronics Europe Procédé et système d’amélioration du rendu sonore des basses fréquences d’un signal audio

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CH461585A (de) * 1966-08-24 1968-08-31 Ciba Geigy Verfahren und Einrichtung zur Nachrichtenübermittlung
IT980804B (it) * 1973-04-10 1974-10-10 Cselt Centro Studi Lab Telecom Regolazione automatica del livello di segnali numerici
JPS5180744A (de) * 1975-01-10 1976-07-14 Nippon Electric Co
JPS5841697B2 (ja) * 1975-11-25 1983-09-13 松下電器産業株式会社 瞬時圧伸装置
US4071695A (en) * 1976-08-12 1978-01-31 Bell Telephone Laboratories, Incorporated Speech signal amplitude equalizer
US4182993A (en) * 1978-11-02 1980-01-08 Dbx Inc. Signal amplitude compression system
IT1121030B (it) * 1979-09-18 1986-03-26 Cselt Centro Studi Lab Telecom Procedimento e circuito per il controllo automatico del guadagno in apparecchiature elettroniche
NL190093C (nl) * 1979-12-17 1993-10-18 Victor Company Of Japan Comprimeer- en expandeerstelsel.
DE3039410A1 (de) * 1980-10-18 1982-05-19 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schaltung zur dynamik-kompression und/oder -expansion
DE3047766A1 (de) * 1980-12-18 1982-07-15 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schaltung mit veraenderbarem uebertragungsmass
US4682152A (en) * 1981-04-20 1987-07-21 Hitachi, Ltd. Digital data companding

Also Published As

Publication number Publication date
US4562591A (en) 1985-12-31
JPS59148417A (ja) 1984-08-25
NL8300468A (nl) 1984-09-03
EP0118144A1 (de) 1984-09-12
AU561777B2 (en) 1987-05-14
AU2422484A (en) 1984-08-16
EP0118144B1 (de) 1987-05-06
DE3463593D1 (en) 1987-06-11
CA1205018A (en) 1986-05-27

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