DK200983D0 - A/d-omsaetningssystem - Google Patents

A/d-omsaetningssystem

Info

Publication number
DK200983D0
DK200983D0 DK2009/83A DK200983A DK200983D0 DK 200983 D0 DK200983 D0 DK 200983D0 DK 2009/83 A DK2009/83 A DK 2009/83A DK 200983 A DK200983 A DK 200983A DK 200983 D0 DK200983 D0 DK 200983D0
Authority
DK
Denmark
Prior art keywords
conversion system
conversion
Prior art date
Application number
DK2009/83A
Other languages
English (en)
Other versions
DK200983A (da
DK162911B (da
Inventor
Kenneth James Gundry
Original Assignee
Dolby Lab Licensing 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
Application filed by Dolby Lab Licensing Corp filed Critical Dolby Lab Licensing Corp
Publication of DK200983D0 publication Critical patent/DK200983D0/da
Publication of DK200983A publication Critical patent/DK200983A/da
Publication of DK162911B publication Critical patent/DK162911B/da

Links

Classifications

    • 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
    • H03G9/005—Combinations of two or more types of control, e.g. gain control and tone control of digital or coded signals
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H04B14/04—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using pulse code modulation
    • H04B14/046—Systems or methods for reducing noise or bandwidth
DK200983A 1982-05-05 1983-05-05 Adaptivt stoejreduktionssystem med a/d- og d/a-pulsomsaettere DK162911B (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/375,037 US4493091A (en) 1982-05-05 1982-05-05 Analog and digital signal apparatus
US37503782 1982-05-05

Publications (3)

Publication Number Publication Date
DK200983D0 true DK200983D0 (da) 1983-05-05
DK200983A DK200983A (da) 1983-11-06
DK162911B DK162911B (da) 1991-12-23

Family

ID=23479245

Family Applications (1)

Application Number Title Priority Date Filing Date
DK200983A DK162911B (da) 1982-05-05 1983-05-05 Adaptivt stoejreduktionssystem med a/d- og d/a-pulsomsaettere

Country Status (13)

Country Link
US (1) US4493091A (da)
JP (1) JPS58218245A (da)
KR (1) KR840004991A (da)
BE (1) BE896674A (da)
BR (1) BR8302311A (da)
CA (1) CA1218157A (da)
CH (1) CH666585A5 (da)
DE (1) DE3315519A1 (da)
DK (1) DK162911B (da)
ES (1) ES522078A0 (da)
FR (1) FR2526608B1 (da)
GB (1) GB2121253B (da)
NL (1) NL8301572A (da)

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US4674062A (en) * 1984-04-20 1987-06-16 General Electric Company Apparatus and method to increase dynamic range of digital measurements
GB2160394B (en) * 1984-05-02 1988-03-16 Pioneer Electronic Corp Noise reduction system
DE3440615C1 (de) * 1984-11-07 1986-04-10 Institut für Rundfunktechnik GmbH, 8000 München Verfahren zum Übertragen und Speichern von Tonsignalen und Einrichtung zur Durchführung des Verfahrens
GB2172159A (en) * 1985-03-07 1986-09-10 Stc Plc A/d converters
JPH0740685B2 (ja) * 1986-07-23 1995-05-01 株式会社日立製作所 可聴音信号伝送システム
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
US5034743A (en) * 1989-08-07 1991-07-23 Flight Visions Incorporated AC encoded signal to digital converter
JPH0379549U (da) * 1989-12-05 1991-08-14
SE465144B (sv) * 1990-06-26 1991-07-29 Ericsson Ge Mobile Communicat Saett och anordning foer behandling av en analog signal
CA2096352A1 (en) * 1990-11-27 1993-04-23 Gordon M. Jacobs Digital data converter
US5867537A (en) * 1992-10-27 1999-02-02 Ericsson Inc. Balanced tranversal I,Q filters for quadrature modulators
US5727023A (en) * 1992-10-27 1998-03-10 Ericsson Inc. Apparatus for and method of speech digitizing
US5745523A (en) * 1992-10-27 1998-04-28 Ericsson Inc. Multi-mode signal processing
US5530722A (en) * 1992-10-27 1996-06-25 Ericsson Ge Mobile Communications Inc. Quadrature modulator with integrated distributed RC filters
US5608713A (en) * 1994-02-09 1997-03-04 Sony Corporation Bit allocation of digital audio signal blocks by non-linear processing
US5614903A (en) * 1995-08-29 1997-03-25 Trw Inc. Distortion suppressor for digital-to-analog converter
FR2832271A1 (fr) * 2001-11-13 2003-05-16 Koninkl Philips Electronics Nv Tuner comprenant un convertisseur de tension
US7027982B2 (en) * 2001-12-14 2006-04-11 Microsoft Corporation Quality and rate control strategy for digital audio
US6980695B2 (en) * 2002-06-28 2005-12-27 Microsoft Corporation Rate allocation for mixed content video
US7343291B2 (en) 2003-07-18 2008-03-11 Microsoft Corporation Multi-pass variable bitrate media encoding
US7383180B2 (en) * 2003-07-18 2008-06-03 Microsoft Corporation Constant bitrate media encoding techniques
US8254455B2 (en) * 2007-06-30 2012-08-28 Microsoft Corporation Computing collocated macroblock information for direct mode macroblocks
US8325800B2 (en) 2008-05-07 2012-12-04 Microsoft Corporation Encoding streaming media as a high bit rate layer, a low bit rate layer, and one or more intermediate bit rate layers
US8379851B2 (en) * 2008-05-12 2013-02-19 Microsoft Corporation Optimized client side rate control and indexed file layout for streaming media
US7860996B2 (en) * 2008-05-30 2010-12-28 Microsoft Corporation Media streaming with seamless ad insertion
US8265140B2 (en) * 2008-09-30 2012-09-11 Microsoft Corporation Fine-grained client-side control of scalable media delivery
US8189666B2 (en) * 2009-02-02 2012-05-29 Microsoft Corporation Local picture identifier and computation of co-located information
US9172960B1 (en) * 2010-09-23 2015-10-27 Qualcomm Technologies, Inc. Quantization based on statistics and threshold of luminanceand chrominance
US9831843B1 (en) 2013-09-05 2017-11-28 Cirrus Logic, Inc. Opportunistic playback state changes for audio devices
US10284217B1 (en) 2014-03-05 2019-05-07 Cirrus Logic, Inc. Multi-path analog front end and analog-to-digital converter for a signal processing system
US9774342B1 (en) 2014-03-05 2017-09-26 Cirrus Logic, Inc. Multi-path analog front end and analog-to-digital converter for a signal processing system
US9306588B2 (en) 2014-04-14 2016-04-05 Cirrus Logic, Inc. Switchable secondary playback path
US10785568B2 (en) 2014-06-26 2020-09-22 Cirrus Logic, Inc. Reducing audio artifacts in a system for enhancing dynamic range of audio signal path
US9596537B2 (en) 2014-09-11 2017-03-14 Cirrus Logic, Inc. Systems and methods for reduction of audio artifacts in an audio system with dynamic range enhancement
US9503027B2 (en) 2014-10-27 2016-11-22 Cirrus Logic, Inc. Systems and methods for dynamic range enhancement using an open-loop modulator in parallel with a closed-loop modulator
US9959856B2 (en) 2015-06-15 2018-05-01 Cirrus Logic, Inc. Systems and methods for reducing artifacts and improving performance of a multi-path analog-to-digital converter
US9955254B2 (en) 2015-11-25 2018-04-24 Cirrus Logic, Inc. Systems and methods for preventing distortion due to supply-based modulation index changes in an audio playback system
US9543975B1 (en) 2015-12-29 2017-01-10 Cirrus Logic, Inc. Multi-path analog front end and analog-to-digital converter for a signal processing system with low-pass filter between paths
US9880802B2 (en) 2016-01-21 2018-01-30 Cirrus Logic, Inc. Systems and methods for reducing audio artifacts from switching between paths of a multi-path signal processing system
US9998826B2 (en) * 2016-06-28 2018-06-12 Cirrus Logic, Inc. Optimization of performance and power in audio system
US10545561B2 (en) 2016-08-10 2020-01-28 Cirrus Logic, Inc. Multi-path digitation based on input signal fidelity and output requirements
US10263630B2 (en) 2016-08-11 2019-04-16 Cirrus Logic, Inc. Multi-path analog front end with adaptive path
US9813814B1 (en) 2016-08-23 2017-11-07 Cirrus Logic, Inc. Enhancing dynamic range based on spectral content of signal
US9762255B1 (en) 2016-09-19 2017-09-12 Cirrus Logic, Inc. Reconfiguring paths in a multiple path analog-to-digital converter
US9780800B1 (en) 2016-09-19 2017-10-03 Cirrus Logic, Inc. Matching paths in a multiple path analog-to-digital converter
US9929703B1 (en) 2016-09-27 2018-03-27 Cirrus Logic, Inc. Amplifier with configurable final output stage
US9967665B2 (en) 2016-10-05 2018-05-08 Cirrus Logic, Inc. Adaptation of dynamic range enhancement based on noise floor of signal
US10321230B2 (en) 2017-04-07 2019-06-11 Cirrus Logic, Inc. Switching in an audio system with multiple playback paths
US10008992B1 (en) 2017-04-14 2018-06-26 Cirrus Logic, Inc. Switching in amplifier with configurable final output stage
US9917557B1 (en) 2017-04-17 2018-03-13 Cirrus Logic, Inc. Calibration for amplifier with configurable final output stage
US10755722B2 (en) * 2018-08-29 2020-08-25 Guoguang Electric Company Limited Multiband audio signal dynamic range compression with overshoot suppression

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US28426A (en) * 1860-05-22 Shortening tires
US3026375A (en) * 1958-05-09 1962-03-20 Bell Telephone Labor Inc Transmission of quantized signals
US3846719A (en) * 1973-09-13 1974-11-05 Dolby Laboratories Inc Noise reduction systems
US3903485A (en) * 1968-01-10 1975-09-02 Ray Milton Dolby Compressors, expanders and noise reduction systems
US3757254A (en) * 1970-06-05 1973-09-04 Victor Co Ltd N system noise reduction system and apparatus using a compression and expansio
US3795876A (en) * 1971-04-06 1974-03-05 Victor Company Of Japan Compression and/or expansion system and circuit
US3729678A (en) * 1971-07-20 1973-04-24 Philips Corp Pcm system including a pulse pattern analyzer
US4008435A (en) * 1972-05-30 1977-02-15 Nippon Electric Company, Ltd. Delta modulation encoder
US3934190A (en) * 1972-09-15 1976-01-20 Dolby Laboratories, Inc. Signal compressors and expanders
JPS5543288B2 (da) * 1974-04-22 1980-11-05
JPS51127608A (en) * 1975-04-30 1976-11-06 Victor Co Of Japan Ltd Signal transmitting unit
JPS54124663A (en) * 1978-03-20 1979-09-27 Nippon Telegr & Teleph Corp <Ntt> Pcm modulation/demodulation system
US4271332A (en) * 1979-06-04 1981-06-02 Anderson James C Speech signal A/D converter using an instantaneously-variable bandwidth filter
JPS574492U (da) * 1980-06-04 1982-01-11
DE3029441A1 (de) * 1980-08-02 1982-03-04 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Signaluebertragungsschaltung mit steuerbarem uebertragungsmass
JPS5752239A (en) * 1980-09-09 1982-03-27 Sony Corp Noise reducing circuit

Also Published As

Publication number Publication date
ES8500530A1 (es) 1984-10-01
CH666585A5 (de) 1988-07-29
JPS58218245A (ja) 1983-12-19
NL8301572A (nl) 1983-12-01
FR2526608A1 (fr) 1983-11-10
GB2121253B (en) 1986-02-12
CA1218157A (en) 1987-02-17
DK200983A (da) 1983-11-06
US4493091A (en) 1985-01-08
DK162911B (da) 1991-12-23
BE896674A (fr) 1983-09-01
DE3315519C2 (da) 1991-11-07
BR8302311A (pt) 1984-01-03
KR840004991A (ko) 1984-10-31
GB2121253A (en) 1983-12-14
GB8312217D0 (en) 1983-06-08
ES522078A0 (es) 1984-10-01
DE3315519A1 (de) 1983-11-10
FR2526608B1 (fr) 1989-01-13

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Legal Events

Date Code Title Description
PHB Application deemed withdrawn due to non-payment or other reasons