IT8720421A0 - Circuito per la conversione pcm di un segnale analogico, con miglioramento del gain-tracking. - Google Patents

Circuito per la conversione pcm di un segnale analogico, con miglioramento del gain-tracking.

Info

Publication number
IT8720421A0
IT8720421A0 IT8720421A IT2042187A IT8720421A0 IT 8720421 A0 IT8720421 A0 IT 8720421A0 IT 8720421 A IT8720421 A IT 8720421A IT 2042187 A IT2042187 A IT 2042187A IT 8720421 A0 IT8720421 A0 IT 8720421A0
Authority
IT
Italy
Prior art keywords
tracking
circuit
analogue signal
improved gain
pcm conversion
Prior art date
Application number
IT8720421A
Other languages
English (en)
Other versions
IT1215464B (it
Inventor
Daniel Senderowicz
Germano Nicollini
Carlo Crippa
Pierangelo Confalonieri
Original Assignee
Sgs Microelettronica Spa
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 Sgs Microelettronica Spa filed Critical Sgs Microelettronica Spa
Priority to IT8720421A priority Critical patent/IT1215464B/it
Publication of IT8720421A0 publication Critical patent/IT8720421A0/it
Priority to US07/187,507 priority patent/US5287106A/en
Priority to DE3885948T priority patent/DE3885948T2/de
Priority to EP88107153A priority patent/EP0298216B1/en
Priority to JP63109970A priority patent/JP2647688B2/ja
Application granted granted Critical
Publication of IT1215464B publication Critical patent/IT1215464B/it

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/06—Continuously compensating for, or preventing, undesired influence of physical parameters
    • H03M1/0602—Continuously compensating for, or preventing, undesired influence of physical parameters of deviations from the desired transfer characteristic
    • H03M1/0604—Continuously compensating for, or preventing, undesired influence of physical parameters of deviations from the desired transfer characteristic at one point, i.e. by adjusting a single reference value, e.g. bias or gain error
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
IT8720421A 1987-05-07 1987-05-07 Circuito per la conversione pcm di un segnale analogico, con miglioramento del gain-tracking. IT1215464B (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT8720421A IT1215464B (it) 1987-05-07 1987-05-07 Circuito per la conversione pcm di un segnale analogico, con miglioramento del gain-tracking.
US07/187,507 US5287106A (en) 1987-05-07 1988-04-28 Circuit for PCM conversion of an analog signal, with improvement in gain-tracking
DE3885948T DE3885948T2 (de) 1987-05-07 1988-05-04 Schaltung zur PCM-Wandlung eines analogen Signals mit verbessertem Verstärkungsabgleich.
EP88107153A EP0298216B1 (en) 1987-05-07 1988-05-04 Circuit for PCM conversion of an analogic signal, with improvement in gain-tracking
JP63109970A JP2647688B2 (ja) 1987-05-07 1988-05-06 ゲイントラッキングが改善された、アナログ信号をｐｃｍ変換するための回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8720421A IT1215464B (it) 1987-05-07 1987-05-07 Circuito per la conversione pcm di un segnale analogico, con miglioramento del gain-tracking.

Publications (2)

Publication Number Publication Date
IT8720421A0 true IT8720421A0 (it) 1987-05-07
IT1215464B IT1215464B (it) 1990-02-14

Family

ID=11166682

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8720421A IT1215464B (it) 1987-05-07 1987-05-07 Circuito per la conversione pcm di un segnale analogico, con miglioramento del gain-tracking.

Country Status (5)

Country Link
US (1) US5287106A (it)
EP (1) EP0298216B1 (it)
JP (1) JP2647688B2 (it)
DE (1) DE3885948T2 (it)
IT (1) IT1215464B (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5495529A (en) * 1992-11-26 1996-02-27 Nec Corporation Digital sound level control apparatus
KR100520161B1 (ko) * 1998-12-30 2005-11-24 삼성전자주식회사 국설교환기와isdn키폰시스템과의코딩변환회로
US6229464B1 (en) * 1999-08-24 2001-05-08 Thomson Licensing S.A. Pulse code modulated to DC centered VSB converter
DE10238028B4 (de) * 2002-08-20 2005-11-24 Infineon Technologies Ag Verfahren und Vorrichtung zur Analog-Digital-Wandlung
JP2006303671A (ja) * 2005-04-18 2006-11-02 Digian Technology Inc 積分器およびそれを使用する巡回型ａｄ変換装置

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5633013B2 (it) * 1973-09-14 1981-07-31
US4035724A (en) * 1974-05-08 1977-07-12 Universite De Sherbrooke Digital converter from continuous variable slope delta modulation to pulse code modulation
US3937897A (en) * 1974-07-25 1976-02-10 North Electric Company Signal coding for telephone communication system
US4044306A (en) * 1974-07-26 1977-08-23 Universite De Snerbrooke Digital converter from pulse code modulation to continuous variable slope delta modulation
US4109110A (en) * 1975-02-20 1978-08-22 International Standard Electric Corporation Digital-to-analog converter
CA1085044A (en) * 1975-04-03 1980-09-02 Yukihiko Iijima Composite feedback predictive code communication system for a color tv signal including a carrier chrominance signal
US4017849A (en) * 1975-08-28 1977-04-12 Bell Telephone Laboratories, Incorporated Apparatus for analog to digital conversion
US4150367A (en) * 1977-07-07 1979-04-17 International Telephone And Telegraph Corporation Encoder/decoder system employing pulse code modulation
US4288873A (en) * 1979-11-23 1981-09-08 International Standard Electric Corporation Analogue to digital converters
US4509037A (en) * 1981-06-12 1985-04-02 Gould Inc. Enhanced delta modulation encoder
JPS6039924A (ja) * 1983-08-15 1985-03-02 Nippon Telegr & Teleph Corp <Ntt> アナログ・ディジタル変換器
US4594575A (en) * 1984-07-30 1986-06-10 Ncr Corporation Digital processor for speech signals
GB2174566B (en) * 1985-01-16 1989-09-20 Plessey Co Plc Apparatus and method for analogue to digital conversion
US4860012A (en) * 1986-02-14 1989-08-22 Microchip Technology Incorporated Integrated analog-to-digital converter
US4875045A (en) * 1988-03-09 1989-10-17 Northern Telecom Limited Variable gain encoder apparatus and method

Also Published As

Publication number Publication date
DE3885948T2 (de) 1994-06-16
EP0298216B1 (en) 1993-12-01
US5287106A (en) 1994-02-15
EP0298216A3 (en) 1990-09-05
JPS63314916A (ja) 1988-12-22
EP0298216A2 (en) 1989-01-11
JP2647688B2 (ja) 1997-08-27
IT1215464B (it) 1990-02-14
DE3885948D1 (de) 1994-01-13

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970530