DE3031592C2 - - Google Patents

Info

Publication number
DE3031592C2
DE3031592C2 DE3031592A DE3031592A DE3031592C2 DE 3031592 C2 DE3031592 C2 DE 3031592C2 DE 3031592 A DE3031592 A DE 3031592A DE 3031592 A DE3031592 A DE 3031592A DE 3031592 C2 DE3031592 C2 DE 3031592C2
Authority
DE
Germany
Prior art keywords
comparator
capacitor
zero
equalization
inputs
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
Application number
DE3031592A
Other languages
English (en)
Other versions
DE3031592A1 (de
Inventor
Robert Dipl.-Ing. 8156 Otterfing De Lechner
Frithjof V. Dipl.-Phys. Dr.Rer.Nat. 8000 Muenchen De Sichart
Peter Dipl.-Ing. 8021 Taufkirchen De Picard
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Priority to DE19803031592 priority Critical patent/DE3031592A1/de
Priority to US06/285,625 priority patent/US4468651A/en
Priority to JP56128266A priority patent/JPS5761332A/ja
Priority to ZA815759A priority patent/ZA815759B/xx
Priority to AT81106487T priority patent/ATE30994T1/de
Priority to EP81106487A priority patent/EP0046574B1/de
Publication of DE3031592A1 publication Critical patent/DE3031592A1/de
Application granted granted Critical
Publication of DE3031592C2 publication Critical patent/DE3031592C2/de
Granted legal-status Critical Current

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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/02—Reversible analogue/digital converters
    • 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
    • H03M1/34—Analogue value compared with reference values
    • H03M1/38—Analogue value compared with reference values sequentially only, e.g. successive approximation type
    • 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
    • H03M1/34—Analogue value compared with reference values
    • H03M1/38—Analogue value compared with reference values sequentially only, e.g. successive approximation type
    • H03M1/46—Analogue value compared with reference values sequentially only, e.g. successive approximation type with digital/analogue converter for supplying reference values to converter
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/66—Digital/analogue converters
    • H03M1/74—Simultaneous conversion
DE19803031592 1980-08-21 1980-08-21 Verfahren zum nullpunktabgleich des durch einen operationsverstaerker realisierten analogwertvergleichers eines unter verwendung eines digital-analog-wandlers nach dem iterativprinzip arbeitenden analog-digital-wandlers, insbesondere bei dessen zugehoerigkeit zu einer einrichtung zur analog-digital-wandlung und umgekehrt zur digital-analog-wandlung (codec) Granted DE3031592A1 (de)

Priority Applications (6)

Application Number Priority Date Filing Date Title
DE19803031592 DE3031592A1 (de) 1980-08-21 1980-08-21 Verfahren zum nullpunktabgleich des durch einen operationsverstaerker realisierten analogwertvergleichers eines unter verwendung eines digital-analog-wandlers nach dem iterativprinzip arbeitenden analog-digital-wandlers, insbesondere bei dessen zugehoerigkeit zu einer einrichtung zur analog-digital-wandlung und umgekehrt zur digital-analog-wandlung (codec)
US06/285,625 US4468651A (en) 1980-08-21 1981-07-21 Method for eliminating the zero point error in an iterative analog-digital converter
JP56128266A JPS5761332A (en) 1980-08-21 1981-08-18 Method of adjusting zero point of analog value comparator
ZA815759A ZA815759B (en) 1980-08-21 1981-08-20 Signal converters for digital-to-analogue and analogue-to-digital conversion
AT81106487T ATE30994T1 (de) 1980-08-21 1981-08-20 Verfahren zum nullpunktabgleich des durch einen operationsverstaerker realisierten analogwertvergleichers eines unter verwendung eines digital-analog-wandlers nach dem iterativprinzip arbeitenden analog-digitalwandlers, insbesondere bei dessen zugehoerigkeit zu einer einrichtung zur analog-digital-wandlung und umgekehrt zur digital-analog-wandlung (codec).
EP81106487A EP0046574B1 (de) 1980-08-21 1981-08-20 Verfahren zum Nullpunktabgleich des durch einen Operationsverstärker realisierten Analogwertvergleichers eines unter Verwendung eines Digital-Analog-Wandlers nach dem Iterativprinzip arbeitenden Analog-Digital-Wandlers, insbesondere bei dessen Zugehörigkeit zu einer Einrichtung zur Analog-Digital-Wandlung und umgekehrt zur Digital-Analog-Wandlung (Codec)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19803031592 DE3031592A1 (de) 1980-08-21 1980-08-21 Verfahren zum nullpunktabgleich des durch einen operationsverstaerker realisierten analogwertvergleichers eines unter verwendung eines digital-analog-wandlers nach dem iterativprinzip arbeitenden analog-digital-wandlers, insbesondere bei dessen zugehoerigkeit zu einer einrichtung zur analog-digital-wandlung und umgekehrt zur digital-analog-wandlung (codec)

Publications (2)

Publication Number Publication Date
DE3031592A1 DE3031592A1 (de) 1982-03-18
DE3031592C2 true DE3031592C2 (de) 1987-01-22

Family

ID=6110130

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19803031592 Granted DE3031592A1 (de) 1980-08-21 1980-08-21 Verfahren zum nullpunktabgleich des durch einen operationsverstaerker realisierten analogwertvergleichers eines unter verwendung eines digital-analog-wandlers nach dem iterativprinzip arbeitenden analog-digital-wandlers, insbesondere bei dessen zugehoerigkeit zu einer einrichtung zur analog-digital-wandlung und umgekehrt zur digital-analog-wandlung (codec)

Country Status (6)

Country Link
US (1) US4468651A (de)
EP (1) EP0046574B1 (de)
JP (1) JPS5761332A (de)
AT (1) ATE30994T1 (de)
DE (1) DE3031592A1 (de)
ZA (1) ZA815759B (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2199710A (en) * 1986-12-23 1988-07-13 Philips Electronic Associated Analogue to digital converter
US5245340A (en) * 1989-06-27 1993-09-14 Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of Communications Digital transmultiplexer with automatic threshold controller
KR100261057B1 (ko) * 1991-08-15 2000-07-01 윌리엄 비. 켐플러 정확도 부스트래핑
FR2696300B1 (fr) * 1992-09-25 1994-11-18 Thomson Csf Circuit de codage analogique-numérique à compensation automatique du décalage du zéro.
FI96811C (fi) * 1993-11-30 1996-08-26 Nokia Mobile Phones Ltd Menetelmä ja piirijärjestely D/A-muuntimen DC-erojännitteen kompensoimiseksi
JPH09261053A (ja) * 1996-03-18 1997-10-03 Hitachi Ltd Ｄ／ａ変換出力回路
JPH09309926A (ja) * 1996-05-17 1997-12-02 Dow Chem Co:The エチレン共重合体の製造方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2994825A (en) * 1958-07-09 1961-08-01 Hewlett Packard Co Voltage to time-interval converter
US3509460A (en) * 1967-11-01 1970-04-28 Bell Telephone Labor Inc High impedance,self-zeroing,dc voltmeter circuit
US3566397A (en) * 1969-01-15 1971-02-23 Ibm Dual slope analog to digital converter
JPS5516702B2 (de) * 1972-06-02 1980-05-06
US3832707A (en) * 1972-08-30 1974-08-27 Westinghouse Electric Corp Low cost digital to synchro converter
JPS5416050B2 (de) * 1973-07-24 1979-06-19
DE2534109B2 (de) * 1975-07-30 1979-03-15 Siemens Ag, 1000 Berlin Und 8000 Muenchen Verfahren und Schaltungsanordnung zur Umsetzung von Analog-Signalen in Dighal-Signale und von Digital-Signalen in Analog-Signale
NL7512886A (nl) * 1975-11-04 1977-05-06 Hollandse Signaalapparaten Bv Analoog-digitaal omzetter.
US4017687A (en) * 1975-11-28 1977-04-12 The United States Of America As Represented By The Secretary Of The Navy Device for minimizing interchannel crosstalk in high rate commutator multiplexers
DE2603608C3 (de) * 1976-01-30 1980-04-24 Siemens Ag, 1000 Berlin Und 8000 Muenchen Schaltungsanordnung zur Umsetzung von Analog-Signalen in Digital-Signale und von Digital-Signalen in Analogsignale
FR2396463A1 (fr) * 1977-06-30 1979-01-26 Ibm France Circuit pour compenser les decalages du zero dans les dispositifs analogiques et application de ce circuit a un convertisseur analogique-numerique
JPS54136163A (en) * 1978-04-14 1979-10-23 Hitachi Ltd Digital-analog converting device
US4350975A (en) * 1980-07-18 1982-09-21 American Microsystems, Inc. Dual bandwidth autozero loop for a voice frequency CODEC

Also Published As

Publication number Publication date
US4468651A (en) 1984-08-28
DE3031592A1 (de) 1982-03-18
EP0046574A2 (de) 1982-03-03
JPS5761332A (en) 1982-04-13
ZA815759B (en) 1982-08-25
EP0046574A3 (en) 1983-12-21
ATE30994T1 (de) 1987-12-15
EP0046574B1 (de) 1987-11-19

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee