ATA121476A - Verfahren zur reduzierten digital-analog unwandlung und umsetzer zur durchfuehrung des verfahrens - Google Patents

Verfahren zur reduzierten digital-analog unwandlung und umsetzer zur durchfuehrung des verfahrens

Info

Publication number
ATA121476A
ATA121476A AT0121476A AT121476A ATA121476A AT A121476 A ATA121476 A AT A121476A AT 0121476 A AT0121476 A AT 0121476A AT 121476 A AT121476 A AT 121476A AT A121476 A ATA121476 A AT A121476A
Authority
AT
Austria
Prior art keywords
implementer
implementing
analog conversion
digital analog
reduced digital
Prior art date
Application number
AT0121476A
Other languages
English (en)
Other versions
AT377397B (de
Original Assignee
Int Standard Electric 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 Int Standard Electric Corp filed Critical Int Standard Electric Corp
Publication of ATA121476A publication Critical patent/ATA121476A/de
Application granted granted Critical
Publication of AT377397B publication Critical patent/AT377397B/de

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/60—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers
    • G06F7/68—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers using pulse rate multipliers or dividers pulse rate multipliers or dividers per se
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/30—Delta-sigma modulation
    • H03M3/50—Digital/analogue converters using delta-sigma modulation as an intermediate step
    • H03M3/502—Details of the final digital/analogue conversion following the digital delta-sigma modulation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/3002—Conversion to or from differential modulation
    • H03M7/3004—Digital delta-sigma modulation
    • H03M7/3015—Structural details of digital delta-sigma modulators
    • H03M7/3031—Structural details of digital delta-sigma modulators characterised by the order of the loop filter, e.g. having a first order loop filter in the feedforward path
    • H03M7/3042—Structural details of digital delta-sigma modulators characterised by the order of the loop filter, e.g. having a first order loop filter in the feedforward path the modulator being of the error feedback type, i.e. having loop filter stages in the feedback path only
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/3002—Conversion to or from differential modulation
    • H03M7/3004—Digital delta-sigma modulation
    • H03M7/3015—Structural details of digital delta-sigma modulators
    • H03M7/302—Structural details of digital delta-sigma modulators characterised by the number of quantisers and their type and resolution
    • H03M7/3024—Structural details of digital delta-sigma modulators characterised by the number of quantisers and their type and resolution having one quantiser only
    • H03M7/3026—Structural details of digital delta-sigma modulators characterised by the number of quantisers and their type and resolution having one quantiser only the quantiser being a multiple bit one
AT0121476A 1975-02-20 1976-02-20 Verfahren zur reduzierten digital-analog umwandlung und umsetzer zur durchfuehrung des verfahrens AT377397B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB715775A GB1444216A (en) 1975-02-20 1975-02-20 D/a converter for pcm

Publications (2)

Publication Number Publication Date
ATA121476A true ATA121476A (de) 1984-07-15
AT377397B AT377397B (de) 1985-03-11

Family

ID=9827708

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0121476A AT377397B (de) 1975-02-20 1976-02-20 Verfahren zur reduzierten digital-analog umwandlung und umsetzer zur durchfuehrung des verfahrens

Country Status (19)

Country Link
JP (1) JPS51135354A (de)
AR (1) AR212019A1 (de)
AT (1) AT377397B (de)
AU (1) AU497002B2 (de)
BE (1) BE838666A (de)
BR (1) BR7601013A (de)
CA (1) CA1093697A (de)
CH (1) CH607456A5 (de)
DE (1) DE2605724C2 (de)
DK (1) DK148866C (de)
ES (1) ES445387A1 (de)
FR (1) FR2301971A1 (de)
GB (1) GB1444216A (de)
IN (1) IN143625B (de)
IT (1) IT1054867B (de)
NL (1) NL7601414A (de)
NO (1) NO143776C (de)
SE (1) SE410929B (de)
SU (1) SU1132805A3 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5228205A (en) * 1975-08-28 1977-03-03 Sony Corp Station selector unit
GB1580447A (en) * 1976-12-01 1980-12-03 Post Office Code converters
NL7801909A (nl) * 1978-02-21 1979-08-23 Philips Nv Inrichting voor het decoderen van een met adap- tieve deltamodulatie gecodeerd signaal.
DE3021012C2 (de) * 1980-06-03 1985-08-22 ANT Nachrichtentechnik GmbH, 7150 Backnang Verallgemeinertes interpolativers Verfahren zur Digital-Analog-Umsetzung von PCM Signalen
US4313173A (en) * 1980-06-10 1982-01-26 Bell Telephone Laboratories, Incorporated Linear interpolator
GB2107949B (en) * 1981-10-15 1985-04-11 Standard Telephones Cables Ltd Digital decoder
DE3203012A1 (de) * 1982-01-29 1983-08-04 Siemens AG, 1000 Berlin und 8000 München Verfahren und schaltungsanordnung zur erzeugung von interpolationswerten zwischen gespeicherten stuetzwerten
US4786923A (en) * 1982-09-07 1988-11-22 Canon Kabushiki Kaisha Image recording system for image recording in response to signals entered from a recording information generating unit
USRE34660E (en) * 1983-07-29 1994-07-12 Burr-Brown Corporation Apparatus and methods for digital-to-analog conversion using modified LSB switching
EP0142907B1 (de) * 1983-07-29 1993-03-17 Burr-Brown Corporation Gerät und Verfahren zur AD- und DA-Umwandlung
JPS60106229A (ja) * 1983-11-14 1985-06-11 Rohm Co Ltd デジタルｐｗｍ回路におけるｄ／ａ変換回路
JPS6184120A (ja) * 1984-10-02 1986-04-28 Canon Inc デイジタル・アナログ変換装置
DE3535021A1 (de) * 1984-10-02 1986-04-17 Canon K.K., Tokio/Tokyo Digital/analog-wandlereinrichtung
JPS6184119A (ja) * 1984-10-02 1986-04-28 Canon Inc デイジタル・アナログ変換装置
JPS6184118A (ja) * 1984-10-02 1986-04-28 Canon Inc デイジタル・アナログ変換装置
JPH0824267B2 (ja) * 1984-10-02 1996-03-06 キヤノン株式会社 データ処理装置
JPS6184117A (ja) * 1984-10-02 1986-04-28 Canon Inc デイジタル・アナログ変換装置
GB2183115A (en) * 1985-11-15 1987-05-28 Philips Electronic Associated Digital to analogue converter
DE3709207A1 (de) * 1987-02-28 1988-09-08 Standard Elektrik Lorenz Ag Schaltungsanordnung zum umwandeln von digitalen tonsignalwerten in ein analoges tonsignal
GB9103777D0 (en) * 1991-02-22 1991-04-10 B & W Loudspeakers Analogue and digital convertors
GB2319411B (en) * 1996-11-18 2000-11-15 Fujitsu Ltd Modem signal transmission and/or reception apparatus

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3110894A (en) * 1959-04-09 1963-11-12 Itt Digital-to-analog converter
US3532864A (en) * 1967-08-08 1970-10-06 United Aircraft Corp Linear interpolation function generation

Also Published As

Publication number Publication date
BE838666A (nl) 1976-08-18
AR212019A1 (es) 1978-04-28
NO143776B (no) 1980-12-29
AT377397B (de) 1985-03-11
DK148866C (da) 1986-04-21
NO143776C (no) 1981-04-08
FR2301971A1 (fr) 1976-09-17
AU1110076A (en) 1977-08-18
AU497002B2 (en) 1978-11-16
FR2301971B1 (de) 1982-07-23
SU1132805A3 (ru) 1984-12-30
IN143625B (de) 1978-01-07
ES445387A1 (es) 1977-06-16
DE2605724A1 (de) 1976-09-02
SE7601666L (sv) 1976-08-23
BR7601013A (pt) 1976-09-14
DK148866B (da) 1985-10-28
CH607456A5 (de) 1978-12-29
IT1054867B (it) 1981-11-30
SE410929B (sv) 1979-11-12
DK64976A (da) 1976-08-21
DE2605724C2 (de) 1986-01-23
NL7601414A (nl) 1976-08-24
JPS5542774B2 (de) 1980-11-01
NO760428L (de) 1976-08-23
GB1444216A (en) 1976-07-28
CA1093697A (en) 1981-01-13
JPS51135354A (en) 1976-11-24

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Legal Events

Date Code Title Description
EIH Change in the person of patent owner
ELJ Ceased due to non-payment of the annual fee
REN Ceased due to non-payment of the annual fee