IT1071639B - Convertitore di segnali numerici in segnali analogici - Google Patents

Convertitore di segnali numerici in segnali analogici

Info

Publication number
IT1071639B
IT1071639B IT69398/76A IT6939876A IT1071639B IT 1071639 B IT1071639 B IT 1071639B IT 69398/76 A IT69398/76 A IT 69398/76A IT 6939876 A IT6939876 A IT 6939876A IT 1071639 B IT1071639 B IT 1071639B
Authority
IT
Italy
Prior art keywords
signals
converter
numerical
analog
analog signals
Prior art date
Application number
IT69398/76A
Other languages
English (en)
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
Application filed by Philips Nv filed Critical Philips Nv
Application granted granted Critical
Publication of IT1071639B publication Critical patent/IT1071639B/it

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
    • H03J5/02—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings
    • H03J5/0245—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form
    • H03J5/0254—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being transfered to a D/A 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
    • H03M1/86—Digital/analogue converters with intermediate conversion to frequency of pulses
    • H03M1/88—Non-linear conversion
    • 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
    • H03M1/0617—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence
    • H03M1/0626—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence by filtering
    • H03M1/0631—Smoothing

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Theoretical Computer Science (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Analogue/Digital Conversion (AREA)
  • Superheterodyne Receivers (AREA)
  • Circuits Of Receivers In General (AREA)
IT69398/76A 1975-10-09 1976-10-06 Convertitore di segnali numerici in segnali analogici IT1071639B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7511840A NL7511840A (nl) 1975-10-09 1975-10-09 Digitaal-analoogomzetter.

Publications (1)

Publication Number Publication Date
IT1071639B true IT1071639B (it) 1985-04-10

Family

ID=19824623

Family Applications (1)

Application Number Title Priority Date Filing Date
IT69398/76A IT1071639B (it) 1975-10-09 1976-10-06 Convertitore di segnali numerici in segnali analogici

Country Status (9)

Country Link
US (1) US4165507A (it)
JP (1) JPS5247301A (it)
AU (1) AU510675B2 (it)
CA (1) CA1099412A (it)
DE (1) DE2645055C3 (it)
FR (1) FR2327679A1 (it)
GB (1) GB1564319A (it)
IT (1) IT1071639B (it)
NL (1) NL7511840A (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2488078A1 (fr) * 1980-07-30 1982-02-05 Trt Telecom Radio Electr Filtre passe-bande comportant une commande d'accord
JP4629971B2 (ja) * 2003-12-11 2011-02-09 株式会社半導体エネルギー研究所 非直線ａ／ｄ変換されたデジタル信号対応のｄ／ａ変換回路及びそれを内蔵した音声信号処理回路及び表示装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3418490A (en) * 1965-09-08 1968-12-24 Sperry Rand Corp Easy engage switching circuit using signal chopping
US3412267A (en) * 1965-09-20 1968-11-19 Burroughs Corp Electronic time delay circuit
US3444394A (en) * 1966-04-07 1969-05-13 Burroughs Corp Ramp-type waveform generator
FR1542693A (fr) * 1967-09-04 1968-10-18 Cit Alcatel Générateur de tension en échelons
DE1537540B2 (de) * 1967-10-05 1971-08-19 VEB Kombinat Zentromk Sommerda, Betrieb Karl Marx Stadt, χ 9000 Karl Marx Stadt Schaltungsanordnung zum einstellen der abfallzeit einer impulsspannung
US3524081A (en) * 1968-04-04 1970-08-11 Us Army S-filter
FR2215754A1 (it) * 1973-01-26 1974-08-23 Lucas Electrical Co Ltd
US3918046A (en) * 1973-02-22 1975-11-04 Xerox Corp Digital to analog converter

Also Published As

Publication number Publication date
DE2645055A1 (de) 1977-04-14
AU510675B2 (en) 1980-07-10
JPS5247301A (en) 1977-04-15
FR2327679B1 (it) 1982-08-20
CA1099412A (en) 1981-04-14
FR2327679A1 (fr) 1977-05-06
DE2645055C3 (de) 1981-04-23
DE2645055B2 (de) 1980-08-14
US4165507A (en) 1979-08-21
NL7511840A (nl) 1977-04-13
AU1851876A (en) 1978-04-13
GB1564319A (en) 1980-04-10

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