FR2080519A1 - - Google Patents

Info

Publication number
FR2080519A1
FR2080519A1 FR7104807A FR7104807A FR2080519A1 FR 2080519 A1 FR2080519 A1 FR 2080519A1 FR 7104807 A FR7104807 A FR 7104807A FR 7104807 A FR7104807 A FR 7104807A FR 2080519 A1 FR2080519 A1 FR 2080519A1
Authority
FR
France
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.)
Withdrawn
Application number
FR7104807A
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.)
Raytheon Co
Original Assignee
Hughes Aircraft Co
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 Hughes Aircraft Co filed Critical Hughes Aircraft Co
Publication of FR2080519A1 publication Critical patent/FR2080519A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue 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
    • H03M1/08—Continuously compensating for, or preventing, undesired influence of physical parameters of noise

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
FR7104807A 1970-02-16 1971-02-12 Withdrawn FR2080519A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1149970A 1970-02-16 1970-02-16

Publications (1)

Publication Number Publication Date
FR2080519A1 true FR2080519A1 (fr) 1971-11-19

Family

ID=21750652

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7104807A Withdrawn FR2080519A1 (fr) 1970-02-16 1971-02-12

Country Status (3)

Country Link
US (1) US3656152A (fr)
DE (1) DE2106679A1 (fr)
FR (1) FR2080519A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2495421A1 (fr) * 1980-12-03 1982-06-04 Sony Corp Circuit de conversion analogique/numerique

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3881097A (en) * 1973-05-14 1975-04-29 Weston Instruments Inc Fully digital spectrum analyzer using time compression and discrete fourier transform techniques
JPS5081715A (fr) * 1973-11-23 1975-07-02
US4034367A (en) * 1974-02-28 1977-07-05 Yokogawa Electric Works, Ltd. Analog-to-digital converter utilizing a random noise source
US3999129A (en) * 1975-04-16 1976-12-21 Rolm Corporation Method and apparatus for error reduction in digital information transmission systems
GB1604323A (en) * 1977-05-20 1981-12-09 Nippon Kogaku Kk Display circuit
US4348768A (en) * 1977-09-06 1982-09-07 International Telephone And Telegraph Corporation PCM Codec using common D/A converter for encoding and decoding
JPS5441061A (en) * 1977-09-08 1979-03-31 Sony Corp Analogue/digital converter
US4187466A (en) * 1978-01-16 1980-02-05 Rolm Corporation Signal injection technique
US4238831A (en) * 1978-09-01 1980-12-09 Westinghouse Air Brake Company Pulse interpolation method and apparatus
DE2852095C2 (de) * 1978-11-30 1982-09-09 Siemens AG, 1000 Berlin und 8000 München Analog-Digital-Wandlung mit stufenweiser Approximation eines Digitalsignals an ein umzusetzendes Analogsignal
US4367456A (en) * 1979-03-09 1983-01-04 Northern Telecom Limited PCM and PAM Conversion circuit including signal level variation on the PCM portion of the circuit
US4447803A (en) * 1980-01-09 1984-05-08 Tektronix, Inc. Offset digital dither generator
US4381496A (en) * 1980-11-03 1983-04-26 Motorola, Inc. Analog to digital converter
JPS5961722A (ja) * 1982-10-01 1984-04-09 Bridgestone Corp 音場写真撮影方法
US4543599A (en) * 1983-05-25 1985-09-24 Rca Corporation Analog-to-digital conversion apparatus including double dither signal sources
US4594575A (en) * 1984-07-30 1986-06-10 Ncr Corporation Digital processor for speech signals
US4978911A (en) * 1986-02-06 1990-12-18 Oliver J. Nilsen (Australia) Limited Electrical energy analyzer
JPH0228713A (ja) * 1988-04-26 1990-01-30 Mitsubishi Electric Corp 信号取得装置及び方法
US4965512A (en) * 1989-10-18 1990-10-23 International Business Machines Corporation Transient current peak detector
US5351084A (en) * 1992-07-02 1994-09-27 Global Telecommunications Industries, Inc. Compressed video bit rate reduction system
US5835158A (en) * 1992-08-04 1998-11-10 J. Carl Cooper Analog signal process with dither pattern
US5940138A (en) * 1992-08-04 1999-08-17 J. Carl Cooper Analog signal process with dither pattern
US6016113A (en) * 1997-06-26 2000-01-18 Binder; Yehuda System for enhancing the accuracy of analog-digital-analog conversions
WO1999049578A1 (fr) * 1998-03-26 1999-09-30 Ess Technology, Inc. Modulation des tonalites dans des convertisseurs n/a delta sigma par onde vibratoire carree
US6377194B1 (en) * 1998-09-29 2002-04-23 California Institute Of Technology Analog computation device using separated analog signals, each having a specified amount of resolution, and signal restoration devices
IL231163A (en) 2014-02-26 2016-05-31 Elta Systems Ltd A system and method for improving the dynamic range of a multi-channel digital receiver that targets transmitted signals

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2974315A (en) * 1955-07-21 1961-03-07 Schlumberger Well Surv Corp Signal converting systems
US2909676A (en) * 1955-08-15 1959-10-20 Bell Telephone Labor Inc Transistor comparator circuit for analog to digital code conversion

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2495421A1 (fr) * 1980-12-03 1982-06-04 Sony Corp Circuit de conversion analogique/numerique

Also Published As

Publication number Publication date
DE2106679A1 (de) 1971-08-26
US3656152A (en) 1972-04-11

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Legal Events

Date Code Title Description
ST Notification of lapse