DE1913641C3 - Symmetrischer Modulator - Google Patents

Symmetrischer Modulator

Info

Publication number
DE1913641C3
DE1913641C3 DE19691913641 DE1913641A DE1913641C3 DE 1913641 C3 DE1913641 C3 DE 1913641C3 DE 19691913641 DE19691913641 DE 19691913641 DE 1913641 A DE1913641 A DE 1913641A DE 1913641 C3 DE1913641 C3 DE 1913641C3
Authority
DE
Germany
Prior art keywords
resistor
source
inverting
inverting input
input
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
DE19691913641
Other languages
German (de)
English (en)
Other versions
DE1913641B2 (de
DE1913641A1 (de
Inventor
Vachon Patrick Alban
Colton John Robert
Sheehan John Robert
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Publication of DE1913641A1 publication Critical patent/DE1913641A1/de
Publication of DE1913641B2 publication Critical patent/DE1913641B2/de
Application granted granted Critical
Publication of DE1913641C3 publication Critical patent/DE1913641C3/de
Expired 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
    • H03M1/66—Digital/analogue converters
    • H03M1/74—Simultaneous conversion
    • H03M1/80—Simultaneous conversion using weighted impedances
    • H03M1/808—Simultaneous conversion using weighted impedances using resistors
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
    • G06G7/25—Arrangements for performing computing operations, e.g. operational amplifiers for discontinuous functions, e.g. backlash, dead zone, limiting absolute value or peak value
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C1/00—Amplitude modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
    • H04L27/04—Modulator circuits; Transmitter circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Amplitude Modulation (AREA)
DE19691913641 1968-03-20 1969-03-18 Symmetrischer Modulator Expired DE1913641C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US71454568A 1968-03-20 1968-03-20

Publications (3)

Publication Number Publication Date
DE1913641A1 DE1913641A1 (de) 1969-10-30
DE1913641B2 DE1913641B2 (de) 1972-07-13
DE1913641C3 true DE1913641C3 (de) 1973-02-08

Family

ID=24870451

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19691913641 Expired DE1913641C3 (de) 1968-03-20 1969-03-18 Symmetrischer Modulator

Country Status (8)

Country Link
US (1) US3497830A (cg-RX-API-DMAC7.html)
AU (1) AU5197869A (cg-RX-API-DMAC7.html)
BE (1) BE730011A (cg-RX-API-DMAC7.html)
DE (1) DE1913641C3 (cg-RX-API-DMAC7.html)
FR (1) FR2004301B1 (cg-RX-API-DMAC7.html)
GB (1) GB1236713A (cg-RX-API-DMAC7.html)
NL (1) NL6904003A (cg-RX-API-DMAC7.html)
SE (1) SE346187B (cg-RX-API-DMAC7.html)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3737794A (en) * 1969-04-28 1973-06-05 Tennelec Variable gain amplifier system
FR2076389A5 (cg-RX-API-DMAC7.html) * 1970-01-14 1971-10-15 Lignes Telegraph Telephon
US3718871A (en) * 1970-07-29 1973-02-27 Matsushita Electric Industrial Co Ltd Phase modulating device
US3678376A (en) * 1970-12-14 1972-07-18 Gte Automatic Electric Lab Inc Arrangement for testing breakdown of the insulation of a conductor utilizing an alternating current circuit to eliminate stray capacitance effects
US3697891A (en) * 1970-12-31 1972-10-10 J D Wrather Jr Bidirectional waveform generator with switchable input
DE2424825A1 (de) * 1974-05-22 1975-11-27 Siemens Ag Schaltungsanordnung fuer den stromrichterbetrieb eines elektrowaermegeraets
DE2542745C2 (de) * 1975-09-25 1983-06-09 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verstärker mit veränderbarem Übertragungsmaß, insbesondere für ein Kompander-System
DE2530144C3 (de) * 1975-07-05 1981-11-19 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verstärker mit veränderbarem Übertragungsmaß
DE2748647C2 (de) * 1977-10-29 1986-06-19 Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar Verstärker für elektrische Signale
US4204261A (en) * 1978-03-01 1980-05-20 The Valeron Corporation Complex analog signal generator
US4217531A (en) * 1978-07-28 1980-08-12 The Singer Company Digitally controlled gain reduction in a positioning system
US4506381A (en) * 1981-12-29 1985-03-19 Mitsubishi Denki Kabushiki Kaisha Aural transmitter device
DE3823008A1 (de) * 1988-07-07 1990-01-11 Telefunken Electronic Gmbh Schaltbarer oszillator
US8680911B2 (en) * 2011-03-08 2014-03-25 Honeywell International Inc. High-linearity signal-processing amplifier

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2801296A (en) * 1954-02-09 1957-07-30 Bell Telephone Labor Inc D.-c. summing amplifier drift correction
US2994825A (en) * 1958-07-09 1961-08-01 Hewlett Packard Co Voltage to time-interval converter
US3106684A (en) * 1960-07-15 1963-10-08 Collins Radio Co Amplifier with interrupted positive feedback
US3064208A (en) * 1961-01-05 1962-11-13 Bell Telephone Labor Inc Variable frequency pulse generator
US3389340A (en) * 1964-09-30 1968-06-18 Robertshaw Controls Co Common mode rejection differential amplifier
FR1549197A (cg-RX-API-DMAC7.html) * 1967-03-13 1968-12-13

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
None *

Also Published As

Publication number Publication date
NL6904003A (cg-RX-API-DMAC7.html) 1969-09-23
BE730011A (cg-RX-API-DMAC7.html) 1969-09-01
US3497830A (en) 1970-02-24
DE1913641B2 (de) 1972-07-13
SE346187B (cg-RX-API-DMAC7.html) 1972-06-26
FR2004301A1 (cg-RX-API-DMAC7.html) 1969-11-21
DE1913641A1 (de) 1969-10-30
GB1236713A (en) 1971-06-23
AU5197869A (en) 1970-09-24
FR2004301B1 (cg-RX-API-DMAC7.html) 1974-02-22

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977
8339 Ceased/non-payment of the annual fee