FR989230A - Circuit-correcteur - Google Patents

Circuit-correcteur

Info

Publication number
FR989230A
FR989230A FR989230DA FR989230A FR 989230 A FR989230 A FR 989230A FR 989230D A FR989230D A FR 989230DA FR 989230 A FR989230 A FR 989230A
Authority
FR
France
Prior art keywords
corrector
circuit
circuit corrector
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
Other languages
English (en)
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.)
RCA Corp
Original Assignee
RCA Corp
Radio Corporation of America
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 RCA Corp, Radio Corporation of America filed Critical RCA Corp
Application granted granted Critical
Publication of FR989230A publication Critical patent/FR989230A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/16—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level
    • H04N5/18—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level by means of "clamp" circuit operated by switching circuit
    • H04N5/185—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level by means of "clamp" circuit operated by switching circuit for the black level

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Electrophonic Musical Instruments (AREA)
FR989230D 1940-11-27 1947-07-30 Circuit-correcteur Expired FR989230A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US367323A US2299945A (en) 1940-11-27 1940-11-27 Direct current reinserting circuit

Publications (1)

Publication Number Publication Date
FR989230A true FR989230A (fr) 1951-09-06

Family

ID=23446705

Family Applications (1)

Application Number Title Priority Date Filing Date
FR989230D Expired FR989230A (fr) 1940-11-27 1947-07-30 Circuit-correcteur

Country Status (4)

Country Link
US (1) US2299945A (fr)
BE (1) BE475115A (fr)
FR (1) FR989230A (fr)
NL (1) NL73155C (fr)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2443434A (en) * 1944-05-23 1948-06-15 Press Wireless Inc Automatic signal bias control means and apparatus
BE464760A (fr) * 1944-12-26
US2591088A (en) * 1945-11-30 1952-04-01 Us Navy Video blanking circuit
US2548436A (en) * 1946-01-25 1951-04-10 Hazeltine Corp Television receiver background control circuit
US2457268A (en) * 1946-06-08 1948-12-28 Rca Corp Signaling
US2550178A (en) * 1946-11-21 1951-04-24 Rca Corp Direct current reinsertion circuit for television systems
US2525106A (en) * 1946-11-21 1950-10-10 Rca Corp Electronic keyer for direct current restoration
US2554317A (en) * 1946-12-18 1951-05-22 Rca Corp Clamp circuit
US2647161A (en) * 1947-09-17 1953-07-28 Motorola Inc Double triode clamping circuit for direct current reinsertion
ES187413A1 (es) * 1948-09-25 1949-05-01 Rca Corp Un sistema estabilizador de la frecuencia
US2710310A (en) * 1948-11-20 1955-06-07 Sylvania Electric Prod Variable level synchronizing signal clipper
US2636080A (en) * 1949-01-26 1953-04-21 Bell Telephone Labor Inc Balanced diode clamper circuit for low-frequency restoration
NL82308C (fr) * 1949-06-04
GB697966A (en) * 1950-07-11 1953-10-07 Pye Ltd Improvements in and relating to television apparatus
US2760008A (en) * 1950-08-30 1956-08-21 Rca Corp Amplifier having controllable signal expansion and compression characteristics
US2802102A (en) * 1951-06-08 1957-08-06 Gen Electric Co Ltd Electrical pulse slicing circuit
US2802101A (en) * 1951-06-23 1957-08-06 Raytheon Mfg Co Pulse stretchers
US2692333A (en) * 1951-08-02 1954-10-19 Rca Corp Wave shaping circuit
US2833862A (en) * 1953-09-11 1958-05-06 William A Tolson Multiplexing commutators
US2792496A (en) * 1953-09-24 1957-05-14 Rca Corp Stabilized direct current setting apparatus
US2843737A (en) * 1954-09-20 1958-07-15 Rca Corp Sweep expander bias circuit
US2898457A (en) * 1954-11-30 1959-08-04 Underwood Corp Amplifier circuit
US2894131A (en) * 1955-07-18 1959-07-07 Hoffman Electronics Corp Electronic selective circuit or the like
US2836719A (en) * 1955-08-23 1958-05-27 California Research Corp Methods and apparatus for shifting seismic record timing pulses
US2976356A (en) * 1955-09-09 1961-03-21 Thompson Ramo Wooldridge Inc Slow sweep television system
US2929015A (en) * 1955-10-26 1960-03-15 Fleming Lawrence Electrically variable impedance
US2947864A (en) * 1955-12-05 1960-08-02 Minnesota Mining & Mfg Apparatus for recording television signals
US2861185A (en) * 1956-01-27 1958-11-18 Bell Telephone Labor Inc Compensated plate type limiter
NL94889C (fr) * 1956-09-27
BE563196A (fr) * 1956-12-15
US3121224A (en) * 1958-09-08 1964-02-11 Bendix Corp Clutter residue reduction for mti radar systems
NL245481A (fr) * 1958-11-24 1900-01-01
US3432763A (en) * 1966-12-13 1969-03-11 Hewlett Packard Co Amplifier employing nonlinear dc negative feedback to stabilize its dc operating point

Also Published As

Publication number Publication date
US2299945A (en) 1942-10-27
BE475115A (fr)
NL73155C (fr)

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