IT1113479B - Circuito amplificatore a guadagno controllato - Google Patents

Circuito amplificatore a guadagno controllato

Info

Publication number
IT1113479B
IT1113479B IT47681/79A IT4768179A IT1113479B IT 1113479 B IT1113479 B IT 1113479B IT 47681/79 A IT47681/79 A IT 47681/79A IT 4768179 A IT4768179 A IT 4768179A IT 1113479 B IT1113479 B IT 1113479B
Authority
IT
Italy
Prior art keywords
amplifier circuit
gain amplifier
controlled gain
controlled
circuit
Prior art date
Application number
IT47681/79A
Other languages
English (en)
Other versions
IT7947681A0 (it
Inventor
John Francis Roulston
Original Assignee
Ferranti Ltd
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 Ferranti Ltd filed Critical Ferranti Ltd
Publication of IT7947681A0 publication Critical patent/IT7947681A0/it
Application granted granted Critical
Publication of IT1113479B publication Critical patent/IT1113479B/it

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
    • H03G3/3073—Circuits generating control signals when no carrier is present, or in SSB, CW or pulse receivers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06—Systems determining position data of a target
    • G01S13/42—Simultaneous measurement of distance and other co-ordinates
    • G01S13/44—Monopulse radar, i.e. simultaneous lobing
    • G01S13/4436—Monopulse radar, i.e. simultaneous lobing with means specially adapted to maintain the same processing characteristics between the monopulse signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
IT47681/79A 1978-01-18 1979-01-17 Circuito amplificatore a guadagno controllato IT1113479B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1928/78A GB1575774A (en) 1978-01-18 1978-01-18 Gain-controlled amplifier circuits

Publications (2)

Publication Number Publication Date
IT7947681A0 IT7947681A0 (it) 1979-01-17
IT1113479B true IT1113479B (it) 1986-01-20

Family

ID=9730485

Family Applications (1)

Application Number Title Priority Date Filing Date
IT47681/79A IT1113479B (it) 1978-01-18 1979-01-17 Circuito amplificatore a guadagno controllato

Country Status (4)

Country Link
US (1) US4219780A (it)
DE (1) DE2901716A1 (it)
GB (1) GB1575774A (it)
IT (1) IT1113479B (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1266707A (en) * 1985-12-16 1990-03-13 Steve S. Yang Method of calibrating and equalizing a multi-channel automatic gain control amplifier
US5130663A (en) * 1991-04-15 1992-07-14 Motorola, Inc. Feed forward amplifier network with frequency swept pilot tone
US5241316A (en) * 1991-09-26 1993-08-31 Hughes Aircraft Company Use of iteration to improve the correction of AGC dependent channel-to-channel gain imbalance
DE4311691C2 (de) * 1993-04-08 1996-07-04 Sick Erwin Gmbh Verfahren zum Justieren eines Lichtabstandstasters und Lichtabstandstaster

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2997668A (en) * 1952-01-29 1961-08-22 Alfred W Nolle Method and apparatus for controlling the relative gains of a plurality of amplifiers
US4061041A (en) * 1976-11-08 1977-12-06 Nasa Differential sound level meter

Also Published As

Publication number Publication date
IT7947681A0 (it) 1979-01-17
DE2901716A1 (de) 1979-07-19
US4219780A (en) 1980-08-26
GB1575774A (en) 1980-09-24

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