GB1426288A - Signal comparator circuit - Google Patents

Signal comparator circuit

Info

Publication number
GB1426288A
GB1426288A GB1661173A GB1661173A GB1426288A GB 1426288 A GB1426288 A GB 1426288A GB 1661173 A GB1661173 A GB 1661173A GB 1661173 A GB1661173 A GB 1661173A GB 1426288 A GB1426288 A GB 1426288A
Authority
GB
United Kingdom
Prior art keywords
rectifier
comparator
output
differential amplifier
circuit
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
GB1661173A
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.)
NEC Corp
Original Assignee
Nippon Electric Co 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 Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Publication of GB1426288A publication Critical patent/GB1426288A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/10—Measuring sum, difference or ratio
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/22—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral
    • H03K5/24—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral the characteristic being amplitude
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/20—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/08—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic
    • H04M9/10—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic with switching of direction of transmission by voice frequency

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
GB1661173A 1972-04-07 1973-04-06 Signal comparator circuit Expired GB1426288A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47035450A JPS48104414A (enExample) 1972-04-07 1972-04-07

Publications (1)

Publication Number Publication Date
GB1426288A true GB1426288A (en) 1976-02-25

Family

ID=12442139

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1661173A Expired GB1426288A (en) 1972-04-07 1973-04-06 Signal comparator circuit

Country Status (6)

Country Link
US (1) US3882405A (enExample)
JP (1) JPS48104414A (enExample)
AU (1) AU469252B2 (enExample)
CA (1) CA975441A (enExample)
DE (1) DE2317569A1 (enExample)
GB (1) GB1426288A (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5915412B2 (ja) * 1975-10-09 1984-04-09 ソニー株式会社 Ｆｍ復調回路の出力伝送回路
GB1588367A (en) * 1977-10-18 1981-04-23 Parker B D Apparatus for selecting one of a plurality of receivers receiving a signal from a single common source
US5030895A (en) * 1990-08-30 1991-07-09 The United States Of America As Represented By The Secretary Of The Navy Field emitter array comparator
US5374855A (en) * 1992-09-29 1994-12-20 Fujitsu Limited Apparatus and a method for detecting the coincidence of two signal levels
DE4428673B4 (de) * 1994-08-12 2006-11-02 Dr. Johannes Heidenhain Gmbh Vorrichtung zur Bildung einer Steuergröße, welche ein Maß für die Amplitude zweier frequenz- und amplitudengleicher, phasenstarrer sinus- und cosinusförmiger Meßwechselgrößen ist

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2946961A (en) * 1957-05-20 1960-07-26 Arden L Lind Pulse comparator
GB1074514A (en) * 1963-02-21 1967-07-05 Plessey Uk Ltd Improvements in or relating to telegraph receiving apparatus
US3482234A (en) * 1965-06-22 1969-12-02 Bendix Corp Signal comparator for minimizing nuisance failure alarms
US3551746A (en) * 1968-01-02 1970-12-29 Westinghouse Electric Corp Voltage acceptor circuit and overvoltage undervoltage detector for use therein

Also Published As

Publication number Publication date
AU5422273A (en) 1974-10-10
DE2317569A1 (de) 1973-10-11
JPS48104414A (enExample) 1973-12-27
US3882405A (en) 1975-05-06
CA975441A (en) 1975-09-30
AU469252B2 (en) 1976-02-05

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years

Effective date: 19930405