GB657251A - Improvements in or relating to electric pulse code group decoding systems - Google Patents

Improvements in or relating to electric pulse code group decoding systems

Info

Publication number
GB657251A
GB657251A GB1086/49D GB108649D GB657251A GB 657251 A GB657251 A GB 657251A GB 1086/49 D GB1086/49 D GB 1086/49D GB 108649 D GB108649 D GB 108649D GB 657251 A GB657251 A GB 657251A
Authority
GB
United Kingdom
Prior art keywords
pulse
code
amplifier
pulses
output
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
GB1086/49D
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.)
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 GB657251A publication Critical patent/GB657251A/en
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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/22—Analogue/digital converters pattern-reading type

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Amplifiers (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
GB1086/49D 1948-01-17 1949-01-14 Improvements in or relating to electric pulse code group decoding systems Expired GB657251A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US2824A US2579302A (en) 1948-01-17 1948-01-17 Decoder for pulse code modulation

Publications (1)

Publication Number Publication Date
GB657251A true GB657251A (en) 1951-09-12

Family

ID=21702685

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1086/49D Expired GB657251A (en) 1948-01-17 1949-01-14 Improvements in or relating to electric pulse code group decoding systems

Country Status (4)

Country Link
US (1) US2579302A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR978666A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB657251A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL80449C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4370519A (en) * 1949-12-06 1983-01-25 General Dynamics Corporation Autokey generator for secret communication system
US2722660A (en) * 1952-04-29 1955-11-01 Jr John P Jones Pulse code modulation system
BE555195A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1956-03-28 1900-01-01
DE1050816B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1956-12-31 1900-01-01
US2987576A (en) * 1957-02-13 1961-06-06 Zenith Radio Corp Secrecy communication system
US2993959A (en) * 1957-05-23 1961-07-25 Zenith Radio Corp Secrecy communication system
US2999900A (en) * 1957-05-27 1961-09-12 Zenith Radio Corp Signal translating apparatus
GB920007A (en) * 1960-10-31 1963-03-06 Gen Electric Co Ltd Improvements in or relating to electric circuit arrangements

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2188970A (en) * 1938-08-26 1940-02-06 Hazeltine Corp Electric timing system
US2255839A (en) * 1939-03-31 1941-09-16 Hazeltine Corp Periodic wave repeater
US2487995A (en) * 1941-05-26 1949-11-15 Samuel M Tucker Pulse echo receiver with regenerative feedback
BE476621A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1941-06-06
US2429227A (en) * 1945-06-11 1947-10-21 Rca Corp Electronic computing system

Also Published As

Publication number Publication date
NL80449C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR978666A (fr) 1951-04-17
US2579302A (en) 1951-12-18

Similar Documents

Publication Publication Date Title
GB784541A (en) Improvements in or relating to magnetic switching circuits
GB646051A (en) Improvements in or relating to electric pulse code modulation systems of communication
GB657251A (en) Improvements in or relating to electric pulse code group decoding systems
US2641698A (en) Delay line decoder
GB840598A (en) Improvements in or relating to pulse code modulation systems
US2309525A (en) Electric signaling
US2994840A (en) Magnetic pulse width modulator
US4034236A (en) Device for forming a bipolar signal of 50% duty cycle
US2876418A (en) Encoder for pulse code modulation
US3048784A (en) Binary input-a. c. wave output selector using bipolar generator, integrator, and low pass filter
US3160874A (en) Pulse code modulation decoder
US3198961A (en) Quantizer producing digital-output whose polarity and repetition-rate are respectively determined by phase and amplitude by analog-in-put
US2962669A (en) Modulator of the on/off type
US2515195A (en) Pulse collecting method
US2752507A (en) Device for decoding of coded electric pulses
US2344633A (en) Impulse repeater
US2667633A (en) Electric signal encoder
GB716312A (en) Improvements in or relating to the handling of coded pulse trains
GB817747A (en) Improvements in or relating to pulse correcting circuit arrangements
US3281610A (en) Logarithmic pulse amplitude to time modulation converter
US3003111A (en) Pulse generator having means for independently controlling, during successive output periods, amplitude or slope and duration
US2791687A (en) Electric signal wave-form converter
US3502901A (en) Digital circuit having inductive coupling and tunnel diode
GB691810A (en) Electrical pulse code modulation systems
FR2369740A1 (fr) Affaiblisseur a echelons