FR1149154A - Circuits de modulation et démodulation d'impulsions électriques - Google Patents

Circuits de modulation et démodulation d'impulsions électriques

Info

Publication number
FR1149154A
FR1149154A FR1149154DA FR1149154A FR 1149154 A FR1149154 A FR 1149154A FR 1149154D A FR1149154D A FR 1149154DA FR 1149154 A FR1149154 A FR 1149154A
Authority
FR
France
Prior art keywords
electrical pulse
pulse modulation
demodulation circuits
demodulation
circuits
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)
Inventor
Kenneth William Cattermole
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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
Priority claimed from GB3504754A external-priority patent/GB753645A/en
Application filed by International Standard Electric Corp filed Critical International Standard Electric Corp
Application granted granted Critical
Publication of FR1149154A publication Critical patent/FR1149154A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/54—Circuits using the same frequency for two directions of communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/54—Circuits using the same frequency for two directions of communication
    • H04B1/58—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/54—Circuits using the same frequency for two directions of communication
    • H04B1/58—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa
    • H04B1/588—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa using sampling gates
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/04—Distributors combined with modulators or demodulators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/04—Distributors combined with modulators or demodulators
    • H04J3/047—Distributors with transistors or integrated circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/20—Time-division multiplex systems using resonant transfer

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
FR1149154D 1954-12-03 1955-12-02 Circuits de modulation et démodulation d'impulsions électriques Expired FR1149154A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB3504754A GB753645A (en) 1954-12-03 1954-12-03 Improvements in or relating to electric pulse modulating and demodulating circuits
GB1780256A GB824221A (en) 1954-12-03 1956-06-08 Improvements in or relating to electric pulse modulating and demodulating circuits

Publications (1)

Publication Number Publication Date
FR1149154A true FR1149154A (fr) 1957-12-20

Family

ID=32475522

Family Applications (6)

Application Number Title Priority Date Filing Date
FR1149154D Expired FR1149154A (fr) 1954-12-03 1955-12-02 Circuits de modulation et démodulation d'impulsions électriques
FR70164D Expired FR70164E (fr) 1954-12-03 1956-02-07 Circuits de modulation et de démodulation d'impulsions électriques
FR71668D Expired FR71668E (fr) 1954-12-03 1957-04-02 Circuits de modulation et de démodulation d'impulsions électriques
FR72050D Expired FR72050E (fr) 1954-12-03 1957-06-06 Circuits de modulation et de démodulation d'impulsions électriques
FR761818A Expired FR73279E (fr) 1954-12-03 1958-03-28 Circuits de modulation et de démodulation d'impulsions électriques
FR797751A Expired FR75916E (fr) 1954-12-03 1959-06-17 Circuits de modulation et de démodulation d'impulsions électriques

Family Applications After (5)

Application Number Title Priority Date Filing Date
FR70164D Expired FR70164E (fr) 1954-12-03 1956-02-07 Circuits de modulation et de démodulation d'impulsions électriques
FR71668D Expired FR71668E (fr) 1954-12-03 1957-04-02 Circuits de modulation et de démodulation d'impulsions électriques
FR72050D Expired FR72050E (fr) 1954-12-03 1957-06-06 Circuits de modulation et de démodulation d'impulsions électriques
FR761818A Expired FR73279E (fr) 1954-12-03 1958-03-28 Circuits de modulation et de démodulation d'impulsions électriques
FR797751A Expired FR75916E (fr) 1954-12-03 1959-06-17 Circuits de modulation et de démodulation d'impulsions électriques

Country Status (7)

Country Link
US (1) US3073903A (fr)
AU (1) AU218043B2 (fr)
BE (3) BE543262A (fr)
CH (2) CH351630A (fr)
DE (2) DE1084757B (fr)
FR (6) FR1149154A (fr)
GB (3) GB791933A (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL136417C (fr) * 1956-12-13
NL244502A (fr) * 1959-10-20
US3187101A (en) * 1959-10-20 1965-06-01 Int Standard Electric Corp Time division multiplex resonant transfer system
NL261215A (fr) * 1960-03-08
NL273561A (fr) * 1961-01-20
NL274669A (fr) * 1961-02-13
NL281524A (fr) * 1961-07-28
NL283652A (fr) * 1961-09-26
EP1469600B1 (fr) * 2002-01-24 2007-06-27 Japan Science and Technology Agency Circuit de resistance non lineaire utilisant des transistors a effet de champ a portee isolee a grille flottante

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE846561C (de) * 1944-12-08 1952-08-14 British Thomson Houston Co Ltd Vorrichtung zur UEbertragung der in elektrische Schwingungen umgewandelten Schwingungen von Schall oder aehnlichen Schwingungen
US2801281A (en) * 1946-02-21 1957-07-30 Bell Telephone Labor Inc Communication system employing pulse code modulation
US2659774A (en) * 1949-06-07 1953-11-17 Bell Telephone Labor Inc Bidirectional transistor amplifier
BE518324A (fr) * 1952-03-12
FR73002E (fr) * 1952-05-22 1960-09-22
NL86752C (fr) * 1952-07-18
US2881332A (en) * 1954-11-17 1959-04-07 Honeywell Regulator Co Control apparatus
US2810081A (en) * 1955-09-27 1957-10-15 Gen Dynamics Corp Electronic switch for selectively blocking or permitting the simultaneous transmission of signals in two channels
US2870259A (en) * 1955-10-21 1959-01-20 Itt Synchronous clamping

Also Published As

Publication number Publication date
BE543262A (nl) 1959-09-11
US3073903A (en) 1963-01-15
GB791933A (en) 1958-03-12
FR72050E (fr) 1960-03-21
GB824222A (en) 1959-11-25
DE1189132B (de) 1965-03-18
FR71668E (fr) 1960-01-13
GB843478A (en) 1960-08-04
FR73279E (fr) 1960-07-08
CH351630A (de) 1961-01-31
CH361834A (de) 1962-05-15
AU218043B2 (en) 1958-08-13
FR70164E (fr) 1959-02-19
FR75916E (fr) 1961-08-25
BE558179A (nl) 1960-03-25
BE556365A (fr)
DE1084757B (de) 1960-07-07

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