ES175936A1 - Mejoras en sistemas de transmision - Google Patents

Mejoras en sistemas de transmision

Info

Publication number
ES175936A1
ES175936A1 ES175936A ES175936A ES175936A1 ES 175936 A1 ES175936 A1 ES 175936A1 ES 175936 A ES175936 A ES 175936A ES 175936 A ES175936 A ES 175936A ES 175936 A1 ES175936 A1 ES 175936A1
Authority
ES
Spain
Prior art keywords
transmission systems
systems
transmission
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
ES175936A
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.)
Nokia Spain SA
Original Assignee
Alcatel Espana SA
Standard Electrica SA
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 Alcatel Espana SA, Standard Electrica SA filed Critical Alcatel Espana SA
Publication of ES175936A1 publication Critical patent/ES175936A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/155—Ground-based stations
    • H04B7/17—Ground-based stations employing pulse modulation, e.g. pulse code modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radar Systems Or Details Thereof (AREA)
ES175936A 1943-10-19 1946-11-29 Mejoras en sistemas de transmision Expired ES175936A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US506802A US2429613A (en) 1943-10-19 1943-10-19 Pulse multiplex communication system

Publications (1)

Publication Number Publication Date
ES175936A1 true ES175936A1 (es) 1947-01-01

Family

ID=24016066

Family Applications (1)

Application Number Title Priority Date Filing Date
ES175936A Expired ES175936A1 (es) 1943-10-19 1946-11-29 Mejoras en sistemas de transmision

Country Status (2)

Country Link
US (1) US2429613A (es)
ES (1) ES175936A1 (es)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2616977A (en) * 1952-11-04 Sheetsxsheet i
US2406803A (en) * 1941-12-16 1946-09-03 Standard Telephones Cables Ltd High-frequency electrical communication system
US2485611A (en) * 1944-04-07 1949-10-25 Standard Telephones Cables Ltd Broadcasting system
US2516885A (en) * 1944-04-17 1950-08-01 Standard Telephones Cables Ltd Relay system
US2509237A (en) * 1945-02-26 1950-05-30 Standard Telephones Cables Ltd Radiobroadcasting system
US2510121A (en) * 1945-04-17 1950-06-06 Standard Telephones Cables Ltd Pulse modulation sound recording system
US2509064A (en) * 1945-08-23 1950-05-23 Bell Telephone Labor Inc Reduction of noise in pulse position modulation systems
US2635233A (en) * 1946-07-08 1953-04-14 John H Homrighous Multiplex radiophone communication system
US2649540A (en) * 1946-07-08 1953-08-18 John H Homrighous Multiplex radiophone communication system
FR959009A (es) * 1946-07-08 1950-03-23
US2535547A (en) * 1946-09-10 1950-12-26 Rca Corp Telemetering system
US2565525A (en) * 1947-11-26 1951-08-28 Int Standard Electric Corp Two-way electric pulse communication system
GB680702A (en) * 1947-12-07 1952-10-08 Standard Telephones Cables Ltd Mixed modulation in pulsed intercommunication systems
US2613276A (en) * 1949-01-07 1952-10-07 John H Homrighous Multiplex time division radiophone system
US2878316A (en) * 1949-01-14 1959-03-17 Philco Corp Multi-channel communication system
US2680152A (en) * 1949-01-14 1954-06-01 Philco Corp Pulse communication system
US2680151A (en) * 1949-01-14 1954-06-01 Philco Corp Multichannel communication system
US2565839A (en) * 1949-03-11 1951-08-28 Rca Corp Voltage measuring device utilizing pulse time modulation
US2642497A (en) * 1949-11-21 1953-06-16 Gen Electric Multichannel pulse signaling system
US2794858A (en) * 1950-04-04 1957-06-04 Rca Corp Synchronizing system
BE504158A (es) * 1950-05-17
US2740838A (en) * 1951-08-17 1956-04-03 Bell Telephone Labor Inc Pulse transmission system
US2794071A (en) * 1951-10-20 1957-05-28 Itt Power line fault locator
US2872520A (en) * 1952-09-06 1959-02-03 Gen Dynamics Corp Multiplex communication system
US2861128A (en) * 1952-11-12 1958-11-18 Itt Multiplex branch repeater station
US2956154A (en) * 1953-12-23 1960-10-11 Ericsson Telefon Ab L M Device for separating and transforming time phase modulated pulse trains
US2927967A (en) * 1957-10-14 1960-03-08 Bell Telephone Labor Inc Negative impedance repeater
US2986602A (en) * 1958-10-07 1961-05-30 Gen Dynamics Corp Multiplex communication system
US3444326A (en) * 1964-12-24 1969-05-13 Bell Telephone Labor Inc Time division switching circuit
US5140611A (en) * 1989-09-29 1992-08-18 Rockwell International Corporation Pulse width modulated self-clocking and self-synchronizing data transmission and method for a telephonic communication network switching system
US6295318B1 (en) 1997-11-03 2001-09-25 Peter F. Wingard Method and system for increasing the data rate over twisted copper pairs and other bandwidth-limited dedicated communications facilities

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1742902A (en) * 1925-02-14 1930-01-07 Western Electric Co Multichannel radio communication system
US1928093A (en) * 1927-04-11 1933-09-26 Harold B Coyle Signaling system
US2021743A (en) * 1930-06-13 1935-11-19 Communications Patents Inc Multiplex signaling
GB369304A (en) * 1931-01-03 1932-03-24 Kolster Radio Corp Improvements relating to electrical circuits
US2055309A (en) * 1931-02-19 1936-09-22 Ramsey George Multiplex communication system
US2058686A (en) * 1932-10-25 1936-10-27 Radio Res Lab Inc Wave signaling method and apparatus
US2048081A (en) * 1933-04-29 1936-07-21 Alger S Riggs Communication system
GB470495A (en) * 1935-11-14 1937-08-16 Alan Dower Blumlein Improvements in or relating to multiplex signalling systems
US2185693A (en) * 1938-02-25 1940-01-02 Bell Telephone Labor Inc Multiplex signaling system
GB543117A (en) * 1938-05-05 1942-02-11 Cfcmug Improvements in or relating to electronic commutators
US2213941A (en) * 1938-07-26 1940-09-03 Bell Telephone Labor Inc Multiplex signaling by phase discrimination
US2268001A (en) * 1938-11-19 1941-12-30 Fernseh Gmbh Television transmission system
US2250527A (en) * 1939-02-11 1941-07-29 Bell Telephone Labor Inc Signal translating apparatus
NL60289C (es) * 1939-02-20
US2282046A (en) * 1939-09-01 1942-05-05 Rca Corp Multiplex signaling system
NL74579C (es) * 1942-12-24

Also Published As

Publication number Publication date
US2429613A (en) 1947-10-28

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