FR2176894B1 - - Google Patents

Info

Publication number
FR2176894B1
FR2176894B1 FR7309788A FR7309788A FR2176894B1 FR 2176894 B1 FR2176894 B1 FR 2176894B1 FR 7309788 A FR7309788 A FR 7309788A FR 7309788 A FR7309788 A FR 7309788A FR 2176894 B1 FR2176894 B1 FR 2176894B1
Authority
FR
France
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
FR7309788A
Other versions
FR2176894A1 (fr
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of FR2176894A1 publication Critical patent/FR2176894A1/fr
Application granted granted Critical
Publication of FR2176894B1 publication Critical patent/FR2176894B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/17—Time-division multiplex systems in which the transmission channel allotted to a first user may be taken away and re-allotted to a second user if the first user becomes inactive, e.g. TASI
    • H04J3/172—Digital speech interpolation, i.e. DSI
    • 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
    • H04B7/204—Multiple access
    • H04B7/212—Time-division multiple access [TDMA]
    • H04B7/2121—Channels assignment to the different stations

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Relay Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
FR7309788A 1972-03-22 1973-03-19 Expired FR2176894B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE03661/72A SE354557B (fr) 1972-03-22 1972-03-22

Publications (2)

Publication Number Publication Date
FR2176894A1 FR2176894A1 (fr) 1973-11-02
FR2176894B1 true FR2176894B1 (fr) 1977-02-11

Family

ID=20262600

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7309788A Expired FR2176894B1 (fr) 1972-03-22 1973-03-19

Country Status (7)

Country Link
US (1) US3848093A (fr)
CA (1) CA999990A (fr)
FR (1) FR2176894B1 (fr)
GB (1) GB1422248A (fr)
IT (1) IT981581B (fr)
NL (1) NL7303959A (fr)
SE (1) SE354557B (fr)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5017711A (fr) * 1973-06-15 1975-02-25
NO134477C (fr) * 1974-10-29 1976-10-13 Manus Max
US4009344A (en) * 1974-12-30 1977-02-22 International Business Machines Corporation Inter-related switching, activity compression and demand assignment
US4009345A (en) * 1974-12-30 1977-02-22 International Business Machines Corporation External management of satellite linked exchange network
US4009346A (en) * 1974-12-30 1977-02-22 International Business Machines Corporation Distributional activity compression
US4009347A (en) * 1974-12-30 1977-02-22 International Business Machines Corporation Modular branch exchange and nodal access units for multiple access systems
US4009343A (en) * 1974-12-30 1977-02-22 International Business Machines Corporation Switching and activity compression between telephone lines and digital communication channels
US4204093A (en) * 1978-05-19 1980-05-20 Bell Telephone Laboratories, Incorporated Variable frame rate technique for use in a time-division multiple access (TDMA) communication system
US4256925A (en) * 1978-12-12 1981-03-17 Satellite Business Systems Capacity reallocation method and apparatus for a TDMA satellite communication network with demand assignment of channels
US4309764A (en) * 1979-06-22 1982-01-05 Bell Telephone Laboratories, Incorporated Technique for increasing the rain margin of a satellite communication system
US4301533A (en) * 1979-11-27 1981-11-17 Bell Telephone Laboratories, Incorporated Technique for increasing the rain margin of a TDMA satellite communication system
CA1151324A (fr) * 1980-10-03 1983-08-02 David H.A. Black Systeme tasi comprenant un circuit de service
US4495619A (en) * 1981-10-23 1985-01-22 At&T Bell Laboratories Transmitter and receivers using resource sharing and coding for increased capacity
JPS62147822A (ja) * 1985-12-23 1987-07-01 Nec Corp 時分割多元接続通信装置
US4797947A (en) * 1987-05-01 1989-01-10 Motorola, Inc. Microcellular communications system using macrodiversity
US4949395A (en) * 1989-07-07 1990-08-14 Telefonaktiebolaget L M Ericsson Method and arrangement for dynamically allocating time slots to connections in a digital mobile radio system
JPH0738612B2 (ja) * 1992-03-18 1995-04-26 日本電気株式会社 衛星通信システムにおける制御装置
WO1996003816A1 (fr) * 1994-07-21 1996-02-08 Ntt Mobile Communications Network Inc. Procede et dispositif pour interrompre des informations audio dans un systeme de telecommunications mobile par satellite
US5812545A (en) * 1996-01-04 1998-09-22 Orion Atlantic, L.P. Full mesh satellite-based multimedia networking system
WO1999040693A1 (fr) * 1998-02-04 1999-08-12 Friedman, Robert, F. Procede et appareil de combinaison de repeteurs sur plusieurs satellites dans des canaux virtuels
US6842437B1 (en) 1999-03-04 2005-01-11 Hughes Electronics Corporation System for providing satellite bandwidth on demand employing uplink frame formatting for smoothing and mitigating jitter and dynamically changing numbers of contention and data channels
US6985455B1 (en) 2000-03-03 2006-01-10 Hughes Electronics Corporation Method and system for providing satellite bandwidth on demand using multi-level queuing

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4933411B1 (fr) * 1968-09-25 1974-09-06
US3644678A (en) * 1969-03-21 1972-02-22 Communications Satellite Corp Channel reallocation system and method
US3683116A (en) * 1969-07-16 1972-08-08 Communications Satellite Corp Terrestrial interface unit
JPS5323647B1 (fr) * 1971-03-27 1978-07-15
US3721767A (en) * 1971-12-28 1973-03-20 Bell Telephone Labor Inc Delay compensation in multiplex transmission systems

Also Published As

Publication number Publication date
FR2176894A1 (fr) 1973-11-02
DE2313213A1 (de) 1973-10-04
SE354557B (fr) 1973-03-12
DE2313213B2 (de) 1975-12-18
GB1422248A (en) 1976-01-21
IT981581B (it) 1974-10-10
US3848093A (en) 1974-11-12
NL7303959A (fr) 1973-09-25
CA999990A (en) 1976-11-16

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Legal Events

Date Code Title Description
ST Notification of lapse