SE400683B - Metod vid en satellitkommunikationsanleggning for tidsuppdelad fleraccess - Google Patents
Metod vid en satellitkommunikationsanleggning for tidsuppdelad fleraccessInfo
- Publication number
- SE400683B SE400683B SE7506020A SE7506020A SE400683B SE 400683 B SE400683 B SE 400683B SE 7506020 A SE7506020 A SE 7506020A SE 7506020 A SE7506020 A SE 7506020A SE 400683 B SE400683 B SE 400683B
- Authority
- SE
- Sweden
- Prior art keywords
- cess
- communication system
- time
- satellite communication
- separated multi
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/06—Synchronising arrangements
- H04J3/062—Synchronisation of signals having the same nominal but fluctuating bit rates, e.g. using buffers
-
- 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]
- H04B7/2125—Synchronisation
-
- 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]
- H04B7/2125—Synchronisation
- H04B7/2126—Synchronisation using a reference station
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/06—Synchronising arrangements
- H04J3/0602—Systems characterised by the synchronising information used
- H04J3/0605—Special codes used as synchronising signal
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00170932A US3730998A (en) | 1971-08-11 | 1971-08-11 | Tdma satellite communications system with an aperture window for acquisition |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7506020L SE7506020L (sv) | 1975-05-27 |
SE400683B true SE400683B (sv) | 1978-04-03 |
Family
ID=22621859
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7506020A SE400683B (sv) | 1971-08-11 | 1975-05-27 | Metod vid en satellitkommunikationsanleggning for tidsuppdelad fleraccess |
Country Status (3)
Country | Link |
---|---|
US (1) | US3730998A (sv) |
GB (1) | GB1395516A (sv) |
SE (1) | SE400683B (sv) |
Families Citing this family (40)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3813496A (en) * | 1972-10-02 | 1974-05-28 | Communications Satellite Corp | Tdma bursts acquisition system |
US3879581A (en) * | 1972-11-24 | 1975-04-22 | Hughes Aircraft Co | Processing repeater for TDMA communication system |
US3852534A (en) * | 1973-06-07 | 1974-12-03 | Us Army | Method and apparatus for synchronizing pseudorandom coded data sequences |
GB1477174A (en) * | 1974-06-18 | 1977-06-22 | Plessey Co Ltd | Electrical circuit arrangements responsive to serial digital signals forming multibyte data-words |
US3959589A (en) * | 1975-06-23 | 1976-05-25 | Bell Telephone Laboratories, Incorporated | Digital bit stream synchronizer |
US4001504A (en) * | 1975-06-09 | 1977-01-04 | International Business Machines Corporation | Automatic terminal data rate selection |
JPS52122027A (en) * | 1975-12-10 | 1977-10-13 | Nec Corp | Burst synchronizing method and unit of time-sharing pluralistic connec tion communication system |
US4232197A (en) * | 1978-08-25 | 1980-11-04 | Bell Telephone Laboratories, Incorporated | Processor for a TDMA burst modem |
EP0035232B1 (en) * | 1980-02-29 | 1985-05-15 | International Business Machines Corporation | Method and apparatus for the initial acquisition of synchronization for a station in a tdma satellite communication network |
JPS61102840A (ja) * | 1984-10-24 | 1986-05-21 | Nec Corp | 受信デ−タ処理装置 |
JPS61128641A (ja) * | 1984-11-27 | 1986-06-16 | Nec Corp | デ−タ分配回路 |
ES2048051B1 (es) * | 1991-09-05 | 1996-01-16 | Alcatel Standard Electrica | Estructura de trama para sistemas opticos de distribucion de canales telefonicos y datos basados en redes de una o dos fibras. |
ES2048052B1 (es) * | 1991-09-05 | 1996-01-16 | Alcatel Standard Electrica | Arquitectura para sistemas de fibra optica con acceso multiple por division en el tiempo |
US5522866A (en) * | 1994-11-01 | 1996-06-04 | Intermedics, Inc. | Method and apparatus for improving the resolution of pulse position modulated communications between an implantable medical device and an external medical device |
US5659545A (en) * | 1994-11-15 | 1997-08-19 | Motorola, Inc. | Apparatus for mobile unit acquisition in a satellite communication system and method therefor |
US5822373A (en) * | 1995-08-17 | 1998-10-13 | Pittway Corporation | Method and apparatus for optimization of wireless communications |
US5910945A (en) * | 1996-04-30 | 1999-06-08 | Trw Inc. | Method and apparatus for synchronizing communications in a satellite based telecommunications system |
US6373899B1 (en) | 1997-06-30 | 2002-04-16 | Spacenet, Inc. | Combined preamble detection and information method for burst-type digital communication system |
US6950444B1 (en) * | 1999-08-24 | 2005-09-27 | Paradyne Corporation | System and method for a robust preamble and transmission delimiting in a switched-carrier transceiver |
US20020167949A1 (en) * | 1998-02-26 | 2002-11-14 | Gordon Bremer | Apparatus and method for asynchronous transfer mode (ATM) adaptive time domain duplex (ATDD) communication |
US6298048B1 (en) * | 1998-04-29 | 2001-10-02 | Hughes Electronics Corporation | TDMA system timer for maintaining timing to multiple satellite simultaneously |
FR2785118B1 (fr) | 1998-10-26 | 2004-06-18 | Cit Alcatel | Canal module d'acquisition et de poursuite pour un systeme de radiocommunications |
US6296808B1 (en) | 1999-03-30 | 2001-10-02 | Honeywell International Inc. | Method and apparatus for protecting building personnel during chemical or biological attack |
US6428680B1 (en) | 1999-07-23 | 2002-08-06 | Honeywell International Inc. | Method of providing safe haven within buildings during chemical or biological attack |
US20020105965A1 (en) * | 2000-09-22 | 2002-08-08 | Narad Networks, Inc. | Broadband system having routing identification based switching |
US20020085589A1 (en) * | 2000-09-22 | 2002-07-04 | Narad Networks, Inc. | System and method for assigning network data packet header |
US20020085552A1 (en) * | 2000-09-22 | 2002-07-04 | Narad Networks, Inc., Westford Massachusetts | Broadband system having routing identification assignment |
US7146630B2 (en) * | 2000-09-22 | 2006-12-05 | Narad Networks, Inc. | Broadband system with intelligent network devices |
US6948000B2 (en) * | 2000-09-22 | 2005-09-20 | Narad Networks, Inc. | System and method for mapping end user identifiers to access device identifiers |
US20020075805A1 (en) * | 2000-09-22 | 2002-06-20 | Narad Networks, Inc. | Broadband system with QOS based packet handling |
US20020097674A1 (en) * | 2000-09-22 | 2002-07-25 | Narad Networks, Inc. | System and method for call admission control |
US20020075875A1 (en) * | 2000-09-22 | 2002-06-20 | Narad Networks, Inc. | Broadband system with transmission scheduling and flow control |
US20020124111A1 (en) * | 2000-09-22 | 2002-09-05 | Narad Networks, Inc. | System and method for message transmission based on intelligent network element device identifiers |
US7072360B2 (en) | 2000-09-22 | 2006-07-04 | Narad Networks, Inc. | Network architecture for intelligent network elements |
US7139247B2 (en) | 2000-09-22 | 2006-11-21 | Narad Networks, Inc. | Broadband system with topology discovery |
US7027394B2 (en) * | 2000-09-22 | 2006-04-11 | Narad Networks, Inc. | Broadband system with traffic policing and transmission scheduling |
US6701772B2 (en) | 2000-12-22 | 2004-03-09 | Honeywell International Inc. | Chemical or biological attack detection and mitigation system |
US6688968B2 (en) | 2001-01-22 | 2004-02-10 | Honeywell International Inc. | Method and apparatus for protecting buildings from contamination during chemical or biological attack |
US7460624B2 (en) * | 2004-03-18 | 2008-12-02 | Motorola, Inc. | Method and system of reducing collisions in an asynchronous communication system |
US20230029644A1 (en) * | 2021-07-26 | 2023-02-02 | Hughes Network Systems, Llc | Efficient bandwidth utilization for communication systems |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3593138A (en) * | 1968-07-31 | 1971-07-13 | Nasa | Satellite interlace synchronization system |
-
1971
- 1971-08-11 US US00170932A patent/US3730998A/en not_active Expired - Lifetime
-
1972
- 1972-08-02 GB GB2595773A patent/GB1395516A/en not_active Expired
-
1975
- 1975-05-27 SE SE7506020A patent/SE400683B/sv not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
SE7506020L (sv) | 1975-05-27 |
GB1395516A (en) | 1975-05-29 |
US3730998A (en) | 1973-05-01 |
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Legal Events
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NUG | Patent has lapsed |
Ref document number: 7506020-2 Effective date: 19920904 Format of ref document f/p: F |