SE395095B - Kommunikationsanleggning arbetande med tidsuppdelad fleraccess - Google Patents
Kommunikationsanleggning arbetande med tidsuppdelad fleraccessInfo
- Publication number
- SE395095B SE395095B SE7506016A SE7406998A SE395095B SE 395095 B SE395095 B SE 395095B SE 7506016 A SE7506016 A SE 7506016A SE 7406998 A SE7406998 A SE 7406998A SE 395095 B SE395095 B SE 395095B
- Authority
- SE
- Sweden
- Prior art keywords
- burst
- data
- earth station
- transponder
- bursts
- Prior art date
Links
- 239000000284 extract Substances 0.000 abstract 1
- 230000001360 synchronised effect Effects 0.000 abstract 1
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
- H04B7/204—Multiple access
- H04B7/212—Time-division multiple access [TDMA]
- H04B7/2125—Synchronisation
- H04B7/2126—Synchronisation using a reference station
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/0316—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude
- G10L21/0364—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude for improving intelligibility
-
- 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
- H04B1/66—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 for reducing bandwidth of signals; for improving efficiency of transmission
- H04B1/667—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 for reducing bandwidth of signals; for improving efficiency of transmission using a division in frequency subbands
-
- 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
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Health & Medical Sciences (AREA)
- Computational Linguistics (AREA)
- Quality & Reliability (AREA)
- Computer Hardware Design (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Radio Relay Systems (AREA)
- Time-Division Multiplex Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00170797A US3818453A (en) | 1971-08-11 | 1971-08-11 | Tdma satellite communications system |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7406998L SE7406998L (sv) | 1974-12-05 |
SE395095B true SE395095B (sv) | 1977-07-25 |
Family
ID=22621295
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7506016A SE395095B (sv) | 1971-08-11 | 1974-05-28 | Kommunikationsanleggning arbetande med tidsuppdelad fleraccess |
SE7506016-0A SE395096B (sv) | 1971-08-11 | 1975-05-27 | Kommunikationsanlaeggning arbetande med tidsuppdelad fleraccess |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7506016-0A SE395096B (sv) | 1971-08-11 | 1975-05-27 | Kommunikationsanlaeggning arbetande med tidsuppdelad fleraccess |
Country Status (3)
Country | Link |
---|---|
US (1) | US3818453A (sv) |
GB (1) | GB1395511A (sv) |
SE (2) | SE395095B (sv) |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3889064A (en) * | 1974-03-27 | 1975-06-10 | Nasa | Asynchronous, multiplexing, single line transmission and recovery data system |
US4009347A (en) * | 1974-12-30 | 1977-02-22 | International Business Machines Corporation | Modular branch exchange and nodal access units for multiple access systems |
DE2615198C3 (de) * | 1976-04-08 | 1979-08-16 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | Nachrichtenübertragungssystem zum zweiseitig gerichteten Nachrichtenverkehr zwischen einer Hauptstation und mehreren Unterstationen über einen Satelliten |
US4105973A (en) * | 1976-10-15 | 1978-08-08 | Bell Telephone Laboratories, Incorporated | Multibeam, digitally modulated, time division, switched satellite communications system |
US4135059A (en) * | 1977-07-07 | 1979-01-16 | Satellite Business Systems | Multiple channel per burst tdma multiple transponder network |
US4355388A (en) * | 1979-09-27 | 1982-10-19 | Communications Satellite Corporation | Microprogrammable TDMA terminal controller |
US4599720A (en) * | 1982-07-06 | 1986-07-08 | International Business Machines Corporation | Satellite communications system |
FR2531589A1 (fr) * | 1982-08-06 | 1984-02-10 | Europ Agence Spatiale | Generateur de signaux de synchronisation pour reseau de telecommunications |
US4581736A (en) * | 1983-03-01 | 1986-04-08 | Communications Satellite Corporation | Multiple downlink data aggregator and system |
US4686672A (en) * | 1983-10-13 | 1987-08-11 | Nec Corporation | TDMA communications apparatus having adaptive burst duration |
US4675863A (en) * | 1985-03-20 | 1987-06-23 | International Mobile Machines Corp. | Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels |
US4793813A (en) * | 1985-10-15 | 1988-12-27 | The Board Of Trustees Of The University Of Illinois | Computer-based education system |
US5546383A (en) * | 1993-09-30 | 1996-08-13 | Cooley; David M. | Modularly clustered radiotelephone system |
US5930708A (en) * | 1996-03-21 | 1999-07-27 | Trw Inc. | Communications satellite router-formatter |
US5796726A (en) * | 1996-04-08 | 1998-08-18 | Ericsson Inc. | Systems and methods for random access in time division multiple access satellite radiotelephone communications |
US5850392A (en) * | 1996-04-10 | 1998-12-15 | Ericsson Inc. | Spread spectrum random access systems and methods for time division multiple access radiotelephone communication systems |
US6470495B1 (en) | 1996-09-06 | 2002-10-22 | Ncr Corporation | Satellite control of electronic memory devices |
US6373899B1 (en) | 1997-06-30 | 2002-04-16 | Spacenet, Inc. | Combined preamble detection and information method for burst-type digital communication system |
US5855339A (en) * | 1997-07-07 | 1999-01-05 | Raytheon Company | System and method for simultaneously guiding multiple missiles |
ATE315297T1 (de) * | 1998-07-21 | 2006-02-15 | Tachyon Inc | Verfahren und gerät für mehrfachzugriff in einem kommunikationssystem |
US6674730B1 (en) | 1998-08-04 | 2004-01-06 | Tachyon, Inc. | Method of and apparatus for time synchronization in a communication system |
JP2000131474A (ja) * | 1998-10-27 | 2000-05-12 | Fujitsu Ltd | 時刻同期システム,時刻同期システムに適用される衛星システム,時刻同期システムに適用される地上システム,時刻同期方法およびその方法をコンピュータに実行させるプログラムを記録したコンピュータ読み取り可能な記録媒体 |
US6256483B1 (en) * | 1998-10-28 | 2001-07-03 | Tachyon, Inc. | Method and apparatus for calibration of a wireless transmitter |
US6218896B1 (en) | 1999-08-27 | 2001-04-17 | Tachyon, Inc. | Vectored demodulation and frequency estimation apparatus and method |
US6982969B1 (en) | 1999-09-28 | 2006-01-03 | Tachyon, Inc. | Method and system for frequency spectrum resource allocation |
US6532220B1 (en) | 1999-08-27 | 2003-03-11 | Tachyon, Inc. | System and method for efficient channel assignment |
US6674731B1 (en) | 1999-08-27 | 2004-01-06 | Tachyon, Inc. | Transmission and reception of TCP/IP data over a wireless communication channel |
US6463070B1 (en) | 1999-08-27 | 2002-10-08 | Tachyon, Inc. | System and method for clock correlated data flow in a multi-processor communication system |
US6735188B1 (en) | 1999-08-27 | 2004-05-11 | Tachyon, Inc. | Channel encoding and decoding method and apparatus |
US6665292B1 (en) | 1999-08-27 | 2003-12-16 | Tachyon, Inc. | Transmission and reception of TCP/IP data over a wireless communication channel |
US6650636B1 (en) | 1999-08-27 | 2003-11-18 | Tachyon, Inc. | Transmission and reception of TCP/IP data over a wireless communication channel |
CA2301436A1 (en) * | 2000-03-20 | 2001-09-20 | Peter Renaud | Method and system for multi-protocol clock recovery and generation |
CA2301973A1 (en) * | 2000-03-21 | 2001-09-21 | Spacebridge Networks Corporation | System and method for adaptive slot-mapping input/output queuing for tdm/tdma systems |
FR2836731B1 (fr) * | 2002-03-01 | 2004-12-03 | Abdulai Danso | Procede pour la realisation et la mise en oeuvre d'un systeme de communication multifonctionnel et systeme obtenu conformement audit procede |
JP5212208B2 (ja) * | 2009-03-23 | 2013-06-19 | 沖電気工業株式会社 | 受信装置、方法及びプログラム |
FR2960370A1 (fr) * | 2010-05-18 | 2011-11-25 | St Microelectronics Grenoble 2 | Demodulateur pour transmission haut debit et procede de demodulation correspondant |
US9674804B2 (en) * | 2014-12-29 | 2017-06-06 | Hughes Network Systems, Llc | Apparatus and method for synchronizing communication between systems with different clock rates |
GB2538791B (en) * | 2015-05-29 | 2018-12-12 | Avanti Communications Group Plc | Satellite communication |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3447135A (en) * | 1966-08-18 | 1969-05-27 | Ibm | Peripheral data exchange |
US3564147A (en) * | 1968-04-05 | 1971-02-16 | Communications Satellite Corp | Local routing channel sharing system and method for communications via a satellite relay |
US3546684A (en) * | 1968-08-20 | 1970-12-08 | Nasa | Programmable telemetry system |
US3560936A (en) * | 1968-10-08 | 1971-02-02 | Pillsbury Occidental Co | Message buffering communication system |
US3588833A (en) * | 1968-10-18 | 1971-06-28 | Stromberg Carlson Corp | Interlaced dynamic data buffer |
US3585308A (en) * | 1968-12-19 | 1971-06-15 | Epsco Inc | Multiplex converter system |
US3601810A (en) * | 1968-12-30 | 1971-08-24 | Comcet Inc | Segregation and branching circuit |
US3611435A (en) * | 1969-03-24 | 1971-10-05 | Itt | Satellite communication system |
US3597743A (en) * | 1969-03-26 | 1971-08-03 | Digital Applic Inc | Expander for real-time communication between a computer and external devices |
US3683116A (en) * | 1969-07-16 | 1972-08-08 | Communications Satellite Corp | Terrestrial interface unit |
US3654395A (en) * | 1969-10-15 | 1972-04-04 | Communications Satellite Corp | Synchronization of tdma space division satellite system |
JPS5026245B1 (sv) * | 1970-06-29 | 1975-08-29 |
-
1971
- 1971-08-11 US US00170797A patent/US3818453A/en not_active Expired - Lifetime
-
1972
- 1972-08-02 GB GB3614872A patent/GB1395511A/en not_active Expired
-
1974
- 1974-05-28 SE SE7506016A patent/SE395095B/sv unknown
-
1975
- 1975-05-27 SE SE7506016-0A patent/SE395096B/sv not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
SE395096B (sv) | 1977-07-25 |
US3818453A (en) | 1974-06-18 |
GB1395511A (en) | 1975-05-29 |
SE7406998L (sv) | 1974-12-05 |
SE7506016L (sv) | 1975-05-27 |
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