GB9201879D0 - Communication system - Google Patents

Communication system

Info

Publication number
GB9201879D0
GB9201879D0 GB9201879A GB9201879A GB9201879D0 GB 9201879 D0 GB9201879 D0 GB 9201879D0 GB 9201879 A GB9201879 A GB 9201879A GB 9201879 A GB9201879 A GB 9201879A GB 9201879 D0 GB9201879 D0 GB 9201879D0
Authority
GB
United Kingdom
Prior art keywords
communication system
communication
system
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.)
Pending
Application number
GB9201879A
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.)
MILLICOM HOLDINGS (UK) Ltd
MILLICOM HOLDINGS UK Ltd
Original Assignee
MILLICOM HOLDINGS (UK) Ltd
MILLICOM HOLDINGS UK Ltd
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 MILLICOM HOLDINGS (UK) Ltd, MILLICOM HOLDINGS UK Ltd filed Critical MILLICOM HOLDINGS (UK) Ltd
Priority to GB9201879A priority Critical patent/GB9201879D0/en
Publication of GB9201879D0 publication Critical patent/GB9201879D0/en
Application status is Pending legal-status Critical

Links

GB9201879A 1992-01-29 1992-01-29 Communication system Pending GB9201879D0 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9201879A GB9201879D0 (en) 1992-01-29 1992-01-29 Communication system

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB9201879A GB9201879D0 (en) 1992-01-29 1992-01-29 Communication system
PCT/GB1993/000199 WO1993015573A1 (en) 1992-01-29 1993-01-29 Cdma/tdma communication system
EP19930914502 EP0624293A1 (en) 1992-01-29 1993-01-29 Cdma/tdma communication system

Publications (1)

Publication Number Publication Date
GB9201879D0 true GB9201879D0 (en) 1992-03-18

Family

ID=10709454

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9201879A Pending GB9201879D0 (en) 1992-01-29 1992-01-29 Communication system

Country Status (3)

Country Link
EP (1) EP0624293A1 (en)
GB (1) GB9201879D0 (en)
WO (1) WO1993015573A1 (en)

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US6088590A (en) * 1993-11-01 2000-07-11 Omnipoint Corporation Method and system for mobile controlled handoff and link maintenance in spread spectrum communication
JP2636712B2 (en) * 1993-12-08 1997-07-30 日本電気株式会社 Mobile communication device
US6018528A (en) * 1994-04-28 2000-01-25 At&T Corp System and method for optimizing spectral efficiency using time-frequency-code slicing
FI96154C (en) * 1994-05-30 1996-05-10 Nokia Telecommunications Oy A method for synchronizing a subscriber terminal equipment, the base station and the subscriber terminal equipment
US6356607B1 (en) 1995-06-05 2002-03-12 Omnipoint Corporation Preamble code structure and detection method and apparatus
ZA9605340B (en) 1995-06-30 1997-01-27 Interdigital Tech Corp Code division multiple access (cdma) communication system
US6041046A (en) * 1995-07-14 2000-03-21 Omnipoint Corporation Cyclic time hopping in time division multiple access communication system
US5793757A (en) * 1996-02-13 1998-08-11 Telefonaktiebolaget L M Ericsson (Publ) Telecommunication network having time orthogonal wideband and narrowband sytems
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
US6678311B2 (en) 1996-05-28 2004-01-13 Qualcomm Incorporated High data CDMA wireless communication system using variable sized channel codes
JPH1051354A (en) * 1996-05-30 1998-02-20 N T T Ido Tsushinmo Kk Ds-cdma transmission method
JP2915851B2 (en) * 1996-07-18 1999-07-05 宇宙開発事業団 Time-synchronous communication system
US6002709A (en) * 1996-11-21 1999-12-14 Dsp Group, Inc. Verification of PN synchronization in a direct-sequence spread-spectrum digital communications system
US6263013B1 (en) 1996-11-21 2001-07-17 Dsp Group, Inc. Fast tracking of PN synchronization in a direct-sequence spread-spectrum digital communications system
US5966416A (en) * 1996-11-21 1999-10-12 Dsp Group, Inc. Verification of PN synchronization in a spread-spectrum communications receiver
US6256335B1 (en) 1996-11-21 2001-07-03 Dsp Group, Inc. Slow tracking of PN synchronization in a direct-sequence spread-spectrum digital communications system
US6275519B1 (en) 1996-11-21 2001-08-14 Dsp Group, Inc. Frame synchronization in a digital communications system
US6256337B1 (en) 1996-11-21 2001-07-03 Dsp Group, Inc. Rapid acquisition of PN synchronization in a direct-sequence spread-spectrum digital communications system
GB2320661B (en) * 1996-12-20 2001-10-03 Airspan Comm Corp Processing data transmitted and received over a wireless link connecting a central terminal and a subscriber terminal of a wireless telecommunications system
DE19713667C1 (en) * 1997-04-02 1998-10-01 Siemens Ag Base station and receiving apparatus for a mobile communication system using the TDMA subscriber separation
DE69734190D1 (en) * 1997-05-02 2005-10-20 Siemens Ag TDMA / CDMA communication system with adjustable data rate
US7394791B2 (en) 1997-12-17 2008-07-01 Interdigital Technology Corporation Multi-detection of heartbeat to reduce error probability
US6081536A (en) 1997-06-20 2000-06-27 Tantivy Communications, Inc. Dynamic bandwidth allocation to transmit a wireless protocol across a code division multiple access (CDMA) radio link
US9525923B2 (en) 1997-12-17 2016-12-20 Intel Corporation Multi-detection of heartbeat to reduce error probability
US5991330A (en) * 1997-06-27 1999-11-23 Telefonaktiebolaget L M Ericsson (Pub1) Mobile Station synchronization within a spread spectrum communication systems
US5930366A (en) * 1997-08-29 1999-07-27 Telefonaktiebolaget L M Ericsson Synchronization to a base station and code acquisition within a spread spectrum communication system
US6236646B1 (en) 1997-09-09 2001-05-22 Telefonaktiebolaget Lm Ericsson (Publ) Packet data communications scheduling in a spread spectrum communications system
ES2626289T3 (en) 2001-06-13 2017-07-24 Intel Corporation Method and apparatus for transmitting heartbeat signal at a lower level than the heartbeat request
US6542481B2 (en) 1998-06-01 2003-04-01 Tantivy Communications, Inc. Dynamic bandwidth allocation for multiple access communication using session queues
EP0948148B1 (en) * 1998-03-31 2005-03-23 Siemens Aktiengesellschaft Method of wireless speech data and general data transmission and terminal for realising such a method
DE19822276A1 (en) * 1998-05-18 1999-12-09 Siemens Ag The method and base station for transmitting signals in a control channel of a radio communications system
JP2002525913A (en) 1998-09-11 2002-08-13 シェアウェーブ・インコーポレーテッド Method and apparatus for controlling communications in a computer network
JP3093740B2 (en) * 1998-12-09 2000-10-03 日本電気株式会社 Radio channel multiplex communication method in Cdma mobile communication system
US8175120B2 (en) 2000-02-07 2012-05-08 Ipr Licensing, Inc. Minimal maintenance link to support synchronization
US7551663B1 (en) 2001-02-01 2009-06-23 Ipr Licensing, Inc. Use of correlation combination to achieve channel detection
US7079523B2 (en) * 2000-02-07 2006-07-18 Ipr Licensing, Inc. Maintenance link using active/standby request channels
US7173921B1 (en) 2000-10-11 2007-02-06 Aperto Networks, Inc. Protocol for allocating upstream slots over a link in a point-to-multipoint communication system
US8155096B1 (en) 2000-12-01 2012-04-10 Ipr Licensing Inc. Antenna control system and method
CN101656568B (en) 2001-05-14 2013-01-30 美商内数位科技公司 User equipment for wireless hybrid TDMA/CDMA
US6996082B2 (en) 2001-05-14 2006-02-07 Interdigital Technology Corporation Method and apparatus for minimizing the amount of data necessary to signal code and timeslot assignments
US6973064B2 (en) 2001-05-14 2005-12-06 Interdigital Technology Corporation Method and apparatus for minimizing the amount of data necessary to signal code and timeslot assignments
US7068618B2 (en) 2001-08-10 2006-06-27 Interdigital Technology Corp. Dynamic link adaption for time division duplex (TDD)
AT341869T (en) * 2001-08-10 2006-10-15 Interdigital Tech Corp Dynamic stretch adjustment for time duplex (tdd)
US6985457B2 (en) 2001-08-10 2006-01-10 Interdigital Technology Corp. Dynamic link adaption for time division duplex (TDD)
CN100486144C (en) 2003-04-15 2009-05-06 大唐移动通信设备有限公司 Method of raising transmission speed in multi-slot CDMA radio communication system
US7822010B2 (en) 2007-02-06 2010-10-26 Viasat, Inc. Reservation request improvements
US8982825B2 (en) * 2013-03-13 2015-03-17 Motorola Solutions, Inc. Method and device to support site activation using a hailing channel

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Publication number Priority date Publication date Assignee Title
DE3527331A1 (en) * 1985-07-31 1987-02-05 Philips Patentverwaltung digital funkuebertragungssystem
DE3527329A1 (en) * 1985-07-31 1987-02-05 Philips Patentverwaltung Digital funkuebertragungssystem variable time-slot duration of time slots in a time division frame
EP0538546B1 (en) * 1986-03-25 2004-06-23 Motorola Inc. Method and apparatus for controlling a TDM communication device

Also Published As

Publication number Publication date
EP0624293A1 (en) 1994-11-17
WO1993015573A1 (en) 1993-08-05

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