BR0309614A - Transmissão de informação sobre formato de transmissão em canais dedicados - Google Patents
Transmissão de informação sobre formato de transmissão em canais dedicadosInfo
- Publication number
- BR0309614A BR0309614A BR0309614-9A BR0309614A BR0309614A BR 0309614 A BR0309614 A BR 0309614A BR 0309614 A BR0309614 A BR 0309614A BR 0309614 A BR0309614 A BR 0309614A
- Authority
- BR
- Brazil
- Prior art keywords
- transmission
- information
- remote station
- transmission format
- parameters
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J13/00—Code division multiplex systems
- H04J13/0007—Code type
- H04J13/004—Orthogonal
- H04J13/0048—Walsh
-
- 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
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
- H04B1/7073—Synchronisation aspects
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J13/00—Code division multiplex systems
- H04J13/10—Code generation
- H04J13/12—Generation of orthogonal codes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J13/00—Code division multiplex systems
- H04J13/16—Code allocation
- H04J13/18—Allocation of orthogonal codes
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
"TRANSMISSãO DE INFORMAçãO SOBRE FORMATO DE TRANSMISSãO EM CANAIS DEDICADOS". Transmissões no canal dedicado são codificadas utilizando-se um conjunto de parâmetros que são extraídos de uma grande seleção de parâmetros potenciais. Se a estação remota não conhecer o conjunto específico de parâmetros que foram utilizados por uma estação base, então a estação remota terá que tentar decodificar a transmissão utilizando cada conjunto de parâmetros até que a transmissão seja decodificada corretamente. Esta é uma metodologia ineficaz. Conseq³entemente, as informações sobre formato de transmissão são tipicamente transmitidas em um canal de broadcast, de modo que uma estação remota possa receber as informações sobre o formato de transmissão. Entretanto, o canal de broadcast tem problemas de segurança. Descrevem-se novos métodos e equipamento para permitir que uma estação base determine um conjunto de seq³ências de códigos de Walsh que possa ser utilizado para enviar as informações sobre o formato de transmissão no canal dedicado, e não em um canal de broadcast (620). A utilização do conjunto superposto permite que a estação remota decodifique as informações.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/135,779 US7161971B2 (en) | 2002-04-29 | 2002-04-29 | Sending transmission format information on dedicated channels |
PCT/US2003/013379 WO2003094391A1 (en) | 2002-04-29 | 2003-04-29 | Transmission format information transmission on dedicated channels |
Publications (1)
Publication Number | Publication Date |
---|---|
BR0309614A true BR0309614A (pt) | 2005-03-15 |
Family
ID=29249536
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR0309614-9A BR0309614A (pt) | 2002-04-29 | 2003-04-29 | Transmissão de informação sobre formato de transmissão em canais dedicados |
Country Status (10)
Country | Link |
---|---|
US (1) | US7161971B2 (pt) |
EP (1) | EP1500215A1 (pt) |
JP (1) | JP2006507712A (pt) |
KR (1) | KR100984648B1 (pt) |
CN (1) | CN100527648C (pt) |
AU (1) | AU2003234291A1 (pt) |
BR (1) | BR0309614A (pt) |
HK (1) | HK1079357A1 (pt) |
TW (1) | TW200402976A (pt) |
WO (1) | WO2003094391A1 (pt) |
Families Citing this family (46)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7295509B2 (en) | 2000-09-13 | 2007-11-13 | Qualcomm, Incorporated | Signaling method in an OFDM multiple access system |
US9130810B2 (en) | 2000-09-13 | 2015-09-08 | Qualcomm Incorporated | OFDM communications methods and apparatus |
KR100918759B1 (ko) * | 2003-10-14 | 2009-09-24 | 삼성전자주식회사 | 패킷 데이터 서비스를 제공하는 이동통신 시스템에서 패킷데이터 제어 채널의 제어 메시지 송신 장치 및 방법 |
US9148256B2 (en) * | 2004-07-21 | 2015-09-29 | Qualcomm Incorporated | Performance based rank prediction for MIMO design |
US9137822B2 (en) | 2004-07-21 | 2015-09-15 | Qualcomm Incorporated | Efficient signaling over access channel |
US9246560B2 (en) | 2005-03-10 | 2016-01-26 | Qualcomm Incorporated | Systems and methods for beamforming and rate control in a multi-input multi-output communication systems |
US20060203794A1 (en) * | 2005-03-10 | 2006-09-14 | Qualcomm Incorporated | Systems and methods for beamforming in multi-input multi-output communication systems |
US9154211B2 (en) | 2005-03-11 | 2015-10-06 | Qualcomm Incorporated | Systems and methods for beamforming feedback in multi antenna communication systems |
US8446892B2 (en) | 2005-03-16 | 2013-05-21 | Qualcomm Incorporated | Channel structures for a quasi-orthogonal multiple-access communication system |
US9520972B2 (en) | 2005-03-17 | 2016-12-13 | Qualcomm Incorporated | Pilot signal transmission for an orthogonal frequency division wireless communication system |
US9143305B2 (en) | 2005-03-17 | 2015-09-22 | Qualcomm Incorporated | Pilot signal transmission for an orthogonal frequency division wireless communication system |
US20090213950A1 (en) * | 2005-03-17 | 2009-08-27 | Qualcomm Incorporated | Pilot signal transmission for an orthogonal frequency division wireless communication system |
US9461859B2 (en) | 2005-03-17 | 2016-10-04 | Qualcomm Incorporated | Pilot signal transmission for an orthogonal frequency division wireless communication system |
US9184870B2 (en) * | 2005-04-01 | 2015-11-10 | Qualcomm Incorporated | Systems and methods for control channel signaling |
US9408220B2 (en) | 2005-04-19 | 2016-08-02 | Qualcomm Incorporated | Channel quality reporting for adaptive sectorization |
US9036538B2 (en) | 2005-04-19 | 2015-05-19 | Qualcomm Incorporated | Frequency hopping design for single carrier FDMA systems |
US8179836B2 (en) * | 2005-04-20 | 2012-05-15 | Interdigital Technology Corporation | Method and apparatus for controlling transmissions via an enhanced dedicated channel |
US7408895B2 (en) * | 2005-04-20 | 2008-08-05 | Interdigital Technology Corporation | Method and apparatus for scheduling transmissions via an enhanced dedicated channel |
US8611284B2 (en) * | 2005-05-31 | 2013-12-17 | Qualcomm Incorporated | Use of supplemental assignments to decrement resources |
US8565194B2 (en) | 2005-10-27 | 2013-10-22 | Qualcomm Incorporated | Puncturing signaling channel for a wireless communication system |
US8879511B2 (en) | 2005-10-27 | 2014-11-04 | Qualcomm Incorporated | Assignment acknowledgement for a wireless communication system |
US8462859B2 (en) * | 2005-06-01 | 2013-06-11 | Qualcomm Incorporated | Sphere decoding apparatus |
US9179319B2 (en) | 2005-06-16 | 2015-11-03 | Qualcomm Incorporated | Adaptive sectorization in cellular systems |
US8599945B2 (en) | 2005-06-16 | 2013-12-03 | Qualcomm Incorporated | Robust rank prediction for a MIMO system |
US7916751B2 (en) * | 2005-06-21 | 2011-03-29 | Interdigital Technology Corporation | Method and apparatus for efficient operation of an enhanced dedicated channel |
US8885628B2 (en) | 2005-08-08 | 2014-11-11 | Qualcomm Incorporated | Code division multiplexing in a single-carrier frequency division multiple access system |
US20070041457A1 (en) | 2005-08-22 | 2007-02-22 | Tamer Kadous | Method and apparatus for providing antenna diversity in a wireless communication system |
US9209956B2 (en) | 2005-08-22 | 2015-12-08 | Qualcomm Incorporated | Segment sensitive scheduling |
US8644292B2 (en) | 2005-08-24 | 2014-02-04 | Qualcomm Incorporated | Varied transmission time intervals for wireless communication system |
US20070047495A1 (en) * | 2005-08-29 | 2007-03-01 | Qualcomm Incorporated | Reverse link soft handoff in a wireless multiple-access communication system |
US9136974B2 (en) | 2005-08-30 | 2015-09-15 | Qualcomm Incorporated | Precoding and SDMA support |
US9225488B2 (en) | 2005-10-27 | 2015-12-29 | Qualcomm Incorporated | Shared signaling channel |
US9144060B2 (en) | 2005-10-27 | 2015-09-22 | Qualcomm Incorporated | Resource allocation for shared signaling channels |
US8582509B2 (en) | 2005-10-27 | 2013-11-12 | Qualcomm Incorporated | Scalable frequency band operation in wireless communication systems |
US8045512B2 (en) | 2005-10-27 | 2011-10-25 | Qualcomm Incorporated | Scalable frequency band operation in wireless communication systems |
US9172453B2 (en) | 2005-10-27 | 2015-10-27 | Qualcomm Incorporated | Method and apparatus for pre-coding frequency division duplexing system |
US8477684B2 (en) | 2005-10-27 | 2013-07-02 | Qualcomm Incorporated | Acknowledgement of control messages in a wireless communication system |
US9225416B2 (en) | 2005-10-27 | 2015-12-29 | Qualcomm Incorporated | Varied signaling channels for a reverse link in a wireless communication system |
US9088384B2 (en) | 2005-10-27 | 2015-07-21 | Qualcomm Incorporated | Pilot symbol transmission in wireless communication systems |
US8693405B2 (en) | 2005-10-27 | 2014-04-08 | Qualcomm Incorporated | SDMA resource management |
US9210651B2 (en) | 2005-10-27 | 2015-12-08 | Qualcomm Incorporated | Method and apparatus for bootstraping information in a communication system |
US8582548B2 (en) | 2005-11-18 | 2013-11-12 | Qualcomm Incorporated | Frequency division multiple access schemes for wireless communication |
CN1852067B (zh) * | 2005-12-05 | 2010-11-24 | 华为技术有限公司 | 一种沃尔什码分配方法 |
US8831607B2 (en) * | 2006-01-05 | 2014-09-09 | Qualcomm Incorporated | Reverse link other sector communication |
US20100232384A1 (en) * | 2009-03-13 | 2010-09-16 | Qualcomm Incorporated | Channel estimation based upon user specific and common reference signals |
US9578469B2 (en) | 2014-10-02 | 2017-02-21 | Motorola Solutions, Inc. | Method and system for direct mode communication within a talkgroup |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4901307A (en) * | 1986-10-17 | 1990-02-13 | Qualcomm, Inc. | Spread spectrum multiple access communication system using satellite or terrestrial repeaters |
US5103459B1 (en) * | 1990-06-25 | 1999-07-06 | Qualcomm Inc | System and method for generating signal waveforms in a cdma cellular telephone system |
KR100279944B1 (ko) * | 1997-12-09 | 2001-02-01 | 윤종용 | 씨디엠에이셀룰러시스템에서의왈쉬코드그룹할당방법 |
KR100383614B1 (ko) * | 1998-10-19 | 2003-10-08 | 삼성전자주식회사 | 부호분할다중접속통신시스템의할당장치및방법 |
KR100547838B1 (ko) * | 1998-11-17 | 2006-03-23 | 삼성전자주식회사 | 부호분할다중접속 통신시스템에서 전용제어채널의 핸드오프방법 |
US6961304B1 (en) * | 2000-09-12 | 2005-11-01 | Lucent Technologies Inc. | Dynamic reassignment of code space among multiple modes of operation |
US6847677B1 (en) * | 2000-09-29 | 2005-01-25 | Qualcomm, Incorporated | Method and apparatus for efficient Walsh covering and summing of signals in a communication system |
WO2002033856A1 (en) | 2000-10-20 | 2002-04-25 | Samsung Electronics Co., Ltd | Apparatus and method for determining a data rate of packet data in a mobile communication system |
US7002903B2 (en) * | 2001-05-23 | 2006-02-21 | Lucent Technologies Inc. | Automatic verification of Walsh code orthogonality |
US7075885B2 (en) * | 2001-12-03 | 2006-07-11 | Motorola, Inc. | Method for assigning variable-length walsh codes for code division multiple access communications systems |
-
2002
- 2002-04-29 US US10/135,779 patent/US7161971B2/en not_active Expired - Fee Related
-
2003
- 2003-04-29 BR BR0309614-9A patent/BR0309614A/pt not_active Application Discontinuation
- 2003-04-29 JP JP2004502505A patent/JP2006507712A/ja active Pending
- 2003-04-29 WO PCT/US2003/013379 patent/WO2003094391A1/en active Application Filing
- 2003-04-29 TW TW092110009A patent/TW200402976A/zh unknown
- 2003-04-29 KR KR1020047017343A patent/KR100984648B1/ko not_active IP Right Cessation
- 2003-04-29 AU AU2003234291A patent/AU2003234291A1/en not_active Abandoned
- 2003-04-29 CN CNB038131315A patent/CN100527648C/zh not_active Expired - Fee Related
- 2003-04-29 EP EP03728606A patent/EP1500215A1/en not_active Withdrawn
-
2005
- 2005-12-09 HK HK05111298.1A patent/HK1079357A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US7161971B2 (en) | 2007-01-09 |
KR20040101566A (ko) | 2004-12-02 |
CN100527648C (zh) | 2009-08-12 |
AU2003234291A1 (en) | 2003-11-17 |
JP2006507712A (ja) | 2006-03-02 |
CN1659805A (zh) | 2005-08-24 |
KR100984648B1 (ko) | 2010-10-01 |
EP1500215A1 (en) | 2005-01-26 |
TW200402976A (en) | 2004-02-16 |
US20030202560A1 (en) | 2003-10-30 |
WO2003094391A1 (en) | 2003-11-13 |
HK1079357A1 (en) | 2006-03-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B11A | Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing | ||
B11Y | Definitive dismissal - extension of time limit for request of examination expired [chapter 11.1.1 patent gazette] |