HK1039839B - 擴頻通信系統用於解決接入信道獲取中頻率和定時不確定性的系統和方法 - Google Patents

擴頻通信系統用於解決接入信道獲取中頻率和定時不確定性的系統和方法 Download PDF

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Publication number
HK1039839B
HK1039839B HK02101337.8A HK02101337A HK1039839B HK 1039839 B HK1039839 B HK 1039839B HK 02101337 A HK02101337 A HK 02101337A HK 1039839 B HK1039839 B HK 1039839B
Authority
HK
Hong Kong
Prior art keywords
frequency
signal
satellite
search space
gateway
Prior art date
Application number
HK02101337.8A
Other languages
English (en)
Chinese (zh)
Other versions
HK1039839A1 (en
Inventor
A‧乔卡林盖姆
A‧喬卡林蓋姆
N‧E‧坦尼
D‧S‧米勒
Original Assignee
夸尔柯姆股份有限公司
夸爾柯姆股份有限公司
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 夸尔柯姆股份有限公司, 夸爾柯姆股份有限公司 filed Critical 夸尔柯姆股份有限公司
Publication of HK1039839A1 publication Critical patent/HK1039839A1/xx
Publication of HK1039839B publication Critical patent/HK1039839B/zh

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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
    • H04B7/216—Code division or spread-spectrum multiple access [CDMA, SSMA]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Relay Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Circuits Of Receivers In General (AREA)
HK02101337.8A 1998-08-27 1999-08-27 擴頻通信系統用於解決接入信道獲取中頻率和定時不確定性的系統和方法 HK1039839B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/140,936 US6381225B1 (en) 1998-08-27 1998-08-27 System and method for resolving frequency and timing uncertainty in access transmissions in a spread spectrum communication system
US09/140,936 1998-08-27
PCT/US1999/019810 WO2000013341A1 (en) 1998-08-27 1999-08-27 System and method for resolving frequency and timing uncertainty in access channel acquisition in a spread spectrum communication system

Publications (2)

Publication Number Publication Date
HK1039839A1 HK1039839A1 (en) 2002-05-10
HK1039839B true HK1039839B (zh) 2004-12-10

Family

ID=22493451

Family Applications (1)

Application Number Title Priority Date Filing Date
HK02101337.8A HK1039839B (zh) 1998-08-27 1999-08-27 擴頻通信系統用於解決接入信道獲取中頻率和定時不確定性的系統和方法

Country Status (14)

Country Link
US (2) US6381225B1 (https=)
EP (1) EP1105981B1 (https=)
JP (1) JP4514953B2 (https=)
KR (1) KR100767846B1 (https=)
CN (1) CN1137554C (https=)
AT (1) ATE406713T1 (https=)
AU (1) AU759518B2 (https=)
BR (1) BR9913306A (https=)
CA (1) CA2341741A1 (https=)
DE (1) DE69939428D1 (https=)
ES (1) ES2310940T3 (https=)
HK (1) HK1039839B (https=)
RU (1) RU2237361C2 (https=)
WO (1) WO2000013341A1 (https=)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
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US6381225B1 (en) * 1998-08-27 2002-04-30 Qualcomm Incorporated System and method for resolving frequency and timing uncertainty in access transmissions in a spread spectrum communication system
US6813257B1 (en) * 2000-06-26 2004-11-02 Motorola, Inc. Apparatus and methods for controlling short code timing offsets in a CDMA system
US7330524B2 (en) * 2004-12-30 2008-02-12 Atheros Communications, Inc. Joint synchronization and impairments estimation using known data patterns
US7970345B2 (en) * 2005-06-22 2011-06-28 Atc Technologies, Llc Systems and methods of waveform and/or information splitting for wireless transmission of information to one or more radioterminals over a plurality of transmission paths and/or system elements
EP1838008A1 (en) * 2006-03-23 2007-09-26 Sony Deutschland Gmbh Preamble for synchronization
US8346162B1 (en) * 2009-09-25 2013-01-01 Emc Satcom Technologies System and method for reducing VSAT apertures via satellite MIMO
US9094906B2 (en) * 2011-11-11 2015-07-28 Telefonaktiebolaget Lm Ericsson (Publ) Multi-stage timing and frequency synchronization
CN103197328B (zh) * 2013-03-14 2015-05-27 中国人民解放军国防科学技术大学 一种基于2ms数据存储的高动态卫星接收机快速捕获方法
US20140313073A1 (en) * 2013-03-15 2014-10-23 Carlo Dinallo Method and apparatus for establishing communications with a satellite
US10200109B2 (en) * 2016-04-29 2019-02-05 The Boeing Company System and method for distributed wireless communications
MX2021005275A (es) 2018-11-06 2021-06-23 Ericsson Telefon Ab L M Identificacion de region espectral para simbolo de referencia.
CN111679123B (zh) * 2020-08-12 2020-12-11 长沙北斗产业安全技术研究院有限公司 适用于多模调制体制的符号边沿与频率估计方法与系统

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US4621365A (en) 1984-11-16 1986-11-04 Hughes Aircraft Company Synchronization preamble correlation detector and frequency estimator
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Also Published As

Publication number Publication date
HK1039839A1 (en) 2002-05-10
JP2002524912A (ja) 2002-08-06
AU5697599A (en) 2000-03-21
ATE406713T1 (de) 2008-09-15
ES2310940T3 (es) 2009-01-16
BR9913306A (pt) 2003-01-28
US20020154608A1 (en) 2002-10-24
EP1105981A1 (en) 2001-06-13
CN1137554C (zh) 2004-02-04
US6381225B1 (en) 2002-04-30
KR100767846B1 (ko) 2007-10-17
EP1105981B1 (en) 2008-08-27
DE69939428D1 (de) 2008-10-09
KR20010073047A (ko) 2001-07-31
AU759518B2 (en) 2003-04-17
JP4514953B2 (ja) 2010-07-28
CN1324530A (zh) 2001-11-28
CA2341741A1 (en) 2000-03-09
WO2000013341A1 (en) 2000-03-09
US7301915B2 (en) 2007-11-27
RU2237361C2 (ru) 2004-09-27

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Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20110827