ATE546887T1 - Vorrichtung zur zuordnung und spreizung von datensymbolen in mobilnachrichtenübertragungssystemen - Google Patents

Vorrichtung zur zuordnung und spreizung von datensymbolen in mobilnachrichtenübertragungssystemen

Info

Publication number
ATE546887T1
ATE546887T1 AT03028717T AT03028717T ATE546887T1 AT E546887 T1 ATE546887 T1 AT E546887T1 AT 03028717 T AT03028717 T AT 03028717T AT 03028717 T AT03028717 T AT 03028717T AT E546887 T1 ATE546887 T1 AT E546887T1
Authority
AT
Austria
Prior art keywords
data symbols
allocating
message transmission
transmission systems
mobile message
Prior art date
Application number
AT03028717T
Other languages
English (en)
Inventor
Seok Ii Chang
Original Assignee
Lg Electronics Inc
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 Lg Electronics Inc filed Critical Lg Electronics Inc
Application granted granted Critical
Publication of ATE546887T1 publication Critical patent/ATE546887T1/de

Links

Classifications

    • 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
    • H04J13/20—Allocation of orthogonal codes having an orthogonal variable spreading factor [OVSF]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J13/004—Orthogonal
    • H04J13/0044—OVSF [orthogonal variable spreading factor]
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03828—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties
    • H04L25/03866—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties using scrambling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
    • H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
    • H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
    • H04B2201/70707—Efficiency-related aspects

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
AT03028717T 2002-12-13 2003-12-12 Vorrichtung zur zuordnung und spreizung von datensymbolen in mobilnachrichtenübertragungssystemen ATE546887T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR10-2002-0079815A KR100511299B1 (ko) 2002-12-13 2002-12-13 이동 통신 시스템의 데이터 심볼 맵핑 및 확산 장치

Publications (1)

Publication Number Publication Date
ATE546887T1 true ATE546887T1 (de) 2012-03-15

Family

ID=32322384

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03028717T ATE546887T1 (de) 2002-12-13 2003-12-12 Vorrichtung zur zuordnung und spreizung von datensymbolen in mobilnachrichtenübertragungssystemen

Country Status (6)

Country Link
US (1) US7324581B2 (de)
EP (1) EP1429468B1 (de)
JP (1) JP3959062B2 (de)
KR (1) KR100511299B1 (de)
CN (1) CN1327632C (de)
AT (1) ATE546887T1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101409583B (zh) * 2007-10-11 2013-02-13 电信科学技术研究院 信号发送方法、信号发送装置
JP5235629B2 (ja) * 2008-11-28 2013-07-10 株式会社日立製作所 無線通信装置の符号化及び変調方法、並びに復号方法
WO2010098614A2 (ko) * 2009-02-27 2010-09-02 주식회사 포스코아이씨티 멀티 캐리어 방식 통신 시스템에서의 데이터 매핑 방법 및 장치
US9077442B2 (en) * 2012-07-16 2015-07-07 Texas Instruments Incorporated DSSS inverted spreading for smart utility networks
WO2015017983A1 (en) * 2013-08-06 2015-02-12 Panasonic Intellectual Property Corporation Of America Wireless communication method for device to device communication and user equipment
CN103457891B (zh) * 2013-09-10 2017-01-04 华为技术有限公司 调制方法和调制设备
CN111459457B (zh) * 2020-03-18 2023-06-02 支付宝(杭州)信息技术有限公司 数据的核对方法及其装置、计算机设备

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5210770A (en) * 1991-09-27 1993-05-11 Lockheed Missiles & Space Company, Inc. Multiple-signal spread-spectrum transceiver
US6334219B1 (en) * 1994-09-26 2001-12-25 Adc Telecommunications Inc. Channel selection for a hybrid fiber coax network
US5621761A (en) * 1994-12-09 1997-04-15 General Instrument Corporation Of Delaware Rotationally invariant trellis coding incorporating transparent binary convolutional codes
JP2658939B2 (ja) * 1995-01-30 1997-09-30 日本電気株式会社 スペクトラム拡散装置及びスペクトラム逆拡散装置
JP2989514B2 (ja) * 1995-03-16 1999-12-13 国際電気株式会社 変調信号波形生成回路
KR100511671B1 (ko) * 1997-05-29 2005-10-31 엘지전자 주식회사 코드분할다중접속시스템의직교확산을위한pn코드생성장치
US6031874A (en) * 1997-09-26 2000-02-29 Ericsson Inc. Unequal error protection in coded modulation schemes
US6026117A (en) 1997-10-23 2000-02-15 Interdigital Technology Corporation Method and apparatus for generating complex four-phase sequences for a CDMA communication system
US6393047B1 (en) * 1998-06-16 2002-05-21 Telefonaktiebolaget Lm Ericsson (Publ) Quadriphase spreading codes in code division multiple access communications
ATE287601T1 (de) 1998-06-30 2005-02-15 Siemens Ag Luftschnittstelle für telekommunikationssysteme mit drahtloser telekommunikation zwischen mobilen und/oder stationären sende/empfangsgeräten
JP3116923B2 (ja) * 1998-11-25 2000-12-11 日本電気株式会社 周波数拡散変調回路
US6236864B1 (en) * 1998-11-27 2001-05-22 Nortel Networks Limited CDMA transmit peak power reduction
CN1118975C (zh) * 2000-08-24 2003-08-20 深圳市中兴通讯股份有限公司 一种在宽带码分多址系统中处理不连续发射的方法
USH2152H1 (en) * 2001-01-18 2006-04-04 Halliburton Energy Services, Inc. Telemetry system having amplitude modulation of Walsh functions
US7801247B2 (en) * 2001-05-01 2010-09-21 Texas Instruments Incorporated Multiple input, multiple output system and method
US7133425B2 (en) * 2002-07-10 2006-11-07 Solarflare Communications, Inc. Communication system
KR100511294B1 (ko) * 2002-10-26 2005-08-31 엘지전자 주식회사 비동기 코드분할 다중접속 통신 시스템의 심벌 매핑 및채널화 장치

Also Published As

Publication number Publication date
JP2004201306A (ja) 2004-07-15
EP1429468A2 (de) 2004-06-16
CN1538629A (zh) 2004-10-20
US7324581B2 (en) 2008-01-29
EP1429468B1 (de) 2012-02-22
KR100511299B1 (ko) 2005-08-31
EP1429468A3 (de) 2005-11-16
JP3959062B2 (ja) 2007-08-15
US20040125861A1 (en) 2004-07-01
KR20040052087A (ko) 2004-06-19
CN1327632C (zh) 2007-07-18

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