GB2357406B - Combiner - Google Patents

Combiner

Info

Publication number
GB2357406B
GB2357406B GB9929572A GB9929572A GB2357406B GB 2357406 B GB2357406 B GB 2357406B GB 9929572 A GB9929572 A GB 9929572A GB 9929572 A GB9929572 A GB 9929572A GB 2357406 B GB2357406 B GB 2357406B
Authority
GB
United Kingdom
Prior art keywords
combiner
memory
multipath component
store
multipath
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.)
Expired - Lifetime
Application number
GB9929572A
Other languages
English (en)
Other versions
GB2357406A (en
GB9929572D0 (en
Inventor
Alice Wilson
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.)
Nokia Oyj
Nokia Inc
Original Assignee
Nokia Mobile Phones Ltd
Nokia Oyj
Nokia 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 Nokia Mobile Phones Ltd, Nokia Oyj, Nokia Inc filed Critical Nokia Mobile Phones Ltd
Priority to GB9929572A priority Critical patent/GB2357406B/en
Publication of GB9929572D0 publication Critical patent/GB9929572D0/en
Priority to AT00310990T priority patent/ATE387038T1/de
Priority to DE60038091T priority patent/DE60038091T2/de
Priority to EP00310990A priority patent/EP1109324B1/en
Priority to JP2000378062A priority patent/JP2001223614A/ja
Priority to US09/734,885 priority patent/US7245652B2/en
Publication of GB2357406A publication Critical patent/GB2357406A/en
Application granted granted Critical
Publication of GB2357406B publication Critical patent/GB2357406B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H04B1/7097—Interference-related aspects
    • H04B1/711—Interference-related aspects the interference being multi-path interference
    • H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
    • 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
    • H04B1/7097—Interference-related aspects
    • H04B1/711—Interference-related aspects the interference being multi-path interference
    • H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
    • H04B1/7117—Selection, re-selection, allocation or re-allocation of paths to fingers, e.g. timing offset control of allocated fingers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Noise Elimination (AREA)
  • Axle Suspensions And Sidecars For Cycles (AREA)
  • Sorption Type Refrigeration Machines (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
GB9929572A 1999-12-14 1999-12-14 Combiner Expired - Lifetime GB2357406B (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
GB9929572A GB2357406B (en) 1999-12-14 1999-12-14 Combiner
AT00310990T ATE387038T1 (de) 1999-12-14 2000-12-08 Spreizspektrum signalkombinator
DE60038091T DE60038091T2 (de) 1999-12-14 2000-12-08 Spreizspektrum Signalkombinator
EP00310990A EP1109324B1 (en) 1999-12-14 2000-12-08 Spread spectrum signal combiner
JP2000378062A JP2001223614A (ja) 1999-12-14 2000-12-12 コンバイナ
US09/734,885 US7245652B2 (en) 1999-12-14 2000-12-13 Rake combiner for a CDMA rake receiver

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9929572A GB2357406B (en) 1999-12-14 1999-12-14 Combiner

Publications (3)

Publication Number Publication Date
GB9929572D0 GB9929572D0 (en) 2000-02-09
GB2357406A GB2357406A (en) 2001-06-20
GB2357406B true GB2357406B (en) 2004-01-21

Family

ID=10866313

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9929572A Expired - Lifetime GB2357406B (en) 1999-12-14 1999-12-14 Combiner

Country Status (6)

Country Link
US (1) US7245652B2 (enExample)
EP (1) EP1109324B1 (enExample)
JP (1) JP2001223614A (enExample)
AT (1) ATE387038T1 (enExample)
DE (1) DE60038091T2 (enExample)
GB (1) GB2357406B (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2357406B (en) * 1999-12-14 2004-01-21 Nokia Mobile Phones Ltd Combiner
US7002934B2 (en) * 2001-01-22 2006-02-21 Unique Broadband Systems, Inc. OFDM multiple upstream receiver network
KR100426622B1 (ko) * 2001-11-16 2004-04-13 한국전자통신연구원 이동국 수신기에서의 다중 경로 신호 컴바이닝 장치 및 그방법
US7522655B2 (en) 2002-09-09 2009-04-21 Infineon Technologies Ag Method and device for carrying out a plurality of correlation procedures in a mobile telephony environment
DE10241691A1 (de) * 2002-09-09 2004-03-25 Infineon Technologies Ag Einrichtung und Verfahren zur Durchführung von Korrelationen in einem Mobilfunksystem
AU2002352021A1 (en) * 2002-11-15 2004-06-15 Stmicroelectronics S.R.L. Memory based device and method for channel estimation in a digital communication receiver
US7689739B2 (en) * 2005-07-11 2010-03-30 Via Technologies, Inc. Spread spectrum receiver, apparatus and method of a circular buffer for multirate data
US20080298436A1 (en) * 2007-05-28 2008-12-04 Telefonaktiebolaget L M Ericsson (Publ) Random Access Collision Detection
US8340160B2 (en) * 2008-02-28 2012-12-25 Nokia Corporation Dynamic combining threshold for a rake receiver
EP2645299B1 (de) * 2012-03-29 2016-10-19 Siemens Aktiengesellschaft Lesegerät zum Datenaustausch mit einem mobilen Datenspeicher

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2295527A (en) * 1994-11-26 1996-05-29 Roke Manor Research Rake combiner/despreader apparatus
EP0851600A2 (en) * 1996-12-25 1998-07-01 Matsushita Electric Industrial Co., Ltd. Spread-spectrum multipath receiver
EP0881780A2 (en) * 1997-05-30 1998-12-02 Ntt Mobile Communications Network Inc. Signal reception apparatus in spectrum spread communication system

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5910950A (en) * 1996-08-16 1999-06-08 Lucent Technologies Inc. Demodulator phase correction for code division multiple access receiver
JP3447897B2 (ja) * 1996-08-20 2003-09-16 松下電器産業株式会社 Ｃｄｍａ無線通信装置
JPH10200444A (ja) * 1997-01-06 1998-07-31 Sony Corp 受信装置、受信方法、無線システムの端末装置
JPH10209919A (ja) * 1997-01-21 1998-08-07 Sony Corp 受信装置及び受信方法、並びに携帯電話システムの端末装置
JPH10303855A (ja) * 1997-04-25 1998-11-13 Matsushita Electric Ind Co Ltd データ受信装置
US5931893A (en) * 1997-11-11 1999-08-03 Ericsson, Inc. Efficient correlation over a sliding window
JP3952335B2 (ja) * 1998-03-10 2007-08-01 ソニー株式会社 受信方法及び受信装置
US6038271A (en) * 1999-03-02 2000-03-14 Harris Corporation Correlator with cascade data paths to facilitate expansion of correlator length
EP1107471B1 (en) * 1999-12-10 2006-03-08 Lucent Technologies Inc. Time division multiplexed rake finger for W-CDMA
GB2357406B (en) * 1999-12-14 2004-01-21 Nokia Mobile Phones Ltd Combiner

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2295527A (en) * 1994-11-26 1996-05-29 Roke Manor Research Rake combiner/despreader apparatus
EP0851600A2 (en) * 1996-12-25 1998-07-01 Matsushita Electric Industrial Co., Ltd. Spread-spectrum multipath receiver
EP0881780A2 (en) * 1997-05-30 1998-12-02 Ntt Mobile Communications Network Inc. Signal reception apparatus in spectrum spread communication system

Also Published As

Publication number Publication date
ATE387038T1 (de) 2008-03-15
EP1109324A2 (en) 2001-06-20
GB2357406A (en) 2001-06-20
EP1109324B1 (en) 2008-02-20
US7245652B2 (en) 2007-07-17
DE60038091D1 (de) 2008-04-03
DE60038091T2 (de) 2009-02-19
GB9929572D0 (en) 2000-02-09
JP2001223614A (ja) 2001-08-17
EP1109324A3 (en) 2003-01-22
US20010004379A1 (en) 2001-06-21

Similar Documents

Publication Publication Date Title
AU2002211495A1 (en) Fast forward link power control for cdma system with diversity transmission
SG111970A1 (en) Multipath cdma receiver for reduced pilot
DE69937318D1 (de) CDMA-Mehrbenutzerempfangsgerät mit Interferenzkompensator mit optimalem Empfangszustand
NZ312854A (en) Rake receiver architecture for a mobile demodulator used in a cdma communication system
GB2357406B (en) Combiner
MY122599A (en) Spread spectrum multipath processor system and method
AU8691901A (en) Wireless spread-spectrum telesensor chip with synchronous digital architecture
GB0112930D0 (en) Mobile robot system using r.f module
EP0886385A3 (en) Reception apparatus for CDMA communication system
AU2001255213A1 (en) Low-power cdma receiver
GB2329307B (en) High-speed cell search system for cdma
AU2962800A (en) Pyrrolo(2,3-(d))pyrimidines as antiviral agents
CA2208333A1 (en) Path-diversity cdma reception by detecting lower-peak correlation sequence following removal of higher-peak sequences
EP1143651A4 (en) CDMA COMMUNICATION SYSTEM USING A CODE SEQUENCE ASSEMBLY HAVING A NON-CROSS CORRELATION REGION
AU2102201A (en) Cdma receiver
AU2803000A (en) A cdma communication system with soft handover
AU2001285487A1 (en) Rake receiver for cdma wireless communications
CA2317178A1 (en) Uplink demodulator scheme for a processing satellite
EP1162756A3 (en) Rake reception apparatus
MXPA00013012A (es) Combinador separador conmutable.
EP1300961A3 (en) Receiving unit and semiconductor device
JP3889991B2 (ja) 移動通信システムの受信装置
CA2256006A1 (en) Cdma receiver phase tracking system
GB2351879A8 (en) RAKE receiver for CDMA cellular system
EP1033824A3 (en) A code division multiple access receiver with power control

Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
S73 Revocation on comptroller's initiative (section 73/patents act 1977)

Free format text: PATENT REVOKED; PATENT REVOKED UNDER SECTION 73(2) ON 27 FEBRUARY 2012