FI109494B - CDMA-solukkojärjestelmiä - Google Patents

CDMA-solukkojärjestelmiä Download PDF

Info

Publication number
FI109494B
FI109494B FI960826A FI960826A FI109494B FI 109494 B FI109494 B FI 109494B FI 960826 A FI960826 A FI 960826A FI 960826 A FI960826 A FI 960826A FI 109494 B FI109494 B FI 109494B
Authority
FI
Finland
Prior art keywords
chips
chip
bit
signal
output
Prior art date
Application number
FI960826A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI960826A (fi
FI960826A0 (fi
Inventor
Anthony Peter Hulbert
Original Assignee
Roke Manor Research
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
Priority claimed from GB9500616A external-priority patent/GB2298341B/en
Application filed by Roke Manor Research filed Critical Roke Manor Research
Publication of FI960826A0 publication Critical patent/FI960826A0/fi
Publication of FI960826A publication Critical patent/FI960826A/fi
Application granted granted Critical
Publication of FI109494B publication Critical patent/FI109494B/fi

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2618—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using hybrid code-time division multiple access [CDMA-TDMA]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
FI960826A 1995-02-24 1996-02-23 CDMA-solukkojärjestelmiä FI109494B (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9500616 1995-02-24
GB9500616A GB2298341B (en) 1994-08-13 1995-02-24 Code division multiple access cellular mobile radio systems

Publications (3)

Publication Number Publication Date
FI960826A0 FI960826A0 (fi) 1996-02-23
FI960826A FI960826A (fi) 1996-08-25
FI109494B true FI109494B (fi) 2002-08-15

Family

ID=10767954

Family Applications (1)

Application Number Title Priority Date Filing Date
FI960826A FI109494B (fi) 1995-02-24 1996-02-23 CDMA-solukkojärjestelmiä

Country Status (4)

Country Link
EP (1) EP0729240B1 (de)
DE (1) DE69616112T2 (de)
ES (1) ES2166842T3 (de)
FI (1) FI109494B (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7184426B2 (en) 2002-12-12 2007-02-27 Qualcomm, Incorporated Method and apparatus for burst pilot for a time division multiplex system
US9118387B2 (en) 1997-11-03 2015-08-25 Qualcomm Incorporated Pilot reference transmission for a wireless communication system
US6574211B2 (en) * 1997-11-03 2003-06-03 Qualcomm Incorporated Method and apparatus for high rate packet data transmission
KR100429545B1 (ko) * 1999-08-17 2004-04-28 삼성전자주식회사 이동통신 시스템의 스크램블링 부호의 식별자 통신방법
US8064409B1 (en) 1999-08-25 2011-11-22 Qualcomm Incorporated Method and apparatus using a multi-carrier forward link in a wireless communication system
FI19992734A (fi) 1999-12-20 2001-06-21 Nokia Networks Oy Menetelmä hajaspektrisignaalin vastaanottamiseksi ja vastaanotin
US6973098B1 (en) 2000-10-25 2005-12-06 Qualcomm, Incorporated Method and apparatus for determining a data rate in a high rate packet data wireless communications system
US7068683B1 (en) 2000-10-25 2006-06-27 Qualcomm, Incorporated Method and apparatus for high rate packet data and low delay data transmissions
US8811200B2 (en) 2009-09-22 2014-08-19 Qualcomm Incorporated Physical layer metrics to support adaptive station-dependent channel state information feedback rate in multi-user communication systems

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5020056A (en) * 1989-05-02 1991-05-28 General Electric Company Reduction of synchronous fading effects by time hopping of user slots in TDMA frames
US5313457A (en) * 1992-04-14 1994-05-17 Trimble Navigation Limited Code position modulation system and method for multiple user satellite communications
FI925472A (fi) * 1992-12-01 1994-06-02 Nokia Mobile Phones Ltd Tiedonsiirtomenetelmä sekä -järjestelmä

Also Published As

Publication number Publication date
FI960826A (fi) 1996-08-25
EP0729240A3 (de) 1999-10-27
ES2166842T3 (es) 2002-05-01
EP0729240A2 (de) 1996-08-28
DE69616112T2 (de) 2002-06-06
EP0729240B1 (de) 2001-10-24
FI960826A0 (fi) 1996-02-23
DE69616112D1 (de) 2001-11-29

Similar Documents

Publication Publication Date Title
US6097712A (en) Multi-carrier CDMA communications systems
EP1110360B1 (de) Verfahren und vorrichtung zur verminderung von amplitudenschwankungen in kommunikationssignalen unter verwendung von eingesetzten pilotsymbolen
CA2302391C (en) A method of and apparatus for transmitting data in a multiple carrier system
US7145938B2 (en) Apparatus producing continuous stream of correlation values
US6947470B2 (en) Rake receiver for a CDMA system, in particular incorporated in a cellular mobile phone
WO1994021056A1 (en) Random access communication method by use of cdma, and system for mobile stations which use the method
JPH07509831A (ja) 固定および移動無線ユニット間にディジタル無線リンクを提供する設備において使用される装置
WO1996024206A1 (en) Data transmission method, transmitter, and receiver
KR20020004878A (ko) 시간 역전 시공 블록 송신기 다이버시티 인코딩을 하는코드 분할 다중 접속 무선 시스템
FI109494B (fi) CDMA-solukkojärjestelmiä
US6779009B1 (en) Enhanced time-shared data correlator architecture and method
JPH11150523A (ja) スペクトラム拡散送信装置、スペクトラム拡散受信装置及びスペクトラム拡散通信システム
AU5284799A (en) Spreader for multiple data rates
EP1203461A4 (de) Chip-synchroner cdma-multiplexer und verfahren resultierend in signalen konstanter hüllkurve
Guo et al. On rate-variable multidimensional DS/SSMA with sequence sharing
US6792032B2 (en) CDMA system transmission matrix coefficient calculation
JP2002135168A (ja) Ｒａｃｈ受信装置
GB2298341A (en) Code division multiple access cellular mobile radio systems
US6594303B1 (en) Coherent demodulator for use in the presence of phase discontinuities
US7050486B2 (en) Path searcher for spread spectrum receiver
US7724719B2 (en) Multistage despreading of spread spectrum communications signals
US7200179B2 (en) Data transmission method, data reception method, data transport method, data transmission device, data reception device, data transfer system, and communication terminal
US6959033B1 (en) System and method for assigning combiner channels in spread spectrum communications
EP1129534B1 (de) Addierer
KR19990029491A (ko) 정합 필터 및 타이밍 검출 방법