[go: up one dir, main page]

GB2396788B - Improvements in CDMA receivers - Google Patents

Improvements in CDMA receivers

Info

Publication number
GB2396788B
GB2396788B GB0406605A GB0406605A GB2396788B GB 2396788 B GB2396788 B GB 2396788B GB 0406605 A GB0406605 A GB 0406605A GB 0406605 A GB0406605 A GB 0406605A GB 2396788 B GB2396788 B GB 2396788B
Authority
GB
United Kingdom
Prior art keywords
cdma receivers
cdma
receivers
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 - Fee Related
Application number
GB0406605A
Other versions
GB0406605D0 (en
GB2396788A (en
Inventor
Hafedh Trigui
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.)
NEC Corp
Original Assignee
NEC Corp
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 NEC Corp filed Critical NEC Corp
Priority to GB0406605A priority Critical patent/GB2396788B/en
Publication of GB0406605D0 publication Critical patent/GB0406605D0/en
Publication of GB2396788A publication Critical patent/GB2396788A/en
Application granted granted Critical
Publication of GB2396788B publication Critical patent/GB2396788B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04B1/7103—Interference-related aspects the interference being multiple access interference
    • H04B1/7107—Subtractive interference cancellation
    • H04B1/71075—Parallel interference cancellation
    • 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
    • H04B1/7103—Interference-related aspects the interference being multiple access interference
    • H04B1/7107—Subtractive interference cancellation
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Noise Elimination (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
GB0406605A 2000-09-07 2000-09-07 Improvements in CDMA receivers Expired - Fee Related GB2396788B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0406605A GB2396788B (en) 2000-09-07 2000-09-07 Improvements in CDMA receivers

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0021997A GB2370469B (en) 2000-09-07 2000-09-07 Improvements in CDMA receivers
GB0406605A GB2396788B (en) 2000-09-07 2000-09-07 Improvements in CDMA receivers

Publications (3)

Publication Number Publication Date
GB0406605D0 GB0406605D0 (en) 2004-04-28
GB2396788A GB2396788A (en) 2004-06-30
GB2396788B true GB2396788B (en) 2004-10-27

Family

ID=9899053

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0406605A Expired - Fee Related GB2396788B (en) 2000-09-07 2000-09-07 Improvements in CDMA receivers
GB0021997A Expired - Fee Related GB2370469B (en) 2000-09-07 2000-09-07 Improvements in CDMA receivers

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB0021997A Expired - Fee Related GB2370469B (en) 2000-09-07 2000-09-07 Improvements in CDMA receivers

Country Status (1)

Country Link
GB (2) GB2396788B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7313168B2 (en) * 2003-03-06 2007-12-25 Nokia Corporation Method and apparatus for receiving a CDMA signal
RU2244314C2 (en) * 2003-07-16 2005-01-10 Аванесян Гарри Романович Method for statistical evaluation of nonlinear distortions and device for realization of said method
RU2247997C2 (en) * 2003-09-09 2005-03-10 Аванесян Гарри Романович Random signals nonlinear distortion meter
RU2251118C2 (en) * 2003-09-25 2005-04-27 Аванесян Гарри Романович Non-linear distortions evaluation calculator
RU2259570C2 (en) * 2003-11-18 2005-08-27 Аванесян Гарри Романович Method for measuring the nonlinear distortions of random signals and digital meter (versions)
RU2267793C2 (en) * 2004-08-27 2006-01-10 Гарри Романович Аванесян Method and device for estimating harmonic distortions (versions)
GB0419487D0 (en) 2004-09-02 2004-10-06 Ttp Communications Ltd DC estimation in received signals
RU2267794C1 (en) * 2004-10-11 2006-01-10 Гарри Романович Аванесян Method of estimation of frequency distortions (versions)
RU2278467C1 (en) * 2004-10-19 2006-06-20 Открытое акционерное общество ОАО "Уральский приборостроительный завод" Uhf power amplifier

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1107526A1 (en) * 1999-12-09 2001-06-13 Alcatel Alsthom Compagnie Generale D'electricite Channel estimation using weighted averages over several time slots

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2282300B (en) * 1993-09-22 1997-10-22 Northern Telecom Ltd Communications system and receiver devices therefor
AU688228B1 (en) * 1997-02-25 1998-03-05 Nokia Telecommunications Oy A system and method of estimating CIR
GB2341296B (en) * 1998-09-04 2003-05-28 Siemens Ag Data detector and method of detecting data from a sequence of received signal samples
US6658047B1 (en) * 1999-03-10 2003-12-02 Nokia Corporation Adaptive channel equalizer
US6493329B1 (en) * 1999-08-23 2002-12-10 Qualcomm Incorporated Adaptive channel estimation in a wireless communication system
AU772722B2 (en) * 1999-11-26 2004-05-06 Nokia Corporation Rake receiver
IT1314344B1 (en) * 1999-12-30 2002-12-09 Telit Mobile Terminals Spa RECEIVER METHOD AND WCDMA-UTRA / FDD TRANSMISSION SYSTEM

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1107526A1 (en) * 1999-12-09 2001-06-13 Alcatel Alsthom Compagnie Generale D'electricite Channel estimation using weighted averages over several time slots

Also Published As

Publication number Publication date
GB0406605D0 (en) 2004-04-28
GB2396788A (en) 2004-06-30
GB2370469A (en) 2002-06-26
GB2370469B (en) 2004-10-27
GB0021997D0 (en) 2000-10-25

Similar Documents

Publication Publication Date Title
SG87198A1 (en) Polishing composition
GB2342019B (en) CDMA receivers
TWI315197B (en) Combinations
GB2370469B (en) Improvements in CDMA receivers
TW502582U (en) Transversely-opening-type underpants
GB2364018B (en) Improvements in synthetic substrates
HUP0300084A3 (en) Gasoline-oxygenate blend
GB0027101D0 (en) Improvement in clutches
GB0107612D0 (en) Demodulating and despreading in cdma receivers
SG96553A1 (en) Abrasive
AU1368002A (en) Sander
GB0107893D0 (en) Envelope-filling bench
IL150702A0 (en) Improvements in transceivers
AUPQ683300A0 (en) Improvements in coin receivers
GB0016889D0 (en) Improvements in jigsaws
GB0000694D0 (en) Improvements in dartboards
PL110754U1 (en) Bench
GB0011385D0 (en) Bench
CA88687S (en) Bench
CA89043S (en) Sander
CA89042S (en) Jigsaw
PL342120A1 (en) Receiving table
GB2369031B (en) Improvements in teats
GB0028098D0 (en) Improvements in taps
PL111174U1 (en) Bench

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20170907