HK1057429A1 - CDMA system which uses pre-rotation before transmission - Google Patents

CDMA system which uses pre-rotation before transmission

Info

Publication number
HK1057429A1
HK1057429A1 HK04100193A HK04100193A HK1057429A1 HK 1057429 A1 HK1057429 A1 HK 1057429A1 HK 04100193 A HK04100193 A HK 04100193A HK 04100193 A HK04100193 A HK 04100193A HK 1057429 A1 HK1057429 A1 HK 1057429A1
Authority
HK
Hong Kong
Prior art keywords
cdma system
before transmission
rotation before
uses pre
signal
Prior art date
Application number
HK04100193A
Other languages
English (en)
Inventor
John D Kaewell
Original Assignee
Interdigital Tech 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 Interdigital Tech Corp filed Critical Interdigital Tech Corp
Publication of HK1057429A1 publication Critical patent/HK1057429A1/xx

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
    • H04B1/709—Correlator structure
    • H04B1/7093—Matched filter type
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/20—Modulator circuits; Transmitter circuits
    • 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
    • H04B1/62—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 for providing a predistortion of the signal in the transmitter and corresponding correction in the receiver, e.g. for improving the signal/noise ratio
    • 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
    • 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
    • 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
    • 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
    • H04B2001/70724—Spread spectrum techniques using direct sequence modulation featuring pilot assisted reception
    • 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
    • H04B2201/696—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to Dowlink
    • 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
    • H04B2201/7097—Direct sequence modulation interference
    • H04B2201/709709—Methods of preventing interference
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0018—Arrangements at the transmitter end
    • H04L2027/0022—Arrangements at the transmitter end using the carrier of the associated receiver of a transceiver

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Noise Elimination (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Small-Scale Networks (AREA)
  • Air Conditioning Control Device (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Transmitters (AREA)
  • Supplying Of Containers To The Packaging Station (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Transmission Devices (AREA)
  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
  • Studio Devices (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Valve Device For Special Equipments (AREA)
HK04100193A 2000-03-28 2004-01-12 CDMA system which uses pre-rotation before transmission HK1057429A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US19267000P 2000-03-28 2000-03-28
PCT/US2001/009968 WO2001073968A1 (en) 2000-03-28 2001-03-28 Cdma system which uses pre-rotation before transmission

Publications (1)

Publication Number Publication Date
HK1057429A1 true HK1057429A1 (en) 2004-04-02

Family

ID=22710585

Family Applications (1)

Application Number Title Priority Date Filing Date
HK04100193A HK1057429A1 (en) 2000-03-28 2004-01-12 CDMA system which uses pre-rotation before transmission

Country Status (17)

Country Link
US (10) US6831941B2 (ja)
EP (5) EP2230773A1 (ja)
JP (6) JP4094852B2 (ja)
KR (9) KR20090123970A (ja)
CN (2) CN1237729C (ja)
AT (3) ATE465556T1 (ja)
AU (4) AU4955801A (ja)
BR (1) BR0109904A (ja)
CA (2) CA2652083A1 (ja)
DE (3) DE60108855T2 (ja)
DK (3) DK1530301T3 (ja)
ES (3) ES2236210T3 (ja)
HK (1) HK1057429A1 (ja)
IL (3) IL151905A0 (ja)
MX (1) MXPA02009345A (ja)
NO (2) NO326188B1 (ja)
WO (1) WO2001073968A1 (ja)

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DK1530301T3 (da) 2000-03-28 2010-08-09 Interdigital Tech Corp CDMA-system der anvender pre-rotation før transmission
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KR102291811B1 (ko) * 2016-11-08 2021-08-23 프라운호퍼-게젤샤프트 추르 푀르데룽 데어 안제반텐 포르슝 에 파우 사이드 이득 및 잔여 이득을 사용하여 멀티채널 신호를 인코딩 또는 디코딩하기 위한 장치 및 방법
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Also Published As

Publication number Publication date
KR20090010239A (ko) 2009-01-29
WO2001073968A1 (en) 2001-10-04
US20020071499A1 (en) 2002-06-13
CN1707991B (zh) 2013-10-30
CA2652083A1 (en) 2001-10-04
KR100994389B1 (ko) 2010-11-16
JP5481427B2 (ja) 2014-04-23
US20040136443A1 (en) 2004-07-15
EP1279238B1 (en) 2005-02-09
US8488650B2 (en) 2013-07-16
US6850556B2 (en) 2005-02-01
IL151905A0 (en) 2003-04-10
EP1901441A1 (en) 2008-03-19
DE60108855T2 (de) 2006-01-19
US6606345B2 (en) 2003-08-12
DK1530301T3 (da) 2010-08-09
CN1430818A (zh) 2003-07-16
KR100927674B1 (ko) 2009-11-20
KR20020084263A (ko) 2002-11-04
KR20090064465A (ko) 2009-06-18
US6587499B2 (en) 2003-07-01
DE60132643T2 (de) 2009-01-08
KR20090123970A (ko) 2009-12-02
JP2013192242A (ja) 2013-09-26
KR20070103084A (ko) 2007-10-22
EP1530302A2 (en) 2005-05-11
KR20050006290A (ko) 2005-01-15
JP2011176877A (ja) 2011-09-08
AU2001249558B2 (en) 2005-12-01
NO326188B1 (no) 2008-10-13
ATE289135T1 (de) 2005-02-15
KR20100058636A (ko) 2010-06-03
JP2003529274A (ja) 2003-09-30
US7519103B2 (en) 2009-04-14
DE60108855D1 (de) 2005-03-17
CA2404917C (en) 2009-03-24
DE60132643D1 (de) 2008-03-13
DE60141923D1 (de) 2010-06-02
IL151905A (en) 2009-05-04
JP2015019411A (ja) 2015-01-29
ES2300884T3 (es) 2008-06-16
US20010040914A1 (en) 2001-11-15
BR0109904A (pt) 2004-03-30
AU2008200938A1 (en) 2008-03-20
US20130301684A1 (en) 2013-11-14
KR100899825B1 (ko) 2009-05-27
NO20024618D0 (no) 2002-09-26
KR20060035813A (ko) 2006-04-26
MXPA02009345A (es) 2003-09-22
KR100490717B1 (ko) 2005-05-24
ATE385076T1 (de) 2008-02-15
JP2012235504A (ja) 2012-11-29
US20020080857A1 (en) 2002-06-27
ES2345337T3 (es) 2010-09-21
EP1530302B1 (en) 2008-01-23
JP4094852B2 (ja) 2008-06-04
DK1530302T3 (da) 2008-04-07
US20050105598A1 (en) 2005-05-19
US20020071500A1 (en) 2002-06-13
KR100811026B1 (ko) 2008-03-11
AU2010200332A1 (en) 2010-02-18
US6690711B2 (en) 2004-02-10
EP1530301B1 (en) 2010-04-21
US6633602B2 (en) 2003-10-14
CA2404917A1 (en) 2001-10-04
US9100250B2 (en) 2015-08-04
EP1279238A1 (en) 2003-01-29
EP2230773A1 (en) 2010-09-22
NO20024618L (no) 2002-11-05
US20020075948A1 (en) 2002-06-20
US20140334528A1 (en) 2014-11-13
ATE465556T1 (de) 2010-05-15
AU4955801A (en) 2001-10-08
CN1707991A (zh) 2005-12-14
EP1530301A2 (en) 2005-05-11
KR100772475B1 (ko) 2007-11-02
JP4782638B2 (ja) 2011-09-28
JP5481531B2 (ja) 2014-04-23
ES2236210T3 (es) 2005-07-16
JP2006304374A (ja) 2006-11-02
KR100959321B1 (ko) 2010-05-26
CN1237729C (zh) 2006-01-18
DK1279238T3 (da) 2005-05-30
WO2001073968A8 (en) 2001-11-29
AU2010200332B2 (en) 2014-04-03
US20090196330A1 (en) 2009-08-06
US6831941B2 (en) 2004-12-14
US8798116B2 (en) 2014-08-05
AU2008200938B2 (en) 2010-02-18
NO20084108L (no) 2002-11-05
KR20080031507A (ko) 2008-04-08
EP1530302A3 (en) 2005-08-03
EP1530301A3 (en) 2005-08-10
IL203410A0 (en) 2011-08-01

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