ATE385076T1 - Cdma system, welches vor dem senden eine vordrehung benutzt - Google Patents

Cdma system, welches vor dem senden eine vordrehung benutzt

Info

Publication number
ATE385076T1
ATE385076T1 AT05002617T AT05002617T ATE385076T1 AT E385076 T1 ATE385076 T1 AT E385076T1 AT 05002617 T AT05002617 T AT 05002617T AT 05002617 T AT05002617 T AT 05002617T AT E385076 T1 ATE385076 T1 AT E385076T1
Authority
AT
Austria
Prior art keywords
cdma system
before transmitting
use pre
rotation before
signal
Prior art date
Application number
AT05002617T
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
Application granted granted Critical
Publication of ATE385076T1 publication Critical patent/ATE385076T1/de

Links

Classifications

    • 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
    • H04B1/69—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
    • 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)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Small-Scale Networks (AREA)
  • Air Conditioning Control Device (AREA)
  • Transmitters (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
  • Transmission Devices (AREA)
  • Studio Devices (AREA)
  • Supplying Of Containers To The Packaging Station (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Valve Device For Special Equipments (AREA)
AT05002617T 2000-03-28 2001-03-28 Cdma system, welches vor dem senden eine vordrehung benutzt ATE385076T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US19267000P 2000-03-28 2000-03-28

Publications (1)

Publication Number Publication Date
ATE385076T1 true ATE385076T1 (de) 2008-02-15

Family

ID=22710585

Family Applications (3)

Application Number Title Priority Date Filing Date
AT05002617T ATE385076T1 (de) 2000-03-28 2001-03-28 Cdma system, welches vor dem senden eine vordrehung benutzt
AT01922797T ATE289135T1 (de) 2000-03-28 2001-03-28 Cdma system, welches vor dem senden eine vordrehung benutzt
AT05002616T ATE465556T1 (de) 2000-03-28 2001-03-28 Cdma system, welches vor dem senden eine vordrehung benutzt

Family Applications After (2)

Application Number Title Priority Date Filing Date
AT01922797T ATE289135T1 (de) 2000-03-28 2001-03-28 Cdma system, welches vor dem senden eine vordrehung benutzt
AT05002616T ATE465556T1 (de) 2000-03-28 2001-03-28 Cdma system, welches vor dem senden eine vordrehung benutzt

Country Status (16)

Country Link
US (10) US6831941B2 (de)
EP (5) EP1279238B1 (de)
JP (6) JP4094852B2 (de)
KR (9) KR20100058636A (de)
CN (2) CN1707991B (de)
AT (3) ATE385076T1 (de)
AU (4) AU4955801A (de)
BR (1) BR0109904A (de)
CA (2) CA2652083A1 (de)
DE (3) DE60108855T2 (de)
DK (3) DK1530302T3 (de)
ES (3) ES2300884T3 (de)
IL (3) IL151905A0 (de)
MX (1) MXPA02009345A (de)
NO (2) NO326188B1 (de)
WO (1) WO2001073968A1 (de)

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Also Published As

Publication number Publication date
DK1530302T3 (da) 2008-04-07
EP1530302B1 (de) 2008-01-23
BR0109904A (pt) 2004-03-30
JP2015019411A (ja) 2015-01-29
KR20090064465A (ko) 2009-06-18
EP1901441A1 (de) 2008-03-19
US20010040914A1 (en) 2001-11-15
JP2006304374A (ja) 2006-11-02
JP2012235504A (ja) 2012-11-29
DE60108855D1 (de) 2005-03-17
KR100959321B1 (ko) 2010-05-26
AU2001249558B2 (en) 2005-12-01
US7519103B2 (en) 2009-04-14
EP2230773A1 (de) 2010-09-22
CN1707991B (zh) 2013-10-30
KR20090123970A (ko) 2009-12-02
DE60108855T2 (de) 2006-01-19
KR20100058636A (ko) 2010-06-03
NO20084108L (no) 2002-11-05
EP1530302A2 (de) 2005-05-11
US6606345B2 (en) 2003-08-12
US9100250B2 (en) 2015-08-04
US20090196330A1 (en) 2009-08-06
US8798116B2 (en) 2014-08-05
ES2236210T3 (es) 2005-07-16
AU2008200938A1 (en) 2008-03-20
JP5481531B2 (ja) 2014-04-23
KR20090010239A (ko) 2009-01-29
CA2404917C (en) 2009-03-24
DE60132643D1 (de) 2008-03-13
KR20060035813A (ko) 2006-04-26
NO20024618L (no) 2002-11-05
JP2003529274A (ja) 2003-09-30
US20020071500A1 (en) 2002-06-13
AU4955801A (en) 2001-10-08
US20040136443A1 (en) 2004-07-15
KR20080031507A (ko) 2008-04-08
KR100772475B1 (ko) 2007-11-02
NO326188B1 (no) 2008-10-13
US20130301684A1 (en) 2013-11-14
US20050105598A1 (en) 2005-05-19
KR20050006290A (ko) 2005-01-15
KR100811026B1 (ko) 2008-03-11
AU2010200332A1 (en) 2010-02-18
DK1530301T3 (da) 2010-08-09
AU2008200938B2 (en) 2010-02-18
ES2345337T3 (es) 2010-09-21
KR20070103084A (ko) 2007-10-22
HK1057429A1 (en) 2004-04-02
KR100490717B1 (ko) 2005-05-24
JP2013192242A (ja) 2013-09-26
KR20020084263A (ko) 2002-11-04
DK1279238T3 (da) 2005-05-30
US6831941B2 (en) 2004-12-14
WO2001073968A8 (en) 2001-11-29
DE60141923D1 (de) 2010-06-02
CA2652083A1 (en) 2001-10-04
NO20024618D0 (no) 2002-09-26
JP5481427B2 (ja) 2014-04-23
IL151905A0 (en) 2003-04-10
US6690711B2 (en) 2004-02-10
CN1430818A (zh) 2003-07-16
ATE289135T1 (de) 2005-02-15
JP4094852B2 (ja) 2008-06-04
JP2011176877A (ja) 2011-09-08
IL151905A (en) 2009-05-04
MXPA02009345A (es) 2003-09-22
KR100994389B1 (ko) 2010-11-16
JP4782638B2 (ja) 2011-09-28
EP1279238A1 (de) 2003-01-29
EP1530301A3 (de) 2005-08-10
CA2404917A1 (en) 2001-10-04
US20140334528A1 (en) 2014-11-13
US6587499B2 (en) 2003-07-01
US8488650B2 (en) 2013-07-16
AU2010200332B2 (en) 2014-04-03
DE60132643T2 (de) 2009-01-08
US20020080857A1 (en) 2002-06-27
CN1707991A (zh) 2005-12-14
US20020075948A1 (en) 2002-06-20
EP1530301B1 (de) 2010-04-21
US20020071499A1 (en) 2002-06-13
EP1530302A3 (de) 2005-08-03
ATE465556T1 (de) 2010-05-15
EP1279238B1 (de) 2005-02-09
US6850556B2 (en) 2005-02-01
CN1237729C (zh) 2006-01-18
KR100899825B1 (ko) 2009-05-27
US6633602B2 (en) 2003-10-14
EP1530301A2 (de) 2005-05-11
IL203410A0 (en) 2011-08-01
WO2001073968A1 (en) 2001-10-04
KR100927674B1 (ko) 2009-11-20
ES2300884T3 (es) 2008-06-16

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