CN1134911C - 限制在cdma系统中峰值功率的信号分离方法以及系统 - Google Patents

限制在cdma系统中峰值功率的信号分离方法以及系统 Download PDF

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Publication number
CN1134911C
CN1134911C CNB998101524A CN99810152A CN1134911C CN 1134911 C CN1134911 C CN 1134911C CN B998101524 A CNB998101524 A CN B998101524A CN 99810152 A CN99810152 A CN 99810152A CN 1134911 C CN1134911 C CN 1134911C
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China
Prior art keywords
power
waveform
time migration
peak
time
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Expired - Lifetime
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CNB998101524A
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English (en)
Chinese (zh)
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CN1315086A (zh
Inventor
小E・G・蒂德曼
S·A·伦比
小·E·G·蒂德曼
J·霍尔茨曼
D·特兰萨瓦
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Qualcomm Inc
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Qualcomm Inc
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Publication of CN1315086A publication Critical patent/CN1315086A/zh
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    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/30—Transmission power control [TPC] using constraints in the total amount of available transmission power
    • H04W52/36—Transmission power control [TPC] using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets
    • 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
    • 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
    • H04B2201/70706—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation with means for reducing the peak-to-average power ratio
    • 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

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
CNB998101524A 1998-08-31 1999-08-30 限制在cdma系统中峰值功率的信号分离方法以及系统 Expired - Lifetime CN1134911C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/144,408 US6396817B2 (en) 1998-08-31 1998-08-31 Signal splitting method for limiting peak power in a CDMA system
US09/144,408 1998-08-31

Publications (2)

Publication Number Publication Date
CN1315086A CN1315086A (zh) 2001-09-26
CN1134911C true CN1134911C (zh) 2004-01-14

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Family Applications (1)

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CNB998101524A Expired - Lifetime CN1134911C (zh) 1998-08-31 1999-08-30 限制在cdma系统中峰值功率的信号分离方法以及系统

Country Status (7)

Country Link
US (4) US6396817B2 (https=)
EP (2) EP2197127B1 (https=)
JP (1) JP4307731B2 (https=)
KR (1) KR100687364B1 (https=)
CN (1) CN1134911C (https=)
AU (1) AU5696999A (https=)
WO (1) WO2000013343A1 (https=)

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Also Published As

Publication number Publication date
KR20010074909A (ko) 2001-08-09
US7965688B2 (en) 2011-06-21
JP4307731B2 (ja) 2009-08-05
EP2197127B1 (en) 2013-10-09
EP2197127A1 (en) 2010-06-16
US20010024449A1 (en) 2001-09-27
US20020105919A1 (en) 2002-08-08
KR100687364B1 (ko) 2007-02-27
US20080013494A1 (en) 2008-01-17
AU5696999A (en) 2000-03-21
JP2002524913A (ja) 2002-08-06
WO2000013343A1 (en) 2000-03-09
EP1116345A1 (en) 2001-07-18
EP1116345B1 (en) 2011-10-19
US20020015390A1 (en) 2002-02-07
US7082109B2 (en) 2006-07-25
US7251225B2 (en) 2007-07-31
CN1315086A (zh) 2001-09-26
US6396817B2 (en) 2002-05-28
HK1037812A1 (en) 2002-02-15

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Address after: Holy land, California, Egypt

Patentee after: Qualcomm Inc.

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