HK1171589A1 - 用於下行鏈路捕獲信號上的干擾減少/消除的方法和裝置 - Google Patents

用於下行鏈路捕獲信號上的干擾減少/消除的方法和裝置

Info

Publication number
HK1171589A1
HK1171589A1 HK12112381.8A HK12112381A HK1171589A1 HK 1171589 A1 HK1171589 A1 HK 1171589A1 HK 12112381 A HK12112381 A HK 12112381A HK 1171589 A1 HK1171589 A1 HK 1171589A1
Authority
HK
Hong Kong
Prior art keywords
cancellation
methods
acquisition signals
downlink acquisition
interference decrease
Prior art date
Application number
HK12112381.8A
Other languages
English (en)
Inventor
張曉霞
．馬拉蒂
魏永斌
羅濤
徐浩
．達姆尼亞諾維奇
Original Assignee
高通股份有限公司
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 高通股份有限公司 filed Critical 高通股份有限公司
Publication of HK1171589A1 publication Critical patent/HK1171589A1/zh

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/024—Channel estimation channel estimation algorithms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • 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
    • H04B15/00—Suppression or limitation of noise or interference
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
    • H04J11/0023—Interference mitigation or co-ordination
    • H04J11/0026—Interference mitigation or co-ordination of multi-user interference
    • H04J11/0036—Interference mitigation or co-ordination of multi-user interference at the receiver
    • H04J11/004—Interference mitigation or co-ordination of multi-user interference at the receiver using regenerative subtractive interference cancellation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
    • H04J11/0069—Cell search, i.e. determining cell identity [cell-ID]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
    • H04J11/0069—Cell search, i.e. determining cell identity [cell-ID]
    • H04J11/0093—Neighbour cell search
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0014—Three-dimensional division
    • H04L5/0023—Time-frequency-space

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Databases & Information Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Noise Elimination (AREA)
HK12112381.8A 2009-08-17 2012-11-30 用於下行鏈路捕獲信號上的干擾減少/消除的方法和裝置 HK1171589A1 (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US23459509P 2009-08-17 2009-08-17
US12/857,195 US9338031B2 (en) 2009-08-17 2010-08-16 Methods and apparatus for interference decrease/cancellation on downlink acquisition signals
PCT/US2010/045765 WO2011022404A2 (en) 2009-08-17 2010-08-17 Methods and apparatus for interference decrease/cancellation on downlink acquisition signals

Publications (1)

Publication Number Publication Date
HK1171589A1 true HK1171589A1 (zh) 2013-03-28

Family

ID=43500895

Family Applications (1)

Application Number Title Priority Date Filing Date
HK12112381.8A HK1171589A1 (zh) 2009-08-17 2012-11-30 用於下行鏈路捕獲信號上的干擾減少/消除的方法和裝置

Country Status (12)

Country Link
US (1) US9338031B2 (zh)
EP (4) EP2467982A2 (zh)
JP (2) JP5902087B2 (zh)
KR (1) KR101379843B1 (zh)
CN (1) CN102484622B (zh)
BR (1) BR112012003589A2 (zh)
CA (1) CA2770323C (zh)
HK (1) HK1171589A1 (zh)
RU (1) RU2498514C1 (zh)
TW (1) TWI487299B (zh)
WO (1) WO2011022404A2 (zh)
ZA (1) ZA201201842B (zh)

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Also Published As

Publication number Publication date
WO2011022404A3 (en) 2011-06-30
US9338031B2 (en) 2016-05-10
EP2467982A2 (en) 2012-06-27
KR20120049920A (ko) 2012-05-17
RU2498514C1 (ru) 2013-11-10
US20110195684A1 (en) 2011-08-11
EP2582104A1 (en) 2013-04-17
JP5902087B2 (ja) 2016-04-13
KR101379843B1 (ko) 2014-04-01
CN102484622A (zh) 2012-05-30
JP2015008498A (ja) 2015-01-15
ZA201201842B (en) 2012-11-28
EP2637373A1 (en) 2013-09-11
WO2011022404A2 (en) 2011-02-24
TWI487299B (zh) 2015-06-01
JP2013502832A (ja) 2013-01-24
RU2012110228A (ru) 2013-09-27
BR112012003589A2 (pt) 2016-04-12
JP5882417B2 (ja) 2016-03-09
EP2582105A1 (en) 2013-04-17
CA2770323A1 (en) 2011-02-24
TW201115938A (en) 2011-05-01
CN102484622B (zh) 2015-11-25
CA2770323C (en) 2017-02-21

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