KR20080039537A - Ｒａｋｅ 수신기의 지연값 선택을 위한 방법 및 장치 - Google Patents

Ｒａｋｅ 수신기의 지연값 선택을 위한 방법 및 장치 Download PDF

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Publication number
KR20080039537A
KR20080039537A KR1020087007765A KR20087007765A KR20080039537A KR 20080039537 A KR20080039537 A KR 20080039537A KR 1020087007765 A KR1020087007765 A KR 1020087007765A KR 20087007765 A KR20087007765 A KR 20087007765A KR 20080039537 A KR20080039537 A KR 20080039537A
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KR
South Korea
Prior art keywords
delay
peak
values
delay values
value
Prior art date
Application number
KR1020087007765A
Other languages
English (en)
Korean (ko)
Inventor
엘리아스 존슨
마르텐 마이레헤드
Original Assignee
텔레호낙티에볼라게트 엘엠 에릭슨(피유비엘)
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
Priority claimed from EP05388069A external-priority patent/EP1760901B1/fr
Application filed by 텔레호낙티에볼라게트 엘엠 에릭슨(피유비엘) filed Critical 텔레호낙티에볼라게트 엘엠 에릭슨(피유비엘)
Publication of KR20080039537A publication Critical patent/KR20080039537A/ko

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    • 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
    • H04B1/7113—Determination of path profile
    • 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
    • H04B1/7117—Selection, re-selection, allocation or re-allocation of paths to fingers, e.g. timing offset control of allocated fingers
    • 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
    • H04B2201/70702—Intercell-related aspects
    • 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
    • H04B2201/70707—Efficiency-related aspects
    • 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
    • H04B2201/709727—GRAKE type RAKE receivers

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
KR1020087007765A 2005-09-01 2006-08-31 Ｒａｋｅ 수신기의 지연값 선택을 위한 방법 및 장치 KR20080039537A (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EP05388069.6 2005-09-01
EP05388069A EP1760901B1 (fr) 2005-09-01 2005-09-01 Procédé et appareil permettant de sélectionner des valeurs de retard pour un récepteur Rake
US71903705P 2005-09-21 2005-09-21
US60/719,037 2005-09-21

Publications (1)

Publication Number Publication Date
KR20080039537A true KR20080039537A (ko) 2008-05-07

Family

ID=37758530

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020087007765A KR20080039537A (ko) 2005-09-01 2006-08-31 Ｒａｋｅ 수신기의 지연값 선택을 위한 방법 및 장치

Country Status (3)

Country Link
KR (1) KR20080039537A (fr)
TW (1) TW200718047A (fr)
WO (1) WO2007025749A2 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9225386B2 (en) 2007-11-20 2015-12-29 Sony Corporation Method for placement of fingers with G-Rake advanced receiver
WO2009104057A1 (fr) * 2008-02-22 2009-08-27 Freescale Semiconductor, Inc. Processeur destiné à être utilisé en tant que dispositif de recherche de trajet d'un récepteur à étalement de spectre et procédé de mise en oeuvre du processeur
CN113660011B (zh) * 2021-08-17 2023-08-22 中铁二院工程集团有限责任公司 一种用于真空管道磁悬浮车地无线通信的分集接收方法及系统

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6731622B1 (en) * 1998-05-01 2004-05-04 Telefonaktiebolaget Lm Ericsson (Publ) Multipath propagation delay determining means using periodically inserted pilot symbols
US20040042411A1 (en) * 2002-08-30 2004-03-04 Erik Dahlback Method and apparatus for controlling the rate of path searching in a communications system
KR20070121832A (ko) * 2003-03-13 2007-12-27 인터디지탈 테크날러지 코포레이션 레이크 수신기 핑거에 다중 경로를 할당하는 무선 통신방법 및 시스템

Also Published As

Publication number Publication date
TW200718047A (en) 2007-05-01
WO2007025749A3 (fr) 2007-05-03
WO2007025749A2 (fr) 2007-03-08

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