SG103321A1 - Low-power code division multiple access receiver - Google Patents

Low-power code division multiple access receiver

Info

Publication number
SG103321A1
SG103321A1 SG200107115A SG200107115A SG103321A1 SG 103321 A1 SG103321 A1 SG 103321A1 SG 200107115 A SG200107115 A SG 200107115A SG 200107115 A SG200107115 A SG 200107115A SG 103321 A1 SG103321 A1 SG 103321A1
Authority
SG
Singapore
Prior art keywords
low
multiple access
division multiple
code division
power code
Prior art date
Application number
SG200107115A
Other languages
English (en)
Inventor
Sathiavageeswaran Karthik
Aldridge Chris
Imtiyaz Iqbal Mohamed
Original Assignee
St Microelectronics Asia
Univ Singapore
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 St Microelectronics Asia, Univ Singapore filed Critical St Microelectronics Asia
Priority to SG200107115A priority Critical patent/SG103321A1/en
Priority to EP02025742.4A priority patent/EP1313230B1/fr
Priority to US10/618,073 priority patent/US7248622B2/en
Publication of SG103321A1 publication Critical patent/SG103321A1/en

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
    • H04B1/7097—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
    • H04B2201/70707—Efficiency-related aspects

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
SG200107115A 2001-11-17 2001-11-17 Low-power code division multiple access receiver SG103321A1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
SG200107115A SG103321A1 (en) 2001-11-17 2001-11-17 Low-power code division multiple access receiver
EP02025742.4A EP1313230B1 (fr) 2001-11-17 2002-11-15 Récepteur AMRC à faible consommation
US10/618,073 US7248622B2 (en) 2001-11-17 2003-07-11 Low-power code division multiple access receiver

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SG200107115A SG103321A1 (en) 2001-11-17 2001-11-17 Low-power code division multiple access receiver

Publications (1)

Publication Number Publication Date
SG103321A1 true SG103321A1 (en) 2004-04-29

Family

ID=20430863

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200107115A SG103321A1 (en) 2001-11-17 2001-11-17 Low-power code division multiple access receiver

Country Status (3)

Country Link
US (1) US7248622B2 (fr)
EP (1) EP1313230B1 (fr)
SG (1) SG103321A1 (fr)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7072392B2 (en) * 2000-11-13 2006-07-04 Micronas Semiconductors, Inc. Equalizer for time domain signal processing
US6829297B2 (en) * 2001-06-06 2004-12-07 Micronas Semiconductors, Inc. Adaptive equalizer having a variable step size influenced by output from a trellis decoder
US7190744B2 (en) * 2001-06-07 2007-03-13 Micronas Semiconductors, Inc. Error generation for adaptive equalizer
US7418034B2 (en) 2001-06-19 2008-08-26 Micronas Semiconductors. Inc. Combined trellis decoder and decision feedback equalizer
US20030235259A1 (en) * 2002-04-04 2003-12-25 Jingsong Xia System and method for symbol clock recovery
US20030206053A1 (en) * 2002-04-04 2003-11-06 Jingsong Xia Carrier recovery for DTV receivers
US7376181B2 (en) * 2002-04-05 2008-05-20 Micronas Semiconductors, Inc. Transposed structure for a decision feedback equalizer combined with a trellis decoder
US7321642B2 (en) * 2002-04-05 2008-01-22 Micronas Semiconductors, Inc. Synchronization symbol re-insertion for a decision feedback equalizer combined with a trellis decoder
US7272203B2 (en) * 2002-04-05 2007-09-18 Micronas Semiconductors, Inc. Data-directed frequency-and-phase lock loop for decoding an offset-QAM modulated signal having a pilot
US6995617B2 (en) * 2002-04-05 2006-02-07 Micronas Semiconductors, Inc. Data-directed frequency-and-phase lock loop
US7340017B1 (en) * 2002-07-30 2008-03-04 National Semiconductor Corporation System and method for finger management in a rake receiver
US7356100B2 (en) * 2003-03-03 2008-04-08 Mitsubishi Electric Research Laboratories, Inc. Estimating channel impulse response and equalizer coefficients in UWB communication systems
EP1724940A1 (fr) * 2005-05-18 2006-11-22 Siemens Aktiengesellschaft Recepteur en rateau pour appareils radiomobiles
CN101512917B (zh) * 2006-08-31 2013-03-06 意法爱立信有限公司 用于接收空间分集的复用接收到的信号的通信接收机
US10985797B2 (en) * 2017-12-28 2021-04-20 The Government Of The United States Of America, As Represented By The Secretary Of The Navy Blocker-resilient broadband wireless transceivers with multi-user collision tolerance based on mixed-mode correlation

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4774715A (en) * 1987-03-11 1988-09-27 Telesystems Slw Inc. Device for demodulating a spread spectrum signal
US5953370A (en) * 1994-09-09 1999-09-14 Omnipoint Corporation Apparatus for receiving and correlating a spread spectrum signal
JP3390762B2 (ja) 1995-07-28 2003-03-31 シャープ株式会社 マッチドフィルタ回路
JP3476987B2 (ja) 1996-01-12 2003-12-10 株式会社日立国際電気 マルチユーザ復調方法および装置
JPH09321667A (ja) 1996-05-29 1997-12-12 Yozan:Kk Ｃｄｍａ通信システム用受信機
US6029052A (en) 1997-07-01 2000-02-22 Telefonaktiebolaget Lm Ericsson Multiple-mode direct conversion receiver
US6014405A (en) 1997-10-24 2000-01-11 Golden Bridge Technology, Inc. Spread spectrum multipath receiver without a tracking loop
US6603818B1 (en) * 1999-09-23 2003-08-05 Lockheed Martin Energy Research Corporation Pulse transmission transceiver architecture for low power communications
US6678312B1 (en) * 1999-12-22 2004-01-13 Koninklijke Philips Electronics N.V. Method for extending digital receiver sensitivity using analog correlation

Also Published As

Publication number Publication date
US7248622B2 (en) 2007-07-24
US20040057538A1 (en) 2004-03-25
EP1313230A3 (fr) 2004-03-03
EP1313230A2 (fr) 2003-05-21
EP1313230B1 (fr) 2016-01-20

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