AT535059T - and for ultra-wideband OFDM signals using a receiver-transmitter CDMA layer of low complexity for bandwidth expansion - Google Patents

and for ultra-wideband OFDM signals using a receiver-transmitter CDMA layer of low complexity for bandwidth expansion

Info

Publication number
AT535059T
AT535059T AT05740674T AT05740674T AT535059T AT 535059 T AT535059 T AT 535059T AT 05740674 T AT05740674 T AT 05740674T AT 05740674 T AT05740674 T AT 05740674T AT 535059 T AT535059 T AT 535059T
Authority
AT
Austria
Prior art keywords
ultra
receiver
low complexity
ofdm signals
bandwidth expansion
Prior art date
Application number
AT05740674T
Other languages
German (de)
Inventor
Charles Razzell
Original Assignee
Nxp Bv
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 to US57304504P priority Critical
Priority to US61275304P priority
Application filed by Nxp Bv filed Critical Nxp Bv
Priority to PCT/IB2005/051658 priority patent/WO2005114858A1/en
Publication of AT535059T publication Critical patent/AT535059T/en

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2602Signal structure
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B1/00Details 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
    • H04B1/69Spread spectrum techniques
    • H04B1/692Hybrid techniques using combinations of two or more spread spectrum techniques
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2602Signal structure
    • H04L27/2605Symbol extensions
    • H04L27/2607Cyclic extensions
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/0001Arrangements for dividing the transmission path
    • H04L5/0014Three-dimensional division
    • H04L5/0016Time-frequency-code
    • H04L5/0021Time-frequency-code in which codes are applied as a frequency-domain sequences, e.g. MC-CDMA
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B1/00Details 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
    • H04B1/69Spread spectrum techniques
    • H04B1/707Spread spectrum techniques using direct sequence modulation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00Baseband systems
    • H04L25/02Details ; Arrangements for supplying electrical power along data transmission lines
    • H04L25/03Shaping networks in transmitter or receiver, e.g. adaptive shaping networks ; Receiver end arrangements for processing baseband signals
    • H04L25/03006Arrangements for removing intersymbol interference
    • H04L2025/0335Arrangements for removing intersymbol interference characterised by the type of transmission
    • H04L2025/03375Passband transmission
    • H04L2025/03414Multicarrier
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00Baseband systems
    • H04L25/02Details ; Arrangements for supplying electrical power along data transmission lines
    • H04L25/0202Channel estimation
    • H04L25/0224Channel estimation using sounding signals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00Baseband systems
    • H04L25/02Details ; Arrangements for supplying electrical power along data transmission lines
    • H04L25/03Shaping networks in transmitter or receiver, e.g. adaptive shaping networks ; Receiver end arrangements for processing baseband signals
    • H04L25/03006Arrangements for removing intersymbol interference
    • H04L25/03159Arrangements for removing intersymbol interference operating in the frequency domain
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048Allocation of pilot signals, i.e. of signals known to the receiver
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0058Allocation criteria
    • H04L5/0064Rate requirement of the data, e.g. scalable bandwidth, data priority
AT05740674T 2004-05-21 2005-05-20 and for ultra-wideband OFDM signals using a receiver-transmitter CDMA layer of low complexity for bandwidth expansion AT535059T (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US57304504P true 2004-05-21 2004-05-21
US61275304P true 2004-09-24 2004-09-24
PCT/IB2005/051658 WO2005114858A1 (en) 2004-05-21 2005-05-20 A transmitter and receiver for ultra-wideband ofdm signals employing a low-complexity cdma layer for bandwidth expansion

Publications (1)

Publication Number Publication Date
AT535059T true AT535059T (en) 2011-12-15

Family

ID=34968362

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05740674T AT535059T (en) 2004-05-21 2005-05-20 and for ultra-wideband OFDM signals using a receiver-transmitter CDMA layer of low complexity for bandwidth expansion

Country Status (6)

Country Link
US (1) US8634492B2 (en)
EP (1) EP1754313B1 (en)
JP (1) JP2008500788A (en)
KR (1) KR20070024617A (en)
AT (1) AT535059T (en)
WO (1) WO2005114858A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1842349A4 (en) * 2005-01-14 2013-11-13 Texas Instruments Inc Communication system overlap-and-add operation
TWI339046B (en) * 2005-07-21 2011-03-11 Wionics Research Method and apparatus for compensating for dc offset in ofdm symbol
US20090268678A1 (en) * 2008-04-24 2009-10-29 Fujitsu Limited Method and apparatus for automatic gain control in a mobile orthogonal frequency division multiple access (ofdma) network
JP5302252B2 (en) * 2010-03-18 2013-10-02 ルネサスエレクトロニクス株式会社 Wireless communication device, a signal processing method, and program
KR101451061B1 (en) 2011-04-28 2014-10-15 인텔 코포레이션 Methods and arrangements for communications in low power wireless networks
EP2748947A4 (en) 2011-08-24 2015-02-25 Intel Corp Systems, methods, and apparatus for a low rate phy structure
KR101685265B1 (en) 2011-12-08 2016-12-09 엘지전자 주식회사 Method of transmitting and receiving data unit in wireless local area network system and apparatus for the same
US8837375B2 (en) * 2011-12-09 2014-09-16 Qualcomm Incorporated Support for voice over flexible bandwidth carrier systems
US9072094B2 (en) * 2012-10-15 2015-06-30 Qualcomm Incorporated Support for signaling over flexible bandwidth carrier
US20170170998A1 (en) * 2015-12-11 2017-06-15 Nokia Solutions And Networks Oy Pre-combiner interference removal

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5732113A (en) * 1996-06-20 1998-03-24 Stanford University Timing and frequency synchronization of OFDM signals
FI105437B (en) * 1998-09-08 2000-08-15 Domiras Oy A method for a wireless communication system, a system, a transmitter and a receiver
KR100370746B1 (en) * 2000-05-30 2003-02-05 한국전자통신연구원 Multi-Dimensional Orthogonal Resource Hopping Multiplexing Communications Method and Apparatus thereof
US6940827B2 (en) 2001-03-09 2005-09-06 Adaptix, Inc. Communication system using OFDM for one direction and DSSS for another direction
ES2188370B1 (en) * 2001-05-21 2004-10-16 Diseño De Sistemas En Silicio, S.A. Method for synchronization in downlink by multiple users in a system of point to multipoint transmission with OFDM.
KR20030013097A (en) * 2001-08-07 2003-02-14 삼성전자주식회사 Apparatus and method for serving broadcasting service in mobile communication system
KR100697549B1 (en) 2001-08-28 2007-03-21 가부시키가이샤 엔티티 도코모 Multi-carrier CDMA transmission system, transmission apparatus and reception apparatus used in the system, and multi-carrier CDMA transmission method
CN1593018A (en) * 2001-09-18 2005-03-09 韩国电子通信研究院 Digital communication method and system
US7292647B1 (en) * 2002-04-22 2007-11-06 Regents Of The University Of Minnesota Wireless communication system having linear encoder
JP2004158901A (en) * 2002-11-01 2004-06-03 Kddi Corp Transmission apparatus, system, and method using ofdm and mc-cdma
US20050078598A1 (en) * 2003-08-21 2005-04-14 Anuj Batra Enhancement to the multi-band OFDM physical layer
US7809067B2 (en) 2003-10-01 2010-10-05 Nxp B.V. Multi-carrier OFDM UWB communications systems
US7746760B2 (en) * 2004-01-08 2010-06-29 Qualcomm Incorporated Frequency error estimation and frame synchronization in an OFDM system
US7551545B2 (en) * 2004-02-09 2009-06-23 Qualcomm Incorporated Subband-based demodulation for an OFDM-based communication system
US8781043B2 (en) * 2006-11-15 2014-07-15 Qualcomm Incorporated Successive equalization and cancellation and successive mini multi-user detection for wireless communication

Also Published As

Publication number Publication date
EP1754313A1 (en) 2007-02-21
US20080212693A1 (en) 2008-09-04
EP1754313B1 (en) 2011-11-23
JP2008500788A (en) 2008-01-10
KR20070024617A (en) 2007-03-02
US8634492B2 (en) 2014-01-21
WO2005114858A1 (en) 2005-12-01

Similar Documents

Publication Publication Date Title
TWI301127B (en) Catalyst for selective front-end hydrogenation of acetylene and its manufacture process and uses
AT475370T (en) An electrosurgical instrument
AT532371T (en) System selection and acquisition for WWAN and WLAN systems
DE602006003370D1 (en) Improved rails for surgical devices
DE602006004104D1 (en) Improved rails for surgical devices
AT397573T (en) Honeycomb structure and manufacturing processes for
DE602006010849D1 (en) surgical instrument
DE602005026825D1 (en) endoscope
DE602005019224D1 (en) Integrated GPS and SDARS antenna
AT499902T (en) Device for prevention of urinary incontinence in women
DE112007002572A5 (en) A method of wireless communication between vehicles
RU2006130970A (en) A composition comprising a fluorine substituted olefin, and methods of its application
DE602005023278D1 (en) Electron transfer dissociation to biopolymer-sequence analysis
DE602006004251D1 (en) Instrument for endoscope and instrument system for endoscope.
DE602006014538D1 (en) Non-invasive multi-parameter patient monitor-
DE602005006417D1 (en) chip antenna
AT443021T (en) Crane and offshore ship
AT479630T (en) Double-walled carbon nanotubes and methods for manufacturing and applications
AT526887T (en) Releasably attachable, one-piece, adjustable gastric band
AT526890T (en) Pliers for performing endoscopic or arthroscopic surgery
AT402542T (en) Process for the selective adjustment of the configuration of an access point antenna to improve the mobile station-cover
DE502004008055D1 (en) interspinous implant
DE10397003A5 (en) Biosensor, biosensor chip and biosensor
AT527355T (en) Semi-soft immunostimulatory oligonucleotides of the c-class
DE602005016336D1 (en) Minimally invasive suturing device