GB9625094D0 - Apparatus and methods for measuring coarse frequency offset of a multi-carrier signal - Google Patents

Apparatus and methods for measuring coarse frequency offset of a multi-carrier signal

Info

Publication number
GB9625094D0
GB9625094D0 GBGB9625094.9A GB9625094A GB9625094D0 GB 9625094 D0 GB9625094 D0 GB 9625094D0 GB 9625094 A GB9625094 A GB 9625094A GB 9625094 D0 GB9625094 D0 GB 9625094D0
Authority
GB
United Kingdom
Prior art keywords
methods
carrier signal
frequency offset
coarse frequency
measuring coarse
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
GBGB9625094.9A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ensigma Ltd
Original Assignee
Ensigma Ltd
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 Ensigma Ltd filed Critical Ensigma Ltd
Priority to GBGB9625094.9A priority Critical patent/GB9625094D0/en
Publication of GB9625094D0 publication Critical patent/GB9625094D0/en
Priority to GB9725555A priority patent/GB2320868B/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2657—Carrier synchronisation
    • H04L27/2659—Coarse or integer frequency offset determination and synchronisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2668—Details of algorithms
    • H04L27/2673—Details of algorithms characterised by synchronisation parameters
    • H04L27/2675—Pilot or known symbols
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference signals
    • H04L27/26132—Structure of the reference signals using repetition

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
GBGB9625094.9A 1996-12-03 1996-12-03 Apparatus and methods for measuring coarse frequency offset of a multi-carrier signal Pending GB9625094D0 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GBGB9625094.9A GB9625094D0 (en) 1996-12-03 1996-12-03 Apparatus and methods for measuring coarse frequency offset of a multi-carrier signal
GB9725555A GB2320868B (en) 1996-12-03 1997-12-03 Apparatus and methods for measuring coarse frequency offset of a multi-carrier signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9625094.9A GB9625094D0 (en) 1996-12-03 1996-12-03 Apparatus and methods for measuring coarse frequency offset of a multi-carrier signal

Publications (1)

Publication Number Publication Date
GB9625094D0 true GB9625094D0 (en) 1997-01-22

Family

ID=10803849

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB9625094.9A Pending GB9625094D0 (en) 1996-12-03 1996-12-03 Apparatus and methods for measuring coarse frequency offset of a multi-carrier signal
GB9725555A Expired - Lifetime GB2320868B (en) 1996-12-03 1997-12-03 Apparatus and methods for measuring coarse frequency offset of a multi-carrier signal

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB9725555A Expired - Lifetime GB2320868B (en) 1996-12-03 1997-12-03 Apparatus and methods for measuring coarse frequency offset of a multi-carrier signal

Country Status (1)

Country Link
GB (2) GB9625094D0 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2325129B (en) * 1997-05-02 2002-06-19 Lsi Logic Corp Demodulating digital video broadcast signals
GB9827108D0 (en) 1998-12-10 1999-02-03 Ensigma Ltd Broadcast receivers
EP1439677B9 (en) * 1999-01-08 2007-11-07 Sony Deutschland GmbH Synchronisation symbol structure for an OFDM system
EP2088727B1 (en) * 1999-02-22 2012-08-08 Sony Deutschland Gmbh Synchronisation symbol structure for OFDM system
ATE496471T1 (en) * 1999-02-22 2011-02-15 Sony Deutschland Gmbh SYNCHRONIZATION ATTACHMENT STRUCTURE FOR OFDM SYSTEM
ATE340465T1 (en) * 1999-06-16 2006-10-15 Sony Deutschland Gmbh OPTIMIZED SYNCHRONIZATION PREAMBLE STRUCTURE FOR OFDM SYSTEM
EP1317831A2 (en) * 2000-09-12 2003-06-11 Siemens Aktiengesellschaft Method and orthogonal frequency division multiplexing (ofdm) receiver for reducing the influence of harmonic interferences on ofdm transmission systems
EP1298875A1 (en) * 2001-09-26 2003-04-02 Siemens Aktiengesellschaft OFDM transmission using a block guard interval
EP1762066B1 (en) * 2004-06-28 2012-12-12 Nokia Corporation Fft carrier frequency offset estimation for ofdm signal
US20060291431A1 (en) * 2005-05-31 2006-12-28 Nokia Corporation Novel pilot sequences and structures with low peak-to-average power ratio
US8144819B2 (en) 2007-04-30 2012-03-27 Telefonaktiebolaget L M Ericsson (Publ) Synchronization for chirp sequences
EP2317659A4 (en) * 2008-08-21 2014-03-26 Fujitsu Ltd Device and method for estimating frequency deviation
GB201114079D0 (en) 2011-06-13 2011-09-28 Neul Ltd Mobile base station

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4128713A1 (en) * 1991-08-29 1993-03-04 Daimler Benz Ag METHOD AND ARRANGEMENT FOR MEASURING THE CARRIER FREQUENCY STORAGE IN A MULTI-CHANNEL TRANSMISSION SYSTEM
US5812542A (en) * 1996-03-18 1998-09-22 Motorola, Inc. Method for determining weighting coefficients in a CDMA radio receiver
DE59409422D1 (en) * 1993-09-10 2000-08-10 Thomson Brandt Gmbh METHOD FOR TRANSMITTING REFERENCE SIGNALS IN AN OFDM SYSTEM
JPH09219693A (en) * 1996-02-09 1997-08-19 Mitsubishi Electric Corp Digital broadcast receiver

Also Published As

Publication number Publication date
GB9725555D0 (en) 1998-02-04
GB2320868B (en) 2002-02-13
GB2320868A (en) 1998-07-01

Similar Documents

Publication Publication Date Title
EP0882331A4 (en) Apparatus and method for digitizing and detecting a received radio frequency signal
IL132172A (en) Method and device for measurement of telecom signal quality
PL340496A1 (en) Method of and apparatus for estimatingly determining frequency drifts
GB2261560B (en) Apparatus for detection of non-modulated signal and frequency acquisition
HK1045198A1 (en) Methods of and apparatus for analysing a signal
AU4140297A (en) Arrangements and methods for generating a radio frequency signal
FI981619A (en) Method and apparatus for measuring the reflection loss of a radio frequency signal
IL113511A0 (en) System and method for calibration of frequency hopping
HK1041122A1 (en) Method, apparatus and system for determining a location of a frequency synchronization signal
EP0450809A3 (en) Method and apparatus for measuring the frequency of a spectral line
GB2320868B (en) Apparatus and methods for measuring coarse frequency offset of a multi-carrier signal
DE69623188T2 (en) Method and device for determining the frequency spectrum of a signal
GB2310348B (en) Method of and apparatus for transmitting signal
ZA956552B (en) Apparatus for digitizing ac signals of unknown or changing frequency
ZA95978B (en) Method and apparatus for determining signal quality
GB9503787D0 (en) A method of and apparatus for analysing a signal
PL329108A1 (en) Method of and apparatus for obtaining a cell-less substitute of erythrocytes
HUT62128A (en) Digital method and device for measuring frequency of if signal
AU2055897A (en) Method and apparatus for determining the change in frequency of a reference signal
IL101177A0 (en) Method and apparatus for obtaining an nmr signal having a preselected frequency domain
GB9726912D0 (en) Apparatus and method for detection of signals
GB2309315B (en) A frequency offset measuring apparatus
AU6505790A (en) Method and apparatus for frequency measurement
GB2324161B (en) Method and apparatus for detecting peaks of a signal
GB9815889D0 (en) Method of and apparatus for generating a multitone test signal