GB2415872B - Multicarrier transmission systems - Google Patents

Multicarrier transmission systems

Info

Publication number
GB2415872B
GB2415872B GB0414661A GB0414661A GB2415872B GB 2415872 B GB2415872 B GB 2415872B GB 0414661 A GB0414661 A GB 0414661A GB 0414661 A GB0414661 A GB 0414661A GB 2415872 B GB2415872 B GB 2415872B
Authority
GB
United Kingdom
Prior art keywords
transmission systems
multicarrier transmission
multicarrier
systems
transmission
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.)
Expired - Fee Related
Application number
GB0414661A
Other versions
GB0414661D0 (en
GB2415872A (en
Inventor
Thierry Lestable
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.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co 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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Priority to GB0414661A priority Critical patent/GB2415872B/en
Publication of GB0414661D0 publication Critical patent/GB0414661D0/en
Publication of GB2415872A publication Critical patent/GB2415872A/en
Application granted granted Critical
Publication of GB2415872B publication Critical patent/GB2415872B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0045—Arrangements at the receiver end
    • H04L1/0047—Decoding adapted to other signal detection operation
    • H04L1/005—Iterative decoding, including iteration between signal detection and decoding operation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0006—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission format
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0064—Concatenated codes
    • H04L1/0066—Parallel concatenated codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0071—Use of interleaving
    • 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
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • 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
    • H04L27/2614—Peak power aspects
    • H04L27/262—Reduction thereof by selection of pilot symbols
    • 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
    • H04L5/0016—Time-frequency-code
    • H04L5/0021—Time-frequency-code in which codes are applied as a frequency-domain sequences, e.g. MC-CDMA
    • H04Q7/3825—

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
GB0414661A 2004-06-30 2004-06-30 Multicarrier transmission systems Expired - Fee Related GB2415872B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0414661A GB2415872B (en) 2004-06-30 2004-06-30 Multicarrier transmission systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0414661A GB2415872B (en) 2004-06-30 2004-06-30 Multicarrier transmission systems

Publications (3)

Publication Number Publication Date
GB0414661D0 GB0414661D0 (en) 2004-08-04
GB2415872A GB2415872A (en) 2006-01-04
GB2415872B true GB2415872B (en) 2007-09-05

Family

ID=32843325

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0414661A Expired - Fee Related GB2415872B (en) 2004-06-30 2004-06-30 Multicarrier transmission systems

Country Status (1)

Country Link
GB (1) GB2415872B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8978103B2 (en) 2006-08-21 2015-03-10 Qualcomm Incorporated Method and apparatus for interworking authorization of dual stack operation
TWI354465B (en) * 2006-08-21 2011-12-11 Qualcomm Inc Method and apparatus for flexible pilot pattern
WO2008024782A2 (en) 2006-08-21 2008-02-28 Qualcomm Incorporated Method and apparatus for interworking authorization of dual stack operation
US8174995B2 (en) 2006-08-21 2012-05-08 Qualcom, Incorporated Method and apparatus for flexible pilot pattern
WO2009034542A2 (en) * 2007-09-14 2009-03-19 Nokia Corporation Method and apparatus for sharing an acknowlegement channel
GB2475801B (en) * 2008-10-08 2012-01-18 Samsung Electronics Co Ltd Estimating link qualities in multi-carrier systems

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002065685A1 (en) * 2001-02-08 2002-08-22 Wavecom Method for extracting a variable reference pattern
WO2002065865A1 (en) * 2001-02-22 2002-08-29 Laurent Dubief Position-finding method for positioning a necktie
US20030072254A1 (en) * 2001-10-17 2003-04-17 Jianglei Ma Scattered pilot pattern and channel estimation method for MIMO-OFDM systems
US20030174643A1 (en) * 2002-03-16 2003-09-18 Samsung Electronics Co., Ltd. Method and apparatus for allocating a pilot carrier adaptively in an orthogonal frequency division multiple access system
EP1363434A2 (en) * 2002-05-16 2003-11-19 NTT DoCoMo, Inc. Allocation of pilot signals for multicarrier transmission
US20040100897A1 (en) * 1998-02-12 2004-05-27 Shattil Steve J. Carrier interferometry coding with aplications to cellular and local area networks
WO2004049618A1 (en) * 2002-11-26 2004-06-10 Electronics And Telecommunications Research Institute Method and apparatus for embodying and synchronizing downlink signal in mobile communication system and method for searching cell using the same

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040100897A1 (en) * 1998-02-12 2004-05-27 Shattil Steve J. Carrier interferometry coding with aplications to cellular and local area networks
WO2002065685A1 (en) * 2001-02-08 2002-08-22 Wavecom Method for extracting a variable reference pattern
US20040131110A1 (en) * 2001-02-08 2004-07-08 Michel Alard Method for extracting a variable reference pattern
WO2002065865A1 (en) * 2001-02-22 2002-08-29 Laurent Dubief Position-finding method for positioning a necktie
US20030072254A1 (en) * 2001-10-17 2003-04-17 Jianglei Ma Scattered pilot pattern and channel estimation method for MIMO-OFDM systems
US20030174643A1 (en) * 2002-03-16 2003-09-18 Samsung Electronics Co., Ltd. Method and apparatus for allocating a pilot carrier adaptively in an orthogonal frequency division multiple access system
EP1363434A2 (en) * 2002-05-16 2003-11-19 NTT DoCoMo, Inc. Allocation of pilot signals for multicarrier transmission
WO2004049618A1 (en) * 2002-11-26 2004-06-10 Electronics And Telecommunications Research Institute Method and apparatus for embodying and synchronizing downlink signal in mobile communication system and method for searching cell using the same

Also Published As

Publication number Publication date
GB0414661D0 (en) 2004-08-04
GB2415872A (en) 2006-01-04

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20180630