GB2438010B - OFDM communication system,communication unit and method of communicating OFDM signals - Google Patents

OFDM communication system,communication unit and method of communicating OFDM signals

Info

Publication number
GB2438010B
GB2438010B GB0609269A GB0609269A GB2438010B GB 2438010 B GB2438010 B GB 2438010B GB 0609269 A GB0609269 A GB 0609269A GB 0609269 A GB0609269 A GB 0609269A GB 2438010 B GB2438010 B GB 2438010B
Authority
GB
United Kingdom
Prior art keywords
ofdm
communicating
communication system
communication unit
signals
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.)
Active
Application number
GB0609269A
Other versions
GB0609269D0 (en
GB2438010A (en
Inventor
Markus Muck
Patrick Labbe
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.)
Motorola Solutions Inc
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Priority to GB0609269A priority Critical patent/GB2438010B/en
Publication of GB0609269D0 publication Critical patent/GB0609269D0/en
Priority to PCT/US2007/066975 priority patent/WO2007133888A2/en
Publication of GB2438010A publication Critical patent/GB2438010A/en
Application granted granted Critical
Publication of GB2438010B publication Critical patent/GB2438010B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H04B1/005—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
    • H04B1/0053—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with common antenna for more than one band
    • 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
    • H04B1/005—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
    • H04B1/0067—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with one or more circuit blocks in common for different bands
    • 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
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/403—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency
    • H04B1/406—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency with more than one transmission mode, e.g. analog and digital modes
    • 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
    • H04L27/2608—
    • 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
    • H04L27/2603—Signal structure ensuring backward compatibility with legacy system
    • 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
    • H04L5/0044—Arrangements for allocating sub-channels of the transmission path allocation of payload
GB0609269A 2006-05-11 2006-05-11 OFDM communication system,communication unit and method of communicating OFDM signals Active GB2438010B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB0609269A GB2438010B (en) 2006-05-11 2006-05-11 OFDM communication system,communication unit and method of communicating OFDM signals
PCT/US2007/066975 WO2007133888A2 (en) 2006-05-11 2007-04-19 Ofdm communication system, communication unit and method of communicating ofdm signals

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0609269A GB2438010B (en) 2006-05-11 2006-05-11 OFDM communication system,communication unit and method of communicating OFDM signals

Publications (3)

Publication Number Publication Date
GB0609269D0 GB0609269D0 (en) 2006-06-21
GB2438010A GB2438010A (en) 2007-11-14
GB2438010B true GB2438010B (en) 2008-08-27

Family

ID=36637242

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0609269A Active GB2438010B (en) 2006-05-11 2006-05-11 OFDM communication system,communication unit and method of communicating OFDM signals

Country Status (2)

Country Link
GB (1) GB2438010B (en)
WO (1) WO2007133888A2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010031439A1 (en) 2008-09-19 2010-03-25 Nokia Siemens Networks Oy Network element and method of operating a network element

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1087583A2 (en) * 1999-09-17 2001-03-28 Lucent Technologies Inc. Differential coding in the frequency domain, for multicarrier transmission
WO2005006699A1 (en) * 2003-06-30 2005-01-20 Agere Systems Inc. Methods and apparatus for backwards compatible communication in a multiple antenna communication system using fdm-based preamble structures
WO2005120182A2 (en) * 2004-06-10 2005-12-22 Lg Electronics Inc. Method of obtaining time synchronization in ofdm mobile communication system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5581555A (en) * 1993-09-17 1996-12-03 Scientific-Atlanta, Inc. Reverse path allocation and contention resolution scheme for a broadband communications system
US5644573A (en) * 1995-01-20 1997-07-01 Amati Communications Corporation Methods for coordinating upstream discrete multi-tone data transmissions
US5625651A (en) * 1994-06-02 1997-04-29 Amati Communications, Inc. Discrete multi-tone data transmission system using an overhead bus for synchronizing multiple remote units

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1087583A2 (en) * 1999-09-17 2001-03-28 Lucent Technologies Inc. Differential coding in the frequency domain, for multicarrier transmission
WO2005006699A1 (en) * 2003-06-30 2005-01-20 Agere Systems Inc. Methods and apparatus for backwards compatible communication in a multiple antenna communication system using fdm-based preamble structures
WO2005120182A2 (en) * 2004-06-10 2005-12-22 Lg Electronics Inc. Method of obtaining time synchronization in ofdm mobile communication system

Also Published As

Publication number Publication date
WO2007133888A3 (en) 2008-10-16
GB0609269D0 (en) 2006-06-21
WO2007133888A2 (en) 2007-11-22
GB2438010A (en) 2007-11-14

Similar Documents

Publication Publication Date Title
EP2086140A4 (en) Mimo-ofdm communication system and mimo-ofdm communication method
GB0623103D0 (en) Communication system and method
EP2095532A4 (en) Communication method and system
GB0608595D0 (en) Group communication system and method
EP2023527A4 (en) Communication system and communication method
GB2456867B (en) Signals, system, method and apparatus
EP2342912A4 (en) Communication system and method
EP1855403A4 (en) Ofdm communication system and ofdm communication method
GB2456128B (en) Communication system and method
EP2120431A4 (en) Communication system and communication method
EP2068510A4 (en) Communication system, communication device, and communication method
HK1125234A1 (en) Communication system and communication method
GB0712878D0 (en) Communication system and method
GB0602631D0 (en) Communication system and method
GB2438454B (en) Method and system for communication
EP1989829A4 (en) Communication apparatus, method and system
EP2270995A4 (en) Communication system, transmitter, receiver, and communication method
GB2455853B (en) Communication system and method
HK1130721A1 (en) Communication device, communication system, and communication method
EP2037611A4 (en) Communication system, transmitter, receiver, and multiple access method
EP2345173A4 (en) Communication system and method for communicating thereof
EP2011249A4 (en) Method and system of communication
EP2117210A4 (en) Communication method and communication system
EP2023509A4 (en) Communication system, communication device, and communication rate modification method
GB2452129B (en) Communication system and method therefor