GB0323438D0 - Multi-channel DAB COFDM system - Google Patents

Multi-channel DAB COFDM system

Info

Publication number
GB0323438D0
GB0323438D0 GBGB0323438.2A GB0323438A GB0323438D0 GB 0323438 D0 GB0323438 D0 GB 0323438D0 GB 0323438 A GB0323438 A GB 0323438A GB 0323438 D0 GB0323438 D0 GB 0323438D0
Authority
GB
United Kingdom
Prior art keywords
cofdm system
channel dab
dab
channel
cofdm
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.)
Ceased
Application number
GBGB0323438.2A
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.)
Symbian Ltd
Original Assignee
Symbian 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 Symbian Ltd filed Critical Symbian Ltd
Priority to GBGB0323438.2A priority Critical patent/GB0323438D0/en
Publication of GB0323438D0 publication Critical patent/GB0323438D0/en
Priority to GB0422287A priority patent/GB2407462B/en
Priority to EP04768793A priority patent/EP1678838A1/en
Priority to PCT/GB2004/004259 priority patent/WO2005036763A1/en
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/65—Arrangements characterised by transmission systems for broadcast
    • H04H20/67—Common-wave systems, i.e. using separate transmitters operating on substantially the same frequency
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/65—Arrangements characterised by transmission systems for broadcast
    • H04H20/71—Wireless systems
    • H04H20/72—Wireless systems of terrestrial networks
    • 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
    • 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
    • H04L5/02—Channels characterised by the type of signal
    • H04L5/06—Channels characterised by the type of signal the signals being represented by different frequencies
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H2201/00—Aspects of broadcast communication
    • H04H2201/10—Aspects of broadcast communication characterised by the type of broadcast system
    • H04H2201/20—Aspects of broadcast communication characterised by the type of broadcast system digital audio broadcasting [DAB]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
    • H04H60/02—Arrangements for generating broadcast information; Arrangements for generating broadcast-related information with a direct linking to broadcast information or to broadcast space-time; Arrangements for simultaneous generation of broadcast information and broadcast-related information
    • 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
    • H04L27/2626—Arrangements specific to the transmitter only
    • H04L27/2627—Modulators

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Transmitters (AREA)
GBGB0323438.2A 2003-10-07 2003-10-07 Multi-channel DAB COFDM system Ceased GB0323438D0 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GBGB0323438.2A GB0323438D0 (en) 2003-10-07 2003-10-07 Multi-channel DAB COFDM system
GB0422287A GB2407462B (en) 2003-10-07 2004-10-07 Multi-channel coded orthogonal frequency division modulation system
EP04768793A EP1678838A1 (en) 2003-10-07 2004-10-07 Multi-channel coded orthogonal frequency division modulation system
PCT/GB2004/004259 WO2005036763A1 (en) 2003-10-07 2004-10-07 Multi-channel coded orthogonal frequency division modulation system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0323438.2A GB0323438D0 (en) 2003-10-07 2003-10-07 Multi-channel DAB COFDM system

Publications (1)

Publication Number Publication Date
GB0323438D0 true GB0323438D0 (en) 2003-11-05

Family

ID=29415660

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB0323438.2A Ceased GB0323438D0 (en) 2003-10-07 2003-10-07 Multi-channel DAB COFDM system
GB0422287A Active GB2407462B (en) 2003-10-07 2004-10-07 Multi-channel coded orthogonal frequency division modulation system

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB0422287A Active GB2407462B (en) 2003-10-07 2004-10-07 Multi-channel coded orthogonal frequency division modulation system

Country Status (3)

Country Link
EP (1) EP1678838A1 (en)
GB (2) GB0323438D0 (en)
WO (1) WO2005036763A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101136894B (en) * 2007-03-23 2012-11-28 中兴通讯股份有限公司 Extendable OFDM and ofdma bandwidth distributing method and system
CN109525365A (en) * 2018-11-06 2019-03-26 哈尔滨工业大学（深圳） A kind of channel coding and modulating system and method passed applied to unmanned plane figure

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4306590A1 (en) * 1992-09-21 1994-03-24 Rohde & Schwarz Digital broadcast network system
DE19532959A1 (en) * 1995-09-07 1997-03-13 Bosch Gmbh Robert Method for transmitting digital data over radio channels with interference and device for receiving digital data transmitted over radio channels with interference
WO2001005057A1 (en) * 1999-07-08 2001-01-18 Telefonaktiebolaget Lm Ericsson (Publ) Transmit power control for mcpa-equipped base stations
WO2002003639A1 (en) * 2000-06-30 2002-01-10 Harris Corporation Configurable exciter for information transmission systems
KR100358120B1 (en) * 2000-10-20 2002-10-25 한국전자통신연구원 In-Band Adjascent-Channel Type Digital Audio Broadcasting Transmission System

Also Published As

Publication number Publication date
WO2005036763A1 (en) 2005-04-21
GB2407462B (en) 2006-03-15
EP1678838A1 (en) 2006-07-12
GB2407462A (en) 2005-04-27
GB0422287D0 (en) 2004-11-10

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)