DE60204766D1 - Verfahren und systeme zur interferenzreduktion mittels gleichkanalstörungskategorizierung - Google Patents

Verfahren und systeme zur interferenzreduktion mittels gleichkanalstörungskategorizierung

Info

Publication number
DE60204766D1
DE60204766D1 DE60204766T DE60204766T DE60204766D1 DE 60204766 D1 DE60204766 D1 DE 60204766D1 DE 60204766 T DE60204766 T DE 60204766T DE 60204766 T DE60204766 T DE 60204766T DE 60204766 D1 DE60204766 D1 DE 60204766D1
Authority
DE
Germany
Prior art keywords
interference
categorization
systems
same channel
interference reduction
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 - Lifetime
Application number
DE60204766T
Other languages
English (en)
Inventor
James Molnar
W Dent
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.)
Ericsson Inc
Original Assignee
Ericsson 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 Ericsson Inc filed Critical Ericsson Inc
Application granted granted Critical
Publication of DE60204766D1 publication Critical patent/DE60204766D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H04B1/0003Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain
    • 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
    • H04B1/06Receivers
    • H04B1/10Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/1027Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal
    • 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
    • H04B1/06Receivers
    • H04B1/10Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/12Neutralising, balancing, or compensation arrangements
    • H04B1/123Neutralising, balancing, or compensation arrangements using adaptive balancing or compensation means
    • 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
    • H04B1/7097Interference-related aspects
    • H04B1/7103Interference-related aspects the interference being multiple access interference
    • H04B1/7105Joint detection techniques, e.g. linear detectors
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/0001Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • 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
    • H04L25/03006Arrangements for removing intersymbol interference
    • H04L25/03178Arrangements involving sequence estimation techniques
    • 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
    • H04L25/03006Arrangements for removing intersymbol interference
    • H04L25/03178Arrangements involving sequence estimation techniques
    • H04L25/03331Arrangements for the joint estimation of multiple sequences
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B2201/00Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
    • H04B2201/69Orthogonal indexing scheme relating to spread spectrum techniques in general
    • H04B2201/707Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
    • H04B2201/70707Efficiency-related aspects
    • H04B2201/7071Efficiency-related aspects with dynamic control of receiver resources
    • 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
    • H04L25/03006Arrangements for removing intersymbol interference
    • H04L25/03178Arrangements involving sequence estimation techniques
    • H04L25/03305Joint sequence estimation and interference removal

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Quality & Reliability (AREA)
  • Noise Elimination (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
DE60204766T 2001-04-11 2002-04-09 Verfahren und systeme zur interferenzreduktion mittels gleichkanalstörungskategorizierung Expired - Lifetime DE60204766D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/832,601 US20020044614A1 (en) 2000-09-12 2001-04-11 Methods and systems for reducing interference using co-channel interference mapping
PCT/US2002/011202 WO2002084892A1 (en) 2001-04-11 2002-04-09 Methods and systems for reducing interference using co-channel interference mapping

Publications (1)

Publication Number Publication Date
DE60204766D1 true DE60204766D1 (de) 2005-07-28

Family

ID=25262140

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60204766T Expired - Lifetime DE60204766D1 (de) 2001-04-11 2002-04-09 Verfahren und systeme zur interferenzreduktion mittels gleichkanalstörungskategorizierung

Country Status (5)

Country Link
US (1) US20020044614A1 (de)
EP (1) EP1380116B1 (de)
AT (1) ATE298473T1 (de)
DE (1) DE60204766D1 (de)
WO (1) WO2002084892A1 (de)

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US20030073435A1 (en) * 2001-10-11 2003-04-17 Steven Thompson System and method for controlling interference affecting satellite terminals in a satellite communications network by establishing and using virtual cells which are independent of the cells formed by the spot beams generated by the satellite
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Also Published As

Publication number Publication date
US20020044614A1 (en) 2002-04-18
WO2002084892A1 (en) 2002-10-24
EP1380116A1 (de) 2004-01-14
ATE298473T1 (de) 2005-07-15
EP1380116B1 (de) 2005-06-22

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