AU727491B2 - Digital radio frequency interference canceller - Google Patents

Digital radio frequency interference canceller Download PDF

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Publication number
AU727491B2
AU727491B2 AU30547/97A AU3054797A AU727491B2 AU 727491 B2 AU727491 B2 AU 727491B2 AU 30547/97 A AU30547/97 A AU 30547/97A AU 3054797 A AU3054797 A AU 3054797A AU 727491 B2 AU727491 B2 AU 727491B2
Authority
AU
Australia
Prior art keywords
frequency
interference
frequency domain
samples
radio
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
AU30547/97A
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English (en)
Other versions
AU3054797A (en
Inventor
John A. C. Bingham
Brian R. Wiese
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.)
Texas Instruments Inc
Original Assignee
Amati Communications Corp
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 Amati Communications Corp filed Critical Amati Communications Corp
Publication of AU3054797A publication Critical patent/AU3054797A/en
Application granted granted Critical
Publication of AU727491B2 publication Critical patent/AU727491B2/en
Anticipated expiration legal-status Critical
Ceased 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
    • H04L27/2647—Arrangements specific to the receiver only
    • 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
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/12—Neutralising, balancing, or compensation arrangements
    • H04B1/123—Neutralising, balancing, or compensation arrangements using adaptive balancing or compensation means
    • 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
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/12—Neutralising, balancing, or compensation arrangements
    • H04B1/123—Neutralising, balancing, or compensation arrangements using adaptive balancing or compensation means
    • H04B1/126—Neutralising, balancing, or compensation arrangements using adaptive balancing or compensation means having multiple inputs, e.g. auxiliary antenna for receiving interfering signal
    • 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
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0044—Allocation of payload; Allocation of data channels, e.g. PDSCH or PUSCH
    • 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
    • H04L5/0058—Allocation criteria
    • H04L5/0062—Avoidance of ingress interference, e.g. ham radio channels
    • 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
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/1027—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal
    • 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
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/1027—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal
    • H04B1/1036—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal with automatic suppression of narrow band noise or interference, e.g. by using tuneable notch filters
    • 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
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/1027—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal
    • H04B2001/1063—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal using a notch filter
    • 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
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Noise Elimination (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
AU30547/97A 1996-04-19 1997-04-17 Digital radio frequency interference canceller Ceased AU727491B2 (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US1625196P 1996-04-19 1996-04-19
US1625296P 1996-04-19 1996-04-19
US60/016252 1996-04-19
US60/016251 1996-04-19
US08/834,503 US6014412A (en) 1996-04-19 1997-04-04 Digital radio frequency interference canceller
US08/834503 1997-04-04
PCT/US1997/006384 WO1997040608A1 (en) 1996-04-19 1997-04-17 Digital radio frequency interference canceller

Publications (2)

Publication Number Publication Date
AU3054797A AU3054797A (en) 1997-11-12
AU727491B2 true AU727491B2 (en) 2000-12-14

Family

ID=27360530

Family Applications (1)

Application Number Title Priority Date Filing Date
AU30547/97A Ceased AU727491B2 (en) 1996-04-19 1997-04-17 Digital radio frequency interference canceller

Country Status (8)

Country Link
US (4) US6014412A (enExample)
EP (1) EP0894390B1 (enExample)
JP (2) JP2001527704A (enExample)
CN (1) CN1229553A (enExample)
AU (1) AU727491B2 (enExample)
CA (1) CA2251946A1 (enExample)
DE (1) DE69714241T2 (enExample)
WO (1) WO1997040608A1 (enExample)

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AU3054797A (en) 1997-11-12
US6014412A (en) 2000-01-11
DE69714241D1 (de) 2002-08-29
EP0894390A1 (en) 1999-02-03
WO1997040608A1 (en) 1997-10-30
US6404830B2 (en) 2002-06-11
US6449324B2 (en) 2002-09-10
EP0894390B1 (en) 2002-07-24
US6456673B1 (en) 2002-09-24
US20010026602A1 (en) 2001-10-04
US20010028692A1 (en) 2001-10-11
JP2001527704A (ja) 2001-12-25
DE69714241T2 (de) 2003-02-20
CA2251946A1 (en) 1997-10-30
JP2007195218A (ja) 2007-08-02
CN1229553A (zh) 1999-09-22

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