CA2618978C - Dispositif de communications hertziennes a filtre de demodulation commun pour la reduction de brouillage dans le meme canal, et procedes connexes - Google Patents

Dispositif de communications hertziennes a filtre de demodulation commun pour la reduction de brouillage dans le meme canal, et procedes connexes Download PDF

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Publication number
CA2618978C
CA2618978C CA002618978A CA2618978A CA2618978C CA 2618978 C CA2618978 C CA 2618978C CA 002618978 A CA002618978 A CA 002618978A CA 2618978 A CA2618978 A CA 2618978A CA 2618978 C CA2618978 C CA 2618978C
Authority
CA
Canada
Prior art keywords
signal
filter
channel
impulse response
fir
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
CA002618978A
Other languages
English (en)
Other versions
CA2618978A1 (fr
Inventor
Zoltan Kemenczy
Huan Wu
Sean Simmons
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.)
BlackBerry Ltd
Original Assignee
Research in Motion 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
Priority claimed from CA002516910A external-priority patent/CA2516910A1/fr
Application filed by Research in Motion Ltd filed Critical Research in Motion Ltd
Priority to CA002618978A priority Critical patent/CA2618978C/fr
Publication of CA2618978A1 publication Critical patent/CA2618978A1/fr
Application granted granted Critical
Publication of CA2618978C publication Critical patent/CA2618978C/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • H04L1/0054—Maximum-likelihood or sequential decoding, e.g. Viterbi, Fano, ZJ algorithms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03178—Arrangements involving sequence estimation techniques
    • H04L25/03248—Arrangements for operating in conjunction with other apparatus
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03178—Arrangements involving sequence estimation techniques
    • H04L25/03305—Joint sequence estimation and interference removal

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Artificial Intelligence (AREA)
  • Noise Elimination (AREA)
CA002618978A 2005-08-23 2006-08-23 Dispositif de communications hertziennes a filtre de demodulation commun pour la reduction de brouillage dans le meme canal, et procedes connexes Expired - Fee Related CA2618978C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA002618978A CA2618978C (fr) 2005-08-23 2006-08-23 Dispositif de communications hertziennes a filtre de demodulation commun pour la reduction de brouillage dans le meme canal, et procedes connexes

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CA2,516,910 2005-08-23
CA002516910A CA2516910A1 (fr) 2005-08-23 2005-08-23 Techniques de demodulation conjointe eliminant le brouillage
CA002618978A CA2618978C (fr) 2005-08-23 2006-08-23 Dispositif de communications hertziennes a filtre de demodulation commun pour la reduction de brouillage dans le meme canal, et procedes connexes
PCT/CA2006/001378 WO2007022626A1 (fr) 2005-08-23 2006-08-23 Dispositif de communications hertziennes a filtre de demodulation commun pour la reduction de brouillage dans le meme canal, et procedes connexes

Publications (2)

Publication Number Publication Date
CA2618978A1 CA2618978A1 (fr) 2007-03-01
CA2618978C true CA2618978C (fr) 2009-06-23

Family

ID=39153771

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002618978A Expired - Fee Related CA2618978C (fr) 2005-08-23 2006-08-23 Dispositif de communications hertziennes a filtre de demodulation commun pour la reduction de brouillage dans le meme canal, et procedes connexes

Country Status (1)

Country Link
CA (1) CA2618978C (fr)

Also Published As

Publication number Publication date
CA2618978A1 (fr) 2007-03-01

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Effective date: 20160823