AU2001243476A1 - Adaptive downstream modulation scheme for broadband wireless access systems - Google Patents

Adaptive downstream modulation scheme for broadband wireless access systems

Info

Publication number
AU2001243476A1
AU2001243476A1 AU2001243476A AU4347601A AU2001243476A1 AU 2001243476 A1 AU2001243476 A1 AU 2001243476A1 AU 2001243476 A AU2001243476 A AU 2001243476A AU 4347601 A AU4347601 A AU 4347601A AU 2001243476 A1 AU2001243476 A1 AU 2001243476A1
Authority
AU
Australia
Prior art keywords
wireless access
modulation scheme
broadband wireless
access systems
downstream modulation
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.)
Abandoned
Application number
AU2001243476A
Inventor
Raul Asia
Amnon Jonas
Yonatan Manor
Menashe Shahar
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.)
Vyyo Ltd
Original Assignee
Vyyo 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 Vyyo Ltd filed Critical Vyyo Ltd
Publication of AU2001243476A1 publication Critical patent/AU2001243476A1/en
Abandoned legal-status Critical Current

Links

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
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0009—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding
    • 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
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • 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
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0025—Transmission of mode-switching indication
    • 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
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0026—Transmission of channel quality indication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
AU2001243476A 2000-03-07 2001-03-07 Adaptive downstream modulation scheme for broadband wireless access systems Abandoned AU2001243476A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US18756700P 2000-03-07 2000-03-07
US60187567 2000-03-07
PCT/US2001/007263 WO2001067702A1 (en) 2000-03-07 2001-03-07 Adaptive downstream modulation scheme for broadband wireless access systems

Publications (1)

Publication Number Publication Date
AU2001243476A1 true AU2001243476A1 (en) 2001-09-17

Family

ID=22689491

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001243476A Abandoned AU2001243476A1 (en) 2000-03-07 2001-03-07 Adaptive downstream modulation scheme for broadband wireless access systems

Country Status (3)

Country Link
US (1) US6987754B2 (en)
AU (1) AU2001243476A1 (en)
WO (1) WO2001067702A1 (en)

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Also Published As

Publication number Publication date
US6987754B2 (en) 2006-01-17
WO2001067702A1 (en) 2001-09-13
US20030002495A1 (en) 2003-01-02
WO2001067702A9 (en) 2001-12-06

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