MX2007006303A - Explotacion de la diversidad de varios usuarios a traves de multiplexion por modulacion de fase. - Google Patents

Explotacion de la diversidad de varios usuarios a traves de multiplexion por modulacion de fase.

Info

Publication number
MX2007006303A
MX2007006303A MX2007006303A MX2007006303A MX2007006303A MX 2007006303 A MX2007006303 A MX 2007006303A MX 2007006303 A MX2007006303 A MX 2007006303A MX 2007006303 A MX2007006303 A MX 2007006303A MX 2007006303 A MX2007006303 A MX 2007006303A
Authority
MX
Mexico
Prior art keywords
phase modulation
multiuser diversity
modulation multiplexing
exploiting
exploiting multiuser
Prior art date
Application number
MX2007006303A
Other languages
English (en)
Inventor
Hui Liu
Manyuan Shen
Guanbin Xing
Original Assignee
Adaptix 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 Adaptix Inc filed Critical Adaptix Inc
Publication of MX2007006303A publication Critical patent/MX2007006303A/es

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • 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
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • 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
    • H04L1/0015—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy
    • H04L1/0017—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy where the mode-switching is based on Quality of Service requirement
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/20—Modulator circuits; Transmitter circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0077—Multicode, e.g. multiple codes assigned to one user
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/50—Reducing energy consumption in communication networks in wire-line communication networks, e.g. low power modes or reduced link rate

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Small-Scale Networks (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)

Abstract

Se describen un metodo y aparato para combinar senales de varios usuarios en un canal comun. En una modalidad, el metodo comprende identificar uno o mas canales de trafico que sean de uno o mas niveles de calidad predeterminados a una pluralidad de unidades de abonado con base en perfiles de canal de la pluralidad de unidades de abonado y transmitir senales multiplexadas por modulacion de fase a la pluralidad de unidades de abonado a traves de un conjunto comun de uno o mas canales que tengan calidad mas alta que uno o mas niveles de calidad predeterminados.
MX2007006303A 2004-12-01 2005-12-01 Explotacion de la diversidad de varios usuarios a traves de multiplexion por modulacion de fase. MX2007006303A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/001,939 US7606596B2 (en) 2004-12-01 2004-12-01 Exploiting multiuser diversity through phase modulation multiplexing
PCT/US2005/043320 WO2006060478A2 (en) 2004-12-01 2005-12-01 Exploiting multiuser diversity through phase modulation multiplexing

Publications (1)

Publication Number Publication Date
MX2007006303A true MX2007006303A (es) 2007-06-15

Family

ID=36565371

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2007006303A MX2007006303A (es) 2004-12-01 2005-12-01 Explotacion de la diversidad de varios usuarios a traves de multiplexion por modulacion de fase.

Country Status (10)

Country Link
US (2) US7606596B2 (es)
EP (1) EP1839128A4 (es)
JP (1) JP5080980B2 (es)
KR (1) KR101214827B1 (es)
CN (2) CN101944973A (es)
AU (1) AU2005311947B2 (es)
CA (1) CA2584356A1 (es)
IL (1) IL183139A0 (es)
MX (1) MX2007006303A (es)
WO (1) WO2006060478A2 (es)

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US7606596B2 (en) * 2004-12-01 2009-10-20 Adaptix, Inc. Exploiting multiuser diversity through phase modulation multiplexing
CN101001438B (zh) * 2006-01-10 2010-12-08 华为技术有限公司 相邻基站间协商工作信道的方法
EP1895806B1 (de) * 2006-08-30 2016-09-28 Vodafone Holding GmbH Ressourcenaufteilung in drahtlosen kommunikationssystemen
KR101292888B1 (ko) 2006-10-25 2013-08-02 연세대학교 산학협력단 그룹 부호화를 이용한 직교 주파수 분할 다중 접속 방법 및그 장치
GB0626022D0 (en) * 2006-12-29 2007-02-07 Nokia Corp An apparatus
US8194623B2 (en) * 2008-06-27 2012-06-05 Ntt Docomo, Inc. Evolving-type user resource structure/channelization with enhanced diversity for OFDMA based time-varying channels
WO2012092314A2 (en) * 2010-12-29 2012-07-05 Mediatek Singapore Pte. Ltd. Methods for determining a loading of a wireless communications system and communication apparatuses utilizing the same
JP5949115B2 (ja) 2012-05-07 2016-07-06 富士ゼロックス株式会社 通信管理システム及びプログラム
US9094125B2 (en) * 2012-05-24 2015-07-28 Nec Laboratories America, Inc. Multidimensional coded-modulation for high-speed optical transport over few-mode fibers
US11121761B2 (en) * 2016-03-18 2021-09-14 Kyocera Corporation System and method for multiuser packets transmissions for relays

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US3804985A (en) * 1970-06-18 1974-04-16 Nikkon Electric Co Ltd Phase-difference-modulation communication system
US5715459A (en) * 1994-12-15 1998-02-03 International Business Machines Corporation Advanced graphics driver architecture
US5828948A (en) * 1995-04-07 1998-10-27 Telefonaktiebolaget Lm Ericsson Dynamic allocation of channels in a cellular telephone system
JP2780688B2 (ja) * 1995-11-15 1998-07-30 日本電気株式会社 位相変調多重化送信装置
FR2764464B1 (fr) * 1997-06-04 1999-08-13 France Telecom Procede d'allocation dynamique de canaux dans un reseau cellulaire de radiocommunication
US5966412A (en) * 1997-06-30 1999-10-12 Thomson Consumer Electronics, Inc. Apparatus and method for processing a Quadrature Amplitude Modulated (QAM) signal
US5951672A (en) * 1997-07-02 1999-09-14 International Business Machines Corporation Synchronization method for work distribution in a multiprocessor system
US6088044A (en) * 1998-05-29 2000-07-11 International Business Machines Corporation Method for parallelizing software graphics geometry pipeline rendering
US6445745B1 (en) * 1999-05-06 2002-09-03 Nortel Networks Limited Phase encoding methods for handling multiple phase modulated signals on a single channel
US6944141B1 (en) * 1999-10-22 2005-09-13 Lucent Technologies Inc. Systems and method for phase multiplexing in assigning frequency channels for a wireless communication network
US6502097B1 (en) * 1999-12-23 2002-12-31 Microsoft Corporation Data structure for efficient access to variable-size data objects
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CA2373707A1 (en) * 2001-02-28 2002-08-28 Paul Besl Method and system for processing, compressing, streaming and interactive rendering of 3d color image data
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EP1400062A2 (en) * 2001-06-28 2004-03-24 King's College London Electronic data communication system
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Also Published As

Publication number Publication date
US20090310700A1 (en) 2009-12-17
EP1839128A1 (en) 2007-10-03
CA2584356A1 (en) 2006-06-08
EP1839128A4 (en) 2010-06-02
AU2005311947B2 (en) 2011-04-14
WO2006060478A3 (en) 2007-10-04
JP5080980B2 (ja) 2012-11-21
CN101151807A (zh) 2008-03-26
AU2005311947A1 (en) 2006-06-08
US20060116077A1 (en) 2006-06-01
US7606596B2 (en) 2009-10-20
CN101944973A (zh) 2011-01-12
KR20070103372A (ko) 2007-10-23
WO2006060478A2 (en) 2006-06-08
IL183139A0 (en) 2007-09-20
CN101151807B (zh) 2011-04-27
JP2008522554A (ja) 2008-06-26
KR101214827B1 (ko) 2012-12-24
WO2006060478A9 (en) 2006-08-31

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