IL158720A0 - Automatic gain control system for multi-user digital ofdm transmission systems over the electric network - Google Patents

Automatic gain control system for multi-user digital ofdm transmission systems over the electric network

Info

Publication number
IL158720A0
IL158720A0 IL15872002A IL15872002A IL158720A0 IL 158720 A0 IL158720 A0 IL 158720A0 IL 15872002 A IL15872002 A IL 15872002A IL 15872002 A IL15872002 A IL 15872002A IL 158720 A0 IL158720 A0 IL 158720A0
Authority
IL
Israel
Prior art keywords
control system
gain control
automatic gain
transmission systems
electric network
Prior art date
Application number
IL15872002A
Other languages
English (en)
Original Assignee
Diseno Sistemas Silicio Sa
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 Diseno Sistemas Silicio Sa filed Critical Diseno Sistemas Silicio Sa
Publication of IL158720A0 publication Critical patent/IL158720A0/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/30—Transmission power control [TPC] using constraints in the total amount of available transmission power
    • H04W52/34—TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading
    • H04W52/343—TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading taking into account loading or congestion level
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/54—Systems for transmission via power distribution lines
    • 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
    • H04L25/03343—Arrangements at the transmitter end
    • 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
    • H04L27/2626—Arrangements specific to the transmitter only
    • 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
    • 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
    • H04L27/38—Demodulator circuits; Receiver circuits
    • H04L27/3809—Amplitude regulation arrangements
    • 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
    • H04L5/02—Channels characterised by the type of signal
    • H04L5/023—Multiplexing of multicarrier modulation signals, e.g. multi-user orthogonal frequency division multiple access [OFDMA]
    • 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
    • H04L5/14—Two-way operation using the same type of signal, i.e. duplex
    • H04L5/1469—Two-way operation using the same type of signal, i.e. duplex using time-sharing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/30—Transmission power control [TPC] using constraints in the total amount of available transmission power
    • H04W52/34—TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading
    • H04W52/346—TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading distributing total power among users or channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2203/00—Indexing scheme relating to line transmission systems
    • H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
    • H04B2203/5404—Methods of transmitting or receiving signals via power distribution lines
    • H04B2203/5425—Methods of transmitting or receiving signals via power distribution lines improving S/N by matching impedance, noise reduction, gain control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2203/00—Indexing scheme relating to line transmission systems
    • H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
    • H04B2203/5462—Systems for power line communications
    • H04B2203/5495—Systems for power line communications having measurements and testing channel
    • 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
    • H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
    • H04L2025/03375—Passband transmission
    • H04L2025/03414—Multicarrier
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/06—TPC algorithms
    • H04W52/08—Closed loop power control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/06—TPC algorithms
    • H04W52/10—Open loop power control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/06—TPC algorithms
    • H04W52/14—Separate analysis of uplink or downlink
    • H04W52/146—Uplink power control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/38—TPC being performed in particular situations
    • H04W52/42—TPC being performed in particular situations in systems with time, space, frequency or polarisation diversity

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Circuits Of Receivers In General (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Radio Relay Systems (AREA)
  • Transmitters (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Amplifiers (AREA)
IL15872002A 2001-05-17 2002-05-17 Automatic gain control system for multi-user digital ofdm transmission systems over the electric network IL158720A0 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ES200101121A ES2187274B1 (es) 2001-05-17 2001-05-17 Sistema de control automatico de ganancia para sistema de transmision digital ofdm multiusuario sobre red electrica.
PCT/ES2002/000235 WO2002093775A1 (es) 2001-05-17 2002-05-17 Sistema de control automático de ganancia para sistema de transmisión digital ofdm multiusuario sobre red eléctrica

Publications (1)

Publication Number Publication Date
IL158720A0 true IL158720A0 (en) 2004-05-12

Family

ID=8497739

Family Applications (2)

Application Number Title Priority Date Filing Date
IL15872002A IL158720A0 (en) 2001-05-17 2002-05-17 Automatic gain control system for multi-user digital ofdm transmission systems over the electric network
IL158720A IL158720A (en) 2001-05-17 2003-11-02 Automatic amplification control system for multi-user digital OFDM transmission systems on an electrical network

Family Applications After (1)

Application Number Title Priority Date Filing Date
IL158720A IL158720A (en) 2001-05-17 2003-11-02 Automatic amplification control system for multi-user digital OFDM transmission systems on an electrical network

Country Status (16)

Country Link
US (1) US7545733B2 (de)
EP (1) EP1394960B1 (de)
JP (1) JP4143416B2 (de)
KR (1) KR100724500B1 (de)
CN (1) CN1280998C (de)
AT (1) ATE365400T1 (de)
AU (1) AU2002311177B2 (de)
BR (1) BR0209902A (de)
CA (1) CA2447256A1 (de)
DE (1) DE60220789T2 (de)
EA (1) EA005656B1 (de)
ES (2) ES2187274B1 (de)
IL (2) IL158720A0 (de)
MX (1) MXPA03010388A (de)
PT (1) PT1394960E (de)
WO (1) WO2002093775A1 (de)

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JP2009099084A (ja) * 2007-10-19 2009-05-07 Kyocera Corp 変換装置
CN101471723B (zh) * 2007-12-26 2012-09-05 北京朗波芯微技术有限公司 一种用于时分双工系统的双向动态放大方法及装置
US8315152B2 (en) 2008-06-06 2012-11-20 Maxim Integrated Products, Inc. System and method for applying multi-tone OFDM based communications within a prescribed frequency range
US8165172B2 (en) * 2008-06-06 2012-04-24 Maxim Integrated Products, Inc. Robust wideband symbol and frame synchronizer for power-line communication
US8472576B2 (en) 2008-06-06 2013-06-25 Maxim Integrated Products, Inc. Jammer canceller for power-line communication
US8276025B2 (en) * 2008-06-06 2012-09-25 Maxim Integrated Products, Inc. Block interleaving scheme with configurable size to achieve time and frequency diversity
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US8139614B2 (en) * 2008-06-06 2012-03-20 Maxim Integrated Products, Inc. Robust narrowband symbol and frame synchronizer for power-line communication
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Also Published As

Publication number Publication date
KR20040014523A (ko) 2004-02-14
EP1394960B1 (de) 2007-06-20
HK1061320A1 (en) 2004-09-10
AU2002311177B2 (en) 2007-04-26
US7545733B2 (en) 2009-06-09
BR0209902A (pt) 2004-07-27
KR100724500B1 (ko) 2007-06-04
JP4143416B2 (ja) 2008-09-03
DE60220789T2 (de) 2008-03-06
CN1509525A (zh) 2004-06-30
DE60220789D1 (de) 2007-08-02
CA2447256A1 (en) 2002-11-21
US20040120249A1 (en) 2004-06-24
EA200301168A1 (ru) 2004-08-26
JP2004529577A (ja) 2004-09-24
CN1280998C (zh) 2006-10-18
ATE365400T1 (de) 2007-07-15
IL158720A (en) 2008-11-03
ES2187274A1 (es) 2003-05-16
WO2002093775A1 (es) 2002-11-21
EP1394960A1 (de) 2004-03-03
MXPA03010388A (es) 2004-03-16
PT1394960E (pt) 2007-10-02
EA005656B1 (ru) 2005-04-28
ES2187274B1 (es) 2004-08-16
ES2289108T3 (es) 2008-02-01

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