ATE379909T1 - Anordnungen und verfahren für ein digitales kommunikationssystem - Google Patents

Anordnungen und verfahren für ein digitales kommunikationssystem

Info

Publication number
ATE379909T1
ATE379909T1 AT04720311T AT04720311T ATE379909T1 AT E379909 T1 ATE379909 T1 AT E379909T1 AT 04720311 T AT04720311 T AT 04720311T AT 04720311 T AT04720311 T AT 04720311T AT E379909 T1 ATE379909 T1 AT E379909T1
Authority
AT
Austria
Prior art keywords
arrangements
communications system
transmitter
receiver
digital communications
Prior art date
Application number
AT04720311T
Other languages
English (en)
Inventor
Magnus Johansson
Original Assignee
Upzide Labs Ab
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 SE0300695A external-priority patent/SE526910C2/sv
Application filed by Upzide Labs Ab filed Critical Upzide Labs Ab
Application granted granted Critical
Publication of ATE379909T1 publication Critical patent/ATE379909T1/de

Links

Classifications

    • 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
    • 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
    • H04L25/03828—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties
    • H04L25/03866—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties using scrambling
    • 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
    • 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
    • H04L27/3405—Modifications of the signal space to increase the efficiency of transmission, e.g. reduction of the bit error rate, bandwidth, or average power
    • H04L27/3411—Modifications of the signal space to increase the efficiency of transmission, e.g. reduction of the bit error rate, bandwidth, or average power reducing the peak to average power ratio or the mean power of the constellation; Arrangements for increasing the shape gain of a signal set
    • 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
    • H04L27/36—Modulator circuits; Transmitter circuits
    • H04L27/366—Arrangements for compensating undesirable properties of the transmission path between the modulator and the demodulator

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Communication Control (AREA)
  • Transmitters (AREA)
  • Mobile Radio Communication Systems (AREA)
AT04720311T 2003-03-14 2004-03-12 Anordnungen und verfahren für ein digitales kommunikationssystem ATE379909T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US45430903P 2003-03-14 2003-03-14
SE0300695A SE526910C2 (sv) 2003-03-14 2003-03-14 Arrangemang och metoder för ett digitalt kommunikationssystem

Publications (1)

Publication Number Publication Date
ATE379909T1 true ATE379909T1 (de) 2007-12-15

Family

ID=32993213

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04720311T ATE379909T1 (de) 2003-03-14 2004-03-12 Anordnungen und verfahren für ein digitales kommunikationssystem

Country Status (5)

Country Link
US (1) US7672392B2 (de)
EP (1) EP1604500B1 (de)
AT (1) ATE379909T1 (de)
DE (1) DE602004010378D1 (de)
WO (1) WO2004082230A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8098693B2 (en) * 2006-05-03 2012-01-17 Himax Technologies Limited Method of early starting the operation of a descrambler
KR100911123B1 (ko) * 2006-11-01 2009-08-11 삼성전자주식회사 광대역 무선접속 시스템에서 멀티캐스트 데이터의 자원 할당 장치 및 방법
US9473333B2 (en) 2008-02-11 2016-10-18 International Business Machines Corporation Communications system via data scrambling and associated methods
US8971433B2 (en) 2010-11-12 2015-03-03 Microsoft Technology Licensing Llc Compressive wireless modulation
US9432056B2 (en) 2013-11-04 2016-08-30 Microsoft Technology Licensing, Llc Fast decoding based on ZigZag deconvolution for random projection code
CN108270708B (zh) 2016-12-30 2020-07-07 维沃移动通信有限公司 一种降低papr的信息传输方法、发送端及接收端
CN111865858B (zh) * 2019-04-30 2022-01-11 华为技术有限公司 一种基于部分传输序列技术的边信息传输方法和装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6307868B1 (en) * 1995-08-25 2001-10-23 Terayon Communication Systems, Inc. Apparatus and method for SCDMA digital data transmission using orthogonal codes and a head end modem with no tracking loops
US6553535B1 (en) * 1998-08-21 2003-04-22 Massachusetts Institute Of Technology Power-efficient communication protocol
US6477200B1 (en) * 1998-11-09 2002-11-05 Broadcom Corporation Multi-pair gigabit ethernet transceiver
DE60039081D1 (de) * 1999-03-12 2008-07-10 Aware Inc Mehrträger-Modulationssystem und Verfahren
EP1128623A1 (de) 2000-02-24 2001-08-29 Alcatel Verfahren zur Minimizierung der Sendeleistung von nicht-aktiven ATM Zellen in einem XDSL System mit trelliskodierter Modulation
WO2001076118A2 (en) 2000-04-04 2001-10-11 Tioga Technologies Inc. Transmission of stationary signals in quiescent mode
US6934317B1 (en) * 2000-10-11 2005-08-23 Ericsson Inc. Systems and methods for communicating spread spectrum signals using variable signal constellations
US7054379B2 (en) 2000-10-16 2006-05-30 Broadcom Corporation Data scrambler generation of pseudo-random bit sequence for semi-stationary Q-mode signal
JP2004538676A (ja) * 2001-03-27 2004-12-24 アウェア， インコーポレイテッド 受信機トランスペアレントｑモード
US20030039306A1 (en) 2001-04-06 2003-02-27 Redfern Arthur John Low peak-to-average ratio quiescent mode architecture and signal design method for DMT modems
US7668250B2 (en) * 2003-10-01 2010-02-23 Samsung Electronics Co., Ltd. Time-dependent trellis coding for more robust digital television signals

Also Published As

Publication number Publication date
US20060262873A1 (en) 2006-11-23
WO2004082230A1 (en) 2004-09-23
DE602004010378D1 (de) 2008-01-10
US7672392B2 (en) 2010-03-02
EP1604500A1 (de) 2005-12-14
EP1604500B1 (de) 2007-11-28

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