ATE475223T1 - Vorrichtung zur reduktion von senderleistungsbedarf unter verwendung von dualen matrizen , und verfahren dazu - Google Patents

Vorrichtung zur reduktion von senderleistungsbedarf unter verwendung von dualen matrizen , und verfahren dazu

Info

Publication number
ATE475223T1
ATE475223T1 AT03745075T AT03745075T ATE475223T1 AT E475223 T1 ATE475223 T1 AT E475223T1 AT 03745075 T AT03745075 T AT 03745075T AT 03745075 T AT03745075 T AT 03745075T AT E475223 T1 ATE475223 T1 AT E475223T1
Authority
AT
Austria
Prior art keywords
signals
output
base band
ftm
provides
Prior art date
Application number
AT03745075T
Other languages
English (en)
Inventor
Ronald Porco
William Greenwood
Glen Franson
Original Assignee
Motorola 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 Motorola Inc filed Critical Motorola Inc
Application granted granted Critical
Publication of ATE475223T1 publication Critical patent/ATE475223T1/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
    • 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
    • H04L5/06—Channels characterised by the type of signal the signals being represented by different frequencies
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/60—Amplifiers in which coupling networks have distributed constants, e.g. with waveguide resonators
    • 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
    • H04L27/2614—Peak power aspects

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Transmitters (AREA)
  • Amplifiers (AREA)
AT03745075T 2002-03-19 2003-02-07 Vorrichtung zur reduktion von senderleistungsbedarf unter verwendung von dualen matrizen , und verfahren dazu ATE475223T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/102,246 US7020215B2 (en) 2002-03-19 2002-03-19 Method and apparatus for reducing transmitter peak power requirements using dual matrices
PCT/US2003/003877 WO2003081864A2 (en) 2002-03-19 2003-02-07 Method and apparatus for reducing transmitter peak power requirements using dual matrices

Publications (1)

Publication Number Publication Date
ATE475223T1 true ATE475223T1 (de) 2010-08-15

Family

ID=28040160

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03745075T ATE475223T1 (de) 2002-03-19 2003-02-07 Vorrichtung zur reduktion von senderleistungsbedarf unter verwendung von dualen matrizen , und verfahren dazu

Country Status (9)

Country Link
US (1) US7020215B2 (de)
EP (1) EP1485997B1 (de)
JP (1) JP4272072B2 (de)
KR (1) KR100959249B1 (de)
CN (1) CN100440729C (de)
AT (1) ATE475223T1 (de)
AU (1) AU2003216212A1 (de)
DE (1) DE60333440D1 (de)
WO (1) WO2003081864A2 (de)

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US9813270B2 (en) 1999-08-09 2017-11-07 Kamilo Feher Heart rate sensor and medical diagnostics wireless devices
US7260369B2 (en) 2005-08-03 2007-08-21 Kamilo Feher Location finder, tracker, communication and remote control system
US9307407B1 (en) 1999-08-09 2016-04-05 Kamilo Feher DNA and fingerprint authentication of mobile devices
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US7020215B2 (en) 2002-03-19 2006-03-28 Motorola, Inc. Method and apparatus for reducing transmitter peak power requirements using dual matrices
SE521746C2 (sv) * 2002-04-05 2003-12-02 Ericsson Telefon Ab L M Multimoduleringssändare
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DE10302113B4 (de) * 2003-01-21 2017-12-28 Lantiq Deutschland Gmbh Verfahren und Vorrichtung zur Reduzierung des Crest-Faktors eines Signals
DE10302161A1 (de) * 2003-01-21 2004-08-05 Infineon Technologies Ag Verfahren und Vorrichtung zur Reduzierung des Crest-Faktors eines Signals
JP4434141B2 (ja) * 2003-01-29 2010-03-17 日本電気株式会社 無線通信システム、基地局装置及びそれに用いる下り送信指向特性制御方法
US7382840B2 (en) * 2003-07-29 2008-06-03 Mitsubishi Electric Research Laboratories, Inc. RF signal processing in multi-antenna systems
WO2005015732A2 (en) * 2003-08-07 2005-02-17 Nokia Corporation, Method and apparatus for discrete power synthesis of multicarrier signals with constant envelope power amplifiers
US7296045B2 (en) * 2004-06-10 2007-11-13 Hasan Sehitoglu Matrix-valued methods and apparatus for signal processing
US7313416B1 (en) * 2004-09-01 2007-12-25 Rockwell Collins, Inc. Scalable power amplifier
DE102004047683B4 (de) * 2004-09-30 2007-05-10 Advanced Micro Devices, Inc., Sunnyvale Niedrig-IF-Mehrfachmodus-Sender-Front-End und entsprechendes Verfahren
US7359449B2 (en) 2004-10-05 2008-04-15 Kamilo Feher Data communication for wired and wireless communication
US7496145B2 (en) * 2005-07-28 2009-02-24 Motorola, Inc. Method and apparatus for reducing transmitter peak power requirements with orthogonal code noise shaping
US7280810B2 (en) 2005-08-03 2007-10-09 Kamilo Feher Multimode communication system
US10009956B1 (en) 2017-09-02 2018-06-26 Kamilo Feher OFDM, 3G and 4G cellular multimode systems and wireless mobile networks
JP4863262B2 (ja) * 2006-01-17 2012-01-25 国立大学法人東京工業大学 送信機，通信システム及び送信方法
JP2007194825A (ja) * 2006-01-18 2007-08-02 Fujitsu Ltd マルチキャリア信号送信装置
US20070223621A1 (en) * 2006-03-21 2007-09-27 M/A-Com, Inc. Method and apparatus for signal power ramp-up in a communication transmission
JP2007259143A (ja) * 2006-03-23 2007-10-04 Fujitsu Ltd 音声データ処理装置及び方法
DE102006028690A1 (de) * 2006-06-22 2008-01-03 Siemens Ag Verstärkereinrichtung für eine Modenantenne
US7889810B2 (en) * 2006-12-15 2011-02-15 Pine Valley Investments, Inc. Method and apparatus for a nonlinear feedback control system
US8009765B2 (en) * 2007-03-13 2011-08-30 Pine Valley Investments, Inc. Digital polar transmitter
US7869543B2 (en) * 2007-03-13 2011-01-11 Pine Valley Investments, Inc. System and method for synchronization, power control, calibration, and modulation in communication transmitters
US8081710B2 (en) * 2007-11-08 2011-12-20 Pine Valley Investments, Inc. System and method for corrected modulation with nonlinear power amplification
US20090149152A1 (en) * 2007-12-06 2009-06-11 Motorola, Inc. Method and device for maintaining average power of a baseband signal
US8140606B2 (en) * 2007-12-17 2012-03-20 Motorola Mobility, Inc. Method and apparatus for a fail safe fourier transform matrix
US7983359B2 (en) * 2008-02-07 2011-07-19 Pine Valley Investments, Inc. Synchronization techniques for polar transmitters
US8233852B2 (en) * 2008-04-04 2012-07-31 Pine Valley Investments, Inc. Calibration techniques for non-linear devices
US8259846B2 (en) * 2008-07-30 2012-09-04 Motorola Mobility Llc Apparatus and method for generating a multicarrier communication signal having a reduced crest factor
US20100261500A1 (en) * 2009-04-09 2010-10-14 Broadcom Corporation Multiple frequency band multiple standard information signal modular baseband processing module
JP2011139268A (ja) * 2009-12-28 2011-07-14 Fujitsu Ltd 無線中継装置、無線中継方法
JP2011160264A (ja) * 2010-02-02 2011-08-18 Sumitomo Electric Ind Ltd 信号処理回路とこの回路を有する通信装置
CN102387102A (zh) * 2010-08-27 2012-03-21 爱斯泰克（上海）高频通讯技术有限公司 基于数字信号编码的第五代宽带无线通信的方法及系统
EP2624475B1 (de) * 2012-01-31 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Kombinierte Leistungsübertragung
JP5982065B2 (ja) * 2012-10-01 2016-08-31 テレフオンアクチーボラゲット エルエム エリクソン（パブル） Ａａｓ送信機歪みの改善
US20160029225A1 (en) * 2014-07-22 2016-01-28 Alcatel-Lucent Usa Inc. Active Antenna System And Method With Full Antenna Ports Dimension
CN108293032B (zh) * 2015-12-17 2020-07-07 华为技术有限公司 一种削波方法及装置

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Also Published As

Publication number Publication date
WO2003081864A3 (en) 2004-04-01
CN1643787A (zh) 2005-07-20
US20030179833A1 (en) 2003-09-25
EP1485997B1 (de) 2010-07-21
US7020215B2 (en) 2006-03-28
DE60333440D1 (de) 2010-09-02
AU2003216212A8 (en) 2003-10-08
WO2003081864A2 (en) 2003-10-02
KR20040108667A (ko) 2004-12-24
JP4272072B2 (ja) 2009-06-03
EP1485997A2 (de) 2004-12-15
CN100440729C (zh) 2008-12-03
AU2003216212A1 (en) 2003-10-08
KR100959249B1 (ko) 2010-05-26
JP2006509379A (ja) 2006-03-16

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