BRPI0817599A2 - método e sistema para redução adaptável de razão de potência de pico para potência média em redes de comunicação ofdm. - Google Patents

método e sistema para redução adaptável de razão de potência de pico para potência média em redes de comunicação ofdm.

Info

Publication number
BRPI0817599A2
BRPI0817599A2 BRPI0817599A BRPI0817599A BRPI0817599A2 BR PI0817599 A2 BRPI0817599 A2 BR PI0817599A2 BR PI0817599 A BRPI0817599 A BR PI0817599A BR PI0817599 A BRPI0817599 A BR PI0817599A BR PI0817599 A2 BRPI0817599 A2 BR PI0817599A2
Authority
BR
Brazil
Prior art keywords
peak
communication networks
average power
power ratio
ofdm communication
Prior art date
Application number
BRPI0817599A
Other languages
English (en)
Inventor
Bradley John Morris
Neil Mcgowan
Ning Guo
Original Assignee
Nortel Networks 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=40523223&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BRPI0817599(A2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Nortel Networks Ltd filed Critical Nortel Networks Ltd
Publication of BRPI0817599A2 publication Critical patent/BRPI0817599A2/pt
Publication of BRPI0817599B1 publication Critical patent/BRPI0817599B1/pt

Links

Classifications

    • 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
    • H04L27/2623—Reduction thereof by clipping
    • H04L27/2624—Reduction thereof by clipping by soft clipping
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • 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
    • H04L27/2623—Reduction thereof by clipping
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
BRPI0817599-3A 2007-10-04 2008-10-03 método e sistema para reduzir de forma adaptável uma razão de potência de pico para potência média em uma estação móvel BRPI0817599B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US97740307P 2007-10-04 2007-10-04
US60/977,403 2007-10-04
PCT/CA2008/001757 WO2009043172A1 (en) 2007-10-04 2008-10-03 Method and system for adaptive peak to average power ratio reduction in ofdm communication networks

Publications (2)

Publication Number Publication Date
BRPI0817599A2 true BRPI0817599A2 (pt) 2016-10-18
BRPI0817599B1 BRPI0817599B1 (pt) 2020-10-20

Family

ID=40523223

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0817599-3A BRPI0817599B1 (pt) 2007-10-04 2008-10-03 método e sistema para reduzir de forma adaptável uma razão de potência de pico para potência média em uma estação móvel

Country Status (7)

Country Link
US (2) US8331466B2 (pt)
EP (2) EP2541860B1 (pt)
JP (1) JP5317302B2 (pt)
KR (1) KR101524890B1 (pt)
CN (1) CN101861720B (pt)
BR (1) BRPI0817599B1 (pt)
WO (1) WO2009043172A1 (pt)

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TWI575901B (zh) * 2015-06-17 2017-03-21 晨星半導體股份有限公司 通道效應消除裝置及通道效應消除方法
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CN107438044B (zh) * 2016-05-10 2021-09-03 恩智浦美国有限公司 噪声整形波峰因数降低（cfr）方法和装置
CN106027444B (zh) * 2016-05-13 2019-03-01 电子科技大学 一种子载波调制ofdm系统的峰均比抑制方法
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CN114567531A (zh) * 2021-12-02 2022-05-31 青岛鼎信通讯股份有限公司 一种适用于中压载波系统的遗传退火峰均比抑制方法
CN115460050A (zh) * 2021-12-24 2022-12-09 北京环佳通信技术有限公司 一种无迭代的子载波预留削峰方法

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GB0620158D0 (en) * 2006-10-11 2006-11-22 Nokia Corp Method and apparatus for reducing peak-to-average power ratio of a signal
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US7949059B2 (en) * 2006-11-09 2011-05-24 University College Dublin, National University Of Ireland, Dublin Peak-to-average-power reduction of OFDM signals
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Also Published As

Publication number Publication date
BRPI0817599B1 (pt) 2020-10-20
EP2541860B1 (en) 2015-03-11
CN101861720B (zh) 2013-05-01
CN101861720A (zh) 2010-10-13
JP5317302B2 (ja) 2013-10-16
US8842757B2 (en) 2014-09-23
US20090092195A1 (en) 2009-04-09
KR20100058638A (ko) 2010-06-03
JP2010541431A (ja) 2010-12-24
EP2541860A3 (en) 2013-09-11
EP2206307A4 (en) 2012-08-01
EP2206307A1 (en) 2010-07-14
EP2541860A2 (en) 2013-01-02
EP2206307B1 (en) 2013-01-09
KR101524890B1 (ko) 2015-06-01
US8331466B2 (en) 2012-12-11
WO2009043172A1 (en) 2009-04-09
US20130329817A1 (en) 2013-12-12

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Legal Events

Date Code Title Description
B25A Requested transfer of rights approved

Owner name: ROCKSTAR BIDCO, L.P. (US)

B25A Requested transfer of rights approved

Owner name: APPLE INC. (US)

B25G Requested change of headquarter approved

Owner name: APPLE INC. (US)

B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B15K Others concerning applications: alteration of classification

Free format text: AS CLASSIFICACOES ANTERIORES ERAM: H04L 29/02 , H04J 11/00 , H04L 27/10 , H04L 27/26 , H04W 72/04

Ipc: H04L 27/26 (1968.09), H04W 72/04 (2009.01)

B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 20/10/2020, OBSERVADAS AS CONDICOES LEGAIS.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 15A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2743 DE 01-08-2023 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.