SI3457653T1 - OFDM sprejemna naprava in postopek zanjo - Google Patents

OFDM sprejemna naprava in postopek zanjo

Info

Publication number
SI3457653T1
SI3457653T1 SI200832118T SI200832118T SI3457653T1 SI 3457653 T1 SI3457653 T1 SI 3457653T1 SI 200832118 T SI200832118 T SI 200832118T SI 200832118 T SI200832118 T SI 200832118T SI 3457653 T1 SI3457653 T1 SI 3457653T1
Authority
SI
Slovenia
Prior art keywords
receiving device
ofdm receiving
ofdm
receiving
Prior art date
Application number
SI200832118T
Other languages
English (en)
Inventor
Kyo-Shin Choo
June-Hee Lee
Original Assignee
Samsung Electronics Co., 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
Application filed by Samsung Electronics Co., Ltd. filed Critical Samsung Electronics Co., Ltd.
Publication of SI3457653T1 publication Critical patent/SI3457653T1/sl

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
    • 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
    • H04L27/2618—Reduction thereof using auxiliary subcarriers
    • 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
    • H04L27/2615—Reduction thereof using coding
    • 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
    • H04L27/262—Reduction thereof by selection of pilot symbols
    • 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
    • H04L27/2627—Modulators
    • H04L27/2628—Inverse Fourier transform modulators, e.g. inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators
    • 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
    • H04L27/2646—Arrangements specific to the transmitter only using feedback from receiver for adjusting OFDM transmission parameters, e.g. transmission timing or guard interval length
    • 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
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2649—Demodulators
    • H04L27/265—Fourier transform demodulators, e.g. fast Fourier transform [FFT] or discrete Fourier transform [DFT] demodulators
    • H04L27/2651—Modification of fast Fourier transform [FFT] or discrete Fourier transform [DFT] demodulators for performance improvement
    • 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
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2662—Symbol synchronisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/02—Traffic management, e.g. flow control or congestion control
    • H04W28/0215—Traffic management, e.g. flow control or congestion control based on user or device properties, e.g. MTC-capable devices
    • H04W28/0221—Traffic management, e.g. flow control or congestion control based on user or device properties, e.g. MTC-capable devices power availability or consumption

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Transmitters (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Burglar Alarm Systems (AREA)
  • Materials For Medical Uses (AREA)
  • Circuits Of Receivers In General (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
SI200832118T 2007-02-16 2008-02-11 OFDM sprejemna naprava in postopek zanjo SI3457653T1 (sl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020070016824A KR101314254B1 (ko) 2007-02-16 2007-02-16 Ｏｆｄｍ 송수신 시스템 및 그 방법
EP18197343.9A EP3457653B1 (en) 2007-02-16 2008-02-11 Ofdm receiving device and method thereof

Publications (1)

Publication Number Publication Date
SI3457653T1 true SI3457653T1 (sl) 2020-06-30

Family

ID=39690241

Family Applications (3)

Application Number Title Priority Date Filing Date
SI200832166T SI3675446T1 (sl) 2007-02-16 2008-02-11 Oddajna in sprejemna ofdm-naprava
SI200832165T SI3675447T1 (sl) 2007-02-16 2008-02-11 Oddajni in sprejemni ofdm-postopki
SI200832118T SI3457653T1 (sl) 2007-02-16 2008-02-11 OFDM sprejemna naprava in postopek zanjo

Family Applications Before (2)

Application Number Title Priority Date Filing Date
SI200832166T SI3675446T1 (sl) 2007-02-16 2008-02-11 Oddajna in sprejemna ofdm-naprava
SI200832165T SI3675447T1 (sl) 2007-02-16 2008-02-11 Oddajni in sprejemni ofdm-postopki

Country Status (14)

Country Link
US (5) US8804477B2 (sl)
EP (6) EP3675446B1 (sl)
KR (1) KR101314254B1 (sl)
CN (1) CN101569151B (sl)
CY (3) CY1122815T1 (sl)
DK (3) DK3457653T3 (sl)
ES (3) ES2869554T3 (sl)
HR (3) HRP20200643T1 (sl)
HU (3) HUE049222T2 (sl)
LT (3) LT3675447T (sl)
PL (3) PL3457653T3 (sl)
PT (3) PT3675446T (sl)
SI (3) SI3675446T1 (sl)
WO (1) WO2008100047A1 (sl)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030199425A1 (en) 1997-06-27 2003-10-23 Desai Neil P. Compositions and methods for treatment of hyperplasia
KR101314254B1 (ko) 2007-02-16 2013-10-02 삼성전자주식회사 Ｏｆｄｍ 송수신 시스템 및 그 방법
US8957032B2 (en) * 2008-05-06 2015-02-17 Alba Therapeutics Corporation Inhibition of gliadin peptides
KR100958322B1 (ko) * 2008-10-22 2010-05-17 뮤텔테크놀러지 주식회사 직교 주파수 분할 다중 통신 방법
US8483296B2 (en) 2009-11-25 2013-07-09 King Fahd University Of Petroleum And Minerals OFDM peak-to-average power ratio reduction method
KR102269498B1 (ko) 2015-01-28 2021-06-28 삼성전자 주식회사 다중 반송파 통신 시스템에서 전력을 제어하는 방법 및 장치
WO2016200186A1 (en) 2015-06-09 2016-12-15 Samsung Electronics Co., Ltd. Method for determining reserved tones and transmitter for performing papr reduction using tone reservation
KR101833041B1 (ko) 2015-06-09 2018-02-27 삼성전자주식회사 예약 톤 설계 방법 및 톤 예약 방식을 이용하여 papr 저감을 수행하는 송신기
US11677605B2 (en) * 2020-02-24 2023-06-13 Qualcomm Incorporated Machine learning based uplink coverage enhancement using peak reduction tones
US11812453B2 (en) * 2020-05-15 2023-11-07 Qualcomm Incorporated Bandwidth-efficient utilization of peak reduction tone resource
US11695608B2 (en) * 2020-05-28 2023-07-04 Qualcomm Incorporated Peak reduction tone allocation techniques
DE102021120730B4 (de) * 2020-10-23 2022-09-29 Nokia Technologies Oy Tonreservierung zum Reduzieren von Spitze-Durchschnitt-Leistungsverhältnis
KR102526793B1 (ko) 2021-11-03 2023-04-28 주식회사 에스엔바이오사이언스 입도분포 유지 안정성이 개선된 알부민 결합 탁산 나노입자 제조방법

Family Cites Families (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19635813A1 (de) * 1996-09-04 1998-03-05 Johannes Prof Dr Ing Huber Verfahren zur Reduktion des Spitzenwertfaktors bei digitalen Übertragungsverfahren
US5852630A (en) * 1997-07-17 1998-12-22 Globespan Semiconductor, Inc. Method and apparatus for a RADSL transceiver warm start activation procedure with precoding
US6424681B1 (en) * 1998-04-20 2002-07-23 The Board Of Trustees Of The Leland Stanford Junior University Peak to average power ratio reduction
US6314146B1 (en) * 1998-06-05 2001-11-06 The Board Of Trustees Of The Leland Stanford Junior University Peak to average power ratio reduction
US6853632B1 (en) * 1998-09-24 2005-02-08 Amit Verma Technique for peak power to average power ratio reduction in multicarrier communication systems
US6757299B1 (en) * 1998-09-24 2004-06-29 Silicon Automation Systems Limited Peak power to average power ratio reduction in multicarrier communication systems using error-correcting code
US6785258B1 (en) * 1999-06-23 2004-08-31 At&T Wireless Services, Inc. System and method for data scrambling to reduce the crest factor in an OFDM waveform
US6654431B1 (en) * 1999-09-15 2003-11-25 Telcordia Technologies, Inc. Multicarrier personal access communication system
CA2291493A1 (en) * 1999-12-03 2001-06-03 Catena Technologies Canada, Inc. Peak to average power ratio reduction in communication systems
US6928084B2 (en) * 2000-03-28 2005-08-09 At & T Corp. OFDM communication system and method having a reduced peak-to-average power ratio
US6386894B2 (en) * 2000-04-28 2002-05-14 Texas Instruments Incorporated Versatile interconnection scheme for beverage quality and control sensors
US7295509B2 (en) * 2000-09-13 2007-11-13 Qualcomm, Incorporated Signaling method in an OFDM multiple access system
US6985533B2 (en) * 2001-02-07 2006-01-10 Agency For Science, Technology And Research Method and apparatus for reducing peak to average power ratio in a multi-carrier modulation communication system
US20030086363A1 (en) * 2001-05-31 2003-05-08 David Hernandez System and apparatus for block segmentation procedure for reduction of peak-to- average power ratio effects in orthogonal frequency-division multiplexing modulation
US20030063556A1 (en) * 2001-05-31 2003-04-03 David Hernandez Block segmentation procedure for reduction of peak-to-average power ratio effecs in orthogonal frequency-division multiplexing modulation
JP3548148B2 (ja) * 2001-09-27 2004-07-28 松下電器産業株式会社 Ｏｆｄｍ送信装置及びｏｆｄｍ送信方法
US7224742B2 (en) * 2001-12-14 2007-05-29 Samsung Electronics Co., Ltd. Apparatus and method for reducing the peak-to-average power ratio of OFDM/OFDMA signals
CN1260697C (zh) * 2002-07-23 2006-06-21 日本电信电话株式会社 广告系统及广告牌
KR100866181B1 (ko) * 2002-07-30 2008-10-30 삼성전자주식회사 통신 시스템에서 신호 송수신 방법 및 장치
US6925128B2 (en) * 2002-10-31 2005-08-02 Motorola, Inc. Method and apparatus for reducing a peak-to-average power ratio in an orthogonal frequency division multiplex signal
JP3990974B2 (ja) * 2002-11-26 2007-10-17 株式会社日立コミュニケーションテクノロジー ピークファクタ低減装置
EP1458159B1 (en) * 2003-03-11 2007-03-28 Alcatel Method and device of reducing a peak-to-average power ratio
DE10320917A1 (de) * 2003-05-09 2004-12-09 Infineon Technologies Ag Verfahren und Schaltung zur Crestfaktor-Reduzierung
DE10325836B4 (de) * 2003-06-06 2011-03-03 Infineon Technologies Ag Verfahren zur Crestfaktor-Reduzierung
US7023273B2 (en) * 2003-10-06 2006-04-04 Andrew Corporation Architecture and implementation methods of digital predistortion circuitry
KR20050040055A (ko) * 2003-10-27 2005-05-03 삼성전자주식회사 직교 주파수 분할 다중 통신 시스템에서 톤 위치를결정하기 위한 장치 및 방법
US7542517B2 (en) * 2004-02-02 2009-06-02 Ibiquity Digital Corporation Peak-to-average power reduction for FM OFDM transmission
US7519123B1 (en) * 2004-04-08 2009-04-14 Staccato Communications, Inc. Spectral shaping for multiband OFDM transmitters with time spreading
US7808940B2 (en) * 2004-05-10 2010-10-05 Alcatel-Lucent Usa Inc. Peak-to-average power ratio control
US7376202B2 (en) * 2004-11-12 2008-05-20 New Jersey Institute Of Technology OFDM peak-to-average power ratio reduction by combined symbol rotation and inversion with limited complexity
WO2006060651A2 (en) * 2004-12-02 2006-06-08 New Jersey Institute Of Technology Method and/or system for reduction of papr
US7535950B2 (en) * 2004-12-15 2009-05-19 Georgia Tech Research Corp. Blind selected mapping techniques for crest factor reduction of forward link CDMA signals
US7787546B2 (en) * 2005-04-06 2010-08-31 Samsung Electronics Co., Ltd. Apparatus and method for FT pre-coding of data to reduce PAPR in a multi-carrier wireless network
EP1713224B1 (en) * 2005-04-14 2012-08-08 Sequans Communications Peak power reduction method for wireless communication systems and corresponding transmitter
KR100882529B1 (ko) * 2005-04-20 2009-02-06 삼성전자주식회사 광대역 무선통신시스템에서 피크 전력 대 평균 전력비를감소하기 위한 장치 및 방법
US7627046B1 (en) * 2005-04-29 2009-12-01 Xilinx, Inc. Waveform generation for improved peak-to-average amplitude ratio
US7769093B2 (en) * 2005-07-18 2010-08-03 Georgia Tech Research Corporation Blind selected mapping for peak-to-average power ratio reduction in OFDM with PSK input
US7660360B2 (en) * 2005-11-02 2010-02-09 Nec Laboratories America, Inc. Peak-to-average power ratio reduction with threshold limited selection for coded OFDM systems
US7675982B2 (en) * 2005-11-28 2010-03-09 Mitsubishi Electric Research Laboratories, Inc. Method and system for reducing peak-to-average power for OFDM signals
US7583583B2 (en) * 2005-12-15 2009-09-01 Nortel Networks Limited System and method for reducing peak-to-average power ratio in orthogonal frequency division multiplexing signals using reserved spectrum
KR20070077622A (ko) * 2006-01-24 2007-07-27 엘지전자 주식회사 톤 예약 방식을 적용한 직교 주파수 분할 다중화 송신 장치및 방법
CN101502069B (zh) * 2006-02-09 2012-10-17 阿尔戴尔半导体有限公司 频分多址系统中的低峰均功率比传输
JP2007259445A (ja) * 2006-03-20 2007-10-04 Fujitsu Ltd Ｏｆｄｍ通信システムにおける送信装置及び方法
EP1843536B1 (en) * 2006-04-06 2009-07-01 Alcatel Lucent A method of reducing a peak to average power ratio of a modulated signal
US7602697B2 (en) * 2006-04-12 2009-10-13 Sharp Laboratories Of America, Inc. Systems and methods for reducing the peak-to-average-power ratio in an OFDM-based system
US7746766B2 (en) * 2006-09-21 2010-06-29 Sharp Laboratories Of America, Inc. Systems and methods for obtaining an optimum transmission format of reference signals to maximize capacity and minimize peak to average power ratio
US8254478B2 (en) * 2006-11-13 2012-08-28 Telefonaktiebolaget L M Ericsson (Publ) Method for limiting local bandwidth impairment using tone reservation
US7822131B2 (en) * 2007-01-03 2010-10-26 Freescale Semiconductor, Inc. Reducing a peak-to-average ratio of a signal
CN101237262B (zh) * 2007-01-30 2016-07-06 世意法（北京）半导体研发有限责任公司 通过保留音调实现峰均功率比减小的改造的有效集方法
KR101314254B1 (ko) * 2007-02-16 2013-10-02 삼성전자주식회사 Ｏｆｄｍ 송수신 시스템 및 그 방법
WO2008115463A1 (en) * 2007-03-16 2008-09-25 Polaris Industries Inc. Vehicle
EP2541860B1 (en) * 2007-10-04 2015-03-11 Apple Inc. Method and system for adaptive peak to average power ratio reduction in OFDM communication networks
US8275067B2 (en) * 2008-06-13 2012-09-25 Ikanos Communications, Inc. Adaptive turbo peak mitigation for peak-to-average ratio (PAR) reduction using reserved tones
US8885736B2 (en) * 2008-06-13 2014-11-11 Ikanos Communications, Inc. Systems and methods for positioning and messaging of reserved tones for peak-to-average ratio (PAR) reduction in DSL systems
US8416675B2 (en) * 2008-09-30 2013-04-09 Intel Corporation Tone reservation techniques for reducing peak-to-average power ratios

Also Published As

Publication number Publication date
EP3151499A1 (en) 2017-04-05
US20140334562A1 (en) 2014-11-13
SI3675446T1 (sl) 2021-06-30
US20100002802A1 (en) 2010-01-07
EP2119162A1 (en) 2009-11-18
EP3675446A1 (en) 2020-07-01
CY1122815T1 (el) 2021-05-05
EP2704386A3 (en) 2014-09-24
EP3675447A1 (en) 2020-07-01
CY1124347T1 (el) 2022-07-22
SI3675447T1 (sl) 2021-06-30
DK3675446T3 (da) 2021-05-10
EP2119162B1 (en) 2014-01-08
CN101569151B (zh) 2013-01-23
DK3457653T3 (da) 2020-04-27
PL3675446T3 (pl) 2021-08-09
EP2704386A2 (en) 2014-03-05
DK3675447T3 (da) 2021-05-10
ES2869555T3 (es) 2021-10-25
HUE049222T2 (hu) 2020-09-28
HRP20210711T1 (hr) 2021-06-11
US10630521B2 (en) 2020-04-21
LT3675446T (lt) 2021-05-25
ES2869554T3 (es) 2021-10-25
EP3457653A1 (en) 2019-03-20
EP3675446B1 (en) 2021-05-05
KR20080076634A (ko) 2008-08-20
US20190222452A1 (en) 2019-07-18
US9813272B2 (en) 2017-11-07
US9584352B2 (en) 2017-02-28
HUE054759T2 (hu) 2021-09-28
EP2704386B1 (en) 2017-01-18
US8804477B2 (en) 2014-08-12
US20170118057A1 (en) 2017-04-27
WO2008100047A1 (en) 2008-08-21
ES2785038T3 (es) 2020-10-05
US20180041368A1 (en) 2018-02-08
LT3675447T (lt) 2021-05-25
EP3151499B1 (en) 2018-11-28
US10193730B2 (en) 2019-01-29
PL3675447T3 (pl) 2021-08-02
KR101314254B1 (ko) 2013-10-02
PL3457653T3 (pl) 2020-06-15
CY1124365T1 (el) 2022-07-22
PT3457653T (pt) 2020-04-23
HUE054758T2 (hu) 2021-09-28
EP3675447B1 (en) 2021-05-05
EP3457653B1 (en) 2020-04-15
CN101569151A (zh) 2009-10-28
HRP20210710T1 (hr) 2021-06-11
PT3675446T (pt) 2021-06-01
PT3675447T (pt) 2021-06-01
HRP20200643T1 (hr) 2020-07-10
EP2119162A4 (en) 2012-10-03
LT3457653T (lt) 2020-05-11

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