CN102257732A - 选择性峰值功率降低 - Google Patents
选择性峰值功率降低 Download PDFInfo
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- CN102257732A CN102257732A CN2009801506906A CN200980150690A CN102257732A CN 102257732 A CN102257732 A CN 102257732A CN 2009801506906 A CN2009801506906 A CN 2009801506906A CN 200980150690 A CN200980150690 A CN 200980150690A CN 102257732 A CN102257732 A CN 102257732A
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- signal
- input signal
- peak value
- distortion
- frequency band
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- 230000009467 reduction Effects 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 claims abstract description 20
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- 238000004891 communication Methods 0.000 claims description 31
- 230000003595 spectral effect Effects 0.000 claims description 28
- 230000005540 biological transmission Effects 0.000 claims description 9
- 238000012545 processing Methods 0.000 claims description 9
- 238000012937 correction Methods 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 4
- 238000011946 reduction process Methods 0.000 claims description 3
- 238000009432 framing Methods 0.000 claims 2
- 238000005516 engineering process Methods 0.000 description 23
- 238000001228 spectrum Methods 0.000 description 11
- 238000005070 sampling Methods 0.000 description 10
- 238000012546 transfer Methods 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 3
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- BPJREJZJPCLZIP-UHFFFAOYSA-N 4-(diazoniomethylidene)-7-(diethylamino)chromen-2-olate Chemical group [N-]=[N+]=CC1=CC(=O)OC2=CC(N(CC)CC)=CC=C21 BPJREJZJPCLZIP-UHFFFAOYSA-N 0.000 description 1
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Images
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L5/00—Automatic control of voltage, current, or power
- H03L5/02—Automatic control of voltage, current, or power of power
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
- H04L25/40—Transmitting circuits; Receiving circuits
- H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/02—Transmitters
- H04B1/04—Circuits
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Transmitters (AREA)
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
- Amplifiers (AREA)
Abstract
Description
Claims (28)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/337,444 US8068558B2 (en) | 2008-12-17 | 2008-12-17 | Selective peak power reduction |
US12/337,444 | 2008-12-17 | ||
US12/337444 | 2008-12-17 | ||
PCT/IB2009/007649 WO2010070406A2 (en) | 2008-12-17 | 2009-12-02 | Selective peak power reduction |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102257732A true CN102257732A (zh) | 2011-11-23 |
CN102257732B CN102257732B (zh) | 2015-02-25 |
Family
ID=42240499
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200980150690.6A Active CN102257732B (zh) | 2008-12-17 | 2009-12-02 | 选择性峰值功率降低 |
Country Status (10)
Country | Link |
---|---|
US (4) | US8068558B2 (zh) |
EP (1) | EP2380280A4 (zh) |
JP (1) | JP5364795B2 (zh) |
KR (1) | KR101459182B1 (zh) |
CN (1) | CN102257732B (zh) |
BR (1) | BRPI0923438A2 (zh) |
CA (1) | CA2745072C (zh) |
HK (1) | HK1164561A1 (zh) |
RU (1) | RU2494534C2 (zh) |
WO (1) | WO2010070406A2 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109076049A (zh) * | 2016-05-13 | 2018-12-21 | 瑞典爱立信有限公司 | 基于分配的失真函数选择 |
Families Citing this family (24)
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CN101647217B (zh) * | 2007-04-13 | 2013-02-27 | 富士通株式会社 | 峰值抑制电路、发送装置以及峰值抑制方法 |
US8311148B2 (en) * | 2007-06-29 | 2012-11-13 | Nec Corporation | Transmission signal generating apparatus, method, and program |
US8885764B2 (en) * | 2009-10-15 | 2014-11-11 | Telefonaktiebolaget L M Ericsson (Publ) | EVM pooling for multi-standard and multi-carrier systems |
KR101714784B1 (ko) * | 2010-01-25 | 2017-03-10 | 삼성전자주식회사 | 피크 윈도윙을 이용한 피크대평균전력비 감소 방법 및 장치 |
GB2477986C (en) * | 2010-02-22 | 2013-12-25 | Toshiba Res Europ Ltd | Method and apparatus for crest factor reduction |
GB201005162D0 (en) * | 2010-03-29 | 2010-05-12 | Cambridge Silicon Radio Ltd | An efficient ofdm peak reduction algorithm |
KR20120085635A (ko) * | 2011-01-24 | 2012-08-01 | 엘지전자 주식회사 | 무선 통신 시스템에서 듀얼 모드 이동 단말기 및 이를 위한 제어 방법 |
US8548085B2 (en) | 2011-06-17 | 2013-10-01 | Telefonaktiebolaget L M Ericsson (Publ) | Multi-carrier peak power reduction in frequency hopping systems |
US9215120B2 (en) * | 2011-12-21 | 2015-12-15 | Telefonaktiebolaget L M Ericsson (Publ) | Multi-band crest factor reduction |
US9112634B2 (en) | 2012-02-10 | 2015-08-18 | Qualcomm Incorporated | Reducing network acquisition time |
DE102012209237A1 (de) * | 2012-05-31 | 2013-12-05 | Robert Bosch Gmbh | Druckmessglühkerze |
US8792572B1 (en) * | 2013-05-30 | 2014-07-29 | Telefonaktiebolaget L M Ericsson (Publ) | Universal peak power reduction in communication radios |
US9331882B2 (en) * | 2013-06-05 | 2016-05-03 | Telefonaktiebolaget L M Ericsson (Publ) | Crest factor reduction of carrier aggregated signals |
CN103491045B (zh) * | 2013-09-03 | 2016-08-24 | 大唐移动通信设备有限公司 | 多载波削峰处理方法与装置 |
US9008223B1 (en) * | 2013-12-24 | 2015-04-14 | Freescale Semiconductor, Inc. | Transmitter and method for reducing the peak-to-average power ratio of a digitally modulated communication signal |
CN105122681A (zh) * | 2013-12-31 | 2015-12-02 | 华为技术有限公司 | 一种光发射器及发射方法、光接收器及接收方法 |
JP6330482B2 (ja) * | 2014-05-27 | 2018-05-30 | 富士通株式会社 | 無線装置 |
US9485129B1 (en) * | 2014-07-07 | 2016-11-01 | Altera Corporation | Multi-standard peak canceling circuitry |
EP3295633B1 (en) | 2015-05-11 | 2022-04-13 | Andrew Wireless Systems GmbH | Crest factor optimization in a digital repeater system |
US10181867B2 (en) | 2015-10-08 | 2019-01-15 | Telefonaktiebolaget Lm Ericsson (Publ) | Crest factor reduction in a radio transmitter |
US9838137B2 (en) * | 2015-12-18 | 2017-12-05 | Fujitsu Limited | Device and method for transmitting optical signal in which a plurality of signals are multiplexed |
CN108702163B (zh) * | 2015-12-29 | 2020-07-10 | 蓝色多瑙河系统有限公司 | 用于多波束波峰因子降低的系统和方法 |
CN111521961B (zh) * | 2020-06-09 | 2022-04-05 | 中北大学 | 基于金刚石nv色心的单路三轴磁信息检测方法及系统 |
US11765011B2 (en) | 2021-07-06 | 2023-09-19 | Huawei Technologies Co., Ltd. | Method and apparatus for transmitting and receiving data |
Citations (5)
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CN1337088A (zh) * | 1998-12-24 | 2002-02-20 | 诺基亚网络有限公司 | 利用预失真的多频发射机及发射方法 |
US20030067866A1 (en) * | 2001-06-19 | 2003-04-10 | Samsung Electronics Co., Ltd. | Method and apparatus for reducing peak power in partial transmit sequence OFDM |
EP1469649A1 (en) * | 2003-04-17 | 2004-10-20 | University Of Southampton | Method and apparatus of peak-to-average power ratio reduction |
CN1849761A (zh) * | 2003-09-09 | 2006-10-18 | 三星电子株式会社 | 降低正交频分复用通信系统中峰均功率比的装置和方法 |
WO2008129645A1 (ja) * | 2007-04-13 | 2008-10-30 | Fujitsu Limited | ピーク抑圧方法 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3003403B2 (ja) | 1992-08-26 | 2000-01-31 | トヨタ自動車株式会社 | 内燃機関の軸受構造 |
US6259724B1 (en) * | 1996-10-18 | 2001-07-10 | Telefonaktiebolaget L M Ericsson (Publ) | Random access in a mobile telecommunications system |
US6236864B1 (en) * | 1998-11-27 | 2001-05-22 | Nortel Networks Limited | CDMA transmit peak power reduction |
KR100547843B1 (ko) * | 2001-07-13 | 2006-02-01 | 삼성전자주식회사 | 이동통신 시스템의 송신전력 제어장치 및 방법 |
CA2467822A1 (en) * | 2001-11-20 | 2003-05-30 | Qualcomm Incorporated | Reverse link power controlled repeater |
US7113551B2 (en) * | 2002-07-25 | 2006-09-26 | Intersil Corporation | Transmitter with limited spectral regrowth and method therefor |
JP3654526B2 (ja) * | 2002-09-04 | 2005-06-02 | 株式会社日立国際電気 | 振幅制限装置 |
JP3693331B2 (ja) * | 2002-10-23 | 2005-09-07 | 株式会社日立国際電気 | マルチキャリア信号生成装置 |
US7013161B2 (en) * | 2002-09-24 | 2006-03-14 | Nortel Networks Limited | Peak power reduction using windowing and filtering |
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 |
JP2004320432A (ja) * | 2003-04-16 | 2004-11-11 | Hitachi Kokusai Electric Inc | 送信機 |
US7292639B1 (en) * | 2003-06-05 | 2007-11-06 | Nortel Networks Limited | Method and apparatus for peak to average power ratio reduction for orthogonal frequency division multiplex systems |
JP2006115096A (ja) * | 2004-10-13 | 2006-04-27 | Matsushita Electric Ind Co Ltd | マルチキャリア通信装置およびピーク電力抑圧方法 |
JPWO2007037091A1 (ja) * | 2005-09-28 | 2009-04-02 | パナソニック株式会社 | マルチキャリア通信装置およびマルチキャリア通信方法 |
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 |
US7783260B2 (en) * | 2006-04-27 | 2010-08-24 | Crestcom, Inc. | Method and apparatus for adaptively controlling signals |
JP2007332266A (ja) | 2006-06-14 | 2007-12-27 | Dainippon Printing Co Ltd | 液晶組成物、これを用いたカラーフィルタ及び液晶表示装置 |
GB0620158D0 (en) * | 2006-10-11 | 2006-11-22 | Nokia Corp | Method and apparatus for reducing peak-to-average power ratio of a signal |
EP2206307B1 (en) | 2007-10-04 | 2013-01-09 | Apple Inc. | Method and system for adaptive peak to average power ratio reduction in OFDM communication networks |
JP2009159055A (ja) * | 2007-12-25 | 2009-07-16 | Panasonic Corp | 送信装置及びピーク抑圧方法 |
-
2008
- 2008-12-17 US US12/337,444 patent/US8068558B2/en active Active
-
2009
- 2009-12-02 RU RU2011129270/08A patent/RU2494534C2/ru active
- 2009-12-02 JP JP2011541625A patent/JP5364795B2/ja active Active
- 2009-12-02 EP EP09833000.4A patent/EP2380280A4/en not_active Withdrawn
- 2009-12-02 BR BRPI0923438A patent/BRPI0923438A2/pt not_active Application Discontinuation
- 2009-12-02 WO PCT/IB2009/007649 patent/WO2010070406A2/en active Application Filing
- 2009-12-02 CN CN200980150690.6A patent/CN102257732B/zh active Active
- 2009-12-02 KR KR1020117013794A patent/KR101459182B1/ko active IP Right Grant
- 2009-12-02 CA CA2745072A patent/CA2745072C/en active Active
-
2011
- 2011-11-08 US US13/291,481 patent/US8238473B2/en active Active
-
2012
- 2012-05-23 HK HK12105070.8A patent/HK1164561A1/zh unknown
- 2012-07-03 US US13/541,348 patent/US8605818B2/en active Active
- 2012-09-15 US US13/620,743 patent/US8670502B2/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1337088A (zh) * | 1998-12-24 | 2002-02-20 | 诺基亚网络有限公司 | 利用预失真的多频发射机及发射方法 |
US20030067866A1 (en) * | 2001-06-19 | 2003-04-10 | Samsung Electronics Co., Ltd. | Method and apparatus for reducing peak power in partial transmit sequence OFDM |
EP1469649A1 (en) * | 2003-04-17 | 2004-10-20 | University Of Southampton | Method and apparatus of peak-to-average power ratio reduction |
CN1849761A (zh) * | 2003-09-09 | 2006-10-18 | 三星电子株式会社 | 降低正交频分复用通信系统中峰均功率比的装置和方法 |
WO2008129645A1 (ja) * | 2007-04-13 | 2008-10-30 | Fujitsu Limited | ピーク抑圧方法 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109076049A (zh) * | 2016-05-13 | 2018-12-21 | 瑞典爱立信有限公司 | 基于分配的失真函数选择 |
CN109076049B (zh) * | 2016-05-13 | 2021-10-01 | 瑞典爱立信有限公司 | 用于传送信号的方法和装置 |
US11552835B2 (en) | 2016-05-13 | 2023-01-10 | Telefonaktiebolaget Lm Ericsson (Publ) | Allocation-based distortion function selection |
Also Published As
Publication number | Publication date |
---|---|
RU2494534C2 (ru) | 2013-09-27 |
US20100150256A1 (en) | 2010-06-17 |
KR101459182B1 (ko) | 2014-11-07 |
KR20110104499A (ko) | 2011-09-22 |
US8670502B2 (en) | 2014-03-11 |
BRPI0923438A2 (pt) | 2016-01-12 |
CA2745072C (en) | 2016-10-25 |
US20120275543A1 (en) | 2012-11-01 |
HK1164561A1 (zh) | 2012-09-21 |
CN102257732B (zh) | 2015-02-25 |
CA2745072A1 (en) | 2010-06-24 |
US8068558B2 (en) | 2011-11-29 |
JP2012515456A (ja) | 2012-07-05 |
EP2380280A4 (en) | 2013-09-18 |
US20130010894A1 (en) | 2013-01-10 |
WO2010070406A3 (en) | 2010-10-28 |
US8605818B2 (en) | 2013-12-10 |
JP5364795B2 (ja) | 2013-12-11 |
RU2011129270A (ru) | 2013-02-10 |
WO2010070406A2 (en) | 2010-06-24 |
US8238473B2 (en) | 2012-08-07 |
US20120057654A1 (en) | 2012-03-08 |
EP2380280A2 (en) | 2011-10-26 |
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