CN1290280C - 自适应载波间干扰自消除的方法与收发信机 - Google Patents
自适应载波间干扰自消除的方法与收发信机 Download PDFInfo
- Publication number
- CN1290280C CN1290280C CN02160551.3A CN02160551A CN1290280C CN 1290280 C CN1290280 C CN 1290280C CN 02160551 A CN02160551 A CN 02160551A CN 1290280 C CN1290280 C CN 1290280C
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- CN
- China
- Prior art keywords
- modulator
- inter
- carrier interference
- demodulator
- eliminating
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
Links
- 238000000034 method Methods 0.000 title claims abstract description 32
- 230000003044 adaptive effect Effects 0.000 title claims description 35
- 239000000969 carrier Substances 0.000 title 1
- 230000010363 phase shift Effects 0.000 claims description 16
- 230000003595 spectral effect Effects 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000002474 experimental method Methods 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000003379 elimination reaction Methods 0.000 abstract description 8
- 238000001228 spectrum Methods 0.000 abstract description 5
- 230000011664 signaling Effects 0.000 abstract 1
- 238000004891 communication Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000008030 elimination Effects 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
- H04L1/04—Arrangements for detecting or preventing errors in the information received by diversity reception using frequency diversity
-
- 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
- H04L25/03821—Inter-carrier interference cancellation [ICI]
-
- 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
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0044—Allocation of payload; Allocation of data channels, e.g. PDSCH or PUSCH
- H04L5/0046—Determination of the number of bits transmitted on different sub-channels
-
- 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
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0058—Allocation criteria
- H04L5/006—Quality of the received signal, e.g. BER, SNR, water filling
-
- 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
- H04L5/0091—Signalling for the administration of the divided path, e.g. signalling of configuration information
- H04L5/0094—Indication of how sub-channels of the path are allocated
-
- 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
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Quality & Reliability (AREA)
- Power Engineering (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Noise Elimination (AREA)
Abstract
Description
Δf=0 | 0<Δf<0.1 | 0.1≤Δf<0.15 | 0.15≤Δf<0.5 | 0.5≤Δf<0.6 | f3>0.6 | |
SNR≤10.3dB | M. | M1 | M1 | M1 | M1 | M1 |
10.3<SNR≤12.6dB | M2,T1 | |||||
12.6<SNR≤13dB | M3,T1 | |||||
13<SNR≤16.6dB | M3,T3 | M3,T3 | M3,T3 | M3,T3 | ||
16.6<SNR≤18.3dB | M3,T1 | |||||
18.3dB<SNR | M2,T1 | M3,T2 |
Claims (19)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN02160551.3A CN1290280C (zh) | 2002-12-31 | 2002-12-31 | 自适应载波间干扰自消除的方法与收发信机 |
EP03029651.1A EP1435713B1 (en) | 2002-12-31 | 2003-12-23 | Adaptive cancellation of inter-carrier interference |
US10/747,187 US7443782B2 (en) | 2002-12-31 | 2003-12-30 | Adaptive inter-carrier interference self-cancellation method and transceiver thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN02160551.3A CN1290280C (zh) | 2002-12-31 | 2002-12-31 | 自适应载波间干扰自消除的方法与收发信机 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1514555A CN1514555A (zh) | 2004-07-21 |
CN1290280C true CN1290280C (zh) | 2006-12-13 |
Family
ID=32477224
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN02160551.3A Expired - Lifetime CN1290280C (zh) | 2002-12-31 | 2002-12-31 | 自适应载波间干扰自消除的方法与收发信机 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7443782B2 (zh) |
EP (1) | EP1435713B1 (zh) |
CN (1) | CN1290280C (zh) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8311152B1 (en) * | 2004-02-27 | 2012-11-13 | Marvell International Ltd. | Adaptive OFDM receiver based on carrier frequency offset |
CN100349387C (zh) * | 2004-04-13 | 2007-11-14 | 上海贝尔阿尔卡特股份有限公司 | 垂直-贝尔实验室分层空时码的检测方法和设备 |
US8009747B2 (en) | 2004-12-28 | 2011-08-30 | Zte Corporation | Method for suppressing the inter-carrier interference in the orthogonal frequency division multiplexing mobile communication system |
US7706428B2 (en) * | 2005-04-21 | 2010-04-27 | Telefonaktiebolaget L M Ericsson (Publ) | Low complexity inter-carrier interference cancellation |
WO2006137375A1 (ja) * | 2005-06-22 | 2006-12-28 | Matsushita Electric Industrial Co., Ltd. | マルチキャリア伝送方式の送信装置及び受信装置並びにマルチキャリア伝送方式を用いた送信方法及び受信方法 |
KR101001730B1 (ko) * | 2005-12-09 | 2010-12-15 | 한국전자통신연구원 | 와이브로 시스템에서 ici 제거에 적합한 반복 수신기장치 및 그 방법 |
KR100860666B1 (ko) | 2006-01-06 | 2008-09-26 | 삼성전자주식회사 | 통신 시스템에서 신호 수신 장치 및 방법 |
CN101087159B (zh) * | 2006-06-05 | 2011-03-09 | 中兴通讯股份有限公司 | 一种频率偏移估计的方法 |
CN101141141B (zh) * | 2007-04-06 | 2011-04-20 | 中兴通讯股份有限公司 | 数字通信频偏消除的方法及使用这种方法的装置 |
KR101339425B1 (ko) * | 2007-08-27 | 2013-12-09 | 삼성전자주식회사 | Ici 추정 방법 및 ici 저감 등화기 |
CN101998593B (zh) * | 2009-08-08 | 2014-09-10 | 中兴通讯股份有限公司 | 降低多载波相互干扰的方法与装置 |
CN101997794B (zh) * | 2009-08-08 | 2015-01-28 | 中兴通讯股份有限公司 | 降低多载波相互干扰的方法与装置 |
CN101997795B (zh) * | 2009-08-08 | 2015-01-28 | 中兴通讯股份有限公司 | 降低多载波相互干扰的方法与装置 |
CN101998595B (zh) * | 2009-08-08 | 2014-12-10 | 中兴通讯股份有限公司 | 降低多载波相互干扰的方法与装置 |
CN101998592B (zh) * | 2009-08-08 | 2014-02-05 | 中兴通讯股份有限公司 | 降低多载波相互干扰的方法与装置 |
CN101998610B (zh) | 2009-08-08 | 2014-06-11 | 中兴通讯股份有限公司 | 降低多载波相互干扰的方法与装置 |
CN101998594B (zh) * | 2009-08-08 | 2014-04-30 | 中兴通讯股份有限公司 | 降低多载波相互干扰的方法与装置 |
CN103581092B (zh) * | 2012-08-08 | 2016-12-21 | 中国移动通信集团公司 | 一种降低认知无线电带外干扰的方法和装置 |
CN103401827B (zh) * | 2013-08-01 | 2016-09-14 | 东南大学 | 一种mppsk调制的多载波实现方法 |
CN104022982A (zh) * | 2014-05-09 | 2014-09-03 | 国家电网公司 | 一种可变编码效率的ici自消除算法 |
CN105337911B (zh) * | 2014-08-07 | 2019-12-03 | 中兴通讯股份有限公司 | 一种子载波间干扰的消除方法和装置 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6175550B1 (en) * | 1997-04-01 | 2001-01-16 | Lucent Technologies, Inc. | Orthogonal frequency division multiplexing system with dynamically scalable operating parameters and method thereof |
JP3983542B2 (ja) * | 1999-06-29 | 2007-09-26 | 三菱電機株式会社 | 自動周波数制御回路および復調装置 |
KR100355271B1 (ko) * | 2000-10-11 | 2002-10-11 | 한국전자통신연구원 | 적응형 전송기법을 이용한 강우 감쇠 보상방법 |
US7027530B2 (en) * | 2001-04-11 | 2006-04-11 | Atheros Communications, Inc. | Method and apparatus for maximizing receiver performance utilizing mid-packet gain changes |
US7308063B2 (en) * | 2002-12-20 | 2007-12-11 | Nokia Corporation | Apparatus, and associated method, for effectuating post-FFT correction of fine frequency offset |
-
2002
- 2002-12-31 CN CN02160551.3A patent/CN1290280C/zh not_active Expired - Lifetime
-
2003
- 2003-12-23 EP EP03029651.1A patent/EP1435713B1/en not_active Expired - Lifetime
- 2003-12-30 US US10/747,187 patent/US7443782B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US20040151254A1 (en) | 2004-08-05 |
EP1435713A2 (en) | 2004-07-07 |
CN1514555A (zh) | 2004-07-21 |
EP1435713B1 (en) | 2015-12-02 |
EP1435713A3 (en) | 2007-02-14 |
US7443782B2 (en) | 2008-10-28 |
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GR01 | Patent grant | ||
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Owner name: SHANGHAI ALCATEL-LUCENT CO., LTD. Free format text: FORMER NAME: BEIER AERKATE CO., LTD., SHANGHAI |
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CP01 | Change in the name or title of a patent holder |
Address after: 201206 Pudong New Area Jinqiao Export Processing Zone, Nanjing Road, No. 388, Shanghai Patentee after: ALCATEL-LUCENT SHANGHAI BELL Co.,Ltd. Address before: 201206 Pudong New Area Jinqiao Export Processing Zone, Nanjing Road, No. 388, Shanghai Patentee before: Shanghai Bell Alcatel Co.,Ltd. |
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Address after: 201206 Pudong New Area Jinqiao Export Processing Zone, Nanjing Road, No. 388, Shanghai Patentee after: NOKIA SHANGHAI BELL Co.,Ltd. Address before: 201206 Pudong New Area Jinqiao Export Processing Zone, Nanjing Road, No. 388, Shanghai Patentee before: ALCATEL-LUCENT SHANGHAI BELL Co.,Ltd. |
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Granted publication date: 20061213 |
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