ATE520232T1 - Unterdrückung von in der aufwärtsübertragung auftretenden zwischenträger-interferenzen bei ofdma-übertragungssystemen - Google Patents
Unterdrückung von in der aufwärtsübertragung auftretenden zwischenträger-interferenzen bei ofdma-übertragungssystemenInfo
- Publication number
- ATE520232T1 ATE520232T1 AT07857579T AT07857579T ATE520232T1 AT E520232 T1 ATE520232 T1 AT E520232T1 AT 07857579 T AT07857579 T AT 07857579T AT 07857579 T AT07857579 T AT 07857579T AT E520232 T1 ATE520232 T1 AT E520232T1
- Authority
- AT
- Austria
- Prior art keywords
- ici
- sub
- carriers
- intercarier
- suppression
- Prior art date
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
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L25/03159—Arrangements for removing intersymbol interference operating in the frequency domain
-
- 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
-
- 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
- H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
- H04L2025/03375—Passband transmission
- H04L2025/03414—Multicarrier
-
- 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
- H04L27/2657—Carrier synchronisation
-
- 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
- H04L5/023—Multiplexing of multicarrier modulation signals
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Noise Elimination (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US87068506P | 2006-12-19 | 2006-12-19 | |
US11/844,072 US7787358B2 (en) | 2006-12-19 | 2007-08-23 | Uplink inter-carrier interference cancellation of OFDMA systems |
PCT/EP2007/063933 WO2008074730A1 (en) | 2006-12-19 | 2007-12-14 | Uplink inter-carrier interference cancellation for ofdma systems |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE520232T1 true ATE520232T1 (de) | 2011-08-15 |
Family
ID=39299762
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT07857579T ATE520232T1 (de) | 2006-12-19 | 2007-12-14 | Unterdrückung von in der aufwärtsübertragung auftretenden zwischenträger-interferenzen bei ofdma-übertragungssystemen |
Country Status (5)
Country | Link |
---|---|
US (1) | US7787358B2 (de) |
EP (1) | EP2103064B1 (de) |
CN (1) | CN101563899B (de) |
AT (1) | ATE520232T1 (de) |
WO (1) | WO2008074730A1 (de) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IL181400A0 (en) * | 2007-02-18 | 2007-07-04 | Runcom Technologies Ltd | SATELLITE AND WiMAX COMMUNICATION SYSTEM AND METHOD |
US7664190B1 (en) * | 2008-08-04 | 2010-02-16 | Mediatek Inc. | Multi-carrier receiver with dynamic power adjustment and method for dynamically adjusting the power consumption of a multi-carrier receiver |
US20100091909A1 (en) * | 2008-10-10 | 2010-04-15 | Harris Corporation | Systems and methods for unequal error protection and soft decision calculations |
US9130788B2 (en) | 2008-10-15 | 2015-09-08 | Stmicroelectronics, Inc. | Determining a response of a rapidly varying OFDM communication channel using an observation scalar |
US9338033B2 (en) | 2008-10-15 | 2016-05-10 | Stmicroelectronics, Inc. | Recovering data from a primary one of simultaneous signals, such as orthogonal-frequency-division-multiplexed (OFDM) signals, that include a same frequency |
US8718208B2 (en) * | 2008-10-15 | 2014-05-06 | Stmicroelectronics, Inc. | Recovery of data from a multi carrier signal |
US9083573B2 (en) | 2008-10-15 | 2015-07-14 | Stmicroelectronics Asia Pacific Pte. Ltd. | Simultaneous transmission of signals, such as orthogonal-frequency-division-multiplexed (OFDM) signals, that include a same frequency |
US9240908B2 (en) | 2008-10-15 | 2016-01-19 | Stmicroelectronics, Inc. | Pilot pattern for observation scalar MIMO-OFDM |
US9020050B2 (en) * | 2008-10-15 | 2015-04-28 | Stmicroelectronics, Inc. | Accounting for inter-carrier interference in determining a response of an OFDM communication channel |
US9148311B2 (en) | 2008-10-15 | 2015-09-29 | Stmicroelectronics, Inc. | Determining responses of rapidly varying MIMO-OFDM communication channels using observation scalars |
US9596106B2 (en) | 2008-10-15 | 2017-03-14 | Stmicroelectronics, Inc. | Pilot pattern for observation-scalar MIMO-OFDM |
US9137054B2 (en) | 2008-10-15 | 2015-09-15 | Stmicroelectronics, Inc. | Pilot pattern for MIMO OFDM |
US9130789B2 (en) | 2008-10-15 | 2015-09-08 | Stmicroelectronics Asia Pacific Pte. Ltd. | Recovering data from a secondary one of simultaneous signals, such as orthogonal-frequency-division-multiplexed (OFDM) signals, that include a same frequency |
US9942078B2 (en) * | 2009-05-29 | 2018-04-10 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Methods and apparatus for simultaneous estimation of frequency offset and channel response for MU-MIMO OFDMA |
US8755459B2 (en) | 2010-03-16 | 2014-06-17 | Nokia Corporation | Methods and apparatuses for interference cancellation with frequency error compensation for equalizer adaptation |
CN102244630A (zh) * | 2010-05-13 | 2011-11-16 | 北京泰美世纪科技有限公司 | Ofdm系统中子载波间干扰消除的方法及装置 |
US8654728B2 (en) * | 2011-04-29 | 2014-02-18 | Telefonaktiebolaget L M Ericsson (Publ) | Generating uplink signals from user equipment nodes to identify interferers to a network node |
CN102196542B (zh) * | 2011-05-27 | 2014-06-25 | 上海华为技术有限公司 | 功率控制方法、设备和系统 |
DE112013002318T5 (de) * | 2012-05-04 | 2015-01-22 | Analog Devices, Inc. | Gütefaktorabstimmung für LC-Schaltungen und Frequenzabstimmung für LC-Schaltungen |
US8918070B2 (en) | 2012-05-04 | 2014-12-23 | Analog Devices, Inc. | Frequency tuning for LC circuits |
TWI552909B (zh) * | 2013-07-30 | 2016-10-11 | Vehicle visible light communication system | |
TWI517606B (zh) | 2014-04-18 | 2016-01-11 | 國立交通大學 | 可見光通訊方法 |
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 |
DE112017000016T5 (de) * | 2016-03-15 | 2017-11-30 | Sony Corporation | Infrastruktureinrichtung, kommunikationsgeräte und verfahren |
US10334533B2 (en) | 2016-11-02 | 2019-06-25 | At&T Intellectual Property I, L.P. | Non-orthogonal design for channel state information reference signals for a 5G air interface or other next generation network interfaces |
US10237032B2 (en) | 2017-01-06 | 2019-03-19 | At&T Intellectual Property I, L.P. | Adaptive channel state information reference signal configurations for a 5G wireless communication network or other next generation network |
US10320512B2 (en) * | 2017-01-08 | 2019-06-11 | At&T Intellectual Property I, L.P. | Interference cancelation for 5G or other next generation network |
WO2019030426A1 (en) * | 2017-08-11 | 2019-02-14 | Nokia Technologies Oy | INTERFERENCE COMPENSATION BETWEEN CARRIERS |
CN110824412B (zh) * | 2019-10-21 | 2022-05-24 | 西安空间无线电技术研究所 | 一种非相干扩频应答机距离零值高精度测量系统 |
CN112714086B (zh) * | 2019-10-25 | 2022-04-05 | 大唐移动通信设备有限公司 | 一种频偏估计方法及基站 |
US11271659B1 (en) * | 2020-08-24 | 2022-03-08 | Huawei Technologies Co., Ltd. | Systems and methods for phase noise mitigation in optical superchannels |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002067525A2 (en) | 2001-02-22 | 2002-08-29 | Koninklijke Philips Electronics N.V. | Intercarrier interference cancellation in multicarrier receivers |
US7130355B1 (en) | 2001-07-25 | 2006-10-31 | At&T Corp. | Amelioration in inter-carrier interference in OFDM |
US20040005010A1 (en) * | 2002-07-05 | 2004-01-08 | National University Of Singapore | Channel estimator and equalizer for OFDM systems |
US7280467B2 (en) | 2003-01-07 | 2007-10-09 | Qualcomm Incorporated | Pilot transmission schemes for wireless multi-carrier communication systems |
US7133479B2 (en) * | 2003-04-15 | 2006-11-07 | Silicon Integrated Systems Corp. | Frequency synchronization apparatus and method for OFDM systems |
KR100913874B1 (ko) | 2003-10-27 | 2009-08-26 | 삼성전자주식회사 | 직교주파수분할다중 시스템에서 부채널 간 간섭 제거 방법 |
KR20050075553A (ko) * | 2004-01-15 | 2005-07-21 | 삼성전자주식회사 | 다중반송파 코드분할다중접속 시스템에서의 역방향 파일럿설계 방법 |
RU2006147002A (ru) | 2004-05-28 | 2008-07-10 | Конинклейке Филипс Электроникс Н.В. (Nl) | Способ обработки сигналов и процессор сигналов в системе ofdm |
US20070211827A1 (en) | 2004-05-28 | 2007-09-13 | Koninklijke Philips Electronics, N.V. | Channel Estimation in an Ofdm System With High Doppler Shift |
JP4421416B2 (ja) | 2004-08-04 | 2010-02-24 | 富士通株式会社 | Ofdm方式の受信装置 |
KR100651446B1 (ko) | 2005-01-19 | 2007-02-28 | 삼성전자주식회사 | 시공간 블록 부호화 기법을 사용하는직교주파수다중화방식의 이동통신시스템에서 채널 추정 및주기적 프리픽스 재생성 장치 및 방법 |
US7706428B2 (en) | 2005-04-21 | 2010-04-27 | Telefonaktiebolaget L M Ericsson (Publ) | Low complexity inter-carrier interference cancellation |
US7480497B2 (en) * | 2005-06-29 | 2009-01-20 | Intel Corporation | Multicarrier receiver and method for carrier frequency offset correction and channel estimation for receipt of simultaneous transmissions over a multi-user uplink |
US7688708B2 (en) * | 2006-03-24 | 2010-03-30 | Alcatel-Lucent Usa Inc. | Method of OFDMA tone interference cancellation |
US20080144749A1 (en) * | 2006-12-19 | 2008-06-19 | Leif Wilhelmsson | Inter-Carrier Interference Cancellation for OFDMA Systems |
-
2007
- 2007-08-23 US US11/844,072 patent/US7787358B2/en not_active Expired - Fee Related
- 2007-12-14 CN CN200780047163.3A patent/CN101563899B/zh not_active Expired - Fee Related
- 2007-12-14 EP EP07857579A patent/EP2103064B1/de not_active Not-in-force
- 2007-12-14 AT AT07857579T patent/ATE520232T1/de not_active IP Right Cessation
- 2007-12-14 WO PCT/EP2007/063933 patent/WO2008074730A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
WO2008074730A1 (en) | 2008-06-26 |
CN101563899B (zh) | 2012-12-26 |
EP2103064B1 (de) | 2011-08-10 |
US7787358B2 (en) | 2010-08-31 |
CN101563899A (zh) | 2009-10-21 |
EP2103064A1 (de) | 2009-09-23 |
US20080144486A1 (en) | 2008-06-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |