CN102301625A - 无线发送装置和参考信号发送方法 - Google Patents
无线发送装置和参考信号发送方法 Download PDFInfo
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- CN102301625A CN102301625A CN201080005700XA CN201080005700A CN102301625A CN 102301625 A CN102301625 A CN 102301625A CN 201080005700X A CN201080005700X A CN 201080005700XA CN 201080005700 A CN201080005700 A CN 201080005700A CN 102301625 A CN102301625 A CN 102301625A
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- 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
- H04L25/0202—Channel estimation
- H04L25/0224—Channel estimation using sounding signals
- H04L25/0226—Channel estimation using sounding signals sounding signals per se
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- 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
- H04L25/0202—Channel estimation
- H04L25/0224—Channel estimation using sounding signals
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- 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
- H04L25/0202—Channel estimation
- H04L25/022—Channel estimation of frequency response
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- 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
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- 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
- H04L27/26524—Fast Fourier transform [FFT] or discrete Fourier transform [DFT] demodulators in combination with other circuits for demodulation
- H04L27/26526—Fast Fourier transform [FFT] or discrete Fourier transform [DFT] demodulators in combination with other circuits for demodulation with inverse FFT [IFFT] or inverse DFT [IDFT] demodulators, e.g. standard single-carrier frequency-division multiple access [SC-FDMA] receiver or DFT spread orthogonal frequency division multiplexing [DFT-SOFDM]
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- 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
- H04L5/001—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT the frequencies being arranged in component carriers
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- 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
- H04L27/2602—Signal structure
- H04L27/261—Details of reference signals
- H04L27/2613—Structure of the reference signals
-
- 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
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Discrete Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
- Transmitters (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410213179.9A CN103957092B (zh) | 2009-01-29 | 2010-01-28 | 发送装置、接收装置、发送方法、接收方法以及集成电路 |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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JP2009018632 | 2009-01-29 | ||
JP2009-018632 | 2009-01-29 | ||
PCT/JP2010/000496 WO2010087173A1 (ja) | 2009-01-29 | 2010-01-28 | 無線送信装置及び参照信号送信方法 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201410213179.9A Division CN103957092B (zh) | 2009-01-29 | 2010-01-28 | 发送装置、接收装置、发送方法、接收方法以及集成电路 |
Publications (2)
Publication Number | Publication Date |
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CN102301625A true CN102301625A (zh) | 2011-12-28 |
CN102301625B CN102301625B (zh) | 2014-07-09 |
Family
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Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201080005700.XA Active CN102301625B (zh) | 2009-01-29 | 2010-01-28 | 无线发送装置和参考信号发送方法 |
CN201410213179.9A Active CN103957092B (zh) | 2009-01-29 | 2010-01-28 | 发送装置、接收装置、发送方法、接收方法以及集成电路 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410213179.9A Active CN103957092B (zh) | 2009-01-29 | 2010-01-28 | 发送装置、接收装置、发送方法、接收方法以及集成电路 |
Country Status (10)
Country | Link |
---|---|
US (6) | US10263744B2 (zh) |
EP (3) | EP3496304B1 (zh) |
JP (2) | JP5295270B2 (zh) |
KR (2) | KR101676462B1 (zh) |
CN (2) | CN102301625B (zh) |
AU (1) | AU2010209166B2 (zh) |
BR (1) | BRPI1007424B1 (zh) |
RU (1) | RU2526839C2 (zh) |
SG (1) | SG173184A1 (zh) |
WO (1) | WO2010087173A1 (zh) |
Families Citing this family (8)
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US8953533B2 (en) | 2009-04-10 | 2015-02-10 | Nec Corporation | Wireless communication system, base station, server, wireless communication method, and program |
US20120008615A1 (en) * | 2009-04-10 | 2012-01-12 | Nec Corporation | Wireless communication system, base station, terminal, wireless communication method, and program |
EP2571199B1 (en) * | 2011-09-19 | 2015-04-29 | Alcatel Lucent | Method and apparatus for assessing the quality of a communication channel in a multi-domain network |
KR101745700B1 (ko) * | 2012-02-29 | 2017-06-09 | 삼성전자주식회사 | 무선통신 시스템에서 기준 신호 송수신을 위한 장치 및 방법 |
US9832001B2 (en) * | 2013-06-21 | 2017-11-28 | Sharp Kabushiki Kaisha | Terminal device, base station, communication system, and communication method |
US9998267B2 (en) | 2013-09-25 | 2018-06-12 | Nec (China) Co., Ltd. | Method and apparatus for uplink data transmission in a wireless communication system |
CN105553896B (zh) * | 2015-11-30 | 2019-06-18 | 华南理工大学 | 宽带多频稀疏信号的非均匀采样与重建方法 |
WO2018174523A2 (ko) * | 2017-03-22 | 2018-09-27 | 엘지전자 주식회사 | 무선랜 시스템에서 웨이크업 패킷을 송신하는 방법 및 장치 |
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WO2007122828A1 (ja) * | 2006-04-25 | 2007-11-01 | Nec Corporation | パイロット信号伝送方法および無線通信装置 |
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- 2010-01-28 KR KR1020127012067A patent/KR101676462B1/ko active IP Right Grant
- 2010-01-28 RU RU2011131776/07A patent/RU2526839C2/ru active
- 2010-01-28 US US13/146,611 patent/US10263744B2/en active Active
- 2010-01-28 EP EP16186731.2A patent/EP3133754B1/en active Active
- 2010-01-28 CN CN201080005700.XA patent/CN102301625B/zh active Active
- 2010-01-28 KR KR1020117017726A patent/KR101676468B1/ko active IP Right Grant
- 2010-01-28 WO PCT/JP2010/000496 patent/WO2010087173A1/ja active Application Filing
- 2010-01-28 AU AU2010209166A patent/AU2010209166B2/en active Active
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Patent Citations (4)
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