KR101288369B1 - 송신장치 및 통신방법 - Google Patents
송신장치 및 통신방법 Download PDFInfo
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- KR101288369B1 KR101288369B1 KR1020087032052A KR20087032052A KR101288369B1 KR 101288369 B1 KR101288369 B1 KR 101288369B1 KR 1020087032052 A KR1020087032052 A KR 1020087032052A KR 20087032052 A KR20087032052 A KR 20087032052A KR 101288369 B1 KR101288369 B1 KR 101288369B1
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- 238000000034 method Methods 0.000 title claims description 19
- 238000004891 communication Methods 0.000 title claims description 8
- 230000005540 biological transmission Effects 0.000 claims abstract description 79
- 238000013507 mapping Methods 0.000 claims abstract description 26
- 238000010586 diagram Methods 0.000 description 14
- 108010003272 Hyaluronate lyase Proteins 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005562 fading Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
- H04W52/18—TPC being performed according to specific parameters
- H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
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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
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
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- 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
- H04B1/69—Spread spectrum techniques
- H04B1/713—Spread spectrum techniques using frequency hopping
- H04B1/7143—Arrangements for generation of hop patterns
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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
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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
- H04L5/003—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
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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
- H04L5/003—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
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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
- H04L5/0091—Signalling for the administration of the divided path, e.g. signalling of configuration information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
- H04W52/06—TPC algorithms
- H04W52/14—Separate analysis of uplink or downlink
- H04W52/143—Downlink power control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
- H04W52/18—TPC being performed according to specific parameters
- H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
- H04W52/241—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account channel quality metrics, e.g. SIR, SNR, CIR or Eb/lo
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
- H04W52/30—Transmission power control [TPC] using constraints in the total amount of available transmission power
- H04W52/32—TPC of broadcast or control channels
- H04W52/325—Power control of control or pilot channels
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
- H04B7/0842—Weighted combining
- H04B7/086—Weighted combining using weights depending on external parameters, e.g. direction of arrival [DOA], predetermined weights or beamforming
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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
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Quality & Reliability (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (10)
- OFDM 하향 무선 액세스(OFDM downlink radio access)에 있어서, 복수의 수신장치향의 제어채널(control channel)을 동일 송신 타이밍의 OFDM 심볼(OFDM symbol)에 다중화하는 송신장치에 있어서,송신장치 특유의 주파수 맵핑 패턴(frequency mapping pattern)을 생성하는 패턴 생성부; 및상기 송신장치 특유의 주파수 맵핑 패턴에 따라서, 상기 복수의 수신장치향의 제어채널을 서브캐리어(subcarrier)에 할당하는 주파수 할당부;를 갖는 송신장치.
- 제 1항에 있어서,이동국의 시스템 대역폭(system bandwidth)에서의 평균 수신 품질(average reception quality)에 기초하여 송신 전력(transmission power)을 제어하는 전력 조정부;를 더 갖는 송신장치.
- 제 1항에 있어서,이동국에서의 서브캐리어마다의 수신 품질에 기초하여, 상기 리어마다 송신 전력을 제어하는 전력 조정부;를 더 갖는 송신장치.
- 제 1항에 있어서,이동국에서의 서브캐리어마다의 수신 품질에 기초하여 서브캐리어를 소정수의 그룹으로 그룹화하고, 그룹마다 송신 전력을 제어하는 전력 조정부;를 더 갖는 송신장치.
- 제 1항에 있어서,상기 복수의 수신장치향의 제어채널에, 수신장치간에 직교하는 직교부호(orthogonal code)를 승산하는 부호 승산부;를 더 가지며,상기 주파수 할당부는, 상기 송신장치 특유의 주파수 맵핑 패턴에 따라서, 상기 직교부호를 승산한 제어채널을 서브캐리어에 할당하는 것을 특징으로 하는, 송신장치.
- 제 1항에 있어서,상기 송신장치 특유의 주파수 맵핑 패턴은, 알림채널(broadcast channel)을 통해서 상기 복수의 수신장치에 통지되는 것을 특징으로 하는 송신장치.
- 제 5항에 있어서,상기 수신장치간에 직교하는 직교부호는, 알림채널을 통해서 상기 복수의 수신장치에 통지되는 것을 특징으로 하는 송신장치.
- 제 1항에 있어서,상기 송신장치는, 복수의 섹터에서 구성된 기지국이며,상기 주파수 할당부는, 섹터마다 제어채널을 송신하는 서브캐리어를 나누는 것을 특징으로 하는 송신장치.
- 제 5항에 있어서,상기 송신장치는, 복수의 섹터에서 구성된 기지국이며,상기 부호 승산부는, 섹터마다 다른 직교부호를 이용하여 제어채널에 승산하는 것을 특징으로 하는 송신장치.
- OFDM 하향 무선 액세스(OFDM downlink radio access)에 있어서, 송신장치가 복수의 수신장치향의 제어채널(control channel)을 동일 송신 타이밍의 OFDM 심볼(OFDM symbol)에 다중화하여 송신하는 통신방법에 있어서,송신장치 특유의 주파수 맵핑 패턴(frequency mapping pattern)을 생성하는 단계;상기 송신장치 특유의 주파수 맵핑 패턴에 따라서, 상기 복수의 수신장치향의 제어채널을 서브캐리어(subcarrier)에 할당하는 단계; 및상기 할당된 서브캐리어에 대해서 송신 전력을 제어하는 단계;를 갖는 통신방법.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006169443A JP4869802B2 (ja) | 2006-06-19 | 2006-06-19 | 送信装置及び通信方法 |
JPJP-P-2006-169443 | 2006-06-19 | ||
PCT/JP2007/061939 WO2007148588A1 (ja) | 2006-06-19 | 2007-06-13 | 送信装置及び通信方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20090024753A KR20090024753A (ko) | 2009-03-09 |
KR101288369B1 true KR101288369B1 (ko) | 2013-07-23 |
Family
ID=38833330
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020087032052A Expired - Fee Related KR101288369B1 (ko) | 2006-06-19 | 2007-06-13 | 송신장치 및 통신방법 |
Country Status (12)
Country | Link |
---|---|
US (2) | US20090268838A1 (ko) |
EP (1) | EP2034645A4 (ko) |
JP (1) | JP4869802B2 (ko) |
KR (1) | KR101288369B1 (ko) |
CN (1) | CN101507159B (ko) |
AU (1) | AU2007262182B2 (ko) |
BR (1) | BRPI0713669A2 (ko) |
CA (1) | CA2654926A1 (ko) |
MX (1) | MX2008015914A (ko) |
RU (1) | RU2446587C2 (ko) |
TW (1) | TW200812268A (ko) |
WO (1) | WO2007148588A1 (ko) |
Families Citing this family (12)
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JP4869802B2 (ja) * | 2006-06-19 | 2012-02-08 | 株式会社エヌ・ティ・ティ・ドコモ | 送信装置及び通信方法 |
WO2008084859A1 (ja) * | 2007-01-12 | 2008-07-17 | Panasonic Corporation | 無線通信基地局装置および無線通信方法 |
US8521206B2 (en) * | 2008-04-22 | 2013-08-27 | Qualcomm Incorporated | Interference management with reduce interference requests and interference indicators |
US8559879B2 (en) * | 2008-04-22 | 2013-10-15 | Qualcomm Incorporated | Null pilots for interference estimation in a wireless communication network |
KR101019338B1 (ko) | 2008-09-30 | 2011-03-07 | 주식회사 세아네트웍스 | 데이터 송수신 방법과 이를 지원하는 장치 |
JP5249151B2 (ja) * | 2009-07-24 | 2013-07-31 | 京セラ株式会社 | 無線基地局及び通信制御方法 |
JP2011259031A (ja) * | 2010-06-04 | 2011-12-22 | Kyocera Corp | 無線通信装置 |
JP2012074884A (ja) * | 2010-09-28 | 2012-04-12 | Kyocera Corp | 無線基地局および無線通信方法 |
JP2015076700A (ja) * | 2013-10-08 | 2015-04-20 | 株式会社Nttドコモ | 無線装置、無線制御装置及び通信制御方法 |
US10966246B2 (en) | 2016-10-21 | 2021-03-30 | Telefonaktiebolaget Lm Ericsson (Publ) | Collision avoidance between EPDCCH and aperiodic CSI-RS |
CN108736161B (zh) * | 2017-04-14 | 2021-10-01 | 京东方科技集团股份有限公司 | 移动设备以及移动设备定向天线调节方法 |
CN110800242B (zh) | 2017-06-27 | 2023-04-07 | 瑞典爱立信有限公司 | 多个无线电接入技术共存场景中的共享信道重映射 |
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2006
- 2006-06-19 JP JP2006169443A patent/JP4869802B2/ja active Active
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2007
- 2007-06-13 CA CA002654926A patent/CA2654926A1/en not_active Abandoned
- 2007-06-13 WO PCT/JP2007/061939 patent/WO2007148588A1/ja active Application Filing
- 2007-06-13 KR KR1020087032052A patent/KR101288369B1/ko not_active Expired - Fee Related
- 2007-06-13 RU RU2009101072/07A patent/RU2446587C2/ru not_active IP Right Cessation
- 2007-06-13 MX MX2008015914A patent/MX2008015914A/es active IP Right Grant
- 2007-06-13 AU AU2007262182A patent/AU2007262182B2/en not_active Ceased
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- 2007-06-13 CN CN200780030415.1A patent/CN101507159B/zh active Active
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Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003264524A (ja) | 2002-03-08 | 2003-09-19 | Japan Telecom Co Ltd | 移動局、基地局装置および移動体通信網 |
JP2005080286A (ja) | 2003-09-02 | 2005-03-24 | Korea Electronics Telecommun | Ofdma・fdd基盤の移動通信システムにおける順方向チャンネルの構成方法及び順方向チャンネルの割当て方法 |
Also Published As
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RU2009101072A (ru) | 2010-07-27 |
EP2034645A4 (en) | 2014-03-05 |
RU2446587C2 (ru) | 2012-03-27 |
CN101507159B (zh) | 2016-03-02 |
KR20090024753A (ko) | 2009-03-09 |
CN101507159A (zh) | 2009-08-12 |
TWI343722B (ko) | 2011-06-11 |
EP2034645A1 (en) | 2009-03-11 |
MX2008015914A (es) | 2009-02-12 |
TW200812268A (en) | 2008-03-01 |
AU2007262182A1 (en) | 2007-12-27 |
BRPI0713669A2 (pt) | 2012-10-23 |
AU2007262182B2 (en) | 2011-06-02 |
CA2654926A1 (en) | 2007-12-27 |
US20090268838A1 (en) | 2009-10-29 |
US20110216725A1 (en) | 2011-09-08 |
JP2007336492A (ja) | 2007-12-27 |
WO2007148588A1 (ja) | 2007-12-27 |
JP4869802B2 (ja) | 2012-02-08 |
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