JP4527067B2 - 移動局、送信方法及び移動通信システム - Google Patents
移動局、送信方法及び移動通信システム Download PDFInfo
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- 230000005540 biological transmission Effects 0.000 title claims description 258
- 238000000034 method Methods 0.000 title claims description 80
- 238000010295 mobile communication Methods 0.000 title claims description 15
- 238000013507 mapping Methods 0.000 claims description 18
- 238000005259 measurement Methods 0.000 description 44
- 238000013468 resource allocation Methods 0.000 description 41
- 238000001228 spectrum Methods 0.000 description 30
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 26
- 238000006243 chemical reaction Methods 0.000 description 17
- 230000008054 signal transmission Effects 0.000 description 16
- 230000001413 cellular effect Effects 0.000 description 12
- 108010076504 Protein Sorting Signals Proteins 0.000 description 10
- 238000010586 diagram Methods 0.000 description 8
- 238000012937 correction Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- 108010003272 Hyaluronate lyase Proteins 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 230000003044 adaptive effect Effects 0.000 description 2
- 239000011668 ascorbic acid Substances 0.000 description 2
- 238000002789 length control Methods 0.000 description 2
- 238000000411 transmission spectrum Methods 0.000 description 2
- 101000741965 Homo sapiens Inactive tyrosine-protein kinase PRAG1 Proteins 0.000 description 1
- 102100038659 Inactive tyrosine-protein kinase PRAG1 Human genes 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
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- 230000010363 phase shift Effects 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
- H04J11/0023—Interference mitigation or co-ordination
- H04J11/0026—Interference mitigation or co-ordination of multi-user interference
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0008—Modulated-carrier systems arrangements for allowing a transmitter or receiver to use more than one type of modulation
-
- 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
- H04L27/26134—Pilot insertion in the transmitter chain, e.g. pilot overlapping with data, insertion in time or frequency domain
-
- 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
- H04L27/2626—Arrangements specific to the transmitter only
- H04L27/2627—Modulators
- H04L27/2634—Inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators in combination with other circuits for modulation
- H04L27/2636—Inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators in combination with other circuits for modulation with FFT or DFT modulators, e.g. standard single-carrier frequency-division multiple access [SC-FDMA] transmitter or DFT spread orthogonal frequency division multiplexing [DFT-SOFDM]
-
- 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
-
- 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
- H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
-
- 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
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
- H04W48/12—Access restriction or access information delivery, e.g. discovery data delivery using downlink control channel
-
- 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
- H04W52/26—TPC being performed according to specific parameters using transmission rate or quality of service QoS [Quality of Service]
-
- 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
-
- 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
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- Discrete Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Computer Security & Cryptography (AREA)
- Mobile Radio Communication Systems (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Description
複数のサブキャリアが含まれたシステム帯域のうちの少なくとも一部の部分帯域において、一定間隔で離散的に選択したサブキャリアに、パイロット信号をマッピングするマッピング部と、
前記マッピング部においてマッピングしたパイロット信号を送信する送信部と
を備え、
前記マッピング部は、基地局装置から指定された周波数および帯域幅であって、かつ他の移動局から送信されるパイロット信号と周波数軸上において直交するような周波数および帯域幅に応じて、部分帯域を設定する。
複数のサブキャリアが含まれたシステム帯域のうちの少なくとも一部の部分帯域において、一定間隔で離散的に選択したサブキャリアに、パイロット信号をマッピングするステップと、
マッピングしたパイロット信号を送信するステップと
を備え、
前記マッピングするステップは、基地局装置から指定された周波数および帯域幅であって、かつ他の移動局から送信されるパイロット信号と周波数軸上において直交するような周波数および帯域幅に応じて、部分帯域を設定する。
複数のサブキャリアが含まれたシステム帯域のうちの少なくとも一部の部分帯域において、一定間隔で離散的に選択したサブキャリアにパイロット信号をマッピングし、当該パイロット信号を送信する移動局と、
前記移動局からのパイロット信号を受信する基地局と
を備え、
前記移動局は、前記基地局装置から指定された周波数および帯域幅であって、かつ他の移動局から送信されるパイロット信号と周波数軸上において直交するような周波数および帯域幅に応じて、部分帯域を設定する。
なお、実施例を説明するための全図において、同一機能を有するものは同一符号を用い、繰り返しの説明は省略する。
(1)変数Φ5MHz、Φ2.5MHzおよびΦ1.25MHzに、それぞれ乱数を与える。ここで、与える乱数は整数である。
(2)n5番目の送信帯域幅5MHzの移動局に対して、周波数ブロックID、(Φ5MHz+n5)mod(10/5)×(10/5)から5/1.25=4ブロックを割り当てる。
(3)n25番目の送信帯域幅2.5MHzの移動局に対して、周波数ブロックID、(Φ5MHz+N5+n2.5)mod(10/5)×(10/5)+(Φ2.5MHz+n2.5)mod(5/2.5)×(5/2.5)から2.5/1.25=2ブロックを割り当てる。
(4)n25番目の送信帯域幅2.5MHzの移動局に対して、周波数ブロックID、(Φ5MHz+N5+N2.5+n1.25)mod(10/5)×(10/5)+(Φ2.5MHz+N2.5+n1.25)mod(5/2.5)×(5/2.5)+(Φ1.25MHz+N2.5+n1.25)mod(2.5/1.25)×(2.5/1.25から1.25/1.25=1ブロックを割り当てる。
2 符号乗算部
3 移相部
30、40、100 送信装置
200、2001、2002、2003、2004、2005、2006 基地局
300 移動局
400 受信装置
Claims (9)
- 複数のサブキャリアが含まれたシステム帯域のうちの少なくとも一部の部分帯域において、一定間隔で離散的に選択したサブキャリアに、パイロット信号をマッピングするマッピング部と、
前記マッピング部においてマッピングしたパイロット信号を送信する送信部と
を備え、
前記マッピング部は、基地局装置から指定された周波数および帯域幅であって、かつ他の移動局から送信されるパイロット信号と周波数軸上において直交するような周波数および帯域幅に応じて、部分帯域を設定することを特徴とする移動局。 - 前記マッピング部は、周波数ホッピング方式によりパイロット信号をマッピングすることを特徴とする請求項1に記載の移動局。
- 前記送信部は、パイロット信号に対して送信電力制御を実行することを特徴とする請求項1または2に記載の移動局。
- 前記送信部は、パイロット信号の帯域幅に応じて送信電力制御を実行することを特徴とする請求項3に記載の移動局。
- 複数のサブキャリアが含まれたシステム帯域のうちの少なくとも一部の部分帯域において、一定間隔で離散的に選択したサブキャリアに、パイロット信号をマッピングするステップと、
マッピングしたパイロット信号を送信するステップと
を備え、
前記マッピングするステップは、基地局装置から指定された周波数および帯域幅であって、かつ他の移動局から送信されるパイロット信号と周波数軸上において直交するような周波数および帯域幅に応じて、部分帯域を設定することを特徴とする送信方法。 - 前記マッピングするステップは、周波数ホッピング方式によりパイロット信号をマッピングすることを特徴とする請求項5に記載の送信方法。
- 前記送信するステップは、パイロット信号に対して送信電力制御を実行することを特徴
とする請求項5または6に記載の送信方法。 - 前記送信するステップは、パイロット信号の帯域幅に応じて送信電力制御を実行することを特徴とする請求項7に記載の送信方法。
- 複数のサブキャリアが含まれたシステム帯域のうちの少なくとも一部の部分帯域において、一定間隔で離散的に選択したサブキャリアにパイロット信号をマッピングし、当該パイロット信号を送信する移動局と、
前記移動局からのパイロット信号を受信する基地局と
を備え、
前記移動局は、前記基地局装置から指定された周波数および帯域幅であって、かつ他の移動局から送信されるパイロット信号と周波数軸上において直交するような周波数および帯域幅に応じて、部分帯域を設定することを特徴とする移動通信システム。
Priority Applications (11)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006031749A JP4527067B2 (ja) | 2005-03-31 | 2006-02-08 | 移動局、送信方法及び移動通信システム |
CN2006800179975A CN101180818B (zh) | 2005-03-31 | 2006-03-23 | 发送装置、接收装置和移动通信系统及发送控制方法 |
EP06745389A EP1865638A4 (en) | 2005-03-31 | 2006-03-23 | Transmitter, receiver, mobile communication system and transmission control method |
CN2010105397974A CN102006097A (zh) | 2005-03-31 | 2006-03-23 | 移动台、发送方法和移动通信系统 |
KR20077023377A KR101017259B1 (ko) | 2005-03-31 | 2006-03-23 | 송신장치, 수신장치, 이동통신 시스템, 및 송신제어방법 |
PCT/JP2006/305835 WO2006109492A1 (ja) | 2005-03-31 | 2006-03-23 | 送信装置、受信装置および移動通信システム並びに送信制御方法 |
MX2007011901A MX2007011901A (es) | 2005-03-31 | 2006-03-23 | Aparato de transmision, aparato de recepcion, sistema de comunicaciones movil y metodo de control de transmisiones. |
EP20120173546 EP2515460A1 (en) | 2005-03-31 | 2006-03-23 | Mobile station, method and mobile communication system for pilot transmission. |
US11/909,711 US20090147748A1 (en) | 2005-03-31 | 2006-03-23 | Transmission apparatus, reception apparatus, mobile communications system and transmission control method |
TW095110534A TW200703946A (en) | 2005-03-31 | 2006-03-27 | Transmitting apparatus, receiving apparatus, mobile communication system, and transmission control method |
US12/948,522 US8400909B2 (en) | 2005-03-31 | 2010-11-17 | Transmission apparatus, reception apparatus, mobile communications system and transmission control method |
Applications Claiming Priority (5)
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JP2005105492 | 2005-03-31 | ||
JP2005174394 | 2005-06-14 | ||
JP2005241899 | 2005-08-23 | ||
JP2005317567 | 2005-10-31 | ||
JP2006031749A JP4527067B2 (ja) | 2005-03-31 | 2006-02-08 | 移動局、送信方法及び移動通信システム |
Related Child Applications (1)
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JP2009191384A Division JP4856221B2 (ja) | 2005-03-31 | 2009-08-20 | 基地局及び受信方法 |
Publications (3)
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JP2007151059A JP2007151059A (ja) | 2007-06-14 |
JP2007151059A5 JP2007151059A5 (ja) | 2009-12-17 |
JP4527067B2 true JP4527067B2 (ja) | 2010-08-18 |
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Country | Link |
---|---|
US (2) | US20090147748A1 (ja) |
EP (2) | EP1865638A4 (ja) |
JP (1) | JP4527067B2 (ja) |
KR (1) | KR101017259B1 (ja) |
CN (2) | CN101180818B (ja) |
TW (1) | TW200703946A (ja) |
WO (1) | WO2006109492A1 (ja) |
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TW200703946A (en) | 2007-01-16 |
CN101180818B (zh) | 2013-08-07 |
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US20110064044A1 (en) | 2011-03-17 |
CN101180818A (zh) | 2008-05-14 |
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