JP5048845B2 - 伝送タイミング調節方法、連続パケットの伝送方法及び移動局 - Google Patents
伝送タイミング調節方法、連続パケットの伝送方法及び移動局 Download PDFInfo
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- JP5048845B2 JP5048845B2 JP2010537875A JP2010537875A JP5048845B2 JP 5048845 B2 JP5048845 B2 JP 5048845B2 JP 2010537875 A JP2010537875 A JP 2010537875A JP 2010537875 A JP2010537875 A JP 2010537875A JP 5048845 B2 JP5048845 B2 JP 5048845B2
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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
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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
- H04W72/0446—Resources in time domain, e.g. slots or frames
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L13/00—Details of the apparatus or circuits covered by groups H04L15/00 or H04L17/00
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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
- H04L27/2626—Arrangements specific to the transmitter only
- H04L27/2646—Arrangements specific to the transmitter only using feedback from receiver for adjusting OFDM transmission parameters, e.g. transmission timing or guard interval length
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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
- H04L27/2655—Synchronisation arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/003—Arrangements to increase tolerance to errors in transmission or reception timing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/004—Synchronisation arrangements compensating for timing error of reception due to propagation delay
- H04W56/0045—Synchronisation arrangements compensating for timing error of reception due to propagation delay compensating for timing error by altering transmission time
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
Description
Claims (16)
- セルラー移動通信システムにおいて端末が複数のシンボルを含むサブフレームを伝送する方法であって、
前記サブフレームの伝送タイミングを現在の伝送タイミングに比べて早めることを指示するタイミング調整命令を前記端末で受信する段階と、
前記現在の伝送タイミングが適用される以前のサブフレームが、少なくとも前記サブフレームの先頭部と重なるか否かを前記端末で確認する段階と、
前記以前のサブフレームが少なくとも前記サブフレームの先頭部と重なる場合、前記端末は、前記サブフレームにおいて前記重なる部分の次の部分から前記サブフレームを伝送する段階と、
を含む、サブフレーム伝送方法。 - 前記タイミング調整命令は、あらかじめ決定されたステップサイズに基づいて前記サブフレームの伝送タイミングを前記現在の伝送タイミングに比べて早めることを指示することを特徴とする、請求項1に記載のサブフレーム伝送方法。
- 前記サブフレームの前記重なる部分は、前記サブフレームのサイクリック・プリフィックスよりも短いことを特徴とする、請求項1に記載のサブフレーム伝送方法。
- 前記サブフレームの前記重なる部分は、前記サブフレームのサイクリック・プリフィックスを含むことを特徴とする、請求項1に記載のサブフレーム伝送方法。
- 前記サブフレームの前記重なる部分は、前記サブフレームの一つ以上のシンボルを含むことを特徴とする、請求項1に記載のサブフレーム伝送方法。
- 前記複数のシンボルは、OFDMシンボルを含むことを特徴とする、請求項1に記載のサブフレーム伝送方法。
- 前記複数のシンボルは、SC−FDMAシンボルを含むことを特徴とする、請求項1に記載のサブフレーム伝送方法。
- 前記以前のサブフレームが前記サブフレームと重なる場合、前記以前のサブフレームは、全体が伝送されることを特徴とする、請求項1に記載のサブフレーム伝送方法。
- セルラー移動通信システムにおいて複数のシンボルを含むサブフレームを用いて通信を行うように構成された端末であって、
前記サブフレームの伝送タイミングを現在の伝送タイミングに比べて早めることを指示するタイミング調整命令を受信し、与えられた伝送タイミングによって前記サブフレームを伝送するように構成された無線通信部と、
前記サブフレームを生成し、前記現在の伝送タイミングが適用される以前のサブフレームが少なくとも前記サブフレームの先頭部と重なるか否かを確認するように構成されたサブフレーム生成部と、
を含み、
前記以前のサブフレームが少なくとも前記サブフレームの先頭部と重なる場合、前記無線通信部は、前記サブフレームにおいて前記重なる部分の次の部分から前記サブフレームを伝送するように構成される端末。 - 前記タイミング調整命令は、あらかじめ決定されたステップサイズに基づいて前記サブフレームの伝送タイミングを前記現在の伝送タイミングに比べて早めることを指示することを特徴とする、請求項9に記載の端末。
- 前記サブフレームの前記重なる部分は、前記サブフレームのサイクリック・プリフィックスよりも短いことを特徴とする、請求項9に記載の端末。
- 前記サブフレームの前記重なる部分は、前記サブフレームのサイクリック・プリフィックスを含むことを特徴とする、請求項9に記載の端末。
- 前記サブフレームの前記重なる部分は、前記サブフレームの一つ以上のシンボルを含むことを特徴とする、請求項9に記載の端末。
- 前記複数のシンボルは、OFDMシンボルを含むことを特徴とする、請求項9に記載の端末。
- 前記複数のシンボルは、SC−FDMAシンボルを含むことを特徴とする、請求項9に記載の端末。
- 前記以前のサブフレームが前記サブフレームと重なる場合、前記以前のサブフレームは、全体が伝送されることを特徴とする、請求項9に記載の端末。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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KR10-2008-0003517 | 2008-01-11 | ||
KR1020080003517A KR100904533B1 (ko) | 2008-01-11 | 2008-01-11 | 전송 타이밍 조절 방법, 연속적인 패킷 전송 방법 및 이동통신 단말 |
PCT/KR2008/007796 WO2009088168A1 (en) | 2008-01-11 | 2008-12-30 | Method for adjusting transmission timing and transmitting continuous packets and mobile station thereof |
Publications (2)
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JP2011508483A JP2011508483A (ja) | 2011-03-10 |
JP5048845B2 true JP5048845B2 (ja) | 2012-10-17 |
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Country Status (12)
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US (7) | US7672339B2 (ja) |
EP (2) | EP2079267B1 (ja) |
JP (1) | JP5048845B2 (ja) |
KR (1) | KR100904533B1 (ja) |
CN (2) | CN103281284B (ja) |
AU (1) | AU2008345808B2 (ja) |
BR (1) | BRPI0821883B1 (ja) |
CA (1) | CA2711293C (ja) |
ES (1) | ES2703006T3 (ja) |
RU (1) | RU2454817C2 (ja) |
TW (1) | TWI398141B (ja) |
WO (1) | WO2009088168A1 (ja) |
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