KR100586886B1 - 무선랜 통신 방법 및 장치 - Google Patents
무선랜 통신 방법 및 장치 Download PDFInfo
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- KR100586886B1 KR100586886B1 KR1020040070931A KR20040070931A KR100586886B1 KR 100586886 B1 KR100586886 B1 KR 100586886B1 KR 1020040070931 A KR1020040070931 A KR 1020040070931A KR 20040070931 A KR20040070931 A KR 20040070931A KR 100586886 B1 KR100586886 B1 KR 100586886B1
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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
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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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/1607—Details of the supervisory signal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1829—Arrangements specially adapted for the receiver end
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1867—Arrangements specially adapted for the transmitter end
- H04L1/188—Time-out mechanisms
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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
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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
- H04L5/02—Channels characterised by the type of signal
- H04L5/023—Multiplexing of multicarrier modulation signals, e.g. multi-user orthogonal frequency division multiple access [OFDMA]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/08—Non-scheduled access, e.g. ALOHA
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/1607—Details of the supervisory signal
- H04L1/1671—Details of the supervisory signal the supervisory signal being transmitted together with control information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L2001/125—Arrangements for preventing errors in the return channel
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/10—Small scale networks; Flat hierarchical networks
- H04W84/12—WLAN [Wireless Local Area Networks]
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
- Small-Scale Networks (AREA)
- Transceivers (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
Description
Claims (19)
- 수신 스테이션이 제1 PLCP 프리앰블 필드, 제1 시그널 필드, 제2 PLCP 프리앰블, 제2 시그널 필드 및 데이터 필드를 포함하는 프레임을 수신하는 단계;상기 수신 스테이션이 상기 제1 시그널 필드로부터 물리층의 캐리어 센싱을 위해 필요한 정보를 추출하는 단계; 및상기 추출된 정보를 이용하여 상기 물리층의 캐리어 센싱이 수행되는 단계를 포함하는 무선 랜 통신방법.
- 제1항에 있어서,상기 정보는 상기 프레임의 길이에 대한 정보를 포함하는 무선 랜 통신방법.
- 제1항에 있어서,상기 정보는 데이터 레이트에 대한 정보를 포함하는 무선 랜 통신 방법.
- 제1항에 있어서,상기 제1 PLCP 프리앰블 필드는 제1 안테나와의 동기를 위한 신호이고, 상기 제2 PLCP 프리앰블 필드는 제2 안테나와의 동기를 위한 신호인 무선 랜 통신방법.
- 제1항에 있어서,상기 수신 스테이션은 MIMO 스테이션을 포함하는 무선 랜 통신방법.
- 제1항에 있어서,상기 수신 스테이션은 SISO 스테이션을 포함하는 무선 랜 통신방법.
- 제1항에 있어서,상기 수신 스테이션이 상기 프레임에 대한 SISO ACK 프레임을 수신하는 단계;상기 수신한 SISO ACK 프레임으로부터 가상 캐리어 센싱을 위해 필요한 정보를 추출하는 단계; 및상기 추출된 정보를 이용하여 상기 가상 캐리어 센싱이 수행되는 단계를 더 포함하는 무선 랜 통신방법.
- 제7항에 있어서,상기 가상 캐리어 센싱을 위해 필요한 정보는 상기 수신한 SISO ACK 프레임의 데이터 필드에 포함된 MAC 프레임으로부터 추출되는 무선 랜 통신방법.
- 제1항에 있어서,상기 제1 PLCP 프리앰블 필드 및 제1 시그널 필드는 SISO 방식의 스테이션 간에 송수신되는 데이터 프레임의 PLCP 프리앰블 필드 및 시그널 필드와 동일한 구조인 것을 특징으로 하는 무선 랜 통신 방법.
- 제1항에 있어서,상기 제1 PLCP 프리앰블 필드 및 제1 시그널 필드는 IEEE802.11a, IEEE802.11b 또는 IEEE802.11g 규격을 따르는 스테이션 간에 송수신되는 데이터 프레임의 PLCP 프리앰블 필드 및 시그널 필드와 동일한 구조인 것을 특징으로 하는 무선 랜 통신 방법.
- 무선 매체를 통해 전송되고, 제1 PLCP 프리앰블 필드, 제1 시그널 필드, 제2 PLCP 프리앰블, 제2 시그널 필드 및 데이터 필드를 포함하는 프레임을 수신하며, 상기 시그널 필드로부터 물리적 캐리어 센싱을 위해 필요한 정보를 추출하는 물리층;상기 프레임에 대한 SISO ACK 프레임으로부터 가상 캐리어 센싱을 위해 필요한 정보를 추출하는 MAC 층을 포함하는 스테이션.
- 제11항에 있어서,상기 물리적 캐리어 센싱을 위해 필요한 정보는 상기 프레임의 길이에 대한 정보를 포함하는 스테이션.
- 제11항에 있어서,상기 물리적 캐리어 센싱을 위해 필요한 정보는 데이터 레이트에 대한 정보를 포함하는 스테이션.
- 제11항에 있어서,상기 제1 PLCP 프리앰블 필드는 제1 안테나와의 동기를 위한 신호이고, 상기 제2 PLCP 프리앰블 필드는 제2 안테나와의 동기를 위한 신호인 스테이션.
- 제11항에 있어서,상기 스테이션은 MIMO 스테이션을 포함하는 스테이션.
- 제11항에 있어서,상기 스테이션은 SISO 스테이션을 포함하는 스테이션.
- 제11항에 있어서,상기 가상 캐리어 센싱을 위해 필요한 정보는 상기 SISO ACK 프레임의 데이터 필드에 포함된 MAC 프레임으로부터 추출되는 스테이션.
- 제11항에 있어서,상기 제1 PLCP 프리앰블 필드 및 제1 시그널 필드는 SISO 방식의 스테이션 간에 송수신되는 데이터 프레임의 PLCP 프리앰블 필드 및 시그널 필드와 동일한 구조인 것을 특징으로 하는 스테이션.
- 제11항에 있어서,상기 제1 PLCP 프리앰블 필드 및 제1 시그널 필드는 IEEE802.11a, IEEE802.11b 또는 IEEE802.11g 규격을 따르는 스테이션 간에 송수신되는 데이터 프레임의 PLCP 프리앰블 필드 및 시그널 필드와 동일한 구조인 것을 특징으로 하는 스테이션.
Priority Applications (28)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040070931A KR100586886B1 (ko) | 2004-08-13 | 2004-09-06 | 무선랜 통신 방법 및 장치 |
CA002575079A CA2575079A1 (en) | 2004-08-13 | 2005-07-21 | Wireless lan communication method and apparatus |
PCT/KR2005/002358 WO2006016742A1 (en) | 2004-08-13 | 2005-07-21 | Wireless lan communication method and apparatus |
BRPI0514272-5A BRPI0514272A (pt) | 2004-08-13 | 2005-07-21 | método de comunicações em uma rede de área local sem fios (wlan), estação, e método de comunicação em rede de área local (lan) sem fios executado em uma mìdia de gravação passìvel de leitura em computador |
RU2007105224/09A RU2354059C2 (ru) | 2004-08-13 | 2005-07-21 | Способ и устройство передачи данных по беспроводной локальной сети |
MX2007001268A MX2007001268A (es) | 2004-08-13 | 2005-07-21 | Metodo y aparato de comunicacion de lan inalambrica. |
US11/199,118 US20060034178A1 (en) | 2004-08-13 | 2005-08-09 | Wireless LAN communication method and apparatus |
CNA2005100899884A CN1735064A (zh) | 2004-08-13 | 2005-08-09 | 无线局域网通信方法和设备 |
CNB2006100764326A CN100542119C (zh) | 2004-08-13 | 2005-08-09 | 无线局域网通信方法和设备 |
CNA2006100764241A CN1913478A (zh) | 2004-08-13 | 2005-08-09 | 无线局域网通信方法和设备 |
JP2005232328A JP2006054889A (ja) | 2004-08-13 | 2005-08-10 | 無線LAN通信方法及び通信装置(MethodandApparatusforwirelesslocalareanetworkcommunication) |
DE602005013032T DE602005013032D1 (de) | 2004-08-13 | 2005-08-12 | Verfahren und Vorrichtung für WLAN Kommunikationen |
EP06113607A EP1681807B1 (en) | 2004-08-13 | 2005-08-12 | Wireless LAN Communication Method and Apparatus |
EP05255022A EP1626538B1 (en) | 2004-08-13 | 2005-08-12 | Wireless LAN communication method and apparatus |
DE602005014610T DE602005014610D1 (de) | 2004-08-13 | 2005-08-12 | Verfahren und Vorrichtung für WLAN Kommunikationen |
DE602005017116T DE602005017116D1 (de) | 2004-08-13 | 2005-08-12 | Verfahren und Vorrichtung für WLAN Kommunikation |
AT06113607T ATE445987T1 (de) | 2004-08-13 | 2005-08-12 | Verfahren und vorrichtung für wlan kommunikation |
AT06113609T ATE432568T1 (de) | 2004-08-13 | 2005-08-12 | Verfahren und vorrichtung für wlan kommunikationen |
EP08170268A EP2040417B1 (en) | 2004-08-13 | 2005-08-12 | Wireless LAN communication apparatus |
AT05255022T ATE424672T1 (de) | 2004-08-13 | 2005-08-12 | Verfahren und vorrichtung für wlan kommunikationen |
EP06113609A EP1681808B1 (en) | 2004-08-13 | 2005-08-12 | Wireless LAN Communication Method and Apparatus |
KR1020050115936A KR100714713B1 (ko) | 2004-08-13 | 2005-11-30 | 무선랜 통신 방법 및 장치 |
KR1020050115934A KR100678970B1 (ko) | 2004-08-13 | 2005-11-30 | 무선랜 통신 방법 및 장치 |
JP2006079548A JP2006238464A (ja) | 2004-08-13 | 2006-03-22 | 無線LAN通信方法及び通信装置(MethodandApparatusforwirelesslocalareanetworkcommunication) |
JP2006079547A JP2006262492A (ja) | 2004-08-13 | 2006-03-22 | 無線LAN通信方法及び通信装置(MethodandApparatusforwirelesslocalareanetworkcommunication) |
US11/399,400 US20060182079A1 (en) | 2004-08-13 | 2006-04-07 | Wireless LAN communication method and apparatus |
US11/399,401 US8594129B2 (en) | 2004-08-13 | 2006-04-07 | Wireless LAN communication method and apparatus |
US14/052,105 US9654276B2 (en) | 2004-08-13 | 2013-10-11 | Wireless LAN communication method and apparatus |
Applications Claiming Priority (3)
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US60113504P | 2004-08-13 | 2004-08-13 | |
US60/601,135 | 2004-08-13 | ||
KR1020040070931A KR100586886B1 (ko) | 2004-08-13 | 2004-09-06 | 무선랜 통신 방법 및 장치 |
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KR1020050115934A Division KR100678970B1 (ko) | 2004-08-13 | 2005-11-30 | 무선랜 통신 방법 및 장치 |
KR1020050115936A Division KR100714713B1 (ko) | 2004-08-13 | 2005-11-30 | 무선랜 통신 방법 및 장치 |
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KR20060015221A KR20060015221A (ko) | 2006-02-16 |
KR100586886B1 true KR100586886B1 (ko) | 2006-06-08 |
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KR1020040070931A KR100586886B1 (ko) | 2004-08-13 | 2004-09-06 | 무선랜 통신 방법 및 장치 |
KR1020050115936A KR100714713B1 (ko) | 2004-08-13 | 2005-11-30 | 무선랜 통신 방법 및 장치 |
KR1020050115934A KR100678970B1 (ko) | 2004-08-13 | 2005-11-30 | 무선랜 통신 방법 및 장치 |
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KR1020050115936A KR100714713B1 (ko) | 2004-08-13 | 2005-11-30 | 무선랜 통신 방법 및 장치 |
KR1020050115934A KR100678970B1 (ko) | 2004-08-13 | 2005-11-30 | 무선랜 통신 방법 및 장치 |
Country Status (12)
Country | Link |
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US (4) | US20060034178A1 (ko) |
EP (4) | EP2040417B1 (ko) |
JP (3) | JP2006054889A (ko) |
KR (3) | KR100586886B1 (ko) |
CN (3) | CN1913478A (ko) |
AT (3) | ATE424672T1 (ko) |
BR (1) | BRPI0514272A (ko) |
CA (1) | CA2575079A1 (ko) |
DE (3) | DE602005013032D1 (ko) |
MX (1) | MX2007001268A (ko) |
RU (1) | RU2354059C2 (ko) |
WO (1) | WO2006016742A1 (ko) |
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