JP2013146102A - 多重経路管理方法、多重経路を利用したデータ送受信方法及びその装置 - Google Patents
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- 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
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Abstract
【解決手段】本発明によれば、2つの送受信装置間に多重経路を設定して、別途の所定時刻ごとに各経路を通じてデータを伝送し、それぞれの経路ごとに別途のデータ受信確認制御信号ACKを受信して、いかなる経路でデータ受信確認制御信号が受信されていないかを判定する。したがって、ACK信号が受信されていない経路の使用を中止し、データが伝送される経路を積極的に利用してデータを伝送することによって、指向性アンテナを装着した2つの送受信装置の見通し線上経路が人間又は障害物により遮断されても、データ伝送が円滑に行われうる。
【選択図】図1
Description
Claims (1)
- 中継リンクと、可視線上経路(Line of Sight)直接リンクを含む60GHz帯域の通信システムにおけるフレーム伝送方法において、
送信端が受信端に前記可視線上経路直接リンクを通じてフレームを伝送するステップと、
フレーム伝送のためにただ一つの伝送リンクだけ使用可能な時間区間の間、前記送信端が前記受信端から少なくとも2つ以上のデータ受信に対する受信確認が束ねられた受信確認フレームを受信したかを把握するステップと、
前記時間区間の間、前記受信確認フレームを受信できなかった場合、前記送信端が次の時間区間の開始でフレーム伝送のためのリンクを前記中継リンクに変更するステップと、
前記送信端が前記中継リンクの中継装置を通じてフレームを前記受信端に伝送するステップと、
を含むことを特徴とするフレーム伝送方法。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
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KR10-2007-0058003 | 2007-06-13 | ||
KR20070058003 | 2007-06-13 | ||
KR10-2008-0050464 | 2008-05-29 | ||
KR1020080050464A KR20080109617A (ko) | 2007-06-13 | 2008-05-29 | 다중 경로 관리 방법, 다중 경로를 이용한 데이터 송수신방법 및 그 장치 |
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JP2010512068A Division JP2010531090A (ja) | 2007-06-13 | 2008-06-11 | 多重経路管理方法、多重経路を利用したデータ送受信方法及びその装置 |
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JP2013146102A true JP2013146102A (ja) | 2013-07-25 |
JP5735572B2 JP5735572B2 (ja) | 2015-06-17 |
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JP2013080743A Expired - Fee Related JP5735572B2 (ja) | 2007-06-13 | 2013-04-08 | 多重経路管理方法、多重経路を利用したデータ送受信方法及びその装置 |
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US (1) | US20100142435A1 (ja) |
EP (1) | EP2168253A4 (ja) |
JP (2) | JP2010531090A (ja) |
KR (1) | KR20080109617A (ja) |
WO (1) | WO2008153308A1 (ja) |
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EP3399664B1 (en) * | 2010-03-05 | 2019-12-11 | Electronics and Telecommunications Research Institute | Wideband near field communication apparatus and method |
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JP5735572B2 (ja) | 2015-06-17 |
EP2168253A4 (en) | 2013-06-19 |
US20100142435A1 (en) | 2010-06-10 |
KR20080109617A (ko) | 2008-12-17 |
WO2008153308A1 (en) | 2008-12-18 |
EP2168253A1 (en) | 2010-03-31 |
JP2010531090A (ja) | 2010-09-16 |
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