JP4616259B2 - ビデオ性能を改善させるためのワイヤレスネットワークにおけるデータセグメンテーション及びフラグメンテーション - Google Patents
ビデオ性能を改善させるためのワイヤレスネットワークにおけるデータセグメンテーション及びフラグメンテーション Download PDFInfo
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- JP4616259B2 JP4616259B2 JP2006524520A JP2006524520A JP4616259B2 JP 4616259 B2 JP4616259 B2 JP 4616259B2 JP 2006524520 A JP2006524520 A JP 2006524520A JP 2006524520 A JP2006524520 A JP 2006524520A JP 4616259 B2 JP4616259 B2 JP 4616259B2
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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
- H04L1/0078—Avoidance of errors by organising the transmitted data in a format specifically designed to deal with errors, e.g. location
- H04L1/0083—Formatting with frames or packets; Protocol or part of protocol for error control
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/40—Network security protocols
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/06—Optimizing the usage of the radio link, e.g. header compression, information sizing, discarding information
-
- 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]
-
- 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
- H04L2001/0098—Unequal error protection
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Mobile Radio Communication Systems (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Communication Control (AREA)
- Closed-Circuit Television Systems (AREA)
- Small-Scale Networks (AREA)
Description
Claims (6)
- プロセッサとデータを通信するように構成される入力端子と、前記入力端子に結合され、所定のデータを識別すると共により重要性の高いデータをより重要性の低いデータから分けるように構成される分離回路と、ワイヤレス通信プロトコルに関連する少なくとも一つのパラメータを記憶するように構成されるメモリと、前記メモリ及び前記分離回路に結合され、ワイヤレスチャネルに渡ってワイヤレスプロトコルを使用して通信するように構成され、少なくとも部分的に、前記メモリに記憶されている前記少なくとも一つのパラメータに基づいて前記分離データを分割するように構成されるフレーマを含むモデムとを有するワイヤレス通信デバイスであって、
前記メモリは、フラグメンテーション閾値パラメータを記憶するように構成され、当該パラメータは、前記分離回路がより重要性の高いデータに割り当てるパラメータよりも大きくなるように設定され、前記フレーマは、少なくとも部分的に、前記フラグメンテーション閾値パラメータに基づいて前記分離データを分割するように構成される、ワイヤレス通信デバイス。 - 前記所定のデータはビデオデータになり、前記より重要性の高いデータはビデオ制御データになり、前記より重要性の低いデータはビデオペイロードデータになる請求項1に記載のワイヤレス通信デバイス。
- 前記ビデオデータはMPEG-2フォーマットビデオデータになる請求項1に記載のワイヤレス通信デバイス。
- ワイヤレスプロトコルを使用してワイヤレスモデムの間で通信する方法であって、ワイヤレス通信プロトコルに関連する少なくとも一つのパラメータを記憶するステップと、所定のデータを識別すると共により重要性の高いデータをより重要性の低いデータから分けるために前記所定のデータを分離し、それによって分離データを生成するステップと、少なくとも部分的に、前記少なくとも一つの記憶されたパラメータに基づいて前記分離データを組み立てるステップと、少なくとも一つの他のモデムとワイヤレスチャネルに渡って前記ワイヤレスプロトコルを使用して通信するステップとを有する方法であって、
前記記憶するステップは、フラグメンテーション閾値パラメータを記憶するステップを含み、当該パラメータは、前記分離回路がより重要性の高いデータに割り当てるパラメータよりも大きくなるように設定されるステップを含み、前記組み立てるステップは、少なくとも部分的に、前記フラグメンテーション閾値パラメータに基づいて前記分離データを分割するステップを含む、方法。 - 前記識別するステップは、ビデオデータを識別し、前記より重要性の高いビデオ制御データと前記より重要性の低いビデオペイロードデータとを分けるために前記ビデオデータを分離するステップを含む請求項4に記載の方法。
- 前記ビデオデータはMPEG-2フォーマットビデオデータになる請求項4に記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US49799503P | 2003-08-26 | 2003-08-26 | |
PCT/IB2004/051567 WO2005020510A1 (en) | 2003-08-26 | 2004-08-26 | Data segregation and fragmentation in a wireless network for improving video performance |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007503749A JP2007503749A (ja) | 2007-02-22 |
JP4616259B2 true JP4616259B2 (ja) | 2011-01-19 |
Family
ID=34216156
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006524520A Expired - Fee Related JP4616259B2 (ja) | 2003-08-26 | 2004-08-26 | ビデオ性能を改善させるためのワイヤレスネットワークにおけるデータセグメンテーション及びフラグメンテーション |
Country Status (8)
Country | Link |
---|---|
US (1) | US8364832B2 (ja) |
EP (1) | EP1661317B1 (ja) |
JP (1) | JP4616259B2 (ja) |
KR (1) | KR20060083968A (ja) |
CN (1) | CN1842996B (ja) |
AT (1) | ATE382223T1 (ja) |
DE (1) | DE602004010918T2 (ja) |
WO (1) | WO2005020510A1 (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7768988B2 (en) * | 2005-02-22 | 2010-08-03 | Intel Corporation | Method and apparatus to perform network medium reservation in a wireless network |
US20060215626A1 (en) * | 2005-03-25 | 2006-09-28 | Intel Corporation | Apparatus to transmit OFDM symbols with aligned fragmentation threshold |
US8605604B1 (en) * | 2009-12-23 | 2013-12-10 | Marvell International Ltd. | WLAN module test system |
JP5847846B2 (ja) * | 2011-01-21 | 2016-01-27 | クゥアルコム・インコーポレイテッドQualcomm Incorporated | ワイヤレスディスプレイのためのユーザ入力バックチャネル |
US9413803B2 (en) | 2011-01-21 | 2016-08-09 | Qualcomm Incorporated | User input back channel for wireless displays |
US8964783B2 (en) * | 2011-01-21 | 2015-02-24 | Qualcomm Incorporated | User input back channel for wireless displays |
US10135900B2 (en) | 2011-01-21 | 2018-11-20 | Qualcomm Incorporated | User input back channel for wireless displays |
US9787725B2 (en) | 2011-01-21 | 2017-10-10 | Qualcomm Incorporated | User input back channel for wireless displays |
US20130013318A1 (en) | 2011-01-21 | 2013-01-10 | Qualcomm Incorporated | User input back channel for wireless displays |
CN104505922B (zh) * | 2014-12-08 | 2016-08-24 | 宁波力芯科信息科技有限公司 | 一种具有wifi功能的无线充电器 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69416849T2 (de) | 1993-10-26 | 1999-07-08 | Northern Telecom Ltd | Digitale übertragungsstrecke zum effizienten transport von gemischten paketklassen |
AU8759198A (en) | 1997-07-28 | 1999-02-16 | Roy H. Campbell | A robust, reliable compression and packetization scheme for transmitting video |
JP3007069B2 (ja) * | 1998-03-05 | 2000-02-07 | 日本電信電話株式会社 | 無線パケット転送方法 |
EP1042928B1 (en) * | 1998-07-28 | 2006-10-11 | Sony Computer Entertainment Inc. | Information transmission system |
US20020056125A1 (en) * | 1998-09-28 | 2002-05-09 | Hodge Winston W. | Multi-tier buffering system and method which combines video, data, and voice packets |
US7103065B1 (en) * | 1998-10-30 | 2006-09-05 | Broadcom Corporation | Data packet fragmentation in a cable modem system |
US7257641B1 (en) * | 2000-03-30 | 2007-08-14 | Microsoft Corporation | Multipoint processing unit |
US7039038B2 (en) * | 2001-01-18 | 2006-05-02 | Texas Instruments Incorporated | Adaptive fragmentation for wireless network communications |
US7606155B2 (en) * | 2001-08-09 | 2009-10-20 | Panasonic Corporation | Transmission apparatus and transmission method |
-
2004
- 2004-08-26 JP JP2006524520A patent/JP4616259B2/ja not_active Expired - Fee Related
- 2004-08-26 DE DE602004010918T patent/DE602004010918T2/de active Active
- 2004-08-26 CN CN2004800244068A patent/CN1842996B/zh not_active Expired - Fee Related
- 2004-08-26 WO PCT/IB2004/051567 patent/WO2005020510A1/en active IP Right Grant
- 2004-08-26 AT AT04769854T patent/ATE382223T1/de not_active IP Right Cessation
- 2004-08-26 KR KR1020067003829A patent/KR20060083968A/ko not_active Application Discontinuation
- 2004-08-26 EP EP04769854A patent/EP1661317B1/en not_active Not-in-force
- 2004-08-26 US US10/569,016 patent/US8364832B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
ATE382223T1 (de) | 2008-01-15 |
DE602004010918T2 (de) | 2009-01-02 |
EP1661317B1 (en) | 2007-12-26 |
US8364832B2 (en) | 2013-01-29 |
US20070140291A1 (en) | 2007-06-21 |
CN1842996A (zh) | 2006-10-04 |
WO2005020510A1 (en) | 2005-03-03 |
CN1842996B (zh) | 2011-05-25 |
KR20060083968A (ko) | 2006-07-21 |
EP1661317A1 (en) | 2006-05-31 |
DE602004010918D1 (de) | 2008-02-07 |
JP2007503749A (ja) | 2007-02-22 |
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