发明授权
- 专利标题: METHOD AND APPARATUS FOR A RECONFIGURABLE MULTIMEDIA SYSTEM
- 专利标题(中): 方法和装置可重构多媒体系统
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申请号: EP02799650.3申请日: 2002-09-26
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公开(公告)号: EP1433263B1公开(公告)日: 2006-10-04
- 发明人: VAIDYANATHAN, Krishnamurthy , KRISHNAMACHARI, Santhana , VANDERSCHAAR, Mihaela
- 申请人: Koninklijke Philips Electronics N.V. , PHILIPS ELECTRONICS NORTH AMERICA CORPORATION
- 申请人地址: Groenewoudseweg 1 5621 BA Eindhoven NL
- 专利权人: Koninklijke Philips Electronics N.V.,PHILIPS ELECTRONICS NORTH AMERICA CORPORATION
- 当前专利权人: Koninklijke Philips Electronics N.V.,PHILIPS ELECTRONICS NORTH AMERICA CORPORATION
- 当前专利权人地址: Groenewoudseweg 1 5621 BA Eindhoven NL
- 代理机构: Groenendaal, Antonius W. M.
- 优先权: US324905P 20010926
- 国际公布: WO2003028228 20030403
- 主分类号: H04B1/00
- IPC分类号: H04B1/00
摘要:
A reconfigurable multi-media system, method and device provides monitoring and reconfiguration of a plurality of communication layers of a communications stack to dynamically reconfigure the modulation and coding of software defined radio (SDR) .The system includes a software object radio (SWR) library having reconfigurable object specification, design and performance parameters, the SWR is adapted for at least one of transmitting and receiving multi-media content via wireless communication; a controller in communication with the SWR library; a power management device module in communication with said controller; a reconfigurable encoder/decoder in communication with said controller to provide the SWR with dynamic coding information for modulation; a TCP/IP interface in communication with said reconfigurable encoder/decoder and said controller; and an application layer comprising a link layer and a reconfigurable physical layer in communication with each other and said controller, the physical layer adapted for communication with a channel, and the application layer including at least one driver for multimedia delivery. The controller monitors the physical layer and link layer information and the reconfigurable encoder/decoder dynamically reconfigures modulation and coding of multi-media content according to a cross-layer optimization approach.
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