2006年度工作总结-ISOIECJTC1SC25WG1HomePage.ppt

IGRS: From Standard to Industry Alliance闪联:从标准到产业联盟 Content 3C Industry Development History and Trend Our Solution: IGRS Standard Technology 3C Collaboration Scenario 1 - Home Content IGRS Standard in Future Digital Home IGRS Standard Technology Overview Flow Process IGRS Standard Roadmap Content IGRS Alliance Members Strong Government Support IGRS Information Industry Association founded Strong support of standardization activities to accelerate industry development National Development Reform Commission (NDRC) supports the establishment of IGRS national engineering lab NDRC grants IGRS standard research project CNGI project … Content Content HS InteropSys vs. OSI RM - CONCEPTUAL Discovery Device / Device Group / Service Periodical advertisement to the specified multicast addresses Device/Device Group/Service name, model, security attribute requirement… Listen to the device online advertisement Send relevant search requests to the specified multicast/unicast address and wait for unicast response Pipe Secure device pipe Based on the security mechanism commonly supported by two devices Unsecured device pipe Non-secured mechanism Device Pipe Setup Two IGRS devices determine the mutual trust relationship Grouping Device Grouping Global peer-to-peer device group Default Specified peer-to-peer device group One IGRS device may setup and/or join specified peer-to-peer device group Centralized device group Designate a device as the master of this device group The master device periodically send centralized device group advertisement messages by multicast Master device controls device joining Master device as a trusted device to all peer device groups One IGRS device may setup and/or join many specified peer-to-peer device groups and centralized device groups at the same time Description Device Description Device description template based on XML Service Description WSDL Session Concurrent control Authentication and authorization Device trust relationship provid