Implementation Issues ofaPushEventDelivery Mechanism forWebContent Service Synchronized withTVPrograms

Thispaperproposes apusheventdelivery mech- anismtorealize content dataservice synchronized withTV pro- gramsontheInternet. Andmulticast seemstobeagoodsolu- tion. However, thesystem requires TCP-like reliable datatrans- fer, whichisrather difficult toprovide onmulticast. Thepro- poseddelivery mechanism solved theproblems bydividing the content service into twoparts. Oneisforreal-time client control data, transmitted totheclients inapurepushstyle. Theother is forcontent data, delivered totheclients inatraditional pull style withHTTP.Thispaperdescribes thedetails ofproposed system design andimplementation. Keywords - Real-time dissemination, digital broadcasting, web,server push, integrated services