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Do-Hun Cha

City: Suwon-si
State/Country: KR

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Companies
Samsung Electronics Co. Ltd -

Samsung Electronics Co., Ltd. - Maetan-Dong Yeongtong-Gu US

Samsung Electronics Co., Ltd. - Suwon-si Gyeonggi-do US


Patents
US7450508 - Dynamic quality-of-service mapping apparatus and method through hybrid monitoring in digital home service -  11/11/2008 
A media server coupled to a service network by means of a media gateway provides network-adaptive media streams through hybrid monitoring for the digital home service. Clients coupled to the service network measures a network state of the service network and system states of the clients through the hybrid monitoring. A monitoring server includes a domain manager and receives metric information fed back from the clients, performs comparison and analysis with respect to the received measurement information, determines causes of quality degradation of the digital home service, and delivers indication information according to the causes to the media server and the media gateway. The domain manager also determines a problem of the media streams according to a predetermined policy and an analysis result of the condition-analyzing unit and for creating the indication information in order to solve the problem.
US7450608 - Subscriber distribution network apparatus and subscriber line unit that facilitates connection to network switch -  11/11/2008 
A subscriber distribution network includes a backplane board that has a network switch and a plurality of subscriber line units, the network data, the plurality of subscriber line units being provided between the network switch and subscriber set-tops, providing data from the network switch to a corresponding subscriber set-top, and providing data transmitted from the subscriber set-tops to the network switch. In the subscriber distribution network apparatus, the network switch can be connected in simple fashion to the subscriber line units by connectors.
US20060168133 - Apparatus and method for transmitting MPEG content over an internet protocol network -  07/27/2006 
A method for transmitting packetized multimedia content over a network is disclosed. The method comprises, receiving packetized multimedia content to be transmitted over the network; classifying respective frame of the packetized multimedia content according to an assigned priority by analyzing a frame header of each frame of the packet; separately storing the classified frames in accordance with said classification; and differentially marking the classified frames according to quality-of-service (QoS).
US20060146703 - Dynamic quality-of-service mapping apparatus and method through hybrid monitoring in digital home service -  07/06/2006 
A media server coupled to a service network by means of a media gateway provides network-adaptive media streams through hybrid monitoring for the digital home service. Clients coupled to the service network measures a network state of the service network and system states of the clients through the hybrid monitoring. A monitoring server includes a domain manager and receives metric information fed back from the clients, performs comparison and analysis with respect to the received measurement information, determines causes of quality degradation of the digital home service, and delivers indication information according to the causes to the media server and the media gateway. The domain manager also determines a problem of the media streams according to a predetermined policy and an analysis result of the condition-analyzing unit and for createing the indication information in order to solve the problem.
US20050078960 - Subscriber distribution network apparatus and subscriber line unit that facilitates connection to network switch -  04/14/2005 
A subscriber distribution network includes a backplane board that has a network switch and a plurality of subscriber line units, the network data, the plurality of subscriber line units being provided between the network switch and subscriber set-tops, providing data from the network switch to a corresponding subscriber set-top, and providing data transmitted from the subscriber set-tops to the network switch. In the subscriber distribution network apparatus, the network switch can be connected in simple fashion to the subscriber line units by connectors.
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