Topic
IP Multimedia Subsystem
About: IP Multimedia Subsystem is a research topic. Over the lifetime, 4398 publications have been published within this topic receiving 43698 citations.
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63 citations
Patent•
15 Oct 2002TL;DR: An Internet Protocol telephony exchange system and a call control method thereof is described in this article, which integrates an IP terminal and a legacy terminal in a single exchange system, controls a call of the IP terminal in the same manner as an extension subscriber.
Abstract: An Internet Protocol telephony exchange system and a call control method thereof. The exchange system integrates an IP terminal and a legacy terminal in a single exchange system, controls a call of the IP terminal in the same manner as an extension subscriber, and contains at least one IP terminal connected to the IP network. The IP terminal contains a user interface for generating user information or converting received user interface information into information of a user-identifiable state, and performs a VoIP function in compliance with one or more of a H.323, a MGCP and an SIP protocol procedure. The IP network is connected to an IP driver and an IP-PBX (Internet Protocol-Private Branch Exchange). The IP driver controls an IP end point at which the IP terminals are positioned, upon receiving IP terminal connection information and call control information based on H.323/MGCP/SIP protocol procedure.
63 citations
01 Jan 1992
63 citations
Patent•
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TL;DR: In this article, a network media device is described that pulls multimedia data from one or more sources (e.g., a multimedia website or a multimedia server computer) at a first time, stores it to long-term storage within the device and transmits the stored multimedia data to designated multimedia playback devices at a second time.
Abstract: A network media device is described that pulls multimedia data from one or more sources (e.g., a multimedia website or a multimedia server computer) at a first time, stores it to long-term storage within the device and transmits the stored multimedia data to one or more designated multimedia playback devices at a second time.
62 citations
01 Feb 2005
TL;DR: A UPnP AV architectural multimedia system with a home gateway powered by the OSGi platform, which gives interoperability among multimedia home devices in home network environment, and a powerful tool for multimedia content providers to provide smarter multimedia service for users in a home.
Abstract: The key issue of multimedia systems in a home network environment is interoperability among different kinds of multimedia devices And, as for multimedia content providers outside a home, another issue of multimedia systems in the home network environment is how to provide a multimedia service from the outside of a home We developed a UPnP AV architectural multimedia system with a home gateway powered by the OSGi platform, which gives interoperability among multimedia home devices in a home network environment, and a powerful tool for multimedia content providers to provide smarter multimedia services for users in a home
62 citations