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ITU-T - International Telecommunication Union/ITU Telcommunication Sector: Recent submissions
Now showing items 241-260 of 12687
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Signalling requirements and protocol at the M2 interface between the transport location management physical entity and the handover decision and control physical entity
Abstract: This Recommendation specifies the protocol for the interface between the transport location management physical entity (TLM-PE) of the network attachment control entity (NACE) and the handover decision and control physical ... -
IP multimedia call control protocol based on the session initiation protocol and the session description protocol - Basic call: Requirements for the user side and the network side
Abstract: The IP multimedia subsystem (IMS) became one of the popular technical solutions which operators use to migrate from circuit switching networks to packet switching networks. Initially the IMS platform was created at the ... -
IMT-Advanced references to Release 11 of LTE-Advanced evolved packet core network
Abstract: Recommendation ITU-T Q.EPC-R11 identifies a release of the IMT-Advanced Family Member, “LTE-Advanced Evolved Packet Core (EPC) network”. This release of the Family Member is known to the Standards Development Organizations ... -
Signalling requirements and protocol at the Ne interface between the transport location management physical entity and the network access configuration physical entity
Abstract: This Recommendation provides the protocol for the interface between the transport location management physical entity (TLM-PE) and the network access configuration physical entity (NAC-PE) of the network attachment control ... -
Signalling requirements and protocol at the M1 interface between the transport location management physical entity and the mobile location management physical entity (P)
Abstract: This Recommendation provides the protocol for the interface between the TLM-PE of the NACE and the MLM-PE (P) of the MMCE. M1 interface allows distribution of information from the TLM-PE to the MLM-PE (P). This Recommendation ... -
Identification and layout of ITU-T Recommendations
Abstract: This Recommendation provides information on the means on assigning the letter series designations for ITU‑T Recommendations. -
Methods for the subjective assessment of video quality, audio quality and audiovisual quality of Internet video and distribution quality television in any environment
Abstract: Recommendation ITU-T P.913 describes non-interactive subjective assessment methods for evaluating the one-way overall video quality, audio quality and/or audiovisual quality for applications such as Internet video and ... -
Display requirements for 3D video quality assessment
Abstract: This Recommendation ITU-T P.914 specifies the requirements for the selection of 3D displays when conducting subjective quality assessment experiments. -
Opinion model for network planning of video and audio streaming applications
Abstract: Recommendation ITU-T G.1071 provides algorithmic models for network planning of IP-based video services. This Recommendation addresses two application areas: -
Subjective assessment methods for 3D video quality
Abstract: This Recommendation ITU-T P.915 describes non-interactive subjective assessment methods for evaluating the one-way overall video quality for three dimensional (3D) video applications such as 3D videoconferencing, and 3D ... -
Subjective test methodology for assessing speech intelligibility
Abstract: Recommendation ITU-T P.807 describes a subjective testing methodology for assessing Speech Intelligibility in communications settings, systems, and devices. The method provides a Percent Correct Intelligibility Score based ... -
Subjective video quality assessment methods for recognition tasks
Abstract: Recommendation ITU-T P.912 defines subjective assessment methods for evaluating the quality of one-way video used for target recognition tasks. "Target" refers to something in the video that the viewer needs to identify ... -
Information and guidelines for assessing and minimizing visual discomfort and visual fatigue from 3D video
Abstract: This Recommendation ITU-T P.916 addresses issues related to assessing and minimizing visual discomfort and visual fatigue from 3D video. Issues addressed include 3D video characteristics that cause visual discomfort; ... -
Technical requirements and test methods for the universal wired headset or headphone interface of digital mobile terminals
Abstract: Recommendation ITU‑T P.381 specifies critical physical and electrical-acoustical characteristics for the universal headset interface and provides corresponding test methods. Both 3.5 mm and 2.5 mm diameter headset/headphone ... -
Technical requirements and test methods for multi-microphone wired headset or headphone interfaces of digital wireless terminals
Abstract: 3.5 mm and 2.5 mm diameter headset/headphone interfaces have been widely used in digital mobile terminals during recent years. Nowadays, the consumer is free to choose either the headset/headphone originally provided by ... -
Mean opinion score (MOS) terminology
Abstract: This Recommendation provides a terminology which shall be used in conjunction with audio, video and audio-visual quality expressions in terms of Mean Opinion Score (MOS). This terminology is motivated by the intention to ... -
Method for the measurement of the communication effectiveness of multiparty telemeetings using task performance
Abstract: Recommendation ITU-T P.1312 describes a subjective test method for quantifying the effectiveness of telemeeting systems in conveying information in multiparty conversation scenarios. This method utilizes a predefined set ... -
Technical requirements and test methods for the universal wired headset or headphone interface of digital mobile terminals
Abstract: Recommendation ITU‑T P.381 specifies critical physical and electrical-acoustical characteristics for the universal headset interface and provides corresponding test methods. Both 3.5 mm and 2.5 mm diameter headset/headphone ... -
Mean opinion score interpretation and reporting
Abstract: Recommendation ITU-T P.800.2 introduces some of the more common types of mean opinion score (MOS) and describes the minimum information that should accompany MOS values to enable them to be correctly interpreted. -
Mean opinion score (MOS) terminology
Abstract: Recommendation ITU-T P.800.1 provides a terminology which shall be used in conjunction with audio, video and audiovisual quality expressions in terms of Mean Opinion Score (MOS). This terminology is motivated by the intention ...