Video-communication in mobile networks

摘要

A video-communication service in a mobile communication network using a packet-switched connection, in which a monitoring of a radio channel portion is performed at the mobile stations of the users involved in the communication. Parameters of the video communication (e.g. the coding rate) are adjusted based on a result of the monitoring of the radio channel portion.

主权项

1. A method of performing a communication between a first and a second user in a mobile communication network, the first and the second users being provided with respective first and second mobile stations, comprising:
establishing a packet-switched connection between said first and said second mobile station, the packet switched connection comprising at least one radio channel portion; transmitting a video component from said first to said second mobile station on said packet-switched connection; continuously monitoring, during the transmitting, a quality of said at least one radio channel portion; and adjusting, by the first mobile station or the second mobile station during the transmitting, at least one parameter related to quality of said video component as a function of an available bandwidth on the packet-switched connection, based on a result of said monitoring.