Audio and video transmission and receiving system

摘要

The invention generally relates to methods and systems in which audio or audiovisual information is transmitted to or received at a user reception system having an address. More particularly, a method is provided of providing audiovisual information to a remotely located reception system responsive to a request generated by a user terminal interface, the receiving system being identified by a first address, the method comprising: associating a program note with a selected item comprising audiovisual information, the audiovisual information comprising at least one time encoded digital audiovisual data block in a compressed format (413b, 413c, 413d); associating a second address with the selected item; storing program note information in an item database (300); storing (414) a plurality of items comprising audiovisual information together with the selected item in a data library (118), the data library comprising a mass storage device; receiving via a communication channel the request (415) for the selected item comprising audiovisual information, the request comprising the first address and the second address; retrieving the selected item from the data library; and transmitting (416) at least a portion of the selected item via a communication channel to the remotely located reception system.