Patent · US Expired

Video-on-demand system

US5815194A · kind A · utility

50Cited by
11References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 6, 1996
Grant dateSep 29, 1998
Priority date
Expiry dateFeb 6, 2016

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N7/17318
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

In order to serve, to each of a plurality of client terminals, programs and data for selecting a video service while considering the memory capacity of the client terminals, client terminals of a video-on-demand system of the invention send information of their memory capacity together with a request for downloading video selection programs to a server station. The server station downloads the video selection programs arranged into MPEG formatted data, step by step according to the memory capacity information and to the result of the program executed in each of the client terminals, providing an excellent graphical user interface making use of an ordinary bi-directional data transmission network.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.