Patent · US Expired

Controlled-access broadcast signal receiving system

USRE38007E1 · kind E1 · reissue

18Cited by
30References
88Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 17, 2000
Grant dateFeb 25, 2003
Priority date
Expiry dateAug 17, 2020

Classification

  • Technology area (CPC —)General

Abstract

An apparatus and method for transferring from a broadcaster to a receiver a limited reproduction right in data. A signal indicating the limited reproduction right is transmitted by the broadcaster and stored by the receiver with the data. The receiver reproduces and processes the data as a function of this signal.

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