Apparatus and method for sharing authority of pay channel receiving

摘要

An apparatus and method for sharing a pay channel receiving right according to the present invention includes a main broadcast receiver of various types such as a set top box (STB) or a digital television (D-TV), and at least one sub broadcast receiver, The main broadcast receiver modulates and transmits an EMM packet for informing the pay channel reception right to an RF signal and receives and demodulates the RF signal in the sub broadcast receiver, The main broadcast receiver and the sub broadcast receiver connected and connected through the coaxial cable for broadcasting can more efficiently and securely share the pay channel reception right without installing additional communication adapters or wires or the like .