Data transmitting/receiving method and its receiver

Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Having particular address related cryptography

Reexamination Certificate

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C380S044000, C380S029000, C380S002000, C380S240000, C380S241000, C380S242000, C705S001100, C705S050000, C705S051000, C705S052000, C348S239000, C348S706000, C725S031000, C725S139000

Reexamination Certificate

active

09554009

ABSTRACT:
A data transmitting/receiving method for charging the reception of pay data in units of a reception or in units of a group to which receivers belong with a high degree of freedom and its receiver. The transmission side allocates the same group identification number (IRD_Gr_ID) to receivers which receive data from the transmission side under a reception contract, have different individual identification numbers (IRD_ID), and belong to the same group, and manages the reception contract by means of the individual identification number (IRD_ID) and the group identification number (IRD_Gr_ID).

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