Digital broadcast reception apparatus

Details Digital broadcast reception apparatus Digital broadcast reception apparatus

2011-03-01

2011-03-01

El Hady, Nabil M (Department: 2434)

Cryptography

Video cryptography

Video electric signal modification

C380S211000, C380S212000, C380S213000, C380S214000

Reexamination Certificate

active

07899182

ABSTRACT:
Disclosed is a digital broadcast reception apparatus which performs a scramble judgment by obtaining a judgment PID corresponding to PCR_PID and a judgment packet corresponding to the judgment PID and judging whether the judgment packet is obtained within a first time, subsequently by a value of tsc bit, subsequently by detecting a PES packet where payload starts and judging whether it is detected within a second time, subsequently by detecting packet_start_code_prefix and judging based on the detected value, and subsequently by a value of PES_scrambling_control.

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