4. Interactive video distribution systems
  5. Program, message, or commercial insertion or substitution
  6. Emergency warning

Chang Sik Yun

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Apparatuses and methods for resolving channel information...

Television – Receiver circuitry – Tuning
Reexamination Certificate

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Broadcasting signal receiver and method for...

Multiplex communications – Communication techniques for information carried in plural... – Combining or distributing information via time channels
Reexamination Certificate

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Data structure and signaling method for emergency alert...

Interactive video distribution systems – Program – message – or commercial insertion or substitution – Emergency warning
Reexamination Certificate

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Emergency alert message data structure, emergency alert...

Communications: electrical – Condition responsive indicating system – Specific condition
Reexamination Certificate

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Emergency alert message data structure, emergency alert...

Communications: electrical – Condition responsive indicating system – Specific condition
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2300336

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