4. Multiplex communications
  5. Pathfinding or routing
  6. Combined circuit switching and packet switching

Chen Cao

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System and method for determining network quality for voIP...

Multiplex communications – Pathfinding or routing – Combined circuit switching and packet switching
Reexamination Certificate

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System and method for routing VoIP calls

Multiplex communications – Pathfinding or routing – Combined circuit switching and packet switching
Reexamination Certificate

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