4. Telecommunications
  5. Transmitter and receiver at same station
  6. Radiotelephone equipment detail

Kyung-Yun Roo

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Location search auxiliary system for cellular radio...

Telecommunications – Transmitter and receiver at same station – Radiotelephone equipment detail
Reexamination Certificate

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Locking and unlocking method in mobile telephone

Telecommunications – Radiotelephone system – Security or fraud prevention
Reexamination Certificate

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Method and system for using SIM card in CDMA service area

Telecommunications – Transmitter and receiver at same station – Radiotelephone equipment detail
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2472721

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