4. Telecommunications
  5. Radiotelephone system
  6. Zoned or cellular telephone system

Chae Hun Chung

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Apparatus and method for expanding service area of CDMA...

Multiplex communications – Communication over free space – Having a plurality of contiguous regions served by...
Reexamination Certificate

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Handoff trial method by a mobile station

Multiplex communications – Communication over free space – Having a plurality of contiguous regions served by...
Reexamination Certificate

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METHOD FOR OPERATING BASE STATION TO SOLVE SPEECH DISABLE...

Telecommunications – Radiotelephone system – Zoned or cellular telephone system
Reexamination Certificate

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Radio frequency receiver for CDMA mobile communication base...

Pulse or digital communications – Spread spectrum – Direct sequence
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2447456

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