Portable communication device operable as a relay device...

Details Portable communication device operable as a relay device... Portable communication device operable as a relay device...

2007-05-29

2007-05-29

Urban, Edward (Department: 2618)

Telecommunications

Carrier wave repeater or relay system

Portable or mobile repeater

C455S572000

Reexamination Certificate

active

10472896

ABSTRACT:
A mobile telephone capable of being powered both by an internal power source and by an external power source, includes relay means operable to cause the telephone to relay signals between a base station and another mobile telephone, the relay means being operable only when an external power source is connected and not when it is running off its own internal battery.

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UMTS Universal Mobile Telecommunications System, TR 101 146 V3.0.0 (Dec. 1997), XP002128289, Technical Report.

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