Apparatus and method for using ambient RF power in a...

Details Apparatus and method for using ambient RF power in a... Apparatus and method for using ambient RF power in a...

2006-01-19

2009-10-20

Nguyen, Tony T (Department: 2618)

Telecommunications

Transmitter

Power control, power supply, or bias voltage supply

C455S128000, C455S575100, C455S562100, C343S720000

Reexamination Certificate

active

07606540

ABSTRACT:
An apparatus and method for using ambient RF power in a portable terminal are provided. In the charging apparatus, an antenna array receives RF signals left derelict in the air, a rectifier rectifies the RF signals to DC voltages, and a power storage stores the DC voltages as power.

REFERENCES:
patent: 6882128 (2005-04-01), Rahmel et al.
patent: 7084605 (2006-08-01), Mickle et al.
patent: 7440780 (2008-10-01), Mickle et al.
patent: 10-2004-0077228 (2004-09-01), None

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