Patent ID: 6266545
Filing Date: 2001-07-24
Classification: H03G

Abstract:
A tower-mountable radio frequency amplifier apparatus for use in a fixed-site radio transceiver station, comprising:an amplifier for amplifying radio frequency signals used in the fixed-site radio transceiver station;a power supply current path for receiving power supply current from an external source and providing the power supply current for use in powering operations of said amplifier; anda current modulator coupled to said power supply current path, said modulator having an input for receiving information about said apparatus which is provided as digital data, said modulator for modulating said power supply current in said power supply current path in response to said information about said apparatus, and said modulator including a digital-to-analog converter having a digital input to receive said digital data and having an analog output coupled to a control input of a controllable current sink apparatus.