PERFORMANCE OPTIMIZATION OF POWER AMPLIFIER
First Claim
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1. A circuit comprising:
- an amplifier circuit for driving an RF load;
a sensor for sensing a temperature condition of the amplifier circuit; and
a controller for initiating corrective action and/or feedback of the temperature condition to an external controller in accordance with a load condition of the RF load.
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Abstract
Aspects of embodiments according to the present invention are directed toward a circuitry and a method to accurately measure the junction temperature of power amplifier and uses the measurement to enable optimization of performance in the presence of a mismatched load via control of the power amplifier such that corrective action to mitigate effects of the mismatched load can be performed.
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Citations
25 Claims
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1. A circuit comprising:
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an amplifier circuit for driving an RF load; a sensor for sensing a temperature condition of the amplifier circuit; and a controller for initiating corrective action and/or feedback of the temperature condition to an external controller in accordance with a load condition of the RF load. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. A method of operating an amplifier circuit, the method comprising:
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operating the amplifier circuit to drive an RF load coupled to the amplifier circuit; sensing a temperature of the amplifier circuit; determining a mismatch condition between the RF load and the amplifier circuit in accordance with the temperature of the amplifier circuit; and compensating for the mismatch condition between the amplifier circuit and the RF load. - View Dependent Claims (16, 17, 18, 19, 20, 21, 22, 23, 24, 25)
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Specification