Integrated power detector with temperature compensation
First Claim
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1. An integrated circuit (100) comprising a power amplifier (16) configured and arranged to receive an input signal (S10) and to produce an amplified signal (S20) based on the input signal, characterized in that the integrated circuit further comprises:
- a power detector (50) coupled to the power amplifier and configured and arranged to detect a power level of the amplified signal, wherein the power detector is further configured and arranged to output a temperature-compensated indication (S30) of the power level of the amplified signal.
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Abstract
A power detector (50) detects a power level of an amplified signal (S20) produced by a power amplifier (16) on the same integrated circuit (100). The power detector compensates for an effect of temperature variations on the magnitude of the detected power level.
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Citations
20 Claims
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1. An integrated circuit (100) comprising a power amplifier (16) configured and arranged to receive an input signal (S10) and to produce an amplified signal (S20) based on the input signal, characterized in that the integrated circuit further comprises:
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a power detector (50) coupled to the power amplifier and configured and arranged to detect a power level of the amplified signal, wherein the power detector is further configured and arranged to output a temperature-compensated indication (S30) of the power level of the amplified signal. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A process of power detection comprising receiving an input signal and, within an integrated circuit (100), producing an amplified signal based on the input signal, characterized in that said process further comprises:
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within the integrated circuit, detecting a power level of the amplified signal; and
within the integrated circuit, producing a temperature-compensated indication of the power level of the amplified signal. - View Dependent Claims (14, 15, 16, 17, 18)
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19. A use of an integrated circuit (100) to output a temperature-compensated indication (S30) of the power level of an amplified signal, said integrated circuit comprising a power amplifier (16) configured and arranged to receive an input signal (S10) and to produce the amplified signal (S20) based on the input signal, characterized in that the integrated circuit further comprises:
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a power detector (50) coupled to the power amplifier and configured and arranged to detect a power level of the amplified signal, wherein the power detector is further configured and arranged to output the temperature-compensated indication of the power level of the amplified signal. - View Dependent Claims (20)
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Specification