APPARATUS AND METHOD FOR CONTROLLING THE GENERATION OF A RADIO FREQUENCY TRANSMIT SIGNAL
First Claim
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1. An apparatus for controlling the generation of a radio frequency transmit signal comprising:
- a power amplifier module configured to amplify a radio frequency transmit signal; and
a control module configured to control at least one power amplifier stimulus of the power amplifier module based on information related to at least one intermodulation product generated during generation of an amplified radio frequency transmit signal, wherein the amplified radio frequency transmit signal comprises at least two spectral clusters allocated for data transmission.
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Abstract
An apparatus for controlling the generation of a radio frequency transmit signal includes a control module configured to control at least one power amplifier stimulus of a power amplifier module based on information related to at least one intermodulation product caused during generation of an amplified radio frequency transmit signal amplified by the power amplifier module. The amplified radio frequency transmit signal has at least two spectral clusters allocated for data transmission.
6 Citations
19 Claims
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1. An apparatus for controlling the generation of a radio frequency transmit signal comprising:
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a power amplifier module configured to amplify a radio frequency transmit signal; and a control module configured to control at least one power amplifier stimulus of the power amplifier module based on information related to at least one intermodulation product generated during generation of an amplified radio frequency transmit signal, wherein the amplified radio frequency transmit signal comprises at least two spectral clusters allocated for data transmission. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16)
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17. An apparatus for controlling the generation of a radio frequency transmit signal, wherein the apparatus comprises a control module configured to control at least one power amplifier stimulus of a power amplifier module based on input data usable for determining information related to at least one intermodulation product caused during generation of an amplified radio frequency transmit signal amplified by the power amplifier module, wherein the amplified radio frequency transmit signal comprises at least two spectral clusters,
wherein the at least one power amplifier stimulus is one of the group of a power amplifier supply voltage, a power amplifier quiescent current and a pre-distortion of a radio frequency transmit signal provided to the power amplifier module for amplification, wherein the control module is configured to trigger an adaptation of the at least one power amplifier stimulus, if the information related to the at least one intermodulation product indicates an excess of a predefined limit.
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19. A method for controlling the generation of a radio frequency transmit signal, wherein the method comprises controlling at least one power amplifier stimulus of a power amplifier module based on information related to at least one intermodulation product generated during generation of an amplified radio frequency transmit signal, wherein the amplified radio frequency transmit signal comprises at least two spectral clusters allocated for data transmission.
Specification