MULTIMODE RF AMPLIFIER SYSTEM
First Claim
Patent Images
1. A multimode radio frequency (RF) amplifier system comprising:
- a first RF amplifier, including an auxiliary circuit configured to provide a utility to a second RF amplifier configured to generate a second RF output signal based on a second RF input signal, the first RF amplifier configured to;
receive a first modulated RF input signal;
generate a first modulated RF output signal based on the first modulated RF input signal; and
provide the first modulated RF output signal for transmission.
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Abstract
Multimode radio frequency (RF) amplifier systems and techniques are disclosed. In one embodiment, a multimode radio frequency (RF) amplifier system has a first RF amplifier and a second RF amplifier. The first RF amplifier may support a first RF communication standard. The second RF amplifier may support a second RF communication standard. The first RF amplifier includes an auxiliary circuit. The auxiliary circuit may provide a service or a utility to a second RF amplifier. For example, the auxiliary circuit may generate a supply voltage to power the second RF amplifier.
76 Citations
32 Claims
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1. A multimode radio frequency (RF) amplifier system comprising:
a first RF amplifier, including an auxiliary circuit configured to provide a utility to a second RF amplifier configured to generate a second RF output signal based on a second RF input signal, the first RF amplifier configured to; receive a first modulated RF input signal; generate a first modulated RF output signal based on the first modulated RF input signal; and provide the first modulated RF output signal for transmission. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21)
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22. A radio frequency (RF) amplification device comprising:
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a semiconductor die; an RF power converter formed on the semiconductor die, wherein the RF power converter is configured to generate a regulated supply voltage from a power source voltage and a modulated supply voltage from the power source voltage; a first RF amplification circuit formed on the semiconductor die, wherein the first RF amplification circuit is configured to amplify a first RF signal using the regulated supply voltage from the RF power converter; and a second RF amplification circuit electromagnetically isolated from the RF power converter, wherein the second RF amplification circuit is configured to amplify a second RF signal using the modulated supply voltage from the RF power converter. - View Dependent Claims (23, 24, 25, 26, 27, 28, 29, 30, 31, 32)
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Specification