US Patent 8369820 Frequency multiplier device
Patent 8369820 was granted and assigned to General Instrument on February, 2013 by the United States Patent and Trademark Office.
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A frequency multiplier device comprises a first signal combiner having a first port for receiving a first input signal having a first frequency f1 and a second port for receiving a second input signal having a second frequency f2, the first signal combiner configured to provide an output signal having either a sum of the first frequency and second frequency or a difference of the first frequency and second frequency; and a frequency divider having a dividing ratio N, the frequency divider configured to output a divided signal, wherein the output signal from the first signal combiner is coupled to the frequency divider, the divided signal from the frequency divider is coupled to the second port of the first signal combiner, and the output signal from the first signal combiner has a frequency of (N/(N±1))×f1.
US Patent 08369820 Frequency multiplier device US Patent 8369820 Frequency multiplier device
US Patent 08369820 Frequency multiplier device
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