Differential frequency down-conversion using techniques of universal frequency translation technology
DC CAFCFirst Claim
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1. An apparatus for down-converting an electromagnetic signal, comprising:
- a differential frequency down-conversion module that differentially receives an input signal, wherein said differential frequency down-conversion module comprises a positive input terminal and a negative input terminal, and wherein said differential frequency down-conversion module outputs a differential down-converted output signal;
wherein said differential frequency down-conversion module comprises;
a first switch, a second switch, and a storage element coupled between said first and second switches.
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Abstract
Methods, systems, and apparatuses for down-converting an electromagnetic (EM) signal by aliasing the EM signal, and applications thereof are described herein. Reducing or eliminating DC offset voltages and re-radiation generated when down-converting an electromagnetic (EM) signal is also described herein. Down-converting a signal and improving receiver dynamic range is also described herein.
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Citations
16 Claims
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1. An apparatus for down-converting an electromagnetic signal, comprising:
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a differential frequency down-conversion module that differentially receives an input signal, wherein said differential frequency down-conversion module comprises a positive input terminal and a negative input terminal, and wherein said differential frequency down-conversion module outputs a differential down-converted output signal;
wherein said differential frequency down-conversion module comprises;
a first switch, a second switch, and a storage element coupled between said first and second switches. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A method for down-converting an electromagnetic signal, comprising:
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(a) differentially receiving an input signal across a positive input terminal and a negative input terminal of a differential frequency down-conversion module, wherein the differential frequency down-conversion module includes a first switch, a second switch, and a storage element coupled between the first and second switches;
(b) differentially down-converting the received input signal to a differential down-converted output signal. - View Dependent Claims (13, 14, 15, 16)
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Specification