Rf and microwave phase shifters
AssigneeCAES Systems LLC
InventorKeegan Allen
Life of this patent
Estimating the term…
Abstract
Systems, apparatuses, and methods for RF and microwave phase shifter are provided. For example, a phase shift circuit may include: a first switch; a second switch; a reference state circuit electrically connected to the first switch first output and the second switch first input and comprising a first switch filter circuit and a first plurality of switch capacitor circuits; and a shift state circuit electrically connected to the first switch second output and the second switch second input and comprising a second switch filter circuit and a second plurality of switch capacitor circuits.
Claims20
A phase shift circuit comprising:
- a first switch;
- a second switch;
- a reference state circuit electrically connected to a first switch first output and also electrically connected to a second switch first input;
- a shift state circuit electrically connected to a first switch second output and also electrically connected to a second switch second input;
- wherein the reference state circuit comprises a first switch filter circuit and a first plurality of switch capacitor circuits;
- and
- wherein the shift state circuit comprises a second switch filter circuit and a second plurality of switch capacitor circuits.
A method comprising:
- providing a phase shift circuit comprising:
- a first switch;
- a second switch;
- a reference state circuit electrically connected to a first switch first output and also electrically connected to a second switch first input;
- a shift state circuit electrically connected to a first switch second output and also electrically connected to a second switch second input;
- wherein the reference state circuit comprises a first switch filter circuit and a first plurality of switch capacitor circuits;
- and
- wherein the shift state circuit comprises a second switch filter circuit and a second plurality of switch capacitor circuits;
- and
- receiving a first control signal to switch the first switch to provide an input signal from a first switch input to the first switch first output and to switch the second switch to provide the second switch first input to a second switch output;
- receiving the input signal at the first switch;
- shifting a phase of the input signal with the phase shift circuit;
- and
- transmitting an output signal from the phase shift circuit that is the input signal with a phase shift.
Dependencies are inferred from the claim text.