Abstract: An NPF radiofrequency device includes a first end terminal E1, four first branches BR10, BR11, BR12, BR13 connected to E1 and each including a capacitor, respectively C0, C1, C2, C3, having the same capacitance, including a first terminal and a second terminal connected to ground, and a switch arranged between E1 and the first terminal of the capacitor of the first branch; the device being designed to, in each first branch BR1i, close the switch at each time pT0+(i)T0/4, for T0/4, where p is a natural number and T0 is the period of the clock signal; the device including at least two successive second branches from among an ordered set of second branches BR20, BR21, BR22, BR23, the second branch BR2i including a second end terminal E2i, and each second branch BR2k of the device including, for each first branch, BR11, i=0 to 3, a switch between the first terminal of the capacitor Ci and the second branch, the device being designed to close the switch at each pT0+(i+k)T0/4, for T0/4.

Abstract: A phase-change material switch, including: a region in said phase-change material connecting first and second conduction electrodes of the switch; and a grating coupler for coupling a laser signal for activating the switch, located opposite a face of the region in said phase-change material.

Abstract: An NPF radiofrequency device includes a first end terminal E1, four first branches BR10, BR11, BR12, BR13 connected to E1 and each including a capacitor, respectively C0, C1, C2, C3, having the same capacitance, including a first terminal and a second terminal connected to ground, and a switch arranged between E1 and the first terminal of the capacitor of the first branch; the device being designed to, in each first branch BR1i, close the switch at each time pT0+(i)T0/4, for T0/4, where p is a natural number and T0 is the period of the clock signal; the device including at least two successive second branches from among an ordered set of second branches BR20, BR21, BR22, BR23, the second branch BR2i including a second end terminal E2i, and each second branch BR2k of the device including, for each first branch, BR11, i=0 to 3, a switch between the first terminal of the capacitor Ci and the second branch, the device being designed to close the switch at each pT0+(i+k)T0/4, for T0/4.

Abstract: An interposer (16) and a substrate (10) incorporating the interposer (16) are provided. The interposer (16) includes one or more layers (18) and a cavity (20) defined in the one or more layers (18), the cavity (20) being configured as a waveguide for propagation of electromagnetic waves.

Abstract: An interposer (16) and a substrate (10) incorporating the interposer (16) are provided. The interposer (16) includes one or more layers (18) and a cavity (20) defined in the one or more layers (18), the cavity (20) being configured as a waveguide for propagation of electromagnetic waves.

Abstract: The instant disclosure describes a radiofrequency propagation line including a conducting strip connected to a conducting plane parallel to the plane of the conducting strip, wherein the conducting plane includes a network of nanowires made of an electrically conductive, non-magnetic material extending orthogonally to the plane of the conducting strip, in the direction of said conducting strip.

Abstract: The instant disclosure describes a radiofrequency propagation line including a conducting strip connected to a conducting plane parallel to the plane of the conducting strip, wherein the conducting plane includes a network of nanowires made of an electrically conductive, non-magnetic material extending orthogonally to the plane of the conducting strip, in the direction of said conducting strip.