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| Number | Title | Issue Date |
| 7655850 | Universal quantum gate Universal quantum gates that include single qubit and two-qubit gates are provided. ... | 02/02/2010 |
| 7411235 | Spin transistor, programmable logic circuit, and magnetic memory A spin transistor includes a first conductive layer that is made of a ferromagnetic material magnetized in a first direction, and functions as one of a source and a drain; a second conductive layer that is made of a ferromagnetic material magnetized in one of the fi... | 08/12/2008 |
| 7391091 | Magnetic particle flow detector A ferromagnetic thin-film based magnetic field detection system having a substrate supporting a magnetic field sensor in a channel with a first electrical conductor supported on the substrate positioned at least in part along the channel gap and in direct contact wi... | 06/24/2008 |
| 7353148 | Generation of displays of solutions to physics problems represented by complex mathematical equations using quantum computations or simulation of quantum computations on classic computers Graphic displays or audio sound representations of numerical solutions of physics problems modeled by complicated, computationally complex mathematics are generated by Type I and Type II quantum computers, which employs a plurality of classically interconnected node... | 04/01/2008 |
| 7335909 | Superconducting phase-charge qubits A quantum computing structure comprising a superconducting phase-charge qubit, wherein the superconducting phase-charge qubit comprises a superconducting loop with at least one Josephson junction. The quantum computing structure also comprises a first mechanism for ... | 02/26/2008 |
| 7332738 | Quantum phase-charge coupled device A method for reading out the state of a mesoscopic phase device. In the method the mesoscopic phase device is coherently coupled to a mesoscopic charge device using a phase shift device and the quantum state of the mesoscopic charge device is measured. A method for ... | 02/19/2008 |
| 7274080 | MgO-based tunnel spin injectors A MgO tunnel barrier is sandwiched between semiconductor material on one side and a ferri- and/or ferromagnetic material on the other side to form a spintronic element. The semiconductor material may include GaAs, for example. The spintronic element may be used as a... | 09/25/2007 |
| 7247510 | Magnetic recording medium and magnetic memory apparatus Disclosed is a magnetic memory apparatus which comprises a patterned magnetic recording medium in which multilayered films each having a first magnetic layer, a nonmagnetic metal layer or a nonmagnetic insulating layer and a second magnetic layer deposited discretel... | 07/24/2007 |
| 7230266 | Conditional Rabi oscillation readout for quantum computing A method for determining whether a first state of a quantum system is occupied is provided. A driving signal is applied to the system at a frequency corresponding to an energy level separation between a first and second state of the system. The system produces a rea... | 06/12/2007 |
| 7180087 | Spin filter and a memory using such a spin filter A spin filtering device has: a spin filter (1) having an input region (3) for carrying an electron current, an output region (4) for carrying an electron current, and a three-dimensionally confined quantum region (2a) arranged to o... | 02/20/2007 |
| 6670630 | Quantum phase-charge coupled device A superconducting structure that includes a mesoscopic phase device and a mesoscopic charge device. The superconducting structure further includes a mechanism for coupling the mesoscopic phase device and the mesoscopic charge device so that the quantum st... | 12/30/2003 |
| 6649929 | Quantum computing with d-wave superconductors A method and structure for a d-wave qubit structure includes a qubit disk formed at a multi-crystal junction (or qubit ring) and a superconducting screening structure surrounding the qubit. The structure may also include a superconducting sensing loop, wh... | 11/18/2003 |
| 6641773 | Electro spinning of submicron diameter polymer filaments An electro spinning process yields uniform, nanometer diameter polymer filaments. A thread-forming polymer is extruded through an anodically biased die orifice and drawn through an anodically biased electrostatic field. A continuous polymer filament is co... | 11/04/2003 |
| 6633053 | Method and apparatus for creating at least one qubit in a quantum computing device At least one qubit in a quantum computing device is created. At least one photon is placed into a superposition of quantum states. The quantum states each have an associated probability amplitude. The quantum states each are associated with a mode from a ... | 10/14/2003 |
| 6627915 | Shaped Josephson junction qubits A superconducting qubit is presented. The qubit is a shaped long Josephson junction with a magnetic fluxon such that, in the presence of an externally applied magnetic field, a fluxon potential energy function indicating a plurality of pinning sites in th... | 09/30/2003 |
| 6627916 | High sensitivity, directional DC-squid magnetometer A solid state dc-SQUID includes a superconducting loop containing a plurality of Josephson junctions, wherein an intrinsic phase shift is accumulated through the loop. In an embodiment of the invention, the current-phase response of the dc-SQUID sits in a... | 09/30/2003 |
| 6614047 | Finger squid qubit device A finger SQUID qubit device and method for performing quantum computation with said device is disclosed. A finger SQUID qubit device includes a superconducting loop and one or more superconducting fingers, wherein the fingers extend to the interior of sai... | 09/02/2003 |
