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| Number | Title | Issue Date |
| 7081370 | Silicon substrate apparatus and method of manufacturing the silicon substrate apparatus A first rectangular groove having a rectangular cross section and a second rectangular groove substantially orthogonal to the first rectangular groove and having a rectangular cross section are formed in a first silicon substrate. A third rectangular groove located ... | 07/25/2006 |
| 6777808 | Capacitor for signal propagation across ground plane boundaries in superconductor integrated circuits The self inductance associated with a capacitance A52 in a superconductor integrated circuit (FIG. 1) is reduced by adding a layer of superconductor metal (A54) overlying the capacitor, effectively producing a negative inductance to counteract t... | 08/17/2004 |
| 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 |
| 6642608 | MoNx resistor for superconductor integrated circuit A superconductor integrated circuit (10) includes a silicon substrate (12) a niobium ground layer (14), an anodized niobium first ground insulator layer (16), a second ground insulator layer (22), a molybdenum nitrogen (MoNx) resistor (18) prov... | 11/04/2003 |
| 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 |
| 6605822 | Quantum phase-charge coupled device A method for performing a quantum computing entanglement operation between a phase qubit and a charge qubit. A coherent connection between the phase qubit and the charge qubit is provided. The coherent connection allows the quantum state of the phase qubi... | 08/12/2003 |
| 6518673 | Capacitor for signal propagation across ground plane boundaries in superconductor integrated circuits The self inductance associated with a capacitance A52 in a superconductor integrated circuit (FIG. 1) is reduced by adding a layer of superconductor metal (A54) overlying the capacitor, effectively producing a negative inductance to counteract the self-in... | 02/11/2003 |
| 6486756 | Superconductor signal amplifier A superconductor signal amplifier which receives an extremely small high-frequency signal having a frequency of tens of GHz generated in a superconductive circuit, amplifies the voltage of the high-frequency signal without a decrease in frequency, and out... | 11/26/2002 |
| 6348699 | Josephson junction array device, and manufacture thereof A superconductive device is disclosed, which has specific characteristics of a generator and/or detector of sub-millimeter wave length radiation, comprising a two-dimensional lateral array of mesas (column-shaped elements) each containing vertically stack... | 02/19/2002 |
| 6188084 | Low inductance superconductive integrated circuit and method of fabricating the same A high-temperature (10 K) superconductive integrated circuit has a ground plane (2), an interlevel dielectric (6), and a low value resistor (18) to provide conductive paths to reduce parasitic circuit inductances, thereby increasing the speed and performa... | 02/13/2001 |
| 6165801 | Method for making a monolithic integrated high-Tc superconductor-semiconductor structure A method for the fabrication of active semiconductor and high-temperature perconducting devices on the same substrate to form a monolithically integrated semiconductor-superconductor (MISS) structure is disclosed. A common insulating substrate, preferably... | 12/26/2000 |
| 6051846 | Monolithic integrated high-Tc superconductor-semiconductor structure A method for the fabrication of active semiconductor and high-temperature superconducting device of the same substrate to form a monolithically integrated semiconductor-superconductor (MISS) structure is disclosed. A common insulating substrate, preferabl... | 04/18/2000 |
| 5965900 | Tunnel-effect superconductive detector cell The invention relates to a detector cell comprising tunnel-effect superconductive devices organized in a two-dimensional array and placed on a common substrate, each superconductive device comprising a tunnel-effect superconductive junction and being elec... | 10/12/1999 |
| 5962865 | Low inductance superconductive integrated circuit and method of fabricating the same A high-temperature (10 K) superconductive integrated circuit has a ground plane (2), an interlevel dielectric (6), and a low value resistor (18) to provide conductive paths to reduce parasitic circuit inductances, thereby increasing the speed and performa... | 10/05/1999 |
| 5897367 | Low inductance superconductive integrated circuit A high-temperature (10K) superconductive integrated circuit has a ground plane (2), an interlevel dielectric (6), and a low value resistor (18) to provide conductive paths to reduce parasitic circuit inductances, thereby increasing the speed and performan... | 04/27/1999 |
| 5780314 | Method of forming a high performance low thermal loss bi-temperature superconductive device A superconductive electrical device is operable simultaneously at relatively higher temperatures, i.e., 60-90K, and at relatively lower temperatures, i.e., less than 12K. The device comprises a non-superconductive substrate with two regions, a first relat... | 07/14/1998 |
| 5773875 | High performance, low thermal loss, bi-temperature superconductive device A superconductive electrical device is operable simultaneously at relatively higher temperatures, i.e., 60-90K, and at relatively lower temperatures, i.e., less than 12K. The device comprises a non-superconductive substrate with two regions, a first relat... | 06/30/1998 |
| 5753935 | Superconductive tunnel junction array radiation detector In a radiation detection device using superconducting tunnel junctions, the increase in electric capacitance and the decrease in electric resistance due to the increase in junction area for improvement of the detection efficiency are largely repressed by ... | 05/19/1998 |
| 5693595 | Integrated thin-film terminations for high temperature superconducting microwave components A termination for a high-temperature superconductive thin-film microwave device formed on the obverse side of a substrate with the reverse side of the substrate having a ground plane. The termination can include a thin-film resistor being integral with an... | 12/02/1997 |
| 5571778 | Superconducting junction material and process of preparing same A superconductor junction material is disclosed which comprises a substrate of a single crystal, and at least flux flow element, and optionally at least one Josephson junction element, provided on the surface, each of the flux flow and Josephson junction ... | 11/05/1996 |
| 5442195 | Superconducting device including plural superconducting electrodes formed on a normal conductor A superconducting device may include a superconducting weak link equipped with plural superconducting devices that are used as input-output terminals formed on the same plane and at least one current source for applying current to at least one of these su... | 08/15/1995 |
| 5436471 | Josephson junction apparatus formed on flexible polymeric film A Josephson junction apparatus comprises a polymeric film having flexibility, and a Josephson junction circuit formed on the polymeric film. The Josephson junction circuit includes a Josephson junction device and a wiring for connecting to the Josephson j... | 07/25/1995 |
| 5326986 | Parallel N-junction superconducting interferometer with enhanced flux-to-voltage transfer function A physical configuration for a parallel multi-junction superconducting quantum interference device that can be used for a variety of applications involving the detection of magnetic flux, including applications where it is desired to measure the absolute ... | 07/05/1994 |
| 5323344 | Quantum memory device A quantum memory device in which a memory operation is enabled even if the structure of a Josephson device is reduced in size. Each memory cell of the quantum memory device includes a superconducting quantum interference device having two Josephson juncti... | 06/21/1994 |
| 5131976 | Josephson junction apparatus formed on flexible polymeric film and producing method thereof A Josephson junction apparatus comprises a polymeric film having flexiblity, and a Josephson junction circuit formed on the polymeric film. The Josephson junction circuit includes a Josephson junction device and a wiring for connecting to the Josephson ju... | 07/21/1992 |
| 5124583 | DC-powered Josephson integrated circuit A DC powered integrated circuit includes a plurality of magnetic flux coupling type Josephson elements. First and second Josephson elements are connected in series to form a first element series circuit of Josephson elements. Third and fourth Josephson el... | 06/23/1992 |
| 5114912 | Two-dimensional, Josephson-array, voltage-tunable, high-frequency oscillator A two-dimensional array of Josephson junctions is used as a high-frequency oscillator capable of emitting coherent power of predetermined frequencies since the geometry of the two-dimensional array allows the individual Josephson junctions to phase lock a... | 05/19/1992 |
| 5087610 | Switchable superconducting elements and pixels arrays An array of superconducting elements in which each element can be quenched into the nonsuperconductive or normal state independently at will. The array can be used to form spatially and temporally variable images or for forming spatially and temporally va... | 02/11/1992 |
| 5068694 | Josephson integrated circuit having a resistance element A Josephson integrated circuit comprises a substrate formed with a Josephson device, a resistance strip of zirconium provided on the substrate, a first refractory metal layer provided on a first region of the resistance strip; a second refractory metal la... | 11/26/1991 |
| 5039656 | Superconductor magnetic memory using magnetic films This invention relates to a magnetic memory including a first superconductor wire, a second superconductor wire disposed in such a manner as to cross the first superconductor wire substantially orthogonally, a first magnetic film disposed at the point of ... | 08/13/1991 |
| 4963871 | Analog-to-digital converter using superconducting material An analog-to-digital converter using superconducting material. The converter includes a converter portion having a plurality of series-connected superconducting current channels for which different values of a certain critical condition are set, the value... | 10/16/1990 |
| 4904980 | Refractory resistors with etch stop for superconductor integrated circuits This is a structure of, and method for preparation of, molybdenum resistors in a superconductor integrated circuit. It utilizes a pattern superconductor film; applying an aluminum film on the patterned superconductor film; and then applying a molybdenum f... | 02/27/1990 |
| 4878094 | Self-powered electronic component and manufacturing method therefor A self-powered electronic component, particularly, a Josephson junction, is formed of a layer of a superconductor epitaxially grown on a substrate formed of a single crystal of silicon. In accordance with one embodiment of the invention, the expitaxial su... | 10/31/1989 |
| 4822673 | Microwave device A microwave device comprises a substrate and fine metal particles having diameters of 0.1 μm or smaller and arranged in a regular pattern on the substrate. In the preferred embodiment of the present invention, the substrate is subjected to electron beam ... | 04/18/1989 |
| 4633439 | Superconducting read-only memories or programable logic arrays having the same An A.C. powered type logic array of very high speed operations which employs Josephson devices and which can program any desired logic. The logic array comprises a first logic array which delivers AND logic signals of desired ones of input signals, and a ... | 12/30/1986 |
| 4554567 | Superconductive integrated circuit incorporating a magnetically controlled interferometer Superconductive integrated logic gate circuits of the magnetically controlled type incorporating Josephson tunnel junctions utilize a superconductive layer that forms a base electrode for Josephson junction devices on the integrated circuit, a ground plan... | 11/19/1985 |
| 4544937 | Formation of normal resistors by degenerate doping of substrates In superconductive integrated circuit a semiconductor substrate is used in combination with normal resistors formed by degenerate doping of the substrate in selected regions. Doping is preferably performed by planar diffusion or ion implantation. Applicat... | 10/01/1985 |
| 4539741 | Josephson junction element and method of making the same A Josephson junction element which comprises a substrate, a first strip-like superconductor thin film layer arranged on said substrate, a second strip-like superconductor thin film layer arranged on said first superconductor layer in crossing relation the... | 09/10/1985 |
| 4518868 | Superconductive large-scale integrated circuit chip A superconductive large-scale integrated circuit chip comprises a plurality of pads, a superconductive line which short-circuits respectively adjacent pairs of the pads, and an input buffer circuit. The input buffer circuit includes a Josephson junction w... | 05/21/1985 |
| 4494131 | Josephson junction element and method of making the same A Josephson junction element which comprises a substrate, a first strip-like superconductor thin film layer arranged on said substrate, a second strip-like superconductor thin film layer arranged on said first superconductor layer in crossing relation the... | 01/15/1985 |
