Class 326/136 - MISCELLANEOUS

Subclass of Class 326 - Electronic digital logic circuitry
Definition: Subject matter not provided for in any of the preceding
No. of patents: 49
Last issue date: 12/22/2009

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Number	Title	Issue Date
7635993	Digital magnetic current sensor and logic A sensor for sensing magnetic field strength has a sensor element, and detection circuitry for detecting a level of resistance of the sensor element, the level of resistance varying with magnetic field under test and having hysteresis, so that upon electromagnetic e...	12/22/2009
7439770	Magnetic tunneling junction based logic circuits and methods of operating the same MTJ cell based logic circuits and MTJ cell drivers having improved operating speeds compared to the conventional art, and operating methods thereof are described. An MTJ cell driver may include a lower electrode, an MTJ cell on the lower electrode, an upper electrod...	10/21/2008
7436218	Magnetic AND/NOR circuit A magnetic AND/NOR circuit has a first, a second, a third, and a fourth magnetic transistor. These four magnetic transistors as ordinary transistors that can be turned on or turned off by the control of several metal devices respectively disposed around the magnetic...	10/14/2008
7405599	Magnetic transistor with the OR/NOR/NAND/AND functions A magnetic transistor circuit with the OR, NOR, NAND and AND functions has a first, a second, a third, a fourth magnetic transistor, and a routing line. These four magnetic transistors as ordinary transistors that can be turned on or turned off by the control of sev...	07/29/2008
7400176	Magnetic OR/NAND circuit A magnetic OR/NAND circuit has a first, a second, a third, and a fourth magnetic transistor. These four magnetic transistors that work as the ordinary transistors can be turned on or turned off by the control of several metal devices respectively disposed around the...	07/15/2008
7351998	Proton or ion movement assisted molecular devices There are disclosed molecular scale devices for performing logic functions. Devices comprise at least one input molecular unit, at least one output molecular unit, at least one molecular unit for performing logic or memory functions, and a means for effecting charge...	04/01/2008
7335395	Methods of using pre-formed nanotubes to make carbon nanotube films, layers, fabrics, ribbons, elements and articles Methods of Using Preformed Nanotubes to Make Carbon Nanotube Films, Layers, Fabrics, Ribbons, Elements and Articles are disclosed. To make various articles, certain embodiments provide a substrate. Preformed nanotubes are applied to a surface of the substrate to cre...	02/26/2008
7332935	Driver with variable output voltage and current A driver circuit with variable output voltage and current. A source input terminal of the driver circuit may receive a source control signal. A voltage control circuit may drive one of the terminals of a first switch to a source voltage. If the source input terminal...	02/19/2008
7227385	Actuation circuit for MEMS structures An actuation circuit which actuates force electrodes using an open loop transconductance stage. The actuation circuit includes at least a first output and a second output, and a first input. The circuit includes a current sink coupled to the first output which is en...	06/05/2007
7176505	Electromechanical three-trace junction devices Three trace electromechanical circuits and methods of using same. A circuit includes first and second electrically conductive elements with a nanotube ribbon (or other electromechanical elements) disposed therebetween. An insulative layer is disposed on one of the f...	02/13/2007
7167026	Tri-state circuit using nanotube switching elements Nanotube-based logic circuitry is disclosed. Tri-stating elements add an enable/disable function to the circuitry. The tri-stating elements may be provided by nanotube-based switching devices. In the disabled state, the outputs present a high impedance, i.e., are tr...	01/23/2007
7164744	Nanotube-based logic driver circuits Nanotube based logic driver circuits. These include pull-up driver circuits, push-pull driver circuits, tristate driver circuits, among others. Under one embodiment, an off-chip driver circuit includes a differential input having first and second signal links, each ...	01/16/2007
7161385	Circuit elements and parallel computational networks with logically entangled terminals The invention relates to circuit elements and computing networks for resolving logical entanglement, in which the allowed logical value of a variable in a set of variables depends on the logical values of the other variables in the set. A circuit element according t...	01/09/2007
7120047	Device selection circuitry constructed with nanotube technology A memory system having electromechanical memory cells and decoders is disclosed. A decoder circuit selects at least one of the memory cells of an array of such cells. Each cell in the array is a crossbar junction at least one element of which is a nanotube or a nano...	10/10/2006
7026841	Logical operation circuit and logical operation method To provide a logical operation circuit and a logical operation method which can perform a logical operation using a ferroelectric capacitor. A logical operation circuit 1 has ferroelectric capacitors CF1 and CF2 and a transistor MP. The ferroele...	04/11/2006
6987402	Reversible logic elements operating in a synchronous mode A new reversible element with six lines (three input lines and three output lines) and two states are proposed. This element is computationally universal in the sense that a universal Turing machine can be constructed from it. Two reversible elements, each of which ...	01/17/2006
6980021	Output buffer with time varying source impedance for driving capacitively-terminated transmission lines An output buffer for driving a capacitively-terminated transmission line produces a waveform which comprises a first portion during which the waveform transitions from a voltage V1 to a voltage V2; a second portion during which it remains fixed at V...	12/27/2005
6979590	Methods of making electromechanical three-trace junction devices Methods of producing an electromechanical circuit element are described. A lower structure having lower support structures and a lower electrically conductive element is provided. A nanotube ribbon (or other electromechanically responsive element) is formed on an up...	12/27/2005
6919740	MOLECULAR-JUNCTION-NANOWIRE-CROSSBAR-BASED INVERTER, LATCH, AND FLIP-FLOP CIRCUITS, AND MORE COMPLEX CIRCUITS COMPOSED, IN PART, FROM MOLECULAR-JUNCTION-NANOWIRE-CROSSBAR-BASED INVERTER, LATCH, AND FLIP-FLOP CIRCUITS Methods for implementing familiar electronic circuits at nanoscale sizes using molecular-junction-nanowire crossbars, and nanoscale electronic circuits produced by the methods. In one embodiment of the present invention, a 3-state inverter is implemented. In a secon...	07/19/2005
6919592	Electromechanical memory array using nanotube ribbons and method for making same Electromechanical circuits, such as memory cells, and methods for making same are disclosed. The circuits include a structure having electrically conductive traces and supports extending from a surface of the substrate, and nanotube ribbons suspended by the supports...	07/19/2005
6911682	Electromechanical three-trace junction devices Three trace electromechanical circuits and methods of using same are described. A circuit includes first and second electrically conductive elements with a nanotube ribbon (or other electromechanical elements) disposed therebetween. The nanotube ribbon is movable to...	06/28/2005
6836152	Analog/digital mixed integrated circuit An IC chip 10 is divided into the analog circuit area 1 and a digital circuit area 2 in its layout. A clock generator circuit 6 that generates a clock signal CK is arranged within the digital circuit area 2, and a switching circuit...	12/28/2004
6777982	Molecular scale latch and associated clocking scheme to provide gain, memory and I/O isolation Chemically assembled electronic nanotechnology (CAEN) provides an alternative to using Complementary Metal Oxide Semiconductor (CMOS) for constructing circuits with feature sizes in the tens of nanometers. A molecular latch and a method using the latch that enables ...	08/17/2004
6696851	Reception line break detection apparatus A reception line break detection apparatus includes a transmission-side line drive, a reception line, a switching element, and a reception-side line receiver receiving signals transmitted from the transmission-side line drive through the reception line. T...	02/24/2004
6636074	Clock gating to reduce power consumption of control and status registers Various systems and methods for reducing the power consumption of CSRs (Control and Status Registers) within an integrated circuit (IC) are disclosed. In one embodiment, an IC includes a plurality of CSRs. Each CSR includes one or more flip-flops that are...	10/21/2003
6605957	Logic input circuit with energy transfer with input voltage matching A logic input circuit for an industrial equipment automatic control system supplied by a DC voltage source, in particular a battery (16), comprises a voltage step-up energy converter (12) composed of an inductance coil (L) and a switching transistor (TR),...	08/12/2003
6313478	Single electron device using ultra-thin metal film and method for fabricating the same There is provided a single electron device. The device has weak links with bottle-neck figure in place of the tunnel junction of the prior device. The weak links are easily formed on the same substrate by simple processes and thus the integration of the s...	11/06/2001
6297669	Low-technology inexpensive logic module system A system of logic modules providing AND, OR and NOT logical elements most useful in education and entertainment situations where it is important to avoid excessive costs and where speed is not a requirement utilizes electrical continuity and a lack of ele...	10/02/2001
6288565	High density and high speed magneto-electronic logic family A number of novel new devices and circuits are disclosed utilizing configurable magneto-electronic elements such as magnetic spin transistors and hybrid hall effect devices. Such magneto-electronic elements can be used as building blocks of an entirely ne...	09/11/2001
6259277	Use of molecular electrostatic potential to process electronic signals The present invention is a design paradigm for molecular scale electronic systems wherein electronic information is transmitted and processed, and electronic logic is obtained by changing the electrostatic potential of a molecule. The signal may be restor...	07/10/2001
6218866	Semiconductor device for prevention of a floating gate condition on an input node of a MOS logic circuit and a method for its manufacture A semiconductor device for preventing a floating gate condition on an input node of an MOS logic circuit. The semiconductor device includes a semiconductor substrate (typically p-type) with a deep well region (typically n-type) below its surface, a first ...	04/17/2001
6140838	High density and high speed magneto-electronic logic family A number of novel new devices and circuits are disclosed utilizing configurable magneto-electronic elements such as magnetic spin transistors and hybrid hall effect devices. Such magneto-electronic elements can be used as building blocks of an entirely ne...	10/31/2000
6091267	Logic circuits A logic circuit having at least a first input terminal and at least a first output terminal, comprises at least a first and a second electron-wave Y-branch switch, each having a source, a first drain, a second drain, and at least a first gate for switchin...	07/18/2000
6072328	IC devices with a built-in circuit for protecting internal information A plurality of light-receiving devices dispersed over the area of an IC chip operate in response to the opening of an IC device such that switching transistors are turned on or off to prohibit the normal operation of logic circuits or logic elements, ther...	06/06/2000
6060724	Quantum wire logic gate A quantum wire switch and a switching method for switching charge carriers between a first output and a second output utilizing quantum interference of the charge carriers. A quantum switch includes a quantum wire extending from an input to a first output...	05/09/2000
6031390	Asynchronous registers with embedded acknowledge collection An asynchronous register with embedded acknowledge collection is disclosed. The asynchronous register includes a data threshold circuit for generating data or NULL values at an output signal line based upon an evaluation of at least one data input value a...	02/29/2000
5764714	Latching inputs and enabling outputs on bidirectional pins with a phase locked loop (PLL) lock detect circuit A circuit for latching inputs and enabling outputs on a bidirectional pin using a PLL lock detect circuit is disclosed. A PLL lock detect circuit generates an active lock control signal when an output reference signal is phase locked relative to an input ...	06/09/1998
5731717	Logic or memory element based on n-stable phase-locking of single-electron tunneling oscillation, and computer using the same A single-electron tunneling (SET) element used as a logic or memory element includes at least one tunneling junction with a minute metal-insulator-metal sandwich structure, and a biasing power source which is connected in series to the at least one tunnel...	03/24/1998
5694054	Integrated drivers for flat panel displays employing chalcogenide logic elements The present invention defines a display driver for driving a flat panel display having rows and columns. The display driver has row and column drivers comprised of logic gates where each logic gate includes chalcogenide threshold switches. The logic gates...	12/02/1997
5677637	Logic device using single electron coulomb blockade techniques A memory device includes a memory node (2) to which is connected a tunnel barrier configuration such that the node exhibits first and second quantized memory states for which the level of stored charge is limited by Coulomb Blockade and a surplus or short...	10/14/1997

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Class 326/136 - MISCELLANEOUS