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| Number | Title | Issue Date |
| 7902617 | Forming a thin film electric cooler and structures formed thereby Methods of forming a microelectronic structure are described. Embodiments of those methods include forming a first plurality of openings through a first surface of a substrate, forming a p-type TFTEC material within the first plurality of openings, forming a second ... | 03/08/2011 |
| 7339245 | Hall sensor A Hall sensor on a semiconductor substrate includes a Hall plate in the semiconductor substrate, where the Hall plate includes a first zone having a first conduction type. The semiconductor substrate also include a second zone having a second conduction type. A spac... | 03/04/2008 |
| 7271584 | Magnetic sensing apparatus A magnetic sensing apparatus includes a first magnetic transducer separated spatially from a second magnetic transducer and proximate to a target and a direction decoding circuit associated with the first and second magnetic transducers, wherein the direction decodi... | 09/18/2007 |
| 7253490 | Magnetic sensor having vertical hall device and method for manufacturing the same A vertical Hall device includes: a substrate; a semiconductor region having a first conductive type and disposed in the substrate; and a magnetic field detection portion disposed in the semiconductor region. The magnetic field detection portion is capable of detecti... | 08/07/2007 |
| 7208808 | Magnetic random access memory with lower switching field A magnetic random access memory with lower switching field is provided. The memory includes a first antiferromagnetic layer, a pinned layer formed on the first antiferromagnetic layer, a tunnel barrier layer formed on the pinned layer, a ferromagnetic free layer for... | 04/24/2007 |
| 7205622 | Vertical hall effect device A vertical Hall effect apparatus, including methods thereof. A substrate layer can be provided upon which an epitaxial layer is formed. The epitaxial layer is surrounded vertically by one or more isolation layers. Additionally, an oxide layer can be formed above the... | 04/17/2007 |
| 7173412 | Quadrature sensor systems and methods Sensor systems and methods are disclosed, including first and second sensing elements element co-located on a leadframe structure with respect to a particular target. In general, target-specific sensing applications can be determined by varying the distance between ... | 02/06/2007 |
| 7129534 | Magneto-resistive memory and method of manufacturing the same A method of forming a magneto-resistive memory element includes forming a groove in a layer of insulating material. A liner is formed conformably within the groove and the groove is filled with copper and then planarized. The electrically conductive material is prov... | 10/31/2006 |
| 7095070 | Method for fabricating Bi thin film and device using the same In a method for fabricating a Bi thin film having a great MR (magnetoresistance) at room temperature and a method for fabricating a spintronics device using the same, the Bi thin film is fabricated by an electrodepostiting method and a sputtering method and has very... | 08/22/2006 |
| 7061524 | Motion/saturation detection system and method for synthesizing high dynamic range motion blur free images from multiple captures Motion/Saturation detection system and method for synthesizing high dynamic range motion blur free images from multiple captures, the system and method utilizing photocurrent estimation to reduce read noise and enhance dynamic range at the low illumination end, satu... | 06/13/2006 |
| 7019607 | Precision non-contact digital switch A switch apparatus, system and method are disclosed herein, including one or more magnetic sensing elements that follow a travel path thereof, and a plurality of permanent magnets located in a mirrored configuration about the travel path. Such a configuration permit... | 03/28/2006 |
| 7019517 | Offset magnet rotary position sensor A rotary position sensing system and method are disclosed, including a shaft comprising an offset mounting hole, and a magnet having a magnetic field that is magnetized across an axis of the magnet, wherein the magnet is mounted to the shaft at the offset mounting h... | 03/28/2006 |
| 7015557 | Hall element with segmented field plate A Hall element is provided with a segmented field plate. Dynamic bias control is applied to the segments of the field plate. In one embodiment, a feedback signal is derived from an amplified output of the Hall element. The feedback signal is applied to the segments ... | 03/21/2006 |
| 7009636 | Photocurrent estimation from multiple captures for simultaneous SNR and dynamic range improvement in CMOS image sensors The dynamic range and the noise immunity of a digital imaging system are increased by basing an estimate of the illumination on a sensor on a series of measurements of the accumulated illumination at intervals within an exposure period. The measuring may occur destr... | 03/07/2006 |
| 7002229 | Self aligned Hall with field plate A self aligned Hall sensor system and method are disclosed. A substrate can be provided. A Hall element and a plurality of contacts can then be formed upon the substrate wherein contacts are located in reference to one another. A field plate formed from polysilicon ... | 02/21/2006 |
| 6953981 | Semiconductor device with deep substrates contacts The present invention relates to a semiconductor device arranged at a surface of a semiconductor substrate having an initial doping having an electrical connection comprising at least one plug made of a material with a high conductivity, especially a material other ... | 10/11/2005 |
| 6927796 | CMOS image sensor system with self-reset digital pixel architecture for improving SNR and dynamic range A CMOS DPS image sensor architecture for improving SNR and dynamic range is presented. The CMOS DPS architecture includes self-reset digital pixels capable of collecting more charge than the physical well capacity. A method for improving SNR without reducing dynamic... | 08/09/2005 |
| 6927475 | Power generator and method for forming same A power generator. The power generator includes a first substrate, a second substrate, a magnetic film, a first metal layer, a second metal layer and an electricity storage device. The second substrate is disposed on the first substrate. A vibration chamber is forme... | 08/09/2005 |
| 6921955 | Noise-proof semiconductor device having a Hall effect element A noise-proof, integrated semiconductor current detector is disclosed which has formed in a semiconductor substrate a Hall generator for providing a Hall voltage in proportion to the strength of a magnetic field applied, a control current supply circuit for deliveri... | 07/26/2005 |
| 6921953 | Self-aligned, low-resistance, efficient MRAM read/write conductors The present invention seeks to reduce the amount of current required for a write operation by using a process for forming the read conductor within a recessed write conductor, the write conductor itself formed within a trench of an insulating layer. The present inve... | 07/26/2005 |
| 6903429 | Magnetic sensor integrated with CMOS A magnetic sensor device formed using SOI CMOS techniques includes a substrate, a silicon oxide layer and in some cases a plurality of gated regions. A first terminal is located between two innermost gated regions and supplies a supply voltage. A second and a third ... | 06/07/2005 |
| 6903431 | Substrate method and apparatus This invention relates to an apparatus and methods for reducing the impedance mismatch problem encountered by differential signaling in conductive core substrates, while maintaining adherence to the common mode noise assumption. Specifically, the conductive paths th... | 06/07/2005 |
| 6861717 | Device for defecting a magnetic field, magnetic field measure and current meter A device for detecting a magnetic field, e.g., a magnetic field meter and an ammeter are described, the device having a first lateral magnetotransistor and a second lateral magnetotransistor, and in which the first and the second lateral magnetotransistors are compl... | 03/01/2005 |
| 6833599 | Sensitivity enhancement of semiconductor magnetic sensor A semiconductor magnetic sensor includes a semiconductor substrate, a source, a drain, a gate, and a carrier condensing means. The source and the drain are located in a surface of the substrate. One of the source and the drain includes adjoining two regions. The gat... | 12/21/2004 |
| 6734514 | Hall effect sensor A metrological Hall effect sensor with sensitivity to temperature less than 250 ppm/° C. and with high Hall effect coefficient for temperatures greater than 200° C. formed in a multilayer structure comprising a thin active layer deposited on a substrate, wherein t... | 05/11/2004 |
| 6727563 | Offset-reduced hall element A Hall element comprises a region having a non-zero Hall constant, a first contact for supplying an operating current to the region, a third contact for conducting the operating current from the region, the first and third contacts defining a direction of the operat... | 04/27/2004 |
| 6693332 | Current reference apparatus A current reference, which may be fabricated on a die, as part of an integrated circuit, or in various other forms, is disclosed. The current reference includes two current sources, both of which provide a substantially temperature stable output current, ... | 02/17/2004 |
| 6646315 | Conductive film layer for hall effect device A Hall effect device comprising: (a) an electrically-conductive layer or plate having a top surface; and (b) a ferromagnetic layer, where the conductive film or layer is composed of high mobility semiconductors. Also, a Hall effect device can have a ferro... | 11/11/2003 |
| 6573713 | Transpinnor-based switch and applications A transpinnor switch is described having a network of thin-film elements in a bridge configuration, selected ones of the thin-film elements exhibiting giant magnetoresistance. The switch also includes at least one input conductor inductively coupled to a ... | 06/03/2003 |
| 6528326 | Magnetoresistive device and method for producing the same, and magnetic component A magnetoresistive device including a high-resistivity layer (13), a first magnetic layer (12) and a second magnetic layer (14), the first magnetic layer (12) and the second magnetic layer (14) being arranged so as to sandwich the high-resistivity layer (... | 03/04/2003 |
| 6509620 | Flexure coupling block for motion sensor A microelectromechanical system (MEMS) device is disclosed for determining the position of a mover. The MEMS device has a bottom layer connected to a mover layer. The mover layer is connected to a mover by flexures. The mover moves relative to the mover l... | 01/21/2003 |
| 6492697 | Hall-effect element with integrated offset control and method for operating hall-effect element to reduce null offset A Hall-effect element includes an isolating layer and an active layer of a first electrical conductivity type disposed on the isolating layer, the active layer having a surface. A first set of contacts is disposed in contact with the surface along a first... | 12/10/2002 |
| 6452240 | Increased damping of magnetization in magnetic materials In order to dampen magnetization changes in magnetic devices, such as tunnel junctions (MTJ) used in high speed Magnetic Random Access Memory (MRAM), a transition metal selected from the 4d transition metals and 5d transition metals is alloyed into the ma... | 09/17/2002 |
| 6342713 | Method of operating a magnetoelectronic device A hybrid memory device combines a ferromagnetic layer and a Hall Effect device. The ferromagnetic layer is magnetically coupled to a portion of a Hall plate, and when such plate is appropriately biased, a Hall Effect signal can be generated whose value is... | 01/29/2002 |
| 6329696 | Semiconductor device with electric converter element A semiconductor device with an electric converter element on a diaphragm is provided, in which the diaphragm has an improved thermal shielding or blocking capability from a semiconductor substrate without lowering the mechanical strength of a leg of the d... | 12/11/2001 |
| 6278271 | Three dimensional magnetic field sensor A magnetic field sensor for measurement of the three components (Bx, By, Bz) of a magnetic field comprises a Hall-effect element (1) and an electronic circuit (22). The Hall-effect element (1) comprises an active area (18)... | 08/21/2001 |
| 6198145 | Method for manufacturing a semiconductor material integrated microactuator, in particular for a hard disc mobile read/write head, and a microactuator obtained thereby The integrated microactuator has a stator and a rotor having a circular extension with radial arms which support electrodes extending in a substantially circumferential direction and interleaved with one another. For the manufacture, first a sacrificial r... | 03/06/2001 |
| 6137165 | Hybrid package including a power MOSFET die and a control and protection circuit die with a smaller sense MOSFET A power MOSFET die and a logic and protection circuit die are mounted on a common lead frame pad, such as a TO220 lead frame pad. The logic and protection circuit die includes a MOSFET that is connected in parallel with the power MOSFET but which is small... | 10/24/2000 |
| 6114719 | Magnetic tunnel junction memory cell with in-stack biasing of the free ferromagnetic layer and memory array using the cell A magnetic tunnel junction (MTJ) memory cell uses a biasing ferromagnetic layer in the MTJ stack of layers that is magnetostatically coupled with the free ferromagnetic layer in the MTJ stack to provide transverse and/or longitudinal bias fields to the fr... | 09/05/2000 |
| 6104075 | Semiconductor temperature sensor A polysilicon gate layer, a first n+ diffusion region serving as a drain region, and a second n+ diffusion region serving as a source region form a MOSFET, and then an operating point of the MOSFET is set into its saturation region... | 08/15/2000 |
