Patent application number | Description | Published |
20090008452 | PRODUCT PACKAGING INCLUDING DIGITAL DATA - Light sensitive materials applied in shipping materials, including security seals and tear tape, for authentication, discrimination and recognition of items. | 01-08-2009 |
20110149705 | Data storage in optical discs - A device for preventing and controlling copying of data from an optical storage disc utilizing physical modifications in or on a storage capable optical disc. Also described is, a method for authenticating and controlling reading or copying of information or data in or on optical discs as, for example, wherein a locus on or in the optical storage disc is initially read to produce a signal and is then re-read by a reader to produce a second signal. The signal detected upon re-reading is different from the signal that is detected upon initial sampling. | 06-23-2011 |
20110192239 | DEVICES FOR COLLECTION AND STABILIZATION OF BIOMARKERS IN LIQUID SAMPLES - Device for collection and stabilization of biomarkers in liquid samples. In at least one embodiment of a fluid collection device, the device comprises a housing having a top end, a bottom end, and a tubular compartment therethrough, a swab connected to bottom end of the housing and in fluid communication with the tubular compartment, the swab designed to collect a body fluid, and a stabilizing agent contained within the fluid collection device, the stabilizing agent capable of completely or substantially preventing the degradation or inactivation of a diagnostic agent in a bodily fluid upon receipt of the bodily fluid into the fluid collection device. Optionally, the stabilizing agent may be coupled to the swab, and/or contained within the tubular compartment of the housing. | 08-11-2011 |
20110194996 | TRANSPORT CONTAINER FOR STABILIZED LIQUID SAMPLES - Transport container for stabilized liquid samples. In at least one embodiment of a system for the transport of biological samples, the transport system comprises an inner container having at an opening and least one rigid chamber for containing a body fluid comprising at least one diagnostic marker, a stabilizing agent contained within the inner container, the stabilizing agent capable of completely or substantially preventing the degradation or inactivation of a diagnostic agent for at least twenty four hours following interaction with the diagnostic agent, a securing device for closing the opening of the inner container, wherein the stabilizing agent is linked to a solid support, and wherein the inner container is comprised of a material resistant to fracture. | 08-11-2011 |
20110195394 | SYSTEMS AND METHODS FOR DIAGNOSING VIRAL INFECTIONS - Systems and methods for diagnosing viral infections. According to at least one embodiment of a stabilizing system of the present disclosure, the system comprises a stabilizing agent useful to completely or substantially prevent degradation or inactivation of a diagnostic marker for a viral infection in a body fluid comprising the diagnostic marker and a detection agent capable of detecting the diagnostic marker | 08-11-2011 |
20110195395 | RINSE COMPOSITION FOR THE STABILIZATION OF DIAGNOSTIC BIOMARKERS - Rinse composition for the stabilization of diagnostic biomarkers. In at least one embodiment of a rinse useful to stabilize a diagnostic marker, the rinse comprises a stabilizing agent useful to completely or substantially prevent degradation or inactivation of a diagnostic marker in saliva, and a liquid. | 08-11-2011 |
20110195396 | CHEWABLE COMPOSITIONS FOR THE STABILIZATION OF DIAGNOSTIC BIOMARKERS - Chewable compositions for the stabilization of diagnostic biomarkers. In at least one embodiment of a chewing gum composition useful to stabilize a diagnostic marker, the a chewing gum composition comprises a stabilizing agent useful to completely or substantially prevent degradation or inactivation of a diagnostic marker in saliva, and a liquid. | 08-11-2011 |
20110195397 | DRINK MIXTURE FOR THE STABILIZATION OF DIAGNOSTIC BIOMARKERS - Drink mixture for the stabilization of diagnostic biomarkers. In at least one embodiment of an ingestible beverage useful to stabilize a diagnostic marker, the rinse comprises a stabilizing agent useful to completely or substantially prevent degradation or inactivation of a diagnostic marker in saliva, and a liquid. | 08-11-2011 |
20110195398 | SYSTEMS AND METHODS FOR DETECTING INSULIN RESISTANCE BIOMARKERS - Systems and methods for detecting insulin resistance biomarkers. At least one embodiment of a system of the present disclosure comprises a stabilizing agent useful to completely or substantially prevent degradation or inactivation of a diagnostic marker for insulin resistance or glucose intolerance in a body fluid comprising the diagnostic marker, and a detection agent capable of detecting the diagnostic marker. | 08-11-2011 |
20110195399 | SYSTEMS AND METHODS FOR THE INHIBITION OF GALACTOSE OXIDASE - Systems and methods for the inhibition of galactose oxidase. According to least one embodiment of a stabilizing system of the present disclosure, the system comprises a stabilizing agent useful to completely or substantially prevent degradation or inactivation of a diagnostic marker by galactose oxidase in a body fluid including the diagnostic marker. The stabilizing system also includes a detection agent capable of detecting the diagnostic marker. | 08-11-2011 |
20110195400 | SYSTEMS AND METHODS FOR DIAGNOSING CANCER - Systems and methods for diagnosing cancer. According to at least one embodiment of a stabilizing system of the present disclosure, the system comprises a stabilizing agent useful to completely or substantially prevent degradation or inactivation of a diagnostic marker for cancer in a body fluid comprising the diagnostic marker and a detection agent capable of detecting the diagnostic marker. | 08-11-2011 |
20110195401 | SYSTEMS AND METHODS FOR DETERMINING FOOD ALLERGIES - Systems and methods for determining food allergies. In at least one embodiment of a system of the present disclosure, the system comprises a stabilizing agent useful to completely or substantially prevent degradation or inactivation of a diagnostic marker for a food allergy in a body fluid comprising the diagnostic marker and a detection agent capable of detecting the diagnostic marker. | 08-11-2011 |
20110195402 | SYSTEMS AND METHODS FOR DETECTING DRUG USE - Systems and methods for detecting drug use. In at least one embodiment of a system of the present disclosure, the system comprises a stabilizing agent useful to completely or substantially prevent degradation or inactivation of a diagnostic marker indicative of drug use in a body fluid, comprising the diagnostic marker, and a detection agent capable of detecting the diagnostic marker. | 08-11-2011 |
20110195403 | SYSTEMS AND METHODS FOR FERTILITY ANALYSIS - Systems and methods for fertility analysis. In at least one embodiment of a system of the present disclosure, the system comprises a stabilizing agent useful to completely or substantially prevent degradation or inactivation of a diagnostic marker for fertility in a body fluid comprising the diagnostic marker, and a detection agent capable of detecting the diagnostic agent. In an exemplary embodiment, the stabilizing agent may be selected from the group consisting of a protease inhibitor, a DNase inhibitor, and a RNase inhibitor. | 08-11-2011 |
20110195404 | SYSTEMS AND METHODS FOR DETERMINING CALCIUM LEVELS - Systems and methods for determining calcium levels. In at least one embodiment of a system of the present disclosure, the system comprises a stabilizing agent useful to completely or substantially prevent degradation or inactivation of a diagnostic marker for circulating calcium in a body fluid comprising the diagnostic marker, and a detection agent capable of detecting the diagnostic agent. | 08-11-2011 |
20110195421 | METHODS OF IDENTIFYING BIOMARKERS FOR CANCER - Methods of Identifying Biomarkers for Cancer. According to at least one embodiment of a method of identifying diagnostic markers of cancer of the present disclosure, the method comprises the steps of contacting a body fluid of a diseased subject having a cancer with a stabilizing agent capable of completely or substantially preventing the degradation or inactivation of a diagnostic marker, analyzing the stabilized body fluid to determine at last one property of the diagnostic marker to create a cancer profile, comparing the cancer profile with a control profile of a healthy subject not having the cancer, wherein the control profile is created in a like manner to the cancer profile, and generating a cancer identifier panel from the compared cancer profile, wherein the cancer identifier panel contains at least one cancer diagnostic marker indicative of the cancer. | 08-11-2011 |
20110195422 | METHODS FOR DETERMINING THE EFFICIENCY OF A THERAPEUTIC - Methods for determining the efficiency of a therapeutic. In at least one embodiment of a method of determining the efficacy of a therapeutic compound, the method comprises the steps of treating a subject having a disease state with an effective amount of therapeutic compound, harvesting at least one cell from the subject following a treatment with the therapeutic compound, bringing the at least one cell into contact with a stabilizing compound capable of completely or substantially preventing the degradation or inactivation of a diagnostic marker for the disease state, analyzing the at least one stabilized cell for the at least one diagnostic marker, creating a marker profile from at least one result determined from analyzing the at least one stabilized cell, and comparing the marker profile with at least one previous marker profile to determine efficacy of the therapeutic compound on the disease state. | 08-11-2011 |
20110195423 | SYSTEMS AND METHODS FOR DIAGNOSING BACTERIAL INFECTIONS - Systems and methods for diagnosing bacterial infections. According to at least one embodiment of a system of the present disclosure, the system a stabilizing agent useful to completely or substantially prevent degradation or inactivation of a diagnostic marker for a bacterial infection in a body fluid comprising the diagnostic marker and a detection agent capable of detecting the diagnostic marker. | 08-11-2011 |
20110195424 | SYSTEMS AND METHODS FOR DIAGNOSING FUNGAL INFECTIONS - Systems and methods for diagnosing fungal infections. According to at least one embodiment of a stabilizing system of the present disclosure, the system comprises a stabilizing agent useful to completely or substantially prevent degradation or inactivation of a diagnostic marker for a fungal infection in a body fluid comprising the diagnostic marker and a detection agent capable of detecting the diagnostic marker. | 08-11-2011 |
20110195425 | SYSTEMS AND METHODS FOR DIAGNOSING PARASITE INFECTIONS - Systems and methods for diagnosing parasite infections. According to at least one embodiment of a stabilizing system of the present disclosure, a stabilizing system comprises a stabilizing agent useful to completely or substantially prevent degradation or inactivation of a diagnostic marker for a parasite infection in a body fluid comprising the diagnostic marker and a detection agent capable of detecting the diagnostic marker. | 08-11-2011 |
20110195427 | SYSTEMS AND METHODS FOR DETECTING PREGNANCY - Systems and methods for detecting pregnancy. In at least one embodiment of a system of the present disclosure, the system comprises a stabilizing agent useful to completely or substantially prevent degradation or inactivation of a diagnostic marker for pregnancy in a body fluid comprising the diagnostic marker, and a detection agent capable of detecting the diagnostic agent. | 08-11-2011 |
20110195439 | SYSTEMS AND METHODS FOR DETERMINING CARDIAC CONDITIONS - Systems and methods for determining cardiac conditions. According to at least one embodiment of a stabilizing system of the present disclosure, the system comprises a stabilizing agent useful to completely or substantially prevent degradation or inactivation of a diagnostic marker for cardiovascular disease in a body fluid comprising the diagnostic marker and a detection agent capable of detecting the diagnostic marker. | 08-11-2011 |
20110195440 | SYSTEMS AND METHODS FOR IDENTIFYING ALLERGIES - Systems and methods for identifying allergies. In at least one embodiment of a system of the present disclosure, the system comprises a stabilizing agent useful to completely or substantially prevent degradation or inactivation of a diagnostic marker for a non-food allergy in a body fluid comprising the diagnostic marker and a detection agent capable of detecting the diagnostic marker. | 08-11-2011 |
20110195487 | SAMPLE CONTAINER FOR BIOMARKER MAINTENANCE - Sample container for biomarker maintenance. In at least one embodiment of a system for stabilizing a diagnostic marker of the present disclosure, the system comprises a sample container having an opening and least one rigid chamber for containing a body fluid, the body fluid comprising at least one diagnostic marker, a stabilizing agent contained within the sample container, the stabilizing agent capable of completely or substantially preventing the degradation or inactivation of the diagnostic marker, and a securing device for closing the opening of the sample container, wherein the stabilizing agent is coupled to a solid support. In an exemplary embodiment of a system of the present disclosure, the stabilizing agent may be adsorbed to the solid support. | 08-11-2011 |
20110195488 | DEVICES FOR COLLECTION AND STABILIZATION OF BIOMARKERS IN LIQUID SAMPLES - Device for collection and stabilization of biomarkers in liquid samples. In at least one embodiment of a fluid collection device, the device comprises a first tube operable to receive a body fluid, a second tube operable to dispense a body fluid, and a suction device operably connected to the second opening of the first tube and the first end of the second tube, wherein the suction device is operable to produce negative pressure through the first tube and is operable to exert positive pressure through the second tube. An embodiment of the devices also comprises a stabilizing agent contained within the fluid collection device, the stabilizing agent capable of completely or substantially preventing the degradation or inactivation of a diagnostic agent in a body fluid upon receipt of the body fluid into the fluid collection device. | 08-11-2011 |
20110195491 | DEVICES AND SYSTEMS FOR BIOMARKER DETECTION - Devices and systems for biomarker detection. In at least one embodiment of a device for analyzing the presence or absence of a diagnostic marker to be detected in a body fluid, the device comprises a container, wherein the container houses a sample reservoir having a sample input port in fluid connection with at least one detector array, wherein the detector array comprises at least one detector comprising a reaction chamber comprising an immobilized capture molecule, a stabilizing agent contained within the sample reservoir, the stabilizing agent useful to completely or substantially prevent degradation or inactivation of a diagnostic marker, and a reagent contained within the detector array, the reagent capable of undergoing a colorimetric reaction or displaying an optically detectable signal and capable of reacting with the diagnostic marker. | 08-11-2011 |
20110195508 | SYSTEMS AND METHODS FOR HEMOGLOBIN ANALYSIS - Systems and methods for hemoglobin analysis. At least one embodiment of a stabilizing system comprises a stabilizing agent useful to completely or substantially prevent degradation or inactivation of a glycosylated hemoglobin (HbA1c) in a body fluid and a detection agent capable of detecting the HbA1c. | 08-11-2011 |
20110195851 | SYSTEMS AND METHODS FOR DETERMINING THERAPEUTIC POTENTIAL - Systems and methods for determining therapeutic potential. In at least one embodiment of a system of the present disclosure, the system comprises a detection platform, a computer processor and a database. The processor, in at least one embodiment of a method of the present disclosure, has and executes a software program operational to determine a binding characteristic of the detection agent and a stabilized diagnostic marker in each of the plurality of detection sites on the platform, compare the binding characteristic, and determining the stabilizing agent with the greatest effect on the binding characteristic between the detection agent and the diagnostic marker. Further, at least one embodiment of a system for determining the therapeutic potential of a therapeutic compound of the present disclosure is able to generate a binding record using the compared binding characteristics, and deliver the binding record to a recipient. | 08-11-2011 |
20110195855 | SYSTEMS AND METHODS FOR IMPROVING BIOMARKER AVAILABILITY - Systems and Methods for Improving Biomarker Availability. In at least one embodiment of a computer-implemented method of improving diagnostic marker availability, the method comprises the steps of introducing a predetermined diagnostic marker for cancer into a plurality of detection sites of a detection platform, introducing a stabilization agent into each of the plurality of detection sites containing the predetermined diagnostic marker for cancer, introducing a detection agent into each of the plurality of detection sites having a stabilized diagnostic agent, determining a binding characteristic of the detection agent and the stabilized diagnostic agent in each of the plurality of detection sites with a processor, and computationally comparing the binding characteristic among each of the plurality of detection sites with the processor, wherein the comparison of binding characteristics is capable of determining the stabilizing agent with the greater effect on the binding characteristic between the detection agent and the diagnostic agent. | 08-11-2011 |
20110195856 | METHODS OF DETERMINING STABILIZATION COMPOUNDS FOR PREDICTIVE BIOMARKERS - Methods of determining stabilization compounds for predictive biomarkers. According to at least one embodiment of a method of the present disclosure, the method comprises introducing a diagnostic marker and a stabilization agent to a detection platform, mixing the diagnostic marker and stabilization agent, and determining their binding characteristics. | 08-11-2011 |
20110195857 | SYSTEMS FOR ANALYZING STABILIZED BIOMARKERS - Systems for analyzing stabilized biomarkers. In at least one embodiment of a system for the detection of a diagnostic marker of the present disclosure, the system comprises a detection platform comprising a plurality of detection wells housed in a solid matrix, wherein the detection wells contain a plurality of diagnostic markers and at least one competitor molecule, wherein the plurality of diagnostic markers and at least one control molecule are each bound to a paramagnetic particle. An embodiment of the system of the present disclosure further comprises a detection system capable of receiving the detection platform, exerting a magnetic field upon a surface of the detection platform, and determining at least one characteristic of the diagnostic marker. | 08-11-2011 |
20110195858 | SYSTEMS AND METHODS OF ANALYZING BIOMARKER LEVELS - Systems and methods of analyzing biomarker levels. In at least one embodiment of a method of analyzing biomarker levels, the method comprises the steps of combining a body fluid comprising a diagnostic marker with a stabilization agent for an incubation period, introducing the stabilized body fluid into a detection platform, combining a detection agent with the stabilized body fluid, determining an interaction characteristic of the detection agent and the diagnostic marker of the stabilized body fluid using a detection device in communication with a processor, comparing the interaction characteristic with a plurality of indexed interaction records contained on a database in communication with the processor to determine an identity and concentration of the detection marker, generating a report of the identity and concentration of the detection marker in the body fluid, and delivering the report to a recipient. | 08-11-2011 |
20110195859 | SYSTEMS AND METHODS FOR THE DETECTION OF BIOMARKERS - System and methods for the detection of biomarkers. In at least one embodiment of a system for the detection of a diagnostic marker in a body fluid of the present disclosure, the system comprises a diagnostic device comprising a plurality of test wells, wherein each test well is capable of containing at least one detection agent, a detection device capable of interacting with the diagnostic device, wherein the detection device is capable of detecting an interaction between the at least one detection agent and a diagnostic marker in at least one of the plurality of test wells, and a stabilization agent contained within at least one of the plurality of test wells, the stabilization agent capable of completely or substantially preventing the degradation or inactivation of the detection agent or the diagnostic marker. | 08-11-2011 |
20110195871 | SYSTEMS AND METHODS OF SCREENING BIOMARKERS IN BODILY FLUIDS - Systems and methods of screening biomarkers in bodily fluids. According to at least one embodiment of the system for analyzing stabilizing agents of the present disclosure, the system comprises a detection platform comprising a plurality of detection sites each capable of receiving a diagnostic marker, a stabilization agent, and a detection agent. The system, in at least one embodiment, further comprises a detection device capable of determining a binding characteristic between the detection agent and the diagnostic marker in the detection sites. Further, the system may also be able to compare the binding characteristic among a plurality of detection markers to order the level of effect of the stabilizing agents assayed on the binding characteristic between the detection agent and the diagnostic agent. | 08-11-2011 |
20110195872 | DEVICES AND SYSTEMS FOR BIOMARKER DETECTION - Devices and systems for biomarker detection . In at least one embodiment of a diagnostic testing device of the present disclosure, the device comprises a fluid collector to collect a body fluid, and a housing, to test and retain the body fluid. The housing, in at least one embodiment, comprises a collection chamber, having an open end, to receive the fluid collector and contain a stabilization reagent, at least one membrane test strip, to indicate the presence or absence of at least one diagnostic marker, and an immunoassay-based fingerprint acquisition pad in fluid communication with the collection chamber. | 08-11-2011 |
20110195873 | SYSTEMS AND METHODS FOR THE DETECTION OF BIOMARKERS - Systems and methods for the detection of biomarkers. In at least one embodiment of a microarray system of the present disclosure, the microarray system comprises a microarray product comprising at least 100 diagnostic markers/cm | 08-11-2011 |
20110195874 | SYSTEMS AND METHODS FOR BIOMARKER ANALYSIS - Systems and methods of biomarker analysis. In at least one embodiment of a system for determining the therapeutic potential of a therapeutic compound the present disclosure, the system comprises a detection platform, a computer database capable of receiving a plurality of binding characteristics, a processor operably coupled to the computer database and the detection platform. In at least one embodiment, the processor has and executes a software program operational to determine a binding characteristic of the detection agent and a stabilized diagnostic agent in each of the plurality of detection sites, compare the binding characteristic among each of the plurality of detection sites, wherein the comparison of binding characteristics is capable of determining the stabilizing agent with the greatest effect on the binding characteristic between the detection agent and the diagnostic agent, generate a binding record using the compared binding characteristics, and deliver the binding record to a recipient. | 08-11-2011 |
20110196085 | BIOMARKER STABILIZING AGENTS - Biomarker stabilizing agents. In at least one embodiment of a stabilizing bead of the present disclosure, the stabilizing bead comprises a latex particle having a carboxylate group, and a stabilizing agent functionally coupled to the latex particle, wherein the stabilizing agent is capable of completely or substantially preventing the degradation or inactivation of a diagnostic agent in close proximity to the stabilizing agent. Optionally, an embodiment of a stabilizing bead may further comprise at least one of human serum albumin (HSA) and bovine serum albumin (BSA). Moreover, an embodiment of a stabilizing bead of the present disclosure may further comprise a linker group coupled to latex particle. | 08-11-2011 |
20110226155 | Poly(oxyalkylene)ated Colorants and Their Use as Fluorescent Security Taggants - Certain poly(oxyalkylene) colorants are disclosed along with method of preparation thereof. A method of using these colorants as fluorescent security taggants is also disclosed. | 09-22-2011 |
20120164674 | DEVICES AND WASHES FOR BIOMARKER STABILIZATION - Herein are disclosed compositions, washes, rinses, devices, systems and methods for biomarker stabilization, in part in bodily fluids, as well as methods and formulations for improving the sampling and testing of fluids for biomarkers. Included in the disclosure are exemplary embodiments of rinses or washes containing a stabilizing agent to prevent the destruction of a diagnostic agent or biomarker and exemplary systems for the detection of diagnostic biomarkers in a bodily fluid | 06-28-2012 |
20130157373 | SYSTEMS AND METHODS FOR HEMOGLOBIN ANALYSIS - Systems and methods for hemoglobin analysis. At least one embodiment of a stabilizing system comprises a stabilizing agent useful to completely or substantially prevent degradation or inactivation of a glycosylated hemoglobin (HbA1c) in a body fluid and a detection agent capable of detecting the HbA1c. | 06-20-2013 |
20130184186 | SYSTEMS AND METHODS FOR THE DETECTION OF BIOMARKERS - Systems and methods for the detection of biomarkers. In at least one embodiment of a microarray system of the present disclosure, the microarray system comprises a microarray product comprising at least 100 diagnostic markers/cm | 07-18-2013 |
20130184187 | SYSTEMS AND METHODS FOR BIOMARKER ANALYSIS - Systems and methods of biomarker analysis. In at least one embodiment of a system for determining the therapeutic potential of a therapeutic compound the present disclosure, the system comprises a detection platform, a computer database capable of receiving a plurality of binding characteristics, a processor operably coupled to the computer database and the detection platform. In at least one embodiment, the processor has and executes a software program operational to determine a binding characteristic of the detection agent and a stabilized diagnostic agent in each of the plurality of detection sites, compare the binding characteristic among each of the plurality of detection sites, wherein the comparison of binding characteristics is capable of determining the stabilizing agent with the greatest effect on the binding characteristic between the detection agent and the diagnostic agent, generate a binding record using the compared binding characteristics, and deliver the binding record to a recipient. | 07-18-2013 |
20140155282 | METHODS OF DETERMINING STABILIZATION COMPOUNDS FOR PREDICTIVE BIOMARKERS - Methods of determining stabilization compounds for predictive biomarkers. According to at least one embodiment of a method of the present disclosure, the method comprises introducing a diagnostic marker and a stabilization agent to a detection platform, mixing the diagnostic marker and stabilization agent, and determining their binding characteristics. Additionally, the method may further comprise generating a report based on the binding characteristics and delivering the report to a recipient. | 06-05-2014 |
Patent application number | Description | Published |
20080297242 | INTEGRATED CIRCUIT HAVING A MULTI-PURPOSE NODE CONFIGURED TO RECEIVE A THRESHOLD VOLTAGE AND TO PROVIDE A FAULT SIGNAL - An integrated circuit includes a monitor node adapted to receive a monitored signal. The integrated circuit also includes a multi-purpose node. The integrated circuit is adapted to receive and store a threshold presented at the multi-purpose node during a first time period. The integrated circuit is also adapted to output a fault signal from the multi-purpose node at a time after the predetermined time period. The fault signal is indicative of a relationship between the monitored signal and the threshold. With this arrangement, the multi-purpose node achieves at least two functions. | 12-04-2008 |
20090128130 | Integrated Sensor - An electronic circuit includes a substrate having a surface and a device supported by the surface of the substrate. The electronic circuit also includes a magnetic field transducer disposed over the surface of the substrate and an insulating layer disposed between the substrate and the magnetic field transducer. The electronic circuit also includes a conductor disposed over the magnetic field transducer. The conductor is configured to carry an electrical current to generate a first magnetic field. The electronic circuit is responsive to the first magnetic field. | 05-21-2009 |
20090289611 | CIRCUIT COMBINING A SWITCHING REGULATOR AND AN OVERVOLTAGE DETECTION CIRCUIT - An electronic circuit combines a synchronous switching regulator circuit with an overvoltage detection circuit. The overvoltage detection circuit is configured to generate an overvoltage signal capable of an overvoltage state indicative of a power supply voltage being above a predetermined threshold voltage. The switching regulator circuit is coupled to receive the overvoltage signal. The switching regulator is also configured, in response to the overvoltage signal being in the overvoltage state, to generate a first control signal resulting in at least one of two series coupled transistors being in an off condition. | 11-26-2009 |
20100026279 | Apparatus and Method for Providing an Output Signal Indicative of a Speed of Rotation and a Direction of Rotation as a Ferromagnetic Object - An apparatus and a method provide an output signal indicative of a speed of rotation and a direction of rotation of a ferromagnetic object capable of rotating. A variety of signal formats of the output signal are described. | 02-04-2010 |
20100231202 | MAGNETIC FIELD DETECTOR HAVING A VARIABLE THRESHOLD - Apparatus for detecting a passing magnetic article includes a peak detector providing a detector output signal that changes state when the magnetic field signal differs from a magnetic field tracking signal by more than a threshold offset amount. The threshold offset amount is dynamically variable in response to detection of a speed of rotation of the magnetic article and a peak-to-peak signal level of the magnetic field signal. | 09-16-2010 |
20110204460 | Integrated Hall Effect Element Having a Germanium Hall Plate - An integrated circuit and a method of making the integrated circuit provide a Hall effect element having a germanium Hall plate. The germanium Hall plate provides an increased electron mobility compared with silicon, and therefore, a more sensitive Hall effect element. | 08-25-2011 |
20120086442 | Magnetic Field Sensor and Method Used in a Magnetic Field Sensor that Adjusts a Sensitivity and/or an Offset Over Temperature - A magnetic field sensor and a method associated with the magnetic field sensor provide gain correction coefficients and/or offset correction coefficients stored in the magnetic field sensor in digital form. The gain correction coefficients and/or offset correction coefficients can be used to generate analog control signals to control a sensitivity and/or an offset of an analog signal path through the magnetic field sensor. | 04-12-2012 |
20120249126 | CIRCUITS AND METHODS FOR MOTION DETECTION - A circuit for detecting object movement includes one or more predetermined threshold detectors, one or more tracking threshold detectors, and an output selector to generate an output signal related to at least one of an output of a predetermined threshold detector or an output of a tracking threshold detector based on a predetermined condition. A method of detecting object movement includes generating: a magnetic field signal proportional to a magnetic field associated with the object, a tracking signal to track peaks of the magnetic field signal, a predetermined threshold output signal responsive to the magnetic field signal and to a predetermined threshold, and a tracking threshold output signal responsive to the magnetic field signal and to the tracking signal, and providing an output signal related to a selected one of the predetermined threshold output signal or the tracking threshold output signal based upon a predetermined condition. | 10-04-2012 |
20130093416 | Magnetic Field Sensor and Method Used in a Magnetic Field Sensor That Adjusts a Sensitivity and/or an Offset Over Temperature - A magnetic field sensor and a method associated with the magnetic field sensor provide gain correction coefficients and/or offset correction coefficients stored in the magnetic field sensor in digital form. The gain correction coefficients and/or offset correction coefficients can be used to generate analog control signals to control a sensitivity and/or an offset of an analog signal path through the magnetic field sensor. | 04-18-2013 |
20130134965 | Circuits and Methods for Generating a Self-Test of a Magnetic Field Sensor - A magnetic field sensor includes built in self-test circuits that allow a self-test of most of, or all of, the circuitry of the magnetic field sensor, including self-test of a magnetic field sensing element used within the magnetic field sensor, while the magnetic field sensor is functioning in normal operation. | 05-30-2013 |
20130249027 | INTEGRATED CIRCUIT PACKAGE HAVING A SPLIT LEAD FRAME - A magnetic field sensor includes a lead frame having a plurality of leads, at least two of which have a connection portion and a die attach portion. A semiconductor die is attached to the die attach portion of the at least two leads. The sensor further includes at least one wire bond coupled between the die and a first surface of the lead frame. The die is attached to a second, opposing surface of the lead frame in a lead on chip configuration. In some embodiments, at least one passive component is attached to the die attach portion of at least two leads. | 09-26-2013 |
20130249029 | Magnetic Field Sensor Integrated Circuit with Integral Ferromagnetic Material - A magnetic field sensor includes a lead frame, a semiconductor die having a first surface in which a magnetic field sensing element is disposed and a second surface attached to the lead frame, and a non-conductive mold material enclosing the die and at least a portion of the lead frame. The sensor may include a ferromagnetic mold material secured to a portion of the non-conductive mold material. Features include a multi-sloped taper to an inner surface of a non-contiguous central region of the ferromagnetic mold material, a separately formed element disposed in the non-contiguous central region, one or more slots in the lead frame, a molded ferromagnetic suppression device spaced from the non-conductive mold material and enclosing a portion of a lead, a passive device spaced from the non-conductive mold material and coupled to a plurality of leads, and a ferromagnetic bead coupled to a lead. Also described is a coil secured to the non-conductive mold material and a lead having at least two separated portions with a passive component coupled across the two portions. | 09-26-2013 |
20130249544 | Magnetic Field Sensor Integrated Circuit with Integral Ferromagnetic Material - A magnetic field sensor includes a lead frame, a semiconductor die supporting a magnetic field sensing element, a non-conductive mold material enclosing the die and a portion of the lead frame, a ferromagnetic mold material secured to the non-conductive mold material and a securing mechanism to securely engage the mold materials. The ferromagnetic mold material may comprise a soft ferromagnetic material to form a concentrator or a hard ferromagnetic material to form a bias magnet. The ferromagnetic mold material may be tapered and includes a non-contiguous central region, as may be an aperture or may contain the non-conductive mold material or an overmold material. Further embodiments include die up, lead on chip, and flip-chip arrangements, wafer level techniques to form the concentrator or bias magnet, integrated components, such as capacitors, on the lead frame, and a bias magnet with one or more channels to facilitate overmolding. | 09-26-2013 |
20130249546 | INTEGRATED CIRCUIT PACKAGE HAVING A SPLIT LEAD FRAME - A magnetic field sensor includes a lead frame having a plurality of leads, at least two of which have a connection portion and a die attach portion. A semiconductor die is attached to the die attach portion of the at least two leads. In some embodiments, at least one passive component is attached to the die attach portion of at least two leads. | 09-26-2013 |
20130335069 | Magnetic Field Sensors and Related Techniques That Can Provide Self-Test Information in a Formatted Output Signal - A magnetic field sensor can provide an output signal indicative of a passing condition or a failing condition of the magnetic field sensor. The output signal has one of a variety of output signal formats. | 12-19-2013 |
20140084903 | Apparatus and Method for Providing an Output Signal Indicative of a Speed of Rotation and a Direction of Rotation of a Ferromagnetic Object - An apparatus and a method provide an output signal indicative of a speed of rotation and a direction of rotation of a ferromagnetic object capable of rotating. A variety of signal formats of the output signal are described. | 03-27-2014 |
20140084904 | Apparatus and Method for Providing an Output Signal Indicative of a Speed of Rotation and a Direction of Rotation of a Ferromagnetic Object - An apparatus and a method provide an output signal indicative of a speed of rotation and a direction of rotation of a ferromagnetic object capable of rotating. A variety of signal formats of the output signal are described. | 03-27-2014 |
20140312883 | Circuits and Methods for Generating a Self-Test of a Magnetic Field Sensor - A magnetic field sensor includes built in self-test circuits that allow a self-test of most of, or all of, the circuitry of the magnetic field sensor, including self-test of a magnetic field sensing element used within the magnetic field sensor, while the magnetic field sensor is functioning in normal operation. | 10-23-2014 |
20140320124 | INTEGRATED CIRCUIT PACKAGE HAVING A SPLIT LEAD FRAME AND A MAGNET - A magnetic field sensor includes a lead frame having a plurality of leads, at least two of which have a connection portion and a die attach portion. A semiconductor die is attached to the die attach portion of the at least two leads and a separately formed ferromagnetic element, such as a magnet, is disposed adjacent to the lead frame. | 10-30-2014 |