Abstract: Computing platform security methods and apparatus are disclosed. An example apparatus includes a security application to configure a security task, the security task to detect a malicious element on a computing platform, the computing platform including a central processing unit and a graphics processing unit; and an offloader to determine whether the central processing unit or the graphics processing unit is to execute the security task; and when the graphics processing unit is to execute the security task, offload the security task to the graphics processing unit for execution.

Abstract: Computing platform security methods and apparatus are disclosed. An example apparatus includes a security application to configure a security task, the security task to detect a malicious element on a computing platform, the computing platform including a central processing unit and a graphics processing unit; and an offloader to determine whether the central processing unit or the graphics processing unit is to execute the security task; and when the graphics processing unit is to execute the security task, offload the security task to the graphics processing unit for execution.

Abstract: A system and method of detecting and analyzing a threat in a confined environment is disclosed. An audio board detects and analyzes audio signals which are then transmitted and analyzed to determine the location of a gunshot in a confined location and the type of firearm being shot.

Abstract: Computing platform security methods and apparatus are disclosed. An example apparatus includes a security application to configure a security task, the security task to detect a malicious element on a computing platform, the computing platform including a central processing unit and a graphics processing unit; and an offloader to determine whether the central processing unit or the graphics processing unit is to execute the security task; and when the graphics processing unit is to execute the security task, offload the security task to the graphics processing unit for execution.

Abstract: Disclosed herein is an apparatus comprising a metal shunt and a semiconductor material in electrical contact with the metal shunt, thereby defining a semiconductor/metal interface for passing a flow of current between the semiconductor material and the metal shunt in response to an application of an electrical bias to the apparatus, wherein the semiconductor material and the metal shunt lie in different planes that are substantially parallel planes, the semiconductor/metal interface thereby being parallel to planes in which the semiconductor material and the metal shunt lie, and wherein, when under the electrical bias, the semiconductor/metal interface is configured to exhibit a change in resistance thereof in response to a perturbation. Such an apparatus can be used as a sensor and deployed as an array of sensors.

Abstract: A system and method of detecting and analyzing a threat in a confined environment is disclosed. An audio board detects and analyzes audio signals. A RF board transmits the signals for emergency response. A battery provides power to the audio board and the RF board. The audio board includes a microcontroller with at least one band-pass filter for distinguishing between a threat and a non-threat event and for measuring or counting pulses if the event is a threat.

Abstract: Computing platform security methods and apparatus are disclosed. An example apparatus includes a security application to configure a security task, the security task to detect a malicious element on a computing platform, the computing platform including a central processing unit and a graphics processing unit; and an offloader to determine whether the central processing unit or the graphics processing unit is to execute the security task; and when the graphics processing unit is to execute the security task, offload the security task to the graphics processing unit for execution.

Abstract: Computing platform security methods and apparatus are disclosed. An example apparatus includes a security application to configure a security task, the security task to detect a malicious element on a computing platform, the computing platform including a central processing unit and a graphics processing unit; and an offloader to determine whether the central processing unit or the graphics processing unit is to execute the security task; and when the graphics processing unit is to execute the security task, offload the security task to the graphics processing unit for execution.

Abstract: A method for monitoring for malware includes, during a boot process on an electronic device, determining a portion of memory, determining that the portion of memory is reserved for exclusive access by an entity on the electronic device, and, based on the determination that a portion of memory is reserved for exclusive access during the boot process, determining that the reservation is indicative of malware.

Abstract: Disclosed herein is an apparatus comprising a metal shunt and a semiconductor material in electrical contact with the metal shunt, thereby defining a semiconductor/metal interface for passing a flow of current between the semiconductor material and the metal shunt in response to an application of an electrical bias to the apparatus, wherein the semiconductor material and the metal shunt lie in different planes that are substantially parallel planes, the semiconductor/metal interface thereby being parallel to planes in which the semiconductor material and the metal shunt lie, and wherein, when under the electrical bias, the semiconductor/metal interface is configured to exhibit a change in resistance thereof in response to a perturbation. Such an apparatus can be used as a sensor and deployed as an array of sensors.

Abstract: Disclosed herein is an apparatus comprising a metal shunt and a planar semiconductor material in electrical contact with the metal shunt, the metal shunt located on a surface of the semiconductor material, thereby defining a semiconductor/metal interface for passing a flow of current between the semiconductor material and the metal shunt in response to an application of an electrical bias to the apparatus, wherein a portion of that semiconductor material surface is not covered by the metal shunt, wherein the semiconductor material and the metal shunt lie in different planes that are substantially parallel planes, the semiconductor/metal interface thereby being parallel to the plane of semiconductor material, and wherein, when under the electrical bias, the semiconductor/metal interface is configured to exhibit a change in resistance thereof in response to a perturbation. Such an apparatus can be used as a sensor and deployed as an array of sensors.

Abstract: A method for monitoring for malware includes, during a boot process on an electronic device, determining a portion of memory, determining that the portion of memory is reserved for exclusive access by an entity on the electronic device, and, based on the determination that a portion of memory is reserved for exclusive access during the boot process, determining that the reservation is indicative of malware.

Abstract: Disclosed herein is an apparatus comprising a metal shunt and a planar semiconductor material in electrical contact with the metal shunt, the metal shunt located on a surface of the semiconductor material, thereby defining a semiconductor/metal interface for passing a flow of current between the semiconductor material and the metal shunt in response to an application of an electrical bias to the apparatus, wherein a portion of that semiconductor material surface is not covered by the metal shunt, wherein the semiconductor material and the metal shunt lie in different planes that are substantially parallel planes, the semiconductor/metal interface thereby being parallel to the plane of semiconductor material, and wherein, when under the electrical bias, the semiconductor/metal interface is configured to exhibit a change in resistance thereof in response to a perturbation. Such an apparatus can be used as a sensor and deployed as an array of sensors.

Abstract: A method for imaging a region of interest (ROI) within a body. The method includes applying ultrasound energy to the ROI, receiving ultrasound data for the ROI in response to the applied ultrasound energy, executing a moving window analysis on the received ultrasound data to generate a plurality of windows of information, applying a Renyi entropy signal receiver to each of the generated windows to generate Renyi entropy data, and presenting an image of the ROI based on the Renyi entropy data.

Abstract: Disclosed herein is an apparatus for sensing characteristics of an object. In a preferred embodiment, the apparatus comprises an array, wherein the array comprises a plurality of nanoscale hybrid semiconductor/metal devices which are in proximity to an object, each hybrid semiconductor/metal device being configured to produce a voltage in response to a perturbation, wherein the produced voltage is indicative of a characteristic of the object. Any of a variety of nanoscale EXX sensors can be selected as the hybrid semiconductor/metal devices in the array. With such an array, ultra high resolution images of nanoscopic resolution can be generated of objects such as living cells, wherein the images are indicative of a variety of cell biologic processes.

Abstract: A method for imaging a region of interest (ROI) within a body. The method includes applying ultrasound energy to the ROI, receiving ultrasound data for the ROI in response to the applied ultrasound energy, executing a moving window analysis on the received ultrasound data to generate a plurality of windows of information, applying a Renyi entropy signal receiver to each of the generated windows to generate Renyi entropy data, and presenting an image of the ROI based on the Renyi entropy data.

Abstract: Disclosed herein is an apparatus for sensing characteristics of an object. In a preferred embodiment, the apparatus comprises an array, wherein the array comprises a plurality of nanoscale hybrid semiconductor/metal devices which are in proximity to an object, each hybrid semiconductor/metal device being configured to produce a voltage in response to a perturbation, wherein the produced voltage is indicative of a characteristic of the object. Any of a variety of nanoscale EXX sensors can be selected as the hybrid semiconductor/metal devices in the array. With such an array, ultra high resolution images of nanoscopic resolution can be generated of objects such as living cells, wherein the images are indicative of a variety of cell biologic processes.

Abstract: Disclosed herein is a technique for performing medical imaging on a region of interest (ROI) wherein information theoretic signal receivers are used to enhance the detection and monitoring of pathologies such as angiogenesis and muscular dystrophy. Examples of information theoretic signal receivers that can be used in the practice of the invention include Shannon entropy signal receivers, continuous limit Shannon entropy signal receivers, Renyi entropy signal receivers, specific heat analog signal receivers, and thermodynamic energy analog signal receivers. The contrast enhancement provided by contrast agents, either targeted contrast agents or bubble-based contrast agents, is enhanced through the use of such information theoretic signal receivers. Further still, the contrast agents can be heated to further enhance visualization with information theoretic signal receivers.

Abstract: A method for calibrating ultrasound equipment and ultrasound contrast agents are provided that utilize polystyrene microspheres as a broad-band in vitro calibration tool. In accordance with the method a suspension of polystyrene microspheres is provided in a liquid environment in a container having an acoustic aperture. The suspension of microspheres is continuously agitated during measurement of the backscatter from the suspension of microspheres and the ultrasound equipment or contrast agent is then calibrated or adjusted to a selected backscatter setting.

Abstract: An entropy based signal transmission, reception and analysis method and apparatus in which the entropy of time dependent signals is determined by utilizing a selected Green's function relationship. Information with respect to a medium with which the signals have interacted is derived by comparison of the entropies of the signals. In a preferred embodiment, the density distribution functions of selected digitized time segments of the signals to be analyzed are determined by utilizing the selected Green's function relationship and the entropies of the signals are then determined from the density distribution functions and compared with each other to derive the desired information.