Patent application number | Description | Published |
20080253510 | Computed Tomography System and Method - A computed tomography system having a fixed X-ray source [ | 10-16-2008 |
20090123060 | INSPECTION SYSTEM - An inspection system ( | 05-14-2009 |
20090214135 | CORRECTING AXIAL TILT BASED ON OBJECT POSITIONS IN AXIAL SLICES OF THREE DIMENSIONAL IMAGE - A computer-implemented process is provided for reorienting a three-dimensional (3D) scan image of an object. The object has a generally flat surface. The image is constructed from image data obtained during rotation of the object about a rotation axis, which intersects the plane of the flat surface at an angle. Axial slices of the scan image are obtained, each of which represents a slice of the object that is perpendicular to the rotation axis and comprises a line representing the flat surface of the object. The axial slices are shifted to align lines representing the flat surface in different axial slices, thus forming a reoriented 3D image. Alternatively, an axial tilt angle is determined from the positions of these lines and the image is rotated by the determined angle to form a reoriented 3D image. | 08-27-2009 |
20110007864 | METHOD AND APPARATUS FOR REORIENTATED RESCONSTRUCTION OF COMPUTED TOMOGRAPHY IMAGES OF PLANAR OBJECTS - A system and method for micro computed tomography (CT) reconstruction of position scan data of planar objects, such as stacked integrated circuit chips and/or PCB, that automatically determines object orientation is disclosed for a preferred orientation of the reconstructed images. The object orientation of the sinogram of the scanning data is determined such that the reconstruction may be performed with any starting position. Additionally, planar object scan reconstructions with either a higher resolution in the thickness dimension without increasing the total computation resource or a faster processing speed under a given resolution in the thickness dimension may be achieved. The tilting angle with respect to the rotation axis may also be determined to perform a image rotation after a multi-slice reconstruction or cone-beam reconstruction. | 01-13-2011 |
20110103545 | COMPUTED TOMOGRAPHY METHOD AND APPARATUS FOR CENTRE-OF-ROTATION DETERMINATION - A method and apparatus is disclosed for determining the central ray of scanning an object on a detector in a computer tomography system. The method comprises producing a fan beam of x-rays at a fixed x-ray source and detecting the x-rays at the detector. The scanning projection data of the object under examination is received and the object is rotated under examination using a manipulator. After calculating the opposite projection pixel position and projection angle for each pixel, a mismatching is measured between the grey levels of all pixels and their calculated opposite projection pixels with a set of assumed central ray, and identifying the minimum of the measurement as the true central ray. | 05-05-2011 |
Patent application number | Description | Published |
20100315449 | COMPENSATION TECHNIQUE FOR COLOR SHIFT IN DISPLAYS - A system for maintaining a substantially constant display white point over an extended period of operation of a color display formed by an array of multiple pixels in which each of the pixels includes multiple subpixels having different colors, and each of the subpixels includes a light emissive device. The display is generated by energizing the subpixels of successively selected pixels, and the color of each selected pixel is controlled by the relatives levels of energization of the subpixels in the selected pixel. The degradation behavior of the subpixels in each pixel is determined, and the relative levels of energization of the subpixels in each pixel are adjusted to adjust the brightness shares of the subpixels to compensate for the degradation behavior of the subpixels. The brightness shares are preferably adjusted to maintain a substantially constant display white point. | 12-16-2010 |
20110130981 | SYSTEM AND METHODS FOR AGING COMPENSATION IN AMOLED DISPLAYS - Methods and systems to provide baseline measurements for aging compensation for a display device are disclosed. An example display system has a plurality of active pixels and a reference pixel. Common input signals are provided to the reference pixel and the plurality of active pixels. The outputs of the reference pixel is measured and compared to the output of the active pixels to determine aging effects. The display system may also be tested applying a first known reference current to a current comparator with a second variable reference current and the output of a device under test such as one of the pixels. The variable reference current is adjusted until the second current and the output of the device under test is equivalent of the first current. The resulting current of the device under test is stored in a look up table for a baseline for aging measurements during the display system operation. The display system may also be tested to determine production flaws by determining anomalies such as short circuits in pixel components such as OLEDs and drive transistors. | 06-02-2011 |
20120139955 | SYSTEM AND METHODS FOR THERMAL COMPENSATION IN AMOLED DISPLAYS - Disclosed is a circuit and technique to determine the temperature of an AMOLED display in order to calibrate programming data signals. The temperature of selected pixels of a plurality of pixels in an AMOLED display is measured via one of several disclosed methods. A thermal sensor for the selected pixels may be used. A measurement of output voltage data may be used to estimate temperature. A finite element analysis model may be used based on consumed power of the selected pixel. The temperature data for the selected pixel is then interpolated to the neighboring non-selected pixels to estimate the temperature of those pixels. | 06-07-2012 |
20130190060 | MOBILE WIRELESS COMMUNICATIONS DEVICE INCLUDING CONFORMABLE, SHAPE-RETAINING VACUUM FORMED FILM AND RELATED METHODS - A mobile wireless communications device may include a portable housing, a printed circuit board (PCB) carried by the portable housing, and at least one electronic component carried by PCB and extending upwardly therefrom. The mobile wireless communications device may also include a conformable, shape-retaining film being vacuum formed onto the at least one electronic component and may include a peripheral edge secured to the PCB and a body portion conforming to the at least one electronic component. | 07-25-2013 |
20130235023 | SYSTEM AND METHODS FOR AGING COMPENSATION IN AMOLED DISPLAYS - A voltage-programmed display system allows measurement of effects on pixels in a panel that includes both active pixels and reference pixels coupled to a supply line and a programming line. The reference pixels are controlled so that they are not subject to substantial changes due to aging and operating conditions over time. A readout circuit is coupled to the active pixels and the reference pixels for reading at least one of current, voltage or charge from the pixels when they are supplied with known input signals. The readout circuit is subject to changes due to aging and operating conditions over time, but the readout values from the reference pixels are used to adjust the readout values from the active pixels to compensate for the unwanted effects. | 09-12-2013 |
20130257845 | RESETTING CYCLE FOR AGING COMPENSATION IN AMOLED DISPLAYS - A method of voltage-programming a pixel circuit in a display panel to remove, before programming the pixel circuit, effects due to short-term effects such as caused by fast light transitions or effects due to previous pixel circuit measurements such as charge trapping. During a resetting cycle, the pixel circuit is programmed with a reset voltage value corresponding to a maximum or a minimum voltage value. Then, during a calibration cycle, the pixel circuit is programmed with a calibration voltage based on previously extracted data for the pixel circuit, a pixel current of the pixel circuit is measured, and the extracted data for the pixel circuit is updated based on the measured pixel current. Then, the pixel circuit is programmed with a video data that is calibrated with the updated extracted data. The pixel circuit is finally driven according to the programmed video data and emits a commensurate amount of light. | 10-03-2013 |
20130265338 | COMPENSATION TECHNIQUE FOR COLOR SHIFT IN DISPLAYS - A system for maintaining a substantially constant display white point over an extended period of operation of a color display formed by an array of multiple pixels in which each of the pixels includes multiple subpixels having different colors, and each of the subpixels includes a light emissive device. The display is generated by energizing the subpixels of successively selected pixels, and the color of each selected pixel is controlled by the relatives levels of energization of the subpixels in the selected pixel. The degradation behavior of the subpixels in each pixel is determined, and the relative levels of energization of the subpixels in each pixel are adjusted to adjust the brightness shares of the subpixels to compensate for the degradation behavior of the subpixels. The brightness shares are preferably adjusted to maintain a substantially constant display white point. | 10-10-2013 |
20140375623 | SYSTEM AND METHODS FOR THERMAL COMPENSATION IN AMOLED DISPLAYS - Disclosed is a circuit and technique to determine the temperature of an AMOLED display in order to calibrate programming data signals. The temperature of selected pixels of a plurality of pixels in an AMOLED display is measured via one of several disclosed methods. A thermal sensor for the selected pixels may be used. A measurement of output voltage data may be used to estimate temperature. A finite element analysis model may be used based on consumed power of the selected pixel. The temperature data for the selected pixel is then interpolated to the neighboring non-selected pixels to estimate the temperature of those pixels. | 12-25-2014 |
20140375701 | SYSTEM AND METHODS FOR AGING COMPENSATION IN AMOLED DISPLAYS - Methods and systems to provide baseline measurements for aging compensation for a display device are disclosed. An example display system has a plurality of active pixels and a reference pixel. Common input signals are provided to the reference pixel and the plurality of active pixels. The outputs of the reference pixel is measured and compared to the output of the active pixels to determine aging effects. The display system may also be tested applying a first known reference current to a current comparator with a second variable reference current and the output of a device under test such as one of the pixels. The variable reference current is adjusted until the second current and the output of the device under test is equivalent of the first current. The resulting current of the device under test is stored in a look up table for a baseline for aging measurements during the display system operation. The display system may also be tested to determine production flaws by determining anomalies such as short circuits in pixel components such as OLEDs and drive transistors. | 12-25-2014 |
Patent application number | Description | Published |
20090290040 | Image dynamic range compression method, apparatus, and digital camera - A method of compressing an original dynamic range of an original image, includes a first step of obtaining a reduced image corresponding to the original image by performing quantization and downsampling on the original image that has been input; a second step of calculating a look-up table based on the reduced image, wherein the look-up table indicates a mapping relationship between the original dynamic range of the original image and a dynamic range of a medium; and a third step of mapping each of the pixels in the original image from the original dynamic range of the original image onto the dynamic range of the medium based on the look-up table. | 11-26-2009 |
20110194779 | APPARATUS AND METHOD FOR DETECTING MULTI-VIEW SPECIFIC OBJECT - Disclosed are an apparatus and a method for determining a multi-view specific object. The apparatus comprises an input device for inputting image data; and cascade classifiers formed of stage classifiers corresponding to a same detection angle, the stage classifiers corresponding to different features. Each cascade classifier is for calculating a degree of confidence of the image data of a specific object corresponding to the detection angle based on the aspect of the corresponding feature, and determining whether the image data belongs to the specific object based on the degree of confidence. A self-adaptive posture prediction device is disposed between two stage classifiers in each cascade classifier, and is used to determine whether the image data enters the cascade classifiers corresponding to the detection angles and located after the self-adaptive posture prediction device. | 08-11-2011 |
20110221933 | BACKLIGHT DETECTION DEVICE AND BACKLIGHT DETECTION METHOD - Disclosed are a backlight detection device and a backlight detection method. The device comprises a pixel value acquiring unit used to acquire a pixel value of each of pixels in an image; a focal position determination unit used to determine a focal position in the image; a subject area determination unit used to determine, based on the pixel values of the pixels in the image, a subject area starting from the focal position by using an area growth processing so as to divide the image into the subject area and a background area; a brightness difference calculation unit used to calculate a brightness difference between the subject area and the background area; and a backlight determination unit used to determine, based on the brightness difference, whether the image is in the backlight state so that the image in the backlight state can be detected. | 09-15-2011 |
20120114250 | METHOD AND SYSTEM FOR DETECTING MULTI-VIEW HUMAN FACE - Disclosed are a system and a method for detecting a multi-view human face. The system comprises an input device configured to input image data; a hybrid classifier including a non-human-face rejection classifier configured to roughly detect non-human-face image data and plural angle tag classifiers configured to add an angle tag into the image data having a human face; and plural cascade angle classifiers. Each of the plural cascade angle classifiers corresponds to a human face angle. One of the plural cascade angle classifiers receives the image data with the angle tag output from the corresponding angle tag classifier, and further detects whether the received image data with the angle tag includes the human face. | 05-10-2012 |
20120170839 | Night-Scene Light Source Detecting Device And Night-Scene Light Source Detecting Method - A night-scene light source detecting device includes a pixel value obtaining unit configured to obtain a pixel value of each pixel in an input image; a night-scene-feature extraction unit provided for extracting a zone area of a mean corrected-brightness value and a high corrected-brightness value of the input image as two night-scene features based on the pixel value of each pixel in the input image; a night-scene image detection unit provided for determining whether the input image is a night-scene image or not based on the two night-scene features; a specific color detection unit provided for detecting whether each pixel belongs to specific color or not; and a night-scene light source determining unit provided for determining whether the night-scene image is picked up under irradiation by the specific light sources in a night scene or not based on the result of the specific color detection. | 07-05-2012 |
20130058528 | METHOD AND SYSTEM FOR DETECTING VEHICLE POSITION BY EMPLOYING POLARIZATION IMAGE - Disclosed are a method and a system for detecting a vehicle position by employing a polarization image. The method comprises a step of capturing a polarization image by using a polarization camera; a step of acquiring two road shoulders in the polarization image based on a difference between a road surface and each of the two road shoulders in the polarization image, and determining a part between the two road shoulders as the road surface; a step of detecting at least one vehicle bottom from the road surface based on a significant pixel value difference between each wheel and the road surface in the polarization image; and a step of generating a vehicle position from the vehicle bottom based on a pixel value difference between a vehicle outline corresponding to the vehicle bottom and background in the polarization image. | 03-07-2013 |
20140086451 | METHOD AND APPARATUS FOR DETECTING CONTINUOUS ROAD PARTITION - A method and an apparatus are disclosed for detecting a continuous road partition with a height, the method comprising the steps of: obtaining disparity maps having the continuous road partition, and U-disparity maps corresponding to the disparity maps; obtaining an intermediate detection result of the continuous road partition detected from the U-disparity maps of first N frames; and detecting the continuous road partition from the U-disparity map of a current frame, based on the obtained intermediate detection result. | 03-27-2014 |
Patent application number | Description | Published |
20090007006 | AUTOMATIC SCROLLING - Techniques for scrolling through displayed information are disclosed. For instance, an apparatus includes a scrolling management module to set one or more automatic scrolling preferences, and an application to output a content item in accordance with the one or more automatic scrolling preferences. Examples of such scrolling preferences include scrolling speeds, designated input mechanism(s) to adjust scrolling, and the activation/deactivation of orientation-based scrolling. | 01-01-2009 |
20120033563 | PACKET CLASSIFICATION AND PRIORITIZATION USING AN IP HEADER IN A MOBILE WIRELESS DEVICE - A method and apparatus for packet classification and prioritization using an internet protocol (IP) header in a mobile wireless device. The mobile wireless device includes an application processor and a transceiver. The transceiver in the mobile wireless device receives a higher layer packet from the application processor and reads a value of a field embedded in the higher layer packet. The transceiver creates at least one lower layer protocol data unit from the higher layer packet and maps the at least one lower layer protocol data unit to a wireless access channel having a quality of service property. The mapping of the lower layer protocol data unit is based on the value of the field read by the transceiver. In representative embodiments, the higher layer packet is an internet protocol datagram, and the field is a differentiated services code point field. | 02-09-2012 |
20120033590 | PACKET CLASSIFICATION AND PRIORITIZATION USING A UDP CHECKSUM IN A MOBILE WIRELESS DEVICE - A method and apparatus for packet classification and prioritization using a user datagram protocol (UDP) header in a mobile wireless device. The mobile wireless device includes an application processor and a transceiver. The application processor sets a value of a field embedded in a higher layer packet and transfers the higher layer packet to the transceiver. The transceiver receives the higher layer packet from the application processor and reads the set value of the embedded field. The transceiver clears the value in the embedded field and creates at least one lower layer protocol data unit from the higher layer packet. The transceiver maps the lower layer protocol data unit to a wireless access channel having a transmission property based on the read value of the embedded field. In representative embodiments, the embedded field is an optional checksum in a UDP header. | 02-09-2012 |
20130329615 | ADJUSTING RADIO DORMANCIES IN ELECTRONIC DEVICES BASED ON RECEIPT OF UNSOLICITED INCOMING PACKETS - The disclosed embodiments provide a system that processes incoming network packets to an electronic device. The system includes an analysis apparatus that maintains a list of accepted incoming packet attributes for the electronic device based on outgoing packets from the electronic device. The system also includes a management apparatus that uses the list to classify an incoming packet to the electronic device as a solicited incoming packet or an unsolicited incoming packet. If the incoming packet is classified as the solicited incoming packet, the management apparatus enables subsequent processing of the incoming packet on the electronic device. If the incoming packet is classified as the unsolicited incoming packet, the management apparatus adjusts a triggering of radio dormancy in the electronic device based on the incoming packet. | 12-12-2013 |
20130329732 | FILTERING OF UNSOLICITED INCOMING PACKETS TO ELECTRONIC DEVICES - The disclosed embodiments provide a system that processes incoming network packets to an electronic device. The system includes an analysis apparatus that maintains a list of accepted incoming packet attributes for the electronic device based on outgoing packets from the electronic device. The system also includes a filtering apparatus that compares a first set of header information for an incoming packet to the list. If the first set of header information is not included in the list, the filtering apparatus discards the incoming packet. If the first set of header information is included in the list, the filtering apparatus enables subsequent processing of the incoming packet on the electronic device by, for example, providing the incoming packet to a transport-layer mechanism on the electronic device for subsequent processing of the incoming packet by the transport-layer mechanism. | 12-12-2013 |
Patent application number | Description | Published |
20080238477 | TILEABLE FIELD-PROGRAMMABLE GATE ARRAY ARCHITECTURE - An apparatus includes an FPGA, which includes a first FPGA tile including a plurality of FGs, a first, second, and third set of routing conductors, and a plurality of IGs. The FGs are arranged in rows and columns with each FG being configured to receive tertiary and regular input signals, perform a logic operation, and generate regular output signals. The third set of routing conductors is coupled to the first set of output ports of the FGs and configured to receive signals, route signals within the FPGA tile, and provide input signals to the third set of input ports of the FGs. The IGs surround the FGs such that one IG is positioned at each end of each row and column. Each IG is coupled to the third set of routing conductors and configured to transfer signals from the third set of routing conductors to outside the first FPGA tile. | 10-02-2008 |
20120270404 | METHODS FOR ETCHING THROUGH-SILICON VIAS WITH TUNABLE PROFILE ANGLES - The present disclosure provides methods for etching through-silicon vias (TSVs) in a substrate. The method employs a cyclic polymer passivation layer deposition, depassivation process and plasma etching process. By alternating the duration performed in the plasma etching process and the polymer passivation deposition process during the TSVs formation process, a good sidewall profile and via depth control may be obtained. | 10-25-2012 |
20130005152 | INCREASED DEPOSITION EFFICIENCY AND HIGHER CHAMBER CONDUCTANCE WITH SOURCE POWER INCREASE IN AN INDUCTIVELY COUPLED PLASMA (ICP) CHAMBER - Embodiments described herein generally relate to a substrate processing system and related methods, such as an etching/deposition method. The method comprises (A) depositing a protective layer on a first layer disposed on a substrate in an etch reactor, wherein a plasma source power of 4,500 Watts or greater is applied while depositing the protective layer, (B) etching the protective layer in the etch reactor, wherein the plasma source power of 4,500 Watts or greater is applied while etching the protective layer, and (C) etching the first layer in the etch reactor, wherein the plasma source power of 4,500 Watts or greater is applied while etching the first layer, wherein a time for the depositing a protective layer (A) comprises less than 30% of a total cycle time for the depositing a protective layer (A), the etching the protective layer (B), and the etching the first layer (C). | 01-03-2013 |
20140017881 | LASER SCRIBING AND PLASMA ETCH FOR HIGH DIE BREAK STRENGTH AND CLEAN SIDEWALL - In embodiments, a hybrid wafer or substrate dicing process involving an initial laser scribe and subsequent plasma etch is implemented for die singulation. The laser scribe process may be used to cleanly remove a mask layer, organic and inorganic dielectric layers, and device layers. The laser etch process may then be terminated upon exposure of, or partial etch of, the wafer or substrate. In embodiments, a multi-plasma etching approach is employed to dice the wafers where an isotropic etch is employed to improve the die sidewall following an anisotropic etch. The isotropic etch removes anisotropic etch byproducts, roughness, and/or scalloping from the anisotropically etched die sidewalls after die singulation. | 01-16-2014 |
20140335679 | METHODS FOR ETCHING A SUBSTRATE - In some embodiments, a method for etching features into a substrate may include exposing a substrate having a photoresist layer disposed atop the substrate to a first process gas to form a polymer containing layer atop sidewalls and a bottom of a feature formed in the photoresist layer, wherein the first process gas is selectively provided to a first area of the substrate via a first set of gas nozzles disposed within a process chamber and; exposing the substrate to a second process gas having substantially no oxygen to etch the feature into the substrate, wherein the second process gas is selectively provided to a second area of the substrate via a second set of gas nozzles disposed in the process chamber. | 11-13-2014 |
20150011073 | LASER SCRIBING AND PLASMA ETCH FOR HIGH DIE BREAK STRENGTH AND SMOOTH SIDEWALL - In embodiments, a hybrid wafer or substrate dicing process involving an initial laser scribe and subsequent plasma etch is implemented for die singulation. The laser scribe process may be used to cleanly remove a mask layer, organic and inorganic dielectric layers, and device layers. The laser etch process may then be terminated upon exposure of, or partial etch of, the wafer or substrate. In embodiments, a hybrid plasma etching approach is employed to dice the wafers where an isotropic etch is employed to improve the die sidewall following an anisotropic etch with a plasma based on a combination of NF | 01-08-2015 |