Patent application number | Description | Published |
20080253694 | Method and Device for Processing Image Data Stored in a Frame Buffer - A device and method for data image processing. The method includes writing, image data to a certain buffer by an image data provider; characterized by repeating steps of reading, by an image processor image data from a first entry of a certain buffer, processing the image data by the image processor, and writing processed image data to a second entry of the certain buffer; wherein the repeating ends when at least two memory pages of the certain buffer are read; wherein a distance between the first and second entries is smaller than a size of a page of the certain buffer and conveniently much smaller than the size of the page; wherein the second entry includes image data that was previously read by the image processor during the certain period; and preventing an image data provider and an image data retriever form accessing the certain buffer during the repetition. | 10-16-2008 |
20090022415 | METHOD AND SYSTEM FOR FILTERING IMAGE DATA - A device that includes at least one memory unit adapted to store image data; the device is characterized by including a configurable filter adapted to apply de-ringing filtering and de-blocking filtering such as to filter image data retrieved from the at least one memory unit, whereas the device is adapted to repetitively determine a configuration of the configurable filter in response to received image data and to at least one mode selection rule and to configure the configurable filter in response to the determination. A method for filtering image data, the method includes receiving or defining filtering mode selection rules; and receiving image data; whereas the method is characterized by including repeating the stages of: determining a configuration of a configurable filter that is adapted to perform de-ringing and de-blocking filtering, in response to the received image data and to at least one mode selection rule; configuring the configurable filter in response to the determination; and filtering, by the configurable filter, image data. | 01-22-2009 |
20090185544 | METHOD FOR PROCESSING CDMA SIGNALS AND A DEVICE HAVING CDMA SIGNAL CAPABILITIES - A device and a method for processing CDMA compliant signals. The method includes receiving input signals; selecting, for each time interval out of multiple evenly length successive time intervals, multiple selected channel processing tasks that are scheduled to be at least partially executed during the time interval; storing input data at a first input buffer and providing data associated with at least one selected processing task from a second input buffer during even time intervals; and storing input data at the second input buffer and providing data associated with at least one selected processing task from the first input buffer during odd time intervals. | 07-23-2009 |
20090207191 | METHOD FOR GAMMA CORRECTION AND A DEVICE HAVING GAMMA CORRECTION CAPABILITIES - A method and device for gamma compensation. The method includes: receiving a non-gamma compensated input; selecting, in response to the input value, a selected approximating interval out of a group of low-brightness approximating intervals and out of a group of high-brightness approximating intervals; wherein at least one low-brightness approximating interval is smaller than at least one high-brightness approximating interval and wherein at least one low-brightness approximating interval is smaller than at least one other low-brightness; wherein a low-brightness approximating interval is characterized by a low-brightness approximating interval slope and by a low-brightness approximating interval offset representative of an imaginary intersection point between a output value axis and between an imaginary line that extends from the low-brightness approximating interval towards the output value axis while having the low-brightness approximating interval slope; wherein a high-brightness approximating interval is characterized by a high-brightness approximating interval slope and by a high-brightness approximating interval offset representative of a start point of the high-brightness approximating interval; multiplying a portion of the input value by a selected approximating interval slope to provide an intermediate result; adding the intermediate result to a selected approximating interval offset to provide the gamma compensated output value; and outputting a gamma compensated output value. | 08-20-2009 |
20100142511 | METHOD AND DEVICE FOR FRAME AND SLOT SYNCHRONIZATION - A method slot and frame synchronization of in a wireless system, the method includes: processing samples and a pair of primary synchronization code forming sequences by a pair of serially coupled filters to provide primary results; finding, in response to the primary results, slots boundaries; processing selected samples and multiple pairs of secondary synchronization code forming sequences by at least a second filter of the pair of serially coupled filters to provide secondary results; wherein the selected samples correspond to the slots boundaries; and detecting secondary synchronization sequences included in a frame in response to the secondary results. | 06-10-2010 |
20110013088 | DEVICE AND METHOD FOR EVALUATING CONNECTIVITY BETWEEN A VIDEO DRIVER AND A DISPLAY - A device for evaluating connectivity between a video driver and a display, the device comprises a first video driver, a first output connector, a first terminating resistance; wherein the device is characterized by comprising a first comparison unit; wherein the first video driver has an output port that is coupled to the first output connector, to the first terminating resistance and to the first comparison unit; wherein the first output connector is configured to be coupled via a first cable to a first input of the display; wherein the first comparison unit is adapted to perform comparisons between a voltage level on the first terminating resistance to multiple thresholds and to determine whether a display first input impedance is substantially equal to the first terminating resistance, whether the display first input impedance is substantially lower then the first terminating resistance, or whether the first video driver is disconnected from the display; wherein the comparisons are executed during a pixel information idle period. | 01-20-2011 |
20120020560 | METHOD AND SYSTEM ARRANGED FOR FILTERING AN IMAGE - A method and a system, the system includes: a memory unit, an image region definer, a spectral analyzer, a determination module, and an image processor. The spectral analyzer is arranged to divide a frequency spectrum of each image region into at least three image region frequency range components (IRFRCs); and calculate an energy level for each IRFRC. The comparator configured to compare the energy level of each IRFRC to at least one frequency region threshold to provide a comparison result for each IRFRC; wherein each frequency region threshold is calculated based on an intensity parameter of an image section and based on an energy parameter of at least one reference image section; a determination module arranged to determine a processing operation for each IRFRC, based on a comparison result associated with the IRFRC and based on a configurable decision rule. | 01-26-2012 |
20120086852 | INTEGRATED CIRCUIT COMPRISING DEFLICKER UNIT FOR FILTERING IMAGE DATA, AND A METHOD THEREFOR - An integrated circuit comprises deflicker unit is described for adaptively applying deflicker filtering to image data to be displayed using an interlaced scan line technique. The deflicker unit comprises analysis unit arranged to receive the image data and identify at least one region of an image to which deflicker filtering is to be applied, and filter arranged to apply deflicker filtering to those regions identified by the analysis unit. In one example, the analysis unit may be arranged to identify regions of the image to which deflicker filtering is to be applied based at least on energy levels for a high frequency range component within the vertical frequency domain of the image data. | 04-12-2012 |
20140204103 | DATA PROCESSING SYSTEM AND METHOD FOR TASK SCHEDULING IN A DATA PROCESSING SYSTEM - A data processing system comprises a task scheduling device arranged to schedule a plurality of tasks; and a plurality of processing units, at least some of which being adapted to execute one or more assigned tasks of the plurality of tasks and, for each assigned task, to provide to the task scheduling device at least a task status event which indicates when an execution of the assigned task is finished; wherein the task scheduling device comprises a task scheduler controller unit arranged to assign one or more of the plurality of tasks, each to a corresponding one of the processing units being adapted to execute the assigned task, in response to receiving one or more of the task status events associated with one or more previously assigned tasks. | 07-24-2014 |