Patent application number | Description | Published |
20120120285 | METHOD AND APPARATUS FOR RECONFIGURING TIME OF FLIGHT SHOT MODE - A method and apparatus for configuring Time Of Flight sensor and data transfer for dynamically reconfigurable sensor mode change depending on scene characteristics. The method includes configuring the sensor configuration set on normal shot mode, performing scene analysis on at least one captured scenes, when dynamic motion is detected and the automatic shot mode sensor change is enabled, configuring the sensor to fast shot mode, and when in normal shot mode, capturing and transferring the full size TOF raw pixels for each phase, and when in fast shot mode, capturing and transferring less than all the size of the Time Of Flight raw pixels for each phase. | 05-17-2012 |
20120121165 | Method and apparatus for time of flight sensor 2-dimensional and 3-dimensional map generation - A method and apparatus for Time Of Flight sensor 2-dimensional and 3-dimensional map generation. The method includes retrieving Time Of Flight sensor fixed point data to obtain four phases of Time Of Flight fixed point raw data, computing Gray scale image array and phase differential signal arrays utilizing four phases of TOF fixed point raw data, computing Gray image array and Amplitude image array for fixed point, converting the phase differential signal array from fixed point to floating point, performing the floating point division for computing Arctan, TOF depthmap, and 3-dimensional point cloud map for Q format fixed point, and generating depthmap, 3-dimensional cloud coefficients and 3-dimensional point cloud for Q format fixed point. | 05-17-2012 |
20120121166 | METHOD AND APPARATUS FOR THREE DIMENSIONAL PARALLEL OBJECT SEGMENTATION - A method and apparatus for parallel object segmentation. The method includes retrieving at least a portion of a 3-dimensional point cloud data x, y, z of a frame, dividing the frame into sub-image frames if the sub-frame based object segmentation is enabled,
| 05-17-2012 |
20120123718 | METHOD AND APPARATUS FOR CONTROLLING TIME OF FLIGHT CONFIDENCE MAP BASED DEPTH NOISE AND DEPTH COVERAGE RANGE - A method and apparatus for fixing a depth map wrap-around error and a depth map coverage by a confidence map. The method includes dynamically determining a threshold for the confidence map threshold based on an ambient light environment, wherein the threshold is reconfigurable depending on LED light strength distribution in TOF sensor, extracting, via the digital processor, four phases of Time Of Flight raw data from the Time Of Flight sensor data, computing a phase differential signal array for fixed point utilizing the four phases of the Time Of Flight raw data, computing the depth map, confidence map and the average light signal strength utilizing the phase differential signal array, obtaining the dynamic confidence map threshold for wrap around error correction utilizing the average light signal strength, and correcting the depth map wrap-around error utilizing the depth map, the confidence map and the dynamic confidence map threshold. | 05-17-2012 |
20130083972 | Method, System and Computer Program Product for Identifying a Location of an Object Within a Video Sequence - In response to detecting a motion within a video sequence, a determination is made of whether the motion is a particular type of movement. In response to determining that the motion is the particular type of movement, a location is identified within the video sequence of an object that does the motion. | 04-04-2013 |
20140152974 | METHOD FOR TIME OF FLIGHT MODULATION FREQUENCY DETECTION AND ILLUMINATION MODULATION FREQUENCY ADJUSTMENT - A method removing adjecent frequency interference from a Time Of Flight sensor system by adaptively adjusting the infrared illumination frequency of the TOF sensor by measuring the interfering infrared illuminating frequencies and dynamicaly adjusting the illuminating infrared frequency of the TOF sensor to eliminate the interference. | 06-05-2014 |
20140152975 | METHOD FOR DYNAMICALLY ADJUSTING THE OPERATING PARAMETERS OF A TOF CAMERA ACCORDING TO VEHICLE SPEED - A method for adjusting the modulating frequency and the intensity of the IR illumination of a Time of Flight measurement system proportionally to the speed of movement and the ambient light level of the TOF system, thus adjusting the range of vision of the system dependent on speed. In an alternate embodiment the modulating frequency of a TOF measurement system is periodically adjusted to cover a larger range of vision of the TOF. | 06-05-2014 |
20140253688 | Time of Flight Sensor Binning - A time-of-flight sensor device generates and analyzes a high-resolution depth map frame from a high-resolution image to determine a mode of operation for the time-of-flight sensor and an illuminator and to control the time-of-flight sensor and illuminator according to the mode of operation. A binned depth map frame can be created from a binned image from the time-of-flight sensor and combined with the high-resolution depth map frame to create a compensated depth map frame. | 09-11-2014 |