Abstract: A valve device having a valve housing (10), in which fluid ports (P, A, T) are provided and in which at least one valve piston (12, 14) can be moved longitudinally, which valve piston either separates at least two of the fluid ports (P, A, T) from one another or interconnects them as a function of its travel position, and having at least one latching device (16, 18) for each valve piston (12, 14) for the detachable fastening of the respective valve pistons (12, 14) in one of its travel positions, which latching device has at least one latching means (20), which can be brought into a latching position (22), which is characterized in that, as part of the respective latching devices (16, 18) for detachably fastening the respective valve pistons (12, 14), at least one control body (24) that can be moved independently of the respective valve pistons (12, 14) is provided, which control body is set up such that, in at least one blocking position, it prevents the relevant latching means (20) disposed in the latching

Abstract: A valve device having a valve housing (10, 54, 94, 166) and fluid ports (16, 18) disposed therein, which are connected to or separated from one another in a fluid-conveying manner by means of a valve piston (22) displaceable along its longitudinal axis (24) in its various travel positions, and having at least one latching device (26, 28) for latching the valve piston (22) in at least one of its travel positions, wherein individual latching means (30, 38, 170) of said latching device, when it is actuated by an external force, take latching positions spatially different from one another, which is characterized in that, with respect to the longitudinal axis (24) of the valve piston (22), the individual latching means (30, 38, 170) of the latching device (26, 28) take positions differing from one another both in the axial and in the radial direction in the individual latching positions.

Abstract: A computer-implemented method for transmitting a panoramic video from a source to a plurality of video receivers is provided. The method comprises receiving panoramic video from a camera corresponding to a scene being imaged; transmitting the panoramic video as a plurality of video streams, each to one of the plurality of video receivers; receiving feedback information from the plurality of video receivers; performing an optimization operation to optimize the panoramic video being transmitted based on the feedback information received from each of the plurality of video receivers.

Abstract: A method for blending a left image with a right image along a seam is disclosed. The method comprises selecting collocated pixels from a collocated column of pixels in the left image and the right image; computing differences in the selected collocated pixels; and determining a correction amount to apply to seam pixels along the seam on a row-by-row basis based on the computed differences; and selectively applying the correction amount on a row-by-row basis to a neighborhood of pixels extending transversely across the seam and centered on seam.

Abstract: A method for auto-exposure control in a multi-imager system is disclosed. The method comprises using an auto exposure control circuit of a first imager to set exposure control parameters based on a target brightness; and selectively adjusting the target brightness based on difference in brightness between the images from the first imager and images from other imagers in the system.

Abstract: A computer-implemented method for performing stitching of images to form a panoramic video stream is disclosed. The method comprises capturing images with a camera; and selectively switching between first and second modes of operation wherein corresponding to said first mode at least some of the captured images are sent to circuitry of the camera for performance of a stitching operation to stitch together the images to form a panoramic video stream and wherein corresponding to the second mode at least some of the captured images are transmitted over a network to an image optimization server provisioned in a cloud for performance of said stitching operation.

Abstract: A computer-implemented method for a multiple imager imaging system is disclosed. The method comprises capturing regular images; capturing depth sensor images; and performing a depth-based alignment operation to adjust factory alignment parameters based on depth sensor information.

Abstract: A computer-implemented method for transmitting a panoramic video from a source to a plurality of video receivers is provided. The method comprises receiving panoramic video from a camera corresponding to a scene being imaged; transmitting the panoramic video as a plurality of video streams, each to one of the plurality of video receivers; receiving feedback information from the plurality of video receivers; performing an optimization operation to optimize the panoramic video being transmitted based on the feedback information received from each of the plurality of video receivers.

Abstract: A computer-implemented method for transmitting video from a source to a plurality of video receivers is provided. The method comprises receiving video from a camera corresponding to a scene being imaged; transmitting the video as a plurality of video streams, each to one of the plurality of video receivers; receiving feedback information from each of the plurality of video receivers; performing an optimization operation to optimize each of the plurality of video streams being transmitted based on the feedback information; wherein each optimized video stream is optimized for a particular video receiver based on the feedback information received for that video receiver.

Abstract: A computer-implemented method for transmitting video from a source to a plurality of video receivers is provided. The method comprises receiving video from a camera corresponding to a scene being imaged; transmitting the video as a plurality of video streams, each to one of the plurality of video receivers; receiving feedback information from each of the plurality of video receivers; performing an optimization operation to optimize each of the plurality of video streams being transmitted based on the feedback information; wherein each optimized video stream is optimized for a particular video receiver based on the feedback information received for that video receiver.

Abstract: A computer-implemented method for transmitting video from a source to a plurality of video receivers is provided. The method comprises receiving video from a camera corresponding to a scene being imaged; transmitting the video as a plurality of video streams, each to one of the plurality of video receivers; receiving feedback information from each of the plurality of video receivers; performing an optimization operation to optimize each of the plurality of video streams being transmitted based on the feedback information; wherein each optimized video stream is optimized for a particular video receiver based on the feedback information received for that video receiver.

Abstract: The invention provides prosthetic venous valves, and method of use thereof, for the effective treatment of individuals with venous reflux in chronic venous insufficiency (CVI). The development of such prosthetic venous valves in the areas of valve design, design specifications, verification and/or validation testing, computational analysis, valve placement and clinician guidance and procedure are provided. Manufacturing the prosthetic venous valves of the invention is also provided.

Abstract: Embodiments of the invention disclose a video imaging system. The system comprises a mechanism to operate in a first capture mode capture a first image sequence comprising images taken at a first exposure and at a first frame rate; a mechanism to perform a detecting operation to detect clipping in said first image sequence a mechanism to selectively switch to operating the video imaging system in a second capture mode to capture at least one additional image sequence comprising images taken at a different exposure, if clipping is detected; and a mechanism to perform a merging operation to merge the image sequences to produce high-dynamic range video.

Abstract: In one embodiment, there is provided a method for stitching left images P from a first imager with right images Q from a second imager thereby to produce stitched video images, the method comprising: for each current frame N: calculating a spatial distortion Spatial(i,j) for each pixel in a region of overlap between an image PN corresponding to the frame N and an image QN corresponding to the frame N; calculating a temporal distortion Temporal(i,j) for each pixel in said region of overlap; determining a minimal cost path for traversing the region of overlap from top to bottom, wherein said minimal cost path comprises a pixel from each row in said region of overlap; and setting said minimal cost path as a seam for stitching images PN and QN together to form a composite image CN.

Abstract: The invention provides prosthetic venous valves, and method of use thereof, for the effective treatment of individuals with venous reflux in chronic venous insufficiency (CVI). The development of such prosthetic venous valves in the areas of valve design, design specifications, verification and/or validation testing, computational analysis, valve placement and clinician guidance and procedure are provided. Manufacturing the prosthetic venous valves of the invention is also provided.

Abstract: A computer-implemented method for a multiple imager imaging system is disclosed. The method comprises detecting misalignment between a left portion of an object in a left image and a right portion of said object in a right image; wherein said misalignment is detected using factory alignment parameters to align said left and right portions; and selectively performing a recalibration operation to determine optimal alignment parameters to align said left and right portions during an image stitching operation; dynamically overriding the factory alignment parameters with the optimal alignment parameters; and performing the stitching operation based on the optimal alignment parameters.