A contactless sheet resistance measurement apparatus and method for measuring the sheet resistance of upper layer of ultra shallow p-n junction is disclosed. According to one method, successive PCR time stamps previously added to the transport stream are used to determine PCRSYNC time stamps for synchronization points in the transport stream by interpolation. This protein has been shown to increase the levels of store-operated calcium entry in gingival cells, skeletal muscle cells, and prostate epithelial cells. A hollow piston rod is connected to the piston and extends below the piston and slidably through the first aperture. The assembly also includes a spring loaded pin secured to the upper windshield pane, where the pin is adapted to engage the aperture of the flange to restrain the upper windshield pane in a desired vertical position. A background separated image generation processing unit removes the image of an area in a predetermined distance or more from the input images by referring to resulting distance images to generate a background removed image.