Patent ID: 9435891
Filing Date: 2016-09-06
CPC Classification: G01S

Claim Text:
1. A time of flight camera comprising: an imaging sensor including a two-dimensional array of pixels that demodulates received light from a two dimensional field of view of a scene; and an illumination module arranged for illuminating, sequentially, respective portions of the field of view of the scene with modulated light, wherein each illuminated portion of the field of view corresponds to a plurality of pixels of a horizontal line of the array and a plurality of pixels of a vertical column of the array, each illuminated portion corresponding to fewer than all of the pixels in the array, wherein different groups of pixels corresponding to respective ones of the illuminated portions partially overlap one another, wherein the time of flight camera further includes a processor operable to perform a depth calculation based on samples from the different groups of pixels corresponding to respective ones of the partially overlapping portions.