Patent ID: 9300945
Filing Date: 2016-03-29
CPC Classification: G03B,H04N

Claim Text:
1. A three-dimensional (3D) image photographing apparatus comprising: an image sensor which comprises a plurality of pixel lines and converts an image light into an electrical signal by sequentially exposing the plurality of pixel lines; a 3D shutter which is disposed on a light path of the image light, which is incident on the image sensor, and comprises a first opening and a second opening, and which sequentially executes a first operation of passing a first image light by opening only the first opening, a second operation of blocking both the first opening and the second opening, and a third operation of passing a second image light by opening only the second opening; and a control unit which is electrically connected to the image sensor and the 3D shutter and which synchronizes a vertical synchronization signal which is applied to the image sensor with a starting time of the second operation by controlling the image sensor and the 3D shutter; wherein a duration time t