Patent ID: 8855376

Claim:
A finger vein authentication device for authenticating a person, that uses information of a vein obtained from a body, the authentication device comprising: a casing including a plurality of regions, each region of the casing configured to enable authentication of a finger presented thereupon; a plurality of light sources configured to irradiate light onto the fingers, wherein each light source is disposed to its own respective region of the casing, and wherein each light source is arranged on a side of the casing upon which a finger is presented; a plurality of openings, each formed in its own respective region of the casing, and configured to guide transmitted light through an inside of a finger presented on the respective region of the casing; a plurality of imaging devices, each imaging device corresponding to its own respective region of the casing, and disposed in the casing so as to photograph the vein of the finger on the respective region of the casing, based on the light from the respective region of the casing; a plurality of sidewalls, each disposed on a surface of the casing upon which fingers are presented, so as to partition between the fingers presented upon the casing, and to ensure that no finger deviates in a horizontal direction; and a plurality of partition walls formed to partition the plurality of the imaging devices, and to shield light inside the casing, thereby permitting only light transmitted through a corresponding finger to reach its respective imaging device; wherein each of the plurality of openings is disposed between sidewalls disposed to separate the fingers presented upon the casing, in order to prevent light transmitted via a finger to be guided into the casing via an opening corresponding to another finger.