The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 19, 2012

Filed:

Mar. 23, 2007
Applicants:

Junji Morimoto, Saitama, JP;

Kenji Shintani, Kanagawa, JP;

Katsunori Ishii, Kanagawa, JP;

Masashi Torimoto, Saitama, JP;

Tsutomu Nagumo, Saitama, JP;

Takashi Yamaguchi, Saitama, JP;

Hidekazu Takahashi, Saitama, JP;

Inventors:

Junji Morimoto, Saitama, JP;

Kenji Shintani, Kanagawa, JP;

Katsunori Ishii, Kanagawa, JP;

Masashi Torimoto, Saitama, JP;

Tsutomu Nagumo, Saitama, JP;

Takashi Yamaguchi, Saitama, JP;

Hidekazu Takahashi, Saitama, JP;

Assignee:

Sony Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04M 1/66 (2006.01); H04M 1/68 (2006.01); H04M 3/16 (2006.01);
U.S. Cl.
CPC ...
Abstract

A portable telephone and electronic device are provided. The portable telephone includes a casing having a first surface: a finger guide section that is provided in the first surface and guides a finger of a user to allow the finger to be placed so that a side portion of the finger faces the first surface; an illuminating section provided in the first surface so as to be adjacent to the finger guide section, the illuminating section being capable of radiating light of a predetermined wavelength that transmits through the placed finger; an imaging section provided in the casing so as to be spaced at a predetermined distance from the first surface with respect to a perpendicular direction, the imaging section being capable of imaging the light that has transmitted through the finger; and a control section that performs authentication of the user on the basis of an image obtained by the imaging.


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