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:
Sep. 15, 2015

Filed:

Nov. 11, 2013
Applicant:

Lenovo Co., Ltd., Beijing, CN;

Inventors:

Xiaopan Zheng, Beijing, CN;

Feijun Weng, Beijing, CN;

Yunfeng Pan, Beijing, CN;

Fei Wu, Beijing, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 21/28 (2006.01); G03B 21/14 (2006.01); G06F 1/16 (2006.01);
U.S. Cl.
CPC ...
G03B 21/28 (2013.01); G03B 21/145 (2013.01); G06F 1/1639 (2013.01); G06F 1/1647 (2013.01);
Abstract

It is provided an electronic device including an opto-mechanical system and an optical unit; the opto-mechanical system is adapted to form projection light oriented in a first direction in accordance with a display data signal, the housing of the electronic device has a first opening on the emission path of the projection light; the optical unit is adapted to adjust a projection direction of the projection light; specifically, the optical unit has at least a first position and a second position, when the optical unit is in the first position, the projection light forms a projected image in the first direction; and when the optical unit is in the second position, the projection light has its direction adjusted by the optical unit to the second direction, and then forms a projected image along the second direction.


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