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.
Patent No.:
Date of Patent:
Mar. 09, 2010
Filed:
Nov. 20, 2007
Chia-chu Cheng, Yonghe, TW;
Ya-lun Lee, Yongkang, TW;
Yu-wei LU, Fongshan, TW;
Lite-On Semiconductor Corp., Taipei Hsien, TW;
Abstract
A motion-detecting module includes a PCB, a light-emitting unit, and a light-sensing unit. The light-emitting unit is electrically disposed over the PCB. The light-sensing unit has a light-sensing die electrically disposed on the PCB and a package cover covered on the light-sensing die, and the package cover has a through hole corresponding to the light-sensing die and a transparent element disposed in the through hole. The present invention does not need extra package protection body of the prior art for protecting the light-sensing die during the transport of the light-sensing module. The present invention use original package cover to prevent the light-sensing die from being damaged by external force, and the original package cover shelters the light-sensing die from extra stray light.