Invention Grant
US07858920B2 Method and device for detecting an object that can retroreflect light
有权
用于检测可以重新发光的对象的方法和装置
- Patent Title: Method and device for detecting an object that can retroreflect light
- Patent Title (中): 用于检测可以重新发光的对象的方法和装置
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Application No.: US12513488Application Date: 2007-11-22
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Publication No.: US07858920B2Publication Date: 2010-12-28
- Inventor: Jean-Louis Duvent , Jean Yves Thomas , Pierre Morin , Bernard Robic
- Applicant: Jean-Louis Duvent , Jean Yves Thomas , Pierre Morin , Bernard Robic
- Applicant Address: FR Orleans
- Assignee: Campagnie Industielle des Lasers Cilas
- Current Assignee: Campagnie Industielle des Lasers Cilas
- Current Assignee Address: FR Orleans
- Agency: Dickinson Wright PLLC
- Priority: FR0610392 20061128
- International Application: PCT/FR2007/001919 WO 20071122
- International Announcement: WO2008/071866 WO 20080619
- Main IPC: G01C11/06
- IPC: G01C11/06
Abstract:
According to the invention, two simultaneous images with different wavelengths (λ1, λ2) are formed in synchronism with each illuminance laser pulse, one of the Images corresponding to the wavelength (λ1) of the laser pulses, and the difference between the two images is generated.
Public/Granted literature
- US20100065722A1 METHOD AND DEVICE FOR DETECTING AN OBJECT THAT CAN RETROREFLECT LIGHT Public/Granted day:2010-03-18
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