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:
Jul. 01, 2003

Filed:

Jun. 27, 2000
Applicant:
Inventors:

Eiichi Ide, Itami, JP;

Fumiya Yagi, Toyonaka, JP;

Hiroshi Uchino, Kyoto, JP;

Koichi Kamon, Takatsuki, JP;

Takashi Kondo, Sakai, JP;

Assignee:

Minolta Co., Ltd., Osaka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 3/08 ; H03K 5/125 ;
U.S. Cl.
CPC ...
G01C 3/08 ; H03K 5/125 ;
Abstract

In a distance measuring apparatus having a projector that projects pulse light P outside and a light receiver that receives the pulse light being reflected in the outside and performs photoelectric conversion, and outputting measurement data DL responsive to a time Tf from the transmission point of time to the reception point of time of the pulse light, the following are provided: determining means for determining whether a received light waveform DP is correct or includes at least two incorrect waveforms based on an output signal SP of the light receiver ; and warning data outputting means for outputting warning data DE responsive to the result of the determination when the determining means determines that the received light waveform DP is incorrect.


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