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179 results about "Electronic hardware" patented technology

Electronic hardware consists of interconnected electronic components which perform analog or logic operations on received and locally stored information to produce as output or store resulting new information or to provide control for output actuator mechanisms.

Laser barcode reading device and barcode reading method

The invention discloses a laser barcode reading device and a barcode reading method. The reading device comprises a blue light laser, a deflecting mirror, a swingable reflecting mirror, an optical collector, a light filter, a photoelectric receiver, an amplification processing circuit, a processor connected with the amplification processing circuit and controlling the blue light laser, and a power module. The reading method comprises the following steps of: receiving scanning optical signals; performing analog digital conversion and acquisition of the scanning optical signals; performing fast Fourier transform; removing high-frequency component; performing fourier inversion; calculating a threshold by using an Otsu method; performing binaryzation on barcode signals according to the threshold; and decoding according to various barcode standards. The laser barcode reading device has the advantages of reasonable design, simple and convenient operation, low input cost and good using effect and adopts the brand-new blue laser scanning source to scan one-dimensional barcodes; and the invention also provides a barcode reading method with high recognition performance, strong resolution and high recognition precision so as to simplify an electronic hardware part of the barcode reading device.
Owner:西安富立叶微电子有限责任公司
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