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Costco installed ID scanners at more than half of its US warehouses and says the system is working. CEO Ron Vachris said the devices help things run more smoothly — for the company and its ...
The clusters allow portions of the symbol to be read using a single scan line that may be skewed from the horizontal. [2]: 5.11.1 For instance, the scan might start on row 6 at the start of the row but end on row 10. At the beginning of the scan, the scanner sees the constant start pattern, and then it sees symbols in cluster 6.
Laser barcode scanners utilize a semiconductor laser diode to produce a laser beam. This beam is directed by a deflection mirror onto a polygon mirror wheel. The design may include a focusing device, enabling the scanner to adjust the beam to scan at various distances. [2] The scanner deflects the laser beam using a rotating mirror wheel.
A portable data terminal (PDT) is an electronic device that is used to enter or retrieve data via wireless transmission (WLAN or WWAN). They have also been called enterprise digital assistants ( EDA ), data capture mobile devices , batch terminals or just portables .
With a CIS contact sensor, the scanner can be portable, with a height of only around 30 mm. CIS is a key component widely used in scanners (especially portable scanners), electrographs, bar code readers and optical identification technology.
The CueCat was named CUE [1] for the unique bar code which the device scanned and CAT [2] as a wordplay on "Keystroke Automation Technology". [3] It enabled a user to open a link to an Internet URL by scanning a barcode — called a "cue" by Digital Convergence — appearing in an article or catalog or on some other printed matter.
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