bar code

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bar code

(bahr kōd)
A code consisting of a group of printed, variably patterned bars and spaces scanned by lasers into a computer to identify the object it labels.

bar code

A parallel array of alternately spaced black bars and white spaces representing a coded number, numbers, or letters, depending on the format employed. It is used clinically for patient sample identification as well as analyzer and operator ID.
See also: code
References in periodicals archive ?
Shipments to the automaker now carry 2-D bar codes that condense receiving time from as long as 45 minutes to less than 1 minute.
Products as diverse as eyeglass lenses, overnight packages, pallet loads, and semiconductors are being identified and tracked with 2-D bar codes.
As evidence of the growing popularity of 2-D bar codes, two of the potentially largest volume applications were put in motion this year.
2-D bar codes can eliminate manual package sorting and manual entry of shipping information.
Since the first 2-D bar code was unveiled, the concept has been very appealing.
But 2-D bar codes are still looking for their Lotus 1-2-3.
Developed by Symbol Technologies and placed in the public domain, PDF417 is a 2-D bar code symbology capable of encoding more than 1,800 bytes of data on a single label, offering 100 times the capacity of traditional linear bar codes.
Because of the ability to encode large amounts of data, 2-D bar codes can become portable data files - hence "PDF.
Supported linear and 2-D bar codes include: Code 39, Datamatrix, PDF417, UCC/EAN Code 128 and UPC/EAN.
Small GossRSVP 2-D bar codes and alphanumeric sequences included in printed materials prompt cell phone users to send them via text message or scan and send them to receive electronic coupons, enter contests, participate in loyalty programs, answer surveys or request additional information that can be sent directly to their phones.
The turnkey line affixes serialized 2-D bar codes or RFID labels on bottles, bundles, cases and pallets, captures the serialized codes and makes the data available to e-pedigree software via an Ethernet connection.
It supports regular and 2-D bar codes and the Automotive Industry Action Group's B-10/B-14 specification.