Nov 17, 2011

What is a QR code?

Quick response or QR codes such as the one at left are appearing everywhere - in magazines, brochures and newpapers, in stores, on billboards and other advertisements, in BlackBerry Messenger, on your grocery packaging and even on rooftops.  

With a scanner app downloaded on our smartphones, we can scan these codes and access online content such as websites, Twitter pages, videos, contests and other multi-media content about products, stores and services.  Many of the scanner apps are also able to scan EZ codes,  Data Matrix codes and Universal Product Code or UPC codes.

Wikipedia describes QR codes as:

a type of matrix barcode (or two-dimensional code) first designed for the automotive industry. More recently, the system has become popular outside of the industry due to its fast readability and comparatively large storage capacity. The code consists of black modules arranged in a square pattern on a white background. The information encoded can be made up of any kind of data (e.g., binary, alphanumeric, or Kanji symbols).[1]

Created by Toyota subsidiary Denso Wave in 1994 to track vehicles during the manufacturing process,[2][unreliable source?] the QR code is one of the most popular types of two-dimensional barcodes. It was designed to allow its contents to be decoded at high speed.*

 Check out the links below to learn more about QR codes, how they are used and how you can create your own!

 

With the good news, there is always the bad:

 

*Source:  http://en.wikipedia.org/wiki/QR_code

Nov 14, 2011

Use Microsoft's templates for Thanksgiving craft projects

Check out Microsoft's templates, here, for ideas for Thanksgiving craft projects.  For an extra special touch at your Thanksgiving dinner, try the menu templates :)  You can also find Thanksgiving themed images and clip art from Microsoft, here.

Nov 10, 2011

What is RFID?

You may not know what radio-frequency identification or RFID is but you may have already seen one if you have purchased a CD and DVD with anti-theft tag on its case; if you live in the Northeastern US and use the E-ZPass system to pay tolls or if you have obtained a US passport since October of 2006.  As RFID's are adopted for more uses in our worlds, we want to share some background on this technology.  RFID is defined by Wikipedia as: 

technology that uses radio waves to transfer data from an electronic tag, called RFID tag or label, attached to an object, through a reader for the purpose of identifying and tracking the object. Some RFID tags can be read from several meters away and beyond the line of sight of the reader. The application of bulk reading enables an almost-parallel reading of tags.

The tag's information is stored electronically. The RFID tag includes a small RF transmitter and receiver. An RFID reader transmits an encoded radio signal to interrogate the tag. The tag receives the message and responds with its identification information. Many RFID tags do not use a battery. Instead, the tag uses the radio energy transmitted by the reader as its energy source. The RFID system design includes a method of discriminating several tags that might be within the range of the RFID reader.

Read the full Wikipedia definition of RFID, here.

Check out the links below to learn more about how RFID technology is being used in a variety of industries and applications:


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