O'Reilly logo

RFID Sourcebook by Sandip Lahiri

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

6.2. Advantages of RFID Over Bar Codes

The advantages of RFID over bar codes are as follows:

  • Support for nonstatic data. An RFID tag data can be rewritten many times (assuming, of course, that the RFID tag is an RW tag). The data on a bar code is static and cannot be changed.

  • No need for line of sight. Generally, an RFID reader does not need a line of sight to read an RFID tag's data. A bar code reader always needs a line of sight to read a bar code.

  • Longer read range. An RFID tag can have a much longer read range than a bar code. Depending on several factors, this can range from several feet to a few hundred feet

  • Larger data capacity. An RFID tag can store more data than a bar code.

  • Multiple reads. A suitable reader can read several RFID tags ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required