http://www.isnare.com/?s=author&a=Bob+Dunphy Computers and Technology Bob Dunphy Wed, 15 Aug 2007 00:00:00 +0800 http://www.isnare.com/?aid=174701&ca=Computers+and+Technology Introduction Many documents that are to be electronically processed contain barcodes to encode important information that is extracted via barcode decode software. There are a number of issues that should be considered when choosing a barcode symbology. The largest distinguishing characteristic to b... Computers and Technology Bob Dunphy Mon, 16 Jul 2007 00:00:00 +0800 http://www.isnare.com/?aid=167665&ca=Computers+and+Technology When documents containing bar code symbols are faxed, the quality of the bar code symbol will degrade. Documents scanned by fax machines in Standard Resolution are sampled with 204 horizontal dots per inch and 98 vertical dots per inch. Each sample point is then converted to either a white or black... Computers and Technology Bob Dunphy Mon, 09 Jul 2007 00:00:00 +0800 http://www.isnare.com/?aid=165774&ca=Computers+and+Technology Documents that are scanned for image processing or storage are often captured at 8 bits per pixel. These are referred to as grayscale images in that 256 levels of gray are able to be represented in the image. The capability to represent shades of gray is required to faithfully capture photographs an...