A computer system which creates many styles of character sets whose characters represent either a group of five-bit or a group of eight-bit binary-coded decimal numbers. The character sets are used for common communication, other than handwriting, by people or machines, in any sensible medium. Having...http://www.google.com/patents/US5050121?utm_source=gb-gplus-sharePatent US5050121 - Communication system which uses characters that represent binary-coded decimal numbers
