Patent ID: 6024284
Filing Date: 2000-02-15
Classification: G06F,G06K

Abstract:
A bar code scanning and decoding apparatus comprising:a bar code scanner, which includes,a scanner configured to scan a bar code symbol;a transmitter configured to transmit a signal corresponding to the scanned bar code symbol via over-the-air transmission; anda storage unit,wherein the scanner retains the signal in the storage unit until the acknowledgement signal is received from the computer, anda computer located separate from the bar code scanner, the computer including,a receiver configured to receive the signal sent from the bar code scanner and to convert the signal to digital information; anda computer program configured to receive the digital information from the receiver and to be executed by the computer based on the digital information,wherein the computer sends an acknowledgement signal to the scanner when the computer has successfully received the signal,wherein the computer receives the signal sent from the bar code scanner in a time division manner, andwherein the signal is allowed to be erased or overwritten in the storage unit once the acknowledgement signal is received from the computer.