Patent ID: 6771751
Filing Date: 2004-08-03
Classification: G06F,H04L,H04M,H04W

Abstract:
A method of communicating alphanumeric data between two communication devices over voice band in a telephone communication channel, the alphanumeric data including a plurality of alphanumeric characters, the method comprising:converting the alphanumeric data to data having a first data format, wherein each converted character comprises a first plurality of characters in the first data format; converting the data having the first data format to data having a second data format, wherein each converted character comprises a plurality of numbers in the second data format; and communicating the data in the second data format from a first communication device to a second communication device over the voice band in the telephone communication channel using DTMF signaling; wherein the communicating is configured to occur over the voice band during an active voice conversation.