Tdd emulator for a personal computer having a sound card

Details Tdd emulator for a personal computer having a sound card Tdd emulator for a personal computer having a sound card

H - Electricity

04

M

H04M 1/00 (2006.01) G06F 3/16 (2006.01) H04M 3/42 (2006.01) H04M 11/06 (2006.01)

Patent

CA 2341000

Telephone Device for the Deaf (TDD transceiver) for a computing system and method of encoding and decoding TDD signals are described. The apparatus includes a sound card enabled to transmit and receive TDD coded Frequency Keying modulated audio signals. In extracting characters from a received audio signal, the sound card is used to sample the received audio signal. In extracting data bits from the received audio signal, groups of samples representing portions of the received signal are correlated against two frequencies.

Affiliated with

Also associated with

Rating

Tdd emulator for a personal computer having a sound card does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Tdd emulator for a personal computer having a sound card, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Tdd emulator for a personal computer having a sound card will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFCA-PAI-O-1402170