Whats Different About Digital Hearing Aids?
The differences in digital hearing aids from analog hearing aids are similar to the difference between analog telephones and digital phones. Analog phones worked by transmitting sound waves, and analog hearing aids worked the same way. Digital phones work by sending a digital signal – ones and zeroes – and that is also how digital hearing aids work. The difference between a digital hearing aid and an analog hearing aid is in the way the acoustic input information is coded and processed. Digital speech processing is considered to be a superior technology over other methods of speech processing. Digital processing means a computer, not a mechanical device, does the processing. Computer programmers have proven that computers are good at performing routine, repetitive tasks. Converting sound to a digital signal and processing the signal is one of those routine tasks at which computers excel. Digital speech processing is a big difference in digital hearing aids, because it is the digitizing
