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digital signal

   Also found in: Acronyms, Wikipedia 0.03 sec.

(1) An electronic signal transmitted as binary code that can be either the presence or absence of current, high and low voltages or short pulses at a particular frequency.

(2) A common classification for digital circuits established by the telephone companies, such as DS0, DS1, etc. See DS.
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The cell phone's antenna transmits the digital signal via radio waves--invisible light waves--that move through the air.
c cell phones: physical by Chiang, Mona / Science World
VXI Corporation has introduced and shipped the new TuffSet USB headset connection cord with digital signal processing (DSP) technology.
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This includes high-definition visualization systems, operating room (OR) digital imaging control systems, digital signal processors and routers, digital image capture systems, integration technologies, as well as infection control products.
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