bits per inch

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Noun1.bits per inch - a measure of how densely information is packed on a storage medium
density, denseness - the amount per unit size
computer science, computing - the branch of engineering science that studies (with the aid of computers) computable processes and structures
References in periodicals archive ?
3 Gbit/in2 demonstration was achieved by storing 380,000 bits per inch (380kbpi) along concentric tracks at 43,000 per radial inch (43 ktpi) on a disc's surface.
The drive offers high track density of 14,900 tracks per inch (TPI) and a high recording density of 241,000 bits per inch (BPI).
5 gigabits per square inch was achieved with linear densities of over 400,000 bits per inch and track densities of over 33,000 tracks per inch.