(OC-3) A SONET rate of 3 * 51.84 = 155.52 megabits per second, which matches STS-3.
- Optical carrier 48
networking (OC-48) A SONET rate of 48 * 51.84 = 2488.32 megabits per second. [Matches STS-48]? (1997-05-26)
- Optical carrier n
networking (OC-n) A SONET rate of n times 51.84 megabits per second. (1997-02-05)
noun, Printing. 1. a point about ten percent above the exact center of a printed page or layout.
noun, Computers. 1. the process or technology of reading data in printed form by a device (optical character reader) that scans and identifies characters. Abbreviation: OCR. optical character recognition The electronic identification and digital encoding of printed or handwritten characters by means of an optical scanner and specialized software.