kilo-byteとは 意味・読み方・使い方

語源

Coined in the 1960s, from kilo- (“thousand”) +‎ byte.

発音

名詞

kilobyte (plural kilobytes)

1. (computing, especially networking) One thousand (10, or 1,000) bytes.
   • 1969, Harold R. Dell, HIGH-DENSITY PERMANENT DATA STORAGE AND RETRIEVAL SYSTEM‎, US Patent 3638185:

     The data word processor 606 handles the in-flow and out-flow of byte-oriented input/output data and interleaved signals at a rate of, for example, 500 kilobytes per second. Instruction processing rates of four to eight per microsecond are required for such a data flow.

2. (computing, informal, especially RAM) A kibibyte.
   • 1969, Hisashi Horikoshi, MEMORY CONTROL SYSTEM‎, US Patent 3618041:

     It is assumed herein that each block includes 32 bytes, each sector includes 1 kilobyte, the buffer memory 116 includes 4 kilobytes, and read data is represented by one double word or 64 bits, as one word in this case consists of 32 bits.

同意語

• kB, KB, ㎅

等位語

• Previous: byte
• Next: megabyte

関連する語

• kibibit
• kilobit