コード化か文も字じ集しゅう合ごう

• 文も字じコード

  文字コード (character code) refers to the numeric code assigned to a character, while コード化文字集合 is the entire set of characters with their codes.

• 符ふ号ごう化か文も字じ集しゅう合ごう

  符号化文字集合 is a synonym also used in standards; コード化文字集合 is slightly more common in Japanese computing contexts.

Compound of コード化 (encoding) + 文字集合 (character set), calque from English 'coded character set'.