콘텐츠매칭코드(10)는 카테고리분류코드가 할당되는 카테고리분류영역(11)과, 추출빈도코드가 할당되는 추출빈도영역(12)과, 사용자설정코드가 할당되는 사용자설정영역(13)과, 카테고리우선순위코드가 할당되는 카테고리우선순위영역(14)이 서로 다른 비트열로 구분 배열되도록 구성된다.
The content matching code 10 is configured to have a category classification area 11 to which a category classification code is allocated, an extraction frequency area 12 to which an extraction frequency code is allocated, a user setting area 13 to which a user setting code is allocated, and a category category priority area 14 to which the priority code is allocated divided and arranged with different bit sequences.