본 논문에서는 다른 클럭원들을 갖는 서로 다른 오실레이터에 의해 발생된 비동기 클럭을 입력으로 받아 동기신호로 변환시키는 기능과 그 중 어느 한 클럭이 동작하지 않더라도 동작하는 클럭을 계속 유지하여 클럭 중단의 위험을 제거한 안전모드를 추가한 기능의 구현을 기술한다. 특히, 통신 분야에서 ASIC으로 Chip을 개발할 때 다중 클럭의 사용은 필연적이며 비동기 신호를 동기신호로 변환하는 기능의 구현은 기본적이면서도 중요한 부분이다. 이 회로는 VHDL로 구현이 되었으며 다중 클럭 관련 ASIC 구현에 기본적으로 응용이 가능하다.
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