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A Wrapper Design Methodology Based On IPCs
윤창열,장경선,Yun, Chang-Ryul,Jhang, Kyoung-Son Korea Information Processing Society 2002 정보처리학회논문지 A Vol.9 No.4
IP를 재사용하기 위해서는 테스트 벤치의 작성과 인터페이스 프로토콜 변환 회로 설계 등과 같은 인터페이스 프로토콜에 관련된 작업이 필요하다. 이러한 작업의 결과물은 버스기능모델에서 버스 프로토콜 컴포넌트에 대응하는 인터페이스 프로토콜 컴포넌트를 포함한다. 본 논문에서는 재사용 될 수 있는 인터페이스 프로토콜 컴포넌트를 사용하여 인터페이스 회로를 설계하는 방법론을 제안한다. 인터페이스 프로토콜 컴포넌트는 주어진 인터페이스 포트를 통해서 오는 트랜잭션을 인식하거나 트랜잭션을 사이클 수준으로 실행시켜 준다. 트랜잭션 중심으로 인터페이스 프로토콜을 기술하는 언어를 소개하고, 이 언어로부터 인터레이스 프로토콜 컴포넌트를 합성가능한 VHDL 형태로 생성하는 방법을 설명한다. 실험결과를 통해, 인터페이스 프로토콜 컴포넌트를 이용한 인터페이스 회로 설계 방식이 그렇지 않은 설계 방식에 비하여 많은 추가 면적을 요구하지 않음을 보인다. 제안된 인터페이스 설계 방식에서는 설계자가 IP의 인터페이스 프로토콜을 상세히 이해하지 않아도, 인터페이스 프로토콜 컴포넌트를 재사용할 수 있으므로, 인터페이스 설계 시간을 줄이는데 공헌할 수 있을 것이다. Reusing IPs requires interface protocol related tasks such as writing test benches and designing interface protocol conversion circuits, e.g. wrappers for IPs. The results of those tasks usually include IPC(interface protocol component)s for the corresponding IPs, similar to bus protocol components of the bus functional models. This paper proposes a methodology for the interface circuit design using synthesizable In that can be re-used. IPC recognizes or executes transactions over the given interface ports. So we present a transaction-oriented interface protocol description language, and a method to convert the description into an IPC in synthesizable VHDL code. With experiments, we show that the interface design using IPC does not cause significant area overhead compared with the interface design without IPC. The proposed IPC-based approach can be employed to reduce the interface design time since the designers can reuse IPCs without understanding the detailed interface protocols.
윤창열,Yun, Chang-Yeol 대전대학교 한의학연구소 1996 혜화의학회지 Vol.4 No.2
The following results are obtained through study on the Three Eum and Three Yang. 1. Up to nowadays, many people confuse the Great Yang, the lesser Eum, the Great Eum, and the lesser Yang of the Sasang with the Great Yang, the lesser Yang, the Sunlight, the Great Eum, the lesser Eum, and the absolute Eum of the Three Eum and Three Yang becuase they are expressed with the same letters. But the former is the second specialization of the Eum and Yang, and the latter is the transformation of the six climate, so they cannot be the same thing, and there is no connection between them. 2. Three Eum and Three Yang is the outer expression of the six climate, which is coldness, heat, dryness, humidity, wind, and the fire, and it is the conception of the formation of objects which possess SI-JUNG-JONG & BON-JUNG-MAL, and it represents one term of the status of transformation in which the life and the Yang Qi are born, grown, united, and completed. 3. The Three Eum and Three Yang is not only applyed to the outer expression of the six climate, but also to the twelve channels which correspond with the twelve viscera, six differentiation of the disease of the cold, various illness, and the form of pulse. 4. The combination of the Three Eum and Three Yang and the twelve channels is divided into the channel of Sahwa and the channel of Jonghwa, and it also has important relationship with the physiology of the viscera. 5. The division of the six channels of disease of the cold suggested by Junggyung originates from the heat theory in Neagyung, but the six channels in the heat theory are of pathological conception, so the six channels of Junggyung includes the disease of the channels and the viscera. 6. The difference of the Pyo, Bon, Jung Qi of the Three Eum and Three Yang makes the syndrom of the disease diverse so it can be used in the diagnosis and the treatment of disease, and further studies are necessary on this part.