- 새로운 VA-$pi$ 셀 모드를 이용한 광시야각과 고속 응답에 관한 연구
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- 서대식,이정호
- ㆍ 간행물명
- 전기전자재료학회논문지
- ㆍ 권/호정보
- 2000년|13권 4호|pp.332-336 (5 pages)
- ㆍ 발행정보
- 한국전기전자재료학회
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- 정기간행물| PDF텍스트
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- 기타
We have developed a novel vertical-alignment(VA) -$pi$ cell mode that provides a wide viewing angle and fast response times for nematic liquid crystal(NLC) with negative dielectric anisotropy on a homeotropic polymide(PI) surfaces. Good voltage-transmittance curves and low driving voltages were achieved with the new VA-$pi$ cell mode without a negative compensation film. Iso-viewing angle characteristics using the new VA-$pi$ cell mode without a negative compensation film was also successfully observed. As well a fast response time of 31.7 ms for a new VA-$pi$ mode was measured. Consequently the iso-viewing angel fast response time and low driving voltage characteristics using a VA-$pi$ cell can be achieved.