KR20220002220A - 디스플레이 패널, 이의 제조방법 및 패턴형성 방법 - Google Patents
디스플레이 패널, 이의 제조방법 및 패턴형성 방법 Download PDFInfo
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Abstract
Description
도 3은 발명의 실시 예에 따른 디스플레이 패널의 일 예를 나타낸 정면도이다.
도 4는 도 3의 디스플레이 패널의 배면도의 예이다.
도 5는 도 3에서 LED칩과 회로기판의 TFT의 예를 설명한 도면이다.
도 6a의 (A)-(C)는 발명에서 회로기판 또는 지지부재의 상면 또는 하면에 패턴을 형성하는 과정을 나타낸 제1예이다.
도 6b의 (A)-(C)는 발명에서 회로기판 또는 지지부재의 상면 또는 하면에 패턴을 형성하는 과정을 나타낸 제2예이다.
도 7의 (A)-(D)는 발명에서 회로기판 또는 지지부재의 상면 또는 하면에 패턴을 형성하는 과정을 나타낸 제3예이다.
도 8a의 (A)-(D)는 발명의 회로기판 또는 지지부재에 배선부를 형성하는 과정을 나타낸 평면도 상에서 나타낸 다른 예이다.
도 8b 의 (A)-(D)는 도 8a의 배선부를 형성하는 과정을 나타낸 사시도를 나타낸 도면이다.
도 8c의 (A)(B)는 도 8a의 배선부를 형성하는 다른 예이다.
도 9의 (A)-(D)는 발명에서 기판에 패턴을 형성하는 제4예를 나타낸 도면이다.
도 10의 (A)(B)은 발명의 실시 예에 따른 디스플레이 패널의 측 단면도 및 이들의 배열 형태를 나타낸 도면이다.
도 11의 (A)(B)은 비교 예에 따른 디스플레이 패널의 측 단면도 및 이들의 배열 형태를 나타낸 도면이다.
도 12a은 발명에서 회로기판 또는 지지부재의 경사진 표면에 패턴을 형성하는 예를 나타낸 단면도이다.
도 12b는 발명에서 회로기판 또는 지지부재의 곡면을 통해 패턴을 형성하는 예를 나타낸 단면도이다.
도 12c는 발명에서 회로기판 또는 지지부재의 경사진 상면 및 하면을 통해 관통된 배선의 예를 나타낸 단면도이다.
도 13은 발명에서 기판의 커팅과 패턴 형성 과정을 나타낸 도면이다.
도 14는 도 13에서 기판의 배선 형성 영역을 설명하는 시스템의 도면이다.
도 15는 도 13에서 기판의 패턴을 형성하는 시스템의 도면이다.
도 16은 발명에서 기판의 패턴 형성 과정을 설명하기 위한 도면이다.
도 17은 발명의 실시 예에 따른 패턴이 형성된 디스플레이 패널의 일 예를 나타낸 측 단면도이다.
도 18은 도 17에서 디스플레이 패널의 에지 영역의 패턴을 나타낸 도면이다.
도 19는 발명의 실시 예에 따른 패턴이 형성된 디스플레이 패널의 다른 예를 나타낸 측 단면도이다.
도 20은 도 19에서 디스플레이 패널의 에지 영역의 패턴을 나타낸 도면이다.
도 21 내지 도 23은 비교 예의 회로기판들의 커팅에 따른 HAZ(Heat affected zone) 영역과 이로 인한 금속배선버닝(metal pattern burning) 영역을 나타낸 도면이다.
도 24 및 도 25는 비교 예의 회로기판 또는 지지부재에서 레이저 커팅에 따른 커팅 라인 주변의 버닝 영역을 나타낸 도면이다.
도 26은 발명의 실시예에 따른 회로기판의 커팅에 따른 측면을 상세하게 나타낸 도면이다.
2: 픽셀 영역
2A,2B,2C: LED칩
11,12,13,14: 디스플레이 패널
20: 회로기판
41: 제1절연층
50: 박막트랜지스터부
61,63: 패드
30: 배선부
31: 상부 패드
32: 하부 패드
33: 페시베이션층
Claims (1)
- 투명한 지지부재 및 상기 투명한 지지부재의 상부에 박막트랜지스터부 및 복수의 LED 칩을 갖는 디스플레이 패널의 제조방법에 있어서,
상기 지지부재의 측면에 내측으로 오목한 개구부를 형성하는 단계; 및
상기 오목한 개구부 내에 배선부를 형성하여 상기 지지부재의 상부 패드와 하부 패드를 연결하는 단계; 및
상기 오목한 개구부의 내에 배치되도록 상기 배선부 상에 페시베이션층을 형성하는 단계;를 포함하며,
상기 오목한 개구부는 상기 지지부재의 측면 상단에서 측면 하단까지 오목하게 형성되며,
상기 배선부는 상기 지지부재의 측면보다 내측에 배치되며,
상기 페시베이션층의 표면은 상기 지지부재의 측면보다 외측으로 돌출되지 않으며,
상기 배선부를 형성하는 단계는 산화막, 탄화막 또는 질화막이 제거된 활성화된 금속재료와 가스를 이용하고 레이저 빔을 조사하여 배선공정이 진행되는,
디스플레이 패널의 제조 방법.
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KR1020210189116A KR102586831B1 (ko) | 2019-11-29 | 2021-12-28 | 디스플레이 패널, 이의 제조방법 및 패턴형성 방법 |
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