KR200334921Y1 - A Multi-screen Liquid Crystal Display utilizing Double-faced Non-spherical Lenses - Google Patents

A Multi-screen Liquid Crystal Display utilizing Double-faced Non-spherical Lenses Download PDF

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Publication number
KR200334921Y1
KR200334921Y1 KR20-2003-0007126U KR20030007126U KR200334921Y1 KR 200334921 Y1 KR200334921 Y1 KR 200334921Y1 KR 20030007126 U KR20030007126 U KR 20030007126U KR 200334921 Y1 KR200334921 Y1 KR 200334921Y1
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South Korea
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double
lens
screen
sided aspherical
lcd
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KR20-2003-0007126U
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Korean (ko)
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은희욱
은석기
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(주)엘포트
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    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00Simple or compound lenses
    • G02B3/02Simple or compound lenses with non-spherical faces
    • G02B3/08Simple or compound lenses with non-spherical faces with discontinuous faces, e.g. Fresnel lens
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/72Modifying the appearance of television pictures by optical filters or diffusing screens

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

본 고안은 엘씨디(200)를 이용한 대화면 평판 표시장치에서 엘씨디 프레임(202)에 의해 발생되는 화면 비표시영역(111)을 광학적으로 제거하는 양면 비구면 조합렌즈(100)와 이를 채용한 대화면 표시장치에 대한 것이다.The present invention provides a double-sided aspherical combination lens 100 for optically removing the screen non-display area 111 generated by the LCD frame 202 in a large-screen flat panel display using the LCD 200 and a large-screen display device employing the same. It is about.

Description

양면 비구면 조합렌즈를 이용한 엘씨디 대화면 표시장치 {A Multi-screen Liquid Crystal Display utilizing Double-faced Non-spherical Lenses}LCD large screen display using double-sided aspherical combination lens {A Multi-screen Liquid Crystal Display utilizing Double-faced Non-spherical Lenses}

본 고안은 엘씨디를 이용한 대화면 평판 표시장치에서 엘씨디의 프레임에 의해 발생되는 화면 비표시영역(111)을 광학적으로 제거하는 양면 비구면 조합렌즈(100)와 이를 채용한 대화면 표시장치에 대한 것으로 엘씨디 등의 평판표시장치를 복수개 사용한 대화면 표시장치를 구성시 장치 자체의 프레임 등에 의해 발생하는 화면 비표시영역(111)을 양면 비구면 조합렌즈(100)를 이용하여 광학적으로 제거함으로써 관찰자가 복수개의 장치가 이루는 화상을 하나의 화상으로 인지하게 함으로써 고화질, 고품위의 화상을 제공하기 위한 것이다.The present invention relates to a double-sided aspherical combination lens 100 optically removing a screen non-display area 111 generated by an LCD frame in a large-screen flat panel display using an LCD, and a large-screen display device employing the same. When a large screen display device using a plurality of flat panel display devices is configured, an image formed by a plurality of devices is observed by an observer by optically removing the screen non-display area 111 generated by a frame of the device itself using the double-sided aspherical combination lens 100. It is to provide a high quality and high quality image by making the image be recognized as one image.

현재 PDP(Plasma Display Panel)이나 대화면 TFT(Thin Film Transistor) 엘씨디 등이 판매되고 있으나 가격이 비싸고 대형 화면에서의 화소수 증가에 따른 수율의 감소, 고해상도 실현 등의 문제로 저가 실현 및 보급 확대에 제약이 있으며 화면 크기의 증가에 따라 대규모 시설투자를 요하는 등 현실적 한계가 존재한다.Currently, PDP (Plasma Display Panel) and large screen TFT (Thin Film Transistor) LCD are sold, but they are expensive and limited in realizing low price and expansion due to problems such as reduced yield and high resolution due to the increase in the number of pixels on a large screen. In addition, there are practical limitations such as the need for large-scale facility investment as the screen size increases.

또한 프레넬 렌즈를 이용하여 화면 비표시영역(111)을 제거하기 위한 시도가 있었으나 관찰자의 관찰 각도가 정면으로 제한되는 한계가 있었으며 복수의 렌즈를 채용함으로써 프레임 등 기구부와의 체결 등 작업편의성 및 기구부 설계 등에 난제가 있었다.In addition, an attempt was made to remove the non-display area 111 by using a Fresnel lens, but there was a limit that the viewing angle of the observer was limited to the front side. There was a challenge in design.

이에 본 고안은 단일 렌즈의 양면에 볼록 비구면 렌즈와 오목 비구면 렌즈를 조합하여 화면 비표시영역(111)을 제거하고 렌즈 배면에 엘씨디를 직접 체결하는기구부를 배치함으로써 기구부의 설계를 용이하게 하고 작업편의성을 높인 방법을 제시한다.Therefore, the present invention eliminates the screen non-display area 111 by combining a convex aspheric lens and a concave aspheric lens on both sides of a single lens, and arranges a mechanism for fastening an LCD directly on the back of the lens to facilitate the design of the mechanism and ease of work. Present ways to raise.

본 고안에서는 양면 비구면 조합렌즈(100)를 채용하여 복수개의 평판 표시장치를 배열하여 발생하는 화면 비표시영역(111)을 제거하여 관찰자의 관찰 각도에 관계없이 단일화상을 제공하는 광학 렌즈의 구조를 제시한다.The present invention employs a double-sided aspherical combination lens 100 to remove a screen non-display area 111 generated by arranging a plurality of flat panel display devices to provide a structure of an optical lens that provides a single image regardless of the viewing angle of an observer. present.

또한 기구부의 설계를 용이하게 하고 작업편의성을 높이기 위해 렌즈의 배면에 엘씨디를 직접 체결하는 방법에 대해서 자세히 설명한다.In addition, it will be described in detail how to fasten the LCD directly to the back of the lens in order to facilitate the design of the mechanism and increase the ease of work.

도 1은 본 고안을 구현하기 위한 화상 구현 원리도1 is an image implementation principle diagram for implementing the present invention

도 2는 본 고안의 양면 비구면 조합렌즈의 정면도2 is a front view of the double-sided aspherical combination lens of the present invention;

도 3은 본 고안의 양면 비구면 조합렌즈의 배면도3 is a rear view of the double-sided aspherical combination lens of the present invention;

도 4는 본 고안의 양면 비구면 조합렌즈의 평면도4 is a plan view of a double-sided aspherical combination lens of the present invention

도 5는 본 고안의 양면 비구면 조합렌즈의 측면도5 is a side view of the double-sided aspherical combination lens of the present invention;

도 6은 본 고안의 양면 비구면 조합렌즈의 체결도Figure 6 is a fastening of the double-sided aspherical combination lens of the present invention

도 7은 본 고안의 양면 비구면 조합렌즈의 체결도7 is a fastening of the double-sided aspherical combination lens of the present invention

도 8은 본 고안의 양면 비구면 조합렌즈의 체결도8 is a fastening of the double-sided aspherical combination lens of the present invention

도 9는 본 고안의 양면 비구면 조합렌즈와 엘씨디 체결도9 is a fastening view of the double-sided aspherical combination lens and the LCD of the present invention

<도면의 주요부분에 대한 부호 설명><Description of Signs of Major Parts of Drawings>

100 양면 비구면 조합렌즈 101 볼록비구면렌즈면 102 오목비구면렌즈면 103 십자형 엘씨디 지지부 104 스페이서 105 와셔 대 106 와셔 소 107 볼트 108 광선 109 체결턱A 110 체결턱B 111. 화면 비표시영역100 Double-sided aspherical combination lens 101 Convex aspherical lens surface 102 Concave aspherical lens surface 103 Cruciform LCD support 104 Spacer 105 Washer stand 106 Washer Small 107 Bolt 108 Light beam 109 Fastening jaw A 110 Fastening jaw B 111. Non-display area

200 엘씨디 201 화면 202 엘씨디 프레임200 LCD 201 Screen 202 LCD Frame

300 프레임 301 프레임커플링300 Frame 301 Frame Coupling

본 고안은 복수개의 엘씨디를 연결할 때 발생하는 화면 비표시영역(111)을 볼록프레넬렌즈면(101), 오목프레넬렌즈면(102)로 구성된 양면 비구면 조합렌즈(100)를 이용하여 광학적으로 제거하며 도 1을 참조하면 화면(201)에서 조사되는 광선(108)은 오목프레넬렌즈면(102)을 통해 굴절 확산되며 다시 볼록프레넬렌즈면(101)에서 굴절 수렴되어 관찰자의 관찰각도에 무관하게 화면 비표시영역(111)이 제거된 화상을 구현한다.According to the present invention, the screen non-display area 111 generated when connecting a plurality of LCDs is optically formed by using a double-sided aspherical combination lens 100 composed of a convex Fresnel lens surface 101 and a concave Fresnel lens surface 102. Referring to FIG. 1, the light ray 108 irradiated from the screen 201 is refracted and diffused through the concave Fresnel lens surface 102 and converged by the convex Fresnel lens surface 101 again to the observer's viewing angle. Regardless, the screen non-display area 111 is implemented.

도 2,3,4,5를 참조하면 본 고안의 양면 비구면 조합렌즈(100)는 렌즈 사변의 화면 비표시영역(111) 내의 체결턱A(109)와 체결턱B(110)로 결합되어 양면 비구면 조합렌즈(100)를 체결하여 화면 비표시영역(111)이 제거된 무한 확장 가능한 대화면 평판 표시장치을 구현한다. 도 6,7은 체결턱A(109)와 체결턱B(110)이 체결 구조를 도시한 것이다.Referring to FIGS. 2, 3, 4, and 5, the double-sided aspherical combination lens 100 of the present invention is coupled to the fastening jaw A 109 and the fastening jaw B 110 in the non-display area 111 of the lens quadrangle. The aspheric combination lens 100 is fastened to implement an infinitely expandable large-screen flat panel display in which the screen non-display area 111 is removed. 6 and 7 illustrate a fastening structure of the fastening jaw A 109 and the fastening jaw B 110.

도 9는 양면 비구면 조합렌즈(100)와 엘씨디(200)의 체결 구조를 도시한 것으로 양면 비구면 조합렌즈(100) 배면의 십자형 엘씨디 지지부(103)와 스페이서(104)가 형성하는 규격화된 공간에 엘씨디(200)을 거치하고 와셔 대(105), 와셔 소(106), 볼트(107)로 양면 비구면 조합렌즈(100)에 엘씨디(200)을 하나의 조립체로 고정하는 방법을 도시하였다.FIG. 9 illustrates a fastening structure of the double-sided aspherical combination lens 100 and the LCD 200. The LCD is formed in a standardized space formed by the cross-shaped LCD support 103 and the spacer 104 on the rear surface of the double-sided aspherical combination lens 100. The method of mounting the 200 and fixing the LCD 200 as a single assembly to the double-sided aspherical combination lens 100 with the washer stand 105, the washer saw 106, and the bolt 107 is illustrated.

본 고안은 엘씨디를 이용한 대화면 평판 표시장치로 구현되는 화상을 화면 비표시영역(111)을 양면 비구면 조합렌즈(100)를 이용하여 광학적으로 제거함으로써 외관적 결함 없이 구현하여 관찰자의 관찰각도에 무관하게 고품위, 고화질의 일체 화상을 제공하게 하였다.According to the present invention, an image implemented by a large screen flat panel display using an LCD is optically removed using a double-sided aspherical combination lens 100 to realize an appearance without defects, regardless of the viewing angle of an observer. High quality, high quality integrated images were provided.

또한 본 고안은 비교적 간단한 기구설계로 화면의 크기에 무관한 대화면 평판 표시장치의 제작을 가능하게 함으로써 최근 수요가 급증하고있는 고품위, 고화질 대화면 평판 표시장치의 저가 공급을 실현할 수 있으며 PDP(Plasma Display Panel)나 대화면 TFT(Thin Film Transistor) 엘씨디 화면 크기의 증가에 따른 대규모 시설 투자 없이도 고품위, 고화질 대화면 평판 표시장치를 제조할 수 있는 효과가 있다.In addition, the present invention enables the manufacture of a large-screen flat panel display device irrespective of the size of the screen with a relatively simple mechanism design, thereby realizing low-cost supply of high-quality, high-quality large-screen flat panel display devices, which have recently been rapidly increasing demand, and PDP (Plasma Display Panel). ) Or large screen TFT (Thin Film Transistor) It is possible to manufacture high quality, high quality large screen flat panel display without large facility investment due to the increase of LCD screen size.

Claims (3)

한 면이 볼록프레넬렌즈면(101)로 되어있고 다른 한 면이 오목프레넬렌즈면(102)로 구성된 양면 비구면 조합렌즈(100)A double-sided aspherical combination lens 100, in which one surface is a convex Fresnel lens surface 101 and the other surface is a concave Fresnel lens surface 102. 양면 비구면 조합렌즈(100) 배면의 십자형 엘씨디 지지부(103), 스페이서(104)와 양면 비구면 조합렌즈(100) 사변의 체결턱A(109)와 체결턱B(110)로 구성되어 복수 개의 양면 비구면 조합렌즈(100)를 구비한 대화면 평판 표시장치A plurality of double-sided aspherical surfaces formed of a cross-shaped LCD support portion 103, a spacer 104, and a fastening jaw A (109) and a fastening jaw B (110) of four sides of the double-sided aspherical combined lens (100). Large-screen flat panel display with combined lens 100 양면 비구면 조합렌즈(100) 배면의 십자형 엘씨디 지지부(103)와 스페이서(104)에 와셔 대(105)와 와셔 소(106)와 볼트(107)로 복수 개의 엘씨디(200)을 고정한 대화면 평판 표시장치Large flat panel display device in which a plurality of LCDs 200 are fixed to the cross-shaped LCD support 103 and the spacer 104 on the rear surface of the double-sided aspherical combination lens 100 by the washer stand 105, the washer saw 106, and the bolt 107.
KR20-2003-0007126U 2003-03-11 2003-03-11 A Multi-screen Liquid Crystal Display utilizing Double-faced Non-spherical Lenses KR200334921Y1 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017201391A (en) * 2016-05-04 2017-11-09 揚昇照明股▲ふん▼有限公司 Prism module and display device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017201391A (en) * 2016-05-04 2017-11-09 揚昇照明股▲ふん▼有限公司 Prism module and display device

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