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    • 21. 发明公开
    • 영상투사장치
    • 图像投影设备
    • KR1020100121971A
    • 2010-11-19
    • KR1020090040936
    • 2009-05-11
    • 엘지전자 주식회사
    • 정지혁
    • G03B21/00
    • G03B21/2013G02B27/30G03B21/2033G03B21/28H04N9/3129H04N9/3164H04N9/3197
    • PURPOSE: An image projection device is provided to synthesize the light occurred form a plurality of lights, thereby realizing the image with higher brightness. CONSTITUTION: An optical source unit(140) is comprised of a plurality of light sources. The photo converter(150) is comprised of collimator lens adjacent to light sources and the light of light sources is changed into the collimated light. A photosynthesis unit(160) synthesizes collimated lights and the collimated lights are navigated to the same optical path. A lens array unit(170) makes unit lens of the same shape as the entrance face of a display panel around an optical axis about the entrance face the tilting and the composite light is condensed to the same shape as the entrance face.
    • 目的:提供一种图像投影装置,用于合成从多个光发生的光,从而实现具有较高亮度的图像。 构成:光源单元(140)由多个光源构成。 光转换器(150)由与光源相邻的准直透镜构成,光源的光变成准直光。 光合作用单元(160)合成准直光,并且准直光导航到同一光路。 透镜阵列单元(170)使得与显示面板的入射面相同形状的单位透镜围绕入射面的光轴围绕倾斜,并且复合光被聚光成与入射面相同的形状。
    • 22. 发明公开
    • 디스플레이 장치 및 그 조명방법
    • 一种显示装置及其照明方法
    • KR1020070120788A
    • 2007-12-26
    • KR1020060055505
    • 2006-06-20
    • 엘지전자 주식회사
    • 정지혁권순형
    • G03B21/14G03B21/28G02F1/13
    • G03B21/2073G02B27/283G02F1/133536G02F2001/133638G03B21/28G03B33/12H04N9/3167
    • A display device and an illumination method thereof are provided to save manufacturing costs by individually irradiating red light, green light and blue light, which have different wave lengths without additional white light separation device. A display device comprises: a red light source(110), a green light source(120) and a blue light source(130), optical waveguides(111,121,131) passing light irradiated from the light sources and transparent LCD panels(113,123,133) formed in outlets of the optical waveguides, a polarizing beam splitter and a half-wave plate equipped on respective light sources, which polarize the light irradiated from respective light sources, a reflective polarizing plate reflecting light of a first polarizing direction, and a reflection plate equipped on a rear surface of the light source, which reflects the light reflected from the reflective polarizing plate.
    • 提供一种显示装置及其照明方法,以通过单独地照射具有不同波长的红光,绿光和蓝光来节省制造成本,而无需附加的白光分离装置。 显示装置包括:红色光源(110),绿色光源(120)和蓝色光源(130),通过从光源照射的光和通过形成在其中的透明LCD面板(113,123,133)的光波导(111,121,131) 光波导的出口,偏振分束器和配置在各个光源上的半波片,其使从各个光源照射的光偏振,反射第一偏振方向的光的反射偏光板和装在其上的反射板 光源的后表面,其反射从反射偏振片反射的光。
    • 23. 发明授权
    • 프로젝션 시스템
    • 投影系统
    • KR100771636B1
    • 2007-10-31
    • KR1020060062465
    • 2006-07-04
    • 엘지전자 주식회사
    • 윤찬영정지혁
    • G03B21/14G03B21/10
    • G02B27/145G02B5/003G02B27/0927G02B27/1033H04N9/3111H04N9/3164
    • A projection system is provided to express high quality images by improving color purity and expanding a color reproduction region, and to reduce manufacturing costs by including a light source, a synthesizing unit, an integrator, a lighting lamp, a panel, a prism and a projection lens. A projection system comprises a light source(10), a synthesizing unit(20), an integrator(30), a lighting lamp(40), a panel(50), a prism(60) and a projection lens(70). The light source consists of red, green and blue LEDs(11,12,13). The synthesizing unit transmits and reflects some of the colors of the light source and synthesizes. The synthesized light is incident to the integrator. The lighting lamp allows light passing through the integrator to be focused. The panel receives light passing through the lighting lamp. The prism is disposed between the lighting lamp and the panel. The projection lens focuses light passing through the prism.
    • 提供投影系统以通过提高色纯度和扩展色彩再现区域来表现高质量的图像,并且通过包括光源,合成单元,积分器,照明灯,面板,棱镜和 投影镜头 投影系统包括光源(10),合成单元(20),积分器(30),照明灯(40),面板(50),棱镜(60)和投影透镜(70)。 光源由红色,绿色和蓝色LED(11,12,13)组成。 合成单元透射并反射光源的一些颜色并进行合成。 合成光入射到积分器。 照明灯允许通过积分器的光聚焦。 面板接收通过照明灯的光。 棱镜设置在照明灯和面板之间。 投影透镜对通过棱镜的光线进行聚焦。
    • 25. 发明授权
    • 아날로그 시험 가입자의 오프훅 이벤트 처리 방법
    • 模拟测试用户的脱钩事件处理方法
    • KR100480763B1
    • 2005-04-07
    • KR1020020061027
    • 2002-10-07
    • 엘지전자 주식회사
    • 정지혁
    • H04L12/24
    • 본 발명은 아날로그 시험 가입자의 오프훅 이벤트 처리 방법에 관한 것으로, 특히 미디어 게이트웨이 시스템에 물리적으로 실장된 아날로그 시험 가입자 회선의 오프훅 이벤트 처리를 MGW와 MGC간의 미리 예약된 리퀘스트 아이디를 이용하여 메시지 송수신 절차를 단순화하도록 한 아날로그 시험 가입자의 오프훅 이벤트 처리 방법에 관한 것이다.
      본 발명의 특징은, 음성 통화 자원을 가지고 있는 MGW(Media GateWay)와 상기 MGW를 관리하는 MGC(Media Gateway Controller)간에 아날로그 시험 가입자의 오프훅(Off-Hook) 이벤트를 처리하는 방법에 있어서, 상기 MGW가 아날로그 시험 가입자 회선의 오프훅 이벤트 감지시에 오프훅 검출 및 착신 번호 수집을 미리 예약된 리퀘스트 아이디와 함께 상기 MGC로 통보하는 단계와; 상기 MGC가 MGW로부터 오프훅 검출 및 착신 번호 수집을 통보받은 경우에 함께 수신한 상기 리퀘스트 아이디가 미리 예약된 리퀘스트 아이디인 것으로 판단되면 상기 리퀘스트 아이디에 대응하는 MGW로 응답 메시지를 전송하는 단계를 포함하는데 있다.
    • 26. 发明授权
    • 소프트스위치와 미디어 게이트웨이 간의 초기화 방법
    • 소프트스위치와미디어게이트웨이간의초기화방
    • KR100401387B1
    • 2003-10-17
    • KR1020010079452
    • 2001-12-14
    • 엘지전자 주식회사
    • 정지혁
    • H04L12/66
    • PURPOSE: An initialization method between a soft switch and an MGW(Media GateWay) is provided to allow a soft switch and an MGW to interwork when the soft switch starts in a next generation open network. CONSTITUTION: A signaling link state is managed according to a result of monitoring of a signaling link connected to an MGW(200)(S100). An MGW registration signal is received from the MGW(200) within pre-set time to register the MGW(200)(S200). It is periodically checked whether the MGW(200) performs a normal function(S300). A state of a PCM line resource of the MGW(200) is informed to manage the PCM line resource(S400).
    • 目的:提供软交换机和MGW(媒体网关)之间的初始化方法,以允许软交换机和MGW在下一代开放网络中软交换机启动时互通。 组成:根据连接到MGW(200)的信令链路的监测结果来管理信令链路状态(S100)。 在预设时间内从MGW(200)接收MGW注册信号以注册MGW(200)(S200)。 定期检查MGW(200)是否执行正常功能(S300)。 通知MGW(200)的PCM线路资源的状态以管理PCM线路资源(S400)。
    • 29. 发明公开
    • 액정 프로젝터
    • 液晶投影机
    • KR1020100055704A
    • 2010-05-27
    • KR1020080114551
    • 2008-11-18
    • 엘지전자 주식회사
    • 권순형강호중복기소정지혁
    • G02B27/18G02B27/26
    • G02B27/0944G02B26/026G02B26/0808G02B27/18G03B21/28G03B33/12
    • PURPOSE: An LCD projector is provided to improve optical efficiency and reduce temperature increment by displaying an image without the loss of the light. CONSTITUTION: A light source generates a light. A first polarization diffraction lattice device(30a) divides the light into a left turn circular polarization and a right turn circular polarization. A second polarization diffraction lattice device(30b) changes the left turn circular polarization into the right turn circular polarization. An LCD panel(50) transmits the circular polarization. The LCD panel changes the rotational direction of the circular polarization to an opposite direction. A projection lens projects the light on an external screen.
    • 目的:提供LCD投影机,通过显示图像而不会损失光线,从而提高光学效率并降低温度增量。 构成:光源产生光。 第一偏振衍射晶格装置(30a)将光分成左旋圆偏振和右旋圆偏振。 第二偏振衍射晶格装置(30b)将左旋圆偏振变为右旋圆偏振。 LCD面板(50)透射圆偏振。 LCD面板将圆偏振的旋转方向改变为相反的方向。 投影透镜将光投射到外部屏幕上。
    • 30. 发明公开
    • 프로젝터 및 이를 위한 동작 제어 방법
    • 用于控制其操作的投影仪和方法
    • KR1020090023844A
    • 2009-03-06
    • KR1020070088916
    • 2007-09-03
    • 엘지전자 주식회사
    • 정지혁
    • G03B21/00H04N5/74
    • G03B21/28G03B21/2033H04N9/3105H04N9/3135
    • A projector and a conduct control method therefore are provided to protect a human body from the laser light by stopping output of the laser light when detecting that the human body is in projection direction. A projector(200) comprises an optical source section(210) radiating the laser light; an image projection part irradiating the laser light coming out from the optical source section to project a picture; a sensor(240) sensing whether an object is in the in the projection direction of the laser light or not; and a controller(260) controlling the drive of the optical source section according to a sensing result of the sensor.
    • 因此,提供了一种投影仪和行为控制方法,用于当检测到人体处于投影方向时,通过停止输出激光来保护人体免受激光的影响。 投影仪(200)包括照射激光的光源部(210) 照射从所述光源部分出来的所述激光投影图像的图像投影部; 感测物体是否处于激光的投影方向的传感器(240); 以及根据传感器的感测结果控制光源部分的驱动的控制器(260)。