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公开(公告)号：KR101226378B1
公开(公告)日：2013-01-24
申请号：KR1020060108353
申请日：2006-11-03
Applicant: 삼성전자주식회사
IPC: G08G1/01 , H04B10/116 , G08G1/052 , H05B37/02
CPC classification number: Y02B20/48
Abstract: 본 발명은 가시광 통신을 이용하여 도로의 상황을 관리하는 방법 및 장치를 제공한다. 이러한 본 발명은 가시광 통신을 이용하여 교통상황을 파악하는 방법에 있어서, ITS(Intelligent Transportation System) 서버가 교통상황에 대한 정보요구 메시지를 발생시켜 조명등 제어기로 전달하는 과정과, 상기 조명등 제어기가 상기 정보요구 메시지를 받아 정보요구 신호로 변환하여 적어도 하나의 조명수단을 통해 제1운송수단에게 가시광으로 출력하는 과정과, 상기 제1운송수단이 상기 조명수단으로부터의 상기 정보요구 신호에 응답하여, 주변교통상황을 나타내는 주변정보 및/또는 운송수단 정보를 가시광으로 조명등 수신기에 출력하는 과정과, 상기 제1운송수단이 상기 주변정보 및/또는 운송수단 정보를 상기 조명등 수신기를 통해 ITS 서버로 전달하는 과정을 포함한다.
교통, 가시광, LED, 수광, 운송수단, 자동차, ITS, 지능형 교통 시스템-
公开(公告)号：KR101042772B1
公开(公告)日：2011-06-20
申请号：KR1020090011960
申请日：2009-02-13
Applicant: 삼성전자주식회사
IPC: H05B37/02
CPC classification number: H05B33/086 , H05B33/0818 , Y02B20/341
Abstract: 다수의 R(Red), G(Green), B(Blue) 색상의 램프를 혼용하여 다양한 색상의 조명광을 발생시키기 위한 색상 램프 구동 장치에 있어서, 요구되는 조명광의 색상 정보에 따른 각 R, G, B 램프 배열의 구동 시간 비율을 가리키는 색상 제어 신호를 출력하는 색상 제어기와; 색상 제어기에서 출력되는 색상 제어 신호에 따라 각각의 R, G, B 램프 배열을 구동하기 위한 구동 신호를 출력하며, 하나의 발광 주기(ΔT)에서 각각의 R, G, B 램프 배열의 구동 시간이 각각 해당 주기(ΔT)의 시작 지점, 중간 지점 및 종료 지점 중 어느 하나를 기준으로 구동되도록 구동 신호를 출력하는 램프 구동 모듈을 구비한다.
LED, 가시광 통신, 조명, RGB, 구동-
公开(公告)号：KR1020110066077A
公开(公告)日：2011-06-16
申请号：KR1020100089461
申请日：2010-09-13
Applicant: 삼성전자주식회사
IPC: H04W4/18 , H04B7/24 , H03M7/30 , H04N21/258 , H04N21/6336 , H04N21/6379 , H04N19/172 , H04N19/46 , H04N19/12 , H04N19/162 , H04N21/235
CPC classification number: H04N19/164 , H04N19/12 , H04N19/162 , H04N19/172 , H04N19/46 , H04N21/2353 , H04N21/25808 , H04N21/6336 , H04N21/6379 , H04W4/18 , H03M7/30 , H04B7/24
Abstract: PURPOSE: A method and apparatus for transmitting video content compressed by a codec are provided to transfer one or more video content using one or more codec among a plurality of codec kinds. CONSTITUTION: A transmitting unit(1912) comprises one or more codec which is used for compressing one or more video content. The transmitting unit transmits a codec selection request frame requesting the approval for using the codec to a second device. A receiving unit(1914) receives a codec selection response frame including the approval information to the second device.
Abstract translation: 目的：提供一种用于发送由编解码器压缩的视频内容的方法和装置，用于使用多种编解码器类型中的一个或多个编解码器传送一个或多个视频内容。 构成：发送单元（1912）包括用于压缩一个或多个视频内容的一个或多个编解码器。 发送单元向第二设备发送请求批准使用编解码器的编解码器选择请求帧。 接收单元（1914）向第二设备接收包括许可信息的编解码器选择响应帧。
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公开(公告)号：KR1020100092698A
公开(公告)日：2010-08-23
申请号：KR1020090011960
申请日：2009-02-13
Applicant: 삼성전자주식회사
IPC: H05B37/02
CPC classification number: H05B33/086 , H05B33/0818 , Y02B20/341
Abstract: PURPOSE: A color lamp drive method and a device thereof are provided to sufficient discharge heat which is generated from a LED by periodically controlling the on/off state of a LED arrangement in a different time band according to the time rate. CONSTITUTION: A color controller(10) outputs a color control signal. The color control signal represents the driving time rate of each RGB lamp arrangement according to the color information. A lamp drive module(14) outputs a driving signal for driving each RGB lamp arrangement according to the color control signal which is outputted from the color controller. A modulation module(16) synthesizes visible ray communications data to a part among the driving signals of each RGB lamp arrangement after receiving the driving signal of each RGB lamp arrangement which is outputted from the lamp drive module.
Abstract translation: 目的：通过根据时间速率周期性地控制不同时间段中的LED布置的开/关状态，提供了从LED产生的足够的放电热量的彩色灯驱动方法及其装置。 构成：颜色控制器（10）输出颜色控制信号。 颜色控制信号表示根据颜色信息的每个RGB灯布置的驱动时间速率。 灯驱动模块（14）根据从颜色控制器输出的颜色控制信号输出用于驱动每个RGB灯配置的驱动信号。 调制模块（16）在接收到从灯驱动模块输出的每个RGB灯配置的驱动信号之后，将可见光通信数据合成到每个RGB灯布置的驱动信号中的一部分。
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公开(公告)号：KR1020100083578A
公开(公告)日：2010-07-22
申请号：KR1020090003035
申请日：2009-01-14
Applicant: 삼성전자주식회사
IPC: H04B7/26
Abstract: PURPOSE: A position measuring method of a portable terminal and an indoor illuminating device therefor are provided to accurately measure a location of the portable terminal indoors. CONSTITUTION: A plurality of light sources(112-120) outputs light according to an inputted driving signal. A driving unit(122) sequentially and periodically drives the light sources. The driving unit applies a corresponding data frame including a corresponding identifier and corresponding location information to reference light sources among the light sources. The portable terminal calculates a location of the portable terminal based on the data frame.
Abstract translation: 目的：提供便携式终端及其室内照明装置的位置测量方法，以便在室内精确地测量便携式终端的位置。 构成：多个光源（112-120）根据输入的驱动信号输出光。 驱动单元（122）顺序地并且周期地驱动光源。 驱动单元将包括相应标识符和相应位置信息的相应数据帧应用于光源中的参考光源。 便携式终端基于数据帧来计算便携式终端的位置。
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Patent Agency Ranking
公开(公告)号：KR1020100048110A
公开(公告)日：2010-05-11
申请号：KR1020080107124
申请日：2008-10-30
Applicant: 삼성전자주식회사
IPC: H04N5/225
CPC classification number: H04N1/00307 , H04N1/00129 , H04N1/00251 , H04N1/00302
Abstract: PURPOSE: A method and a device for data communication using digital image processing are provided to use a digital camera of a mobile device and a simple image processing algorithm, thereby making massive data to be transceived. CONSTITUTION: A display unit(310) displays color block arrangement. During data transmission, a DSP(Digital Signal Processor)(360) converts data to be transmitted into a color block according to a code table to configure the color block arrangement. During data reception, the color block arrangement is detected in an image photographed in the camera and colors of color blocks configuring the color block arrangement are recognized to extract a data value corresponding to the recognized color.
Abstract translation: 目的：提供使用数字图像处理的数据通信的方法和装置，以使用移动设备的数字照相机和简单的图像处理算法，从而使海量数据被收发。 构成：显示单元（310）显示颜色块排列。 在数据传输期间，DSP（数字信号处理器）（360）根据代码表将要发送的数据转换为颜色块，以配置色块布置。 在数据接收期间，在照相机中拍摄的图像中检测颜色块布置，并且识别构成色块布置的色块的颜色，以提取与所识别的颜色相对应的数据值。
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公开(公告)号：KR1020090117429A
公开(公告)日：2009-11-12
申请号：KR1020080043470
申请日：2008-05-09
Applicant: 삼성전자주식회사
Abstract: PURPOSE: An image encoding/decoding method and an apparatus thereof using a pattern about a halftone image are provided to increase compression ratio and perform the encoding/decoding operation efficiently according to the applied pattern. CONSTITUTION: An image encoding/decoding method and an apparatus thereof using a pattern about a halftone image as follows. Halftone data is generated by applying each pattern to input data(100). The generated halftone data is rearranged according to the characteristic of applied pattern(110). The rearranged halftone data is predicted and encoded(140).
Abstract translation: 目的：提供一种使用关于半色调图像的图案的图像编码/解码方法及其装置，以增加压缩比，并根据应用的图案有效地执行编码/解码操作。 构成：图像编码/解码方法及其使用关于半色调图像的图案的装置如下。 通过将每个图案应用于输入数据（100）来产生半色调数据。 产生的半色调数据根据应用图案（110）的特性重新排列。 重新排列的半色调数据被预测和编码（140）。
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公开(公告)号：KR1020090090829A
公开(公告)日：2009-08-26
申请号：KR1020080016319
申请日：2008-02-22
Applicant: 삼성전자주식회사
IPC: H04B10/116 , H04B10/00
CPC classification number: H04B10/116 , H04B10/502 , H04N5/335
Abstract: A tracking device and a method thereof for minimizing the loss of link due to the vibration of the carelessness in a visible light communications system are provided to control the angle of the transceiver according to the location of the received visible light. A CMOS image sensor(505) grasps whether instrument and the visible light transmitted between instrument are positioned in a center. The CMOS image sensor receives data to oneself through the visible light forming. The transceiver directly sends and receives instrument and the visible light transmitted between instrument. A motor(509) is mounted on transceiver. The motor controls the angle of transceiver for exact transmitting and receiving of the visible light.
Abstract translation: 提供了一种跟踪装置及其方法，用于使由于可见光通信系统中的粗心的振动导致的链路损失最小化，以根据所接收的可见光的位置来控制收发信机的角度。 CMOS图像传感器（505）掌握仪器和仪器之间传输的可见光是否位于中心。 CMOS图像传感器通过可见光形成自身接收数据。 收发器直接发送和接收仪器和仪器之间传输的可见光。 电机（509）安装在收发器上。 电机控制收发器的角度，以准确地发送和接收可见光。
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公开(公告)号：KR1020080104663A
公开(公告)日：2008-12-03
申请号：KR1020070051736
申请日：2007-05-28
Applicant: 삼성전자주식회사
IPC: H04B7/26
CPC classification number: Y02D70/10 , Y02D70/25 , H04B10/116 , H04W56/001 , H04W60/04 , H04W76/10
Abstract: A method for connecting a communication link in a wireless LAN(Local Area Network) system using a visible light communication is provided to offer a call setting procedure of a visible light wireless LAN protocol in a wireless LAN system using a visible light communication and to arrange the communication link by enabling a user visibly to confirm the place and range of visible light. A method for connecting a communication link in a wireless LAN system using a visible light communication comprises the steps of: judging whether or not it is possible for a mobile node to receive a visible light signal which occurs at an access point(415); performing the synchronization with the access point in the mobile node and generating an indication light for arranging communication links at a visible light transmission unit of the mobile node(420); and setting up a communication link of a uplink direction by using the indication light.
Abstract translation: 提供了一种使用可见光通信来连接无线LAN（局域网）系统中的通信链路的方法，以使用可见光通信在无线LAN系统中提供可见光无线LAN协议的呼叫设置过程并且布置 通过使用户可视地确认可见光的位置和范围来实现通信链路。 一种使用可见光通信连接无线LAN系统中的通信链路的方法包括以下步骤：判断移动节点是否可能接收在接入点发生的可见光信号（415）; 执行与移动节点中的接入点的同步，并生成用于在移动节点（420）的可见光发送单元处布置通信链路的指示灯; 以及通过使用指示灯来建立上行链路方向的通信链路。
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公开(公告)号：KR1020080076037A
公开(公告)日：2008-08-20
申请号：KR1020070015447
申请日：2007-02-14
Applicant: 삼성전자주식회사
IPC: H04B10/116 , H04B7/00 , H04B1/38
Abstract: A VLC(Visible Light Communication) system and a method thereof are provided to distribute presentation data to each attendant's terminal easily by transmitting information using the reflection characteristic of visible rays. A VLC system(100) comprises a projecting part(110), a reflecting part(120), and one or more terminals(130). The projecting part outputs an image signal and a visible light signal, based on a source image signal. The reflecting part receives the image signal outputted from the projecting part, provides an image screen, and, at the same time, reflects the visible light signal. Each of the terminals receives the reflected light signal, restores the source image signal on the basis of the received light signal, and displays it.
Abstract translation: 提供VLC（可见光通信）系统及其方法，通过使用可见光的反射特性发送信息，容易地将演示数据分发给每个话务员的终端。 VLC系统（100）包括突出部分（110），反射部分（120）和一个或多个端子（130）。 投影部分基于源图像信号输出图像信号和可见光信号。 反射部接收从投影部输出的图像信号，提供图像屏幕，同时反射可见光信号。 每个终端接收反射光信号，并根据接收到的光信号恢复源图像信号，并显示它。
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