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    Method and apparatus for providing additional information through display
    4.
    发明授权
    Method and apparatus for providing additional information through display 有权
    通过显示提供附加信息的方法和装置

    公开(公告)号：US08982037B2

    公开(公告)日：2015-03-17

    申请号：US12882505

    申请日：2010-09-15

    申请人： Kyung-Woo Lee ,  Dae-Kwang Jung ,  Jeong-Seok Choi ,  Hong-Seok Shin ,  Sung-Bum Park ,  Ki-Uk Song

    发明人： Kyung-Woo Lee ,  Dae-Kwang Jung ,  Jeong-Seok Choi ,  Hong-Seok Shin ,  Sung-Bum Park ,  Ki-Uk Song

    IPC分类号： G09G3/36 ,  H04N5/445 ,  H04B10/116 ,  G09G5/00 ,  G02F1/1335 ,  G09G3/34

    CPC分类号： H04B10/116 ,  G02F1/133605 ,  G09G3/3426 ,  G09G5/006 ,  G09G2320/064 ,  G09G2320/0646 ,  G09G2370/16

    摘要： A display device for providing additional information using Visible Light Communication (VLC), including a decoder for dividing an input signal into a video signal and a data signal including additional information on at least one object included in an image output through the video signal; a display; a VLC controller for receiving the data signal from the decoder and encoding the data signal in accordance with a VLC protocol to output the data signal as a visible light signal through the VLC; light source blocks, which include light sources, back light the display, and output the data signal encoded in accordance with the VLC; and a control unit for controlling the encoded data signal including the additional information on the object, to be output as the visible light signal through a light source block at a position corresponding to the object from among the light source blocks.

    摘要翻译： 一种用于使用可见光通信（VLC）提供附加信息的显示装置，包括用于将输入信号划分成视频信号的解码器和包括通过视频信号输出的图像中包括的至少一个对象的附加信息的数据信号; 一个显示器 VLC控制器，用于从解码器接收数据信号并根据VLC协议对数据信号进行编码，以通过VLC将数据信号作为可见光信号输出; 包括光源的光源块背光显示，并输出根据VLC编码的数据信号; 以及控制单元，用于控制包括关于对象的附加信息的编码数据信号，通过来自光源块中的对象的位置处的光源块作为可见光信号输出。

    Apparatus and method for transmitting and receiving data using visible light communication
    5.
    发明授权
    Apparatus and method for transmitting and receiving data using visible light communication 有权
    使用可见光通信发送和接收数据的装置和方法

    公开(公告)号：US08463134B2

    公开(公告)日：2013-06-11

    申请号：US12918950

    申请日：2009-02-20

    申请人： Jeong-Seok Choi ,  Yun-Je Oh ,  Dae-Kwang Jung ,  Hong-Seok Shin ,  Kyung-Woo Lee ,  Dong-Jae Shin ,  Sung-Bum Park

    发明人： Jeong-Seok Choi ,  Yun-Je Oh ,  Dae-Kwang Jung ,  Hong-Seok Shin ,  Kyung-Woo Lee ,  Dong-Jae Shin ,  Sung-Bum Park

    IPC分类号： H04B10/00

    CPC分类号： H04B10/116 ,  H04B10/1149

    摘要： Provided is an apparatus and method for transmitting and receiving data in a visible light communication system, the apparatus including a visible light communication (VLC) transceiver for converting a visible light signal received from a counterpart into an electrical signal and outputting the electrical signal, by using a light receiving device during a reception operation, and converting an electrical signal containing information into a visible light signal and transmitting the visible light signal to the counterpart, by using a light emitting device during a transmission operation, a VLC controller comprising a visible frame engine (VFE) for generating a visible frame and outputting the visible frame to the VLC transceiver, in which the VFE generates the visible frame for transmission to a counterpart during non-transmission of respective frames for communication at a sender and a receiver in order to provide visibility to a communication link, and a host controller for controlling the VLC controller and transmitting and receiving data to and from the VLC controller.

    摘要翻译： 提供了一种用于在可见光通信系统中发送和接收数据的装置和方法，该装置包括可见光通信（VLC）收发器，用于将从对方接收的可见光信号转换为电信号并输出​​电信号，通过 在接收操作期间使用光接收装置，并且在传输操作期间通过使用发光装置将包含信息的电信号转换成可见光信号并将可见光信号发送到对方，VLC控制器包括可见帧 发动机（VFE），用于产生可见帧并将可见帧输出到VLC收发器，其中VFE在不发送用于在发送器和接收器处通信的各个帧期间产生用于传输到对方的可见帧，以便 提供对通信链路的可见性，以及用于控制的主机控制器 g VLC控制器，并向VLC控制器发送和接收数据。

    Method for measuring position of portable terminal and indoor illuminating apparatus for the same
    6.
    发明授权
    Method for measuring position of portable terminal and indoor illuminating apparatus for the same 有权
    便携式终端和室内照明装置的位置测量方法

    公开(公告)号：US08117006B2

    公开(公告)日：2012-02-14

    申请号：US12687530

    申请日：2010-01-14

    申请人： Kyung-Woo Lee ,  Yun-Je Oh ,  Dae-Kwang Jung ,  Jeong-Seok Choi ,  Hong-Seok Shin ,  Sung-Bum Park

    发明人： Kyung-Woo Lee ,  Yun-Je Oh ,  Dae-Kwang Jung ,  Jeong-Seok Choi ,  Hong-Seok Shin ,  Sung-Bum Park

    IPC分类号： G01C3/00

    CPC分类号： G01B11/03

    摘要： Provided is a method of measuring the position of a portable terminal, comprising detecting indoor illuminating light, and outputting an electric signal corresponding to the detected indoor illuminating light, obtaining a plurality of data frames from the output electrical signal, and calculating a position of the portable terminal based on information regarding the position of a corresponding reference light source included in each data frame and an identifier corresponding to the reference light source included in said each frame and a reception time of said each data frame.

    摘要翻译： 提供一种测量便携式终端的位置的方法，包括检测室内照明光，并输出与检测到的室内照明光相对应的电信号，从输出电信号中获取多个数据帧，并计算出 基于关于每个数据帧中包括的相应参考光源的位置的信息和与包括在所述每帧中的参考光源相对应的标识符和所述每个数据帧的接收时间的便携式终端。

    Apparatus and method for broadcasting visible light information in visible light communication
    7.
    发明授权
    Apparatus and method for broadcasting visible light information in visible light communication 有权
    用于在可见光通信中广播可见光信息的装置和方法

    公开(公告)号：US08059112B2

    公开(公告)日：2011-11-15

    申请号：US12390888

    申请日：2009-02-23

    申请人： Sung-Bum Park ,  Dae-Kwang Jung ,  Jeong-Seok Choi ,  Hong-Seok Shin ,  Kyung-Woo Lee ,  Dong-Jae Shin

    发明人： Sung-Bum Park ,  Dae-Kwang Jung ,  Jeong-Seok Choi ,  Hong-Seok Shin ,  Kyung-Woo Lee ,  Dong-Jae Shin

    IPC分类号： G09G3/00 ,  H04B10/00

    CPC分类号： G09G3/001 ,  G09G3/2014 ,  G09G3/30

    摘要： Provided is a method for broadcasting visible light information in visible light communication. The method includes determining a time interval for a simultaneous signal and a time interval for an individual signal of information to be displayed on a display device; simultaneously modulating output signals of three Red-Green-Blue (RGB) Light Emitting Diodes (LEDs) making up one pixel, and transferring the modulated information to the display device; individually modulating output signals of the three RGB LEDs and transferring the modulated information to the display device; and displaying the modulated information for any selected one of the time interval for the simultaneous signal and the time interval for the individual signal.

    摘要翻译： 提供了一种在可见光通信中广播可见光信息的方法。 该方法包括确定要在显示设备上显示的信息的单独信号的同时信号的时间间隔和时间间隔; 同时调制构成一个像素的三个红 - 绿 - 蓝（RGB）发光二极管（LED）的输出信号，并将调制信息传送到显示装置; 分别调制三个RGB LED的输出信号并将调制信息传送到显示设备; 以及显示用于同时信号的时间间隔中的所选择的一个的调制信息和用于各个信号的时间间隔。

    Passive optical network
    8.
    发明授权
    Passive optical network 有权
    被动光网络

    公开(公告)号：US07447435B2

    公开(公告)日：2008-11-04

    申请号：US11195437

    申请日：2005-08-02

    申请人： Hong-Seok Shin ,  Du-Chang Heo ,  Chang-Sup Shim ,  Seong-Taek Hwang

    发明人： Hong-Seok Shin ,  Du-Chang Heo ,  Chang-Sup Shim ,  Seong-Taek Hwang

    IPC分类号： H04J14/02 ,  H04B10/00

    CPC分类号： H04B10/2587 ,  B82Y10/00 ,  H04B10/272 ,  H04J14/0226 ,  H04J14/0227 ,  H04J14/0246 ,  H04J14/025 ,  H04J14/0282 ,  H04J2014/0253

    摘要： Disclosed is a passive optical network comprising a central office including a plurality of first reflective semiconductor optical amplifiers of a quantum-dot type, each of which generates a wavelength-seeded downstream optical signal on a downstream channel of a corresponding wavelength, a plurality of optical network units each of which includes a second reflective semiconductor optical amplifier of a multi-quantum-well type, the second reflective semiconductor optical amplifier generating a wavelength-seeded upstream optical signal on an upstream channel of a corresponding wavelength and a remote node for outputting the downstream optical signals to corresponding optical network units, and multiplexing and outputting the upstream optical signals to the central office.

    摘要翻译： 公开了一种无源光网络，包括一个中心局，该中心局包括多个量子点型的第一反射半导体光放大器，每个第一反射半导体光放大器在相应波长的下行通道上产生波长种子的下游光信号，多个光 每个网络单元包括多量子阱类型的第二反射半导体光放大器，第二反射半导体光放大器在相应波长的上行信道上生成波长种子的上游光信号，并且远端节点用于输出 下行光信号到相应的光网络单元，并将上行光信号复用并输出到中心局。

    Wireless communication interface for portable wireless terminal
    9.
    发明申请
    Wireless communication interface for portable wireless terminal 失效
    便携式无线终端的无线通信接口

    公开(公告)号：US20080102893A1

    公开(公告)日：2008-05-01

    申请号：US11978839

    申请日：2007-10-30

    申请人： Dong-Jae Shin ,  Dae-Kwang Jung ,  Hong-Seok Shin ,  Kyung-Woo Lee ,  Sung-Bum Park ,  Yoo-Jeong Hyun

    发明人： Dong-Jae Shin ,  Dae-Kwang Jung ,  Hong-Seok Shin ,  Kyung-Woo Lee ,  Sung-Bum Park ,  Yoo-Jeong Hyun

    IPC分类号： H04B1/38

    CPC分类号： H04M1/7253 ,  H04M1/22

    摘要： A wireless communication interface for a portable wireless terminal and a system for wirelessly communicating by a portable wireless terminal with another device via a free space. The interface facilitates aligning the portable wireless device with another devices for improved communication. The interface including: a light source for generating a data-modulated visible light signal and outputting the visible light signal to the free space; an optical detector for generating an electrical signal by photoelectrically converting the visible light signal input from the free space, and for outputting the electrical signal. A demodulation unit demodulates the electrical signal input from the optical detector, and outputs a data signal.

    摘要翻译： 一种用于便携式无线终端的无线通信接口和用于由便携式无线终端经由自由空间与另一设备进行无线通信的系统。 该接口便于将便携式无线设备与另一设备对准以改善通信。 该接口包括：用于产生数据调制的可见光信号并将可见光信号输出到自由空间的光源; 光学检测器，用于通过对从自由空间输入的可见光信号进行光电转换并输出电信号来产生电信号。 解调单元解调从光学检测器输入的电信号，并输出数据信号。