公开(公告)号：KR1020120036254A

公开(公告)日：2012-04-17

申请号：KR1020110061090

申请日：2011-06-23

Applicant: 한국전자통신연구원

Inventor： 임상규 ,  장일순 ,  김대호 ,  김유진 ,  강태규

IPC: H04B10/116 ,  H04B10/524 ,  H04B10/50 ,  H04L27/00

CPC classification number: H04B10/116 ,  H04B10/502 ,  H04B10/524 ,  H04L27/00

Abstract: PURPOSE: A visible ray wireless communication transceiving device and a method thereof are provided to reduce lowering of brightness of a light device or a visible ray source compared to an OOK(On-Off Keying) modulation method or a PPM(Pulse Position Modulation) method. CONSTITUTION: A bit converting unit receives VLC(Visible Light Communications) source data(S210). A setting unit sets a pulse width control process of pulse width modulation within a unit time period(S220). The bit converting unit converts symbols of m bits into symbols of 2m bits according to a bit converting table(S230). A modulation unit generates the converted symbols of 2m into a PWM signal(S240). An LED light source module generates a visible ray modulation signal corresponding to light of LEDs(S250).

Abstract translation: 目的：提供可视射线无线通信收发装置及其方法，以便与OOK（开 - 关键控）调制方法或PPM（脉冲位置调制）方法相比，减少了光装置或可见光源的亮度降低 。 构成：位转换单元接收VLC（可视光通信）源数据（S210）。 设定单元在单位时间内设定脉冲宽度调制的脉冲宽度控制处理（S220）。 位转换单元根据位转换表将m位的符号转换为2m位的符号（S230）。 调制部将2m的转换符号生成为PWM信号（S240）。 LED光源模块生成对应于LED的光的可见光线调制信号（S250）。

公开(公告)号：KR1020120011528A

公开(公告)日：2012-02-08

申请号：KR1020100073378

申请日：2010-07-29

Applicant: 한국전자통신연구원

Inventor： 황수연 ,  김대호

IPC: H04B7/26 ,  H03M13/27

CPC classification number: H04L1/1671 ,  H04L1/0026 ,  H04L1/0042 ,  H03M13/27 ,  H04L1/0071

Abstract: PURPOSE: A physical uplink shared channel encoder for a user device model and an encoding method thereof are provided to encode different data in parallel. CONSTITUTION: A plurality of encoding units encodes different data. A channel interleaving unit(150) interleaves data transmitted from the encoding units. The encoding units includes a CQI(Channel Quality Information)(120), a UL-SCH(UpLink-Shared Channel) encoding unit(110), an RI(Rank Indication) encoding unit(130), and an ACK(ACKnowledgement) encoding unit(140). The RI encoding unit encodes RI data. The ACK encoding unit encodes ACK data.

Abstract translation: 目的：提供一种用于用户设备模型的物理上行链路共享信道编码器及其编码方法，用于并行编码不同数据。 构成：多个编码单元编码不同的数据。 信道交织单元（150）交织从编码单元发送的数据。 编码单元包括CQI（信道质量信息）（120），UL-SCH（上行链路共享信道）编码单元（110），RI（秩指示）编码单元（130）和ACK（确认）编码 单元（140）。 RI编码单元编码RI数据。 ACK编码单元对ACK数据进行编码。

公开(公告)号：KR1020110068105A

公开(公告)日：2011-06-22

申请号：KR1020090124943

申请日：2009-12-15

Applicant: 한국전자통신연구원

Inventor： 김남일 ,  김대호

IPC: H04W28/22 ,  H04W28/14

CPC classification number: H04W28/22 ,  H04L1/0002 ,  H04W28/14

Abstract: PURPOSE: A data rate matcher and method thereof are provided to reduce the processing time of hardware through the reduction of signal processing time such as the calculation of dummy bit. CONSTITUTION: Address generators(208~212) generate the address of effective data about input bit string. A sub block interleaver successively outputs the data of an address that is designated through the address generator. A buffer unit(214) successively stores interleaved data of the input bit string. A bit selection unit(222) successively leads the data of the interleaved bit string from the buffer unit. The bit selection unit outputs data to the coding data.

Abstract translation: 目的：提供一种数据速率匹配器及其方法，通过减少诸如虚拟位计算的信号处理时间来减少硬件的处理时间。 构成：地址生成器（208〜212）生成关于输入位串的有效数据的地址。 子块交织器依次输出通过地址生成器指定的地址的数据。 缓冲单元（214）连续地存储输入位串的交错数据。 位选择单元（222）从缓冲单元连续地引导交织的比特串的数据。 位选择单元将数据输出到编码数据。

公开(公告)号：KR1020110060151A

公开(公告)日：2011-06-08

申请号：KR1020090116654

申请日：2009-11-30

Applicant: 한국전자통신연구원

Inventor： 조대순 ,  김대호

IPC: H04B7/26 ,  H04L29/00

CPC classification number: H03M13/3746 ,  H03M13/09 ,  H03M13/27 ,  H03M13/2957 ,  H03M13/37 ,  H03M13/3905 ,  H03M13/45 ,  H03M13/6362 ,  H04L1/0045 ,  H04L1/0068 ,  H04L1/0047

Abstract: PURPOSE: A demodulating and decoding system in a receiver is provided to insert an LLR(Log Likelihood Ratio) value produced by a BCJR(Bahl, Cocke, Jelinek and Raviv) algorithm in a prior demodulating and decoding process. CONSTITUTION: A demodulating and decoding system(100) in a receiver includes a symbol detection unit(110), an LLR(Log Likelihood Ratio) operation unit(120), and a decoding unit(130). The symbol detection unit detects a symbol from first receiving data. The LLR operation unit computes a first LLR value through the detected symbol. According to the computed first LLR value, the decoding unit decodes the first receiving data.

Abstract translation: 目的：提供接收机中的解调和解码系统，以在先前的解调和解码过程中插入由BCJR（Bahl，Cocke，Jelinek和Raviv）算法产生的LLR（对数似然比）值。 构成：接收机中的解调和解码系统（100）包括符号检测单元（110），LLR（对数似然比）操作单元（120）和解码单元（130）。 符号检测单元从第一次接收数据检测符号。 LLR操作单元通过检测到的符号计算第一LLR值。 根据计算出的第一LLR值，解码单元解码第一接收数据。

公开(公告)号：KR1020110057576A

公开(公告)日：2011-06-01

申请号：KR1020090114038

申请日：2009-11-24

Applicant: 한국전자통신연구원

Inventor： 황수연 ,  김대호

IPC: H03M7/00

CPC classification number: H03M13/6561 ,  H03M13/27 ,  H03M13/6502 ,  H04L1/0014

Abstract: PURPOSE: A transport channel encoder having a parallel structure reducing encoding processing delay time is provided to reduce delay time among code blocks and delay time of a code block encoding itself by improving a parallel structure. CONSTITUTION: An error correcting code appending part(100) appends an error correcting code to a transport block. A code block separation and error correcting code appending part(110) separates the transport block by the unit of a code block. A parallel processor(120) outputs code blocks in parallel. A plurality of encoding units(130) encodes the code blocks. A plurality of sub block interleaving parts(140) interleave the code blocks. A plurality of rate matching parts(150) perform rate matching by receiving the code blocks one by one. A code block connecting part(160) outputs single data by connecting the code blocks, outputted by the rate matching parts, to one another.

Abstract translation: 目的：提供具有减少编码处理延迟时间的并行结构的传输信道编码器，以通过改进并行结构来减少代码块之间的延迟时间和编码本身的码块的延迟时间。 构成：纠错码附加部分（100）将纠错码附加到传输块。 码块分离和纠错码附加部分（110）以传输块为单位分离码块。 并行处理器（120）并行输出代码块。 多个编码单元（130）对代码块进行编码。 多个子块交织部件（140）交织代码块。 多个速率匹配部件（150）通过逐个接收代码块来执行速率匹配。 代码块连接部（160）通过将由速率匹配部输出的代码块相互连接来输出单个数据。

公开(公告)号：KR1020110039738A

公开(公告)日：2011-04-20

申请号：KR1020090096708

申请日：2009-10-12

Applicant: 한국전자통신연구원

Inventor： 황현구 ,  김대호 ,  정희상

IPC: H04W56/00

CPC classification number: H04W56/003

Abstract: PURPOSE: A time synchronous acquisition method and apparatus thereof are provided to acquire time synchronous location which is suitable for a cell identifier and to reduce the size of a terminal. CONSTITUTION: A second synchronous channel signal of a time domain corresponding to a cell identifier is generated(S210). A time synchronization position is determined by performing the correlation of the second synchronous channel signal and a received signal(S220). The cell identifier is re-detected at the determined time synchronization position(S230). The cell identifier at the time synchronous position is verified(S250).

Abstract translation: 目的：提供时间同步采集方法及其装置，以获取适合于小区标识符的时间同步位置，并减小终端的大小。 构成：生成对应于小区标识符的时域的第二同步信道信号（S210）。 通过执行第二同步信道信号和接收信号的相关来确定时间同步位置（S220）。 在确定的时间同步位置处重新检测小区标识符（S230）。 验证时间同步位置处的小区标识符（S250）。

公开(公告)号：KR1020110031877A

公开(公告)日：2011-03-29

申请号：KR1020100013303

申请日：2010-02-12

Applicant: 한국전자통신연구원

Inventor： 장일순 ,  김대호 ,  임상규 ,  강태규

IPC: H04B10/116 ,  H04B10/50 ,  H04B10/60

CPC classification number: H04L1/0042 ,  H04B10/116 ,  H04L1/0046 ,  H04L1/0056

Abstract: PURPOSE: A transmitter and receiver for visible light wireless communication and a method thereof are provided to minimize the luminance difference between lightings for a visible light signal in a visible light wireless communication device. CONSTITUTION: A source code recognition unit(130) recognizes source bit columns as source codes of a first coefficient, wherein the source codes are formed by bit unit. A line coding unit(140) encodes each source code as an encoding code of a second coefficient which is larger than the first coefficient. The encoding code includes the bits corresponding to the coefficient which is one of two natural numbers.

Abstract translation: 目的：提供用于可见光无线通信的发射机和接收机及其方法，以使可见光无线通信设备中的可见光信号的发光之间的亮度差最小化。 构成：源代码识别单元（130）将源位列识别为第一系数的源代码，其中源代码由位单元形成。 行编码单元（140）将每个源代码编码为大于第一系数的第二系数的编码码。 编码代码包括对应于作为两个自然数之一的系数的位。

公开(公告)号：KR1020110005469A

公开(公告)日：2011-01-18

申请号：KR1020090063044

申请日：2009-07-10

Applicant: 한국전자통신연구원 ,  에스케이텔레콤 주식회사

Inventor： 박승환 ,  김대호 ,  유원필 ,  정연구

IPC: G01S17/66 ,  G01S5/02

Abstract: PURPOSE: A marking lighting apparatus, a position recognizing apparatus, and a method thereof are provided to easily obtain or recognize the position information of a moving body using the infrared lighting. CONSTITUTION: A sensing unit(202) senses the change of the infrared light generated by encrypting the data. A demodulator(204) restores the data corresponding to the change of the detected infrared light. A calculating unit(206) uses restored data to calculate the position of the moving body.

Abstract translation: 目的：提供一种标记照明装置，位置识别装置及其方法，以便使用红外线照明容易地获得或识别移动体的位置信息。 构成：感测单元（202）感测通过加密数据产生的红外光的变化。 解调器（204）恢复与检测到的红外光的变化相对应的数据。 计算单元（206）使用恢复的数据来计算移动体的位置。

公开(公告)号：KR1020100058312A

公开(公告)日：2010-06-03

申请号：KR1020080117068

申请日：2008-11-24

Applicant: 한국전자통신연구원

Inventor： 배정숙 ,  김대호 ,  김영진

IPC: H04B7/155 ,  H04B7/26

CPC classification number: H04W92/00 ,  H04L25/02 ,  H04L25/20

Abstract: PURPOSE: An apparatus and a method of controlling a baseband modem of a base station in a mobile communication system are provided to implement efficient inter-protocol layer communication by providing a unified interface between an upper layer and a physical layer in a base station of a high speed mobile communication system. CONSTITUTION: An interface unit(205) provides a unified interface between a physical layer and an upper layer in a base station of a mobile communication system. A control unit(200) performs the data transmission and reception through the control operation of a baseband modem. The baseband modem performs a physical layer function through a unified interface, and the interface unit includes an upper interface unit(210).

Abstract translation: 目的：提供一种在移动通信系统中控制基站的基带调制解调器的装置和方法，以通过在基站中的上层和物理层之间提供统一的接口来实现有效的协议间通信 高速移动通信系统。 构成：接口单元（205）在移动通信系统的基站中的物理层和上层之间提供统一的接口。 控制单元（200）通过基带调制解调器的控制操作来执行数据发送和接收。 基带调制解调器通过统一接口执行物理层功能，并且接口单元包括上接口单元（210）。

公开(公告)号：KR1020100058186A

公开(公告)日：2010-06-03

申请号：KR1020080116911

申请日：2008-11-24

Applicant: 한국전자통신연구원

Inventor： 유봉국 ,  오상철 ,  김홍숙 ,  배정숙 ,  김대호

IPC: H04L12/24

CPC classification number: G06F8/65 ,  G06F8/61 ,  H04W88/08

Abstract: PURPOSE: A base station shaped control device, and a system and a method for the same are provided to supply flexibility by supporting various standards in the same hardware through the application of an SDR technology to a base station. CONSTITUTION: A BS(Base Station) shaped control device(10) includes a user interface unit(110) and a CPU(Central Processing Unit)(120). The user interface unit receives a user request which selects a standard, and The CPU receives a selected standard program from a storage unit(140) based on an SDR(Software Defined Radio) technology. The CPU downloads the program to each functional block(130) through a host interface. The storage unit is connected to an external bus.

Abstract translation: 目的：提供一种基站形状控制装置及其系统及方法，以通过将SDR技术应用于基站来支持相同硬件中的各种标准来提供灵活性。 构成：BS（基站）形状控制装置（10）包括用户接口单元（110）和CPU（中央处理单元）（120）。 用户接口单元接收选择标准的用户请求，并且CPU基于SDR（软件定义无线电）技术从存储单元（140）接收所选择的标准程序。 CPU通过主机接口将程序下载到每个功能块（130）。 存储单元连接到外部总线。