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    • 3. 发明授权
    • DRAM 비화기 및 암호화 방법
    • DRAM SCRAMBLER和加密方法
    • KR101619484B1
    • 2016-05-10
    • KR1020150034075
    • 2015-03-11
    • 주식회사 텔레칩스
    • 윤석현
    • G06F12/14H04L9/06
    • G06F12/1408H04L9/0631
    • DRAM 비화기및 암호화방법이개시된다. 여기서, DRAM 비화기는 AES(Advanced Encryption Standard) 라인달(Rijndael) 알고리즘에따라데이터의암호화를수행하는 DRAM 비화기로서, 암호화를위해입력되는평문을서브바이트블록으로처리하고, 상기서브바이트블록으로처리된데이터를바이트단위로쉬프트한후, 라운드키를추가하여암호화를수행하는블록라운드부, 그리고암호화키 및상기평문이저장된 DRAM 어드레스를입력받고, 상기암호화키 및상기 DRAM 어드레스를이용하여각 라운드마다암호화를위한상기라운드키를생성하여상기블록라운드부로제공하는키 스케줄러를포함한다.
    • 公开了DRAM加扰器和加密方法,其中DRAM加扰器根据高级加密标准(AES)Rijndael算法执行数据的加密。 DRAM加扰器包括:块循环部分,用于处理用子字节块进行加密输入的明文,以字节为单位移位用子字节块处理的数据,并通过向其中加上圆键来执行加密; 以及用于接收其中存储加密密钥和明文的DRAM地址的密钥调度器,并且通过使用加密密钥和DRAM地址来生成用于每一轮的加密的循环密钥,以便为 块圆的部分。
    • 7. 发明公开
    • 디지털 셋톱박스를 이용한 다규격 멀티미디어 방송/지피에스/통신 기술 기반의 원스톱 주문 방법, 그리고 이를 위한 원스톱 주문 프로그램을 기록한 컴퓨터로 판독가능한 기록매체
    • 使用基于多标准多媒体广播的数字机顶盒的一站式订购方法,GPS和通信技术以及具有一站式订购程序的计算机可读记录介质
    • KR1020130131923A
    • 2013-12-04
    • KR1020120055891
    • 2012-05-25
    • 주식회사 텔레칩스
    • 박호식
    • G06Q30/06H04N21/472
    • G06Q30/06G06Q30/0601
    • The present invention relates to technology capable of efficiently making an one-stop order by integrating various communication technologies taken from a GPS and a digital set top box according to multi-standard multimedia broadcast. More particularly, the invention, as technology capable of improving making an order in a home shopping of digital broadcast and a delivery information input process, relates to an one-stop ordering method using a digital set top box based on multi-standard multimedia broadcast/GPS/communication technology capable of achieving delivery information input and one-stop purchase only with a remote controller of a digital set top box without a phone call. [Reference numerals] (AA) START;(BB) END;(S110) Broadcast server provides a multi-standard multimedia broadcast signal including local advertisement data to a digital set top box through a broadcast channel;(S120) Obtain seller information included in the local advertisement data from the digital set top box;(S130) Obtain GPS information from a smart phone;(S140) Select an available seller in a predetermined distance from the digital set top box based on the GPS informration;(S150) Digital set top box displays and arranges the available seller;(S160) User selects a product and makes an order by manipulating the set top box;(S170) Digital set top box transmits order product identification information and GPS information (purchaser position identification information) to an order server;(S180) Order server transmits an order message to a seller terminal;(S190) Seller terminal transmits an order confirmation message to a smart phone;(S200) Smart phone confirms the order by providing a response message to the seller terminal
    • 本发明涉及能够通过集成根据多标准多媒体广播从GPS和数字机顶盒取得的各种通信技术而有效地进行一站式的技术。 更具体地,作为能够改善在数字广播的家庭购物和订单信息输入处理中进行订购的技术的本发明涉及使用基于多标准多媒体广播/多媒体广播的数字机顶盒的一站式排序方法, GPS /通信技术能够仅使用数字机顶盒的遥控器实现传送信息输入和一站式购买,而无需打电话。 (AA)START;(BB)END;(S110)广播服务器通过广播信道向数字机顶盒提供包括本地广告数据的多标准多媒体广播信号;(S120)获取包含在 来自数字机顶盒的本地广告数据;(S130)从智能电话获取GPS信息;(S140)基于GPS信息从数字机顶盒选择距预定距离的可用卖方;(S150)数字集 (S160)用户选择产品并通过操纵机顶盒进行订购;(S170)数字机顶盒将订单产品识别信息和GPS信息(购买者位置识别信息)发送到 订单服务器;(S180)订单服务器向卖方发送订单消息;(S190)卖方终端向智能手机发送订单确认消息;(S200)智能手机通过提供一个res来确认订单 向卖方发送响应消息
    • 8. 发明公开
    • 듀얼튜너 DAB 시스템에서 서비스링크 시점 설정 방법 및 이를 위한 컴퓨터로 판독가능한 기록매체
    • 用于确定双调节系统中的服务链接时间的方法,以及用于其的计算机可读记录介质
    • KR1020130096206A
    • 2013-08-29
    • KR1020130085797
    • 2013-07-22
    • 주식회사 텔레칩스
    • 김성태김진복
    • H04H20/86
    • H04H20/86H04H2201/20
    • PURPOSE: A service link point setting method in a dual-tuner digital audio broadcasting (DAB) system and a computer-readable recording medium for the same are provided to reflect an actual DAB environment in the dual-tuner DAB system in real time and find an optimal link point suitable for each situation, thereby optimally implementing a service link and a seamless link for DAB. CONSTITUTION: A control part of a DAB terminal checks signal quality for a main tuner and a sub-tuner forming a dual tuner. The control part determines implementation of a service link, conversion of the service link, and implementation of a seamless link depending on whether the signal quality of the main tuner is in a link good state, a link bad state, or a seamless good state, or the signal quality of the sub-tuner is in a seamless good state or a seamless bad state. [Reference numerals] (AA) Start; (BB) End; (S21) Check signal quality a main tuner and a sub-tuner; (S22) Main tuner = seamless good?; (S23) Service link is not performed
    • 目的:提供双调谐器数字音频广播(DAB)系统中的服务链接点设置方法和用于其的计算机可读记录介质,以实时反映双调谐器DAB系统中的实际DAB环境并找到 适合每种情况的最佳链接点,从而最佳地实现DAB的服务链接和无缝链接。 构成:DAB终端的控制部分检查主调谐器和形成双调谐器的子调谐器的信号质量。 控制部分根据主调谐器的信号质量是处于链路良好状态,链路坏状态还是无缝状态,确定服务链路的实现,服务链路的转换和无缝链路的实现, 或子调谐器的信号质量处于无缝状态或无缝状态。 (附图标记)(AA)开始; (BB)结束; (S21)检查主调谐器和子调谐器的信号质量; (S22)主调谐器=无缝好? (S23)不执行服务链接
    • 9. 发明公开
    • 직교주파수분할다중접속 시스템을 위한 안테나 다이버시티 획득 장치 및 방법
    • 用于接收OFDM系统中获取天线多样性的信号的装置和方法
    • KR1020120133336A
    • 2012-12-10
    • KR1020110051966
    • 2011-05-31
    • 주식회사 텔레칩스
    • 윤영호정성윤
    • H04B7/02H04L27/26
    • H04B7/0848H04L27/28H04L2025/03414
    • PURPOSE: An antenna diversity obtaining apparatus and a method thereof for OFDM(Orthogonal Frequency Division Multiplexing) system are provided to obtain an antenna diversity in consideration of frequency selection fading with an SNR(Signal to Noise Ratio). CONSTITUTION: A plurality of receiving processing units(110A,110B) performs channel equalization of signals received through two or more antennas. A plurality of adaptive weight calculating units(210A,210B) calculates a channel power with an SNR. A plurality of adaptive weight calculating units calculates weight value of each receiving processing unit. A combining unit(131) combines each weight values calculated from the adaptive weight calculating units. [Reference numerals] (110A) First receiving processing unit; (110B) Second receiving processing unit; (111a) First RF unit; (111b) Second RF unit; (112a) First synchronizing unit; (112b) Second synchronizing unit; (113a) First FFT unit; (113b) Second FFT unit; (114a) First channel synchronizing unit; (114b) Second channel synchronizing unit; (131) Combining unit; (210A) First adaptive weight calculating unit; (210B) Second adaptive weight calculating unit; (211a) First channel power calculating unit; (211b) Second channel power calculating unit; (212a) First SNR presuming unit; (212b) Second SNR presuming unit; (213a) First weighted value calculating unit; (213b) Second weighted value calculating unit
    • 目的:提供一种用于OFDM(正交频分复用)系统的天线分集获取装置及其方法,以便以SNR(信噪比)作为频率选择衰落来获得天线分集。 构成:多个接收处理单元(110A,110B)对通过两个或更多个天线接收的信号进行信道均衡。 多个自适应加权计算单元(210A,210B)利用SNR计算信道功率。 多个自适应加权计算单元计算每个接收处理单元的加权值。 组合单元(131)组合从自适应权重计算单元计算的每个权重值。 (附图标记)(110A)第一接收处理单元; (110B)第二接收处理单元; (111a)第一RF单元; (111b)第二RF单元; (112a)第一同步单元; (112b)第二同步单元; (113a)第一FFT单元; (113b)第二FFT单元; (114a)第一通道同步单元; (114b)第二通道同步单元; (131)组合单位; (210A)第一自适应权重计算单元; (210B)第二自适应权重计算单元; (211a)第一通道功率计算单元; (211b)第二通道功率计算单元; (212a)第一SNR推定单元; (212b)第二SNR推定单元; (213a)第一加权值计算单元; (213b)第二加权值计算单元