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    • 4. 发明授权
    • Electronic device
    • 电子设备
    • US08477512B2
    • 2013-07-02
    • US12777413
    • 2010-05-11
    • Jun-Jie ZhengYan ZhongXin JiWen-Hsiang Hung
    • Jun-Jie ZhengYan ZhongXin JiWen-Hsiang Hung
    • H05K1/11
    • G06F1/1601
    • An electronic device includes a main frame structure, a plurality of functional modules fixed to the main frame structure, a plurality of cables connecting the functional modules, a cable collector board fixed to the main frame structure, and a motherboard detachably connected to the main frame structure. The cable collector board includes a plurality of first printed circuits electrically collecting the cables, and a first connector electrically collecting the first printed circuits. The motherboard includes a plurality of second printed circuits and a second connector collecting the second printed circuits. The second connector is detachably electrically connected to the first connector.
    • 一种电子设备,包括主框架结构,固定到主框架结构的多个功能模块,连接功能模块的多个电缆,固定到主框架结构的电缆集电板和可拆卸地连接到主框架的主板 结构体。 电缆收集器板包括多个第一印刷电路,电路中收集电缆,第一连接器电接收第一印刷电路。 主板包括多个第二印刷电路和收集第二印刷电路的第二连接器。 第二连接器可拆卸地电连接到第一连接器。
    • 6. 发明授权
    • Method and apparatus for decoding a LDPC code
    • 用于对LDPC码进行解码的方法和装置
    • US07996752B2
    • 2011-08-09
    • US11744860
    • 2007-05-05
    • Abhiram PrabhakarYan Zhong
    • Abhiram PrabhakarYan Zhong
    • G06F11/00
    • H03M13/1105H03M13/6516
    • In a decoder for decoding a low density parity check (LDPC) code suitable for decoding multi-rated LDPC codes, a method is provided. The method comprises the steps of: providing a memory for the decoding with the memory dependent on a parity check matrix H with maximum number of “1”s; using a number of column updating units, updating columns parallely and simultaneously producing messages; and using a number of row updating units, updating rows parallely and simultaneously producing messages. Whereby an improved architecture in a logic and the memory is provided such that an improved throughput, power consumption, and memory area is achieved.
    • 在用于解码适用于解码多等级LDPC码的低密度奇偶校验(LDPC)码的解码器中,提供了一种方法。 该方法包括以下步骤:依赖于具有最大数量“1”的奇偶校验矩阵H提供用于使用存储器进行解码的存储器; 使用多个列更新单元,更新列并行并同时生成消息; 并使用多个行更新单元,并行地并行地生成消息。 由此提供了逻辑和存储器中的改进的架构,使得实现了改进的吞吐量,功耗和存储器区域。
    • 7. 发明授权
    • Decoding multi-block product code
    • 解码多块产品代码
    • US06898757B1
    • 2005-05-24
    • US10117388
    • 2002-04-04
    • Yan ZhongLin Yang
    • Yan ZhongLin Yang
    • H03M13/25H03M13/29H04L1/00H04L27/34H03M13/03
    • H04L1/0057H03M13/251H03M13/2909H04L1/0045H04L27/3488
    • A method for efficient decoding of block product code format signals, using a (22p)QAM signal constellation for mapping of a received signal, with p=2, 3, 4, 5, . . . A received signal value rx, corresponding to an x=I or x=Q coordinate, is converted to a p-tuple (B(p-1)x, . . . , B0x) corresponding to a “closest” I-coordinate or Q-coordinate numerical value, and a p-stage algorithm is applied to the signal values rx and to the p-tuples (B(p-1)x, . . . , B0x) to determine a p-tuple (r(p-1)x, . . . , r0x) representing a decoded p-bit value for the received signal value rx. Depending upon a communication channel parameter Eb/N0 and the bit error ratio BER associated with each of the p bits, the received signal values rx may be suitable for some or all communications activities (e.g., HDTV, SDTV, mobile comm).
    • 使用用于映射接收到的信号的(2≤Pp)QAM信号星座来对块产品码格式信号进行有效解码的方法,其中p = 2,3,4,5,...。 。 。 对应于x = I或x = Q坐标的接收信号值r x x x被转换成p元组(B(p-1)x)。 对应于“最接近”的I坐标或Q坐标数值的P阶算法,并且将p级算法应用于信号值r x1 / 以及p元组(B>(p-1)x,...,B×0x))来确定p元组(r∈(p-1) 1)表示用于接收信号值r x x的解码的p位值的x,...,r 。 根据通信信道参数Eb / N0和与每个p位相关联的比特误差BER,接收信号值r x x可适用于一些或所有通信活动(例如,HDTV, SDTV,手机通讯)。
    • 9. 发明授权
    • Lamp ballast having filament heating apparatus for gas discharge lamp
    • 具有气体放电灯灯丝加热装置的灯具镇流器
    • US09013106B2
    • 2015-04-21
    • US13242170
    • 2011-09-23
    • Weiqiang ZhangQi ZhangYan ZhongChing-Ho ChouJianping Ying
    • Weiqiang ZhangQi ZhangYan ZhongChing-Ho ChouJianping Ying
    • H01J13/32H05B41/295
    • H05B41/295
    • Provided is a lamp ballast having a filament heating apparatus for gas discharge lamp, including a PFC converter for receiving an AC input voltage and converting the AC input voltage into a DC bus voltage; an inverter connected to an output end of the PFC converter for converting the DC bus voltage into an AC output voltage for driving gas discharge lamps; and a filament heating apparatus connected to the output end of the PFC converter. The filament heating apparatus includes an auxiliary heating circuit for converting the DC bus voltage into a heating power for pre-heating the filaments of the gas discharge lamps; and a control circuit connected to the inverter and the auxiliary heating circuit for generating an auxiliary voltage according to the heating power to activate the PFC converter. After the auxiliary heating circuit has been operating for a predetermined period of time, the auxiliary heating circuit is turned off first and then the inverter is turned on; or otherwise the inverter is turned on first and then the auxiliary heating circuit is turned off.
    • 提供一种具有用于气体放电灯的灯丝加热装置的灯镇流器,包括用于接收AC输入电压并将AC输入电压转换成DC总线电压的PFC转换器; 连接到PFC转换器的输出端的逆变器,用于将DC总线电压转换成用于驱动气体放电灯的AC输出电压; 以及连接到PFC转换器的输出端的灯丝加热装置。 灯丝加热装置包括辅助加热电路,用于将直流母线电压转换成用于对气体放电灯的细丝进行预热的加热功率; 以及连接到逆变器和辅助加热电路的控制电路,用于根据加热功率产生辅助电压以激活PFC转换器。 在辅助加热电路已经运行预定时间段之后,首先关闭辅助加热电路,然后使逆变器接通; 否则逆变器首先接通,然后辅助加热电路关闭。