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    • 32. 发明授权
    • Radio communication transmission system and method based on software defined radio
    • 基于软件定义无线电的无线电通信传输系统和方法
    • US09344121B2
    • 2016-05-17
    • US14005437
    • 2011-05-31
    • Ning ChenBingxin Tian
    • Ning ChenBingxin Tian
    • H04B1/00
    • H04B1/0003H04B1/0007
    • The disclosure discloses a Software Defined Radio (SDR)-based radio communication transmission system. A front-end analog interface unit, a Digital-to-Analog (D/A) and Analog-to-Digital (A/D) conversion unit, a core processing unit and a storage unit adopt the universal bus for interconnection and interworking. The core processing unit is configured to acquire the front-end processed data from the front-end analog interface unit, and to choose to transmit the front-end processed data to the D/A and A/D conversion unit by the control of the universal bus according to whether the radio communication standard of the current data accords with the current working mode. The disclosure further discloses an SDR-based radio communication transmission method, which includes that: the core processing unit chooses to transmit the front-end processed data to the D/A and A/D conversion unit by the control of the universal bus according to whether the radio communication standard of the current data accords with the current working mode. The system and method of the disclosure can adapt to the coexistence of multiple radio communication standards and complement the advantages of each structure at the same time.
    • 本公开公开了一种基于软件无线电(SDR)的无线电通信传输系统。 前端模拟接口单元,数模(D / A)和模数(A / D)转换单元,核心处理单元和存储单元采用通用总线进行互连和互通。 核心处理单元被配置为从前端模拟接口单元获取前端处理的数据,并且通过控制前端处理数据的控制来选择将前端处理的数据发送到D / A和A / D转换单元 通用总线根据当前数据的无线电通信标准是否符合当前工作模式。 本公开进一步公开了一种基于SDR的无线电通信传输方法,其包括:核心处理单元选择通过根据通用总线的控制将前端处理数据发送到D / A和A / D转换单元 当前数据的无线电通信标准是否符合当前工作模式。 本公开的系统和方法可以适应多个无线电通信标准的共存,同时补充每个结构的优点。
    • 34. 发明授权
    • Glass suitable for chemical tempering and chemically tempered glass thereof
    • 玻璃适用于化学回火和化学钢化玻璃
    • US08828545B2
    • 2014-09-09
    • US13258939
    • 2009-07-16
    • Wei SunChuncai SongXiaoli ChenNing ChenJun XiaoChang Li
    • Wei SunChuncai SongXiaoli ChenNing ChenJun XiaoChang Li
    • C03C3/091C03C3/093C03C21/00C03C23/00
    • C03C3/091C03C3/093C03C21/002C03C23/007Y10T428/315
    • The invention provides a silica-alumina-sodium oxide glass easy to melt and suitable for a low temperature ion exchange process. The glass is suitable for chemical tempering and consists of 55-60 wt % of SiO2, 0.1-2.5 wt % of B2O3, 11-16 wt % of Al2O3, 14-17 wt % of Na2O, 1-8 wt % of K2O, 0-8 wt % of ZrO2, 0-5 wt % of CaO, 0-5 wt % of MgO and 0-1 wt % of Sb2O3. By reasonably setting the composition, the difficulty in glass production decreases and the glass melting temperature is reduced obviously, which is favorable to reduce energy consumption and improve yield of products. Under the condition that tempering temperature is 380□-500□ and tempering time is 4-12 h, the surface compressive stress can be 610-1100 Mpa, the depth of a stress layer can be 31-80 μm, and the glass is reinforced and has high shock resistance. The glass of the invention has high wear resistance and can be used as a protective glass material of high-grade electronic display products such as mobile phones and PDAs.
    • 本发明提供一种容易熔融并适用于低温离子交换工艺的二氧化硅 - 氧化铝 - 氧化钠玻璃。 该玻璃适用于化学回火,由55-60重量%的SiO2,0.1-2.5重量%的B2O3,11-16重量%的Al2O3,14-17重量%的Na2O,1-8重量%的K2O组成, 0-8重量%的ZrO 2,0-5重量%的CaO,0-5重量%的MgO和0-1重量%的Sb 2 O 3。 通过合理设定组成,玻璃生产难度降低,玻璃熔融温度明显降低,有利于降低能耗,提高产品产量。 在回火温度为380〜-500℃,回火时间为4-12h的条件下,表面压应力可达610-1100Mpa,应力层深度可达31-80μm,玻璃加强 并具有高抗冲击性。 本发明的玻璃具有高耐磨性,可用作高级电子显示产品如手机和PDA的保护玻璃材料。
    • 35. 发明申请
    • Method and device for passing parameters between processors
    • 在处理器之间传递参数的方法和设备
    • US20140095829A1
    • 2014-04-03
    • US14006030
    • 2011-05-31
    • Zhiwei MoNing ChenHao Wang
    • Zhiwei MoNing ChenHao Wang
    • G06F9/38
    • G06F9/3877G06F8/00G06F9/3881G06F9/44505G06F9/546G06F13/1668G06F15/167H04L67/10Y02D10/43
    • The disclosure provides a method for passing a parameter between processors. The method comprises the following steps: in a source program of a slave processor, directly introducing a static configuration parameter to be passed; obtaining a relative address of the static configuration parameter when converting the source program of the slave processor into a target program of the slave processor; and configuring directly, by a master processor, a parameter value of the static configuration parameter in the target program of the slave processor according to the obtained relative address of the static configuration parameter. The disclosure also provides a system for passing a parameter between processors. The system has no need to use external hardware such as a dual-port Random Access Memory (RAM) and a register, thus, the requirement of parameter transmission on the external hardware is reduced, and further the area and static power consumption of a chip are reduced. The disclosure reduces the cycle delay of the slave processor in accessing the dual-port RAM and the register, thereby effectively reducing the dynamic power consumption of the chip, improving the processing capability of the slave processor and enhancing the effective performance of the slave processor.
    • 本公开提供了一种用于在处理器之间传递参数的方法。 该方法包括以下步骤:在从属处理器的源程序中,直接引入要传递的静态配置参数; 当将从属处理器的源程序转换成从属处理器的目标程序时,获得静态配置参数的相对地址; 并且由主处理器根据所获得的静态配置参数的相对地址直接配置从属处理器的目标程序中的静态配置参数的参数值。 本公开还提供了一种用于在处理器之间传递参数的系统。 该系统不需要使用诸如双端口随机存取存储器(RAM)和寄存器的外部硬件,因此减少了外部硬件上参数传输的要求,进一步降低了芯片的面积和静态功耗 减少了 本公开减少了从属处理器在访问双端口RAM和寄存器时的周期延迟,从而有效地降低了芯片的动态功耗,提高了从属处理器的处理能力,提高了从属处理器的有效性能。
    • 37. 发明授权
    • Fourier transform processing and twiddle factor generation
    • 傅里叶变换处理和旋转因子生成
    • US08386552B2
    • 2013-02-26
    • US12211892
    • 2008-09-17
    • Ning ChenJayakrishnan C. MundarathPornchai Pawawongsak
    • Ning ChenJayakrishnan C. MundarathPornchai Pawawongsak
    • G06F15/00
    • G06F17/142
    • In a data processing system, having a twiddle factor unit, a method for performing a mixed-radix discrete Fourier transform (DFT) having a block size, N, and a maximum block size, Nmax, wherein the maximum block size includes a radix that is not a power of 2 is provided. The method includes receiving a delta value at an input of the twiddle factor unit, the delta value representing a ratio of a modified maximum bock size to the block size, wherein the modified maximum block size is a power of 2. The method further includes using the delta value to obtain a step size for generating indices of a look-up table stored within the twiddle factor unit, wherein the look-up table stores real and imaginary components of twiddle factors corresponding to a set of block sizes of the DFT.
    • 在具有旋转因子单元的数据处理系统中,执行具有块大小N和最大块大小Nmax的混合离散傅里叶变换(DFT)的方法,其中最大块大小包括基数,其中, 不是提供2的力量。 该方法包括在旋转因子单元的输入处接收增量值,增量值表示修改的最大块大小与块大小的比率,其中修改的最大块大小是2的幂。该方法还包括使用 所述增量值用于获得用于产生存储在所述旋转因子单元内的查找表的索引的步长的步长,其中所述查找表存储与所述DFT的块大小的集合相对应的旋转因子的实部和虚部。
    • 39. 发明申请
    • METHOD FOR EFFICIENT CONTROL SIGNALING OF TWO CODEWORD TO ONE CODEWORD TRANSMISSION
    • 两个编码器对一个编码传输的有效控制信号的方法
    • US20130036338A1
    • 2013-02-07
    • US13584686
    • 2012-08-13
    • Jayesh H. KotechaIan C. WongNing Chen
    • Jayesh H. KotechaIan C. WongNing Chen
    • H04L1/18
    • H04B7/0413H04L1/1812H04L1/1896
    • In a wireless communication system (200), a compact control signaling scheme is provided for signaling the selected retransmission mode and codeword identifier for a codeword retransmission when one of a plurality of codewords (CW1, CW2) being transmitted over two codeword pipes to a receiver (201.i) fails the transmission and when the base station/transmitter (210) switches from a higher order channel rank (231) to a lower order channel rank (241), either by including one or more additional signaling bits in the control signal (240) to identify the retransmitted codeword, or by re-using existing control signal information in a way that can be recognized by the subscriber station/receiver to identify the retransmitted codeword. With the compact control signal, the receiver (201.i) is able to determine which codeword is being retransmitted and to determine the corresponding time-frequency resource allocation for the retransmitted codeword.
    • 在无线通信系统(200)中,当多个码字(CW1,CW2)中的一个码字(CW1,CW2)通过两个码字管道发送到接收机时,提供紧凑控制信令方案用于信令所选择的重传模式和用于码字重传的码字标识符 (201.i)发送失败,并且当基站/发射机(210)从较高阶信道秩(231)切换到较低阶信道秩(241)时,无论是通过在控制中包括一个或多个附加信令比特 信号(240)以识别重传的码字,或者以可由用户站/接收机识别重传的码字的方式重新使用现有的控制信号信息。 利用紧凑控制信号,接收器(201.i)能够确定哪个码字正被重传并且确定重传的码字的对应的时间 - 频率资源分配。