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    • 52. 发明授权
    • Method for the formation of SERS substrates
    • 形成SERS底物的方法
    • US08559002B2
    • 2013-10-15
    • US12933001
    • 2009-03-20
    • Som TyagiKambiz Pourrezaei
    • Som TyagiKambiz Pourrezaei
    • G01J3/44C23C16/52B05D1/12B05D3/02
    • G01N21/658G01J3/44Y10T428/24372Y10T428/24413
    • A method for the formation of surface enhanced Raman scattering substrates. The method produces thin substrates that have a nanoparticle ink deposited thereon. The nanoparticle ink may be any suitable nanoparticle ink such as silver, gold or copper nanoparticle ink which includes stabilized nanoparticles. The substrates and nanoparticle ink undergo a first step of heating in order to remove liquid vehicle from the ink. The substrates and nanoparticles then undergo a second step of heating for an amount of time sufficient to remove a substantial portion of the stabilizer and provide a fractal aggregate nanoparticle layer on the substrate having a certain resistivity or conductivity suitable for Raman scattering. This creates SERS substrates with enhanced amplification properties.
    • 一种形成表面增强拉曼散射基板的方法。 该方法产生沉积有纳米颗粒油墨的薄基材。 纳米颗粒油墨可以是任何合适的纳米颗粒油墨,例如包括稳定的纳米颗粒的银,金或铜纳米颗粒油墨。 底物和纳米颗粒油墨经历第一步加热以从油墨中除去液体载体。 衬底和纳米粒子然后进行第二步骤的加热足够的时间以去除大部分的稳定剂,并在衬底上提供适合于拉曼散射的一定电阻率或电导率的分形聚集体纳米颗粒层。 这产生具有增强扩增性能的SERS底物。
    • 54. 发明授权
    • Receiver for error-protected packet-based frame
    • 接收器,用于基于错误保护的基于分组的帧
    • US08543893B2
    • 2013-09-24
    • US12837556
    • 2010-07-16
    • Atul Kisanrao HedaooRayesh Kashinath Raikar
    • Atul Kisanrao HedaooRayesh Kashinath Raikar
    • H03M13/00
    • H03M13/05H03M13/13H04L1/0052H04L1/0057
    • In one embodiment, a receiver for a frame of media packets employing the real-time transmission protocol (RTP) and forward error correction (FEC) is disclosed. The receiver comprises a packet buffer and an FEC decoder. After a packet is received by the packet buffer, the FEC decoder reads the packet and, as part of FEC processing, performs an XOR operation on the packet, without waiting for the entire frame (or, indeed, for any subsequent packet of the frame) to be received. The XOR operation results are accumulated until sufficient packets are received to reconstruct a missing packet in the frame. Because the XOR operations are performed immediately after a packet is received, without any delay from waiting for subsequent packets, the receiver has a very low latency, and the packet buffer may be relatively small.
    • 在一个实施例中,公开了一种采用实时传输协议(RTP)和前向纠错(FEC)的媒体分组帧的接收机。 接收机包括分组缓冲器和FEC解码器。 在分组缓冲器接收到分组之后,FEC解码器读取分组,并且作为FEC处理的一部分,在分组上执行XOR操作,而不等待整个帧(或实际上,对于帧的任何后续分组) )被接收。 积累XOR运算结果,直到接收到足够的数据包来重构帧中丢失的数据包。 由于在接收到分组之后立即执行XOR操作,所以接收机没有等待后续分组的任何延迟,所以接收机具有非常低的延迟,并且分组缓冲器可能相对较小。
    • 55. 发明授权
    • Interpolation-based digital pre-distortion architecture
    • 基于插值的数字预失真架构
    • US08537041B2
    • 2013-09-17
    • US13289010
    • 2011-11-04
    • Rajiv ChandrasekaranGeorge P. Vella-Coleiro
    • Rajiv ChandrasekaranGeorge P. Vella-Coleiro
    • H03M1/66
    • H03F1/3247H03F3/24
    • A non-linear amplifier is linearized using interpolation-based digital pre-distortion (DPD). In one embodiment, the digital input signal is interpolated to generate a higher-sample-rate signal that is then pre-distorted. The resulting higher-sample-rate pre-distorted signal is then decimated to generate a final pre-distorted digital signal that is converted into an analog pre-distorted signal by a digital-to-analog converter (DAC) before being applied to the amplifier. In a polyphase embodiment, different versions of the original input digital signal are generated, where each version is then pre-distorted using a different DPD module to generate a different intermediate pre-distorted digital signal. The intermediate pre-distorted signals are filtered and combined to generate the final pre-distorted digital signal. In both embodiments, better linearization (e.g., less aliasing) can be achieved without increasing the sample rate of the DAC and, in the polyphase embodiment, without increasing the processing speed of the DPD modules.
    • 使用基于插值的数字预失真(DPD)线性化非线性放大器。 在一个实施例中,内插数字输入信号以产生然后被预失真的较高采样率信号。 然后抽取所得到的较高采样率预失真信号,以产生最终的预失真数字信号,该数字信号在施加到放大器之前由数模转换器(DAC)转换成模拟预失真信号 。 在多相实施例中,生成不同版本的原始输入数字信号,其中每个版本然后使用不同的DPD模块进行预失真以产生不同的中间预失真数字信号。 中间预失真信号被滤波和组合以产生最终的预失真数字信号。 在两个实施例中,可以在不增加DAC的采样率的同时在多相实施例中实现更好的线性化(例如,较少的混叠),而不增加DPD模块的处理速度。
    • 57. 发明授权
    • Optical receiver having a chromatic-dispersion compensation module with a multibranch filter-bank structure
    • 具有具有多分支滤波器组结构的色散补偿模块的光接收机
    • US09264145B2
    • 2016-02-16
    • US14154370
    • 2014-01-14
    • Alcatel-Lucent
    • Sebastian A. RandelFabian N. HauskeNoriaki Kaneda
    • H04B1/10H04B10/12H04B10/61
    • H04B10/616H04B10/6161
    • An optical receiver having an electronic dispersion-compensation module with two parallel signal-processing branches configured to provide a greater range of dispersion compensation than that provided by a prior-art device of comparable implementation complexity. In an example embodiment, each of the signal-processing branches includes a respective bank of finite-impulse-response filters that are configured in accordance with a different respective approximation of the group delay that needs to be compensated. The two group-delay approximations used by the filter banks rely on different respective step functions, each having a respective plurality of quantized steps, with the transitions between adjacent steps in one step function being spectrally aligned with the flat portions of the corresponding steps in the other step function. The filter banks may be further configured to apply different respective frequency-dependent phase-shift and/or amplitude-scaling profiles designed to reduce signal distortions associated with the transitions between adjacent steps in the step functions.
    • 一种具有电子色散补偿模块的光接收机,其具有两个并行信号处理分支,其被配置为提供比具有相当的实现复杂度的现有技术设备提供的更大的色散补偿范围。 在示例实施例中,每个信号处理分支包括相应的有限脉冲响应滤波器组,其被配置为根据需要补偿的组延迟的不同的相应近似。 滤波器组使用的两个群延迟近似依赖于不同的各自的阶梯函数,每个阶跃函数具有相应的多个量化步长,其中在一个阶梯函数中的相邻步骤之间的跃迁与该阶跃函数中的相应步骤的平坦部分进行频谱对准 其他步骤功能。 滤波器组可以被进一步配置为应用不同的相应的频率相移和/或幅度缩放轮廓,被设计为减少与步进功能中的相邻步骤之间的转变相关联的信号失真。
    • 59. 发明授权
    • Computer or microchip with an internal hardware firewall and a master controlling device
    • 具有内部硬件防火墙和主控设备的计算机或微芯片
    • US09183410B2
    • 2015-11-10
    • US14230713
    • 2014-03-31
    • Frampton E. Ellis
    • Frampton E. Ellis
    • G06F21/70H04L29/06G06F21/74G06F9/50G06Q30/04G06Q50/00H04L29/08H04L12/24
    • G06F21/70G06F9/5072G06F9/5077G06F21/74G06Q30/04G06Q50/00H04L41/046H04L63/02H04L63/0209H04L67/10
    • A computer or microchip including protected and network portions; an internal hardware firewall between the protected and network portions, and hardware communications components in the network portion. The firewall denies access to the protected portion from the network. The network portion has a connection for a network of computers including the World Wide Web and/or the Internet. Microprocessor(s) that are not hardware network communications components are located in the network portion and are separate from the firewall. One or more microprocessors and a volatile memory are located in the protected portion. A master controlling device is configured to control the computer or microchip, the non-volatile memory and the microprocessor(s) located in the network and protected portions. The firewall permits unrestricted access by the network of computers to the network portion so that processing operations, other than network communications and firewall operations are executed by microprocessor(s) in the network portion.
    • 包括受保护和网络部分的计算机或微芯片; 受保护部分和网络部分之间的内部硬件防火墙以及网络部分中的硬件通信组件。 防火墙拒绝从网络访问受保护的部分。 网络部分具有用于包括万维网和/或因特网的计算机网络的连接。 不是硬件网络通信组件的微处理器位于网络部分中,并且与防火墙分开。 一个或多个微处理器和易失性存储器位于受保护部分中。 主控制装置被配置为控制计算机或微芯片,位于网络中的非易失性存储器和微处理器以及被保护部分。 防火墙允许计算机网络不受限制地访问网络部分,使得网络通信和防火墙操作之外的处理操作由网络部分中的微处理器执行。
    • 60. 发明授权
    • Heat pump water heater
    • 热泵热水器
    • US09151486B2
    • 2015-10-06
    • US13639135
    • 2011-04-11
    • Young I. Cho
    • Young I. Cho
    • F22B1/28F24H4/04F24H9/20
    • F24D17/0036F22B1/28F22B1/281F24D17/02F24D2200/123F24H4/04F24H9/2021F25B27/00F25D21/08Y02B10/20Y02B10/70
    • An energy efficient heat pump system capable of operating in extreme low and high temperature environments. The heat pump system includes an evaporator, a heater operatively associated with the evaporator, compressor and condenser. In an exemplary embodiment, the heat pump system may further include a plasma pulse-spark system to facilitate removal of scale deposits. The heater heats an environmental medium prior to the environmental medium exchanging energy with a refrigerant located in an evaporator coil of the evaporator in order to maintain a predetermined minimum temperature differential between the environmental medium when it contacts the evaporator coil and the refrigerant when located in the evaporator coil. The system allows efficient operation at low temperatures.
    • 能够在极低温和高温环境下工作的节能型热泵系统。 热泵系统包括蒸发器,与蒸发器可操作地连接的加热器,压缩机和冷凝器。 在示例性实施例中,热泵系统还可以包括等离子体脉冲 - 火花系统,以便于去除垢垢。 在环境介质与位于蒸发器的蒸发器盘管内的制冷剂交换能量之前,加热器将环境介质加热,以便当环境介质接触蒸发器盘管和制冷剂位于 蒸发器盘管。 该系统允许在低温下有效的操作。