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    • 32. 发明授权
    • Battery charge modulator with boost capability
    • 具有升压能力的电池充电调制器
    • US09246348B2
    • 2016-01-26
    • US13479390
    • 2012-05-24
    • Eric M. Solie
    • Eric M. Solie
    • H02J7/00H02J7/02H02J7/04
    • H02J7/022H02J7/04
    • A system and method for controlling a converter of a power stage receiving an adapter current for providing current to a load. The converter is operative in a buck mode for charging a battery and in a boost mode for discharging the battery to the load to supplement adapter current. The adapter current is compared with a predetermined level to develop a control signal, and at least one pulse control signal is developed based on the control signal and used to control the modulator. The modulator operates the converter in the buck mode when the adapter current up to the predetermined level, and operates the converter in the boost mode when the adapter current exceeds the predetermined level. The battery current may also be monitored to adjust the control signal to limit battery charge or discharge current in both modes.
    • 一种用于控制功率级的转换器的系统和方法,所述功率级接收用于向负载提供电流的适配器电流。 转换器在降压模式下工作,用于对电池充电并且在升压模式下将电池放电到负载以补充适配器电流。 将适配器电流与预定电平进行比较以产生控制信号,并且基于控制信号开发至少一个脉冲控制信号,并用于控制调制器。 当适配器电流达到预定电平时,调制器以降压模式操作转换器,并且当适配器电流超过预定电平时,调制器在升压模式下操作。 也可以监视电池电流以调节控制信号以限制两种模式下的电池充电或放电电流。
    • 35. 发明授权
    • Frame structure for a QAM system
    • QAM系统的帧结构
    • US09160601B2
    • 2015-10-13
    • US14320629
    • 2014-06-30
    • INTERSIL AMERICAS LLC
    • Mark FimoffJinghua JinJin H. Kim
    • H04L5/12H04L23/02H04L27/34H04L1/00H04N21/426
    • H04L27/34H04L1/0054H04L1/006H04N21/42607
    • A novel framing method for a variable net bit rate digital communications system that utilizes a set of different QAM constellations and punctured trellis code combinations, each combination designated as a mode. This frame structure has a variable integral number of QAM symbols per frame depending on the selected mode, but the number of bytes and Reed-Solomon packets per frame is constant. This is achieved even though the number of data bits per QAM symbol for some modes is fractional. Also the number of trellis coder puncture pattern cycles per frame is an integer for all modes. This arrangement simplifies the synchronization of receiver processing blocks such as the Viterbi decoder, de-randomizer, byte de-interleaver, and Reed-Solomon decoder.
    • 一种用于可变网络比特率数字通信系统的新型成帧方法,其利用一组不同的QAM星座和穿孔网格码组合,每种组合被指定为模式。 该帧结构根据所选择的模式具有每帧可变整数个QAM符号,但是每帧的字节数和Reed-Solomon分组是恒定的。 即使某些模式的每个QAM符号的数据位数是分数,也是这样。 此外,每帧的网格编码器穿孔模式周期的数量是所有模式的整数。 这种布置简化了诸如维特比解码器,去随机器,字节解交织器和里德 - 所罗门解码器之类的接收机处理块的同步。
    • 36. 发明授权
    • Image processing apparatus and camera system
    • 图像处理装置和相机系统
    • US09118831B2
    • 2015-08-25
    • US13692427
    • 2012-12-03
    • INTERSIL AMERICAS LLC
    • Ryo KamiyaTakeshi Suzuki
    • H04N5/228H04N5/232G06T3/00G08B13/196H04N5/262G06K9/32
    • H04N5/23238G06K9/32G06T3/0062G08B13/19628G08B13/1963H04N5/23216H04N5/2628
    • An image processing apparatus or camera system comprises an image sensor 1, a geometrical position calculation device 6 for performing predetermined correction of a distortion, a first address table 10 for storing information correlating an input side address based on the calculation results of the geometrical position calculation device 6 to an output side address as a reference, a sort unit 11 for sorting the output side addresses according to the input side addresses, a second address table 12 for storing information correlating the output side address to the sorted input side address as a reference, and an address matching device 13 for matching the input side address of input side image data DI with the input side address stored in the second address table 12 and outputting output side image data DO.
    • 图像处理装置或照相机系统包括图像传感器1,用于执行预定的失真校正的几何位置计算装置6,用于存储基于几何位置计算的计算结果使输入侧地址相关的信息的第一地址表10 设备6到输出侧地址作为参考,分类单元11,用于根据输入侧地址对输出侧地址进行排序;第二地址表12,用于存储将输出侧地址与排序的输入侧地址相关的信息作为参考 以及地址匹配装置13,用于将输入侧图像数据DI的输入侧地址与存储在第二地址表12中的输入侧地址进行匹配,并输出输出侧图像数据DO。
    • 37. 发明授权
    • Optical proximity sensors using echo cancellation techniques to detect one or more objects
    • 使用回波消除技术的光学接近传感器来检测一个或多个物体
    • US08994926B2
    • 2015-03-31
    • US13491476
    • 2012-06-07
    • Kenneth C. Dyer
    • Kenneth C. Dyer
    • G01C3/08
    • G01S17/10G01S7/4876
    • An optical sensor includes a driver, light detector and echo canceller. The driver is adapted to selectively drive a light source. The light detector is adapted to produce a detection signal indicative of an intensity of light detected by the light detector. The echo canceller is adapted to produce an echo cancellation signal that is combined with the detection signal produced by the light detector to produce an echo cancelled detection signal having a predetermined target magnitude (e.g., zero). The echo canceller includes a coefficient generator that is adapted to produce echo cancellation coefficients indicative of distance(s) to one or more objects, if any, within the sense region of the optical sensor. The optical sensor can also include a proximity detector adapted to detect distance(s) to one or more objects within the sense region of the optical sensor based on the echo cancellation coefficients generated by the coefficient generator.
    • 光学传感器包括驱动器,光检测器和回波消除器。 驱动器适于选择性地驱动光源。 光检测器适于产生指示由光检测器检测到的光的强度的检测信号。 回波消除器适于产生与由光检测器产生的检测信号组合的回波消除信号,以产生具有预定目标幅度(例如零)的回波消除检测信号。 回波消除器包括系数发生器,其适于产生指示光学传感器的感测区域内的一个或多个物体(如果有的话)的距离的回波消除系数。 光学传感器还可以包括适于基于由系数发生器产生的回波抵消系数来检测与光学传感器的感测区域内的一个或多个物体的距离的接近检测器。
    • 38. 发明申请
    • SYSTEM AND METHOD OF EQUIVALENT SERIES INDUCTANCE CANCELLATION
    • 等效电感系统和方法电感消除
    • US20150061632A1
    • 2015-03-05
    • US14087638
    • 2013-11-22
    • Intersil Americas LLC
    • Rhys S.A. PhilbrickEmil ChenGwilym LuffRuchi J. Parikh
    • H02M3/158
    • H02M3/158H02M2001/0016H02M2003/1566
    • An equivalent series inductance (ESL) cancel circuit for a regulator for adjusting a feedback voltage by attenuating a magnitude of a square wave ripple voltage developed on an output voltage. The regulator includes an output inductor and an output capacitor, in which the capacitor has an ESL which forms an inductive voltage divider with the output inductor causing the square wave voltage ripple. The ESL cancel circuit may include first and second current sources and a resistor device coupled between the output node and an adjust node which is further coupled to a feedback input of the regulator. The first current source applies a current proportional to the output voltage to the adjust node. The second current source selectively applies a current proportional to the input voltage of the regulator based on a state of the pulse control signal.
    • 用于调节器的等效串联电感(ESL)消除电路,用于通过衰减在输出电压上产生的方波纹波电压的幅度来调节反馈电压。 调节器包括输出电感器和输出电容器,其中电容器具有ESL,其形成感应分压器,输出电感器引起方波电压纹波。 ESL取消电路可以包括第一和第二电流源以及耦合在输出节点和调节节点之间的电阻器件,其进一步耦合到调节器的反馈输入。 第一个电流源将与输出电压成比例的电流施加到调节节点。 第二电流源基于脉冲控制信号的状态选择性地施加与调节器的输入电压成比例的电流。
    • 40. 发明申请
    • SEMICONDUCTOR STRUCTURE FOR ENHANCED ESD PROTECTION
    • 用于增强ESD保护的半导体结构
    • US20150022921A1
    • 2015-01-22
    • US14045447
    • 2013-10-03
    • INTERSIL AMERICAS LLC
    • James Edwin Vinson
    • H01L27/02
    • H01L27/0262H01L29/7436
    • A semiconductor structure for enhanced ESD protection is disclosed. The semiconductor structure includes a plurality of fingers, wherein each finger of the plurality of fingers includes a plurality of voltage clamps, and each voltage clamp of the plurality of voltage clamps includes at least a first well having a first conductivity type and a second well having a second conductivity type, and a connection between a well tie of the first well of a first voltage clamp of the plurality of voltage clamps and a well tie of the first well of a second voltage clamp of the plurality of voltage clamps, wherein the connection is enabled to couple a bias voltage associated with a current flow in the first voltage clamp to the second voltage clamp, and the first voltage clamp and the second voltage clamp are thereby enabled to trigger on substantially simultaneously.
    • 公开了一种用于增强ESD保护的半导体结构。 所述半导体结构包括多个指状物,其中所述多个指状物中的每个指状物包括多个电压钳位,并且所述多个电压钳中的每个电压钳位件至少包括具有第一导电类型的第一阱和具有第一阱的第二阱, 第二导电类型以及多个电压钳中的第一电压钳的第一阱的阱带与多个电压钳的第二电压钳的第一阱的阱连接之间的连接,其中,连接 使得能够将与第一电压钳中的电流相关联的偏置电压耦合到第二电压钳位,并且因此能够基本上同时地触发第一电压钳和第二电压钳。