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    • 71. 发明申请
    • VIDEO ENCODING CONTROL METHOD, VIDEO ENCODING APPARATUS, AND VIDEO ENCODING PROGRAM
    • 视频编码控制方法,视频编码设备和视频编码程序
    • US20130051458A1
    • 2013-02-28
    • US13695865
    • 2011-05-02
    • Masaki KitaharaAtsushi ShimizuNaoki Ono
    • Masaki KitaharaAtsushi ShimizuNaoki Ono
    • H04N7/26
    • H04N19/117H04N19/124H04N19/15H04N19/172H04N19/177H04N19/192H04N19/196H04N19/198
    • Video encoding is realized with small deterioration in image quality while suppressing underflow of a coded picture buffer (CPB) and with a smaller calculation amount than conventional 2-pass encoding. A video encoding control method which encodes an input video signal by controlling a generated bit rate so that a hypothetical buffer in a decoder does not fail includes: a step of sequentially encoding each picture in an encoding-order picture group in accordance with a predetermined encoding parameter, the encoding-order picture group including a predetermined number of pictures and being a collection of successive pictures in the order of encoding; a step of calculating a quantization statistic of each picture based on quantization parameter information used to encode each picture each time each picture is encoded, and checking whether or not the quantization statistic exceeds a predetermined threshold value, and a step of if the quantization statistic exceeds the predetermined threshold value, changing the encoding parameter so that the generated bit rate resulting from encoding is reduced and performing re-encoding from a first picture of an encoding-order picture group that is being encoded using the changed encoding parameter.
    • 在抑制编码图像缓冲器(CPB)的下溢并且以比传统的2遍编码更小的计算量的情况下,以较小的图像质量劣化实现视频编码。 一种视频编码控制方法,其通过控制生成的比特率来对输入视频信号进行编码,使得解码器中的假想缓冲器不失败包括:根据预定编码对编码次序图像组中的每个图像进行顺序编码的步骤 参数,编码顺序图像组包括预定数量的图像,并且是编码顺序的连续图像的集合; 在每个图像被编码时,基于用于对每个图像进行编码的量化参数信息,并且检查量化统计量是否超过预定阈值,并且如果量化统计量超过的步骤,则计算每个图像的量化统计量的步骤 预定阈值,改变编码参数,使得由编码产生的生成比特率减小,并且使用改变后的编码参数从编码顺序图像组的第一图像执行重新编码。
    • 72. 发明申请
    • POWER SUPPLY SYSTEM
    • 电源系统
    • US20130049468A1
    • 2013-02-28
    • US13695777
    • 2011-05-10
    • Toshiya IwasakiAtsushi SuyamaAtsushi Shimizu
    • Toshiya IwasakiAtsushi SuyamaAtsushi Shimizu
    • H02J7/34
    • H02J3/383H02J7/35H02J2003/007Y02E10/563Y02E10/566Y02E60/76Y04S40/22Y10T307/527
    • There is provided a power supply system in which a user can easily determine an optimum method of consuming power obtained by discharging a power storage portion. The power supply system (1) includes: a power storage portion (11) that supplies a power by discharge; a dischargeable time prediction portion (55) that predicts, when a power is supplied to a predetermined load among a plurality of loads included in the load portion (31), a dischargeable time that is a time period in which the power storage portion (11) can perform discharge; and a notification portion (70) that notifies a user of the dischargeable time predicted by the dischargeable time prediction portion (55). The dischargeable time prediction portion (55) predicts a plurality of dischargeable times in which combinations of loads receiving power supply are different and the notification portion (70) notifies the dischargeable times.
    • 提供了一种供电系统,其中用户可以容易地确定消耗通过放电蓄电部分获得的功率的最佳方法。 电源系统(1)包括:通过放电来供电的蓄电部(11); 一个可放电时间预测部分,当对包含在所述负载部分中的多个负载中的预定负载供电时,预测作为所述蓄电部分(11)的时间段的可放电时间 )可以执行放电; 以及向用户通知由可放电时间预测部(55)预测的可放电时间的通知部(70)。 可放电时间预测部(55)预测接收电力负载的组合不同的多个可放电时间,通知部(70)通知可放电时间。
    • 75. 发明授权
    • Mode register output circuit
    • 模式寄存器输出电路
    • US08325537B2
    • 2012-12-04
    • US12700121
    • 2010-02-04
    • Atsushi ShimizuTakahiko Fukiage
    • Atsushi ShimizuTakahiko Fukiage
    • G11C7/10
    • G11C7/1045G11C7/1051G11C7/106G11C7/1063G11C7/1069
    • To provide a semiconductor memory device including a mode register in which a mode signal is set, a data amplifier that amplifies read data read from a memory cell array, a data bus onto which the read data amplified by the data amplifier is transmitted, a data input/output circuit that outputs a signal on the data bus to outside, and a mode signal output circuit that outputs the mode signal set in the mode register onto the data bus. Because the mode signal is not caused to interrupt halfway along the data input/output circuit, but supplied onto the data bus that connects the data amplifier to the data input/output circuit, no collision of the read data with the mode signal occurs in the data input/output circuit.
    • 为了提供包括其中设置有模式信号的模式寄存器的半导体存储器件,放大从存储单元阵列读出的读取数据的数据放大器,由数据放大器放大的读取数据被发送到的数据总线,数据 将数据总线上的信号输出到外部的输入/输出电路以及将模式寄存器中设置的模式信号输出到数据总线上的模式信号输出电路。 由于模式信号不是沿着数据输入/输出电路中途中断,而是提供给连接数据放大器到数据输入/输出电路的数据总线,不会在读取数据与模式信号之间发生冲突 数据输入/输出电路。
    • 76. 发明申请
    • MOTION VECTOR PREDICTIVE ENCODING METHOD, MOTION VECTOR PREDICTIVE DECODING METHOD, MOVING PICTURE ENCODING APPARATUS, MOVING PICTURE DECODING APPARATUS, AND PROGRAMS THEREOF
    • 运动矢量预测编码方法,运动矢量预测解码方法,移动图像编码装置,移动图像解码装置及其程序
    • US20120294371A1
    • 2012-11-22
    • US13576609
    • 2011-02-08
    • Masaki KitaharaAtsushi ShimizuMayuko Watanabe
    • Masaki KitaharaAtsushi ShimizuMayuko Watanabe
    • H04N7/32
    • H04N19/521H04N19/52H04N19/533H04N19/56
    • In motion vector prediction encoding, the efficiency of motion vector prediction is improved and the efficiency of moving picture encoding is improved. A motion search is performed for a block to be encoded in a picture to be encoded using an encoded reference picture to calculate a motion vector. A plurality of blocks which include at least one of encoded blocks in the picture to be encoded and encoded blocks in an encoded picture and in predetermined positions relative to the position of the block to be encoded in the picture to be encoded are set as primary candidate blocks, and N primary candidate reference motion vectors are determined from motion vectors used in encoding the primary candidate blocks. The degrees of reliability of the primary candidate reference motion vectors which quantitatively represent effectiveness in motion vector prediction of the block to be encoded is calculated using encoded picture information for each of the primary candidate reference motion vectors. Top M primary candidate reference motion vectors with higher degrees of reliability are selected from the primary candidate reference motion vectors as secondary candidate reference motion vectors. A predictive motion vector of the block to be encoded is calculated using the secondary candidate reference motion vectors, and a residual between the motion vector obtained through the motion search of the block to be encoded and the predictive motion vector is encoded as encoded information of the motion vector.
    • 在运动矢量预测编码中,提高了运动矢量预测的效率,提高了运动图像编码的效率。 对要编码的图像中的块进行运动搜索,以使用编码的参考图片来编码,以计算运动矢量。 将要编码的图像中的编码块和编码图像中的编码块中的至少一个相对于要编码的图像中要编码的块的位置的预定位置中的至少一个的块设置为主要候选 块和N个主要候选参考运动矢量由用于编码主候选块的运动矢量确定。 使用用于每个主要候选参考运动矢量的编码图像信息来计算定量表示要编码的块的运动矢量预测中的有效性的主要候选参考运动矢量的可靠度。 从主要候选参考运动矢量中选择具有较高可靠度的顶级M个主要候选参考运动矢量作为次要候选参考运动矢量。 使用第二候选参考运动矢量来计算要编码的块的预测运动矢量,并且通过运动搜索获得的要被编码的块的运动矢量与预测运动矢量之间的残差被编码为 运动矢量。
    • 77. 发明申请
    • MOBILE TERMINAL
    • 移动终端
    • US20110250920A1
    • 2011-10-13
    • US13123150
    • 2009-10-05
    • Atsushi ShimizuTatsuaki Osafune
    • Atsushi ShimizuTatsuaki Osafune
    • H04W4/00
    • H04W72/1215H04W72/1247H04W88/06
    • A mobile terminal retains a communication device allocation priority table in which the allocation priorities of communication devices to respective applications are recorded for each of the communication devices mounted to the mobile terminal. The allocation priorities are determined from the combination of the types of an application and the operation state of the application. The mobile terminal allocates the communication devices to the applications in accordance with the priority orders recorded in the allocation priority table. The allocation priorities recorded in the communication device allocation priority table are varied in accordance with the operation states of the applications and the presence/absence of an alternate device.
    • 移动终端保留通信设备分配优先级表,其中为安装到移动终端的每个通信设备记录通信设备对相应应用的分配优先级。 分配优先级根据应用的类型和应用的操作状态的组合来确定。 移动终端根据分配优先级表中记录的优先顺序将通信设备分配给应用。 记录在通信设备分配优先级表中的分配优先级根据应用的操作状态和备用设备的存在/不存在而变化。
    • 79. 发明申请
    • QUANTIZATION CONTROL METHOD AND APPARATUS, PROGRAM THEREFOR, AND STORAGE MEDIUM WHICH STORES THE PROGRAM
    • 量化控制方法和装置,程序及存储程序的存储介质
    • US20100014583A1
    • 2010-01-21
    • US12528879
    • 2008-03-05
    • Atsushi ShimizuRyuichi Tanida
    • Atsushi ShimizuRyuichi Tanida
    • H04N7/26
    • H04N19/124H04N19/136H04N19/142H04N19/152H04N19/172H04N19/174H04N19/176H04N19/177H04N19/179H04N19/61
    • A quantization control method used in a video encoding which encodes a video image and performs control for making an encoding bit rate approach a predetermined target bit rate. The quantization control method includes measuring a differential amount of code between a target amount of code and an amount of generated code; determining whether or not a predetermined condition has occurred; determining, when it is determined that the condition has occurred, a variation for an amount of feedback which increases or decreases a quantization step size, and changing the amount of feedback based on the determined variation; and increasing or decreasing the quantization step size based on the measured differential amount of code and the changed amount of feedback. If there are a plurality of the predetermined conditions, a final variation for the amount of feedback may be determined by applying a specific operation to variations for the amount of feedback, which are determined for the individual conditions.
    • 一种在视频编码中使用的量化控制方法,其对视频图像进行编码,并进行使编码比特率接近预定目标比特率的控制。 量化控制方法包括:测量目标代码量与生成代码量之间的差分代码量; 确定是否发生了预定条件; 确定当确定所述条件已经发生时,增加或减少量化步长的反馈量的变化,以及基于所确定的变化来改变反馈量; 以及基于所测量的差分代码量和改变的反馈量来增加或减少量化步长。 如果存在多个预定条件,则可以通过对针对各个条件确定的反馈量的变化应用特定操作来确定反馈量的最终变化。