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1. 发明申请

US20140241699A1 CONTENT PLAYBACK INFORMATION ESTIMATION APPARATUS AND METHOD AND PROGRAM 有权
标题翻译：内容回放信息估计装置及方法与程序
公开(公告)号：US20140241699A1
公开(公告)日：2014-08-28
申请号：US14351704
申请日：2012-11-01
申请人： NIPPON TELEGRAPH AND TELEPHONE CORPORATION
发明人： Hirotada Honda , Hiroshi Yamamoto , Sorami Nakamura , Daisuke Ikegami
IPC分类号： H04N21/44 , H04N21/433
CPC分类号： H04N21/44004 , H04N21/2401 , H04N21/4333
摘要： A content playback information estimation apparatus, for estimating a state on playback of content, that is provided between a distribution server and a terminal in a system in which the distribution server distributes the content to the terminal via a network and the terminal plays the content, the content playback information estimation apparatus including: a unit configured to obtain packet data distributed from the distribution server to the terminal and to store the packet data in a storage unit; a unit configured to estimate a data amount in a buffer of the terminal based on obtained packet data; and a unit configured to estimate a state on playback at each time of the content in the terminal by comparing the estimated data amount with a predetermined threshold.
摘要翻译：一种内容再现信息估计装置，用于估计在分配服务器和终端之间的分发服务器和终端之间的内容的重放状态，其中分发服务器经由网络向终端分发内容并且终端播放内容，所述内容再现信息估计装置包括：单元，被配置为从所述分发服务器获得从所述终端分发的分组数据，并将分组数据存储在存储单元中; 被配置为基于获得的分组数据来估计终端的缓冲器中的数据量的单元; 以及单元，被配置为通过将所估计的数据量与预定阈值进行比较来估计终端中的每个内容的每次重放时的状态。

2. 发明授权

US09781474B2 Content playback information estimation apparatus and method and program 有权
公开(公告)号：US09781474B2
公开(公告)日：2017-10-03
申请号：US14351704
申请日：2012-11-01
申请人： NIPPON TELEGRAPH AND TELEPHONE CORPORATION
发明人： Hirotada Honda , Hiroshi Yamamoto , Sorami Nakamura , Daisuke Ikegami
IPC分类号： H04N9/80 , H04N21/44 , H04N21/24 , H04N21/433
CPC分类号： H04N21/44004 , H04N21/2401 , H04N21/4333
摘要： A content playback information estimation apparatus, for estimating a state on playback of content, that is provided between a distribution server and a terminal in a system in which the distribution server distributes the content to the terminal via a network and the terminal plays the content, the content playback information estimation apparatus including: a unit configured to obtain packet data distributed from the distribution server to the terminal and to store the packet data in a storage unit; a unit configured to estimate a data amount in a buffer of the terminal based on obtained packet data; and a unit configured to estimate a state on playback at each time of the content in the terminal by comparing the estimated data amount with a predetermined threshold.

3. 发明授权

US09794149B2 User experienced quality estimation apparatus, terminal bottleneck determination apparatus, similar operation extraction apparatus, method and program 有权
公开(公告)号：US09794149B2
公开(公告)日：2017-10-17
申请号：US14389034
申请日：2013-03-29
申请人： NIPPON TELEGRAPH AND TELEPHONE CORPORATION
发明人： Hiroshi Yamamoto , Sorami Nakamura , Hirotada Honda , Daisuke Ikegami
IPC分类号： G06F15/16 , H04L12/26 , G06F11/34 , H04L29/08 , H04L29/06
CPC分类号： H04L43/0852 , G06F11/3419 , G06F11/3476 , G06F17/40 , G06F2201/81 , H04L67/10 , H04L67/42
摘要： A user experienced quality estimation apparatus estimating a user experienced waiting time of an application in an user terminal, includes: a computer configured to: obtain, as estimation target logs, a duration time of each process of data obtaining, script execution and screen rendering performed in an estimation target period in the user terminal, and to store the estimation target logs in a received log storage unit; read out the estimation target logs from the received log storage unit, and output logs, excluding logs having data duration time shorter than a predetermined short time process threshold or longer than a predetermined long time process threshold; calculate, as multiplicity, the number of processes in a timeslot of a constant time length for the output logs; and extract a continuous region from data quantized by the quantization unit.

4. 发明申请

US20150074177A1 USER EXPERIENCED QUALITY ESTIMATION APPARATUS, TERMINAL BOTTLENECK DETERMINATION APPARATUS, SIMILAR OPERATION EXTRACTION APPARATUS, METHOD AND PROGRAM 有权
标题翻译：用户经验质量估算装置，终端瓶颈测定装置，类似操作提取装置，方法和程序
公开(公告)号：US20150074177A1
公开(公告)日：2015-03-12
申请号：US14389034
申请日：2013-03-29
申请人： NIPPON TELEGRAPH AND TELEPHONE CORPORATION
发明人： Hiroshi Yamamoto , Sorami Nakamura , Hirotada Honda , Daisuke Ikegami
IPC分类号： H04L12/26 , H04L29/06 , H04L29/08
CPC分类号： H04L43/0852 , G06F11/3419 , G06F11/3476 , G06F17/40 , G06F2201/81 , H04L67/10 , H04L67/42
摘要： A user experienced quality estimation apparatus for estimating a user experienced waiting time of an application in an user terminal, includes: a data reception unit configured to obtain, as estimation target logs, a duration time of each process of data obtaining, script execution and screen rendering performed in an estimation target period in the user terminal, and to store the estimation target logs in a received log storage unit; a log exclusion unit configured to read out the estimation target logs from the received log storage unit, and output logs from which logs having data duration time shorter than a predetermined short time process threshold or longer than a predetermined long time process threshold are excluded; a quantization unit configured to calculate, as multiplicity, the number of processes in a timeslot of a constant time length for the logs output from the log exclusion unit; and a continuous region extraction unit configured to extract a continuous region from data quantized by the quantization unit.
摘要翻译：用户经验的质量估计装置，用于估计用户在用户终端中经历的应用程序的等待时间，包括：数据接收单元，被配置为获取每个进程的数据获取，脚本执行和屏幕的估计目标日志的持续时间在用户终端中在估计目标周期中进行渲染，并将估计目标日志存储在接收到的日志存储单元中; 日志排除单元，被配置为从接收的日志存储单元读出估计目标日志，并且输出日志，其中具有短于预定的短时间处理阈值或长于预定长时间处理阈值的数据持续时间的日志的日志被排除; 量化单元，被配置为计算从对数排除单元输出的日志的恒定时间长度的时隙中的处理次数作为多重性; 以及连续区域提取单元，被配置为从由量化单元量化的数据中提取连续区域。

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