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    • 42. 发明授权
    • Scheduling of data transmission for terminals with variable scheduling delays
    • 调度具有可变调度延迟的终端的数据传输
    • US07657264B2
    • 2010-02-02
    • US11608758
    • 2006-12-08
    • Tao Chen
    • Tao Chen
    • H04Q7/20H04B7/00
    • H04L47/24H04L47/10H04L47/14H04L47/2408H04L47/283H04L47/50H04L47/56H04L47/626H04W72/0473H04W72/1236H04W72/1242Y02D70/00
    • Techniques for scheduling terminals with different scheduling delays. Initially, the scheduling delay of each terminal is determined, and the total available transmit power and the link efficiency of each terminal are estimated. In a first scheme, the terminals are scheduled for data transmission based on the longest scheduling delay among the delays of all terminals. In a second scheme, each terminal is assigned a particular priority based on its scheduling delay, and the terminals are scheduled based on their assigned priorities. In a third scheme, the terminals are categorized into classes based on their scheduling delays. A percentage of the total available transmit power is allocated to each class, and the terminals in each class are scheduled based on the transmit power allocated to that class. In a fourth scheme, the terminals are scheduled for data transmission, and the schedule for each terminal is applied after its scheduling delay.
    • 用于调度具有不同调度延迟的终端的技术。 首先,确定每个终端的调度延迟,并且估计每个终端的总可用发射功率和链路效率。 在第一方案中,基于所有终端的延迟之间的最长调度延迟,调度终端进行数据传输。 在第二方案中,基于其调度延迟为每个终端分配特定优先级,并且基于其分配的优先级来调度终端。 在第三方案中,终端根据其调度延迟被分类成类。 总可用发射功率的百分比被分配给每个类,并且根据分配给该类的发射功率来调度每个类中的终端。 在第四方案中,终端被调度用于数据传输,并且在其调度延迟之后应用每个终端的调度。
    • 45. 发明申请
    • IMAGE TRIMMING DEVICE AND PROGRAM
    • 图像修剪设备和程序
    • US20090245625A1
    • 2009-10-01
    • US12415442
    • 2009-03-31
    • Yasuharu IwakiYoshiro ImaiTao Chen
    • Yasuharu IwakiYoshiro ImaiTao Chen
    • G06K9/62G06K9/34G06K9/46
    • H04N1/3872
    • An image trimming device involves: extracting a region of interest from an original image; detecting a set of features for each region of interest; determining whether each region of interest should be placed inside or outside a trimming frame based on the set of features and setting the trimming frame in the image; extracting an image inside the trimming frame; determining a positional relationship between each region of interest and the trimming frame and increasing or decreasing probability of each region of interest to be placed inside the trimming frame depending on if the region has a set of features similar to that of another region of interest previously placed inside the trimming frame or previously placed outside the trimming frame.
    • 图像修剪装置包括:从原始图像提取感兴趣区域; 检测每个感兴趣区域的一组特征; 基于所述特征集合来确定每个感兴趣区域是否应被放置在修剪框架的内部或外部,并且将所述修剪框架设置在所述图像中; 提取修剪框内的图像; 确定每个感兴趣区域和修剪框架之间的位置关系,并且根据该区域是否具有与之前放置的另一感兴趣区域的特征相似的一组特征的集合来设置要放置在修剪框架内的每个感兴趣区域的概率的增加或减少 在修剪框架内部或预先放置在修剪框架之外。
    • 46. 发明授权
    • Outer-loop power control for wireless communication systems
    • 无线通信系统的外环功率控制
    • US07505780B2
    • 2009-03-17
    • US10628950
    • 2003-07-28
    • Yongbin WeiTao Chen
    • Yongbin WeiTao Chen
    • H04B7/00H04Q7/20
    • H04W52/12H04W52/16
    • Systems and methods for controlling power in a wireless communication system having multiple reverse-link channels. One embodiment comprises adjusting power levels of a first set of channels and a corresponding pilot channel while maintaining a set traffic-to-pilot (T/P) ratio between them, and adjusting T/P ratios for one or more remaining channels independently of the power level of the pilot channel. A base station determines whether frames received on the first set of channels contain errors and sends messages to a mobile station to increment or decrement the power levels, respectively, if the frames do or do not contain errors. T/P ratios of the additional channels are adjusted by determining whether frames received on the additional channels contain errors, incrementing or decrementing the T/P ratios appropriately, and transmitting the T/P ratios to the mobile station, which controls the transmission parameters for the respective channels in accordance with the received T/P ratios.
    • 用于在具有多个反向链路信道的无线通信系统中控制功率的系统和方法。 一个实施例包括调整第一组信道和对应的导频信道的功率电平,同时保持它们之间的设置的业务导频(T / P)比,并且独立于对于一个或多个剩余信道调整T / P比 导频信道的功率电平。 基站确定在第一组信道上接收的帧是否包含错误,并且如果帧执行或不包含错误,则分别向移动台发送消息以递增或递减功率电平。 通过确定在附加信道上接收到的帧是否包含错误,适当地递增或递减T / P比,以及将T / P比传输到移动台来调整附加信道的T / P比,该移动台控制传输参数 相应的信道根据接收的T / P比率。
    • 47. 发明授权
    • Testing device for printed circuit board
    • 印刷电路板测试装置
    • US07368932B2
    • 2008-05-06
    • US11285668
    • 2005-11-21
    • Su-Shun ZhangWen-Jun PanTao Chen
    • Su-Shun ZhangWen-Jun PanTao Chen
    • G01R31/26
    • G01R31/2803
    • A testing device for testing a printed circuit board includes a testing signal converting module for receiving testing signals from the printed circuit board and outputting the testing signals and a plurality of I/O control signals to a plurality of testing circuits. The testing signals include a BIOS signal, an audio signal and a floppy signal. A BIOS testing and upgrading circuit test the BIOS signal from the printed circuit board according to a first control signal and updating the BIOS according to a sixth control signal. An audio testing circuit for testing audio quality includes a line out/line in circuit for an output/input test, a hp-mic circuit for a headphone and microphone test and a speaker-cd-in circuit for a speaker/cd test. A floppy switching circuit tests a read/write function and a write-protect function of a floppy signal according to a fifth I/O control signal.
    • 用于测试印刷电路板的测试装置包括用于从印刷电路板接收测试信号并将测试信号和多个I / O控制信号输出到多个测试电路的测试信号转换模块。 测试信号包括BIOS信号,音频信号和软盘信号。 BIOS测试和升级电路根据第一控制信号测试来自印刷电路板的BIOS信号,并根据第六控制信号更新BIOS。 用于测试音频质量的音频测试电路包括用于输出/输入测试的线路输出/线路,用于耳机和麦克风测试的hp-mic电路以及用于扬声器/ cd测试的扬声器输入电路。 软盘切换电路根据第五I / O控制信号测试软盘信号的读/写功能和写保护功能。
    • 49. 发明申请
    • METHOD AND APPARATUS FOR REGULATING BASE STATION ACK/NAK MESSAGE TRANSMIT POWER IN A WIRELESS COMMUNICATION SYSTEM
    • 用于在无线通信系统中调整基站ACK / NAK消息发送功率的方法和装置
    • US20080039022A1
    • 2008-02-14
    • US11861108
    • 2007-09-25
    • Yongbin WeiTao Chen
    • Yongbin WeiTao Chen
    • H04B1/00
    • H04W52/228H04L1/16H04L1/1692H04W52/225H04W52/48
    • A base station (BS) (110) in a wireless network (100) establishes power levels for transmitting messages acknowledging receipt of packet data from a mobile communications device (MCD) (114). In one implementation, the BS infers whether the MCD received a given acknowledgement message by considering whether (306, 316) the next communication from the MCD comprises new packet data, and whether (310, 320) that data comprises re-transmitted data. The BS adjusts (312, 314, 322, 324) transmit power level for future acknowledgement messages according to whether the MCD received past acknowledgement messages. In a different implementation, actual/estimated transmit power from a serving base station to a given MCD is averaged (404), and increased (406) by a prescribed amount to yield a target level. Whenever the non-serving base station transmits messages acknowledging receipt of packet data from the MCD, the non-serving base station transmits (408) at the target level.
    • 无线网络(100)中的基站(110)建立用于发送确认从移动通信设备(MCD)接收分组数据的消息的功率电平(114)。 在一个实现中,BS通过考虑是否(306,316)来自MCD的下一个通信包括新的分组数据以及(310,320)该数据是否包括重新发送的数据来推测MCD是否接收给定的确认消息。 根据MCD是否接收到过去的确认消息,BS调整(312,314,322,324)将来确认消息的功率电平。 在不同的实现中,将从服务基站到给定MCD的实际/估计的发射功率平均(404),并增加(406)规定量以产生目标电平。 每当非服务基站从MCD发送确认分组数据的接收的消息时,非服务基站在目标级别发送(408)。
    • 50. 发明授权
    • Method and apparatus to initiate point-to-point call during shared-channel delivery of broadcast content in a wireless telephone network
    • 在无线电话网络中的广播内容的共享信道传送期间发起点对点呼叫的方法和装置
    • US07328022B2
    • 2008-02-05
    • US11436498
    • 2006-05-17
    • Ragulan SinnarajahJun WangTao Chen
    • Ragulan SinnarajahJun WangTao Chen
    • H04Q7/20
    • H04W76/20H04W4/06H04W4/16H04W68/00H04W76/23H04W76/40
    • A method for managing a point-to-point call initiated (702) between a wireless mobile station (114, 400) and a remote party while the mobile is receiving broadcast content via one or more multi-user forward-link broadcast channels (508). The mobile station notifies (704) the network (110) of preferences as to prescribed categories of operating conditions, such as whether to continue receiving the broadcast content, and election between the point-to-point call and the broadcast content should network resources be unable to conduct the point-to-point call and broadcast content concurrently. In accordance with the preferences, communications are conducted (706) in one of the following operating modes: (1) conducting the point-to-point call and discontinuing reception of the broadcast, (2) conducting the point-to-point call and continuing reception of the broadcast, (3) aborting completion of the point-to-point call and continuing reception of the broadcast.
    • 一种用于在移动台经由一个或多个多用户前向链路广播信道(508)接收广播内容时管理在无线移动站(114,400)和远程方之间发起的点对点呼叫(702)的方法 )。 移动台向网络(110)通知关于规定类别的操作条件(例如是否继续接收广播内容)以及网络资源之间的点对点呼叫和广播内容之间的选择的偏好 无法同时进行点对点呼叫和广播内容。 根据偏好,通过以下操作模式之一进行通信(706):(1)进行点对点呼叫和停止广播的接收,(2)进行点对点呼叫和 继续接收广播,(3)中止点对点呼叫的完成和继续接收广播。