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    • 1. 发明授权
    • Apparatus and method for testing sound input and output of sound card
    • 声卡输入和输出声音测试装置及方法
    • US08116466B2
    • 2012-02-14
    • US11902297
    • 2007-09-20
    • Hong-Liang ZhouDing-Hao ZhangDing-Zhuo WangTom ChenWin-Harn Liu
    • Hong-Liang ZhouDing-Hao ZhangDing-Zhuo WangTom ChenWin-Harn Liu
    • H04R29/00
    • H04R29/00
    • An apparatus and a method for testing a sound card are applicable for detecting whether a sound leakage problem occurs to a sounding interface of the sound card. The testing apparatus includes a switching circuit and a switching unit. The switching circuit is electrically connected to the sounding interface and a sound-receiving interface of the sound card respectively, and has a plurality of transfer paths. The switching circuit is used to receive a first and a second sound channel, and to connect the first and the second sound channel to corresponding transfer paths, so as to transmit the audio signal back to the sound-receiving interface. The switching unit is electrically connected to the sounding interface and the switching circuit, for receiving the first and the second sound channel. The switching unit alters the transfer paths in the switching circuit according to a first and/or a second switching audio signal.
    • 用于测试声卡的装置和方法适用于检测声卡的声音接口是否发生声音泄漏问题。 测试装置包括开关电路和开关单元。 开关电路分别电连接到声音接口和声卡的声音接收接口,并且具有多个传送路径。 开关电路用于接收第一和第二声道,并且将第一和第二声音通道连接到相应的传送路径,以将音频信号发送回声音接收接口。 开关单元电连接到探测接口和开关电路,用于接收第一和第二声道。 开关单元根据第一和/或第二切换音频信号来改变开关电路中的传输路径。
    • 2. 发明申请
    • Apparatus and method for testing sound input and output of sound card
    • 声卡输入和输出声音测试装置及方法
    • US20090080668A1
    • 2009-03-26
    • US11902297
    • 2007-09-20
    • Hong-Liang ZhouDing-Hao ZhangDing-Zhuo WangTom ChenWin-Harn Liu
    • Hong-Liang ZhouDing-Hao ZhangDing-Zhuo WangTom ChenWin-Harn Liu
    • H04R29/00
    • H04R29/00
    • An apparatus and a method for testing a sound card are applicable for detecting whether a sound leakage problem occurs to a sounding interface of the sound card. The testing apparatus includes a switching circuit and a switching unit. The switching circuit is electrically connected to the sounding interface and a sound-receiving interface of the sound card respectively, and has a plurality of transfer paths. The switching circuit is used to receive a first and a second sound channel, and to connect the first and the second sound channel to corresponding transfer paths, so as to transmit the audio signal back to the sound-receiving interface. The switching unit is electrically connected to the sounding interface and the switching circuit, for receiving the first and the second sound channel. The switching unit alters the transfer paths in the switching circuit according to a first and/or a second switching audio signal.
    • 用于测试声卡的装置和方法适用于检测声卡的声音接口是否发生声音泄漏问题。 测试装置包括开关电路和开关单元。 开关电路分别电连接到声音接口和声卡的声音接收接口,并且具有多个传送路径。 开关电路用于接收第一和第二声道,并且将第一和第二声音通道连接到相应的传送路径,以将音频信号发送回声音接收接口。 开关单元电连接到探测接口和开关电路,用于接收第一和第二声道。 开关单元根据第一和/或第二切换音频信号来改变开关电路中的传输路径。
    • 3. 发明申请
    • Apparatus and method for testing audio jacks of sound card
    • 用于测试声卡插孔的装置和方法
    • US20090086985A1
    • 2009-04-02
    • US11905335
    • 2007-09-28
    • Ding-Hao ZhangDing-Zhuo WangZhong ShiTom ChenWin-Harn Liu
    • Ding-Hao ZhangDing-Zhuo WangZhong ShiTom ChenWin-Harn Liu
    • H04R29/00
    • H04R29/001H04R29/008
    • An apparatus and a method for testing audio jacks of a sound card are applicable for detecting whether at least one audio jack of the sound card in a personal computer (PC) sounds normally. Each audio jack provides at least one sound channel for transmitting a sound signal. The testing system includes driving circuits and a plurality of light-emitting units. The driving circuits are electrically connected to the sound card and an external voltage source, and used to change a current transmitting path according to the received sound signal. The light-emitting units are electrically connected to the driving circuits, and receive the current generated from the driving circuit, such that the light-emitting units emit lights. A sound channel to be tested is selected first, and a sound signal is sent to the sound channel. After the testing apparatus receives the sound signal, the light-emitting units emit lights.
    • 用于测试声卡的音频插孔的装置和方法适用于检测个人计算机(PC)中的声卡的至少一个音频插孔是否正常发声。 每个音频插孔提供至少一个用于传输声音信号的声音通道。 测试系统包括驱动电路和多个发光单元。 驱动电路电连接到声卡和外部电压源,并用于根据接收到的声音信号改变当前的发送路径。 发光单元电连接到驱动电路,并且接收从驱动电路产生的电流,使得发光单元发光。 首先选择要测试的声道,并将声音信号发送到声道。 在测试装置接收到声音信号之后,发光单元发光。
    • 5. 发明授权
    • Position detecting system and method for electronic device
    • 电子设备位置检测系统及方法
    • US07689375B2
    • 2010-03-30
    • US11933903
    • 2007-11-01
    • Juen LiouTom ChenWin-Harn Liu
    • Juen LiouTom ChenWin-Harn Liu
    • G06F19/00G06F17/40
    • G01B21/02
    • A position detecting system and method for an electronic device used an audio signal input module of the electronic device and a signal receiver to connect to the audio signal input module convert an external position signal into an audio signal. A position detecting software running on the electronic device analyzes the audio signal. Accordingly, the current position of the electronic device is obtained. The audio signal input module of the electronic device is employed as an input port for the external position signal, thus saving the construction cost of the system. Besides, the current position of the electronic device with an ever-changing position can be obtained during a test process, such that the electronic device can start or stop a test item accordingly.
    • 使用电子设备的音频信号输入模块的电子设备的位置检测系统和方法以及连接到音频信号输入模块的信号接收器将外部位置信号转换为音频信号。 在电子设备上运行的位置检测软件分析音频信号。 因此,获得电子设备的当前位置。 电子设备的音频信号输入模块被用作外部位置信号的输入端口,从而节省了系统的施工成本。 此外,可以在测试过程中获得具有不断变化的位置的电子设备的当前位置,使得电子设备可以相应地启动或停止测试项目。
    • 6. 发明申请
    • Internal tracing method for network attack detection
    • 网络攻击检测的内部跟踪方法
    • US20100031093A1
    • 2010-02-04
    • US12010698
    • 2008-01-29
    • Meng SunTom ChenWin-Harn Liu
    • Meng SunTom ChenWin-Harn Liu
    • G06F11/34G06F9/45G06F11/00
    • H04L63/102G06F21/552H04L2463/102
    • An internal tracing method for network attack detection is used to trace whole life cycle of an attack data packet for test in different phases such as an attacking phase, a defending phase, and an attacked phase through configuring and uniting three parties including an attack end point (AEP), a detect end point (DEP), and a target end point (TEP) and setting a corresponding internal check point in each part when testing a network intrusion detection system (IDS). In other words, when testing the network IDS, in a whole period that the attack data packet for test is attacking, filtered, detected, and finally transmitted to a target host, a tester may clearly know the statuses and information of the data packet in each important phase, thereby generating a test report conveniently, quickly, and accurately.
    • 网络攻击检测的内部跟踪方法用于通过配置和组合三方(包括攻击端点)来跟踪攻击数据包的整个生命周期,以检测不同阶段的攻击相位,防御阶段和攻击阶段 (AEP),检测终端(DEP)和目标终点(TEP),并在测试网络入侵检测系统(IDS)时在每个部分设置相应的内部检查点。 换句话说,当测试网络IDS时,测试的攻击数据包在一整个时间内进行攻击,过滤,检测并最终传输到目标主机,测试人员可以清楚地知道数据包的状态和信息 每个重要阶段,从而方便,快速,准确地生成测试报告。
    • 8. 发明申请
    • METHOD FOR IMPROVING ACCESS EFFICIENCY OF SMALL COMPUTER SYSTEM INTERFACE STORAGE DEVICE
    • 提高小型计算机系统界面存储设备访问效率的方法
    • US20090254902A1
    • 2009-10-08
    • US12061529
    • 2008-04-02
    • Yong-Hai ChenTom ChenWin-Harn Liu
    • Yong-Hai ChenTom ChenWin-Harn Liu
    • G06F9/46
    • G06F3/0665G06F3/061G06F3/067H04L67/1097H04L67/325
    • A method for improving an access efficiency of a small computer system interface (SCSI) storage device is used to process a plurality of access requests for a physical storage device from a request end. The task processing method includes setting a task queue in each virtual disk, for receiving a plurality of disk access tasks sent from a server; writing the disk access tasks to storage addresses in the virtual disk; executing a storage address recording, for recording the disk access tasks having the same storage address, and sending the rest disk access tasks in sequence to the physical storage device; saving the disk access tasks into a request queue of the physical storage device; executing a program sequence optimization on the disk access tasks in the request queue; and sending back the disk access tasks after the program optimization process to the virtual disk.
    • 用于提高小型计算机系统接口(SCSI)存储设备的访问效率的方法用于从请求端处理物理存储设备的多个访问请求。 任务处理方法包括在每个虚拟磁盘中设置任务队列,用于接收从服务器发送的多个磁盘访问任务; 将磁盘访问任务写入虚拟磁盘中的存储地址; 执行存储地址记录,用于记录具有相同存储地址的磁盘访问任务,并将剩余的磁盘访问任务依次发送到物理存储设备; 将磁盘访问任务保存到物理存储设备的请求队列中; 对请求队列中的磁盘访问任务执行程序序列优化; 并将程序优化过程后的磁盘访问任务发送回虚拟磁盘。
    • 9. 发明申请
    • Method of processing external service request in storage area network
    • 在存储区域网络中处理外部服务请求的方法
    • US20090213736A1
    • 2009-08-27
    • US12071817
    • 2008-02-27
    • Qing-Biao LiuXiao-Bin GaoTom ChenWin-Harn Liu
    • Qing-Biao LiuXiao-Bin GaoTom ChenWin-Harn Liu
    • H04J3/24
    • H04L67/1097
    • A method of processing an external service request in a storage area network (SAN) is used for responding a service request in the SAN with multiple controllers, and the method includes the following steps. A first controller of the SAN receives a request packet of an external network. When the first controller determines that the request packet must be transmitted to a second controller actually providing service in an internal network, the request packet is transmitted to the second controller. The second controller receives the request packet, and parses a source address contained therein for recording. The second controller executes an operation instruction corresponding to the request packet, and then generates an acknowledge packet. The second controller takes the source address as a destination address of the acknowledge packet and directly transmits the acknowledge packet to an original request initiator.
    • 使用在存储区域网络(SAN)中处理外部服务请求的方法来响应具有多个控制器的SAN中的服务请求,并且该方法包括以下步骤。 SAN的第一控制器接收外部网络的请求包。 当第一控制器确定请求分组必须被发送到在内部网络中实际提供服务的第二控制器时,请求分组被发送到第二控制器。 第二控制器接收请求包,并解析其中包含的源地址进行记录。 第二控制器执行与请求分组对应的操作指令,然后生成确认分组。 第二控制器将源地址作为确认分组的目的地址,并将确认分组直接发送到原始请求发起者。
    • 10. 发明申请
    • Data transmission and writing method using multicast data flows
    • 使用组播数据流的数据传输和写入方法
    • US20090182887A1
    • 2009-07-16
    • US12007842
    • 2008-01-16
    • Yue ZhangTom ChenWin-Harn Liu
    • Yue ZhangTom ChenWin-Harn Liu
    • G06F15/16
    • H04L12/1863
    • A data transmission and writing method using multicast data flows is used for performing data transmission and writing operation of a mirror file on one or more client computers simultaneously by multicast data flows sent from various servers, in a network system architecture having a plurality of client computers and servers. Firstly, the client computer sends a request information to each server in the network by using a broadcast protocol, then the client computer is added into a plurality of multicast data flows sent by a plurality of corresponding servers according to response of each server. The data of different designated parts of the mirror file required to be downloaded is received, and the received data is finally written into a disk of the client computer. This method effectively improves data transmission amount through multicast technique of network and by fully utilizing hardware performance of the client computers.
    • 使用组播数据流的数据发送和写入方法被用于在具有多个客户端计算机的网络系统架构中,通过从各种服务器发送的组播数据流同时在一个或多个客户端计算机上执行镜像文件的数据发送和写入操作 和服务器。 首先,客户端计算机通过使用广播协议向网络中的每个服务器发送请求信息,然后根据每个服务器的响应将客户端计算机添加到由多个相应服务器发送的多个多播数据流中。 接收需要下载的镜像文件的不同指定部分的数据,并将接收的数据最终写入客户端计算机的磁盘。 该方法通过网络的组播技术,充分利用客户端计算机的硬件性能,有效提高了数据传输量。