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    • 2. 发明授权
    • System and method for detecting power supply error of electronic device and electronic device
    • 用于检测电子设备和电子设备电源错误的系统和方法
    • US07990278B2
    • 2011-08-02
    • US12241059
    • 2008-09-30
    • Chao-Jen Chen
    • Chao-Jen Chen
    • G08B21/00
    • G06F1/30G01R31/40
    • An electronic device powered by a primary power source includes a switch, a first detection unit, a second detection unit, a warning unit and a secondary power source. The switch is configured for connecting and disconnecting the primary power source and the electronic device. The first detection unit is configured for detecting whether the switch is activated. The second detection unit is configured for detecting whether the primary power source is available if the switch is activated. The warning unit is configured for activating an alarm if the primary power source is unavailable. The secondary power source is configured for supplying electrical power to the first detection unit, the second detection unit and the warning unit.
    • 由主电源供电的电子设备包括开关,第一检测单元,第二检测单元,警告单元和次电源。 开关配置为连接和断开主电源和电子设备。 第一检测单元被配置为检测开关是否被激活。 第二检测单元被配置为在开关被激活时检测主电源是否可用。 警告单元配置为在主电源不可用时激活报警。 二次电源被配置为向第一检测单元,第二检测单元和警告单元提供电力。
    • 3. 发明授权
    • Locking assembly and electronic device using same
    • 锁定组件和电子设备使用相同
    • US07654120B1
    • 2010-02-02
    • US12400776
    • 2009-03-09
    • Chao-Jen ChenYu-Rong Liu
    • Chao-Jen ChenYu-Rong Liu
    • E05B73/00
    • E05B73/0005E05B73/0082Y10T70/40Y10T70/409Y10T70/483Y10T70/5009
    • A locking assembly is configured for locking an electronic device to an object. The electronic device includes a panel. The panel includes two opposite first and second surfaces. A first through hole, a second through hole and a third through hole are defined in the panel. The locking assembly includes a rotating wheel, a lockset and a flexible cable. The rotating wheel is rotatably coupled to the first surface. The lockset includes a lock cylinder and is fixed to the first surface. The lock cylinder is extended through the first through hole and exposed from the second surface. The flexible cable is wrapped around the rotating wheel, and includes a locking end and an opposite connecting end. The connecting end is fixed to the rotating wheel. The locking end is extended through the second through hole and the third through hole, and capable of being engaged with the lockset.
    • 锁定组件被配置为将电子设备锁定到对象。 电子设备包括面板。 面板包括两个相对的第一和第二表面。 第一通孔,第二通孔和第三通孔被限定在面板中。 锁定组件包括旋转轮,锁和柔性电缆。 旋转轮可旋转地联接到第一表面。 锁具包括锁芯,并固定在第一表面上。 锁芯通过第一通孔延伸并从第二表面露出。 柔性电缆缠绕在旋转轮上,并包括锁定端和相对的连接端。 连接端固定在旋转轮上。 锁定端通过第二通孔和第三通孔延伸,并且能够与锁具接合。
    • 5. 发明申请
    • SYSTEM AND METHOD FOR DETECTING POWER SUPPLY ERROR OF ELECTRONIC DEVICE AND ELECTRONIC DEVICE
    • 用于检测电子设备和电子设备的电源错误的系统和方法
    • US20090309746A1
    • 2009-12-17
    • US12241059
    • 2008-09-30
    • Chao-Jen Chen
    • Chao-Jen Chen
    • G08B21/18
    • G06F1/30G01R31/40
    • An electronic device powered by a primary power source includes a switch, a first detection unit, a second detection unit, a warning unit and a secondary power source. The switch is configured for connecting and disconnecting the primary power source and the electronic device. The first detection unit is configured for detecting whether the switch is activated. The second detection unit is configured for detecting whether the primary power source is available if the switch is activated. The warning unit is configured for activating an alarm if the primary power source is unavailable. The secondary power source is configured for supplying electrical power to the first detection unit, the second detection unit and the warning unit.
    • 由主电源供电的电子设备包括开关,第一检测单元,第二检测单元,警告单元和次电源。 开关配置为连接和断开主电源和电子设备。 第一检测单元被配置为检测开关是否被激活。 第二检测单元被配置为在开关被激活时检测主电源是否可用。 警告单元配置为在主电源不可用时激活报警。 二次电源被配置为向第一检测单元,第二检测单元和警告单元提供电力。
    • 7. 发明授权
    • System and method for measuring signal deviation used in an optical recording/reproducing apparatus
    • 用于测量在光学记录/再现装置中使用的信号偏差的系统和方法
    • US07397753B2
    • 2008-07-08
    • US11140062
    • 2005-05-31
    • Jeng-Jiun ChenBor-Ruey ChenChao-Jen Chen
    • Jeng-Jiun ChenBor-Ruey ChenChao-Jen Chen
    • G11B7/00
    • G11B7/094G11B7/0903
    • A method and system for measuring the signal deviation are applied to an optical recording/reproducing apparatus. The optical recording/reproducing apparatus comprises an optical pickup head for receiving Differential Push Pull (DPP) signals reflected from an optical recording medium to trace the tracks on the surface of the optical recording medium. The DPP signal comprises a Main beam Push Pull (MPP) signal and a Sub-beam Push Pull (SPP) signal. The method firstly receives the MPP signal and the SPP signal to generate an MPP waveform and an SPP waveform separately. Then, the MPP waveform and the SPP waveform are combined to generate an amplitude waveform function. Finally, according to the amplitude waveform function, a phase difference between the MPP signal and the SPP signal is estimated. An adjusting direction can be further determined according to a relative position between the SPP waveform and the MPP waveform.
    • 用于测量信号偏差的方法和系统被应用到光学记录/再现装置。 光学记录/再现装置包括用于接收从光学记录介质反射的差分推挽(DPP)信号的光学拾取头,以跟踪光学记录介质表面上的轨迹。 DPP信号包括主波束推挽(MPP)信号和子波束推挽(SPP)信号。 该方法首先接收MPP信号和SPP信号,分别生成MPP波形和SPP波形。 然后,MPP波形和SPP波形被组合以产生幅度波形函数。 最后,根据振幅波形函数,估计MPP信号与SPP信号之间的相位差。 可以根据SPP波形和MPP波形之间的相对位置进一步确定调整方向。
    • 8. 发明授权
    • Backupholstery adjustment device for wheelchair
    • 轮椅用后备调整装置
    • US07188902B1
    • 2007-03-13
    • US11103522
    • 2005-04-12
    • Chao-Jen Chen
    • Chao-Jen Chen
    • B60N2/02
    • A61G5/12A61G5/1067A61G2210/10Y10S297/04
    • A backupholstery adjustment device for a wheelchair includes a wheelchair having a horizontally and/or obliquely adjusted backupholstery which has a pair of upper positioning rods and a pair of lower positioning rods spacedly secured to a plurality of V-shaped linking plates on inward arcuate lateral sides thereof, a pair of upper and a pair of lower adjustment pieces respectively secured to the upper and lower portions of a pair of L-shaped handles through a plurality of clamping plates. The upper adjustment pieces each has a slit abutting a stopping portion in the top insertable by the pair of upper positioning rods and a plurality of grooves formed inside for selectively engaging the upper positioning rods. The lower adjustment pieces each has a slit abutting a stopping portion, too, insertable by the pair of lower positioning rods and a single groove engageable within the lower positioning rods. In an alternate arrangement, both the upper and lower adjustment pieces having a plurality of positioning grooves.
    • 一种用于轮椅的后备装饰调节装置包括具有水平和/或倾斜调整的背心的轮椅,其具有一对上定位杆和一对下定位杆,所述一对下定位杆间隔地固定到多个V形连接板的向内的弓形侧面 分别通过多个夹紧板固定在一对L形把手的上部和下部的一对上部和一对下部调节件。 上调整片各自具有与顶部可插入的顶部中的止挡部分邻接的狭缝,以及形成在内部的多个槽,用于选择性地接合上定位杆。 下调整件每个都具有与止动部分邻接的狭缝,也可由一对下定位杆插入,并且单个槽可接合在下定位杆内。 在另一种布置中,上和下调节件都具有多个定位槽。
    • 10. 发明申请
    • System and method for measuring signal deviation used in an optical recording/reproducing apparatus
    • 用于测量在光学记录/再现装置中使用的信号偏差的系统和方法
    • US20050265147A1
    • 2005-12-01
    • US11140062
    • 2005-05-31
    • Jeng-Jiun ChenBor-Ruey ChenChao-Jen Chen
    • Jeng-Jiun ChenBor-Ruey ChenChao-Jen Chen
    • G11B5/09G11B7/00G11B7/09
    • G11B7/094G11B7/0903
    • A method and system for measuring the signal deviation are applied to an optical recording/reproducing apparatus. The optical recording/reproducing apparatus comprises an optical pickup head for receiving Differential Push Pull (DPP) signals reflected from an optical recording medium to trace the tracks on the surface of the optical recording medium. The DPP signal comprises a Main beam Push Pull (MPP) signal and a Sub-beam Push Pull (SPP) signal. The method firstly receives the MPP signal and the SPP signal to generate an MPP waveform and an SPP waveform separately. Then, the MPP waveform and the SPP waveform are combined to generate an amplitude waveform function. Finally, according to the amplitude waveform function, a phase difference between the MPP signal and the SPP signal is estimated. An adjusting direction can be further determined according to a relative position between the SPP waveform and the MPP waveform.
    • 用于测量信号偏差的方法和系统被应用到光学记录/再现装置。 光学记录/再现装置包括用于接收从光学记录介质反射的差分推挽(DPP)信号的光学拾取头,以跟踪光学记录介质表面上的轨迹。 DPP信号包括主波束推挽(MPP)信号和子波束推挽(SPP)信号。 该方法首先接收MPP信号和SPP信号,分别生成MPP波形和SPP波形。 然后,MPP波形和SPP波形被组合以产生幅度波形函数。 最后,根据振幅波形函数,估计MPP信号与SPP信号之间的相位差。 可以根据SPP波形和MPP波形之间的相对位置进一步确定调整方向。