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    • 2. 发明授权
    • Method and apparatus for compensating QoS during handover by base station in wireless broadband access system
    • 用于在基站在无线宽带接入系统中切换期间补偿QoS的方法和装置
    • US08711807B2
    • 2014-04-29
    • US12902628
    • 2010-10-12
    • Jae-Young KimHan-Seok KimHo-Young ChoiSoo-Yong ShinBong-Joo Kim
    • Jae-Young KimHan-Seok KimHo-Young ChoiSoo-Yong ShinBong-Joo Kim
    • H04W4/00H04W36/00
    • H04W36/0044H04W36/08
    • An apparatus and method for compensating Quality of Service (QoS) during a handover of a Mobile Station (MS) by a serving Base Station (BS) and a target BS in a wireless broadband access system are provided. The method includes generating a message during a handover from the serving BS to a target BS, the message including at least one of a data transmission/reception time just before the handover, a size of a time window for which a data transmission/reception history is recorded in an accumulated way, and an amount of data transmitted/received during the time window, and transmitting the message to the target BS. The target BS can more accurately find a handover break time and the amount of data transmission/reception in the serving BS at the time the MS has been handed over to the target BS, enabling fast and adequate QoS compensation/correction for each QoS class, and thus facilitating flexible, efficient and accurate QoS provisioning regardless of controlled handover and uncontrolled handover.
    • 提供了一种在无线宽带接入系统中由服务基站(BS)和目标BS在移动台(MS)进行切换期间补偿服务质量(QoS)的装置和方法。 该方法包括在从服务BS到目标BS的切换期间生成消息,该消息包括刚好在切换之前的数据发送/接收时间中的至少一个,数据发送/接收历史 以累积的方式记录,以及在时间窗口期间发送/接收的数据量,并将消息发送到目标BS。 目标BS可以更精确地找到切换中断时间和在MS已经切换到目标BS时在服务BS中的数据发送/接收量,使得能够对每个QoS类进行快速和适当的QoS补偿/校正, 并且因此促进灵活,有效和准确的QoS配置,而不管受控的切换和不受控制的切换。
    • 3. 发明授权
    • Half-bridge three-level PWM amplifier and audio processing apparatus including the same
    • 半桥三电平PWM放大器和音频处理装置包括相同
    • US08362832B2
    • 2013-01-29
    • US12850782
    • 2010-08-05
    • Bong-Joo KimWang-Seup YeumYong-Hee LeeSeung-Bin YouChun Kyun Seok
    • Bong-Joo KimWang-Seup YeumYong-Hee LeeSeung-Bin YouChun Kyun Seok
    • H03F3/38
    • H03F3/2173H03G3/007
    • A half-bridge three-level pulse width modulation (PWM) amplifier includes a prescaling unit, a PWM generator configured to convert the input signal to a three-level PWM signal having a first level, a second level and a reference level and an output stage. The prescaling unit scales an input signal according to at least one gain value to provide a scaled signal. The PWM generator varies the width of pulses having the first level and varies the width of pulses having a second level based on the scaled signal. The output stage drives an output node to a level of a first power supply voltage, a second power supply voltage or a third power supply voltage based on the three-level PWM signal. The output node is connected to a load. The magnitude of the at least one gain value compensates for variations of power supply voltages.
    • 半桥三电平脉宽调制(PWM)放大器包括一个预分频单元,一个PWM发生器,被配置为将输入信号转换成具有第一电平,第二电平和参考电平的三电平PWM信号,以及输出 阶段。 预分频单元根据至少一个增益值缩放输入信号以提供缩放信号。 PWM发生器改变具有第一电平的脉冲的宽度,并且基于缩放的信号改变具有第二电平的脉冲的宽度。 输出级基于三电平PWM信号将输出节点驱动到第一电源电压,第二电源电压或第三电源电压的电平。 输出节点连接到一个负载。 至少一个增益值的大小补偿电源电压的变化。
    • 7. 发明申请
    • Electrical Power Line Insulator With End Clamp
    • 带末端夹的电力线绝缘子
    • US20090056976A1
    • 2009-03-05
    • US12203584
    • 2008-09-03
    • Bong Joo Kim
    • Bong Joo Kim
    • H01B17/00
    • H01B17/16Y10T24/44598
    • An electrical power line insulator has an end clamp with a saddle for supporting an electrical wire, a track provided on a front surface of the saddle, a keeper for compressing and supporting an electrical wire seated in the saddle, a bolt and a nut for fastening the keeper to the saddle and operable to horizontally move the keeper along the track, and an insulator housing secured to the end clamp and mounted on a support structure. The end clamp and the insulator housing are detachably assembled with each other by means of a cylindrical clamp base integrally provided on a lower portion of the saddle and the track of the clamp and an upper fitting part. The upper fitting part has an assembly cylinder provided on an upper portion of the fitting part to be connected to the cylindrical clamp base, a compression cylinder provided on a lower portion of the fitting part and pressed against a post of the insulator housing, and a bolt and a nut fastening the cylindrical clamp base of the clamp to the assembly cylinder of the upper fitting part.
    • 电力线绝缘体具有端子夹,其具有用于支撑电线的鞍座,设置在鞍座的前表面上的轨道,用于压缩和支撑坐在鞍座中的电线的保持器,用于紧固的螺栓和螺母 保持器到鞍座并且可操作以沿着轨道水平地移动保持器,以及固定到端部夹具并且安装在支撑结构上的绝缘体壳体。 端部夹具和绝缘体壳体通过一体地设置在鞍座的下部和夹具的轨道和上部配件部分上的圆柱形夹具基座彼此可拆卸地组装。 上装配件具有设置在装配部分的上部上以与圆柱形夹具基座连接的组装筒,设置在装配部分的下部并压靠绝缘体壳体的柱的压缩筒, 螺栓和螺母将夹紧器的圆柱形夹具基座固定到上部配件部件的组装筒体上。
    • 9. 发明申请
    • Locking device for tape cassette housing of tape recorder
    • 磁带录像机磁带机壳锁定装置
    • US20060181802A1
    • 2006-08-17
    • US11367600
    • 2006-03-06
    • Bong-Joo KimHyeong-Seok ChoiJae-Kab Seo
    • Bong-Joo KimHyeong-Seok ChoiJae-Kab Seo
    • G11B15/68
    • G11B15/67544G11B15/6656G11B15/67565
    • A locking device for a tape cassette housing of a tape recorder comprises a locking recess and a locking protrusion respectively provided in sides of a tape cassette housing and a deck chassis and corresponding to each other, thereby fastening a tape cassette housing to the deck chassis, the tape cassette housing resiliently coming into contact with the deck chassis as a tape cassette is loaded. In here, around external circumference of the locking protrusion is formed at least one edge, and an end of the edge comes into contact with a corner of the locking recess right before the locking protrusion is inserted into the locking recess. Accordingly, the locking protrusion comes into linear contact with the corner of the locking recess in loading/unloading operations of the tape cassette so that the stopping of the ascending and descending movements of the tape cassette housing is prevented during the loading/unloading operations of the tape cassette.
    • 用于磁带录音机的磁带盒外壳的锁定装置包括分别设置在磁带盒外壳和卡座底盘的两侧的锁定凹部和锁定突起,并且彼此相对应,从而将磁带盒外壳紧固到卡座底盘上, 磁带盒在加载磁带时弹性地与甲板底盘接触。 在这里,锁定突起的外周围形成至少一个边缘,并且在锁定突起插入锁定凹槽之前,边缘的一端与锁定凹部的角部接触。 因此,在盒式磁带的装载/卸载操作中,锁定突起与锁定凹部的角部线性接触,从而在卡带的装载/卸载操作期间防止了带盒壳体的上升和下降运动的停止 磁带盒
    • 10. 发明申请
    • Cabinet for display
    • 橱柜显示
    • US20060124038A1
    • 2006-06-15
    • US11228355
    • 2005-09-19
    • Bong-Joo KimHak-Do KimHo-Sang Lee
    • Bong-Joo KimHak-Do KimHo-Sang Lee
    • A47B96/14
    • A47B47/042A47B81/06
    • A cabinet supports a display and has an adjustable width to correspond to the width of a display mounted on the cabinet. The cabinet comprises a main frame to support the display, a pair of front members at front opposite sides of the main frame, and a coupling unit. The coupling unit comprises a plurality of first coupling parts provided in the main frame and spaced from each other in a width direction of the main frame, second coupling parts provided in the pair of front members, and a coupling member selectively coupling the second coupling parts with one of the first coupling parts to couple the pair of front members with the main frame so that the width of the cabinet corresponds to the width of the display. Thus, the present invention provides a cabinet that can be used to support displays of various sizes.
    • 机柜支持显示屏,并具有可调节的宽度,以对应于安装在机柜上的显示屏的宽度。 机柜包括支撑显示器的主框架,在主框架的前相对侧的一对前构件和联接单元。 联接单元包括设置在主框架中的多个第一联接部分,并且在主框架的宽度方向上彼此隔开,设置在一对前部构件中的第二联接部件和选择性地将第二联接部件 其中一个第一联接部分将一对前部构件与主框架联接,使得机柜的宽度对应于显示器的宽度。 因此,本发明提供了一种可用于支持各种尺寸的显示器的机柜。