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    • 41. 发明授权
    • Mounting mechanism for retaining a slide rail to a chassis
    • 将滑轨固定在底盘上的安装机构
    • US08047620B2
    • 2011-11-01
    • US12166260
    • 2008-07-01
    • Mo-Ming YuHai-Chen ZhouSong Wang
    • Mo-Ming YuHai-Chen ZhouSong Wang
    • A47B95/02
    • H05K7/1489
    • A mounting mechanism is provided for retaining a slide rail to a chassis with an anchor member extending from a side thereof. The rail includes a mounting slot defined therein for receiving the anchor member of the slide rail. The mounting mechanism includes a resilient retaining member secured to the slide rail and a releasing member pivotably engaged with the retaining member. The retaining member includes a protrusion formed thereon capable of retaining the anchor member in the mounting slot of the slide rail. The releasing member is capable of being pivoted to urge the retaining member to disengage the protrusion thereof from the anchor member.
    • 提供了一种安装机构,用于将滑轨固定到具有从其侧面延伸的锚定构件的底架。 轨道包括限定在其中的安装槽,用于接收滑轨的锚定构件。 安装机构包括固定到滑轨的弹性保持构件和与保持构件可枢转地接合的释放构件。 保持构件包括形成在其上的突起,能够将锚定构件保持在滑轨的安装槽中。 释放构件能够枢转以促使保持构件将其突出部从锚定构件脱离。
    • 42. 发明申请
    • ADJUSTABLE SAMPLING RATE CONVERTER
    • 可调节采样率转换器
    • US20110224996A1
    • 2011-09-15
    • US12774398
    • 2010-05-05
    • Song WangAris Balatsos
    • Song WangAris Balatsos
    • G10L21/00H03L7/06H03M7/00
    • H04L7/0029H04L25/068
    • Techniques of this disclosure provide for adjustment of a conversion rate of a sampling rate converter (SRC) in real-time. The SRC determines relative timing of generated output samples based on non-approximated integer components that are recursively updated. The SRC may further base relative timing of output samples on a value of one or more step size components associated with the integer components. Also according to techniques of this disclosure, a conversion rate of an SRC may be adjusted in real-time based on a detected mismatch between a source clock of a digital input signal and a local clock.
    • 本公开的技术提供了实时调整采样率转换器(SRC)的转换速率。 SRC根据递归更新的非近似整数分量来确定生成的输出采样的相对时序。 SRC可以进一步基于与整数分量相关联的一个或多个步长分量的值来输出输出样本的相对时间。 同样根据本公开的技术,可以基于检测到数字输入信号的源时钟与本地时钟之间的失配来实时地调整SRC的转换速率。
    • 43. 发明授权
    • Ball bearing slide assembly
    • 滚珠轴承滑块总成
    • US07740328B2
    • 2010-06-22
    • US11923659
    • 2007-10-25
    • Kuo-Ming HuangMo-Ming YuZong-Yuan LiSong Wang
    • Kuo-Ming HuangMo-Ming YuZong-Yuan LiSong Wang
    • A47B95/00
    • A47B88/40A47B2210/0032A47B2210/0059
    • A ball bearing slide assembly includes a first slide, a second slide slidably receiving the first slide, a slide-aiding member, and a positioning member slidably attached to the second slide. The slide-aiding member is slidably sandwiched between the first slide and the second slide. The slide-aiding member includes two arms each having a plurality of ball bearings installed therein for facilitating the sliding movement of the first slide relative to the second slide. The slide-aiding member defines a latching slot therein. The positioning member includes a positioning portion engagable in the latching slot of the slide-aiding member for fixing the slide-aiding member to the second slide.
    • 滚珠轴承滑动组件包括第一滑块,可滑动地接收第一滑块的第二滑块,滑动辅助构件和可滑动地附接到第二滑块的定位构件。 滑动辅助构件可滑动地夹在第一滑块和第二滑块之间。 滑动辅助构件包括两个臂,每个臂具有安装在其中的多个球轴承,以便于第一滑块相对于第二滑块的滑动运动。 滑动辅助构件在其中限定锁定槽。 定位构件包括可与滑动辅助构件的闩锁槽接合的定位部,用于将滑动辅助构件固定到第二滑块。
    • 45. 发明申请
    • RESOLVING BUFFER UNDERFLOW/OVERFLOW IN A DIGITAL SYSTEM
    • 解决缓冲区在数字系统中的下流/溢出
    • US20090135976A1
    • 2009-05-28
    • US11946253
    • 2007-11-28
    • Dinesh RamakrishnanSong WangEddie L. T. ChoySamir Kumar Gupta
    • Dinesh RamakrishnanSong WangEddie L. T. ChoySamir Kumar Gupta
    • H04L7/027
    • H04J3/0632G10L19/005
    • In a digital system with more than one clock source, lack of synchronization between the clock sources may cause overflow or underflow in sample buffers, also called sample slipping. Sample slipping may lead to undesirable artifacts in the processed signal due to discontinuities introduced by the addition or removal of extra samples. To smooth out discontinuities caused by sample slipping, samples are filtered to when a buffer overflow condition occurs, and the samples are interpolated to produce additional samples when a buffer underflow condition occurs. The interpolated samples may also be filtered. The filtering and interpolation operations can be readily implemented without adding significant burden to the computational complexity of a real-time digital system.
    • 在具有多个时钟源的数字系统中,时钟源之间的同步缺乏可能导致采样缓冲器中的溢出或下溢,也称为样品打滑。 由于添加或除去额外的样品引起的不连续性,样品打滑可能导致处理过的信号中的不期望的伪影。 为了平滑由样品滑动引起的不连续性,将样品过滤到发生缓冲液溢出状态时,当发生缓冲液下溢条件时,样品被内插以产生附加样品。 内插样本也可以被过滤。 可以容易地实现滤波和插值操作,而不会对实时数字系统的计算复杂度造成重大负担。
    • 49. 发明授权
    • Multiple microphone voice activity detector
    • 多麦克风语音活动检测器
    • US08954324B2
    • 2015-02-10
    • US11864897
    • 2007-09-28
    • Song WangSamir Kumar GuptaEddie L. T. Choy
    • Song WangSamir Kumar GuptaEddie L. T. Choy
    • G10L15/20G10L11/06G10L19/00G10L25/78G10L21/0216
    • G10L25/78G10L2021/02165
    • Voice activity detection using multiple microphones can be based on a relationship between an energy at each of a speech reference microphone and a noise reference microphone. The energy output from each of the speech reference microphone and the noise reference microphone can be determined. A speech to noise energy ratio can be determined and compared to a predetermined voice activity threshold. In another embodiment, the absolute value of the autocorrelation of the speech and noise reference signals are determined and a ratio based on autocorrelation values is determined. Ratios that exceed the predetermined threshold can indicate the presence of a voice signal. The speech and noise energies or autocorrelations can be determined using a weighted average or over a discrete frame size.
    • 使用多个麦克风的语音活动检测可以基于语音基准麦克风和噪声参考麦克风各自的能量之间的关系。 可以确定来自每个语音参考麦克风和噪声参考麦克风的能量输出。 可以确定语音能量比,并将其与预定的语音活动阈值进行比较。 在另一个实施例中,确定语音和噪声参考信号的自相关的绝对值,并且确定基于自相关值的比率。 超过预定阈值的比率可以指示语音信号的存在。 可以使用加权平均值或离散的帧大小来确定语音和噪声能量或自相关性。
    • 50. 发明申请
    • DISPERSION COMPENSATION FIBER
    • 分散补偿纤维
    • US20140369639A1
    • 2014-12-18
    • US14009324
    • 2012-03-13
    • Shuqiang ZhangMingfeng FanSong WangJin XuJie LuoBeibei Cao
    • Shuqiang ZhangMingfeng FanSong WangJin XuJie LuoBeibei Cao
    • G02B6/036G02B6/27
    • G02B6/03666G02B6/02214G02B6/02261G02B6/03644
    • A dispersion compensation fiber comprises a fiber core and cladding. The fiber core is a core layer mainly doped with germanium and having a positive relative refractive index difference. The cladding covering the fiber core comprises a trench cladding mainly doped with fluorine, an annular cladding mainly doped with germanium, a matching cladding mainly doped with fluorine, and an outermost mechanical cladding in order. Relative refractive index differences of the fiber core and the claddings are respectively: Δ1% being 1.55% to 2.20%, Δ2% being −0.55% to −0.30%, Δ3% being 0.40% to 0.65%, Δ4% being −0.20% to −0.01%, and Δ5% being 0. Radius ranges, from R1 to R5, of the fiber core and the claddings are respectively: R1 being 1.4 to 1.7 μm, R2 being 4.1 to 4.8 μm, R3 being 6.7 to 8.8 μm, R4 being 10 to 17 μm, and R5 being 38 to 63 μm.
    • 色散补偿光纤包括光纤芯和包层。 纤维芯是主要掺杂锗并且具有正的相对折射率差的芯层。 覆盖纤维芯的包层包括主要掺杂有氟的沟槽包层,主要掺杂有锗的环形包层,主要掺杂有氟的匹配包层以及最外层机械包层。 纤维芯和包层的相对折射率差异分别为:&Dgr; 1%为1.55%至2.20%,&Dgr; 2%为-0.55%至-0.30%,&Dgr; 3%为0.40%至0.65%,&Dgr ; 4%为-0.20%至-0.01%,&Dgr; 5%为0.纤维芯和包层的半径范围为R1至R5分别为:R1为1.4〜1.7μm,R2为4.1〜4.8 μm,R3为6.7〜8.8μm,R4为10〜17μm,R5为38〜63μm。