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    • 81. 发明申请
    • Method and apparatus for initiating a reverse link intergenerational handoff in a CDMA communication system
    • 用于在CDMA通信系统中发起反向链路代际切换的方法和装置
    • US20060187869A1
    • 2006-08-24
    • US11334764
    • 2006-01-18
    • Stanislaw CzajaKraig AndersonHong Yang
    • Stanislaw CzajaKraig AndersonHong Yang
    • H04B7/216
    • H04W36/30H04W36/14H04W36/26
    • A novel method and apparatus for initiating a reverse link intergenerational handoff in a CDMA communication system is disclosed. The inventive reverse link intergenerational handoff initialization method and apparatus measures and compares parameters between a serving base station of one generation and a target base station of another generation to determine the best possible handoff initiation time instant for performing a reverse link intergenerational hard handoff. The method and apparatus can utilize one of several embodiments to determine the best possible handoff initiation time instant. A pilot signal strength embodiment determines a handoff initiation time instant based upon the total pilot signal strength of both a serving and target base station. The Eb/Nt embodiment determines a handoff initiation time instant based upon Eb/Nt (ratio of average power per bit to total received power spectral density) values of both a serving and a target base station. The disclosed method and apparatus decreases the probability of degraded or dropped calls during intergenerational handoffs.
    • 公开了一种用于在CDMA通信系统中发起反向链路代际切换的新颖方法和装置。 本发明的反向链路代理切换初始化方法和装置测量并比较一代的服务基站与另一代的目标基站之间的参数,以确定执行反向链路代际硬切换的最佳切换启动时刻。 该方法和设备可以利用几个实施例中的一个来确定最佳切换启动时刻。 导频信号强度实施例基于服务基站和目标基站的总导频信号强度来确定切换启动时刻。 实施例中,基于E / B / N(比率)来确定切换启动时刻 每个位的平均功率与总接收功率谱密度的值)。 所公开的方法和装置降低了在代际切换期间降级或掉线呼叫的概率。
    • 82. 发明申请
    • Multi-track magnetron exhibiting more uniform deposition and reduced rotational asymmetry
    • 多轨磁控管具有更均匀的沉积和减小的旋转不对称性
    • US20060144703A1
    • 2006-07-06
    • US11029641
    • 2005-01-05
    • Hong YangTza-Jing GungJian-Xin LeiTed Guo
    • Hong YangTza-Jing GungJian-Xin LeiTed Guo
    • C23C14/00
    • H01J37/3408H01J37/3405
    • A multi-track magnetron having a convolute shape and asymmetric about the target center about which it rotates. A plasma track is formed as a closed loop between opposed inner and outer magnetic poles, preferably as two or three radially arranged and spirally shaped counter-propagating tracks with respect to the target center and preferably passing over the rotation axis. The pole shape may be optimized to produce a cumulative track length distribution conforming to the function L=arn. After several iterations of computerized optimization, the pole shape may be tested for sputtering uniformity with different distributions of magnets in the fabricated pole pieces. If the uniformity remains unsatisfactory, the design iteration is repeated with a different n value, different number of tracks, or different pole widths. The optimization reduces azimuthal sidewall asymmetry and improves radial deposition uniformity.
    • 具有卷绕形状且围绕其旋转的目标中心不对称的多轨磁控管。 等离子体轨道形成为相对的内部和外部磁极之间的闭合回路,优选地相对于目标中心并且优选地通过旋转轴线而形成为两个或三个径向布置且螺旋形的反向传播轨迹。 极点形状可以被优化以产生符合函数L = ar 的累积轨迹长度分布。 经过数次迭代的计算机化优化,可以测试极点形状,使其在制造的极片中具有不同的磁体分布的溅射均匀性。 如果均匀性不能令人满意,则使用不同的n值,不同数量的轨道或不同的极宽重复设计迭代。 优化可减少方位角侧壁不对称性,提高径向沉积均匀性。
    • 86. 发明授权
    • Fast luminescent silicon
    • 快速发光硅
    • US06319427B1
    • 2001-11-20
    • US09499305
    • 2000-02-07
    • Geoffrey A. OzinÖmer DagHong Yang
    • Geoffrey A. OzinÖmer DagHong Yang
    • C09K1156
    • H01L33/34
    • There are provided mesoporous silica materials containing in their pores stabilized clusters of silicon atoms, of size 2 nanometers or less, and capable of photoluminescence to emit fast photons. They are prepared by chemical vapour deposition of silicon or a silicon precursor such as disilane, under soft conditions such as temperature of 100-150° C., into the mesopores of silicate films which have mesoporous channels prepared by growth of the films using a template to control their sizes, but without removing the template residues from the films prior to the chemical vapour deposition. The template residues serve to limit the size of the silicon clusters which conform. The use of the soft conditions on CVD retains the template residues in an intact, substantially unchanged form. The resultant films have clusters of silicon, of 2 nanometer size or less, anchored to the mesopores, and air stable, so that they can be used in optoelectronic devices in conjunction with standard silicon semiconductors.
    • 提供介孔二氧化硅材料,其孔中含有尺寸为2纳米或更小的硅原子的稳定团簇,并能够发光以发射快速光子。 它们通过硅或硅前体如乙硅烷的化学气相沉积在诸如温度为100-150℃的软条件下制备成具有通过使用模板生长的膜制备的介孔的硅酸盐膜的介孔 以控制其尺寸,但是在化学气相沉积之前不从膜中去除模板残留物。 模板残基用于限制符合的硅簇的尺寸。 在CVD上使用软性条件保留了完整的,基本上不变的形式的模板残基。 所得膜具有2纳米尺寸或更小的硅簇,锚定于中孔,并且空气稳定,使得它们可以与标准硅半导体结合使用在光电子器件中。