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    • 8. 发明授权
    • Sinusoidal noise injection into the dither of a ring laser gyroscope
    • 正弦噪声注入环形激光陀螺仪的抖动
    • US5416584A
    • 1995-05-16
    • US233162
    • 1994-04-25
    • Robert M. Kay
    • Robert M. Kay
    • G01C19/68G01C19/70
    • G01C19/68
    • Method and apparatus for reducing the effects of lock-in in a ring laser gyroscope. A sinusoidal noise signal is generated having a peak amplitude which shifts as a function of a dither drive monitor signal to new, random, peak amplitude levels. In the preferred embodiment, the peak amplitude level changes at each zero crossing of the dither drive monitor signal. Each new peak amplitude level is determined as a function of a value provided by a passband filtered random or pseudo random noise source. A step noise signal representative of that passband filtered value is multiplied by the dither drive monitor signal and the resulting sinusoidal noise signal is summed into the dither drive monitor signal. The resulting signal is then used to introduce a frequency bias, electrically or mechanically in at least one of the RLG light beams.
    • 减少环形激光陀螺仪锁定效果的方法和装置。 产生正弦噪声信号,其具有作为抖动驱动监视信号的函数的峰值幅度移动到新的,随机的峰值振幅电平。 在优选实施例中,峰值振幅电平在抖动驱动监视信号的每个过零点处改变。 每个新的峰值振幅电平被确定为由通带滤波的随机噪声源或伪随机噪声源提供的值的函数。 表示通带滤波值的步进噪声信号乘以抖动驱动监视信号,并将所得到的正弦噪声信号求和到抖动驱动监视信号中。 然后,所得信号用于在至少一个RLG光束中电或机械地引入频率偏置。
    • 9. 发明授权
    • Transgenic non-human animals capable of producing heterologous
antibodies of various isotypes
    • 能够产生各种同种型的异源抗体的转基因非人动物
    • US5661016A
    • 1997-08-26
    • US53131
    • 1993-04-26
    • Nils LonbergRobert M. Kay
    • Nils LonbergRobert M. Kay
    • A01K67/027C07K16/00C07K16/28C07K16/30C07K16/44C12N15/85C12N15/90C12N15/00A61K39/00C12P19/34
    • C12N15/90A01K67/0278C07K16/00C07K16/2812C07K16/3007C07K16/44C12N15/8509A01K2207/15A01K2217/00A01K2217/05A01K2217/072A01K2227/105A01K2267/01A01K2267/0381C07K2317/21C07K2317/24C07K2317/52C07K2317/56
    • The invention relates to transgenic non-human animals capable of producing heterologous antibodies and transgenic non-human animals having inactivated endogenous immunoglobulin genes. In one aspect of the invention, endogenous immunoglobulin genes are suppressed by antisense polynucleotides and/or by antiserum directed against endogenous immunoglobulins. Heterologous antibodies are encoded by immunoglobulin genes not normally found in the genome of that species of non-human animal. In one aspect of the invention, one or more transgenes containing sequences of unrearranged heterologous human immunoglobulin heavy chains are introduced into a non-human animal thereby forming a transgenic animal capable of functionally rearranging transgenic immunoglobulin sequences and producing a repertoire of antibodies of various isotypes encoded by human immunoglobulin genes. Such heterologous human antibodies are produced in B-cells which are thereafter immortalized, e.g., by fusing with an immortalizing cell line such as a myeloma or by manipulating such B-cells by other techniques to perpetuate a cell line capable of producing a monoclonal heterologous antibody. The invention also relates to heavy and light chain immunoglobulin transgenes for making such transgenic non-human animals as well as methods and vectors for disrupting endogenous immunoglobulin loci in the transgenic animal.
    • 本发明涉及能够产生具有失活的内源免疫球蛋白基因的异源抗体和转基因非人动物的转基因非人动物。 在本发明的一个方面,内源性免疫球蛋白基因被反义多核苷酸和/或针对内源性免疫球蛋白的抗血清抑制。 异源抗体由非人动物种类的基因组中通常不存在的免疫球蛋白基因编码。 在本发明的一个方面,将含有未经排列的异源人免疫球蛋白重链序列的一个或多个转基因引入非人动物中,从而形成能够功能重排转基因免疫球蛋白序列并产生编码的各种同种型抗体的所有组成的转基因动物 通过人免疫球蛋白基因。 这样的异源人抗体是在B细胞中产生的,其后被永生化,例如通过与永生化细胞系如骨髓瘤融合,或者通过其它技术操纵这样的B细胞,使能够产生单克隆异源抗体的细胞系 。 本发明还涉及用于制备这种转基因非人动物的重链和轻链免疫球蛋白转基因以及用于破坏转基因动物内源性免疫球蛋白基因座的方法和载体。