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    • 1. 发明授权
    • Inductive write head for magnetic data storage media
    • 磁数据存储介质的感应写头
    • US06190764B1
    • 2001-02-20
    • US09199252
    • 1998-11-23
    • Zhupei ShiChun HeSyed HossainMark S. Miller
    • Zhupei ShiChun HeSyed HossainMark S. Miller
    • G11B5265
    • G11B5/3967G11B5/3109G11B5/3116Y10S428/90Y10T428/1186
    • An inductive write head includes a first pole and a second pole that form a yoke having a write gap between the first pole and second pole. The second pole is formed of a particular Co100-a-bZraCrb compound. More specifically, the second pole is formed where “a” is in the range of about 2 atomic percent to about 18 atomic percent, and “b” is in the range of about 0.5 atomic percent to about 6 atomic percent. The magnetic write element also includes a conductive coil which lies between the first pole and the second pole. The inductive write head also includes a first yoke pedestal attached to the first pole, and a second yoke pedestal attached to the second pole, with the write gap formed therebetween. Further, the first yoke pedestal has a pedestal width that defines the write element trackwidth and that is smaller than the pedestal width of the second yoke pedestal.
    • 感应写入头包括第一极和第二极,其形成在第一极和第二极之间具有写入间隙的磁轭。 第二极由特定的Co100-a-bZraCrb化合物形成。 更具体地说,形成第二极,其中“a”在约2原子%至约18原子百分比的范围内,“b”在约0.5原子%至约6原子百分比的范围内。 磁写入元件还包括位于第一极和第二极之间的导电线圈。 电感写入头还包括附接到第一极的第一磁轭座和连接到第二极的第二磁轭座,其间形成有写入间隙。 此外,第一磁轭座具有限定写入元件轨道宽度并且小于第二磁轭座的基座宽度的基座宽度。
    • 2. 发明授权
    • Method of forming an inductive write head for magnetic data storage media
    • 形成用于磁数据存储介质的感应写头的方法
    • US06221218B1
    • 2001-04-24
    • US09251848
    • 1999-02-17
    • Zhupei ShiChun HeSyed HossainMark S. Miller
    • Zhupei ShiChun HeSyed HossainMark S. Miller
    • B32B516
    • G11B5/3109G11B5/3116G11B5/3967Y10S428/90Y10T428/1171Y10T428/26
    • An inductive write head includes a first pole and a second pole that form a yoke having a write gap between the first pole and second pole. The second pole is formed of a particular Co100-a-bZRaCRb compound. More specifically, the second pole is formed where “a” is in the range of about 2 atomic percent to about 18 atomic percent, and “b” is in the range of about 0.5 atomic percent to about 6 atomic percent. The magnetic write element also includes a conductive coil which lies between the first pole and the second pole. The inductive write head also includes a first yoke pedestal attached to the first pole, and a second yoke pedestal attached to the second pole, with the write gap formed therebetween. Further, the first yoke pedestal has a pedestal width that defines the write element trackwidth and that is smaller than the pedestal width of the second yoke pedestal.
    • 感应写入头包括第一极和第二极,其形成在第一极和第二极之间具有写入间隙的磁轭。 第二极由特定的Co100-a-bZRaCRb化合物形成。 更具体地说,形成第二极,其中“a”在约2原子%至约18原子百分比的范围内,“b”在约0.5原子%至约6原子百分比的范围内。 磁写入元件还包括位于第一极和第二极之间的导电线圈。 电感写入头还包括附接到第一极的第一磁轭座和连接到第二极的第二磁轭座,其间形成有写入间隙。 此外,第一磁轭座具有限定写入元件轨道宽度并且小于第二磁轭座的基座宽度的基座宽度。
    • 5. 发明授权
    • Compact wavelength multiplexer/demultiplexer and method for making the same
    • 紧凑型波长多路复用器/解复用器及其制作方法
    • US07212343B1
    • 2007-05-01
    • US10618272
    • 2003-07-11
    • Chun HeYao Li
    • Chun HeYao Li
    • G02B27/10
    • G02B6/29383G02B6/29365
    • Designs of multiplexing/demultiplexing modules configured for N channels are disclosed. One of the features in the designs is to provide at least one concave mirror for compenstating filter tilting errors. The concave mirrors is placed where an incident traveling distance of a light beam is substantially similar or equal to the reflected traveling distance of the beam such that the filter tilting errors successively introduced over a number of optical filters can be successively reduced, compensated or removed over a subsequent number of optical filters as the light beams travels.
    • 公开了针对N个通道配置的复用/解复用模块的设计。 设计中的一个特征是提供至少一个用于补偿过滤器倾斜误差的凹面镜。 将凹面镜放置在光束的入射行进距离基本上等于或等于光束的反射行进距离的位置,使得能够连续地减少,补偿或移除通过多个滤光器连续引入的滤光镜倾斜误差 随着光束行进的随后数量的滤光器。
    • 6. 发明授权
    • Cost-effective packaging of fiber optical devices
    • 高性价比的光纤设备包装
    • US07103246B1
    • 2006-09-05
    • US10913938
    • 2004-08-07
    • Steven ZhuChun HeYao Li
    • Steven ZhuChun HeYao Li
    • G02B6/32
    • G02B6/2937
    • Techniques for designing optical couplers are disclosed. According to one aspect of the optical couplers, different from the prior art couplers, a holding tube (a sub-assembly) for holding an optical lens (e.g., a GRIN lens) and an optical filter (e.g., a thin film filter) is formed by concatenating two single tubes, one for accommodating the optical lens and the other for accommodating the optical filter. The two tubes are not required to have an identical dimension. As a result, inherent flexibilities are provided in the holding tube, especially the optical filter often comes in different sizes. Further, when the sub-assembly is inserted in a sleeve, only either one of the two tubes is secured to the sleeve so as to reduce a risk that, during a thermal condition change, any metal and glass material expansion will not cause the sub-assembly to be under stress that would otherwise be present when both of the tubes are secured to the sleeve. To reduce stress-related optical loss of the optical couplers, an epoxy adhesive is applied onto only a portion of an optical lens and a portion of a tube.
    • 公开了用于设计光耦合器的技术。 根据与现有技术的耦合器不同的光耦合器的一个方面,用于保持光学透镜(例如,GRIN透镜)和滤光器(例如,薄膜滤光器)的保持管(子组件)是 通过连接两个单个管,一个用于容纳光学透镜,另一个用于容纳滤光器。 两根管不需要具有相同的尺寸。 结果,在保持管中提供固有的灵活性,特别是光学滤波器通常具有不同的尺寸。 此外,当子组件插入套筒中时,只有两个管中的任一个固定到套筒上,以便降低在热条件变化期间任何金属和玻璃材料膨胀不会导致子 - 组件处于应力时,否则当两个管固定到套筒时将存在。 为了减少光耦合器的应力相关的光学损耗,环氧粘合剂仅施加在光学透镜和管的一部分上。
    • 7. 发明授权
    • Method and apparatus for separating channel signals
    • 用于分离信道信号的方法和装置
    • US07013069B1
    • 2006-03-14
    • US10885252
    • 2004-07-06
    • Chun HeYao LiAndy Zhou
    • Chun HeYao LiAndy Zhou
    • G02B6/32G02B6/42
    • G02B6/29362G02B6/4246
    • Designs of optical devices particularly useful for separating channels signals that are originally multiplexed are disclosed. In accordance with one design, an optical filter configured to reflect a particular channel signal is positioned to receive a multiplexed signal at a small incident angle so as to minimize residuals of other signals in the channel signal. To further increase isolation from the other channel signals, another filter is introduced to transmit only the reflected channel signal, the another filter has a frequency response reciprocal to that of the original optical filter. One of the key advantages, benefits and objects of the designs is to increase channel signals separation efficiency by increasing isolation among separated channel signals.
    • 公开了特别用于分离信道的光学装置的设计,原始复用的信号。 根据一种设计,配置成反射特定信道信号的滤光器被定位成以小的入射角接收多路复用的信号,以最小化通道信号中的其它信号的残差。 为了进一步增加与其他信道信号的隔离,引入另一个滤波器来仅发送反射的信道信号,另一滤波器具有与原始滤光器的频率响应相反的频率响应。 设计的一个关键优点,优点和目的是通过增加隔离通道信号之间的隔离度来增加通道信号分离效率。
    • 8. 发明授权
    • Optical module with high reflection isolation and compact size
    • 光学模块具有高反射隔离度和紧凑的尺寸
    • US07412124B1
    • 2008-08-12
    • US10871215
    • 2004-06-18
    • Chun He
    • Chun He
    • G02B6/26G02B6/42
    • G02B6/2937G02B6/2938G02B6/29383
    • Techniques for designing optical devices with high reflection isolation are disclosed. According to one aspect of the devices, a pair of conjugate optical filters is used. To preserve the performance of the filters and minimize insertion loss, a lens has a first side and a second side, the first side being preferably perpendicular to an optical axis of the lens, and the second side being nearly perpendicular to the optical axis of the lens. Thus one of the conjugate optical filters is deposed towards the first side of the lens and the other one of the conjugate optical filters is deposed towards the second side of the lens. When a reflected light from one filter, presumably carrying residuals of a transmitted signal, hits another filter, the residuals are blocked, resulting in great isolation for the R-channel from the T-channel.
    • 公开了用于设计具有高反射隔离的光学器件的技术。 根据器件的一个方面,使用一对共轭滤光器。 为了保持滤光器的性能并最​​小化插入损耗,透镜具有第一侧和第二侧,第一侧优选地垂直于透镜的光轴,并且第二侧几乎垂直于透镜的光轴 镜片。 因此,共轭光学滤光器中的一个被朝向透镜的第一侧放置,并且另一个共轭光学滤光器朝向透镜的第二侧被放置。 当来自一个滤波器的反射光(可能携带发送信号的残留物)撞到另一个滤波器时,残留物被阻塞,从而导致来自T信道的R信道的极大隔离。