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    • 3. 发明授权
    • Method for making high speed, high areal density inductive write structure
    • 制造高速,高密度感应写入结构的方法
    • US07007372B1
    • 2006-03-07
    • US10656311
    • 2003-09-05
    • Yingjian ChenHua-Ching TongLei WangXizeng Shi
    • Yingjian ChenHua-Ching TongLei WangXizeng Shi
    • G11B5/127H04R31/00
    • G11B5/3146G11B5/3109G11B5/3113G11B5/3116G11B5/313G11B5/3153G11B5/3967Y10T29/49032Y10T29/49039Y10T29/49043Y10T29/49048Y10T29/49052Y10T29/49071Y10T29/49073
    • An inductive write element is disclosed for use in a magnetic data recording system. The write element provides increased data rate and data density capabilities through improved magnetic flux flow through the element. The write element includes a magnetic yoke constructed of first and second magnetic poles. The first pole includes a pedestal constructed of a high magnetic moment (high Bsat) material, which is preferably FeRhN nanocrystalline films with lamination layers of CoZrCr. The second pole includes a thin inner layer of high Bsat material (also preferably FeRhN nanocrystalline films with lamination layers of CoZrCr), the remainder being constructed of a magnetic material capable of being electroplated, such as a Ni—Fe alloy. An electrically conductive coil passes through the yoke between the first and second poles to induce a magnetic flux in the yoke when an electrical current is caused to flow through the coil. Magnetic flux in the yoke produces a fringing field at a write gap whereby a signal can be imparted onto a magnetic medium passing thereby.
    • 公开了用于磁数据记录系统的感应写入元件。 写元件通过改善通过元件的磁通量提供增加的数据速率和数据密度能力。 写元件包括由第一和第二磁极构成的磁轭。 第一极包括由高磁矩(高B sat sat)材料构成的基座,其优选为具有CoZrCr层压层的FeRhN纳米晶体膜。 第二极包括一高层高层材料的薄层(也优选具有CoZrCr叠层的FeRhN纳米晶膜),其余部分由能够电镀的磁性材料构成,例如Ni -Fe合金。 导电线圈通过第一和第二极之间的磁轭,当电流流过线圈时,引起磁轭中的磁通量。 轭中的磁通在写入间隙产生边缘场,由此可以将信号传递到通过的磁介质上。
    • 4. 发明授权
    • Cap and center pole apparatus and method of coupling
    • 盖和中心杆装置和耦合方法
    • US06473515B2
    • 2002-10-29
    • US09805096
    • 2001-03-13
    • Ching Tong Wong
    • Ching Tong Wong
    • H04R2500
    • H04R9/02H04R31/006Y10T29/49005
    • The present invention comprises an improved center pole having a distortion reduction cap and an improved method of coupling the cap to a speaker center pole. The speaker assembly comprises a distortion reduction cap and a cylindrical center pole having a gripping surface formed on an outer cylindrical surface of the center pole and a frustoconical recess on a top surface of the center pole. The cap is coupled to the center pole through the application of pressure on the cap to conform the cap to the center pole and to non-rotatably couple the cap onto the center pole by deforming a portion of the cap against the gripping surface. The distortion reduction cap is coupled to the center pole in a manner forming a corresponding frustoconical portion mating with the frustoconical recess on the top surface of the center pole in a manner providing an air tight seal.
    • 本发明包括具有失真减小帽的改进的中心极和将盖连接到扬声器中心极的改进方法。 扬声器组件包括失真减小帽和圆柱形中心极,其具有形成在中心极的外圆柱形表面上的抓握表面和在中心极的顶表面上的截头圆锥形凹部。 通过在盖上施加压力将盖连接到中心极,以使盖与中心极并且通过使盖的一部分相对于抓握表面变形而将盖不可旋转地联接到中心极上。 变形减小帽以形成与提供气密密封的方式形成与中心杆顶表面上的截头圆锥形凹部配合的相应截头圆锥形部分的方式联接到中心极。
    • 5. 发明授权
    • Spin valve device with improved thermal stability
    • 具有改善的热稳定性的自旋阀装置
    • US06351355B1
    • 2002-02-26
    • US09247814
    • 1999-02-09
    • Tai MinHua-Ching TongYiming HuaiWengie Chen
    • Tai MinHua-Ching TongYiming HuaiWengie Chen
    • G11B5127
    • B82Y25/00B82Y10/00G01R33/093G11B5/00G11B5/3143G11B5/3903G11B2005/3996
    • The present invention provides spin valve with a magnetic compensation field which couples to the pinned layer and counteracts sensing current induced magnetic field. The spin valve sensor of the present invention may be formed having a structure comprising: a free layer, a first spacer layer, a pinned layer, a pinning layer, a second spacer layer, and a compensation layer. The compensation layer may be formed of ferromagnetic material with its magnetization set so that the compensation field oriented in a reinforcing relationship with the magnetization of the pinned layer. Current through the compensation layer and the spacer layer may add to the compensation field. The spacer layer may be formed of a nonmagnetic material of sufficient thickness to prevent interaction between the pinning layer and the compensation layer while providing a sufficiently small distance to allow sufficient magnetic coupling to the pinned layer. The present invention may be used to improve thermal stability and reduce Barkhausen noise while not impacting output symmetry.
    • 本发明提供具有磁补偿场的自旋阀,其耦合到被钉扎层并抵消感测电流感应磁场。 本发明的自旋阀传感器可以形成为具有自由层,第一间隔层,钉扎层,钉扎层,第二间隔层和补偿层的结构。 补偿层可由铁磁材料形成,其磁化强度设定为使得补偿场定向成与被钉扎层的磁化强化关系。 通过补偿层和间隔层的电流可能增加到补偿场。 间隔层可以由足够厚度的非磁性材料形成,以防止钉扎层和补偿层之间的相互作用,同时提供足够小的距离以允许与被钉扎层的足够的磁耦合。 本发明可用于改善热稳定性并降低巴克豪森噪声,同时不影响输出对称性。
    • 6. 发明授权
    • Multimedia time warping system
    • 多媒体时间扭曲系统
    • US06233389B1
    • 2001-05-15
    • US09126071
    • 1998-07-30
    • James M. BartonRoderick James McInnisAlan S. MoskowitzAndrew Martin GoodmanChing Tong ChowJean Swey Kao
    • James M. BartonRoderick James McInnisAlan S. MoskowitzAndrew Martin GoodmanChing Tong ChowJean Swey Kao
    • H04N592
    • H04N5/775G06K9/00771G11B27/002G11B27/024G11B27/031G11B27/032G11B27/034G11B27/105G11B27/3027G11B27/3054G11B2220/216G11B2220/2562G11B2220/2575G11B2220/455G11B2220/90H04N5/4401H04N5/76H04N5/781H04N5/782H04N5/783H04N9/7921H04N9/8042H04N9/8063H04N21/4147H04N21/42204H04N21/42615H04N21/4263H04N21/4307H04N21/432H04N21/4334H04N21/4341H04N21/4344H04N21/4345H04N21/4402H04N21/440281H04N21/4532H04N21/454H04N21/472H04N21/47214H04N21/4884H04N21/8456H04N21/8547
    • A multimedia time warping system. The invention allows the user to store selected television broadcast programs while the user is simultaneously watching or reviewing another program. A preferred embodiment of the invention accepts television (TV) input streams in a multitude of forms, for example, National Television Standards Committee (NTSC) or PAL broadcast, and digital forms such as Digital Satellite System (DSS), Digital Broadcast Services (DBS), or Advanced Television Standards Committee (ATSC). The TV streams are converted to an Moving Pictures Experts Group (MPEG) formatted stream for internal transfer and manipulation and are parsed and separated it into video and audio components. The components are stored in temporary buffers. Events are recorded that indicate the type of component that has been found, where it is located, and when it occurred. The program logic is notified that an event has occurred and the data is extracted from the buffers. The parser and event buffer decouple the CPU from having to parse the MPEG stream and from the real time nature of the data streams which allows for slower CPU and bus speeds and translate to lower system costs. The video and audio components are stored on a storage device and when the program is requested for display, the video and audio components are extracted from the storage device and reassembled into an MPEG stream which is sent to a decoder. The decoder converts the MPEG stream into TV output signals and delivers the TV output signals to a TV receiver. User control commands are accepted and sent through the system. These commands affect the flow of said MPEG stream and allow the user to view stored programs with at least the following functions: reverse, fast forward, play, pause, index, fast/slow reverse play, and fast/slow play.
    • 多媒体时代整理系统。 本发明允许用户存储所选择的电视广播节目,同时用户同时观看或查看另一节目。 本发明的优选实施例以多种形式接收电视(TV)输入流,例如国家电视标准委员会(NTSC)或PAL广播,以及诸如数字卫星系统(DSS),数字广播服务(DBS) )或高级电视标准委员会(ATSC)。 电视流转换为运动图像专家组(MPEG)格式的流,用于内部传输和操作,并将其解析并分离成视频和音频组件。 组件存储在临时缓冲区中。 记录事件,指示已找到的组件的类型,位于何处以及发生的时间。 通知程序逻辑事件已经发生,并且从缓冲器中提取数据。 解析器和事件缓冲器使CPU不必解析MPEG流,并从数据流的实时性质中解耦,从而允许CPU和总线速度更慢,并降低系统成本。 视频和音频组件存储在存储设备上,并且当请求显示程序时,从存储设备中提取视频和音频组件,并将其重新组装成发送到解码器的MPEG流。 解码器将MPEG流转换为TV输出信号,并将TV输出信号传送到TV接收机。 用户控制命令被接受并通过系统发送。 这些命令影响所述MPEG流的流动,并且允许用户至少具有以下功能来查看存储的程序:反向,快进,播放,暂停,索引,快/慢反向播放和快/慢播放。