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公开(公告)号：US09454978B2
公开(公告)日：2016-09-27
申请号：US14884527
申请日：2015-10-15
Applicant: Seagate Technology, LLC
Inventor： Konstantin Nikolaev , Taras Pokhil , Andrzej Stankiewicz , Mohammed Patwari , Eric Singleton
CPC classification number: G11B5/3906 , G11B5/3912 , G11B2005/3996 , H01L43/08 , H01L43/12 , Y10T29/49034
Abstract: A reader sensor having a dusting layer having a thickness less than 5 Angstroms between and in contact with the AFM layer and with the pinned layer. The dusting layer comprises a non-magnetic, electrically conducting material, such as ruthenium or iridium. The reader sensor has a free layer composed of a material free of nickel (Ni).
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Patent Agency Ranking
公开(公告)号：US20150369879A1
公开(公告)日：2015-12-24
申请号：US14840411
申请日：2015-08-31
Applicant: Seagate Technology LLC
Inventor： Konstantin Nikolaev , Victor Sapozhnikov , Taras Pokhil , Jae-Young Yi , Mohammed Patwari , Eric W. Singleton
CPC classification number: G01R33/0052 , C21D1/04 , C21D1/34 , C21D2201/05 , G01R33/091 , G11B5/3903 , G11B5/3932 , G11B2005/0008 , G11B2005/3996 , H01F7/064 , Y10T29/49034
Abstract: Implementations described and claimed herein provide a system comprising an external magnetic field generator, wherein the external field magnetic field generator is configured to rock an effective annealing magnetic field between a first positive angle and a second negative angle compared to a desired pinning field orientation in an AFM/PL structure.
Abstract translation: 本文描述和要求保护的实施例提供了一种包括外部磁场发生器的系统，其中外部场磁场发生器被配置为与第一正角度和第二负角度之间的有效退火磁场相比， AFM / PL结构。
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公开(公告)号：US09196272B1
公开(公告)日：2015-11-24
申请号：US14524142
申请日：2014-10-27
Applicant: SEAGATE TECHNOLOGY, LLC
Inventor： Konstantin Nikolaev , Taras Pokhil , Andrzej Stankiewicz , Mohammed Patwari , Eric Singleton
IPC: G11B5/39
CPC classification number: G11B5/3906 , G11B5/3912 , G11B2005/3996 , H01L43/08 , H01L43/12 , Y10T29/49034
Abstract: A reader sensor having a dusting layer having a thickness less than 5 Angstroms between and in contact with the AFM layer and with the pinned layer. The dusting layer comprises a non-magnetic, electrically conducting material, such as ruthenium or iridium. The reader sensor has a free layer composed of a material free of nickel (Ni).
Abstract translation: 一种读取器传感器，其具有在AFM层之间和与被钉扎层之间具有小于5埃的厚度并与之接触的除尘层。 除尘层包括非磁性导电材料，例如钌或铱。 读取器传感器具有由不含镍（Ni）的材料构成的自由层。
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公开(公告)号：US09147409B1
公开(公告)日：2015-09-29
申请号：US14292414
申请日：2014-05-30
Applicant: Seagate Technology LLC
Inventor： Konstantin Nikolaev , Victor Sapozhnikov , Taras Pokhil , Jae-Young Yi , Mohammed Patwari , Eric W. Singleton
CPC classification number: G01R33/0052 , C21D1/04 , C21D1/34 , C21D2201/05 , G01R33/091 , G11B5/3903 , G11B5/3932 , G11B2005/0008 , G11B2005/3996 , H01F7/064 , Y10T29/49034
Abstract: Implementations disclosed herein provide a method comprising rocking an effective annealing magnetic field between a first positive angle and a second negative angle compared to a desired pinning field orientation in an AFM/PL structure, wherein an angular amplitude of rocking the effective annealing magnetic field between a first positive angle and a second negative angle gradually decreases towards the desired orientation of pinning in the AFM/PL structure.
Abstract translation: 本文公开的实施方案提供了一种方法，包括在AFM / PL结构中与期望的钉扎场取向相比，摆动第一正角和第二负角之间的有效退火磁场，其中将有效退火磁场在 第一正角度和第二负角度朝向在AFM / PL结构中的钉扎的期望取向逐渐减小。
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公开(公告)号：US20150084624A1
公开(公告)日：2015-03-26
申请号：US14036995
申请日：2013-09-25
Applicant: Seagate Technology LLC
Inventor： Eric W. Singleton , Liwen Tan , Jae-Young Yi , Konstantin Nikolaev
CPC classification number: G11B5/3912 , G01R33/0017 , G01R33/09 , G01R33/098
Abstract: Implementations disclosed herein allow a signal detected by a magnetoresistive (MR) sensor to be improved by providing for one or more alloyed layers that each include a ferromagnetic material and a refractory material. The alloyed layers are provided adjacent to a shield element or between soft magnetic layers of the sensor stack.
Abstract translation: 通过提供一个或多个合金层，每个包含铁磁材料和耐火材料，本文公开的实施方式允许由磁阻（MR）传感器检测的信号得到改善。 合金层邻近屏蔽元件或传感器堆叠的软磁层之间设置。
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公开(公告)号：US20150002962A1
公开(公告)日：2015-01-01
申请号：US13930150
申请日：2013-06-28
Applicant: Seagate Technology LLC
Inventor： Eric W. Singleton , Konstantin Nikolaev , Liwen Tan , Jae-Young Yi , Victor Boris Sapozhnikov , Mohammed Sharia Ullah Patwari
CPC classification number: G11B5/3912 , G11B5/3909 , G11B5/3929 , G11B2005/3996
Abstract: An apparatus disclosed herein includes a sensor stack including a first layer and an AFM stabilized bottom shield in proximity to the first layer, wherein the AFM stabilized bottom shield is magnetically coupled to the first layer.
Abstract translation: 本文公开的装置包括传感器堆叠，其包括靠近第一层的第一层和AFM稳定的底部屏蔽，其中AFM稳定的底部屏蔽物磁耦合到第一层。
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