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1.发明授权Recording head for heat assisted magnetic recording with diffusion barrier surrounding a near field transducer 有权用于辅助磁记录的记录头，具有围绕近场传感器的扩散屏障公开(公告)号：US08670215B2
公开(公告)日：2014-03-11
申请号：US13928445
申请日：2013-06-27
Applicant: Seagate Technology LLC
Inventor： Jie Zou , Kaizhong Gao , William Albert Challener , Mark Henry Ostrowski , Venkateswara Rao Inturi , Tong Zhao , Michael Christopher Kautzky
IPC: G11B5/02
CPC classification number: G11B13/08 , G11B5/3133 , G11B5/314 , G11B5/6088 , G11B13/04 , G11B2005/0021 , Y10T428/11
Abstract: An apparatus includes a near field transducer positioned adjacent to an air bearing surface, a first magnetic pole, a heat sink positioned between the first magnetic pole and the near field transducer, and a diffusion barrier positioned between the near field transducer and the first magnetic pole. The diffusion barrier can be positioned adjacent to the magnetic pole or the near field transducer.
Abstract translation: 一种装置包括邻近空气轴承表面定位的近场换能器，第一磁极，位于第一磁极和近场换能器之间的散热器，以及位于近场换能器与第一磁极之间的扩散阻挡层 。 扩散阻挡层可以邻近磁极或近场传感器定位。
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公开(公告)号：US20140050057A1
公开(公告)日：2014-02-20
申请号：US14062651
申请日：2013-10-24
Applicant: SEAGATE TECHNOLOGY LLC
Inventor： Jie Zou , Kaizhong Gao , William Albert Challener , Mark Henry Ostrowski , Venkateswara Rao Inturi , Tong Zhao , Michael Christopher Kautzky
CPC classification number: G11B33/144 , G11B5/3106 , G11B5/3133 , G11B5/3136 , G11B5/314 , G11B13/08 , G11B2005/0021
Abstract: An apparatus including a near field transducer positioned adjacent to an air bearing surface, the near field transducer comprising silver (Ag) and at least one other element or compound; a first magnetic pole; and a heat sink positioned between the first magnetic pole and the near field transducer, wherein the heat sink includes: rhodium (Rh) or an alloy thereof; ruthenium (Ru) or an alloy thereof; titanium (Ti) or an alloy thereof; tantalum (Ta) or an alloy thereof; tungsten (W) or an alloy thereof; borides; nitrides; transition metal oxides; or palladium (Pd) or an alloy thereof.
Abstract translation: 一种包括靠近空气轴承表面定位的近场换能器的装置，所述近场换能器包括银（Ag）和至少一种其它元件或化合物; 第一个磁极; 以及位于所述第一磁极和所述近场换能器之间的散热器，其中所述散热器包括：铑（Rh）或其合金; 钌（Ru）或其合金; 钛（Ti）或其合金; 钽（Ta）或其合金; 钨（W）或其合金; 硼化物 氮化物 过渡金属氧化物; 或钯（Pd）或其合金。
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公开(公告)号：US20130176838A1
公开(公告)日：2013-07-11
申请号：US13688106
申请日：2012-11-28
Applicant: SEAGATE TECHNOLOGY LLC
Inventor： Ibrahim Kursat Sendur , William Albert Challener , Chubing Peng
IPC: G11B13/04
CPC classification number: G11B13/04 , B82Y10/00 , G11B5/012 , G11B5/74 , G11B5/743 , G11B5/746 , G11B5/82 , G11B5/855 , G11B2005/0002 , G11B2005/0005 , G11B2005/0021
Abstract: A patterned magnetic recording medium for use in heat assisted magnetic recording comprises an electrically conductive heat sink layer and a plurality of discrete magnetic recording elements positioned adjacent to a first surface of the heat sink layer. Disc drives that include the patterned medium and a method of magnetic recording using the patterned media are also included.
Abstract translation: 用于热辅助磁记录的图案化磁记录介质包括导电散热层和邻近散热层第一表面定位的多个离散磁记录元件。 还包括包括图案化介质的光盘驱动器和使用图案化介质的磁记录方法。
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公开(公告)号：US20130070576A1
公开(公告)日：2013-03-21
申请号：US13678017
申请日：2012-11-15
Applicant: SEAGATE TECHNOLOGY LLC
Inventor： Jie Zou , Kaizhong Gao , William Albert Challener , Mark Henry Ostrowski , Venkateswara Rao Inturi , Tong Zhao , Michael Christopher Kautzky
IPC: G11B13/04
CPC classification number: G11B13/08 , G11B5/3133 , G11B5/314 , G11B5/6088 , G11B13/04 , G11B2005/0021 , Y10T428/11
Abstract: An apparatus includes a near field transducer positioned adjacent to an air bearing surface, a first magnetic pole, a heat sink positioned between the first magnetic pole and the near field transducer, and a diffusion barrier positioned between the near field transducer and the first magnetic pole. The diffusion barrier can be positioned adjacent to the magnetic pole or the near field transducer.
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公开(公告)号：US08842391B2
公开(公告)日：2014-09-23
申请号：US14062675
申请日：2013-10-24
Applicant: Seagate Technology LLC
Inventor： Jie Zou , Kaizhong Gao , William Albert Challener , Mark Henry Ostrowski , Venkateswara Rao Inturi , Tong Zhao , Michael Christopher Kautzky
IPC: G11B5/02
CPC classification number: G11B11/10534 , G11B5/3106 , G11B5/3133 , G11B5/3136 , G11B5/314 , G11B2005/0021
Abstract: An apparatus including a near field transducer positioned adjacent to an air bearing surface, the near field transducer including an electrically conductive nitride; a first magnetic pole; and a heat sink, a diffusion barrier layer, or both positioned between the first magnetic pole and the near field transducer, wherein the heat sink, the diffusion barrier or both include rhodium (Rh) or an alloy thereof; ruthenium (Ru) or an alloy thereof titanium (Ti) or an alloy thereof tantalum (Ta) or an alloy thereof tungsten (W) or an alloy thereof borides; nitrides; transition metal oxides; or palladium (Pd) or an alloy thereof.
Abstract translation: 一种包括邻近空气轴承表面定位的近场换能器的装置，所述近场换能器包括导电氮化物; 第一个磁极; 以及位于第一磁极和近场换能器之间的散热器，扩散阻挡层或两者，其中散热器，扩散阻挡层或二者均包括铑（Rh）或其合金; 钌（Ru）或其合金钛（Ti）或其合金钽（Ta）或其合金钨（W）或其合金硼化物; 氮化物 过渡金属氧化物; 或钯（Pd）或其合金。
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Patent Agency Ranking
公开(公告)号：US20160049165A1
公开(公告)日：2016-02-18
申请号：US14853329
申请日：2015-09-14
Applicant: Seagate Technology LLC
Inventor： Michael Allen Seigler , Sharat Batra , William Albert Challener , Hua Zhou
IPC: G11B5/48
CPC classification number: G11B5/484 , G11B5/02 , G11B5/1278 , G11B5/314 , G11B2005/0021
Abstract: A magnetic recording apparatus includes a write element and an optical device for heating a portion of a magnetic medium. The optical device and the write element are arranged to generally prevent the write element from affecting the optical fields generated by the optical device.
Abstract translation: 磁记录装置包括写入元件和用于加热磁性介质的一部分的光学装置。 光学器件和写入元件被布置成大体上防止写入元件影响由光学器件产生的光学场。
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公开(公告)号：US08934198B2
公开(公告)日：2015-01-13
申请号：US14062651
申请日：2013-10-24
Applicant: Seagate Technology LLC
Inventor： Jie Zou , Kaizhong Gao , William Albert Challener , Mark Henry Ostrowski , Vankateswara Rao Inturi , Tong Zhao , Michael Christopher Kautzky
IPC: G11B5/02
CPC classification number: G11B33/144 , G11B5/3106 , G11B5/3133 , G11B5/3136 , G11B5/314 , G11B13/08 , G11B2005/0021
Abstract: An apparatus including a near field transducer positioned adjacent to an air bearing surface, the near field transducer comprising silver (Ag) and at least one other element or compound; a first magnetic pole; and a heat sink positioned between the first magnetic pole and the near field transducer, wherein the heat sink includes: rhodium (Rh) or an alloy thereof; ruthenium (Ru) or an alloy thereof; titanium (Ti) or an alloy thereof; tantalum (Ta) or an alloy thereof; tungsten (W) or an alloy thereof; borides; nitrides; transition metal oxides; or palladium (Pd) or an alloy thereof.
Abstract translation: 一种包括靠近空气轴承表面定位的近场换能器的装置，所述近场换能器包括银（Ag）和至少一种其它元件或化合物; 第一个磁极; 以及位于所述第一磁极和所述近场换能器之间的散热器，其中所述散热器包括：铑（Rh）或其合金; 钌（Ru）或其合金; 钛（Ti）或其合金; 钽（Ta）或其合金; 钨（W）或其合金; 硼化物 氮化物 过渡金属氧化物; 或钯（Pd）或其合金。
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公开(公告)号：US20130235707A1
公开(公告)日：2013-09-12
申请号：US13867179
申请日：2013-04-22
Applicant: SEAGATE TECHNOLOGY LLC
Inventor： Tong Zhao , Michael Christopher Kautzky , William Albert Challener , Michael Allen Seigler
IPC: G11B13/04
CPC classification number: G11B13/04 , B82Y10/00 , G02B6/102 , G11B5/1278 , G11B5/314 , G11B5/6088 , G11B2005/0021 , Y10T428/11
Abstract: A near field transducer includes gold and at least one dopant. The dopant can include at least one of: Cu, Rh, Ru, Ag, Ta, Cr, Al, Zr, V, Pd, Ir, Co, W, Ti, Mg, Fe, or Mo. The dopant concentration may be in a range from 0.5% and 30%. The dopant can be a nanoparticle oxide of V, Zr, Mg, Ca, Al, Ti, Si, Ce, Y, Ta, W, or Th, or a nitride of Ta, Al, Ti, Si, In, Fe, Zr, Cu, W or B.
Abstract translation: 近场换能器包括金和至少一种掺杂剂。 掺杂剂可以包括Cu，Rh，Ru，Ag，Ta，Cr，Al，Zr，V，Pd，Ir，Co，W，Ti，Mg，Fe或Mo中的至少一种。 范围从0.5％和30％。 掺杂剂可以是V，Zr，Mg，Ca，Al，Ti，Si，Ce，Y，Ta，W或Th的纳米氧化物，或Ta，Al，Ti，Si，In，Fe，Zr ，Cu，W或B.
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公开(公告)号：US09792946B2
公开(公告)日：2017-10-17
申请号：US13688106
申请日：2012-11-28
Applicant: Seagate Technology LLC
Inventor： Ibrahim Kursat Sendur , William Albert Challener , Chubing Peng
CPC classification number: G11B13/04 , B82Y10/00 , G11B5/012 , G11B5/74 , G11B5/743 , G11B5/746 , G11B5/82 , G11B5/855 , G11B2005/0002 , G11B2005/0005 , G11B2005/0021
Abstract: A patterned magnetic recording medium for use in heat assisted magnetic recording comprises an electrically conductive heat sink layer and a plurality of discrete magnetic recording elements positioned adjacent to a first surface of the heat sink layer. Disc drives that include the patterned medium and a method of magnetic recording using the patterned media are also included.
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公开(公告)号：US20140050058A1
公开(公告)日：2014-02-20
申请号：US14062675
申请日：2013-10-24
Applicant: SEAGATE TECHNOLOGY LLC
Inventor： Jie Zou , Kaizhong Gao , William Albert Challener , Mark Henry Ostrowski , Venkateswara Rao Inturi , Tong Zhao , Michael Christopher Kautzky
IPC: G11B11/105
CPC classification number: G11B11/10534 , G11B5/3106 , G11B5/3133 , G11B5/3136 , G11B5/314 , G11B2005/0021
Abstract: An apparatus including a near field transducer positioned adjacent to an air bearing surface, the near field transducer including an electrically conductive nitride; a first magnetic pole; and a heat sink, a diffusion barrier layer, or both positioned between the first magnetic pole and the near field transducer, wherein the heat sink, the diffusion barrier or both include rhodium (Rh) or an alloy thereof; ruthenium (Ru) or an alloy thereof titanium (Ti) or an alloy thereof tantalum (Ta) or an alloy thereof tungsten (W) or an alloy thereof borides; nitrides; transition metal oxides; or palladium (Pd) or an alloy thereof.
Abstract translation: 一种包括邻近空气轴承表面定位的近场换能器的装置，所述近场换能器包括导电氮化物; 第一个磁极; 以及位于第一磁极和近场换能器之间的散热器，扩散阻挡层或两者，其中散热器，扩散阻挡层或二者均包括铑（Rh）或其合金; 钌（Ru）或其合金钛（Ti）或其合金钽（Ta）或其合金钨（W）或其合金硼化物; 氮化物 过渡金属氧化物; 或钯（Pd）或其合金。
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