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    • 2. 发明授权
    • Magnetic head with improved core bonding
    • 磁头与改进的核心结合
    • US5162960A
    • 1992-11-10
    • US613691
    • 1990-11-20
    • Katsumi SakataIkuko SatoTatsuo KumuraToshito IkedaHiroya EguchiHideaki MatsuyamaHideaki Karamon
    • Katsumi SakataIkuko SatoTatsuo KumuraToshito IkedaHiroya EguchiHideaki MatsuyamaHideaki Karamon
    • G11B5/127G11B5/187G11B5/23G11B5/235
    • G11B5/1878G11B5/1276Y10T29/49039
    • The formation of a gap in a magnetic head core or the junction of a thin magnetic film of a metal with an oxide substrate of a magnetic head made of a composite of a thin magnetic film of a metal with an oxide material are conducted by the thermal diffusion between gold layers themselves at a low temperature. Then, chromium or titanium is provided between the gold layer and the junction surface to prevent deterioration of magnetic characteristics and generation of a false gap and, at the same time, to heighten the junction strength. The thermal diffusion between the gold layers themselves is effected at a temperature lower than that of glass fusion to suppress the deterioration of magnetic characteristics, distortion caused by thermal expansion, and diffusion reaction on the interface. The chromium or titanium layer works to maintain function strength between the thin magnetic layer or the oxide substrate and the gold layer.
    • PCT No.PCT / JP90 / 00368 Sec。 371日期1990年11月20日 102(e)1990年11月20日日期PCT 1990年3月19日PCT PCT。 出版物WO90 / 11595 日期1990年10月4日。磁头芯中的间隙或金属的薄磁性膜与磁头的氧化物衬底的接合部的形成,所述磁头由金属的薄磁性膜与 氧化物材料通过金层本身之间的热扩散在低温下进行。 然后,在金层和接合面之间设置铬或钛,以防止磁特性的恶化和假间隙的产生,同时提高结合强度。 金层本身之间的热扩散在比玻璃熔融温度低的温度下进行,以抑制磁特性的劣化,由热膨胀引起的变形和界面上的扩散反应。 铬或钛层用于保持薄磁层或氧化物衬底与金层之间的功能强度。
    • 3. 发明授权
    • Magnetic head
    • 磁头
    • US06950278B2
    • 2005-09-27
    • US11087796
    • 2005-03-23
    • Osamu OnoderaHeikichi SatoKatsumi SakataKaoru Aoki
    • Osamu OnoderaHeikichi SatoKatsumi SakataKaoru Aoki
    • G11B5/187G11B5/31G11B5/53G11B5/23
    • G11B5/1878G11B5/3106G11B5/53
    • A magnetic head having a sliding surface (120) on which a magnetic recording medium is slid, a magnetic gap g formed in the sliding surface for exchanging information signals with the magnetic recording medium, a track width controlling portion for prescribing a track width Tw of the magnetic gap g, with the track width controlling portion being formed by abutting a pair of magnetic core halves (110a, 110b) together, there being track width controlling grooves (111a to 111d) formed in each of the magnetic core halves, metal magnetic films (112a to 112f) provided in association with the magnetic gap g and with the track width controlling portion, and a groove (130) formed in at least one end of the magnetic gap g for extending substantially parallel to the sliding direction of the magnetic recording medium. A length L in μm between a first point of intersection P between the track width controlling groove (111b) formed in one of the magnetic core halves (110a) and one lateral edge of the groove (130) and a second point of intersection Q between the magnetic gap g and the other lateral edge of the groove is related with an intensity of the recording current I [mA] by L≧11.3×ln I−21.9. With the magnetic head, demagnetization produced in the recording track of the magnetic tape is prevented from being produced.
    • 一种具有滑动表面(120)的磁头,磁记录介质滑动在该磁头上,形成在滑动表面中用于与磁记录介质交换信息信号的磁隙g,轨道宽度控制部分,用于规定轨道宽度Tw 磁隙g,其中轨道宽度控制部分通过将一对磁芯半部(110a,110b)邻接在一起形成,在每个磁芯中形成有轨道宽度控制槽(111a至111d) 与磁隙g和轨道宽度控制部分相关联地设置的半个金属磁性膜(112a至112f)以及形成在磁隙g的至少一端中的基本平行于 磁记录介质的滑动方向。 形成在磁芯半部(110a)中的一个磁道半部(110a)中的磁道宽度控制槽(111b)和沟槽(130)的一个侧边缘之间的第一交点P之间的第一交点P之间的长度L和第二交点 磁隙g与槽的另一侧边之间的Q与记录电流I [mA]的强度相关,L> = 11.3×ln I-21.9。 利用磁头,防止在磁带的记录轨道中产生的退磁。
    • 4. 发明申请
    • MAGNETIC HEAD
    • 磁头
    • US20050162777A1
    • 2005-07-28
    • US11087796
    • 2005-03-23
    • Osamu OnoderaHeikichi SatoKatsumi SakataKaoru Aoki
    • Osamu OnoderaHeikichi SatoKatsumi SakataKaoru Aoki
    • G11B5/187G11B5/31G11B5/53
    • G11B5/1878G11B5/3106G11B5/53
    • A magnetic head having a sliding surface (120) on which a magnetic recording medium is slid, a magnetic gap g formed in the sliding surface for exchanging information signals with the magnetic recording medium, a track width controlling portion for prescribing a track width Tw of the magnetic gap g, with the track width controlling portion being formed by abutting a pair of magnetic core halves (110a, 110b) together, there being track width controlling grooves (111a to 111d) formed in each of the magnetic core halves, metal magnetic films (112a to 112f) provided in association with the magnetic gap g and with the track width controlling portion, and a groove (130) formed in at least one end of the magnetic gap g for extending substantially parallel to the sliding direction of the magnetic recording medium. A length L in μm between a first point of intersection P between the track width controlling groove (111b) formed in one of the magnetic core halves (110a) and one lateral edge of the groove (130) and a second point of intersection Q between the magnetic gap g and the other lateral edge of the groove is related with an intensity of the recording current I [mA] by L≧11.3×lnI−21.9. With the magnetic head, demagnetization produced in the recording track of the magnetic tape is prevented from being produced.
    • 一种具有滑动表面(120)的磁头,磁记录介质滑动在该磁头上,形成在滑动表面中用于与磁记录介质交换信息信号的磁隙g,轨道宽度控制部分,用于规定轨道宽度Tw 磁隙g,其中轨道宽度控制部分通过将一对磁芯半部(110a,110b)邻接在一起形成,在每个磁芯中形成有轨道宽度控制槽(111a至111d) 与磁隙g和轨道宽度控制部分相关联地设置的半个金属磁性膜(112a至112f)以及形成在磁隙g的至少一端中的基本平行于 磁记录介质的滑动方向。 形成在磁芯半部(110a)中的一个磁道半部(110a)中的磁道宽度控制槽(111b)和沟槽(130)的一个侧边缘之间的第一交点P之间的第一交点P之间的长度L和第二交点 磁隙g与槽的另一个侧边之间的Q与记录电流I [mA]的强度相关,L> = 11.3×lnI-21.9。 利用磁头,防止在磁带的记录轨道中产生的退磁。
    • 5. 发明授权
    • Magnetic head
    • 磁头
    • US06894868B2
    • 2005-05-17
    • US10381288
    • 2002-07-23
    • Osamu OnoderaHeikichi SatoKatsumi SakataKaoru Aoki
    • Osamu OnoderaHeikichi SatoKatsumi SakataKaoru Aoki
    • G11B5/187G11B5/31G11B5/53G11B5/23
    • G11B5/1878G11B5/3106G11B5/53
    • A magnetic head having a sliding surface (120) on which a magnetic recording medium is slid, a magnetic gap g formed in the sliding surface for exchanging information signals with the magnetic recording medium, a track width controlling portion for prescribing a track width Tw of the magnetic gap g, with the track width controlling portion being formed by abutting a pair of magnetic core halves (110a, 110b) together, there being track width controlling grooves (111a to 111d) formed in each of the magnetic core halves, metal magnetic films (112a to 112f) provided in association with the magnetic gap g and with the track width controlling portion, and a groove (130) formed in at least one end of the magnetic gap g for extending substantially parallel to the sliding direction of the magnetic recording medium. A length L in μm between a first point of intersection P between the track width controlling groove (111b) formed in one of the magnetic core halves (110a) and one lateral edge of the groove (130) and a second point of intersection Q between the magnetic gap g and the other lateral edge of the groove is related with an intensity of the recording current I [mA] by L≧11.3×1nI−21.9. With the magnetic head, demagnetization produced in the recording track of the magnetic tape is prevented from being produced.
    • 一种具有滑动表面(120)的磁头,磁记录介质滑动在该磁头上,形成在滑动表面中用于与磁记录介质交换信息信号的磁隙g,轨道宽度控制部分,用于规定轨道宽度Tw 磁隙g,其中轨道宽度控制部分通过将一对磁芯半部(110a,110b)邻接在一起形成,在每个磁芯中形成有轨道宽度控制槽(111a至111d) 与磁隙g和轨道宽度控制部分相关联地设置的半个金属磁性膜(112a至112f)以及形成在磁隙g的至少一端中的基本平行于 磁记录介质的滑动方向。 形成在磁芯半部(110a)中的一个磁道半部(110a)中的磁道宽度控制槽(111b)和沟槽(130)的一个侧边缘之间的第一交点P之间的第一交点P之间的长度L和第二交点 磁隙g与槽的另一个侧边缘之间的Q与记录电流I [mA]的强度相关,L> = 11.3x1nI-21.9。 利用磁头,防止在磁带的记录轨道中产生的退磁。
    • 7. 发明申请
    • Image recognition apparatus, image recognition method, and electronic control device
    • 图像识别装置,图像识别方法和电子控制装置
    • US20080144888A1
    • 2008-06-19
    • US12000631
    • 2007-12-14
    • Hiroaki SanoKatsumi Sakata
    • Hiroaki SanoKatsumi Sakata
    • G06K9/00
    • G06K9/00805
    • An image recognition apparatus includes a comparing unit that sequentially compares a reference pattern with an image in a search window having a shape corresponding to a size of an object to be determined in an input image while moving the search window relative to the input image to acquire a degree of coincidence between the reference pattern and the image in the search window, and a determining unit that determines that an object corresponding to the reference pattern is present in an area where the degree of coincidence is equal to or higher than a predetermined value when a width of the area corresponds to a width of the search window.
    • 一种图像识别装置,包括:比较单元,其在搜索窗口中相对于输入图像移动搜索窗口时顺序地将参考图案与具有与要在输入图像中确定的对象的尺寸相对应的形状的搜索窗口中的图像进行比较以获取 所述参考图案与所述搜索窗口中的图像之间的一致程度,以及确定单元,其确定与所述参考图案相对应的对象存在于所述一致度等于或高于预定值的区域中, 该区域的宽度对应于搜索窗口的宽度。
    • 10. 发明授权
    • Error detecting device, error detection method and control system
    • 错误检测装置,错误检测方法和控制系统
    • US07559013B2
    • 2009-07-07
    • US11331123
    • 2006-01-13
    • Katsumi Sakata
    • Katsumi Sakata
    • G06F7/02H03M13/00
    • G06F11/0751
    • An error detecting device enables proper detection of an occurrence of a data error in a register. The error detecting device for detecting an occurrence of a data error in a register for holding input data with reception of a write permission comprises an operation circuit for performing a prescribed operation with each data output from a plurality of registers, a comparison register for storing data for comparison, a write unit for writing data obtained through the operation in the operation circuit into the comparison register in accordance with the timing of write permission by the write permission signal and a comparator for comparing the data for comparison stored in the comparison register with the data obtained through the operation in the operation circuit so as to detect garbled data in the registers.
    • 错误检测装置能够正确检测寄存器中的数据错误的发生。 用于检测用于在接收到写许可的情况下保持输入数据的寄存器中的数据错误的发生的错误检测装置包括用于从多个寄存器输出的每个数据执行规定的操作的操作电路,用于存储数据的比较寄存器 为了比较,写入单元根据写入许可信号的写入许可的定时将用于将操作电路中的操作获得的数据写入比较寄存器;以及比较器,用于将比较寄存器中存储的用于比较的数据与 通过操作电路中的操作获得的数据,以便检测寄存器中的乱码数据。