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    • 1. 发明授权
    • Recording/reproducing method of magneto-optical recording medium and
drive system for magneto-optical recording medium
    • 磁光记录介质的记录/再现方法和用于磁光记录介质的驱动系统
    • US5963512A
    • 1999-10-05
    • US93096
    • 1998-06-08
    • Hiroyasu InoueShinji MiyazakiJiro Yoshinari
    • Hiroyasu InoueShinji MiyazakiJiro Yoshinari
    • G11B11/10G11B5/00G11B11/105G11B11/00
    • G11B11/10515G11B11/10508G11B11/10517G11B11/10586G11B11/10595G11B5/00
    • In the present invention, data transmission rate is increased in the recording of the magneto-optical recording media in which the reproduction is accomplished by applying a modulated magnetic field in a scheme of "copying of the recorded magnetic domain.fwdarw.enlargement of the copied magnetic domain.fwdarw.reproduction of the copied magnetic domain .fwdarw.size reduction and disappearance of the copied magnetic domain". The recording/reproducing method of the present invention is adapted for use with a magneto-optical recording medium having a magnetic lamination comprising a recording layer and an amplification layer wherein recording is accomplished by applying a modulated recording magnetic field, and reproduction is accomplished by applying 1 cycle of the modulated magnetic field (reproduction magnetic field+erase magnetic field) per 1 record mark (1 bit). In the recording/reproducing method of the present invention, the recording and the reproduction are conducted such that:V.sub.R /V.sub.P >1when V.sub.R is linear velocity of the magneto-optical recording medium in relation to said recording magnetic field, and V.sub.P is linear velocity of the magneto-optical recording medium in relation to modulated magnetic field.
    • 在本发明中,通过在“复制所记录的磁畴的复制磁场 - 扩大复制的磁场”的方案中应用调制的磁场来实现再现的磁光记录介质的记录中的数据传输速率增加 复制磁畴的域 - >复制 - 复制磁畴的尺寸减小和消失。 本发明的记录/再现方法适用于具有包括记录层和放大层的磁性层叠的磁光记录介质,其中通过施加调制记录磁场来实现记录,并且通过应用 每1个记录标记(1位)的调制磁场(再现磁场+擦除磁场)的1个周期。 在本发明的记录/再现方法中,进行记录和再现,使得当VR是与磁记录介质相对于所述记录磁场的线速度时,VR / VP> 1,并且VP是线速度 相对于调制磁场的磁光记录介质。
    • 2. 发明授权
    • Magneto-optical recording medium
    • 磁光记录介质
    • US6017620A
    • 2000-01-25
    • US055961
    • 1998-04-07
    • Jiro YoshinariShinji MiyazakiHiroyasu Inoue
    • Jiro YoshinariShinji MiyazakiHiroyasu Inoue
    • G11B11/105B05D3/04
    • G11B11/10586G11B11/10521G11B11/10584Y10S428/90
    • The invention is directed at a magneto-optical recording medium which is directly overwritable by light intensity modulation, does not require an initializing magnet, and has on the surface side of a substrate four magnetic layers, a memory layer M.sub.1, a writing layer W.sub.2, a switching layer S.sub.3, and an initializing layer I.sub.4. The magnetic layers each contain a rare earth element and a transition element, have perpendicular magnetic anisotropy at room temperature, and satisfy the relationships:Tc.sub.I4 >Tc.sub.W2 >Tc.sub.M1 and Tc.sub.I4 >Tc.sub.W2 >Tc.sub.S3wherein Tc.sub.M1, Tc.sub.W2, Tc.sub.S3 and Tc.sub.I4 are the Curie temperatures of M.sub.1, W.sub.2, S.sub.3 and I.sub.4, respectively. Writing layer W.sub.2 is composed mainly of dysprosium, iron and cobalt, contains from 29-35 atomic percent of rare earth elements, and has an atomic ratio Fe/(Fe+Co) of from 0.40 to 0.58. This medium has an improved CNR, minimizes deterioration in the CNR with repeated overwriting, enhances storage reliability, and has an increased output.
    • 本发明涉及一种通过光强度调制直接覆盖的磁光记录介质,不需要初始化磁体,并且在基板的表面侧上具有四个磁性层,存储层M1,书写层W2, 开关层S3和初始化层I4。 磁性层各自含有稀土元素和过渡元素,在室温下具有垂直的磁各向异性,并且满足TcI4> TcW2> TcM1和TcI4> TcW2> TcS3的关系,其中TcM1,TcW2,TcS3和TcI4为居里温度 分别为M1,W2,S3和I4。 写作层W2主要由镝,铁和钴组成,含有29-35原子%的稀土元素,原子比Fe /(Fe + Co)为0.40〜0.58。 该介质具有改进的CNR,可以最大程度地减少CNR的恶化,反复重写,提高存储可靠性,并增加输出。
    • 3. 发明授权
    • Magneto-optical recording medium
    • 磁光记录介质
    • US06120921A
    • 2000-09-19
    • US55874
    • 1998-04-07
    • Jiro YoshinariShinji MiyazakiHiroyasu Inoue
    • Jiro YoshinariShinji MiyazakiHiroyasu Inoue
    • G11B11/10G11B11/105G11B5/66
    • G11B11/10586G11B11/10584G11B11/10515Y10S428/90
    • The magneto-optical recording medium of the present invention has a triple-layer magnetic laminate on the surface side of the substrate, and the magnetic laminate comprises an amplification layer A.sub.1, an exchange coupling control layer C.sub.12 and a recording layer R.sub.2 formed in this order. In the recording of the medium, magnetic domain is formed in the recording layer R.sub.2 and, and in the reproduction of the medium, the magnetic domain in R.sub.2 is copied to A.sub.1 to form a copied magnetic domain simultaneously with the enlarging of the thus formed copied magnetic domain in A.sub.1 by irradiation of a laser beam and application of a reproduction magnetic field. In the present invention, the amplification layer A.sub.1 does not have a compensation temperature higher than room temperature. Curie temperature Tc.sub.A1 of the amplification layer A.sub.1, Curie temperature Tc.sub.C12 of the exchange coupling control layer C.sub.12, and Curie temperature Tc.sub.S12 of the switching layer S.sub.12 are either Tc.sub.A1
    • 本发明的磁光记录介质在基板的表面侧具有三层磁性层压体,磁性层压体包括放大层A1,交换耦合控制层C12和按此顺序形成的记录层R2 。 在介质的记录中,在记录层R2中形成磁畴,并且在介质的再现中,将R2中的磁畴复制到A1,以形成复制的磁畴,同时扩大由此形成的复制 通过激光束的照射和应用再现磁场的A1中的磁畴。 在本发明中,放大层A1的补偿温度不高于室温。 放大层A1的居里温度TcA1,交换耦合控制层C12的居里温度TcC12和开关层S12的居里温度TcS12为TcA1
    • 4. 发明授权
    • Magneto-optical recording medium
    • 磁光记录介质
    • US6086993A
    • 2000-07-11
    • US67258
    • 1998-05-04
    • Jiro YoshinariShinji MiyazakiHiroyasu Inoue
    • Jiro YoshinariShinji MiyazakiHiroyasu Inoue
    • G11B11/10G11B11/105B32B15/01B32B15/18G11B5/66
    • G11B11/10591G11B11/10521Y10T428/265
    • A magneto-optical recording medium capable of direct overwriting in a light intensity modulation mode comprises a magnetic multilayer structure comprising, in order form an surface side thereof, a readout layer R.sub.01, a memory layer M.sub.1, an exchange force control layer C.sub.12 and a recording layer W.sub.2, four layers in all. The magnetic multilayer structure satisfies TC.sub.W2 >Tc.sub.M1, t.sub.R01 /(t.sub.R01 +t.sub.M1)=0.3 to 0.6, and t.sub.R01 +t.sub.M1 =20 to 40 nm where Tc.sub.M1 is a Curie temperature of M.sub.1, Tc.sub.W2 is a Curie temperature of W.sub.2, t.sub.R01 is a thickness of R.sub.01, and t.sub.M1 is a thickness of M.sub.1. R.sub.01 contains Gd, Fe, and Co as main components with the proviso that Gd is contained in an amount of 23 to 27 at %, M.sub.1 contains Tb, Fe, and Co as main components with the proviso that Tb is contained in an amount of 21 to 25 at %, and C.sub.12 contains Gd, Fe, and Co as main components with the proviso that Gd is contained in an amount of 23 to 32 at %, and has a thickness of 30 nm or below.
    • 能够以光强度调制模式直接重写的磁光记录介质包括磁性多层结构,其顺序形成其表面侧,读出层R01,存储层M1,交换力控制层C12和记录 层W2,四层。 磁性多层结构满足TCW2> TcM1,tR01 /(tR01 + tM1)= 0.3〜0.6,tR01 + tM1 = 20〜40nm,其中TcM1为居里温度为M1,TcW2为居里温度W2,tR01为 R01的厚度,tM1的厚度为M1。 R01含有Gd,Fe和Co作为主要成分,条件是Gd含量为23〜27原子%,M1含有Tb,Fe和Co作为主要成分,条件是Tb含量为 21〜25原子%,C12含有Gd,Fe,Co作为主要成分,条件是Gd含量为23〜32原子%,厚度为30nm以下。
    • 5. 发明授权
    • Magneto-optical recording medium with a layer to enlarge magnetic domains
    • 具有放大磁畴的层的磁光记录介质
    • US6031793A
    • 2000-02-29
    • US58292
    • 1998-04-10
    • Jiro YoshinariShinji MiyazakiHiroyasu Inoue
    • Jiro YoshinariShinji MiyazakiHiroyasu Inoue
    • G11B11/10G11B11/105
    • G11B11/10515G11B11/10586
    • In reading a magneto-optical recording medium comprising a substrate and a magnetic multilayer on a surface of the substrate, which multilayer comprises, in order from the surface of the substrate, an amplifying layer A.sub.1, a control layer C.sub.2, and a recording layer R.sub.3 with a magnetic domain formed therein, the medium is first irradiated with a laser beam while a reading magnetic field is applied thereto in one direction. With the resulting temperature increase, the magnetic domain in R.sub.3 is successively copied from C.sub.2 to A.sub.1 to form copied magnetic domains, which are in turn enlarged by a reading magnetic field. Then, the enlarged, copied magnetic domain in A.sub.1 is read out. Thereupon, laser beam irradiation is interrupted or the power of the laser beam is decreased to thereby vanish the copied magnetic domains in A.sub.1 and C.sub.2. To carry out reading by light intensity modulation, an interface wall exchange force magnetic field between the respective magnetic layer, etc. is controlled, so that reading can take place with no application of a modulated magnetic field.
    • 在基板表面上读取包括基板和磁性多层的磁光记录介质时,该多层包括从基板的表面依次包括放大层A1,控制层C2和记录层R3 其中形成有磁畴,首先用激光束照射介质,同时在一个方向上向其施加读取磁场。 随着温度的升高,R3中的磁畴依次从C2复制到A1,形成复制的磁畴,然后再通过读磁场进行放大。 然后,读出A1中的放大的复制磁畴。 于是,激光束照射被中断或者激光束的功率降低,从而消失A1和C2中复制的磁畴。 为了通过光强度调制进行读取,控制各磁性层之间的界面壁交换力磁场,从而可以在不施加调制磁场的情况下进行读取。
    • 8. 发明授权
    • Optical recording method
    • 光记录方式
    • US06560182B1
    • 2003-05-06
    • US09559360
    • 2000-04-27
    • Mori NagayamaHiroyasu InoueJiro Yoshinari
    • Mori NagayamaHiroyasu InoueJiro Yoshinari
    • G11B700
    • G11B7/006
    • In overwriting in an optical recording medium of phase change type at a high linear velocity, an increase in jitter is prevented without increase a laser power, by an optical recording method using a pulse train having at least 1 unit pulse of an upward pulse and a downward pulse continued therefrom as a recording waveform for optical beam modulation. In the pulse train having unit pulses in the number of n (n≧4), when values obtained by normalizing upward pulse duration and downward pulse duration of a unit pulse in a position i counted from a first unit pulse of the pulse train on the basis of a base clock width are T(i)H and T(i)L, T(2)H to T(n−1)H=TmpH and T(2)L to T(n−2)L=TmpL, and a first embodiment employes 0
    • 在以高线速度重写相变型光记录介质的情况下,通过使用具有至少1个具有向上脉冲的单位脉冲的脉冲序列的光记录方法来防止抖动的增加而不增加激光功率,并且 作为光束调制的记录波形从其继续向下的脉冲。 在具有n(n> = 4)个数的单位脉冲的脉冲串中,当通过对从脉冲序列的第一单位脉冲计数的位置i中的单位脉冲的向上脉冲持续时间和向下脉冲持续时间进行归一化而获得的值 基本时钟宽度的基础是T(i)H和T(i)L,T(2)H到T(n-1)H = TmpH和T(2)L到T(n-2)L = TmpL和第一实施例采用0
    • 9. 发明授权
    • Optical recording medium
    • 光记录介质
    • US5978349A
    • 1999-11-02
    • US129386
    • 1998-08-05
    • Jiro YoshinariHiroyasu InoueTatsuya Kato
    • Jiro YoshinariHiroyasu InoueTatsuya Kato
    • G11B7/24G11B7/243G11B7/257
    • G11B7/258G11B7/24067G11B7/243G11B7/257G11B2007/24308G11B2007/2431G11B2007/24314G11B2007/24316G11B7/00454G11B7/2534G11B7/2542
    • A phase change optical recording medium having an increased number of overwritable operations is provided. In this medium, the recording layer is disposed between a first dielectric layer and a second dielectric layer which contain zinc sulfide and silicon oxide as their main components; and difference between light absorption coefficient (Ac) of the recording layer in the region other than record marks (in crystalline state) and the light absorption coefficient (Aa) of the recording layer in the record marks (in noncrystalline state) is small, or Ac>Aa. More illustratively, the first dielectric layer is disposed underneath the recording layer and the second dielectric layer is disposed over the recording layer; and the conditions: Ac/Aa.gtoreq.0.9 and/or light transmittance .gtoreq.1% is satisfied. The first dielectric layer comprises a dielectric layer 1a on the side of the substrate and a dielectric layer 1b on the side of the recording layer; and the dielectric layer 1a has a silicon oxide content of from 2 mol % to less than 40 mol %, the dielectric layer 1b has a silicon oxide content of from 40 mol % to 80 mol %, and the second dielectric layer has a silicon oxide content of from 40 mol % to 80 mol %; and the second dielectric layer has a thickness of 10 to 35 nm.
    • 提供了具有增加数量的可重写操作的相变光学记录介质。 在该介质中,记录层设置在第一电介质层和含有硫化锌和氧化硅作为其主要成分的第二电介质层之间; 记录标记(结晶状态)以外的区域的记录层的光吸收系数(Ac)与记录标记(非结晶状态)的记录层的光吸收系数(Aa)之差小,或 Ac> Aa。 更具体地说,第一电介质层设置在记录层下方,第二介电层设置在记录层上; 并且满足Ac / Aa> / = 0.9和/或透光率> / = 1%的条件。 第一电介质层包括在基板一侧的电介质层1a和在记录层一侧的电介质层1b; 电介质层1a的氧化硅含量为2摩尔%以下且小于40摩尔%,电介质层1b的氧化硅含量为40摩尔%〜80摩尔%,第二电介质层具有氧化硅 含量为40mol%至80mol%; 第二介电层的厚度为10〜35nm。
    • 10. 发明授权
    • Light-emitting element and illuminating apparatus
    • 发光元件和照明装置
    • US09112182B2
    • 2015-08-18
    • US14007774
    • 2012-03-27
    • Kenichi HaraiHiroyasu Inoue
    • Kenichi HaraiHiroyasu Inoue
    • H01L33/00H01L51/52
    • H01L51/5271H01L51/5262H01L51/5275H01L2251/5323H01L2251/5361
    • A light-emitting device comprising: an organic electroluminescence element that has a light-emitting surface and emits light from the light-emitting surface; and a structure layer that is provided directly or indirectly on the light-emitting surface of the organic electroluminescence element, wherein the structure layer has a concavo-convex structure on a surface of the structure layer, the surface being opposite to the organic electroluminescence element, the concavo-convex structure including a first streak array extending in a first direction that is parallel to the surface, a second streak array extending in a second direction that is parallel to the surface and intersects the first direction, and a third streak array extending in a third direction that is parallel to the surface and intersects the first direction and the second direction, the concavo-convex structure includes flat surface portions parallel to the light-emitting surface and an inclined surface portion that is inclined with respect to the light-emitting surface, and a projected area formed by projecting the inclined surface portion upon a plane parallel to the flat surface portions in a direction perpendicular to the flat surface portions is 0.1 times or less times a total area of the flat surface portions.
    • 一种发光器件,包括:有机电致发光元件,其具有发光面并从所述发光面发射光; 以及直接或间接地设置在有机电致发光元件的发光面上的结构层,其中,所述结构层在所述结构层的表面上具有凹凸结构,所述表面与所述有机电致发光元件相反, 所述凹凸结构包括在与所述表面平行的第一方向上延伸的第一条纹阵列,在与所述表面平行并与所述第一方向相交的第二方向延伸的第二条纹阵列,以及延伸在所述第三条纹阵列中的第三条纹阵列 平行于表面并与第一方向和第二方向相交的第三方向,凹凸结构包括平行于发光表面的平坦表面部分和相对于发光部分倾斜的倾斜表面部分 表面,以及通过将倾斜表面部分平行于平坦凸起的平面突出而形成的投影区域 ce部分在垂直于平坦表面部分的方向上是平面部分的总面积的0.1倍或更小。