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公开(公告)号：US08075974B2
公开(公告)日：2011-12-13
申请号：US12281838
申请日：2007-03-02
申请人： Hiroshi Deguchi , Eiko Hibino , Hiroko Ohkura , Kazunori Ito , Hajime Yuzurihara , Hiroyuki Iwasa
发明人： Hiroshi Deguchi , Eiko Hibino , Hiroko Ohkura , Kazunori Ito , Hajime Yuzurihara , Hiroyuki Iwasa
IPC分类号： B32B3/02
CPC分类号： G11B7/243 , G11B7/257 , G11B2007/2431 , G11B2007/24312 , G11B2007/24314 , G11B2007/24316 , Y10T428/21
摘要： An optical recording medium having first protective layer, recording layer, second protective layer, and reflective layer, wherein the recording layer contains a phase-change material represented by Formula (1″1), Formula (1-2), or Formula (1-3); the second protective layer contains one selected from zinc oxides, indium oxides, tin oxides, mixtures thereof, and materials Formula (2), and materials Formula (3). Formula (1″1): InαiSbβiX1γi(X1: Ge, Te, Zn, Mn, or mixture thereof, 0.10≦α1≦0.25, 0.65≦β1≦0.80, and 0.04≦γ1≦0.15) Formula (1-2): Gaα2Sbβ2SnY2Ges2X2∈2 (X2: Te, Zn, Mn, In, or mixture thereof, 0.04≦α2≦0.09, 0.56≦62≦0.79, 0.05≦γ2
摘要翻译： 一种具有第一保护层，记录层，第二保护层和反射层的光记录介质，其中记录层含有由式（1“），式（1-2）或式（1）表示的相变材料 -3）; 第二保护层包含选自氧化锌，氧化铟，氧化锡，其混合物，以及式（2）的材料和式（3）的材料。 式（1“1）：InαiSb＆bgr;iX1γi（X1：Ge，Te，Zn，Mn或其混合物，0.10＆nlE;α1＆nlE; 0.25,0.65＆nlE; bgr; 1＆nlE; 0.80,0.04＆lt; 1E;γ1＆nlE; 0.15） （1-2）：Gaα2Sb＆bgr;2SnY2Ges2X2∈2（X2：Te，Zn，Mn，In或其混合物，0.04＆nlE;α2＆nlE; 0.09,0.56＆nlE; 62＆nlE; 0.79,0.05nlE;γ2<0.30,0.03＆ 式（1-3）：Mnα3Sb＆bgr;3SnY3Geδ3X3∈3（X3：Te，In，Zn，Bi或其混合物，0.04＆nlE;α3＆nlE; 0.09,0.56＆nlE; 63＆nlE （2）：ZnO-Al-Y [（100-α4-64）：α4：＆bgr; 4];（3） （3）：ZnO-Al 2 O 3 -Z [（100-α5-65）：α5：＆bgr;其中，Y：Mn，Ge，Ti或它们的混合物，0.5＆nlE;α4和nlE; 10.0,0和nlE; B4＆ 5]（Z：Mn氧化物，Ge氧化物，Ti氧化物或其混合物，0.5＆amp;α;α5和nlE; 10.0和0＆amp; nEE; 65＆lt; NE; 30.0）。
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公开(公告)号：US20090029091A1
公开(公告)日：2009-01-29
申请号：US12281838
申请日：2007-03-02
申请人： Hiroshi Deguchi , Eiko Hibino , Hiroko Ohkura , Kazunori Ito , Hajime Yuzurihara , Hiroyuki Iwasa
发明人： Hiroshi Deguchi , Eiko Hibino , Hiroko Ohkura , Kazunori Ito , Hajime Yuzurihara , Hiroyuki Iwasa
IPC分类号： B32B3/02
CPC分类号： G11B7/243 , G11B7/257 , G11B2007/2431 , G11B2007/24312 , G11B2007/24314 , G11B2007/24316 , Y10T428/21
摘要： An optical recording medium having first protective layer, recording layer, second protective layer, and reflective layer, wherein the recording layer contains a phase-change material represented by Formula (1″1), Formula (1-2), or Formula (1-3); the second protective layer contains one selected from zinc oxides, indium oxides, tin oxides, mixtures thereof, and materials Formula (2), and materials Formula (3). Formula (1″1): InαiSbβiX1γi(X1: Ge, Te, Zn, Mn, or mixture thereof, 0.10≦β1≦0.25, 0.65≦β1≦0.80, and 0.04≦γ1≦0.15) Formula (1-2): Gaα2Sbβ2SnY2Ges2X2∈2 (X2: Te, Zn, Mn, In, or mixture thereof, 0.04≦α2≦0.09, 0.56≦62≦0.79, 0.05≦γ2
摘要翻译： 一种具有第一保护层，记录层，第二保护层和反射层的光记录介质，其中所述记录层含有由式（1'1），式（1-2）或式（ 1-3）; 第二保护层包含选自氧化锌，氧化铟，氧化锡，其混合物，以及式（2）的材料和式（3）的材料。 式（1''1）：InalphaiSbbetaiX1gammai（X1：Ge，Te，Zn，Mn或其混合物，0.10 <=β1<= 0.25,0.65 <=β1<=0.80,0.04≤γ1≤0.15）式 （1-2）：Gaalpha2Sbbeta2SnY2Ges2X2∈2（X2：Te，Zn，Mn，In或其混合物，0.04 <=α2<= 0.09,0.56 <= 62 <= 0.79,0.05 <= 0.03， delta2 <= 0.19，0 <=∈2<= 0.09）式（1-3）：Mnalpha3Sbbeta3SnY3Gedelta3X3∈3（X3：Te，In，Zn，Bi或其混合物，0.04 <=α3<= 0.09,0.56 < 式（2）：ZnO-Al-Y [（100-α4-64）= 63 <= 0.79,0.05 <=γ3<= 0.29,0.03 <=δ3<= 0.23，0 <=∈3<= 0.09） ：α4：β4]（Y：Mn，Ge，Ti或其混合物，0.5 <=α4= 10.0，0 <= B4 <= 25.0）式（3）：ZnO-Al2O3-Z [（100-α5 -65）：α5：β5]（Z：氧化锰，氧化锗，氧化钛或其混合物，0.5≤α≤10，0 <= 65 <= 30.0）。
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3.发明申请METHOD FOR DETERMINING OPTIMUM LASER BEAM POWER AND OTICAL RECORDING MEDIUM 审中-公开用于确定最佳激光束功率和声波记录介质的方法公开(公告)号：US20090046565A1
公开(公告)日：2009-02-19
申请号：US12279498
申请日：2007-02-15
CPC分类号： G11B7/1267 , G11B7/0062 , G11B7/00736 , G11B7/24038 , G11B7/252 , G11B7/259 , G11B7/268 , G11B2007/0013 , G11B2007/25706 , G11B2007/25715
摘要： To provide a method for determining an optimum laser beam power for a single-side, dual-layer optical recording medium having first and second information layers, the method including: determining an optimum laser beam power based on a predetermined characteristic value at the time when the number of overwrite cycles on the recording medium is a predetermined value, wherein the method is conducted by an optical recording/reproduction apparatus utilizing optical change, and wherein the first information layer is closer to the laser irradiation side than is the second information layer.
摘要翻译： 为了提供一种用于确定具有第一和第二信息层的单面双层光学记录介质的最佳激光束功率的方法，所述方法包括：基于预定特征值确定最佳激光束功率， 记录介质上的重写周期数是预定值，其中该方法由利用光学变化的光学记录/再现装置进行，并且其中第一信息层比第二信息层更靠近激光照射侧。
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公开(公告)号：US20080037406A1
公开(公告)日：2008-02-14
申请号：US11632626
申请日：2005-07-14
IPC分类号： G11B7/26
CPC分类号： G11B7/2578 , G11B7/00454 , G11B7/24088 , G11B7/2433 , G11B7/252 , G11B7/2534 , G11B7/256 , G11B7/259 , G11B2007/24306 , G11B2007/24308 , G11B2007/2431 , G11B2007/24312 , G11B2007/24314 , G11B2007/24316 , G11B2007/25706 , G11B2007/25708 , G11B2007/2571 , G11B2007/25711 , G11B2007/25713 , G11B2007/25715 , G11B2007/25716
摘要： An optical recording medium which comprises a phase-change recording layer utilizing optical constants associated with a reversible-phase-change induced by laser beam irradiation between an amorphous phase and a crystalline phase. The phase-change recording layer comprises Ge, Sb, Sn, Mn, and X. X represents at least one element selected from In, Bi, Te, Ag, Al, Zn, Co, Ni, and Cu. When the relation of respective contents thereof is represented by GeαSbβSnγMnδXε, elements of α, β, γ, δ, and ε respectively satisfy the following numerical expressions: 5≦α≦25, 45≦β≦75, 10≦γ≦30, 0.5≦δ≦20, and 0≦ε≦15 (atomic %) when α+β+γ+δ+ε=100), and the total content of of Ge, Sb, Sn, Mn, and X is 95 atomic % of the entire content of the phase-change recording layer.
摘要翻译： 一种光记录介质，其包括利用与非晶相和结晶相之间的激光束照射引起的可逆相变相关的光学常数的相变记录层。 相变记录层包括Ge，Sb，Sn，Mn和X.X表示选自In，Bi，Te，Ag，Al，Zn，Co，Ni和Cu中的至少一种元素。 当其各自含量的关系由GealphaSbbetaSngammaMndeltaXepsilon表示时，α，β，γ，δ和ε的元素分别满足以下数值表达式：5 <=α<= 25,45 <=β<= 75，10 <= 当α+β+γ+δ+ε= 100时，γ<= 30,0.5 <=Δ<= 20和0 <=ε<15（原子％），Ge，Sb，Sn的总含量 ，Mn和X为相变记录层的全部含量的95原子％。
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公开(公告)号：US20080145587A1
公开(公告)日：2008-06-19
申请号：US12029213
申请日：2008-02-11
IPC分类号： G11B7/242
CPC分类号： G11B7/00454 , G11B7/243 , G11B7/2433 , G11B7/257 , G11B7/2578 , G11B7/258 , G11B7/2585 , G11B7/259 , G11B2007/24306 , G11B2007/2431 , G11B2007/24312 , G11B2007/24314 , G11B2007/25706 , G11B2007/2571 , G11B2007/25715
摘要： It is an object of the present invention to provide an optical recording medium containing a substrate, and a reflective layer, a second dielectric layer, a recording layer and a first dielectric layer which are disposed over the substrate in this order, wherein the recording layer contains a phase-change recording material containing any one of GeSbSnMn and GeSbSnMnGa, and the second dielectric layer contains an oxide of two or more elements of Nb, Si and Ta.
摘要翻译： 本发明的目的是提供一种光学记录介质，其包含基板，以及反射层，第二介电层，记录层和第一介电层，其依次设置在基板上，其中记录层 含有包含GeSbSnMn和GeSbSnMnGa中的任一种的相变记录材料，第二介电层含有Nb，Si和Ta的两种以上元素的氧化物。
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6.发明授权公开(公告)号：US07260053B2
公开(公告)日：2007-08-21
申请号：US10453551
申请日：2003-06-04
申请人： Makoto Harigaya , Kazunori Ito , Hiroko Tashiro , Miku Mizutani , Michiaki Shinotsuka , Hiroyuki Iwasa , Masaru Shinkai
发明人： Makoto Harigaya , Kazunori Ito , Hiroko Tashiro , Miku Mizutani , Michiaki Shinotsuka , Hiroyuki Iwasa , Masaru Shinkai
IPC分类号： G11B7/004
CPC分类号： G11B7/243 , G11B7/0062 , G11B7/24038 , G11B7/257 , G11B7/258 , G11B7/266 , G11B7/268 , G11B2007/2431 , G11B2007/24314
摘要： An optical recording medium which comprises a substrate and a recording layer disposed on the substrate, in which the recording layer comprises Ga and Sb, a content of the Sb is 80 atm % to 95 atm % relative to a total content of the Ga and the Sb in the recording layer, and recording and erasing are carried out by a reversible phase change between an amorphous phase and a crystalline phase in the recording layer.
摘要翻译： 一种光记录介质，包括基板和设置在基板上的记录层，其中记录层包括Ga和Sb，Sb的含量相对于Ga的总含量为80atm％至95atm％，并且 Sb，并且通过记录层中的非晶相和结晶相之间的可逆相变来进行记录和擦除。
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7.发明申请Recording method for optical recording medium, and optical recording apparatus 审中-公开光记录介质的记录方法和光记录装置公开(公告)号：US20050270959A1
公开(公告)日：2005-12-08
申请号：US11142389
申请日：2005-06-02
CPC分类号： G11B7/258 , G11B7/0062 , G11B7/24088 , G11B7/243 , G11B2007/0013
摘要： The present invention is a recording method for optical recording medium forms a few types of amorphous mark vary from at least any one from length and area upon repeated irradiation by a recording power (Pw) light and a cooling power (Pb) light to an information layer comprising a phase-changing recording layer of the optical recording medium, and records information and forms a crystal space upon irradiation of an erasing power (Pe) light, wherein the recording power (Pw) light, the cooling power (Pb) light, and the erasing power (Pe) light satisfying a relation of the following equation Pw>Pe>Pb, and in the case of forming at least one type of amorphous mark upon irradiation by a cooling controlling power (Pm) light to in between the recording power (Pw) light and cooling power (Pb) light, wherein the recording power (Pw) light, cooling power (Pb) light , and cooling controlling power (Pm) light satisfying a relation of the following equation Pw>Pm>Pb.
摘要翻译： 本发明是一种光记录介质的记录方法，其形成几种类型的非晶标记，其从通过记录功率（Pw）光和冷却功率（Pb）光重复照射到信息的长度和面积中的至少一个变化 其包括光记录介质的相变记录层，并记录信息并在照射擦除功率（Pe））时形成晶体空间，其中记录功率（Pw）光，冷却功率（Pb） 以及满足以下等式Pw> Pe> Pb的关系的擦除功率（Pe）光，并且在由冷却控制功率（Pm）照射到记录之间时形成至少一种类型的非晶标记的情况下 功率（Pw）光和冷却功率（Pb）光，其中满足以下等式Pw> Pm> Pb的关系的记录功率（Pw）光，冷却功率（Pb）光和冷却控制功率（Pm）。
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8.发明申请Optical recording medium, manufacturing method of the same, and sputtering target 审中-公开光记录介质，其制造方法和溅射靶公开(公告)号：US20050254410A1
公开(公告)日：2005-11-17
申请号：US11130568
申请日：2005-05-16
申请人： Takeshi Kibe , Katsuyuki Yamada , Masaru Shinkai , Shinya Narumi , Michiaki Shinotsuka , Hiroyuki Iwasa
发明人： Takeshi Kibe , Katsuyuki Yamada , Masaru Shinkai , Shinya Narumi , Michiaki Shinotsuka , Hiroyuki Iwasa
CPC分类号： G11B7/258 , C23C14/3414 , G11B7/24038 , G11B7/252 , G11B7/2534 , G11B7/2542 , G11B7/256 , G11B7/259 , G11B7/266 , G11B7/268 , G11B2007/24308 , G11B2007/2431 , G11B2007/24312 , G11B2007/24314 , G11B2007/24316 , G11B2007/25706 , G11B2007/2571 , G11B2007/25711 , G11B2007/25715
摘要： An optical recording medium including a substrate, a bottom protective layer located overlying the substrate, an optical recording layer located overlying the bottom protective layer, a top protective layer located overlying the optical recording layer, an intermediate layer located overlying the top protective layer, comprising at least one element (M) selected from the group consisting of Ti, Nb and Ta, and carbon, an optical reflective layer comprising Ag in an amount not less than 95 atomic %, located overlying the intermediate layer. The optical recording medium is recordable even in at least one of the following recording conditions (1) to (3): (1) when a recording time for a shortest recording mark is not greater than 34 ns; (2) when a recording time of a channel bit length is not greater than 11 ns; and (3) when a recording linear velocity is not less than 11 m/s.
摘要翻译： 一种光记录介质，包括基板，位于基板上的底部保护层，位于底部保护层上方的光学记录层，位于光学记录层上方的顶部保护层，位于顶部保护层上方的中间层，包括 选自Ti，Nb和Ta中的至少一种元素（M）和碳，包含位于中间层上方的不小于95原子％的Ag的光反射层。 即使在以下记录条件（1）至（3）中的至少一个中，光记录介质也可记录：（1）当最短记录标记的记录时间不大于34ns时; （2）当通道位长度的记录时间不大于11ns时; 和（3）当记录线速度不小于11m / s时。
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公开(公告)号：US07491436B2
公开(公告)日：2009-02-17
申请号：US11246953
申请日：2005-10-11
IPC分类号： B32B3/02
CPC分类号： G11B7/258 , G11B7/243 , G11B7/252 , G11B7/257 , G11B2007/24314 , G11B2007/24316 , G11B2007/25706 , G11B2007/25711 , Y10T428/21
摘要： An optical information recording medium comprising a substrate, recording layer and reflecting layer, characterized in that a layer containing a mixture of carbide and oxide is disposed over a surface of the reflecting layer which faces to the recording layer. The carbide is a carbide of at least one metal selected from Ti, Zr, V, Nb, Ta, Cr, Mo and W, and the oxide is an oxide of at least one metal selected from Ti, Zr, V, Nb, Ta, Cr, Mo and W.
摘要翻译： 一种光学信息记录介质，包括基板，记录层和反射层，其特征在于，在反射层的面向记录层的表面上设置包含碳化物和氧化物混合物的层。 碳化物是选自Ti，Zr，V，Nb，Ta，Cr，Mo和W中的至少一种金属的碳化物，氧化物是选自Ti，Zr，V，Nb，Ta中的至少一种金属的氧化物 ，Cr，Mo和W.
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10.发明申请公开(公告)号：US20060171290A1
公开(公告)日：2006-08-03
申请号：US11347234
申请日：2006-02-06
IPC分类号： G11B7/24
CPC分类号： G11B7/24 , G11B2007/0013
摘要： The present invention is to provide a practically usable, recordable or rewritable optical information recording medium having a pair of recording layers and a recording and reproducing apparatus for the medium. The recording medium has a pair of recording layer structures on a substrate so as to sandwich a resin intermediate layer, and a recording beam and a reproducing beam are irradiated to two recording layer structures. The pair of recording layer structures respectively have a different track pitch, and the ratio of difference in the track pitch defined by Expression 1 is +0.03 to +0.15, (T2−T1)/T1 Expression 1 T1 represents a track pitch of the recording layer structure disposed on the laser beam irradiation side, and T2 represents a track pitch of the recording layer structure disposed on the inner side.
摘要翻译： 本发明提供一种具有一对记录层和介质的记录和再现装置的实用的可记录或可重写的光学信息记录介质。 记录介质在基板上具有一对记录层结构，以夹持树脂中间层，并且将记录光束和再现光束照射到两个记录层结构。 一对记录层结构分别具有不同的轨道间距，由式1定义的轨道间距的差为+0.03至+0.15，<？in-line-formula description =“In-line Formulas”end = （T 2 -T 1）/ T 1表达式1 <？in-line-formula description =“In-line formula”end =“tail”？> T 1表示记录层结构的轨道间距 设置在激光束照射侧，T 2表示设置在内侧的记录层结构的轨道间距。
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