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    • 21. 发明授权
    • Silver halide color photographic light-sensitive material
    • 卤化银彩色摄影感光材料
    • US4552836A
    • 1985-11-12
    • US601886
    • 1984-04-19
    • Osami TanabeKozo AokiAkira OgawaMakoto Umemoto
    • Osami TanabeKozo AokiAkira OgawaMakoto Umemoto
    • G03C7/26G03C7/34G03C7/407
    • G03C7/342
    • A silver halide color photographic light-sensitive material which has superior fastness to both heat and light, exhibits absorption desirable from the viewpoint of color reproduction, and has superior color forming property is disclosed which comprises a support having thereon a cyan dye forming coupler represented by the following general formula (I) and a cyan dye forming coupler represented by the following general formula (II): ##STR1## wherein R.sup.1 and R.sup.4 each represents a substituted or unsubstituted alkyl, aryl or heterocyclic group, R.sup.2, R.sup.3 and R.sup.5 each represents a hydrogen atom, a halogen atom, or a substituted or unsubstituted alkyl or aryl group, R.sup.6 represents a group with which a benzene ring can be substituted, X.sup.1 and X.sup.2 each represents a group which can be released upon an oxidative coupling reaction with a developing agent, R.sup.4 and R.sup.5 may combine together to form a 5-membered or 6-membered ring, and n represents an integer of 1 to 5.
    • 具有优异的耐热性和耐光性的卤化银彩色照相感光材料,从色彩再现的观点来看,显示出吸收性,并且具有优异的成色性,其中包括其上具有青色染料形成成色剂的载体,由 下述通式(I)和由以下通式(II)表示的青色染料形成成色剂:其中R 1和R 4各自表示取代或未取代的烷基,芳基或杂环基 基团,R 2,R 3和R 5各自表示氢原子,卤素原子或取代或未取代的烷基或芳基,R 6表示可以被苯环取代的基团,X 1和X 2各自表示可以 在与显影剂进行氧化偶联反应时释放,R4和R5可以结合在一起形成5元环或6元环,n表示1〜5的整数。
    • 22. 发明授权
    • Silver halide color photographic light-sensitive material
    • 卤化银彩色摄影感光材料
    • US4511649A
    • 1985-04-16
    • US612499
    • 1984-05-21
    • Akira OgawaMomotoshi Tsuda
    • Akira OgawaMomotoshi Tsuda
    • G03C7/32G03C7/305G03C7/26
    • G03C7/30541G03C7/30517
    • A silver halide color photographic light-sensitive material comprising a support having thereon at least one silver halide emulsion layer is described, the color photographic light-sensitive material containing a coupler having at the coupling position thereof a group represented by formula (I) ##STR1## wherein Z represents an oxygen atom or a sulfur atom; R.sub.1 and R.sub.2 each represents a halogen atom, an alkyl group, an aryl group, an aralkyl group, an alkoxy group, an aryloxy group, a cyano group, a nitro group, a hydroxy group, a carboxy group, an alkoxycarbonyl group, an aryloxycarbonyl group, an alkylsulfonamido group, an arylsulfonamido group, an alkylsulfamoyl group, an arylsulfamoyl group, an acylamino group, an amino group, an alkylcarbamoyl group, an arylcarbamoyl group, an alkylsulfonyl group, an arylsulfonyl group, an alkylcarbonyl group or an arylcarbonyl group; X.sub.1 represents a divalent organic connecting group; l is 0 or 1; and n and m each is 0, 1, 2, 3 or 4 and the total number of n+m is 1 to 8, when n or m represents 2 or more the R.sub.1 or R.sub.2 groups may be the same or different.The silver halide color photographic light-sensitive material containing the 2-equivalent coupler having a group capable of being released upon a coupling reaction represented by formula (I) has excellent color forming properties even when it is processed in a color developing solution which does not contain an organic solvent for accelerating color formation, such as benzyl alcohol. A method of forming a color image using the silver halide color photographic light-sensitive material is also disclosed.
    • 描述了包含其上具有至少一个卤化银乳剂层的载体的卤化银彩色照相感光材料,所述彩色照相感光材料含有在其结合位置具有由式(I)表示的基团的成色剂(I)其中Z表示氧原子或硫原子; R 1和R 2各自表示卤素原子,烷基,芳基,芳烷基,烷氧基,芳氧基,氰基,硝基,羟基,羧基,烷氧基羰基, 芳氧基羰基,烷基磺酰氨基,芳基磺酰氨基,烷基氨磺酰基,芳基氨磺酰基,酰氨基,氨基,烷基氨基甲酰基,芳基氨基甲酰基,烷基磺酰基,芳基磺酰基,烷基羰基或芳基羰基 ; X1表示二价有机连接基团; l为0或1; n和m各自为0,1,2,3或4,n + m的总数为1〜8,当n或m表示2以上时,R 1或R 2可以相同也可以不同。 包含具有式(I)表示的偶联反应时能够释放的基团的2-当量成色剂的卤化银彩色照相感光材料即使在不显色的显色溶液中进行处理也具有优异的成色性能 含有促进着色形成的有机溶剂,如苄醇。 还公开了使用卤化银彩色照相感光材料形成彩色图像的方法。
    • 23. 发明授权
    • Maximum likelihood error correcting technique
    • 最大似然误差校正技术
    • US4462101A
    • 1984-07-24
    • US355200
    • 1982-03-05
    • Yutaka YasudaYasuo HirataAkira Ogawa
    • Yutaka YasudaYasuo HirataAkira Ogawa
    • G06F11/10H03M13/23H04L1/00
    • H04L1/0059H04L1/0054H04L1/0069
    • A maximum likelihood error correcting technique for a digital communication in which a transmit side provides coded data with some redundancy through a convolutional coding circuit, and a receive side corrects transmission errors automatically through a maximum likelihood error correcting circuit has been improved by deleting some symbols at a transmit side to increase a coding rate close to 1, and inserting dummy symbols at a receive side into each bit position where a symbol has been deleted at a transmit side. A likelihood value for that dummy symbol inserted at a receive side for the maximum likelihood decoding is a fixed predetermined value. Thus, both a coding circuit in a transmit side and a decoding circuit in a receiving circuit have only to handle original low rate code, while keeping a coding rate in a transmission line high. Then, the codec for high rate code obtained merely by adding the simple circuits to the simple codec for low rate code provides an excellent error correcting capability compared with other conventional error correcting techniques of the same coding rate.
    • 一种用于数字通信的最大似然纠错技术,其中发送侧通过卷积编码电路提供具有一定冗余度的编码数据,并且接收端通过最大似然误差校正电路自动校正传输错误已经通过删除一些符号在 发送侧,以将编码率提高到接近1,并将接收侧的虚拟符号插入发送侧的符号被删除的每个比特位置。 在接收侧插入用于最大似然解码的伪符号的似然值是固定的预定值。 因此,发送侧的编码电路和接收电路中的解码电路都只能处理原始低速率码,同时保持传输线路中的编码率高。 然后,与其他相同编码率的常规纠错技术相比,仅通过将简单电路添加到用于低速率代码的简单编解码器而获得的高速率代码的编解码器提供了出色的纠错能力。
    • 25. 发明授权
    • Silver halide photographic emulsion
    • 卤化银照相乳剂
    • US3994733A
    • 1976-11-30
    • US531416
    • 1974-12-10
    • Masanao HinataMasanaga OhkiReiichi OhiAkira OgawaAkira Sato
    • Masanao HinataMasanaga OhkiReiichi OhiAkira OgawaAkira Sato
    • C09B23/00G03C1/28G03C1/14
    • G03C1/28
    • A silver halide photographic emulsion containing the combination of (i) at least one cyanine dye wherein two basic 5-membered and/or 6-membered nitrogen-containing heterocyclic nuclei are linked by methine groups having an odd number of carbon atoms not exceeding 7 and the substituents on the nitrogen atoms in the heterocyclic nuclei are aliphatic groups or aromatic groups with at least one of the substituents on the nitrogen atom being an alkyl group having a sulfo group or a carboxyl group, and (ii) at least one substantially colorless nitrogen-containing heterocyclic organic base selected from the group consisting of a benzothiazole, a benzothiazolone, a naphthothiazole, a naphthothiazolone, and a quinolone in a quantity sufficient to supersensitize.
    • 含有(i)至少一种花青染料的组合的卤化银照相乳剂,其中两个碱性5元和/或6元含氮杂环核是通过具有奇数个碳原子数不超过7的次甲基和 杂环核中的氮原子上的取代基是脂族基团或芳族基团,其中至少一个氮原子上的取代基是具有磺基或羧基的烷基,和(ii)至少一个基本上无色的氮 的选自苯并噻唑,苯并噻唑酮,萘并噻唑,萘并噻唑酮和喹诺酮的杂环有机碱,其量足以超敏。
    • 27. 发明授权
    • Spectrally sensitized silver halide photographic emulsion
    • 光谱增感卤化银照相乳剂
    • US3953216A
    • 1976-04-27
    • US498143
    • 1974-08-16
    • Masanao HinataHaruo TakeiAkira SatoAkira Ogawa
    • Masanao HinataHaruo TakeiAkira SatoAkira Ogawa
    • G03C1/28C09B23/00G03C1/29G03C1/14
    • G03C1/29
    • A spectral-sensitized silver halide photographic emulsion containing in supersensitizing amounts the combination of1. at least one sensitizing dye represented by the formula ##EQU1## WHEREIN Z.sub.1 and Z.sub.2 are the atomic groups necessary for forming a benzoxazole ring or a napthoxazole ring, in which a benzene nucleus of the ring may be substituted; R.sub.1 and R.sub.2 are aliphatic groups and at least one of R.sub.1 or R.sub.2 is a carboxyalkyl group or a sulfoalkyl group; R.sub.3 is a hydrogen atom or an alkyl group; X is an acid anion group; and m is 1 or 2 and m is 1 when the dye forms an intramolecular salt having a betaine like-structure,2. at least one sensitizing dye represented by the formula (II) ##EQU2## wherein Z.sub.3 is an atomic group necessary for forming a 5-membered or 6-membered heterocyclic ring which may be substituted by substituents other than R.sub.4 ; Z.sub.4 is an atomic group necessary for forming a 2-pyrazoline-5-one ring nucleus which may be substituted; R.sub.4 is an aliphatic group; R.sub.5 is a hydrogen atom, an alkyl group, or an aryl group; and n is 1 or 2.
    • 包含超敏化剂量的光谱增感卤化银照相乳剂1.组合表示的至少一种致敏染料R3 Z1|Z2角C-CH = C-CH = C ANGLE(I)+ NN || R1R2( X-1)m-1其中Z1和Z2是形成苯并恶唑环或萘恶唑环所必需的原子团,其中环的苯环可以被取代; R1和R2是脂族基团,R1或R2中的至少一个是羧基烷基或磺基烷基; R3是氢原子或烷基; X是酸性阴离子基团; 当染料形成具有甜菜碱类结构的分子内盐时,m为1或2,m为1。2.式(II)表示的至少一种致敏染料R5 R3|Z4 |角C(= CH-C = C-C = O(II)n-1 N | R4其中Z3是形成可被除R4以外的取代基取代的5元或6元杂环所必需的原子团; Z 4是原子团 形成可被取代的2-吡唑啉-5-酮环核必需; R 4为脂肪基; R 5为氢原子,烷基或芳基,n为1或2。