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    • 41. 发明授权
    • Tracking error detecting apparatus for use in multibeam optical disk
device
    • 跟踪错误检测装置在多光盘光盘设备中的使用
    • US5210730A
    • 1993-05-11
    • US640353
    • 1991-01-17
    • Akio HayashiKoichi OkabeShozo Nakagawa
    • Akio HayashiKoichi OkabeShozo Nakagawa
    • G11B7/09G11B7/135G11B7/14G11B7/24
    • G11B7/14G11B7/0901
    • In a multi-beam optical disk device in which a signal is recorded on or reproduced from an optical disk by means of a plurality of light beams, a tracking error detecting apparatus is constructed such that the plurality of light beams projected from an optical head are made incident upon the optical disk and one of these light beams is made incident upon a groove formed in the optical disk and a first tracking error signal is derived from the one light beam reflected by or transmitted through the groove, and all the light beams are made incident upon a groove formed in the optical disk and a second tracking error signal is derived from all the beams reflected by or transmitted through the groove.
    • PCT No.PCT / JP90 / 00624 Sec。 371日期1991年1月17日 102(e)日期1991年1月17日PCT提交1990年5月17日PCT公布。 WO90 / 14665 PCT公开 日期:1990年11月29日。在通过多个光束将信号记录在光盘上或从光盘再现的多光束光盘装置中,构造跟踪误差检测装置,使得多个光 从光头投影的光束入射到光盘上,并且这些光束中的一个入射到形成在光盘中的凹槽上,并且从由凹槽反射或透过的一个光束导出第一跟踪误差信号 并且所有光束入射到形成在光盘中的凹槽上,并且从由凹槽反射或透过凹槽的所有光束导出第二跟踪误差信号。
    • 44. 发明授权
    • Process for production of precursor compound for radioactive halogen-labeled organic compound
    • 用于放射性卤素标记的有机化合物的前体化合物的制备方法
    • US08563771B2
    • 2013-10-22
    • US12448311
    • 2007-12-17
    • Masahito ToyamaAkio Hayashi
    • Masahito ToyamaAkio Hayashi
    • C07C61/04
    • G21H5/02A61K51/0406C07B59/001C07B2200/09C07C303/28C07C303/44C07C2601/04Y02P20/55C07C309/73C07C309/65C07C309/66
    • A process is provided for producing a labeled precursor which is useful for production of a radioactive fluorine-labeled amino acid compound. In the reaction step for introducing a leaving group to a mixture of syn-form and anti-form of FACBC, a base is allowed to present in the reaction system to produce a syn-leaving group adduct, which is unreactive with the base and is highly stable, and an anti-leaving group adduct which can react with the base to form a water-soluble compound. By employing a purification method utilizing such a difference in solubility, the syn-leaving group adduct can be separated selectively. The base may be a linear- or branched-chain primary to tertiary alkylamine having 1 to 10 carbon atoms, a nitrogen-containing heterocyclic compound with 2 to 20 carbon atoms, and a nitrogen-containing hetero aromatic compound with 2 to 20 carbon atoms.
    • 提供了一种制备可用于制备放射性氟标记的氨基酸化合物的标记前体的方法。 在用于将离去基团引入到FACBC的正构形式和抗体形式的混合物的反应步骤中,允许碱在反应体系中存在以产生与碱不反应的合成离去基团加合物,并且是 高度稳定的抗脱离基加合物,其可与碱反应形成水溶性化合物。 通过使用利用这种溶解度差异的纯化方法,可以选择性地分离出合成离去基加成物。 碱可以是具有1-10个碳原子的直链或支链伯 - 叔烷基胺,具有2-20个碳原子的含氮杂环化合物和具有2-20个碳原子的含氮杂芳族化合物。
    • 45. 发明授权
    • Method for production of radiation diagnostic imaging agent
    • 辐射诊断成像剂生产方法
    • US08343459B2
    • 2013-01-01
    • US12526667
    • 2008-02-12
    • Daisaku NakamuraSoichi NakamuraMasahito ToyamaAkio Hayashi
    • Daisaku NakamuraSoichi NakamuraMasahito ToyamaAkio Hayashi
    • A61K51/00A61M36/14
    • C07C229/48A61K9/0019A61K47/26A61K51/0402A61K51/0406C07B59/001C07B63/04C07B2200/05C07C2601/04
    • A method for producing a radioactive diagnostic imaging agent which contains a radioactive halogen-labeled amino acid compound as an effective ingredient and has a composition that can inhibit radiolysis of the effective ingredient, thereby further improving stability, is provided. Disclosed is a method for producing a radioactive diagnostic imaging agent, comprising a solution preparation step of preparing a solution containing a radioactive halogen-labeled amino acid compound, and a dilution step of diluting the solution containing the radioactive fluorine-labeled organic compound in order to adjust radioactive concentration thereof, which further comprises an acid addition step of adding an acid to the solution containing the radioactive fluorine-labeled organic compound, after the solution preparation step and before the dilution step, wherein the acid is added in the acid addition step in an amount sufficient to adjust the pH of the solution resulting from the dilution step to 2.0-5.9, for example, in an amount corresponding to 0.40-2.8 mmol per 1 L of the solution resulting from the dilution step.
    • 提供了含有放射性卤素标记的氨基酸化合物作为有效成分并具有能够抑制有效成分的放射线析出,从而进一步提高稳定性的组成的放射性诊断显像剂的制造方法。 本发明公开了一种放射性诊断显像剂的制造方法,其特征在于,包括:制备含有放射性卤素标记的氨基酸化合物的溶液的溶液制备工序,以及稀释含有放射性氟标记的有机化合物的溶液的稀释步骤, 调整其放射性浓度,其还包括在溶液制备步骤之后和稀释步骤之前在含有放射性氟标记的有机化合物的溶液中加入酸的酸添加步骤,其中在酸添加步骤中加入酸 足以将由稀释步骤得到的溶液的pH调节至2.0-5.9的量,例如,相对于每1L由稀释步骤得到的溶液为0.40-2.8mmol的量。
    • 46. 发明申请
    • Name Searching Apparatus
    • 名称检索装置
    • US20100332524A1
    • 2010-12-30
    • US12826318
    • 2010-06-29
    • Takayuki UCHIDAYukihiro KawamataHiroto SasakiOsamu TomobeAkio Hayashi
    • Takayuki UCHIDAYukihiro KawamataHiroto SasakiOsamu TomobeAkio Hayashi
    • G06F17/30
    • G06F16/9537
    • In a destination search function, a narrow search function for displaying the number of hits and next candidates, when an index having data on the number of hits and the next candidate characters is held and a narrow search is speeded up referring to the index during a search. Only about a narrow search result in which the hit numbers is large such that a search time is elongated when referring to numbers, indexes in which the number of hits and next candidate characters as the narrow search result are computed are previously stored. At the time of performing the narrow search, when the number of hits is small and the numbers and the next candidates are not registered, the numbers is counted. When the number of hits and the next candidate characters are registered in the index, the narrow search results are computed by using its registration result.
    • 在目的地搜索功能中,用于显示命中次数和下一个候选的窄搜索功能,当具有关于命中次数和下一个候选字符的数据的索引被保持并且在一个 搜索。 只有在命中数大的狭义搜索结果中,预先存储了当参考数字时搜索时间变长,计算命中次数和下一候选字符的索引作为窄搜索结果的索引。 在执行窄搜索时,当命中次数少且没有登记号码和下一个候选者时,对该号码进行计数。 当在索引中登记命中次数和下一候选字符时,通过使用其注册结果来计算窄搜索结果。