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    • 3. 发明授权
    • Rotating head type reproducing apparatus
    • 旋转头型重放装置
    • US4665449A
    • 1987-05-12
    • US643301
    • 1984-08-22
    • Susumu KozukiNobutoshi TakayamaHiroo EdakuboTatsuzo UshiroMasahiro TakeiKenichi Nagasawa
    • Susumu KozukiNobutoshi TakayamaHiroo EdakuboTatsuzo UshiroMasahiro TakeiKenichi Nagasawa
    • G11B5/592G11B15/467G11B21/10G11B5/56
    • G11B5/592G11B15/4678G11B21/103
    • A rotating head type reproducing apparatus, arranged to reproduce a recorded signal by tracing, one after another many recording tracks formed on a record bearing medium at a predetermined pitch by a rotating head, includes a moving mechanism for moving the record bearing medium in a direction transverse to the recording tracks; a shifting mechanism for shifting the rotating head in a direction transverse to the rotating plane thereof; a pulse signal generator for generating a pulse signal in association with the moving operation of the moving mechanism on the record bearing medium; a counter for counting the pulse signal, the count datum of the counter being arranged to return to the initial datum every time a predetermined number of pulses of the pulse signal are counted; a timing signal generator for generating a timing signal in association with the rotation of the rotating head; and a control device for forming a control signal for controlling the shifting mechanism on the basis of the count data of the counter and the timing signal.
    • 旋转磁头型重放装置,用于通过跟踪再现记录信号,通过旋转磁头以预定的间距一个接一个地在记录轴承介质上形成的许多记录磁道包括一个移动机构,用于沿记录轴承介质的方向 横向记录轨道; 用于使旋转头沿与其旋转平面横切的方向移动的移动机构; 脉冲信号发生器,用于与记录承载介质上的移动机构的移动操作相关联地产生脉冲信号; 计数器,用于对脉冲信号进行计数,计数器的计数基准被布置为每当计数脉冲信号的预定数量的脉冲时返回到初始数据; 定时信号发生器,用于与旋转头的旋转相关联地产生定时信号; 以及控制装置,用于基于计数器的计数数据和定时信号形成用于控制换档机构的控制信号。
    • 6. 发明授权
    • Rotating head type reproducing apparatus
    • 旋转头型重放装置
    • US4991031A
    • 1991-02-05
    • US145656
    • 1988-01-13
    • Nobutoshi TakayamHiroo EdakuboSusumu KozukiMasahiro TakeiKenichi Nagasawa
    • Nobutoshi TakayamHiroo EdakuboSusumu KozukiMasahiro TakeiKenichi Nagasawa
    • G11B5/592G11B15/18G11B15/467
    • G11B15/1875G11B15/4671G11B5/5922
    • A rotating head type reproducing apparatus arranged to reproduce a recorded signal by tracing, one after another, with rotating heads many recording tracks formed on a record bearing medium at a given track pitch comprises: Moving apparatus for moving the record bearing medium in a direction crossing the recording tracks; shifting apparatus for shifting the positions of the rotating heads in a direction crossing their rotation plane; means apparatus for generating a pulse signal related to the record bearing medium moving operation of the moving apparatus; apparatus for generating timing signals related to the rotation of the rotating heads; first count apparatus for counting the pulse signal, the count value of the first count apparatus being arranged to return to an initial data every time a predetermined number n of the pulse signal is counted; second count apparatus arranged to read a data corresponding to the count value of the first count apparatus at a timing related to the timing signal and to count the pulse signal; and control apparatus which forms a control signal for controlling the shifting apparatus by using the count data of the second count apparatus.
    • 一种旋转头型再现装置,被配置为通过以旋转头一个接一个地跟踪以特定的轨道间隔形成在记录载体介质上的多个记录轨道来再现记录信号包括:用于沿记录方向交叉的方向移动记录载体介质的移动装置 录音轨; 用于使旋转头的位置沿与其旋转平面交叉的方向移动; 用于产生与移动装置的记录承载介质移动操作相关的脉冲信号的装置; 用于产生与旋转头的旋转相关的定时信号的装置; 用于对脉冲信号进行计数的第一计数装置,每当计数脉冲信号的预定数量n时,第一计数装置的计数值被布置为返回到初始数据; 第二计数装置,被配置为在与定时信号相关的定时读取与第一计数装置的计数值相对应的数据,并对脉冲信号进行计数; 以及控制装置,其通过使用第二计数装置的计数数据形成用于控制换档装置的控制信号。
    • 7. 发明授权
    • Data recording apparatus
    • 数据记录装置
    • US4740845A
    • 1988-04-26
    • US833345
    • 1986-02-25
    • Motokazu KashidaMasahiro TakeiKouji TakahashiToshiyuki MasuiTsutomu FukatsuKenichi Nagasawa
    • Motokazu KashidaMasahiro TakeiKouji TakahashiToshiyuki MasuiTsutomu FukatsuKenichi Nagasawa
    • G11B20/12G11B5/008G11B20/10G11B27/10G11B27/30G11B5/09G11B5/00
    • G11B27/107G11B20/10527G11B27/3027G11B27/3036G11B5/0086G11B2020/10592G11B2220/90G11B2220/913
    • In an apparatus for recording a data sequence including main binary data of an (m X n) number of bits formed by sampling a main information signal and a plurality of subordinate binary data of also an (m X n) number of bits respectively carrying additional information of varied kinds, recording tracks are formed one after another with data which includes the main binary data representing the main information signal sampled within a given period of time and the plurality of subordinate binary data recorded in each of the tracks; and recording is performed in such a manner that, among the plurality of subordinate binary data, the meaning of information carried by a second n number of bits varies according as the condition of the data varies between a case where l-adic numerical data is arranged to be formed by a first n number of bits within the plurality of subordinate binary data and another case where irregular data is formed there as the l-adic numerical data cannot be formed by the first n number of bits (n and m being integers, respectively, and l being an integer not exceeding 2.sup.n).
    • 在用于记录数据序列的装置中,该数据序列包括通过对主信息信号进行采样而形成的(m×n)个位数的主二进制数据以及分别携带附加的(m×n)个位的多个次级二进制数据 不同类型的信息,记录磁道依次形成数据,该数据包括表示在给定时间段内采样的主信息信号的主二进制数据和记录在每个磁道中的多个次级二进制数据; 并且以这样的方式执行记录,使得在多个从属二进制数据中,由第二n位数据携带的信息的含义根据数据的条件在布置有l-adic数字数据的情况之间变化 由多个次级二进制数据中的前n个比特形成,另外一个情况是由于第一n个比特(n和m是整数)而不能形成无规数的数据, 分别为l为不超过2n的整数)。