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    • 4. 发明授权
    • Disc playback apparatus for playback of music and digital data
    • 用于播放音乐和数字数据的光盘播放装置
    • US4977550A
    • 1990-12-11
    • US291415
    • 1988-12-22
    • Tsuneo FuruyaShunsuke FurukawaKatsuya Hori
    • Tsuneo FuruyaShunsuke FurukawaKatsuya Hori
    • G11B20060101G11B20/10G11B20/18G11B20/20G11B27/10G11B27/30
    • G11B20/1809G11B20/10G11B27/105G11B27/3063G11B2020/10916G11B2220/213G11B2220/2545
    • Apparatus for playback from a disc on which main digital data and subsidiary digital data for selectively reproducing of the main digital data have been recorded in multiplex fashion incorporates a write clock generator for generating a write clock synchronized with a reproduced signal from the disc, a read clock generator for generating a read clock having a predetermined period, a buffer memory into which main digital data and subsidiary digital data reproduced from the disc are written and read out in response to the read clock so as to de-interleave the main digital data, and a control unit for seeking a position to be reproduced in the main digital data in response to the subsidiary digital data read out from the buffer memory. The buffer memory into which the subsidiary digital data is written may be a FIFO buffer register which is provided separately from the buffer memory into which the main digital date is written.
    • 用于从其上以多路复用方式记录用于选择性地再现主数字数据的主数字数据和辅助数字数据的盘重放的装置包括用于产生与来自盘的再现信号同步的写时钟的写时钟发生器, 时钟发生器,用于产生具有预定周期的读时钟;缓冲存储器,响应于所读取的时钟写入和读出从盘再现的主数字数据和辅助数字数据,以便对主数字数据进行解交织, 以及控制单元,用于响应于从缓冲存储器读出的辅助数字数据,寻求在主数字数据中再现的位置。 写入辅助数字数据的缓冲存储器可以是与写入主数字日期的缓冲存储器分开提供的FIFO缓冲寄存器。
    • 6. 发明授权
    • Apparatus for error correction
    • 纠错装置
    • US4532629A
    • 1985-07-30
    • US459128
    • 1983-01-19
    • Tsuneo FuruyaTadashi Fukami
    • Tsuneo FuruyaTadashi Fukami
    • G06F11/10G11B5/09G11B20/18H03M13/00H03M13/27
    • G11B20/1809G11B20/1833
    • In apparatus for error correction in which data sequences containing blocks of data, previously arranged on a known time-base, and formed of data words and check words are written into a memory under control of a write address generator, and the data sequences are subsequently read out from the memory under control of a write address generator, so as to generate rearranged data sequences; during writing and reading of the data sequences, error correction is carried out by apparatus that includes an error correction arithmetic circuit for performing the error correction calculation, a pointer addition circuit for adding a pointer to the data words in association with an error state of the blocks, and a memory for memorizing a microprogram having fields to control the error correction arithmetic circuit and pointer addition circuit.
    • 在用于纠错的装置中,其中包含先前在已知时基上排列并且由数据字和校验字形成的数据块的数据序列在写地址生成器的控制下被写入存储器中,并且随后的数据序列 在写地址生成器的控制下从存储器中读出,以便产生重新排列的数据序列; 在数据序列的写入和读取期间,通过包括用于执行纠错计算的纠错运算电路的装置进行纠错,指针加法电路,用于将指针与数据字相加,与错误状态相关联 块,以及用于存储具有场的微程序的存储器,以控制纠错运算电路和指针加法电路。
    • 7. 发明授权
    • Call charging method in radio telephone system and radio telephone
system employing the same method
    • 采用相同方法的无线电话系统和无线电话系统中的呼叫计费方法
    • US5521968A
    • 1996-05-28
    • US407076
    • 1995-03-20
    • Tsuneo FuruyaYohichi Ogawa
    • Tsuneo FuruyaYohichi Ogawa
    • H04M15/00H04M15/34H04W4/24H04M11/00
    • H04W4/24H04M15/00H04M15/34H04M2215/32
    • In a radio telephone system and a call charging method used in this radio telephone system, when a user of a radio telephone issues a telephone call to a public telephone network by utilizing a radio controller installed in a PBX employed on the premises of a company to which the telephone user does not belong, the PBX reports both of terminal number information of the radio telephone and call account information for charging the call account to the terminal to the public telephone network, in case that a telephone call is demanded. When the information is received, the public telephone network charges the call account to the radio telephone. If the information is not transmitted from the PBX to the public telephone network, the call account is charged to the call originating line of the PBX.
    • 在该无线电话系统中使用的无线电话系统和呼叫计费方法中,当无线电话的用户通过利用安装在公司的房屋中所使用的集团电话中的无线电控制器向公共电话网络发出电话呼叫 在电话用户不属于的情况下,在需要电话的情况下,PBX将无线电话的终端号码信息和用于向呼叫账户收费的呼叫帐户信息报告给终端。 当接收到信息时,公用电话网络向无线电话收取呼叫账户。 如果信息没有从PBX发送到公共电话网络,则呼叫账户被收取到集团电话的呼叫始发线。
    • 9. 发明授权
    • Method and apparatus for error correction
    • 纠错方法和装置
    • US4541093A
    • 1985-09-10
    • US488373
    • 1983-04-25
    • Tsuneo FuruyaKatsuya Hori
    • Tsuneo FuruyaKatsuya Hori
    • G11B20/18G11B27/30G11B27/34H03M13/15H03M13/29G06F11/10
    • H03M13/2924G11B20/1809G11B27/3063G11B27/34G11B2020/10592G11B2220/2545H03M13/15
    • A method of error correction comprises error correction coding processing and interleaving and de-interleaving processings for digital subcoding data (as opposed to main data) in subchannels (as opposed to the main channel) to be transmitted. Apparatus is provided comprising means for performing those processings. The method comprises the steps of dividing digital subcoding data in one PACKET into a plurality of PACKs; adding a first redundant code for error detection or error correction to each of the PACKs; and interleaving the digital subcoding data in each of the PACKs and the first redundant code; whereby the interleaved data is transmitted together with frame sync signals and main data. The data in the subchannels is coded and interleaved and then recorded so that the distances between the data are maximized. Therefore, if errors should occur, the interpolation can be properly done, thereby improving the error correcting ability without requiring complicated error correction circuit or large buffer memory such as those required for the data in the main channel.
    • 误差校正方法包括对要发送的子信道(与主信道相反)的数字子编码数据(与主数据相反)的纠错编码处理和交织和解交织处理。 提供了包括用于执行这些处理的装置的装置。 该方法包括以下步骤:将一个分组中的数字子编码数据划分成多个PACK; 向每个PACK添加用于错误检测或纠错的第一冗余码; 并且在每个PACK和第一冗余代码中交织数字子编码数据; 从而与帧同步信号和主数据一起发送交织的数据。 子信道中的数据被编码和交织,然后记录,使得数据之间的距离最大化。 因此,如果发生错误,则可以适当地进行插补,从而提高纠错能力,而不需要复杂的纠错电路或大的缓冲存储器,例如主通道中数据所需的那些。
    • 10. 发明授权
    • Private radio system for delivering incoming calls to a mobile subscriber
    • 专用无线电系统,用于向移动用户传送来电
    • US5479483A
    • 1995-12-26
    • US12956
    • 1993-02-03
    • Tsuneo FuruyaYohichi Ogawa
    • Tsuneo FuruyaYohichi Ogawa
    • H04W4/00H04M11/00
    • H04W8/02H04W8/12H04W4/00H04W84/16
    • A private network system including mobile radio telephones is able to originate connection and terminate connection even when any of the mobile radio telephones are moved from one exchange where the position of the mobile radio telephone is registered to another exchange. In the private network system which comprises a plurality of exchanges for switching telephones, each of the exchanges includes one or more radio connection controllers for radio communicating with mobile radio telephones, and a plurality of mobile radio telephones connected through the radio connection controller to the exchange for switching, the radio connection controller has an area in which the controller can communicate with the mobile radio telephones. Each of the mobile radio telephones has detection means for detecting movement thereof from the area to a different area and position registration means, upon movement of the telephone to the different area, for reporting the position thereof to the home exchange through the radio connection controller, and each of the exchanges has determination means for determining whether or not a mobile radio telephone has moved from an area of radio connection controller contained in a different exchange and transfer means for transferring a terminating call to the different exchange when appropriate.
    • 包括移动无线电话的私有网络系统能够发起连接并终止连接,即使当任何移动无线电话从移动无线电话的位置被注册到另一交换机的一个交换机移动时。 在包括用于切换电话的多个交换机的专用网络系统中,每个交换机包括用于与移动无线电话无线电通信的一个或多个无线电连接控制器,以及通过无线电连接控制器连接到交换机的多个移动无线电话 为了切换,无线电连接控制器具有控制器可以与移动无线电话进行通信的区域。 每个移动无线电话具有用于检测从该区域到另一区域的移动的检测装置,并且当电话机移动到不同区域时,位置登记装置通过无线电连接控制器将其位置报告给家庭交换机, 并且每个交换机具有用于确定移动无线电话是否已经从包含在不同交换机中的无线电连接控制器的区域移动的确定装置和用于在适当时向不同交换机传送终止呼叫的传送装置。