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    • 3. 发明授权
    • Digital information signal transmitting/receiving method and system
    • 数字信息发送/接收方法和系统
    • US5719943A
    • 1998-02-17
    • US409804
    • 1995-03-24
    • Nobutaka AmadaShigeru YamazakiTakaharu NoguchiHideo NishijimaHiroaki OnoHiroo OkamotoHitoaki OwashiTakao AraiYuji HatanakaSeiichi Saito
    • Nobutaka AmadaShigeru YamazakiTakaharu NoguchiHideo NishijimaHiroaki OnoHiroo OkamotoHitoaki OwashiTakao AraiYuji HatanakaSeiichi Saito
    • H04N5/926H04N5/937H04N7/52H04L9/00H04N7/167
    • H04N7/52H04N5/9261H04N5/937
    • A digital information signal transmitting/receiving method and system having a transmitter for transmitting an encrypted digital information signal and a plurality of receivers for receiving the encrypted digital information signal from the transmitter. The transmitter simultaneously distributes a plurality of identification codes associated with the receivers at a time ahead of the digital information signal. The receivers detect whether a particular identification code assigned to the receiver was included within a received plurality of identification codes. When the particular identification code has been detected as having been received the received encrypted digital information signal is decrypted into the original digital information. In order to request that a particular identification code be included so as to allow access to a program, either one of the receivers or the recorders each generate an information request signal. The transmitter is responsive to the information request signals to add to the digital information signal at a time ahead of the digital information signal, identification signals for identifying the receivers or the recorders which generated the information request signals, thereby producing a transmission signal formed of those signals, and to distribute this transmission signal to the receivers. The recorders control the received information signal to be recorded in response to the identification signals received by the receivers.
    • 一种数字信息信号发送/接收方法和系统,具有用于发送加密的数字信息信号的发射机和用于从发射机接收加密的数字信息信号的多个接收机。 发射机在数字信息信号之前的时间同时分配与接收机相关联的多个识别码。 接收机检测分配给接收机的特定识别码是否包含在所接收的多个识别码内。 当检测到特定的识别码已被接收时,接收到的加密的数字信息信号被解密成原始的数字信息。 为了请求特定的识别码被包括以允许对程序的访问,接收器或记录器中的任一个每个都生成信息请求信号。 发射机响应信息请求信号,在数字信息信号之前的时间添加数字信息信号,识别信号以识别生成信息请求信号的接收机或记录器,从而产生由那些 信号,并将该发送信号分发给接收机。 记录器响应于接收机接收到的识别信号来控制要记录的接收信息信号。
    • 5. 发明授权
    • Magnetic recording and reproducing control apparatus
    • 磁记录再现控制装置
    • US06085023A
    • 2000-07-04
    • US880641
    • 1997-06-23
    • Yuji HatanakaYasunori OharaHiroaki TachibanaYoshio YamadaNobutaka AmadaHiroo Okamoto
    • Yuji HatanakaYasunori OharaHiroaki TachibanaYoshio YamadaNobutaka AmadaHiroo Okamoto
    • H04N5/00H04N5/926H04N7/52H04N5/92
    • H04N21/4147H04N21/236H04N21/434H04N5/9262
    • A magnetic recording and reproducing apparatus includes an input circuit for inputting the digital signal, an identification information addition circuit for adding recording identification information indicative of recording identification for the digital signal input through the input circuit, a recording circuit for recoding the digital signal with the recording identification information on the recoding medium, a reproducing circuit for reproducing the content of the recording medium, an identification information detecting portion for detecting the identification information from a reproduced signal reproduced by the reproducing circuit for ouputting an identification information detection signal indicative of detection of the identification information, a storage circuit for storing the reproduced signal, a time stamp detection circuit for detecting the time stamp from the reproduced signal stored in the storage circuit, an output control circuit for generating a timing for reading the reproduced signal from the storage circuit on the basis of the time stamp detected by the time stamp detection circuit, a reset circuit for resetting the output control circuit in response to at least the identification information detection signal, and an output circuit for outputting the reproduced signal read from the storage circuit, the identification information addition circuit adding the recording identification information to the digital signal for a given period where the recording circuit initiating recording on the recording medium, and the reset circuit resetting the at least the control circuit upon detection of the recording identification information from the identification information detecting circuit.
    • 磁记录和再现装置包括用于输入数字信号的输入电路,用于添加表示通过输入电路输入的数字信号的记录标识的记录识别信息的识别信息添加电路,用于对数字信号进行重新编码的记录电路 在记录介质上记录识别信息,用于再现记录介质的内容的再现电路,用于从由再现电路再现的再现信号中检测识别信息的识别信息检测部分,用于输出表示检测到的识别信息检测信号 识别信息,用于存储再现信号的存储电路,用于从存储在存储电路中的再现信号中检测时间标记的时间戳检测电路,用于产生读取定时的输出控制电路 根据由时间戳检测电路检测到的时间标记,从存储电路输出再生信号,至少响应于识别信息检测信号复位输出控制电路的复位电路,以及输出电路 再现信号从存储电路读取,识别信息添加电路在记录电路开始记录在记录介质上的给定周期内将记录识别信息添加到数字信号,并且复位电路在检测到复位至少控制电路时 来自识别信息检测电路的记录识别信息。
    • 7. 发明授权
    • Digital signal recording devices, digital signal recording/playback devices, and digital signal receiving/recording/playback devices
    • 数字信号记录装置,数字信号记录/重放装置和数字信号接收/记录/重放装置
    • US06920279B2
    • 2005-07-19
    • US10154958
    • 2002-05-28
    • Yuji HatanakaHiroo Okamoto
    • Yuji HatanakaHiroo Okamoto
    • H04N5/928G11B20/00G11B20/10G11B20/12H04N5/92H04N9/79H04N9/804H04N5/91
    • H04N9/7921H04N9/8042
    • A digital signal recording device or a digital signal recording and playback device which receives an inputted digital signal having a predetermined packet format and including a digital video signal and a digital audio signal. The device also receives an inputted analog video signal and an inputted analog audio signal, converts the analog video signal and the analog audio signal to a digital video signal and a digital audio signal, compresses the digital video signal and the digital audio signal, and multiplexes the compressed digital video signal and the compressed digital audio signal to produce a multiplexed digital signal having the predetermined packet format. The device outputs a selected one of the inputted digital signal and the multiplexed digital signal as a digital recording signal, and records the digital recording signal to produce a recorded digital signal.
    • 数字信号记录装置或数字信号记录和重放装置,其接收具有预定分组格式并包括数字视频信号和数字音频信号的输入数字信号。 该装置还接收输入的模拟视频信号和输入的模拟音频信号,将模拟视频信号和模拟音频信号转换为数字视频信号和数字音频信号,压缩数字视频信号和数字音频信号,并将多路复用 压缩数字视频信号和压缩数字音频信号,以产生具有预定分组格式的多路复用数字信号。 该设备将输入的数字信号和复用的数字信号中的所选择的一个作为数字记录信号输出,并记录数字记录信号以产生记录的数字信号。
    • 8. 发明授权
    • PCM signal reproducing device
    • PCM信号再现装置
    • US4943964A
    • 1990-07-24
    • US228415
    • 1988-08-05
    • Yuji HatanakaHiroo OkamotoShin-ichi WakumuraIchiro MiyakeShunichiro Sakamoto
    • Yuji HatanakaHiroo OkamotoShin-ichi WakumuraIchiro MiyakeShunichiro Sakamoto
    • G11B20/10G11B20/18
    • G11B20/10527G11B20/1809G11B20/1876
    • PCM signals belonging to a first reproduction channel and a second reproduction channel and grouped into odd number data and even number data are previously recorded on a recording medium having a plurality of tracks in the form of frames each including at least a set of a first track and a second track. In the operation of reproducing the recorded PCM data, the PCM data reproduced by reproduction heads are stored in accordance with a first control signal, errors in the stored reproduced data are detected in accordance with a second control signal, the numbers of errors are counted, comparison is made between the error number of the odd number data and that of the even number data of the first channel and of the second channel, respectively, and the data which has been judged to include a larger number of errors are replaced by interpolated data and finally the interpolated data are mute-processed at the boundary between adjacent frames.
    • 属于第一再现频道和第二再现频道并被分组为奇数数据和偶数数据的PCM信号被预先记录在具有帧形式的多个轨道的记录介质上,每个轨道至少包括一组第一轨道 和第二轨道。 在再现记录的PCM数据的操作中,根据第一控制信号存储由再现头再现的PCM数据,根据第二控制信号检测存储的再现数据中的错误,对错误数进行计数, 在奇数数据的误差数与第一通道和第二通道的偶数数据的错误数量之间分别进行比较,并且被判断为包含较大数量的错误的数据被插值数据 最后内插数据在相邻帧之间的边界进行静音处理。
    • 9. 发明授权
    • Printing using plurality of color ink including white ink
    • 使用包括白色墨水的多种彩色墨水进行打印
    • US08550588B2
    • 2013-10-08
    • US12875066
    • 2010-09-02
    • Yuji HatanakaYoshihiko Matsuzawa
    • Yuji HatanakaYoshihiko Matsuzawa
    • B41J2/205
    • B41J2/2114
    • A printing apparatus executes printing on a transparent print medium using a plurality of color ink including white ink. The printing apparatus includes: a head having a first nozzle group ejecting the plurality of color ink to form a color image and a second nozzle group ejecting the white ink and at least one kind of ink other than the white ink to form a toning white image, which is an adjusted white image; and a controller controlling the head to form a first color image, a first toning white image, a second toning white image set independently from the first toning white image, and a second color image in this order on one surface of the print medium.
    • 打印装置使用包括白色墨水的多个彩色墨水在透明打印介质上执行打印。 打印装置包括:头部,其具有喷射多个彩色墨水以形成彩色图像的第一喷嘴组和喷射白色墨水的第二喷嘴组以及除了白色墨水以外的至少一种墨水以形成调色白色图像 ,这是调整后的白色图像; 以及一个控制器,用于在打印介质的一个表面上依次形成第一彩色图像,第一调色白图像,独立于第一调色白图像的第二调色白图像和第二彩色图像。