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    • 11. 发明专利
    • Recording system of video signal
    • 视频信号录像系统
    • JPS5941985A
    • 1984-03-08
    • JP15065982
    • 1982-09-01
    • Fuji Photo Film Co Ltd
    • NAGANO MASAHIKO
    • G11B27/026G11B27/029
    • G11B27/026G11B27/029
    • PURPOSE:To execute easily insert-editing and overlap-editing, by using not only a main head but also a composite head having an auxiliary head, which is provided as adjacently as possible to the main head in the radial direction. CONSTITUTION:When executing insert-editing to a video recorded in a magnetic disk 2, first of all, a main head 1a and an auxiliary head 1b are set to a reproducing mode and a recording mode, respectively, by switching a mode selecting switch 4, and a new video signal is written by the auxiliary head 1b, reproducing the recording by the main head 1a. A tracking servo-mechanism reproduces tracking signals f1, f2 and f3 by the main heads 1a, selects the tracking signal f1, the tracking signal f2 and the tracking signal f3, by making it pass through a band pass filter 8, making it pass through a band pass filter 9 and making it pass through a band pass filter 10, respectively, also selects that of a track opposed to the outermost circumferential part and the innermost circumferential part of the main head 1a by making it pass through a switch 11, and supplies it to both input terminals of a differential amplifier 12.
    • 目的:通过不仅使用主头,还可以使用具有辅助头的复合头来执行容易的插入编辑和重叠编辑,其在径向方向上与主头相邻设置。 构成:当对记录在磁盘2中的视频执行插入编辑时,首先通过切换模式选择开关4将主头1a和辅助头1b分别设置为再现模式和记录模式 并且由辅助头1b写入新的视频信号,再现由主头1a进行的记录。 跟踪伺服机构通过主头1a再现跟踪信号f1,f2和f3,通过使其通过带通滤波器8来选择跟踪信号f1,跟踪信号f2和跟踪信号f3,使其通过 带通滤波器9分别使其通过带通滤波器10,也通过使开关11通过主磁头1a的最外圆周部分和最内圆周部分的轨道,并且 将其提供给差分放大器12的两个输入端。
    • 12. 发明专利
    • Sound recorder of electronic still camera
    • 电子摄像机的声音记录仪
    • JPS58218005A
    • 1983-12-19
    • JP9970082
    • 1982-06-10
    • Fuji Photo Film Co Ltd
    • MURAKOSHI MAKOTO
    • H04N5/225G11B20/02G11B27/026G11B27/028G11B27/029G11B27/10G11B27/30H04N1/21
    • G11B27/3027G03B31/06G11B27/026G11B27/028G11B27/029G11B27/10G11B2220/20H04N1/2112H04N2201/3264
    • PURPOSE: To record sound over a period including a point of time of pickup of a still picture, by recording a video signal in time series and recording a sound signal on the 2nd recording medium possible for erase and rerecording cyclically.
      CONSTITUTION: A control circuit 108 writes the sound signal from a head 224W on a track 250 with a recording signal RC. In this case, an erase head 224E is also driven. If no pickup button is depressed in this state, the sound signal is recorded and erased repetitively on one sound track 250 in the unit of, e.g., one revolution, 8sec of a disc 216, and the sound signal 8sec before the present point of time is stored on the track 250. When the pickup is done during this recording, the synchronous control circuit 108 responds to a signal EX for operating the pickup to reset a timer circuit (not shown). This timer circuit 108 counts, e.g., 4sec when the recording time of the sound track is 8sec, and the control circuit 108 stops recording when 4sec is counted. Thus, the sound before and after 4sec of the pickup is recorded.
      COPYRIGHT: (C)1983,JPO&Japio
    • 目的:通过在时间序列中记录视频信号并在第二记录介质上记录声音信号以便周期性地进行擦除和重新记录,在包括静止图像拾取时间的周期内记录声音。 构成:控制电路108将具有记录信号RC的来自头部224W的声音信号写入到轨道250上。 在这种情况下,擦除头224E也被驱动。 如果在该状态下没有按下拾音按钮,则以例如一圈,盘216的8秒和当前时间点之前的声音信号8sec,在一个声轨250上重复记录和擦除声音信号 存储在轨道250上。当在该记录期间完成拾取时,同步控制电路108响应用于操作拾取器的信号EX以复位定时器电路(未示出)。 当声轨的记录时间为8秒时,该定时器电路108计数例如4秒,并且当计数4秒时控制电路108停止记录。 因此,拾取4秒之前和之后的声音被记录。
    • 16. 发明专利
    • Recorder
    • 录音机
    • JPS60214491A
    • 1985-10-26
    • JP7128084
    • 1984-04-10
    • Nec Corp
    • YASUDA KENTAROUODA OSAMU
    • G11B27/02G11B5/027G11B5/86G11B27/026
    • G11B27/026
    • PURPOSE:To read the recorded contents and to record them in independent positions in the same medium by moving independently a recording head and a reading head and by making it possible to supply a read signal to the recording head. CONSTITUTION:When a command supplied from a contact plug 18 is a deleting command a controller 10 actuates an oscillator 11 and supplies a high frequency current to a deleting head 2. In case of a recording command, the controller 10 changes over a switch 15 and outputs an input signal from a contact plug 17 to a recording head 3 through a current amplifier 12. In case of a reading command, the controller 10 changes over a switch 14, amplifies an output signal voltage from a reading head 6 by an amplifier 13 and outputs it from a contact plug 16. In case of a transfer command, the controller 10 changes over the switches 14 and 15 reversely, supplies a current signal to the recording head 3 from the reading head 6 through the amplifier 13 and the current amplifier 12, and records it. Simultaneously the controller 10 rotates motors 7 and 4, and shifts reading and recording positions.
    • 目的:通过独立地移动记录头和读取头,并且可以向记录头提供读取信号,来读取记录的内容并将其记录在同一介质中的独立位置。 构成:当从接触插头18提供的命令是删除命令时,控制器10致动振荡器11并向删除头2提供高频电流。在记录命令的情况下,控制器10切换开关15和 通过电流放大器12将来自接触插头17的输入信号输出到记录头3.在读取命令的情况下,控制器10切换开关14,由放大器13放大来自读取头6的输出信号电压 并从接触插头16输出。在传送命令的情况下,控制器10反向切换开关14和15,通过放大器13和电流放大器从读取头6向记录头3提供电流信号 12,并记录。 同时,控制器10旋转马达7和4,并移动读取和记录位置。
    • 17. 发明专利
    • Picture editing system
    • 图片编辑系统
    • JPS59178663A
    • 1984-10-09
    • JP5300783
    • 1983-03-29
    • Canon Inc
    • MURAMOTO TOMOTAKA
    • H04N5/7826G11B27/02G11B27/026G11B27/028G11B27/034
    • G11B27/028G11B27/026G11B2220/20
    • PURPOSE:To edit a picture with a simple constitution without a large-capacity memory by sampling a part of the picture signal obtained by reproducing repeatedly a track and recording it in an optional position of another track with an optical length. CONSTITUTION:A magnetic sheet 1 is rotated 60 times per sec. to trace a track with a head 2, and the obtained reproduced signal is amplified by a preamplifer 5 and has luminance and color signal components separated from each other, and they are demodulated by BPFs 6 and 7. Demodulated signals are converted to digital signals in A/D converters 14 and 15 by a smapling frequency fs and are written in line memories 16 and 17. Data in memories 16 and 17 are read with a frequency 2fs and are converted to analog signals by D/A converters 18 and 19 and are subjected to FM modulation by FM modulators 20 and 21 and are recorded on concentric circle-shaped tracks of a magnetic sheet 26. Hereafter, the similar operation is performed to edit the picture.
    • 目的:通过对通过重复轨道再现并将其记录在具有光学长度的另一个轨道的可选位置中获得的图像信号的一部分进行采样来编辑具有简单结构而不具有大容量存储器的图像。 构成:磁片1每秒旋转60次。 用头2跟踪轨迹,并且所获得的再现信号由前置放大器5放大并且具有彼此分离的亮度和颜色信号分量,并且它们由BPF 6和7解调。解调信号被转换成数字信号 A / D转换器14和15以分频fs写入行存储器16和17.存储器16和17中的数据以频率2fs读取,并由D / A转换器18和19转换成模拟信号,并且 通过FM调制器20和21进行FM调制,并记录在磁片26的同心圆形轨道上。此后,执行类似的操作来编辑图像。
    • 18. 发明专利
    • Video disc editing device
    • 视频盘编辑器
    • JPS598181A
    • 1984-01-17
    • JP11793382
    • 1982-07-07
    • Olympus Optical Co Ltd
    • KIMURA KENJISHIBATA TSUTOMUKOBAYASHI SHIYOUHEIOZEKI FUMITAKASHIMIZU AKIRAYOSHIDA MASAHIDE
    • G11B27/026G11B27/10
    • G11B27/026G11B2220/20
    • PURPOSE:To edit discs quickly and accurately, by selecting automatically a disc to be recorded out of plural discs on a basis of a keyword code signal. CONSTITUTION:When a disc selecting signal is given to a register 32 from a disc selecting switch 15, a disc selecting command signal corresponding to the keyword code signal is sent from the register 32 and is given to respective solenoids 40A and 41A of disc selecting rotary switches 40 and 41. Consequently, switches 40 and 41 select a disc 12A corresponding to the detection keyword code signal. At this time, a track selecting pulse generator 42 is operated by the signal from the register 32; and when the track selecting pulse is given to a head feeding mechanism 43A of the selected disc 12A, a head 44A on the disc 12A is moved to a prescribed track.
    • 目的:通过基于关键字代码信号自动选择要从多张光盘中记录的光盘来快速准确地编辑光盘。 构成:当盘选择信号从盘选择开关15给予寄存器32时,从寄存器32发送对应于关键词代码信号的盘选择命令信号,并将其提供给盘选择旋转的相应螺线管40A和41A 开关40和41.因此,开关40和41选择与检测关键词代码信号对应的盘12A。 此时,通过来自寄存器32的信号来操作轨道选择脉冲发生器42; 并且当轨道选择脉冲被提供给所选择的盘12A的头部进给机构43A时,盘12A上的头部44A被移动到规定的轨道。
    • 20. 发明专利
    • Picture recorder
    • 图片记录器
    • JPS58187084A
    • 1983-11-01
    • JP6949982
    • 1982-04-27
    • Nippon Kogaku Kk
    • OOTA MASAKAWAMURA KOUICHIROU
    • H04N5/225G11B27/026H04N1/21H04N5/76H04N5/765H04N5/781
    • H04N1/2129G11B27/026H04N1/0044H04N1/2112H04N2101/00Y10S358/906
    • PURPOSE: To confirm whether or not a picture signal is recorded on a recording medium completely immediately after the image pickup, by providing a means which decides whether or not the recording state of a still picture signal is normal.
      CONSTITUTION: With reproducing switches SW 14A, 14B, 14C set on respectively, when a pickup start switch 20 is depressed, the image pickup is done according to various control signals generated from a timing circuit 21 and a picture signal is recorded on a magnetic sheet 12. A reproducing head 13 performs reproduction just after the recording and the reproduced picture signal is applied to a reproducing signal deciding circuit 16 via the SW14A and a reproducing amplifier 15. A signal in response to the result of the decision is given to a display circuit 17. When the decision of the reproduced picture signal is "no good", no shift signal is given to a driver circuit 25 and heads 11, 13 are not shifted, then the present track position is maintained and the track is erased by operating an erase head.
      COPYRIGHT: (C)1983,JPO&Japio
    • 目的:通过提供决定静止图像信号的记录状态是否正常的装置来确认在图像拾取之后是否完全立即将图像信号记录在记录介质上。 构成:分别设置有再现开关SW 14A,14B,14C,当拾取启动开关20被按下时,根据从定时电路21产生的各种控制信号完成图像拾取,并且将图像信号记录在磁片上 再现头13在记录之后执行再现,并且再现的图像信号经由SW14A和再现放大器15被施加到再现信号判定电路16.响应于该决定的结果的信号被给予显示 电路17.当再现的图像信号的判定为“不好”时,不向驱动器电路25提供移位信号,并且磁头11,13不被移位,则保持当前磁道位置并且擦除磁道 通过操作擦除头。