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    • 5. 发明公开
    • Optical recording method and optical recording apparatus
    • 光记录方法和光记录装置
    • EP2299441A2
    • 2011-03-23
    • EP10197371.7
    • 2004-02-19
    • VICTOR COMPANY OF JAPAN, LTD.
    • Tabata, HiroshiYonehara, KazuoUeki, Yasuhiro
    • G11B7/0045G11B7/125
    • G11B7/1263G11B7/0037G11B7/00454G11B7/00456G11B7/0062G11B20/10222G11B2007/24314G11B2007/24316G11B2020/10898
    • A mark having a length nT (n being an integer equal to or greater than 3 and T being a clock period) is formed by modulating irradiation laser power with three values of recording power Pw, erase power Pe, and bias power Pb (Pw Pe > Pb). Constant strength periods of the recording power Pw are set as A t T, A l T, ... , and A m T and constant strength periods of the bias power Pb are set as B t T, B l T, ..., B m T, and CT (C = -1 to 3). The application of laser is divided into pulses in order of A t T, B t T, A l T, E l T, ... , A m T, B m T, and CT (m = (n-k)/2, k=3 (if n is an odd number), or k=4 (if n is an even number)). (Here, the constant strength period A t of the recording power Pw for n=3, D=4 n≥5 (odd number), and n≥6 (even number) is set as A t3 , A t4 , A tod , and A tev , the constant strength period Bt of the bias power Pb for n=3, n=4, n≥5 (odd number), and n≥6 (even number) is set as B t3 , B t4 , B tod , and B tev , and then, At 3 +B t3 = A tod +B tod = A m +B m = 2T and At4+Bt4 = A tev +B tev = 3T).
    • 通过利用三个记录功率Pw,擦除功率Pe和偏置功率Pb(Pw Pe)来调制照射激光功率,形成具有长度nT(n是等于或大于3的整数,并且T是时钟周期)的标记 > Pb)。 将记录功率Pw的恒定强度周期设定为AtT,AlT,...,并且将偏置功率Pb的AmT和恒定强度周期设定为BtT,BlT,...,BmT和CT(C = -1 到3)。 激光的应用按照AtT,BtT,AlT,ElT,...,AmT,BmT和CT(m =(nk)/ 2,k = 3(如果n是奇数)的顺序被分成脉冲, 或者k = 4(如果n是偶数))。 (这里,对于n = 3,D =4n≥5(奇数),并且n≥6(偶数),记录功率Pw的恒定强度时段At被设置为At3,At4,Atod和Atev, 对于n = 3,n = 4,n≥5(奇数)和n≥6(偶数)的偏置功率Pb的恒定强度时段Bt设置为Bt3,Bt4,Btod和Btev,然后,At3 + Bt3 = Atod + Btod = Am + Bm = 2T和At4 + Bt4 = Atev + Btev = 3T)。
    • 6. 发明公开
    • Optical system and projection display device
    • 光学系统和投影显示设备
    • EP2059057A3
    • 2011-01-05
    • EP08019525.8
    • 2008-11-07
    • Victor Company of Japan Ltd.
    • Yoshimura, Makoto
    • H04N9/31H04N13/04H04N13/00
    • H04N9/3188H04N9/3105H04N9/3126
    • An optical system attaining a nearly double resolving power in spite of one projector and also eliminating a convergence device is provided. The system includes an 1:1 relay lens 35 in place of a projector lens of a RGB split-combine projection system 102, and a quarter-wave plate 51 for P-S polarization separation. In operation, once-modulated RGB composite light is divided into a P-polarized light and a S-polarized light by a PS separation wire grid 52. The S-polarized light is modulated by a luminance signal Y1 at a Y1 device 63. The P-polarized light is modulated by a luminance signal Y2 at a Y2 device 58. The lights modulated by the Y1/Y2 devices 63, 58 are combined with each other at a PS composite wire grid 66 to project a synthetic light on a screen.
    • 尽管是一台投影仪,并且也省去了会聚装置,但是提供了几乎是两倍分辨率的光学系统。 该系统包括1:1中继透镜35代替RGB分离合成投影系统102的投影透镜和用于P-S偏振分离的四分之一波片51。 在操作中,一次调制的RGB合成光被PS分离线栅格52分成P偏振光和S偏振光.S偏振光在Y1器件63处由亮度信号Y1调制。 在Y2器件58处通过亮度信号Y2调制P偏振光。由Y1 / Y2器件63,58调制的光在PS复合线栅66处彼此组合,以将合成光投影到屏幕上。
    • 7. 发明公开
    • Image display apparatus provided with a support and housing assembly
    • Mit einemStändervorgesehene Anzeigevorrichtung undGehäuseaufbau
    • EP2236902A2
    • 2010-10-06
    • EP10003486.7
    • 2010-03-30
    • VICTOR COMPANY OF JAPAN, LTD.
    • Sakamoto, MichitakaMasuji, ShigehiroYaguchi, TakenoriHoshino, Hideki
    • F16M11/08H04N5/645G02F1/13
    • F16M11/22F16M11/08F16M2200/02F16M2200/08G02F1/133308G02F2001/133314
    • An image display apparatus (50) includes an image display apparatus main body (50A) and a pedestal part (50B) supporting the image display apparatus main body (50A). The image display main body (50A) has a display module (1), a center frame (3c), a left R cover (3e), a right R cover (3d), and an upper pedestal fixing member connecting part. The display module (1) displays an image on a front face. The center frame (3c) is connected to the back face of the display module, and a part thereof is exposed to the outside. The left R cover (3e) and the right R cover (3d) are connected to the center frame (3c), and cover the back face of the display module. The upper pedestal fixing member connecting part (3j) is provided protruding backward from the center frame (3c). The pedestal part (50B) has a bottom plate part (3aa), a pedestal fixing member, and an upper center frame connecting part (3p). The pedestal fixing member (3a) is provided in the bottom plate part. The upper center frame connecting part (3p) is provided in the pedestal fixing member (3a), and supports the image display apparatus main body (50A) via the upper pedestal fixing member connecting part (3j).
    • 图像显示装置(50)包括图像显示装置主体(50A)和支撑图像显示装置主体(50A)的基座部(50B)。 图像显示主体(50A)具有显示模块(1),中央框(3c),左R盖(3e),右R盖(3d)和上基座固定构件连接部。 显示模块(1)在正面上显示图像。 中央框架(3c)连接到显示模块的背面,并且其一部分暴露于外部。 左R盖(3e)和右R盖(3d)连接到中心框架(3c),并覆盖显示模块的背面。 上基座固定构件连接部(3j)从中心框架(3c)向后方突出设置。 基座部(50B)具有底板部(3aa),基座固定部件和上部中心框架连结部(3p)。 基座固定构件(3a)设置在底板部中。 上部中心框架连接部分(3p)设置在基座固定构件(3a)中,并且经由上基座固定构件连接部分(3j)支撑图像显示装置主体(50A)。
    • 8. 发明公开
    • Method and apparatus for recording and reproducing information on and from optical disc
    • 方法及记录装置和上和从光盘再现信息的
    • EP1811510A3
    • 2009-12-30
    • EP07107152.6
    • 2000-11-02
    • VICTOR COMPANY OF JAPAN, LTD.
    • Ueki, Yasuhiro, c/o Victor Company of Japan, Ltd.
    • G11B7/007
    • G11B7/1267G11B7/00454G11B7/00455G11B7/00456G11B7/0062G11B7/00736G11B7/24038
    • An apparatus for recording and reproducing an information signal on and from an optical multilayer disc includes a memory. The information signal is written into the memory. The information signal is read out from the memory. An optical head generates a laser beam in response to the readout information signal, and applies the laser beam to the optical disc to record the readout information signal on the optical disc. A test signal is recorded on a position of the optical disc near a recording position thereof via the optical head during the writing of the information signal into the memory. The test signal is reproduced from the optical disc. The reproduced test signal is evaluated to generate an evaluation result. An intensity of the laser beam is optimized in response to the evaluation result. Apparatus informatiion, containing an information piece representative of a name of a manufacturer of the apparatus, is recorded into one of the layers of the disc.
    • 用于记录和信息信号的再现和从光盘上的装置包括一个存储器。 该信息信号被写入到存储器中。 该信息信号从存储器中读出。 一种光学头,基因率响应于所读出的信息信号的激光束,并且激光束施加到光盘上以记录在光盘上读出信息信号。 写入的信息信号到存储器中的测试信号记录在经由光学头其记录位置附近的光盘的位置上。 将测试信号从光盘再现。 再现的测试信号进行评估以评价结果来生成。 的激光束的强度,响应于评估结果被优化。