Tag Archives: optic

Scan optic device

Application Number  00129282 Application Date  2000.09.30 Publication Number  1290870 Publication Date  2001.04.11 Priority Information   1999/9/30 JP 279000/1999; 1999/9/30 JP 279001/1999; 2000/9/25 JP 290909/2000   International Classification  G03G15/04;G02B26/10   Applicant(s) Name  Canon K.K.   Address     Inventor(s) Name  Uzuki Kazuo   Patent Agency Code  11038 Patent Agent  wang sibeng AbstractA scanning optical apparatus includes… Read More »

Device and method for controlling optic disc reproduction speed

Application Number  00129243 Application Date  2000.09.29 Publication Number  1290934 Publication Date  2001.04.11 Priority Information   1999/9/30 KR 41946/99   International Classification  G11B19/28   Applicant(s) Name  LG Electronics Co., Ltd.   Address     Inventor(s) Name  Kim Song-Taik   Patent Agency Code  11105 Patent Agent  huang min AbstractThe present invention relates to method and apparatus for… Read More »

Detection tool and its using method for optic fiber device

Application Number  00128637 Application Date  2000.09.18 Publication Number  1290863 Publication Date  2001.04.11 Priority Information   1999/9/29 US 09/408,077   International Classification  G02B6/00;H02G1/12   Applicant(s) Name  Alcatel   Address     Inventor(s) Name  Cristoff Meish   Patent Agency Code  11038 Patent Agent  feng gengxuan AbstractA detection tool for separating the shell from the optical conductor, includes… Read More »

Computer digital control large integrated optic processing mechanism

Application Number: 00112717Application Date: 2000.03.02Publication Number: 1311080Publication Date: 2001.09.05Priority Information: International: B24B13/00Applicant(s) Name: Inst. of Optics and Electronics, Chinese Academy of SciencesAddress: Inventor(s) Name: Yang Li;Jiang Wenhan;Wu FanPatent Agency Code: 51001Patent Agent: zhang yigongAbstract A computerized numerical control integrated multifunction processing system can be used for processing large optical lens. The said processing system consists… Read More »

Method and devicer for tracing error detection in optic disc driver

Application Number: 00120438Application Date: 2000.07.07Publication Number: 1280361Publication Date: 2001.01.17Priority Information: 1999/7/8 KR 27451/99International: G11B7/08;G11B21/10;G11B20/10Applicant(s) Name: Samsung Electronics Co., Ltd.Address: Inventor(s) Name: Ma Ryong-In;Park In-Sik;Suh Jong-OnPatent Agency Code: 11105Patent Agent: ma yingAbstract A method and apparatus for tracking error detection in an optical disk reproduction system. The tracking error detecting apparatus generates a tracking error signal… Read More »

Multimode optic fibre improved on refractivity profile and apparatus comprising such fibre

Application Number: 00117977Application Date: 2000.06.06Publication Number: 1276536Publication Date: 2000.12.13Priority Information: 1999/6/7 US 09/326,960International: G02B6/16Applicant(s) Name: Lucent Technologies Inc.Address: Inventor(s) Name: Steven E. Golomwick;William A. Rid;Abert J. RitgerPatent Agency Code: 11038Patent Agent: jiang shixunAbstract A multi-mode optical fiber having an improved refractive index profile is disclosed. The refractive index profile is modified from a conventional by… Read More »

Optic reader capable of stably tracing

Application Number: 00120440Application Date: 2000.07.07Publication Number: 1280357Publication Date: 2001.01.17Priority Information: 1999/7/8 KR 27454/99International: G11B7/00;G11B7/09;G11B7/135Applicant(s) Name: Samsung Electronics Co., Ltd.Address: Inventor(s) Name: Ryu Chang-Heun;Cho Moon-Ho;Chong Soong-DaePatent Agency Code: 11105Patent Agent: ma yingAbstract An optical pickup device includes a light source, a light path changing means, an objective lens and an optical detection module characterized by having… Read More »

Magnetic disk driver and optic disk driver

Application Number: 00118021Application Date: 2000.06.02Publication Number: 1276604Publication Date: 2000.12.13Priority Information: 1999/6/4 JP 158771/99International: G11B33/12;H05K7/14Applicant(s) Name: Sony Corp.Address: Inventor(s) Name: Maita TetsuoPatent Agency Code: 31100Patent Agent: gu junfengAbstract The present invention relates to an optical disc drive. Major components of the base (i.e., a disc rotation driving mechanism, an optical pickup and a pickup feeding mechanism)… Read More »

Optic pick-up device and its support method

Application Number: 00121683Application Date: 2000.07.21Publication Number: 1290927Publication Date: 2001.04.11Priority Information: 1995/11/6 JP 286938/1995International: G11B7/08Applicant(s) Name: Matsushita Electric Industrial Co. Ltd.Address: Inventor(s) Name: Harukuchi Takashi;Haruyana Munetoka;Soeeda YoshinobuPatent Agency Code: 11038Patent Agent: he tengyunAbstract The invention provides an optical pickup and the supporting method of optical pickup easy to assemble and without causing vibration. This optical pickup… Read More »

Long band fibre optic amplifier using seed light beam

Application Number: 00118701Application Date: 2000.06.20Publication Number: 1284658Publication Date: 2001.02.21Priority Information: 1999/6/23 KR 23777/99International: G02F1/39Applicant(s) Name: Samsung Eleectronics Co., Ltd.Address: Inventor(s) Name: Whang Song-Tack;Yun Soo-Yong;Chong Rae-SeungPatent Agency Code: 72001Patent Agent: liang yongAbstract A L-band optical fibre amplifier is provided. The L-band optical fibre amplifier includes an optical fibre doped with a rare-earth element. There is at… Read More »

Tio2, Optic catalyst containing Tio2 and optic catalytic coating agent

Application Number: 00122506Application Date: 2000.06.28Publication Number: 1280034Publication Date: 2001.01.17Priority Information: 1999/6/30 JP 185739/99; 1999/10/7 JP 286816/99International: B01J21/06;C01G23/047Applicant(s) Name: Sumitomo Chemical Co., Ltd.Address: Inventor(s) Name: Sakatani Yoshisho;Oike Hiroshin;Takeuchi YoshiakiPatent Agency Code: 72001Patent Agent: lu xinhuaAbstract There are provided titanium oxide, which exhibits a superior photocatalytic activity through irradiation of a visible light as well as an… Read More »

Optic recording medium and optic disc cassette

Application Number: 00118879Application Date: 2000.06.22Publication Number: 1290933Publication Date: 2001.04.11Priority Information: 1999/6/22 JP 176029/1999International: G11B7/007;G11B7/013;G11B7/24;G11B11/105;G11B23/03Applicant(s) Name: Sony Corp.Address: Inventor(s) Name: Negishi Naohiro;Aokiteitaka;Watanabe AkiraPatent Agency Code: 11038Patent Agent: feng puAbstract An optical recording medium is provided which has a substrate and a signal recording layer provided on the substrate and in which an information signal is recorded… Read More »

Adjustable optic fibre connector

Application Number: 00122600Application Date: 2000.07.07Publication Number: 1280305Publication Date: 2001.01.17Priority Information: 1999/7/8 US 09/349756International: G02B6/38Applicant(s) Name: Molex Inc.Address: Inventor(s) Name: Chen Wenzong;Y.Beilunki;I.GroysPatent Agency Code: 72001Patent Agent: zhang shegaoAbstract A fiber optic connector assembly (24, 26) is arranged for adjusting the rotational position of a terminated optical fiber (30) about its axis relative to the axis of… Read More »

Grating member and optic pick-up device

Application Number: 00118900Application Date: 2000.06.22Publication Number: 1290931Publication Date: 2001.04.11Priority Information: 1999/7/1 JP 187339/99International: G11B7/135Applicant(s) Name: Sankyo Seiko Mfg. (Seisakusho) Co., Ltd.Address: Inventor(s) Name: Shiba Kazuo;Ohayashi FumioPatent Agency Code: 31100Patent Agent: fang xiaogongAbstract A grating mounting section for mounting a laser diode and a diffraction grating element is formed in a frame body of an optical… Read More »

Measuring method for three dimension surface contour of optic lens with free curved surface

Application Number: 00123470Application Date: 2000.08.18Publication Number: 1280294Publication Date: 2001.01.17Priority Information: International: G01B11/24Applicant(s) Name: Qinghua Univ.Address: Inventor(s) Name: Feng Zhijing;Guo Zhenyu;Zhao GuangmuPatent Agency Code: 11201Patent Agent: luo wenqunAbstract The optical imaging system is first constituted to produce parallel light beam with a parallel light source, and the parallel light beam is used to project lattic image… Read More »

Exposure device and method optic disc driver and recording and/or reproducing method

Application Number: 00120347Application Date: 2000.07.07Publication Number: 1280360Publication Date: 2001.01.17Priority Information: 1999/7/7 JP 193545/99International: G11B7/08;G11B7/12Applicant(s) Name: Sony Corp.Address: Inventor(s) Name: Imanishi ShingoPatent Agency Code: 31100Patent Agent: wu rongjunAbstract To control the gap length in the near-field area with a high accuracy, the exposure apparatus (10) includes an exposure light source (11) to emit an exposure laser… Read More »

Method for producing optic record medium and device for explosing on it

Application Number: 00123810Application Date: 2000.08.18Publication Number: 1290926Publication Date: 2001.04.11Priority Information: 1999/8/19 KR 34364/1999International: G11B7/00;G11B7/007;G11B7/26Applicant(s) Name: LG Electronics Co., Ltd.Address: Inventor(s) Name: Kim Dae-YoungPatent Agency Code: 11219Patent Agent: yu mangAbstract A method of fabricating an optical recording medium that is adaptive for fabricating a frame wobbling recording medium in which a same-phase wobbling area and a… Read More »

Equipment and method for producing optic fibre grating

Application Number: 00120355Application Date: 2000.07.07Publication Number: 1280303Publication Date: 2001.01.17Priority Information: 1999/7/7 KR 27277/99International: G02B6/34Applicant(s) Name: Samsung Electronics Co., Ltd.Address: Inventor(s) Name: Park Mu-Yun;Kim Mun-songPatent Agency Code: 72001Patent Agent: wu zengyongAbstract An apparatus and method for fabricating fiber gratings. To fabricate fiber gratings using a mask having gratings written therein, at least two optical fibers are… Read More »

Composite optic madule

Application Number: 00124629Application Date: 2000.09.28Publication Number: 1290929Publication Date: 2001.04.11Priority Information: 1999/10/1 JP 282153/99International: G11B7/12;G11B7/135Applicant(s) Name: ALPS Electric Co. Ltd.Address: Inventor(s) Name: Kyotani Shoichi;Yamashita TatsumaroPatent Agency Code: 11216Patent Agent: liu jiyangAbstract A compound optical unit includes a housing mounted to an optical pickup. A semiconductor laser, a light receiving member, and a composite optical member are… Read More »

Optic pick-up device, recording and reproducing device and light focusing system and coupling lens

Application Number: 00120420Application Date: 2000.07.07Publication Number: 1280363Publication Date: 2001.01.17Priority Information: 1999/7/9 JP 195257/1999International: G02B3/10;G11B7/135Applicant(s) Name: Konica Corp.Address: Inventor(s) Name: Arai NoriichiPatent Agency Code: 11038Patent Agent: ma gaoAbstract An optical pickup apparatus for conducting recording and/or reproducing for an optical information recording medium is provided with a light source; a coupling optical system to change a… Read More »

Optic component and optic unit containing it and optic pick-up device containing said unit

Application Number: 00124958Application Date: 2000.09.27Publication Number: 1290930Publication Date: 2001.04.11Priority Information: 2000/1/7 JP 005874/00; 1999/10/1 JP 282154/99International: G11B7/12;G11B7/135Applicant(s) Name: ALPS Electric Co. Ltd.Address: Inventor(s) Name: Kyotani Shoichi;Yamashita TatsumaroPatent Agency Code: 11216Patent Agent: liu jiyangAbstract A compound optical unit includes a housing mounted on an optical pickup apparatus, the housing has a semiconductor laser device, a light… Read More »

Laser power control device, optic head and optic recording and/or reproducing device

Application Number: 00120433Application Date: 2000.07.07Publication Number: 1280362Publication Date: 2001.01.17Priority Information: 2000/3/2 JP 061876/00; 1999/7/9 JP 196531/99International: G11B7/125Applicant(s) Name: Sony Corp.Address: Inventor(s) Name: Oshima YoichiPatent Agency Code: 11105Patent Agent: huang xiaolinAbstract A laser power control device, optical head and optical recording and/or reproducing apparatus to set and control the output power of laser light radiated from… Read More »

Multi-line optic fibre drawing apparatus

Application Number: 00126017Application Date: 2000.08.18Publication Number: 1286229Publication Date: 2001.03.07Priority Information: 1999/8/25 KR 35455/99International: C03B37/022;C03B37/023Applicant(s) Name: Samsung Electronics Co., Ltd.Address: Inventor(s) Name: Lee Yong-SopPatent Agency Code: 72001Patent Agent: zheng jianhuiAbstract Disclosed is a multi-line optical fiber drawing equipment, wherein at least two strands of optical fibers can be simultaneously drawn by the single draw tower, thereby… Read More »

Error correcting method for high density optic disk

Application Number: 00120437Application Date: 2000.07.07Publication Number: 1280369Publication Date: 2001.01.17Priority Information: 1999/7/8 KR 27453/99International: G11B20/18;H03M13/00Applicant(s) Name: Samsung Electronics Co., Ltd.Address: Inventor(s) Name: Shim Chae-Song;Kim Myung-Chun;Park In-JikPatent Agency Code: 11105Patent Agent: ma yingAbstract An error correction method for optical discs, and more particularly, an error correction method appropriate to high density discs is provided. The method comprises… Read More »

Method for producing multiple layer optic recording medium by rotary coating and press moulding mode

Application Number: 00109085Application Date: 2000.06.06Publication Number: 1327233Publication Date: 2001.12.19Priority Information: International: G11B7/26Applicant(s) Name: Industrial Technology Inst.Address: Inventor(s) Name: Huang DeruiPatent Agency Code: 72003Patent Agent: li qiangAbstract High molecular solution is coated homogeneously the base material through rotary coating process, and before the high molecular material become complete hard, record information is impressed on the high… Read More »

Optic recording medium without storage data and method for treating defect area of medium

Application Number: 00108889Application Date: 2000.04.21Publication Number: 1271165Publication Date: 2000.10.25Priority Information: 1999/4/21 KR 14285/99International: G11B7/00;G11B20/12Applicant(s) Name: Samsung Electronics Co., Ltd.Address: Inventor(s) Name: Lee Tong-Keun;Kim Choi-YunPatent Agency Code: 11105Patent Agent: ma yingAbstract An optical recording medium on which data may be stored seamlessly, and a method of processing a defective area in the optical recording medium are… Read More »

Optic information medium and reading method

Application Number: 00108882Application Date: 2000.03.28Publication Number: 1290932Publication Date: 2001.04.11Priority Information: 1999/7/2 JP 189800/1999; 1999/8/27 JP 242293/1999; 1999/9/21 JP 267823/1999; 1999/10/25 JP 302558/1999; 1999/12/28 JP 375067/1999International: G11B7/24Applicant(s) Name: TDK Corp.Address: Inventor(s) Name: Kikukawa Takashi;Utsu Miyahajimu;Atara KankoPatent Agency Code: 11038Patent Agent: ma gaoAbstract In an optical information medium having an information bearing surface having projections and depressions… Read More »

Optic disk recording method and device, optic disk and optic disk reproducing device

Application Number: 00108041Application Date: 2000.06.02Publication Number: 1276596Publication Date: 2000.12.13Priority Information: 1999/6/2 JP 154471/1999International: G11B7/00;G11B7/007;G11B20/10Applicant(s) Name: Pioneer Corp.Address: Inventor(s) Name: Tomida YoshimiPatent Agency Code: 72002Patent Agent: han hongAbstract An optical disc recording method, an optical disc recording apparatus, and an optical disc in which performances of the optical disc is maintained over a long period of… Read More »

Ultra-large-capacity virtual optic disk file system construction method and its system hardware structure

Application Number: 00107490Application Date: 2000.05.19Publication Number: 1272650Publication Date: 2000.11.08Priority Information: International: G06F12/08Applicant(s) Name: Qinghua Tongfang Optic Disk Co., Ltd.Address: Inventor(s) Name: Xiong Jinjun;Pei JingPatent Agency Code: 11201Patent Agent: liao yuanqiuAbstract The present invention belongs to the field of optical disk storage technology. Said invention utilizes the multiple scanning integrated path table of physical optical disk… Read More »

Erbium doped optic fibre having grating formed therein and mfg. method thereof

Application Number: 00104134Application Date: 2000.03.13Publication Number: 1266995Publication Date: 2000.09.20Priority Information: 1999/3/11 KR 8079/99International: G02B6/02;G02B6/124;G02F1/39Applicant(s) Name: Samsung Electronics Co., Ltd.Address: Inventor(s) Name: Paek Un-Chool;Chong Yong-Joo;Kim Chang-SokPatent Agency Code: 72001Patent Agent: wu zengyongAbstract An erbium-doped optical fiber (EDF) and a fabricating method. The erbium-doped optical fiber has a core formed by substantially doping silica with erbium and… Read More »