Tag Archives: laser

Laser cutting process of machining workpiece

Application Number  00129322 Application Date  2000.11.17 Publication Number  1299724 Publication Date  2001.06.20 Priority Information     International Classification  B23K26/00   Applicant(s) Name  Li Xiangguo   Address     Inventor(s) Name  Li Xiangguo   Patent Agency Code  00000 Patent Agent   AbstractThe method for cutting workpiece by using laser is characterized by that according to size… Read More »

Circuit and method of grey scale image in multiposition processing laser printing machine

Application Number  00129250 Application Date  2000.09.29 Publication Number  1291732 Publication Date  2001.04.18 Priority Information   1999/10/6 KR 43124/99   International Classification  H04N1/405;G06T3/00;G03G15/00   Applicant(s) Name  Samsung Electronics Co., Ltd.   Address     Inventor(s) Name  Kim Chol   Patent Agency Code  11105 Patent Agent  shao eli AbstractA circuit and method for multi-bit processing of a… Read More »

Ultrasonic laser flux-free soft soldering method

Application Number  00129114 Application Date  2000.09.22 Publication Number  1345645 Publication Date  2002.04.24 Priority Information     International Classification  B23K31/02;H05K3/34   Applicant(s) Name  Harbin Polytechnic Univ.   Address     Inventor(s) Name  Wang Chunqing;Li Mingyu;Feng Wufeng   Patent Agency Code  23200 Patent Agent  li yiqun AbstractThe present invention provides an ultrasonic laser soldering method without soldering… Read More »

Laser perforation method for PCB and substrate

Application Number  00128836 Application Date  2000.09.18 Publication Number  1344131 Publication Date  2002.04.10 Priority Information     International Classification  H05K3/00;H05K3/42   Applicant(s) Name  Huatong Computer Co Ltd   Address     Inventor(s) Name  Zhu Guanbai;Zheng Wenzhong;Huang Xin'er   Patent Agency Code  31100 Patent Agent  zhang zhengquan AbstractA laser perforation method for printed circuit board or substrate… Read More »

Solid-state laser and optical transmitting machine

Application Number  00128674 Application Date  2000.09.20 Publication Number  1316809 Publication Date  2001.10.10 Priority Information   2000/4/5 JP 107973/2000   International Classification  H01S3/06;H01S3/08;H01S5/00   Applicant(s) Name  Hitachi Ltd.   Address     Inventor(s) Name  Tonami Tatsuya;Heworje Pitack   Patent Agency Code  11038 Patent Agent  wang yonggang AbstractIn the wavelength-division-multiplexed optical transmission, an ultrashort pulse solid-state laser… Read More »

Laser imaging of thin film circuit material

Application Number  00128400 Application Date  2000.10.13 Publication Number  1321060 Publication Date  2001.11.07 Priority Information   1999/10/13 US 09/418,207   International Classification  H05K3/02   Applicant(s) Name  Morton International, Inc.   Address     Inventor(s) Name  W.E. Nacler;R.W. Carpenter   Patent Agency Code  11038 Patent Agent  duan chengen AbstractThe invention provides a laser imaging method of a… Read More »

Roller surface roughening laser processing system to form controllable distributed roughened spots

Application Number  00128273 Application Date  2000.12.13 Publication Number  1357427 Publication Date  2002.07.10 Priority Information     International Classification  B21B27/02;B23K26/08   Applicant(s) Name  Mechanics Inst., Chinese Academy of Sciences   Address     Inventor(s) Name  Wang Hongcai;Yang Mingjiang   Patent Agency Code  31002 Patent Agent  gao cunxiu AbstractThe roller surface roughening laser processing system to form… Read More »

System for strengthening hot-roling roll by high-frequency pulse laser and strengthening method thereof

Application Number  00128272 Application Date  2000.12.14 Publication Number  1358602 Publication Date  2002.07.17 Priority Information     International Classification  B21B27/02;B23K26/08   Applicant(s) Name  Mechanics Inst., Chinese Academy of Sciences   Address     Inventor(s) Name  Peng Linhua;Yang Mingjiang   Patent Agency Code  31002 Patent Agent  gao cunxiu AbstractThe present invention relates to a system for strengthening… Read More »

He-Ne laser device

Application Number: 00113149Application Date: 2000.09.01Publication Number: 1340889Publication Date: 2002.03.20Priority Information: International: H01S3/223;H01S3/03Applicant(s) Name: Sichuan UnivAddress: Inventor(s) Name: Li Yude;Chen MeiPatent Agency Code: 51200Patent Agent: liu shuanglanAbstract A He-Ne laser device with 632.8 nm of wavelength and cylindrical discharge region uses RF power supply for discharge excitation. The matched circuit between RF power supply and cylindrical… Read More »

Laser device, laser annealing method and method for manufacturing semiconductor device

Application Number: 00122783Application Date: 2000.08.14Publication Number: 1284741Publication Date: 2001.02.21Priority Information: 1999/8/13 JP 229518/99; 1999/9/3 JP 250940/99International: H01L21/324Applicant(s) Name: Semiconductor Energy Laboratory Co., Ltd.Address: Inventor(s) Name: Yamazaki Shunpei;Otani Hisashi;Tanaka KoichiroPatent Agency Code: 72001Patent Agent: zheng jianhuiAbstract The invention provides a laser apparatus and a laser annealing method with which a crystalline semiconductor film with a larger… Read More »

Diagnosis device for parameters of nuctual action between laser and plasma

Application Number: 00116391Application Date: 2000.06.08Publication Number: 1274079Publication Date: 2000.11.22Priority Information: International: G01J3/447Applicant(s) Name: Shanghai Inst. of Optics Fine and Mechanics, Chinese Academy of SciencesAddress: Inventor(s) Name: Tang Yuhui;Han ShenshengPatent Agency Code: 31002Patent Agent: li lanyangAbstract A device for detecting the mutual action parameters between laser and plasma has light source unit and collecting-detecting unit, which… Read More »

Programmable laser trigger controller for multi-wavelength laser radar

Application Number: 00123651Application Date: 2000.08.24Publication Number: 1340721Publication Date: 2002.03.20Priority Information: International: G01S17/95;H01S3/10Applicant(s) Name: Inst of Atmospheric Physics, Chinese Academy of SciencesAddress: Inventor(s) Name: Zheng Siping;Pan Jidong;Huang QirongPatent Agency Code: 11021Patent Agent: jiang lilouAbstract A programmable laser trigger controller for multi-wavelength laser radar for probing ozone in atmospher and aerosol in stratosphere is composed of main… 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 »

Laser stechoscope

Application Number: 00124820Application Date: 2000.09.18Publication Number: 1283435Publication Date: 2001.02.14Priority Information: International: A61B7/00Applicant(s) Name: Zhao KeAddress: Inventor(s) Name: Zhao KePatent Agency Code: 00000Patent Agent: Abstract A laser stechoscope is composed of shell, T-shaped light modulator made of silicagel, laser emitter and photodiode and earphone connected to output of photodiode. Its advantages include simple structure, high effect… Read More »

Laser image-transfering technology

Application Number: 00113277Application Date: 2000.02.15Publication Number: 1299744Publication Date: 2001.06.20Priority Information: International: B44C1/16;B44F1/08Applicant(s) Name: Zhang XueyiAddress: Inventor(s) Name: Zhang XueyiPatent Agency Code: 43108Patent Agent: cheng yibingAbstract The present invention discloses a new-type laser image-transfer technology. It adopts alkyd resin or rosin modified resin or amino resin or polyacrylic acid resin or organic solvent or water-soluble resin… Read More »

Method for controlling one laser in application of WDM

Application Number: 00122788Application Date: 2000.08.14Publication Number: 1284803Publication Date: 2001.02.21Priority Information: 1999/8/13 GB 9919047.2International: H04J14/02Applicant(s) Name: Marconi Communications Co., Ltd.Address: Inventor(s) Name: G. Butler;M. LichPatent Agency Code: 72001Patent Agent: luo pengAbstract A laser used in a DWDM optical-fiber application is controlled so that, before it is powered up or down, its output power is maximally attenuated,… Read More »

V-shaped planar-cross triplex folded resonant cavity for CO2 laser

Application Number: 00116695Application Date: 2000.06.22Publication Number: 1274973Publication Date: 2000.11.29Priority Information: International: H01S3/08Applicant(s) Name: Shanghai Jiaotong Univ.Address: Inventor(s) Name: Ding Jianjun;Wu Yixiong;Wu LuhaiPatent Agency Code: 31201Patent Agent: wang tilinAbstract The triplex folded resonant cavity includes four sections of discharge tube, three turning reflectors, one output window and one end reflector. The optial axes of the four… Read More »

Computer laser cremation machine

Application Number: 00123668Application Date: 2000.08.28Publication Number: 1281962Publication Date: 2001.01.31Priority Information: International: F23G1/00Applicant(s) Name: Yan FeiAddress: Inventor(s) Name: Yan FeiPatent Agency Code: 00000Patent Agent: Abstract The present invention discloses a computer laser cremation machine, consisting of computer, strong laser, camera, automatic mechanical control equipment and cremation bed. Said invention not only possesses high working efficiency, but… Read More »

Cavity for flat gas laser

Application Number: 00112001Application Date: 2000.01.01Publication Number: 1258120Publication Date: 2000.06.28Priority Information: International: H01S3/02Applicant(s) Name: Dongnan Univ.Address: Inventor(s) Name: Ling YimingPatent Agency Code: 32200Patent Agent: wang zhiziAbstract A cavity for flat gas laser is composed of laser tube supporter, the front and back regulating frames of the reflecting mirror in resonant cavity, light beam gathering unit and… Read More »

High-power semiconductor laser apparatus for treating tumors

Application Number: 00120556Application Date: 2000.11.04Publication Number: 1352997Publication Date: 2002.06.12Priority Information: International: A61B18/20;A61N5/067Applicant(s) Name: Tan WenjiAddress: Inventor(s) Name: Tan Wenji;Huang YufengPatent Agency Code: 45107Patent Agent: liao shichuanAbstract A high-power semiconductor laser apparatus for treating tumor is composed of semiconductor laser device, current regualtor of light source, light power display, electronic timing indicator, alarm, overcurrent protector and… Read More »

Multi-beam wave-synthesis ware-partitioning apparatus for cladded pumping optical fiber amplifier and laser

Application Number: 00125366Application Date: 2000.09.22Publication Number: 1285663Publication Date: 2001.02.28Priority Information: International: H04B10/02;H04B10/12Applicant(s) Name: Shanghai Inst. of Optics and Fine Machinery, Chinese Academy of SciencesAddress: Inventor(s) Name: Fang Zujie;Chen Gaoting;Cai HaiwenPatent Agency Code: 31002Patent Agent: li lanyangAbstract The present invention relates to a multi-beam composite wave wave-separator for cladded pumping optic fibre amplifier and laser, and… Read More »

Method for assembling laser induced fluorescent microscope

Application Number: 00114099Application Date: 2000.03.08Publication Number: 1261159Publication Date: 2000.07.26Priority Information: International: G02B21/36Applicant(s) Name: Guangzhou Inst. of Geochemistry, Chinese Academy of SciencesAddress: Inventor(s) Name: Xiao Xianming;Liu Dehan;Shen JiaguiPatent Agency Code: 44201Patent Agent: luo guanxiangAbstract A method for assembling laser induced fluorescent microscope, which is composed of laser generator, optical combined system, laser powermeter, microscope, computer and… Read More »

Portable broadcast unit capable of being matched with laser machine

Application Number: 00122797Application Date: 2000.08.09Publication Number: 1337705Publication Date: 2002.02.27Priority Information: International: G11B31/00Applicant(s) Name: Renbao Computer Industry Co., Ltd.Address: Inventor(s) Name: Jian Zongqi;Zheng ZhiquanPatent Agency Code: 31100Patent Agent: shen zhaokunAbstract The portable broadcast equipment matched with laser machine mainly includes an external shell of main machine, sand external shell is equipped with a receiving space with… Read More »

Attenuation method for laser light intensity

Application Number: 00116867Application Date: 2000.06.29Publication Number: 1280307Publication Date: 2001.01.17Priority Information: International: G02F1/03Applicant(s) Name: Shanghai Communication Univ.Address: Inventor(s) Name: Cao Zhuangqi;Shen Qishun;Jiang YiPatent Agency Code: 31201Patent Agent: wang tilinAbstract Based on the characteristic that the fall adge or rise edge of attenuate total reflection spectrum line, the fall edge or rise edge zone is used as… Read More »

Laser card powermeter

Application Number: 00123744Application Date: 2000.09.01Publication Number: 1283786Publication Date: 2001.02.14Priority Information: International: G01J1/00Applicant(s) Name: Wang WeipingAddress: Inventor(s) Name: Wang WeipingPatent Agency Code: 11021Patent Agent: zhu liguangAbstract A laser power measuring meter for high-and middle-power laser is composed of a display meter with timer in it, a concave disk on a thick metal block, and a thermoelectric… Read More »

Semiconductor laser capable of quickly coupling with optical fibre

Application Number: 00112042Application Date: 2000.01.20Publication Number: 1260615Publication Date: 2000.07.19Priority Information: International: G02B6/42;H01S5/02;H01S5/024Applicant(s) Name: Nanjing Glass Fibre Research and Design InstituteAddress: Inventor(s) Name: Chen Li;Zeng Xinhua;Yin ZhidongPatent Agency Code: 32112Patent Agent: tang zhiwuAbstract The semiconductor laser capable of quickly-coupling with optical fiber comprises power supply, diode drive circuit, radiation device, semiconductor laser diode, collimating mirror and… Read More »

Laser Foucault pendulum demonstrator

Application Number: 00120785Application Date: 2000.07.14Publication Number: 1277417Publication Date: 2000.12.20Priority Information: International: G09B23/06Applicant(s) Name: Qinghua Univ.Address: Inventor(s) Name: Zhang Baojing;Zhang LiPatent Agency Code: 11201Patent Agent: liao yuanqiuAbstract The present invention relates to a mechanical demonstration equipment in physics comprising a pendulum, a reflector assembly, a laser and a scale. The reflector assembly consists of a rotating… Read More »

Protector for power source of semiconductor laser

Application Number: 00125367Application Date: 2000.09.22Publication Number: 1285637Publication Date: 2001.02.28Priority Information: International: H01S5/00Applicant(s) Name: Shanghai Inst. of Optics and Fine Mechanics, Chinese Academy of SciencesAddress: Inventor(s) Name: Hu Hongwei;Hu QiquanPatent Agency Code: 31002Patent Agent: li lanyangAbstract The present invention relates to a protector for power supply of semiconductor laser, mainly is used for protecting semiconductor laser… Read More »

Process for preparing nm-class single-wall carbon tubes by high-power continuous CO2 laser

Application Number: 00114290Application Date: 2000.05.23Publication Number: 1273215Publication Date: 2000.11.15Priority Information: International: B23K26/00;C01B31/00Applicant(s) Name: Guangdong Polytechnical Univ.Address: Inventor(s) Name: Zhang Haiyan;He YanyangPatent Agency Code: 44201Patent Agent: luo guanxiangAbstract A process for preparing nm-class single-wall carbon tubes by high-power continuous CO2 laser includes such steps as proportionally mixing Co powder or Ni powder or their mixture with… Read More »

Semiconductor laser and lower electrode sintering method for laser array die and its linkage machine

Application Number: 00122804Application Date: 2000.08.25Publication Number: 1339856Publication Date: 2002.03.13Priority Information: International: H01S5/00Applicant(s) Name: Zhongliang Laser High Tech Co., Ltd., ShenzhenAddress: Inventor(s) Name: Wang LijunPatent Agency Code: 11223Patent Agent: wang mengxiaAbstract The linkage machine includes base, sealed box, microscope with moving support, heater with fixed heat sink, sucking needle and 3D support regulatory. By means of… Read More »