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    • 33. 发明申请
    • LASER THIN FILM POLY-SILICON ANNEALING OPTICAL SYSTEM
    • 激光薄膜聚硅氧烷退火光学系统
    • WO2005053893A3
    • 2005-07-07
    • PCT/US2004037618
    • 2004-11-12
    • CYMER INCPARTLO WILLIAM NDAS PALASH PHUDYMA RUSSELTHOMAS MICHAEL
    • PARTLO WILLIAM NDAS PALASH PHUDYMA RUSSELTHOMAS MICHAEL
    • B23K26/06B23K26/073C30B1/02C30B13/24H01L21/20H01S3/22H01S3/223B23K26/00
    • B23K26/0732B23K26/0622B23K26/0738C30B1/023C30B13/24H01L21/2026
    • A high energy, high repetition rate workpiece surface heating method and apparatus are disclosed which may comprise a pulsed XeF laser operating operating at or above 4000 Hz and producing a laser output light pulse beam at a center wavelength of about 351 nm; an optical system narrowing the laser output light pulse beam to less than 20 µm in a short axis of the laser output light pulse beam and expanding the laser output light pulse beam to form in a long axis of the beam workpiece covering extent of the long axis; the optical system including a field stop intermediate the laser and the workpiece; the workpiece comprising a layer to be heated; wherein the optical system focuses the laser output light pulse beam at a field stop with a magnification sufficient to maintain an intensity profile that has sufficiently steep side walls to allow the field stop to maintain a sufficiently steep beam profile at the workpiece without blocking the beam profile at too high an intensity level 2. The apparatus may also have a high average power in the laser output light pulse beam as delivered to the workpiece and a linebow correction mechanism in a short axis optical assembly. The linebow correction mechanism may comprise a plurality of weak cross cylinders. The system may comprise a catadioptric projection system. The line width due to laser diffraction and divergence may be less than geometric limitations. The system may project adjacent peaks of the nominal XeF spectrum to improve overall depth of focus through the separate center wavelengths of each respective adjacent peak having a different focal plane at the workpiece. The system may comprise a linebow is correction mechanism within a field stop optical assembly correcting linebow at the field stop plane and within a workpiece projection optical assembly correcting linebow at the workpiece plane.
    • 公开了一种高能量,高重复率的工件表面加热方法和装置,其可以包括在4000Hz以上工作的脉冲XeF激光器,并在约351nm的中心波长处产生激光输出光脉冲光束; 将激光输出光脉冲光束在激光输出光脉冲光束的短轴上变窄到小于20μm的光学系统,并且扩大激光输出光脉冲光束以形成长轴的光束工件覆盖范围的长轴 ; 该光学系统包括在激光和工件之间的中止场; 所述工件包括待加热层; 其中所述光学系统将激光输出光脉冲光束在场停止处以足以保持具有足够陡峭侧壁的强度分布的放大倍率来允许场停止在工件处保持足够陡峭的光束轮廓而不阻挡光束轮廓 在太高的强度水平2.该装置还可以在输送到工件的激光输出光脉冲光束中具有高的平均功率,以及在短轴光学组件中具有弯管校正机构。 弯管矫正机构可以包括多个弱交叉圆筒。 该系统可以包括反折射投影系统。 由激光衍射和发散引起的线宽可能小于几何限制。 该系统可以投射标称XeF谱的相邻峰值,以通过在工件处具有不同焦平面的各个相邻峰值的分开的中心波长来提高整体焦深。 系统可以包括在场停止光学组件中的弯头矫正机构,其在场停止平面处以及工件投影光学组件中在工件平面处校正弯头。
    • 34. 发明申请
    • GAS DISCHARGE LASER LINE NARROWING MODULE
    • 气体放电激光线路延迟模块
    • WO2007005512A3
    • 2007-11-22
    • PCT/US2006025350
    • 2006-06-28
    • CYMER INCCYBULSKI RAYMOND FBERGSTEDT ROBERT APARTLO WILLIAM NSANDSTROM RICHARD LWANG GON
    • CYBULSKI RAYMOND FBERGSTEDT ROBERT APARTLO WILLIAM NSANDSTROM RICHARD LWANG GON
    • H01S3/22H01S3/03
    • H01S3/03H01S3/034H01S3/036H01S3/1055H01S3/225
    • A line narrowed gas discharge laser system and method of operating same is disclosed which may comprise a dispersive center wavelength selective element; a beam expander comprising a plurality of refractive elements; a refractive element positioning mechanism positioning at least one of the refractive elements to modify an angle of incidence of a laser light beam on the dispersive center wavelength selection element; each of the dispersive center wavelength selection element and the beam expander being aligned with each other and with a housing containing at least the dispersive center wavelength selection element; a housing positioning mechanism positioning the housing with respect to an optical axis of the gas discharge laser system. The dispersive element may comprise a grating and the beam expander may comprise a plurality of prisms. The housing may contain the dispersive center wavelength selective element and the beam expander. The housing positioning element may comprise a position locking mechanism.
    • 公开了一种窄气体放电激光系统及其操作方法,其可以包括分散中心波长选择元件; 包括多个折射元件的光束扩展器; 折射元件定位机构,其定位折射元件中的至少一个,以改变激光束在分散中心波长选择元件上的入射角; 分散中心波长选择元件和扩束器中的每一个彼此对准并且至少包含分散中心波长选择元件的壳体; 壳体定位机构相对于气体放电激光系统的光轴定位壳体。 色散元件可以包括光栅,并且光束扩展器可以包括多个棱镜。 壳体可以包含分散中心波长选择元件和扩束器。 壳体定位元件可以包括位置锁定机构。
    • 35. 发明申请
    • LINE NARROWING MODULE
    • 线路延迟模块
    • WO2006060360A3
    • 2006-10-26
    • PCT/US2005043056
    • 2005-11-28
    • CYMER INCALGOTS MARTIN JBERGSTEDT ROBERT AGILLESPIE WALTER DKULGEYKO VLADIMIR APARTLO WILLIAM NRYLOV GERMAN ESANDSTROM RICHARD LSTRATE BRIAN DDYER TIMOTHY S
    • ALGOTS MARTIN JBERGSTEDT ROBERT AGILLESPIE WALTER DKULGEYKO VLADIMIR APARTLO WILLIAM NRYLOV GERMAN ESANDSTROM RICHARD LSTRATE BRIAN DDYER TIMOTHY S
    • H01S3/22
    • H01S3/1055G03F7/70025G03F7/70041H01S3/005H01S3/036H01S3/08H01S3/08004H01S3/08059H01S3/097H01S3/106H01S3/2251
    • A line narrowing method and module for a narrow band DUV high power high repetition rate gas discharge laser producing output laser light pulse beam pulses in bursts of pulses, the module having a nominal optical path are disclosed which may comprise: a dispersive center wavelength selection optic moveably mounted within an optical path of the line narrowing module, selecting at least one center wavelength for each pulse determined at least in part by the angle of incidence of the laser light pulse beam containing the respective pulse on the dispersive wavelength selection optic; a first tuning mechanism operative in part to select the angle of incidence of the laser light pulse beam containing the respective pulse upon the dispersive center wavelength selection optic, by selecting an angle of transmission of the laser light pulse beam containing the pulse toward the dispersive center wavelength selection optic; a second tuning mechanism operative in part to select the angle of incidence of the laser light pulse beam containing the respective pulse by changing the position of the dispersive center wavelength selection optic relative to the nominal optical path of the line narrowing module; wherein the second tuning mechanism coarsely selects a value for the center wavelength and the first tuning mechanism more finely selects the value for the center wavelength.
    • 一种用于窄带DUV大功率高重复率气体放电激光器的线窄化方法和模块,其产生具有标称光路的脉冲串中的输出激光束脉冲束脉冲,其可以包括:分散中心波长选择光学器件 可移动地安装在线路窄化模块的光路内,为至少部分地由分散波长选择光学器件上包含相应脉冲的激光束的入射角确定的每个脉冲选择至少一个中心波长; 第一调谐机构部分地通过选择包含脉冲朝向分散中心的激光束的透射角度来选择包含分散中心波长选择光学器件上的各个脉冲的激光束的入射角 波长选择光学; 第二调谐机构部分地通过改变色散中心波长选择光学器件相对于线条变窄模块的标称光路的位置来选择包含相应脉冲的激光束的入射角; 其中第二调谐机构粗略地选择中心波长的值,并且第一调谐机构更精细地选择中心波长的值。
    • 38. 发明申请
    • CHAMBER FOR A HIGH ENERGY EXCIMER LASER SOURCE
    • 高能激光激光源室
    • WO2007145792A2
    • 2007-12-21
    • PCT/US2007012393
    • 2007-05-22
    • CYMER INCSTEIGER THOMAS DPARTLO WILLIAM N
    • STEIGER THOMAS DPARTLO WILLIAM N
    • H01S3/03H01S3/22H01S3/223
    • H01S3/225H01S3/03H01S3/036H01S3/038
    • A chamber for a gas discharge laser is disclosed and may include a chamber housing having a wall, the wall having an inside surface surrounding a chamber volume and an outside surface, the wall also being formed with an orifice. For the chamber, at least one electrical conductor may extend through the orifice to pass an electric current into the chamber volume. A member may be disposed between the conductor and the wall for preventing gas flow through the orifice to allow a chamber pressure to be maintained in the volume. The chamber may further comprise a pressurized compartment disposed adjacent to the orifice for maintaining a pressure on at least a portion of the outside surface of the wall to reduce bowing of the wall near the orifice due to chamber pressure.
    • 公开了一种用于气体放电激光器的腔室,并且可以包括具有壁的腔室壳体,壁具有围绕室容积的内表面和外表面,壁还形成有孔口。 对于腔室,至少一个电导体可以延伸通过孔口以将电流传递到腔体积中。 构件可以设置在导体和壁之间,用于防止气体流过孔口,以允许室压力保持在容积中。 腔室可以进一步包括邻近孔口设置的加压隔室,用于在壁的外表面的至少一部分上保持压力,以减小由于腔室压力而在孔口附近的壁的弯曲。
    • 39. 发明申请
    • LASER THIN FILM POLY-SILICON ANNEALING SYSTEM
    • 激光薄膜多晶硅退火系统
    • WO2005054949A3
    • 2005-12-15
    • PCT/US2004037617
    • 2004-11-12
    • CYMER INCPARTLO WILLIAM NDAS PALASH PHUDYMA RUSSELLTHOMAS MICHAEL
    • PARTLO WILLIAM NDAS PALASH PHUDYMA RUSSELLTHOMAS MICHAEL
    • B23K26/06G03F20060101H01L21/20H01S3/081H01S3/22H01S3/223H01S3/225H01S3/23
    • H01S3/0818B23K26/042B23K26/0622B23K26/0738B23K26/705H01L21/02532H01L21/02675H01S3/225H01S3/2255H01S3/2308H01S3/2366
    • A gas discharge laser crystallization apparatus and method for performing a transformation of a crystal makeup or orientation in a film on a workpiece is disclosed, which may comprise a master oscillator power amplifier MOPA or power oscillator power amplifier configured XeF laser system producing a laser output light pulse beam at a high repetition rate and high power with a pulse to pulse dose control; an optical system producing an elongated thin pulsed working beam from the laser output light pulse beam. The apparatus may further comprise the laser system is configured as a POPA laser system and further comprising: relay optics operative to direct a first output laser light pulse beam from a first laser PO unit into a second laser PA unit; and, a timing and control module timing the creation of a gas discharge in the first and second laser units within plus or minus 3 ns, to produce the a second laser output light pulse beam as an amplification of the first laser output light pulse beam. The system may comprise divergence control in the oscillator laser unit. Divergence control may comprise an unstable resonator arrangement. The system may further comprise a beam pointing control mechanism intermediate the laser and the workpiece and a beam position control mechanism intermediate the laser and the workpiece. Beam parameter metrology may provide active feedback control to the beam pointing mechanism and active feedback control to the beam position control mechanism.
    • 公开了一种气体放电激光结晶装置和方法,用于在工件上进行膜内晶体结构或取向的变换,其可包括主振荡器功率放大器MOPA或功率振荡器功率放大器配置的XeF激光系统,产生激光输出光 脉冲束以高重复率和高功率以及脉冲到脉冲剂量控制; 光学系统从激光输出光脉冲束产生细长的薄脉冲工作光束。 该设备可以进一步包括激光系统被配置为POPA激光系统并且还包括:中继光学器件,用于将来自第一激光PO单元的第一输出激光脉冲光束引导到第二激光PA单元中; 以及定时和控制模块,用于在第一和第二激光单元中产生正或负3ns内的气体放电,以产生作为第一激光输出光脉冲束的放大的第二激光输出光脉冲束。 该系统可以包括振荡器激光器单元中的发散控制。 发散控制可以包括不稳定的谐振器布置。 该系统还可以包括位于激光器和工件之间的光束指向控制机构以及位于激光器和工件之间的光束位置控制机构。 波束参数测量可以提供对波束指向机构的主动反馈控制和对波束位置控制机构的主动反馈控制。