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Coherent Light Generators > Particular Beam Control Device Particular Beam Control DeviceParticular Beam Control Device patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.10/25/07 - 20070248125 - Surface emitting laser diode A surface emitting semiconductor laser device which can be manufactured easily and inexpensively and in which the direction of polarization of a laser beam can be controlled into a fixed direction. An oxidizing treatment is applied to a current confinement layer to form a current passage region in a rectangular ... 05/31/07 - 20070121682 - Laser beam machine A laser beam machine for processing an article to be processed with a laser beam from a processing scanner 1 comprised of an optical system employing a laser oscillator 10 . Article position controllers 2a and 2b are controlled in a coordinated manner in accordance with the direction of the ... 05/10/07 - 20070104230 - High-repetition laser system for generating ultra-short pulses according to the principle of pulse decoupling The invention relates to a high-repetition laser system for generating ultra-short pulses according to the principle of pulse decoupling according to the precharacterizing clause of claim 1 and a use of the laser system. ... 04/26/07 - 20070091940 - Apparatus and method for generating short optical pulses An apparatus for generating short optical pulses is provided having a storage medium capable of storing optical energy, a first module for delivering pumping optical pulses or continuous beam into the storage medium to energize the storage medium, and a second module for delivering one or more trigger optical pulses ... 04/19/07 - 20070086492 - Laser amplifier power extraction enhancement system and method A high extraction efficiency laser system. The novel laser system includes a master oscillator for providing a laser beam, an amplifier adapted to amplify the laser beam, and an aberrator for aberrating the laser beam to prevent the formation of caustic intensity patterns within the amplifier. In an illustrative embodiment, ... 02/15/07 - 20070036183 - Line narrowing module, light source of exposure apparatus comprising the same, and method of producing exposure light using line narrowing A line narrowing module includes an elliptical mirror having first and second foci and having an opening adjacent to the second focus, a diffraction grating disposed at the first focus so as to separate an incident beam into different lines, and a laser beam dispersion and extraction unit. The laser ... 01/18/07 - 20070014318 - Display screens having optical fluorescent materials Fluorescent screens and display systems and devices based on such screens using at least one excitation optical beam to excite one or more fluorescent materials on a screen which emit light to form images. The fluorescent materials may include phosphor materials and non-phosphor materials such as quantum dots. A screen ... 12/07/06 - 20060274793 - Control of output beam divergence in a semiconductor waveguide device A semiconductor laser device incorporates a beam control layer (42, 41) for reducing far field and beam divergence. Within the beam control layer, a physical property of the semiconductor material varies as a function of depth through, the beam control layer, by provision of a first sub-layer (42) in which ... 10/12/06 - 20060227817 - Laser module for projecting a linear laser beam A laser module includes a main body having a first end, a second end, and a bore connecting the first and second ends, the bore having a rotational axis that is transverse to the bore. The laser module also includes a laser beam generating device retained in the bore for ... 09/21/06 - 20060209910 - Method and device for installing light emitting element A method and apparatus for mounting a light emitting element, enabling positioning on an object with precision with reference to the optic axis of a light emitting element, and mounting the element.A suction head is inserted between a first camera and a second camera having relatively fixed optic axes, a ... 08/24/06 - 20060187974 - Control system and apparatus for use with ultra-fast laser A control system and apparatus for use with an ultra-fast laser is provided. In another aspect of the present invention, the apparatus includes a laser, pulse shaper, detection device and control system. A multiphoton intrapulse interference method is used to characterize the spectral phase of laser pulses and to compensate ... 08/17/06 - 20060182155 - Method and apparatus for coupling laser beams In a photomask projection system, a photomask mask is illuminated by light from two lasers. A beam from one of the lasers is mixed with a beam from the other laser to provide two mixed beams each containing of portion of the beams from both lasers. The mixed beams are ... 08/17/06 - 20060182154 - Method of controlling laser oscillation of pulsed laser and pulsed laser system In order to perform positional control of a condensing spot of pulsed laser beam highly accurately when performing optical modeling, optical recording or the like in optical machining technology, optical recording technology or the like which uses various kinds of pulsed laser, which are ultra-short pulsed lasers such as a ... 08/10/06 - 20060176912 - Apparatus for projecting a line of light from a diode-laser array A line-of-light projecting module is illuminated by a diode-laser bar and includes light-pipe for homogenizing light from the diode-laser bar in the slow-axis. A shaping optics assembly directs the light emitted by the diode-laser bar into the entrance end of the light-pipe as a diverging beam in the slow-axis and ... 08/03/06 - 20060171428 - High-power, phased-locked, laser arrays High-power, phased-locked, laser arrays as disclosed herein utilize a system of optical elements that may be external to the laser oscillator array. Such an external optical system may achieve mutually coherent operation of all the emitters in a laser array, and coherent combination of the output of all the lasers ... 08/03/06 - 20060171427 - Method of and device for amplifying a high-energy laser beam with no transverse lasing The invention relates to a method of amplifying a laser beam which includes steps consisting in performing an optical pumping of an amplifying crystal so as to inject into the crystal an optical pumping energy Etotal, amplifying the laser beam by means of the amplifying crystal and an optical system ... 06/15/06 - 20060126673 - Optical pickup device Provided is an optical pickup device in which the deterioration of optical characteristics of a laser light beam due to a deviation of an optical axis can be smoothly suppressed with a simple structure. An objective lens becomes a finite system for only a laser light beam for CD (780 ... 06/15/06 - 20060126672 - Method of polycrystallization, method of manufacturing polysilicon thin film transistor, and laser irradiation device therefor A device for irradiating a laser beam onto an amorphous silicon thin film formed on a substrate. The device includes: a stage mounting the substrate; a laser oscillator for generating a laser beam; a projection lens for focusing and guiding the laser beam onto the thin film; a reflector for ... 06/08/06 - 20060120413 - Optical transmitter The present invention provides an optical transmitter that prevent the overshoot and undershoot appeared in the emission wavelength caused by the fluctuation of the temperature of the laser diode installed therein. The optical transmitter includes a TEC driver, and a master controller. The TEC driver, by comparing the monitored temperature ... 03/23/06 - 20060062259 - Optical wavelength control system and related method of assembly An optical wavelength control system for an optical source, includes: a beam splitter arrangement for propagating radiation from the source over two paths, first and second photodetectors, each arranged at a respective one of the two propagation paths, a wavelength selective optical filter affecting propagation of said radiation over the ... 03/02/06 - 20060045144 - Diode laser array beam homogenizer A means of achieving a spatially uniform output beam from a laser diode array with minimal design complexity is provided. The means is comprised of one or more optical elements located adjacent to the output of the diode array, the optical element(s) reducing the divergence of the output of the ... 03/02/06 - 20060045143 - Wavelength-locked fiber-coupled diode-laser bar In apparatus for wavelength stabilizing and spectrally narrowing an output beam of a diode-laser, a cylindrical lens is arranged to collimate the beam in the fast axis of the diode laser without reducing divergence in the slow axis of the diode-laser. An optical fiber is arranged to receive the fast-axis ... 02/23/06 - 20060039419 - Method and apparatus for laser trimming of resistors using ultrafast laser pulse from ultrafast laser oscillator operating in picosecond and femtosecond pulse widths The present invention relates to a method and apparatus for laser trimming of resistors in semiconductor applications using ultrafast laser pulse from diode pumped or CW pumped solid state mode locked ultrafast pulse laser oscillator without amplification. The invention disclosed has a means to avoid/reduce the cumulative heating effect to ... 02/23/06 - 20060039418 - Wavelength locked fiber-coupled diode-laser bar In apparatus for wavelength stabilizing and spectrally narrowing an output beam of a diode-laser, a cylindrical lens is arranged to collimate the beam in the fast axis of the diode laser without reducing divergence in the slow axis of the diode-laser. A length of optical fiber is arranged to receive ... 01/19/06 - 20060013269 - Method for generating high-speed particle and system for generating high-speed particle The present invention relates to a high-speed particle generating method and so on for generating high-speed particles from a high-speed particle generating target by condensing a pulsed laser beam to a micro-spot on the surface of a high-speed particle generating target. The high-speed particle generating method is a method that ... 01/12/06 - 20060007964 - Laser beam generating device A laser beam generating device has an underframe and a laser main body. The underframe has a guide mechanism. The laser main body generates a laser beam or plane, and has a turning mechanism that rotates inside the guide channel, and travels along the guide mechanism, in a manner such ... 10/13/05 - 20050226279 - Laser driver for high speed short distance links One embodiment of a laser driver for high speed interconnections includes a buffered level shifter to shift the input voltage level to an appropriate level. In some embodiments the buffered level shifter may be tuned to provide a desired level shift with impedance matched to the driving load. Another embodiment ... 09/15/05 - 20050201424 - Method and system for acquiring delivery position data of carrying apparatus In a searching step, a laser beam by a laser beam projector is projected toward an object to be detected, which is previously disposed at a delivery position, while moving a holding member which is positioned apart from the object to be detected. In a delivery position data acquiring step, ... 09/15/05 - 20050201423 - Control and compensation method for laser outputting A control and compensation method for laser outputting is used to compensate power of laser outputting within an unstable working area for obtaining consistence of energy same as the state in a stable working area, and is characterized by that: before laser outputting, a short pulse is used to energize ... 09/08/05 - 20050195865 - Transmitter optical sub-assembly with eye safety A transmitter optical subassembly includes an optical emitter and a fiber receptacle within which an optical fiber is received. An optical limiting element is positioned between the optical emitter and the fiber receptacle. When an optical signal is emitted from the optical emitter, the optical signal passes through the optical ... 08/18/05 - 20050180468 - Apparatus for combining multiple lasers and method of use A multi-headed laser apparatus combining a two or more lasers in a single housing with a single output beam. In addition to the housing, other components can be shared among the lasers such as the power supply, intracavity shutter, and excitation lamp. Additionally, the combination of two or more lasers ... 08/11/05 - 20050175043 - Optical head An optical head capable of forming images of good quality even when there is a spread in the light emission quantity between the light-emitting elements. The optical head comprises a plurality of light-emitting element modules each having a plurality of light-emitting elements, a plurality of module light emission quantity control ... 08/04/05 - 20050169323 - Scalable laser with robust phase locking A robust scalable laser. The laser includes plural fiber laser resonators. A cavity that is external to the fiber laser resonators combines plural laser beams output from the plural fiber laser resonators into a single output laser beam. In a specific embodiment, the plural fiber laser resonators are eye-safe double-clad ... 07/21/05 - 20050157762 - Systems and methods for forming a laser beam having a flat top Multiple laser beams, each having a shape such as a Gaussian profile, can be incoherently combined to obtain a shaped, flat top laser beam. The combined laser beams can provide power levels necessary for material processing applications such as annealing, drilling, and cutting, while minimizing the amount of unused power. ... 07/07/05 - 20050147134 - Wavelength reference filter A wavelength reference filter for receiving an input signal and producing a filtered output signal is provided. The operation of the filter is independent of the angle of incidence of the input signal. As a result, the output signal from the filter will maintain its wavelength, even under changes in ... 06/16/05 - 20050129072 - Optical beam steering for tunable laser applications Apparatus is disclosed for optically steering an optical beam, the apparatus comprising a pair of optical prism components arranged together with a diffraction grating so as to allow efficient coupling of an array of spectrally and spatially offset laser diodes to a common optical fiber. A method of optically steering ... ### FreshPatents.com Support |