Patents by Inventor Bien Chann

Bien Chann has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • LASER SYSTEMS UTILIZING FIBER BUNDLES FOR POWER DELIVERY AND BEAM SWITCHING
    Publication number: 20180159299
    Abstract: In various embodiments, the beam parameter product and/or beam shape of a laser beam is adjusted by coupling the laser beam into an optical fiber of a fiber bundle and directing the laser beam onto one or more in-coupling locations on the input end of the optical fiber. The beam emitted at the output end of the optical fiber may be utilized to process a workpiece.
    Type: Application
    Filed: November 9, 2017
    Publication date: June 7, 2018
    Inventors: Wang-Long ZHOU, Bien CHANN, Francisco VILLARREAL-SAUCEDO, Parviz TAYEBATI
  • High brightness, monolithic, multispectral semiconductor laser
    Patent number: 9989772
    Abstract: A system and method for combining multiple emitters into a multi-wavelength output beam having a certain band and combining a plurality of these bands into a single output using non-free space combining modules.
    Type: Grant
    Filed: February 24, 2017
    Date of Patent: June 5, 2018
    Assignee: TERADIODE, INC.
    Inventors: Robin Huang, Bien Chann, Parviz Tayebati, Mike Cruz
  • FIBER-BASED OUTPUT COUPLERS FOR WAVELENGTH BEAM COMBINING LASER SYSTEMS
    Publication number: 20180151999
    Abstract: In various embodiments, wavelength beam combining laser systems incorporate optical fibers and partially reflective output couplers or partially reflective interfaces or surfaces utilized to establish external lasing cavities.
    Type: Application
    Filed: February 22, 2017
    Publication date: May 31, 2018
    Inventors: Peter Colin Reeves-Hall, Parviz Tayebati, Bryan Lochman, Bien Chann, Robin Huang
  • High-power laser systems with modular diode sources
    Patent number: 9972975
    Abstract: In various embodiments, a modular laser system features an enclosure having interfaces for accepting input laser beam modules, optical elements for combining beams from the modules into a combined output beam, and a heat-exchange manifold for interfacing with and cooling the modules during operation.
    Type: Grant
    Filed: July 26, 2017
    Date of Patent: May 15, 2018
    Assignee: TERADIODE, INC.
    Inventors: Parviz Tayebati, Bien Chann, Bryan Lochman, Matthew Sauter, Wang-Long Zhou
  • POLARIZATION-ADJUSTED BEAM OPERATION FOR MATERIALS PROCESSING
    Publication number: 20180126490
    Abstract: Systems and techniques for optimizing the operation of a beam emitter during material processing maintain an optimal polarization of the beam with respect to the material throughout processing—e.g., even as the beam path varies or the nature or thickness of the material changes.
    Type: Application
    Filed: January 8, 2018
    Publication date: May 10, 2018
    Inventors: Parviz Tayebati, Wang-Long Zhou, Bien Chann, Robin Huang
  • Wavelength beam combining laser systems utilizing etalons
    Patent number: 9941668
    Abstract: In various embodiments, wavelength beam combining laser systems incorporate etalons to establish external lasing cavities and/or to combine multiple input beams into a single output beam.
    Type: Grant
    Filed: November 11, 2016
    Date of Patent: April 10, 2018
    Assignee: TERADIODE, INC.
    Inventors: Bien Chann, James Burgess, Wang Zhou, Bryan Lochman, Francisco Villarreal-Saucedo
  • WIDELY TUNABLE INFRARED SOURCE SYSTEM AND METHOD
    Publication number: 20180097334
    Abstract: A system and method for tuning and infrared source laser in the Mid-IR wavelength range. The system and method comprising, at least, a plurality of individually tunable emitters, each emitter emitting a beam having a unique wavelength, a grating, a mirror positioned after the grating to receive at least one refracted order of light of at least one beam and to redirect the beam back towards the grating, and a micro-electro-mechanical systems device containing a plurality of adjustable micro-mirrors.
    Type: Application
    Filed: November 1, 2017
    Publication date: April 5, 2018
    Inventors: Bien Chann, Robin Huang, Parviz Tayebati
  • TWO-DIMENSIONAL MULTI-BEAM STABILIZER AND COMBINING SYSTEMS AND METHODS
    Publication number: 20180083412
    Abstract: A system and method for stabilizing and combining multiple emitted beams into a single system using both WBC and WDM techniques.
    Type: Application
    Filed: November 3, 2017
    Publication date: March 22, 2018
    Inventors: Parviz Tayebati, Bien Chann
  • Polarization-adjusted beam operation for materials processing
    Patent number: 9889524
    Abstract: Systems and techniques for optimizing the operation of a beam emitter during material processing maintain an optimal polarization of the beam with respect to the material throughout processing—e.g., even as the beam path varies or the nature or thickness of the material changes.
    Type: Grant
    Filed: March 5, 2015
    Date of Patent: February 13, 2018
    Assignee: TERADIODE, INC.
    Inventors: Parviz Tayebati, Wang-Long Zhou, Bien Chann, Robin Huang
  • WAVELENGTH BEAM COMBINING LASER SYSTEMS WITH MICRO-OPTICS
    Publication number: 20180039088
    Abstract: In various embodiments, wavelength beam combining systems feature multiple beam emitters each emitting an individual beam, as well as multiple micro-optics arrangements each disposed optically downstream from a beam emitter to intercept the beam emitted thereby and direct the beam toward a dispersive element for combination into a multi-wavelength output beam.
    Type: Application
    Filed: October 20, 2017
    Publication date: February 8, 2018
    Inventors: Parviz Tayebati, Bien Chann, Robin Huang, Wang-Long Zhou
  • HIGH-POWER LASER SYSTEMS WITH MODULAR DIODE SOURCES
    Publication number: 20180041012
    Abstract: In various embodiments, a modular laser system features an enclosure having interfaces for accepting input laser beam modules, optical elements for combining beams from the modules into a combined output beam, and a heat-exchange manifold for interfacing with and cooling the modules during operation.
    Type: Application
    Filed: July 26, 2017
    Publication date: February 8, 2018
    Inventors: Parviz TAYEBATI, Bien CHANN, Bryan LOCHMAN, Matthew SAUTER, Wang-Long ZHOU
  • COATING PROCESS FOR LASER HEAT SINKS
    Publication number: 20180041004
    Abstract: In various embodiments, passivation layers are deposited on internal surfaces of cooling channels defined within heat sinks for electronic devices such as laser beam emitters, the passivation layers retarding or substantially preventing erosion and/or corrosion of the heat sinks.
    Type: Application
    Filed: October 17, 2017
    Publication date: February 8, 2018
    Inventors: Robin Huang, Bien Chann, Parviz Tayebati
  • Widely tunable infrared source system and method
    Patent number: 9865985
    Abstract: A system and method for tuning and infrared source laser in the Mid-IR wavelength range. The system and method comprising, at least, a plurality of individually tunable emitters, each emitter emitting a beam having a unique wavelength, a grating, a mirror positioned after the grating to receive at least one refracted order of light of at least one beam and to redirect the beam back towards the grating, and a micro-electro-mechanical systems device containing a plurality of adjustable micro-mirrors.
    Type: Grant
    Filed: June 20, 2013
    Date of Patent: January 9, 2018
    Assignee: TERADIODE, INC.
    Inventors: Bien Chann, Robin Huang, Parviz Tayebati
  • MATERIAL PROCESSING UTILIZING A LASER HAVING A VARIABLE BEAM SHAPE
    Publication number: 20170368638
    Abstract: In various embodiments, workpieces are processed, e.g., via welding or cutting, while the shape and/or one or more other parameters of the laser processing beam are altered. The shape and/or one or more other parameters of the laser processing beam may be varied based on one or more characteristics of the workpiece.
    Type: Application
    Filed: July 14, 2017
    Publication date: December 28, 2017
    Inventors: Parviz TAYEBATI, Francisco VILLARREAL-SAUCEDO, Wang-Long ZHOU, Bien CHANN
  • OPTICAL CROSS-COUPLING MITIGATION SYSTEMS FOR WAVELENGTH BEAM COMBINING LASER SYSTEMS
    Publication number: 20170363847
    Abstract: In various embodiments, wavelength beam combining laser systems incorporate optical cross-coupling mitigation systems and/or engineered partially reflective output couplers in order to reduce or substantially eliminate unwanted back-reflection of stray light.
    Type: Application
    Filed: August 31, 2017
    Publication date: December 21, 2017
    Inventor: Bien CHANN
  • PACKAGES FOR HIGH-POWER LASER DEVICES
    Publication number: 20170365978
    Abstract: In various embodiments, a laser emitter such as a diode bar is cooled during operation via jets of cooling fluid formed by ports in a cooler on which the laser emitter is positioned. The jets strike an impingement surface of the cooler that is thermally coupled to the laser emitter but prevents direct contact between the cooling fluid and the laser emitter itself.
    Type: Application
    Filed: June 20, 2017
    Publication date: December 21, 2017
    Inventors: Bryan LOCHMAN, Thomas LIU, Matthew SAUTER, Bien CHANN, Robin HUANG, Parviz TAYEBATI, Michael DEUTSCH
  • Two-dimensional multi-beam stabilizer and combining systems and methods
    Patent number: 9843154
    Abstract: A system and method for stabilizing and combining multiple emitted beams into a single system using both WBC and WDM techniques.
    Type: Grant
    Filed: March 16, 2016
    Date of Patent: December 12, 2017
    Assignee: TERADIODE, INC.
    Inventors: Parviz Tayebati, Bien Chann
  • SYSTEMS AND METHODS FOR LASER SYSTEMS WITH VARIABLE BEAM PARAMETER PRODUCT UTILIZING ACOUSTO-OPTIC ELEMENTS AND VARIABLE REFRACTIVE INDEX COMPONENTS
    Publication number: 20170336580
    Abstract: In various embodiments, a beam-parameter adjustment system and focusing system alters a spatial power distribution of a radiation beams before the beam is coupled into an optical fiber or delivered to a workpiece.
    Type: Application
    Filed: June 28, 2017
    Publication date: November 23, 2017
    Inventors: Parviz TAYEBATI, Wang-Long ZHOU, Bien CHANN, Bryan LOCHMAN
  • Wavelength beam combining laser systems with micro-optics
    Patent number: 9823480
    Abstract: In various embodiments, wavelength beam combining systems feature multiple beam emitters each emitting an individual beam, as well as multiple micro-optics arrangements each disposed optically downstream from a beam emitter to intercept the beam emitted thereby and direct the beam toward a dispersive element for combination into a multi-wavelength output beam.
    Type: Grant
    Filed: March 24, 2015
    Date of Patent: November 21, 2017
    Assignee: TERADIODE, INC.
    Inventors: Parviz Tayebati, Bien Chann, Robin Huang, Wang-Long Zhou
  • Coating process for laser heat sinks
    Patent number: 9825428
    Abstract: In various embodiments, passivation layers are deposited on internal surfaces of cooling channels defined within heat sinks for electronic devices such as laser beam emitters, the passivation layers retarding or substantially preventing erosion and/or corrosion of the heat sinks.
    Type: Grant
    Filed: September 21, 2016
    Date of Patent: November 21, 2017
    Assignee: TERADIODE, INC.
    Inventors: Robin Huang, Bien Chann, Parviz Tayebati