公开(公告)号：US11906752B2

公开(公告)日：2024-02-20

申请号：US17683542

申请日：2022-03-01

Applicant: Wang-Long Zhou ,  Parviz Tayebati ,  Bien Chann ,  Francisco Villarreal-Saucedo

Inventor： Wang-Long Zhou ,  Parviz Tayebati ,  Bien Chann ,  Francisco Villarreal-Saucedo

IPC: G02B27/09 ,  G02B7/00 ,  G02B27/10 ,  G02B27/30 ,  G02B19/00 ,  B23K26/064

CPC classification number: G02B27/0927 ,  G02B7/005 ,  G02B27/1086 ,  B23K26/064 ,  G02B19/0057 ,  G02B27/0944 ,  G02B27/0961 ,  G02B27/30

Abstract: In various embodiments, laser delivery systems feature one or more optical elements for receiving a radiation beam and altering the spatial power distribution thereof, a lens manipulation system for changing a position of at least one optical element within the path of the radiation beam, and a controller for controlling the lens manipulation system to achieve a target altered spatial power distribution on a workpiece.

公开(公告)号：US11855408B2

公开(公告)日：2023-12-26

申请号：US18084695

申请日：2022-12-20

Applicant: Wang-Long Zhou ,  Bien Chann ,  Francisco Villarreal-Saucedo ,  Parviz Tayebati

Inventor： Wang-Long Zhou ,  Bien Chann ,  Francisco Villarreal-Saucedo ,  Parviz Tayebati

IPC: H01S5/00 ,  G02B6/42 ,  G02B6/35 ,  B23K26/06 ,  G02B6/036 ,  G02B6/04 ,  H01S5/40

CPC classification number: H01S5/0071 ,  B23K26/0643 ,  G02B6/03633 ,  G02B6/04 ,  G02B6/35 ,  G02B6/4206 ,  G02B6/4214 ,  G02B6/4296 ,  G02B6/03611 ,  G02B6/03627 ,  G02B6/3512 ,  H01S5/4012 ,  H01S5/4093

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.

公开(公告)号：US11658454B2

公开(公告)日：2023-05-23

申请号：US17323003

申请日：2021-05-18

Applicant: Bien Chann ,  Robin Huang ,  Parviz Tayebati

Inventor： Bien Chann ,  Robin Huang ,  Parviz Tayebati

IPC: H01S3/105 ,  B01L3/00 ,  G01N1/31 ,  G01N1/38 ,  H01S5/0625 ,  H01S5/40 ,  H01S3/101 ,  H01S3/10 ,  H01S5/00 ,  H01S3/00 ,  H01S5/14 ,  H01S3/1055 ,  H01S3/063 ,  H01S3/081 ,  H01S3/08 ,  H01S5/02253 ,  H01S5/02255

CPC classification number: H01S3/105 ,  B01L3/50851 ,  B01L2200/147 ,  B01L2300/046 ,  B01L2300/0654 ,  B01L2300/0851 ,  G01N1/31 ,  G01N1/38 ,  H01S3/0085 ,  H01S3/0635 ,  H01S3/08009 ,  H01S3/0812 ,  H01S3/10 ,  H01S3/101 ,  H01S3/10023 ,  H01S3/1055 ,  H01S5/0071 ,  H01S5/0085 ,  H01S5/02253 ,  H01S5/02255 ,  H01S5/06253 ,  H01S5/143 ,  H01S5/4012 ,  H01S2301/20

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.

公开(公告)号：US11698482B2

公开(公告)日：2023-07-11

申请号：US17578593

申请日：2022-01-19

Applicant: Francisco Villarreal-Saucedo ,  Wang-Long Zhou ,  Parviz Tayebati

Inventor： Francisco Villarreal-Saucedo ,  Wang-Long Zhou ,  Parviz Tayebati

IPC: G02B6/02 ,  G02B6/036 ,  G02B6/26 ,  G02B6/34 ,  G02B6/42 ,  G02B6/32 ,  G02B6/35

CPC classification number: G02B6/02042 ,  G02B6/03605 ,  G02B6/262 ,  G02B6/34 ,  G02B6/4296 ,  G02B6/32 ,  G02B6/3512 ,  G02B6/3524 ,  G02B6/3598

Abstract: In various embodiments, the beam parameter product and/or beam shape of a laser beam is adjusted by directing the laser beam across a path along the input end of a cellular-core optical fiber. The beam emitted at the output end of the cellular-core optical fiber may be utilized to process a workpiece.

公开(公告)号：US11949206B2

公开(公告)日：2024-04-02

申请号：US17519647

申请日：2021-11-05

Applicant: TeraDiode, Inc.

Inventor： Parviz Tayebati ,  Bien Chann

IPC: G02B27/10 ,  H01S3/08 ,  H01S3/082 ,  H01S3/139 ,  H01S3/23 ,  H01S5/14 ,  H01S5/40

CPC classification number: H01S3/0826 ,  G02B27/1006 ,  H01S3/08 ,  H01S3/139 ,  H01S3/2391 ,  H01S5/141 ,  H01S5/4012 ,  H01S5/4068 ,  H01S5/4087 ,  H01S3/08054 ,  H01S5/143

Abstract: A system and method for stabilizing and combining multiple emitted beams into a single system using both WBC and WDM techniques.

公开(公告)号：US11933990B2

公开(公告)日：2024-03-19

申请号：US17481408

申请日：2021-09-22

Applicant: Parviz Tayebati ,  Wang-Long Zhou ,  Bien Chann ,  Robin Huang ,  Michael Cruz

Inventor： Parviz Tayebati ,  Wang-Long Zhou ,  Bien Chann ,  Robin Huang ,  Michael Cruz

IPC: G02B27/10 ,  F21V13/04 ,  G02B5/08 ,  G02B7/00 ,  G02B27/14 ,  H01S3/10 ,  H01S5/14 ,  H01S5/40 ,  H01S3/094 ,  H01S5/02251

CPC classification number: G02B27/1006 ,  F21V13/04 ,  G02B5/08 ,  G02B7/003 ,  G02B27/106 ,  G02B27/14 ,  H01S3/10 ,  H01S5/143 ,  H01S5/4062 ,  H01S3/094076 ,  H01S5/02251 ,  H01S5/4031 ,  H01S5/405 ,  H01S5/4056

Abstract: In various embodiments, optical repositioners and/or angled dispersive elements are utilized to manipulate portions of an input laser beam emitted by a group of laser emitters in order to form a multi-wavelength output beam having a high beam quality factor.

公开(公告)号：US11852838B2

公开(公告)日：2023-12-26

申请号：US17525106

申请日：2021-11-12

Applicant: Parviz Tayebati ,  Bien Chann ,  Wang-Long Zhou ,  Francisco Villarreal-Saucedo ,  Robin Huang

Inventor： Parviz Tayebati ,  Bien Chann ,  Wang-Long Zhou ,  Francisco Villarreal-Saucedo ,  Robin Huang

IPC: G02B27/09 ,  B23K26/073 ,  G02B5/00 ,  G02B27/28 ,  G02B5/30

CPC classification number: G02B27/0955 ,  B23K26/073 ,  G02B5/001 ,  G02B27/0927 ,  G02B27/286 ,  G02B5/3083

Abstract: In various embodiments, laser delivery systems feature variable polarizers and beam shapers for altering the polarization and/or shape of the output beam for processing of various materials. The polarization and/or shape of the beam may be varied based on one or more characteristics of the workpiece.

公开(公告)号：US11780029B2

公开(公告)日：2023-10-10

申请号：US15649841

申请日：2017-07-14

Applicant: Parviz Tayebati ,  Francisco Villarreal-Saucedo ,  Wang-Long Zhou ,  Bien Chann

Inventor： Parviz Tayebati ,  Francisco Villarreal-Saucedo ,  Wang-Long Zhou ,  Bien Chann

IPC: B23K26/22 ,  B23K26/03 ,  B23K26/06 ,  B23K26/08 ,  B23K26/073 ,  B23K26/082 ,  G02B27/28 ,  G02B27/09 ,  G02B5/30

CPC classification number: B23K26/22 ,  B23K26/03 ,  B23K26/0626 ,  B23K26/0648 ,  B23K26/0652 ,  B23K26/073 ,  B23K26/0734 ,  B23K26/082 ,  B23K26/0869 ,  G02B5/3083 ,  G02B27/0927 ,  G02B27/0955 ,  G02B27/281

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.