Patents Assigned to AdValue Photonics, Inc.
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Patent number: 8467423Abstract: A laser glass fiber with a core of the fiber comprising a germanosilicate glass host, one or more glass network modifiers, one or more glass network intermediators, and Thulium ions, Holmium ions, or a combination of Thulium ions and Holmium ions. The fiber emits laser light from 1.7 micron to 2.2 micron.Type: GrantFiled: February 20, 2012Date of Patent: June 18, 2013Assignee: AdValue Photonics, Inc.Inventors: Shibin Jiang, Tao Luo
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Publication number: 20130129272Abstract: An all-fiber optic Faraday rotator and isolator is presented. The device has a multicomponent glass optical fiber having a core having a first doping concentration of 55%-85% (wt./wt.) of a first rare-earth oxide and a cladding having a section doping concentration of 55%-85% (wt./wt.) of a second rare-earth oxide, where the first rare-earth oxide and the second rare earth oxide are one or more of Pr2O3, Nd2O3, Pm2O3, Sm2O3, Eu2O3, Gd2O3, Tb2O3, Dy2O3, Ho2O3, Er2O3, Tm2O3, Yb2O3, La2O3, Ga2O3, Ce2O3, and Lu2O3, and where the refractive index of the cladding is lower than a refractive index of the core. The fiber optic device further includes multiple magnetic cells each formed to include a bore extending there through, where the fiber is disposed in the bore of one of the magnetic cells.Type: ApplicationFiled: December 7, 2012Publication date: May 23, 2013Applicant: AdValue Photonics, Inc.Inventor: AdValue Photonics, Inc.
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Patent number: 8374468Abstract: An all-fiber Faraday rotator array comprising a plurality of Faraday rotating fibers, each having a doping concentration of 55%-85% (wt./wt.) of a rare-earth oxide, and a magnetic tube surrounding the plurality of Faraday rotating fibers is presented. The rare-earth oxide is selected from the group comprising: Pr2O3, Nd2O3, Pm2O3, Sm2O3, Eu2O3, Gd2O3, Tb2O3, Dy2O3, Ho2O3; Er2O3, Tm2O3, Yb2O3, La2O3, Ga2O3, Ce2O3, and Lu2O3. Additionally, an all-fiber isolator using highly rare-earth oxide doped fibers is disclosed.Type: GrantFiled: May 12, 2010Date of Patent: February 12, 2013Assignee: AdValue Photonics, Inc.Inventor: Shibin Jiang
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Patent number: 8346029Abstract: A multicomponent glass fiber having a doping concentration of 55%-85% (wt./wt.) of a rare-earth oxide is presented. The rare-earth oxide is selected from the group comprising: Pr2O3, Nd2O3, Pm2O3, Sm2O3, Eu2O3, Gd2O3, Tb2O3, Dy2O3, Ho2O3; Er2O3, Tm2O3, Yb2O3, La2O3, Ga2O3, Ce2O3, and Lu2O3. Additionally, an all-fiber isolator using highly rare-earth oxide doped fibers is disclosed.Type: GrantFiled: December 1, 2009Date of Patent: January 1, 2013Assignee: AdValue Photonics, Inc.Inventor: Shibin Jiang
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Patent number: 8279900Abstract: A mode-locked fiber laser comprising a multicomponent glass fiber doped with a trivalent rare-earth ion of thulium and/or holmium and including a fiber-optic based passive saturable absorber that contains an adhesive material mixed with a saturable absorbing components and is disposed along the length of an optical fiber such as to assure that a mode propagating within the fiber spatially overlaps with the volume occupied by the saturable absorbing components.Type: GrantFiled: May 23, 2011Date of Patent: October 2, 2012Assignee: AdValue Photonics, Inc.Inventors: Shibin Jiang, Qing Wang, Jihong Geng, Tao Luo
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Patent number: 8265107Abstract: A laser glass fiber with a core of the fiber comprising a silicate glass host, one or more glass network modifiers, one or more glass network intermediators, and Thulium ions, Holmium ions, or a combination of Thulium ions and Holmium ions. The fiber emits laser light from 1.7 micron to 2.2 micron.Type: GrantFiled: February 1, 2012Date of Patent: September 11, 2012Assignee: AdValue Photonics, Inc.Inventors: Shibin Jiang, Tao Luo
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Patent number: 8121154Abstract: A laser glass fiber with a core of the fiber composition, comprising a silicate glass host, one or more glass network modifiers, one or more glass network intermediators, and Thulium ions, Holmium ions, or a combination of Thulium ions and Holmium ions. The fiber emits laser light from 1.7 micron to 2.2 micron.Type: GrantFiled: May 1, 2008Date of Patent: February 21, 2012Assignee: AdValue Photonics, Inc.Inventors: Shibin Jiang, Tao Luo
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Publication number: 20110274924Abstract: A mid-infrared transmitting glass fiber comprising a non-oxide infrared transmitting glass core, and an oxide glass external cladding. In certain embodiments, the non-oxide infrared transmitting glass core comprises chalcogenide glass. In certain embodiments, the mid-infrared transmitting glass fiber further comprises a non-oxide infrared transmitting glass inner cladding.Type: ApplicationFiled: May 5, 2010Publication date: November 10, 2011Applicant: ADVALUE PHOTONICS, INC.Inventors: SHIBIN JIANG, TAO LUO
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Publication number: 20110261454Abstract: An all-fiber Faraday rotator including a plurality of optical fibers doped, at unusually high concentrations of at least several tens of percent, with rare-earth oxides, an all-optical-fiber optical isolator employing a polarization-maintaining fiber-optic splitter, and a method of optically-isolating a laser source from unwanted feedback with such an optical isolator. In a case where the doping concentration exceeds 55 weight-%, the length of the Faraday rotator achieving a 45-degree rotation of the polarization vector of light guided by an optical fiber does not exceed approximately 10 cm.Type: ApplicationFiled: June 29, 2011Publication date: October 27, 2011Applicant: ADVALUE PHOTONICS, INC.Inventors: Shibin Jiang, Jihong Geng, Zhuo Jiang
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Publication number: 20110222562Abstract: A mode-locked fiber laser comprising a multicomponent glass fiber doped with a trivalent rare-earth ion of thulium and/or holmium and including a fiber-optic based passive saturable absorber that contains an adhesive material mixed with a saturable absorbing components and is disposed along the length of an optical fiber such as to assure that a mode propagating within the fiber spatially overlaps with the volume occupied by the saturable absorbing components.Type: ApplicationFiled: May 23, 2011Publication date: September 15, 2011Applicant: ADVALUE PHOTONICS, INC.Inventors: Shibin Jiang, Qing Wang, Jihong Geng, Tao Luo
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Patent number: 7957433Abstract: A mode-locked fiber laser comprising a multicomponent glass fiber doped with a trivalent rare-earth ion of thulium and/or holmium.Type: GrantFiled: July 24, 2009Date of Patent: June 7, 2011Assignee: AdValue Photonics, Inc.Inventors: Shibin Jiang, Qing Wang, Jihong Geng, Tao Luo
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Publication number: 20110129180Abstract: An all-fiber Faraday rotator array comprising a plurality of Faraday rotating fibers, each having a doping concentration of 55%-85% (wt./wt.) of a rare-earth oxide, and a magnetic tube surrounding the plurality of Faraday rotating fibers is presented. The rare-earth oxide is selected from the group comprising: Pr2O3, Nd2O3, Pm2O3, Sm2O3, Eu2O3, Gd2O3, Tb2O3, Dy2O3, Ho2O3; Er2O3, Tm2O3, Yb2O3, La2O3, Ga2O3, Ce2O3, and Lu2O3. Additionally, an all-fiber isolator using highly rare-earth oxide doped fibers is disclosed.Type: ApplicationFiled: May 12, 2010Publication date: June 2, 2011Applicant: Advalue Photonics, Inc.Inventor: Shibin Jiang
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Publication number: 20110129179Abstract: A multicomponent glass fiber having a doping concentration of 55%-85% (wt./wt.) of a rare-earth oxide is presented. The rare-earth oxide is selected from the group comprising: Pr2O3, Nd2O3, Pm2O3, Sm2O3, Eu2O3, Gd2O3, Tb2O3, Dy2O3, Ho2O3; Er2O3, Tm2O3, Yb2O3, La2O3, Ga2O3, Ce2O3, and Lu2O3. Additionally, an all-fiber isolator using highly rare-earth oxide doped fibers is disclosed.Type: ApplicationFiled: December 1, 2009Publication date: June 2, 2011Applicant: ADVALUE PHOTONICS, INC.Inventor: SHIBIN JIANG
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Publication number: 20110019700Abstract: A mode-locked fiber laser comprising a multicomponent glass fiber doped with a trivalent rare-earth ion of thulium and/or holmium.Type: ApplicationFiled: July 24, 2009Publication date: January 27, 2011Applicant: ADVALUE PHOTONICS, INC.Inventors: SHIBIN JIANG, QING WANG, JIHONG GENG, TAO LUO
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Publication number: 20100103958Abstract: An optical fiber comprising a core region embedded within a cladding. The core region of the optical fiber further comprises multiple sections, each doped with rare earth ions. The sections of the core region may be doped with different rare-earth ions or with different doping concentrations. The sections of the core region may also be made from different types of glass hosts. The optical fiber may further include multiple core regions embedded within the cladding, each core region having multiple sections doped with rare earth ions.Type: ApplicationFiled: October 23, 2008Publication date: April 29, 2010Applicant: ADVALUE PHOTONICS, INC.Inventor: SHIBIN JIANG