Patents by Inventor Tuan-Shu HO
Tuan-Shu HO 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).
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Publication number: 20230078844Abstract: Provided herein are devices and systems comprising a light source which provides a beam to an optical module via a multimode fiber, an interference objective module outputs the beam processed by the optical module and collects interference signals from a sample; and a detector which detects the interference signals from the interference objective module wherein the optical module comprises an etendue squeezing component configured to slice the beams to at least two sub-beams and homogenize the sub-beams to an illumination field and match the shapes of the illumination field with the region of interest.Type: ApplicationFiled: February 1, 2021Publication date: March 16, 2023Inventors: Tuan-Shu HO, Ming-Rung TSAI, Chih-Wei LU
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Publication number: 20220349701Abstract: Provided herein are interference objective modules comprising an objective, and an interference module comprising a reference plate disposed apart from the objective to provide a reference arm, a beam splitter to split a source light processed from the objective, and a sample plate to translate the split light from the beam splitter to provide a sample arm, wherein the interference module is configured to make a distance of a focal plane and an interference plane of the interference objective module varied during a measurement, and wherein the focal plane and the interference plane of the interference objective module intersect during the measurement.Type: ApplicationFiled: October 19, 2020Publication date: November 3, 2022Inventor: Tuan-Shu Ho
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Publication number: 20220211273Abstract: Provided herein are image registration methods comprising providing a wide view image of a target area by a first imager; providing a narrow view image of the target area by a second imager; aligning the narrow view image on the wide view image of the target area; capturing an optical image by an optical imager, wherein the optical imager is configured to locate the optical image in the narrow view image; and displaying the position of the optical image on the narrow view image and the wide view image of the target area; and the systems thereof.Type: ApplicationFiled: April 30, 2020Publication date: July 7, 2022Inventors: Chih Wei LU, Sung Wei LU, Jia-Wei LIN, I-Ling CHEN, Tuan Shu HO
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Publication number: 20220214532Abstract: The present invention provides an optical imaging system having an optical module to project the light onto the sample evenly and effectively. In addition, the present invention provides a method to eliminate image artifacts and improve image quality of an invention optical imaging system disclosed herewith.Type: ApplicationFiled: May 8, 2020Publication date: July 7, 2022Inventors: Tuan-Shu HO, Chih-Wei LU
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Patent number: 11262183Abstract: Provided herein are devices and systems comprising an illumination module configured to provide a source light to an optical interference module, which converts the source light to a line of light and processes light signal; an interference objective module, which handles light from the optical interference module and processes light signal generated from a sample; a two-dimensional camera configured to receive a backscattered interference signal from the sample, and a data processing module which processes the interference signal into an image.Type: GrantFiled: September 18, 2018Date of Patent: March 1, 2022Assignee: Apollo Medical Optics, Ltd.Inventors: Tuan-Shu Ho, I-Ling Chen, Dan Ji, Sung Wei Lu, Tzu Wei Liu, Jen Yu Tseng, Ting Yueh Lin, Chih Wei Lu, Jia-Wei Lin, Yo Cheng Chuang, Sheng-Lung Huang
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Publication number: 20200271436Abstract: Provided herein are devices and systems comprising an illumination module configured to provide a source light to an optical interference module, which converts the source light to a line of light and processes light signal; an interference objective module, which handles light from the optical interference module and processes light signal generated from a sample; a two-dimensional camera configured to receive a backscattered interference signal from the sample, and a data processing module which processes the interference signal into an image.Type: ApplicationFiled: September 18, 2018Publication date: August 27, 2020Inventors: Tuan-Shu HO, I-Ling CHEN, Dan JI, Sung Wei LU, Tzu Wei LIU, Jen Yu TSENG, Ting Yueh LIN, Chih Wei LU, Jia-Wei LIN, Yo Cheng CHUANG, Sheng-Lung HUANG
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Publication number: 20190137745Abstract: Provided herein are devices and systems that apply full-field optical coherence tomography (OCT) technology to three-dimensional skin tissue imaging. A special designed Mirau type objective and an optical microscope module allowing both OCT mode and orthogonal polarization spectral imaging (OPSI) mode are disclosed.Type: ApplicationFiled: December 30, 2018Publication date: May 9, 2019Inventors: SHENG-LUNG HUANG, TUAN-SHU HO, CHIEN-CHUNG TSAI
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Patent number: 10209500Abstract: Provided herein are devices and systems that apply full-field optical coherence tomography (OCT) technology to three-dimensional skin tissue imaging. A special designed Mirau type objective and an optical microscope module allowing both OCT mode and orthogonal polarization spectral imaging (OPSI) mode are disclosed.Type: GrantFiled: July 6, 2017Date of Patent: February 19, 2019Assignee: National Taiwan UniversityInventors: Sheng-Lung Huang, Tuan-Shu Ho, Chien-Chung Tsai
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Publication number: 20170371137Abstract: Provided herein are devices and systems that apply full-field optical coherence tomography (OCT) technology to three-dimensional skin tissue imaging. A special designed Mirau type objective and an optical microscope module allowing both OCT mode and orthogonal polarization spectral imaging (OPSI) mode are disclosed.Type: ApplicationFiled: July 6, 2017Publication date: December 28, 2017Inventors: SHENG-LUNG HUANG, TUAN-SHU HO, CHIEN-CHUNG TSAI
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Patent number: 9833135Abstract: An optical apparatus applied to ophthalmology detection is disclosed. The optical apparatus includes a first light source module, a second light source module, and an interference module. The first light source module is formed by a laser light source and lens units and used to emit a first light signal. The second light source module is formed by fiber units and lens units. The second light source module is coupled to the first light source module in series. The second light source module is used to receive a first light signal and emit a second light signal. The interference module is coupled to the second light source module and used to receive the second light signal and provide a first incident light and a second incident light to an object to be detected and a reference mirror respectively.Type: GrantFiled: September 12, 2014Date of Patent: December 5, 2017Assignees: Crystalvue Medical CorporationInventors: William Wang, Chung-Ping Chuang, Meng-Shin Yen, Chung-Cheng Chou, Sheng-Lung Huang, Kuang-Yu Hsu, Chien-Chung Tsai, Tuan-Shu Ho
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Patent number: 9726872Abstract: Provided herein are devices and systems that apply full-field optical coherence tomography (OCT) technology to three-dimensional skin tissue imaging. A special designed Mirau type objective and an optical microscope module allowing both OCT mode and orthogonal polarization spectral imaging (OPSI) mode are disclosed.Type: GrantFiled: August 3, 2015Date of Patent: August 8, 2017Assignee: NATIONAL TAIWAN UNIVERSITYInventors: Sheng-Lung Huang, Tuan-Shu Ho, Chien-Chung Tsai
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Patent number: 9551850Abstract: A light source module of an optical apparatus is disclosed. The light source module includes a laser pump unit, a lens unit, and a fiber unit. The laser pump unit generates a laser source. The lens unit converts the laser source into a condensed beam. The fiber unit receives the condensed beam and emits an optical signal. The light source module can achieve effects of low cost, large bandwidth, high resolution, and high stability with well-designed pump power of the laser pump unit, and length, doping material, and core size of the fiber unit.Type: GrantFiled: September 12, 2014Date of Patent: January 24, 2017Assignees: CRYSTALVUE MEDICAL CORPORATIONInventors: William Wang, Chung-Ping Chuang, Meng-Shin Yen, Chung-Cheng Chou, Sheng-Lung Huang, Kuang-Yu Hsu, Chien-Chung Tsai, Tuan-Shu Ho
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Patent number: 9494410Abstract: A method for measuring characteristics of a sample is provided. The method includes the following steps: obtaining an interference spectrum of the sample; transforming the interference spectrum into a temporal interference signal via a Fourier transform, in which the temporal interference signal includes a plurality of coherence wave packets; separating the wave packets; transforming the wave packets into a plurality of interface interference signals via an inverse Fourier transform; and fitting a plurality of factors of the interface interference signals into a model for obtaining the refractive indexes, the extinction coefficients, and a thickness of the sample.Type: GrantFiled: December 5, 2013Date of Patent: November 15, 2016Assignee: NATIONAL TAIWAN UNIVERSITYInventors: Tuan-Shu Ho, Chien-Chung Tsai, Kuang-Yu Hsu, Sheng-Lung Huang
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Patent number: 9402541Abstract: An optical device for corneal measuring includes a light source module, a first optical module, a second optical module including a reference mirror, a light splitter and an image analysis unit. The light of the light source module is transmitted to the first and second optical modules through the light splitter. The light is transmitted to a cornea through the light splitter and the first optical module and reflected by the cornea to form a first light, the light is transmitted to the reference mirror through the light splitter and reflected by the reference mirror to form a second light. The first and second lights are transmitted to the light splitter and the image analysis unit. The reference mirror moves along a first direction, and when the first light and the second light interfere with each other, a relative optical path length is obtained.Type: GrantFiled: November 26, 2014Date of Patent: August 2, 2016Assignees: CRYSTALVUE MEDICAL CORPORATIONInventors: Sheng-Lung Huang, William Wang, Tuan-Shu Ho, Chung-Ping Chuang, Meng-Shin Yen, Kuang-Yu Hsu, Chien-Chung Tsai, Chung-Cheng Chou
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Patent number: 9380936Abstract: An optical device for corneal measuring includes a light source module, a first optical module, a second optical module including a reference mirror, a light splitter and an image analysis unit. The light of the light source module is transmitted to the first and second optical modules through the light splitter. The light is transmitted to a cornea through the light splitter and the first optical module and reflected by the cornea to form a first light, the light is transmitted to the reference mirror through the light splitter and reflected by the reference mirror to form a second light. The first and second lights are transmitted to the light splitter and the image analysis unit. The reference mirror moves along a first direction, and when the first light and the second light interfere with each other, a relative optical path length is obtained.Type: GrantFiled: November 26, 2014Date of Patent: July 5, 2016Assignees: CRYSTALVUE MEDICAL CORPORATIONInventors: Sheng-Lung Huang, William Wang, Tuan-Shu Ho, Chung-Ping Chuang, Meng-Shin Yen, Kuang-Yu Hsu, Chien-Chung Tsai, Chung-Cheng Chou
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Publication number: 20160124202Abstract: Provided herein are devices and systems that apply full-field optical coherence tomography (OCT) technology to three-dimensional skin tissue imaging. A special designed Mirau type objective and an optical microscope module allowing both OCT mode and orthogonal polarization spectral imaging (OPSI) mode are disclosed.Type: ApplicationFiled: August 3, 2015Publication date: May 5, 2016Inventors: SHENG-LUNG HUANG, TUAN-SHU HO, CHIEN-CHUNG TSAI
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Publication number: 20150164317Abstract: An optical device for corneal measuring includes a light source module, a first optical module, a second optical module including a reference mirror, a light splitter and an image analysis unit. The light of the light source module is transmitted to the first and second optical modules through the light splitter. The light is transmitted to a cornea through the light splitter and the first optical module and reflected by the cornea to form a first light, the light is transmitted to the reference mirror through the light splitter and reflected by the reference mirror to form a second light. The first and second lights are transmitted to the light splitter and the image analysis unit. The reference mirror moves along a first direction, and when the first light and the second light interfere with each other, a relative optical path length is obtained.Type: ApplicationFiled: November 26, 2014Publication date: June 18, 2015Inventors: SHENG-LUNG HUANG, WILLIAM WANG, TUAN-SHU HO, CHUNG-PING CHUANG, MENG-SHIN YEN, KUANG-YU HSU, CHIEN-CHUNG TSAI, CHUNG-CHENG CHOU
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Publication number: 20150164316Abstract: An optical device for corneal measuring includes a light source module, a first optical module, a second optical module including a reference mirror, a light splitter and an image analysis unit. The light of the light source module is transmitted to the first and second optical modules through the light splitter. The light is transmitted to a cornea through the light splitter and the first optical module and reflected by the cornea to form a first light, the light is transmitted to the reference mirror through the light splitter and reflected by the reference mirror to form a second light. The first and second lights are transmitted to the light splitter and the image analysis unit. The reference mirror moves along a first direction, and when the first light and the second light interfere with each other, a relative optical path length is obtained.Type: ApplicationFiled: November 26, 2014Publication date: June 18, 2015Inventors: SHENG-LUNG HUANG, WILLIAM WANG, TUAN-SHU HO, CHUNG-PING CHUANG, MENG-SHIN YEN, KUANG-YU HSU, CHIEN-CHUNG TSAI, CHUNG-CHENG CHOU
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Publication number: 20150160124Abstract: A method for measuring characteristics of a sample is provided. The method includes the following steps: obtaining an interference spectrum of the sample; transforming the interference spectrum into a temporal interference signal via a Fourier transform, in which the temporal interference signal includes a plurality of coherence wave packets; separating the wave packets; transforming the wave packets into a plurality of interface interference signals via an inverse Fourier transform; and fitting a plurality of factors of the interface interference signals into a model for obtaining the refractive indexes, the extinction coefficients, and a thickness of the sample.Type: ApplicationFiled: December 5, 2013Publication date: June 11, 2015Applicant: NATIONAL TAIWAN UNIVERSITYInventors: Tuan-Shu HO, Chien-Chung TSAI, Kuang-Yu HSU, Sheng-Lung HUANG
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Publication number: 20150077709Abstract: An optical apparatus applied to ophthalmology detection is disclosed. The optical apparatus includes a first light source module, a second light source module, and an interference module. The first light source module is formed by a laser light source and lens units and used to emit a first light signal. The second light source module is formed by fiber units and lens units. The second light source module is coupled to the first light source module in series. The second light source module is used to receive a first light signal and emit a second light signal. The interference module is coupled to the second light source module and used to receive the second light signal and provide a first incident light and a second incident light to an object to be detected and a reference mirror respectively.Type: ApplicationFiled: September 12, 2014Publication date: March 19, 2015Inventors: William WANG, Chung-Ping CHUANG, Meng-Shin YEN, Chung-Cheng CHOU, Sheng-Lung HUANG, Kuang-Yu HSU, Chien-Chung TSAI, Tuan-Shu HO