Patents by Inventor Kuan-Her Chiu
Kuan-Her Chiu 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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Patent number: 10754448Abstract: An electronic stylus includes a hollow cylindrical casing having an opening defined in an axial end portion thereof, a core body mounted in the casing and having an axial end portion projecting out of the opening, and a core body protector covering and accommodating therein the axial end portion of the core body, and protecting the core body. The casing has, adjacent to the opening, an abutment surface lying in a direction transverse to an axial direction of the casing and an inner wall surface extending in the axial direction of the casing. The core body protector has a first surface facing the abutment surface of the casing and a second surface facing the inner wall surface of the casing.Type: GrantFiled: May 21, 2018Date of Patent: August 25, 2020Assignee: Wacom Co., Ltd.Inventors: Kuan-her Chiu, Ming-shen Sun, Shinya Aoki, Hideyuki Hara
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Patent number: 10241595Abstract: An electronic pen is readily provided with an expanded function and remains easy to use without complicated power supply management. An electronic pen body implementing an electronic pen function is connected with an expansion device implementing a laser pointer function via a connector jack and a connector plug. A chargeable battery mounted in the electronic pen body keeps the center of gravity of the body low and is arranged to feed power to the expansion device. A control circuit of the electronic pen body suitably controls the supply of power from the battery to the expansion device in accordance with a status of use of the electronic pen body and of the battery. A switch of the expansion device is operated to emit a laser beam.Type: GrantFiled: March 3, 2017Date of Patent: March 26, 2019Assignee: Wacom Co., Ltd.Inventors: Kuan-her Chiu, Ming-shen Sun, Naoto Onoda
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Publication number: 20180267636Abstract: An electronic stylus includes a hollow cylindrical casing having an opening defined in an axial end portion thereof, a core body mounted in the casing and having an axial end portion projecting out of the opening, and a core body protector covering and accommodating therein the axial end portion of the core body, and protecting the core body. The casing has, adjacent to the opening, an abutment surface lying in a direction transverse to an axial direction of the casing and an inner wall surface extending in the axial direction of the casing. The core body protector has a first surface facing the abutment surface of the casing and a second surface facing the inner wall surface of the casing.Type: ApplicationFiled: May 21, 2018Publication date: September 20, 2018Inventors: Kuan-her Chiu, Ming-shen Sun, Shinya Aoki, Hideyuki Hara
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Publication number: 20170277286Abstract: An electronic pen is readily provided with an expanded function and remains easy to use without complicated power supply management. An electronic pen body implementing an electronic pen function is connected with an expansion device implementing a laser pointer function via a connector jack and a connector plug. A chargeable battery mounted in the electronic pen body keeps the center of gravity of the body low and is arranged to feed power to the expansion device. A control circuit of the electronic pen body suitably controls the supply of power from the battery to the expansion device in accordance with a status of use of the electronic pen body and of the battery. A switch of the expansion device is operated to emit a laser beam.Type: ApplicationFiled: March 3, 2017Publication date: September 28, 2017Inventors: Kuan-her Chiu, Ming-shen Sun, Naoto Onoda
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Patent number: 8556487Abstract: An exemplary illuminating apparatus includes a light guiding plate, a light source facing a light input surface of the light guiding plate, and a complementary color element adjacent to the light source. The light source comprises a number of LEDs which emit light with at least two wavelengths. The at least two wavelengths light mix with each other to gain a white light. The complementary color element is configured for receiving light emitted from adjacent, outmost LED and converting the light into white light. The white light is reflected by the complementary color element and emits from the light guiding plate through the light output surface. The complementary color element includes a plurality of first and second complementary color zones arranged alternatively and in a line.Type: GrantFiled: April 15, 2013Date of Patent: October 15, 2013Assignee: Advanced Optoelectronic Technology, Inc.Inventors: Kuan-Her Chiu, Irene Chen
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Patent number: 8550685Abstract: A direct-type backlight module includes a light guiding plate, a light source facing a light input surface of the light guiding plate, a complementary color element adjacent to the light source, and an enclosure. The light source comprises a number of LEDs which emit light with at least two wavelengths. The at least two wavelengths light mix with each other to gain a white light. The complementary color element is configured for receiving light emitted from adjacent, outmost LED and converting the light into white light. The white light is reflected by the complementary color element and emits from the light guiding plate through the light output surface. The LEDs are mounted on a base of the enclosure and arranged in an array.Type: GrantFiled: April 15, 2013Date of Patent: October 8, 2013Assignee: Advanced Optoelectronic Technology, Inc.Inventors: Kuan-Her Chiu, Irene Chen
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Patent number: 8439547Abstract: An exemplary illuminating apparatus includes a light guiding plate, a light source facing a light input surface of the light guiding plate, and a complementary color element adjacent to the light source. The light source comprises a number of LEDs which emit light with at least two wavelengths. The at least two wavelengths light mix with each other to gain a white light. The complementary color element is configured for receiving light emitted from adjacent, outmost LED and converting the light into white light. The white light is reflected by the complementary color element and emits from the light guiding plate through the light output surface.Type: GrantFiled: March 22, 2010Date of Patent: May 14, 2013Assignee: Advanced Optoelectronic Technology, Inc.Inventors: Kuan-Her Chiu, Irene Chen
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Patent number: 8388181Abstract: A light source assembly comprises a plurality of reflective sheets, a plurality of light emitting diodes and a printed circuit board. Each reflective sheet comprises a plate member and a plurality of openings formed on the plate member. The plurality of light emitting diodes are mounted on the printed circuit board. The plurality of reflective sheets are also mounted on the printed circuit board. The plurality of light emitting diodes are respectively located in the openings. The light emitted from the light emitting diodes is reflected by the surface of the plate member.Type: GrantFiled: September 9, 2009Date of Patent: March 5, 2013Assignee: Advanced Optoelectronic Technology, Inc.Inventors: Kuan Her Chiu, Irene Chen, Jian Shihn Tsang
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Patent number: 8366308Abstract: A backlight module includes a plurality of first light sources emitting first light and a light guide plate. The first light sources are arranged in a line and spaced from each other. Two adjacent first light sources define a first space therebetween. The light guide plate includes a first light incident surface and a light output surface. The first light incident surface has a plurality of bright areas respectively corresponding to the first light sources and a plurality of dark areas respectively corresponding to the first spaces. A plurality of first reflectors is disposed on the plurality of dark areas of the first incident surface. The light output surface is adjacent and perpendicular to the light incident surface.Type: GrantFiled: March 1, 2010Date of Patent: February 5, 2013Assignee: Advanced Optoelectronic Technology, Inc.Inventors: Kuan-Her Chiu, Irene Chen
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Patent number: 8345180Abstract: An exemplary liquid crystal display device includes a backlight module, a metallic bracket and a liquid crystal panel. The backlight module includes a back bezel, a planar lighting source mounted on the back bezel and a frame. The frame includes a metallic beam and three plastic beams. The metallic beam and the plastic beams enclose the back bezel. The metallic beam is located at a top of the liquid crystal display device. The metallic bracket supports the backlight module and thermally connects with the metallic beam of the frame of the backlight module. The liquid crystal panel is located at a surface of emission of the planar lighting source.Type: GrantFiled: March 1, 2010Date of Patent: January 1, 2013Assignee: Advanced Optoelectronic Technology, Inc.Inventors: Kuan-Her Chiu, Irene Chen
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Patent number: 8292489Abstract: A back plate assembly utilized in a side light type backlight module includes two cases each including a main plate, a side plate extending upwardly extending from an end of the main plate and a pressing plate inwardly extending from a free end of the side plate. An opposite end of the main plate of one of the cases has a first stepped portion extending inwardly from a top portion thereof, and an opposite end of the main plate of the other one of the cases has a second stepped portion extending inwardly from a bottom portion thereof. A plurality of bolts extend through the second and first stepped portions and secure the cases together. A space is defined between the first and second cases for receiving a light guiding plate and a reflection plate between the main plates and the light guiding plate.Type: GrantFiled: March 19, 2010Date of Patent: October 23, 2012Assignee: Advanced Optoelectronic Technology, Inc.Inventors: Kuan-Her Chiu, Irene Chen
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Publication number: 20100271807Abstract: An exemplary illuminating apparatus includes a light guiding plate, a light source facing a light input surface of the light guiding plate, and a complementary color element adjacent to the light source. The light source comprises a number of LEDs which emit light with at least two wavelengths. The at least two wavelengths light mix with each other to gain a white light. The complementary color element is configured for receiving light emitted from adjacent, outmost LED and converting the light into white light. The white light is reflected by the complementary color element and emits from the light guiding plate through the light output surface.Type: ApplicationFiled: March 22, 2010Publication date: October 28, 2010Applicant: ADVANCED OPTOELECTRONIC TECHNOLOGY, INC.Inventors: KUAN-HER CHIU, IRENE CHEN
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Publication number: 20100271845Abstract: A back plate assembly utilized in a side light type backlight module includes two cases each including a main plate, a side plate extending upwardly extending from an end of the main plate and a pressing plate inwardly extending from a free end of the side plate. An opposite end of the main plate of one of the cases has a first stepped portion extending inwardly from a top portion thereof, and an opposite end of the main plate of the other one of the cases has a second stepped portion extending inwardly from a bottom portion thereof. A plurality of bolts extend through the second and first stepped portions and secure the cases together. A space is defined between the first and second cases for receiving a light guiding plate and a reflection plate between the main plates and the light guiding plate.Type: ApplicationFiled: March 19, 2010Publication date: October 28, 2010Applicant: ADVANCED OPTOELECTRONIC TECHNOLOGY, INC.Inventors: KUAN-HER CHIU, IRENE CHEN
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Publication number: 20100238684Abstract: A backlight module includes a plurality of first light sources emitting first light and a light guide plate. The first light sources are arranged in a line and spaced from each other. Two adjacent first light sources define a first space therebetween. The light guide plate includes a first light incident surface and a light output surface. The first light incident surface has a plurality of bright areas respectively corresponding to the first light sources and a plurality of dark areas respectively corresponding to the first spaces. A plurality of first reflectors is disposed on the plurality of dark areas of the first incident surface. The light output surface is adjacent and perpendicular to the light incident surface.Type: ApplicationFiled: March 1, 2010Publication date: September 23, 2010Applicant: ADVANCED OPTOELECTRONIC TECHNOLOGY, INC.Inventors: KUAN-HER CHIU, IRENE CHEN
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Publication number: 20100225846Abstract: An exemplary liquid crystal display device includes a backlight module, a metallic bracket and a liquid crystal panel. The backlight module includes a back bezel, a planar lighting source mounted on the back bezel and a frame. The frame includes a metallic beam and three plastic beams. The metallic beam and the plastic beams enclose the back bezel. The metallic beam is located at a top of the liquid crystal display device. The metallic bracket supports the backlight module and thermally connects with the metallic beam of the frame of the backlight module. The liquid crystal panel is located at a surface of emission of the planar lighting source.Type: ApplicationFiled: March 1, 2010Publication date: September 9, 2010Applicant: ADVANCED OPTOELECTRONIC TECHNOLOGY, INC.Inventors: KUAN-HER CHIU, IRENE CHEN
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Publication number: 20100103091Abstract: A light emitting diode array for a liquid crystal display comprises a plurality of first light emitting diodes that are driven by pulse-width modulated signals and a plurality of second light emitting diodes that are driven by constant direct current. The plurality of first light emitting diodes and the plurality of second light emitting diodes are arranged in an alternating manner for adjustment of the uniform illumination of a liquid crystal display.Type: ApplicationFiled: October 28, 2009Publication date: April 29, 2010Applicant: ADVANCED OPTOELECTRONIC TECHNOLOGY INC.Inventors: IRENE CHEN, KUAN HER CHIU, JIAN SHIHN TSANG
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Publication number: 20100067220Abstract: A light source assembly comprises a plurality of reflective sheets, a plurality of light emitting diodes and a printed circuit board. Each reflective sheet comprises a plate member and a plurality of openings formed on the plate member. The plurality of light emitting diodes are mounted on the printed circuit board. The plurality of reflective sheets are also mounted on the printed circuit board. The plurality of light emitting diodes are respectively located in the openings. The light emitted from the light emitting diodes is reflected by the surface of the plate member.Type: ApplicationFiled: September 9, 2009Publication date: March 18, 2010Applicant: ADVANCED OPTOELECTRONIC TECHNOLOGY INC.Inventors: KUAN HER CHIU, IRENE CHEN, JIAN SHIHN TSANG
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Publication number: 20100033988Abstract: An edge lighting back light unit (BLU) includes at least a point illuminant, a light guide unit, and a light guide plate. The light guide unit includes a plurality of micro-structures for breaking the total reflection inside the light guide unit to generate a uniform linear light illuminating outside the light guide unit. Then, the light guide plate could reflect the light from the linear illuminant to form a uniformly planar illuminant. The edge lighting BLU in the present invention could reduce the components, lower the temperature, and avoid the light mura.Type: ApplicationFiled: August 5, 2009Publication date: February 11, 2010Inventors: Kuan-Her Chiu, Irene Chen
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Publication number: 20090141213Abstract: The present invention discloses a large-scale display device, which comprises a first display unit, a second display unit, a black margin area between the first display unit and the second display unit, and two polarizers attached to two surfaces of the first and second display units. The second display unit is arranged in parallel to the first display unit.Type: ApplicationFiled: November 28, 2008Publication date: June 4, 2009Applicant: ADVANCED OPTOELECTRONIC TECHNOLOGY INC.Inventor: KUAN HER CHIU