Patents by Inventor Chao-Yuan Cheng
Chao-Yuan Cheng 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: 20240130614Abstract: An intraocular pressure inspection device includes an intraocular pressure detection unit, a high-precision positioning system and a wide-area positioning system, wherein according to the position of the intraocular pressure detection unit, a set of high-precision coordinates output by the high-precision positioning system and a set of wide-area coordinates output by the wide-area positioning system are integrated in appropriate weights to obtain a set of more precise integrated coordinate. The above-mentioned intraocular pressure inspection device can prevent the intraocular pressure detection unit from failing to operate once it is not in the working area of the high-precision positioning system.Type: ApplicationFiled: October 13, 2023Publication date: April 25, 2024Inventors: Shao Hung HUANG, Chao-Ting CHEN, Fong Hao KUO, Yu-Chung TUNG, Chu-Ming CHENG, Chi-Yuan KANG
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Publication number: 20230297754Abstract: An integrated circuit includes a first active region of a first set of transistors of a first type, a second active region of a second set of transistors of the first type, a third active region of a third set of transistors of the first type, a fourth active region of a fourth set of transistors of the first type and a fifth active region of a fifth set of transistors of a second type. The first, second, fourth and fifth active region have a first width in a second direction, and are on a first level. The third active region is on the first level, and has a second width different from the first width. The second active region is adjacent to the first boundary, and is separated from the first active region in the second direction. The fourth active region is adjacent to the second boundary.Type: ApplicationFiled: May 15, 2023Publication date: September 21, 2023Inventors: Po-Sheng WANG, Chao Yuan CHENG, Chien-Chi TIEN, Yangsyu LIN
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Patent number: 11651133Abstract: A method of forming an integrated circuit includes placing a first cell layout design of the integrated circuit on a layout design, and manufacturing the integrated circuit based on the layout design. Placing the first cell layout design includes placing a first active region layout pattern adjacent to a first cell boundary, placing a second active region layout pattern adjacent to a second cell boundary, and placing a first set of active region layout patterns between the first and second active region layout patterns, according to a first set of guidelines. The first set of guidelines includes selecting transistors of a first type with a first driving strength and transistors of a second type with a second driving strength. In some embodiments, the first, second and first set of active region layout patterns extend in the first direction, and are on a first layout level.Type: GrantFiled: September 24, 2020Date of Patent: May 16, 2023Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Po-Sheng Wang, Chao Yuan Cheng, Chien-Chi Tien, Yangsyu Lin
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Publication number: 20220148817Abstract: A photoelectrode with independent separate structures of an electrochromic layer and a sensitized light-absorbing layer is provided, which includes a first transparent conductive substrate, a first electrochromic layer, and a sensitized light-absorbing layer. The first electrochromic layer and the sensitized light-absorbing layer are disposed on a surface of the first transparent conductive substrate and are adjacent to each other.Type: ApplicationFiled: December 16, 2020Publication date: May 12, 2022Applicant: National Taiwan University of Science and TechnologyInventors: Min-Hsin Yeh, Chao-Yuan Cheng, Yu-Jou Chiang
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Publication number: 20210279396Abstract: A method of forming an integrated circuit includes placing a first cell layout design of the integrated circuit on a layout design, and manufacturing the integrated circuit based on the layout design. Placing the first cell layout design includes placing a first active region layout pattern adjacent to a first cell boundary, placing a second active region layout pattern adjacent to a second cell boundary, and placing a first set of active region layout patterns between the first and second active region layout patterns, according to a first set of guidelines. The first set of guidelines includes selecting transistors of a first type with a first driving strength and transistors of a second type with a second driving strength. In some embodiments, the first, second and first set of active region layout patterns extend in the first direction, and are on a first layout level.Type: ApplicationFiled: September 24, 2020Publication date: September 9, 2021Inventors: Po-Sheng WANG, Chao Yuan CHENG, Chien-Chi TIEN, Yangsyu LIN
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Patent number: 10978387Abstract: A semiconductor device includes: first, second, and third tiers formed on a substrate, wherein the first tier is formed over the substrate, the second tier is formed over the first tier, and the third tier is formed over the second tier, wherein the second tier comprises a first interconnection line that is configured to transmit a signal, and wherein a portion of the first tier disposed directly under the first interconnection line of the second tier lacks any interconnection lines and a portion of the third tier disposed directly above the first interconnection line of the second tier lacks any interconnection lines.Type: GrantFiled: April 16, 2018Date of Patent: April 13, 2021Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Chao-Yuan Cheng, Tien-Chien Huang
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Patent number: 10321740Abstract: A shoe tree includes a front section and a rear section which is pivotably connected to the rear end of the front section. The front section has a vamp portion on the top thereof. A first recessed area is defined in the underside of the front section. The rear end of the front section has a first support face and a first opening which communicates with the first recessed area. The rear section is pivotably connected to the first support face. Two notches are defined in two lateral sides of the shoe tree and located between the front and rear sections. The two notches are narrowed and widened when the rear section is pivoted downward and upward relative to the front section. The front section is inserted into a shoe by push and pivoting the rear section, and then the rear section is inserted into the shoe.Type: GrantFiled: November 29, 2017Date of Patent: June 18, 2019Inventor: Chao-Yuan Cheng
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Publication number: 20180192741Abstract: A shoe tree includes a front section and a rear section which is pivotably connected to the rear end of the front section. The front section has a vamp portion on the top thereof. A first recessed area is defined in the underside of the front section. The rear end of the front section has a first support face and a first opening which communicates with the first recessed area. The rear section is pivotably connected to the first support face. Two notches are defined in two lateral sides of the shoe tree and located between the front and rear sections. The two notches are narrowed and widened when the rear section is pivoted downward and upward relative to the front section. The front section is inserted into a shoe by push and pivoting the rear section, and then the rear section is inserted into the shoe.Type: ApplicationFiled: November 29, 2017Publication date: July 12, 2018Inventor: CHAO-YUAN CHENG
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Publication number: 20170016524Abstract: A sprocket wheel for a bicycle is provided with a plurality of first teeth; a plurality of second teeth alternating with the first teeth; and a plurality of recesses on one side, each recess extending from one first tooth to the adjacent first tooth via the second tooth between the two first teeth.Type: ApplicationFiled: September 28, 2016Publication date: January 19, 2017Inventor: Chao-Yuan Cheng
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Publication number: 20150194365Abstract: A heat-dissipation assembly is applied in an electronic device having a heat source. The heat-dissipation assembly includes a graphite sheet, a dissipation fin, and a dissipation fin. The first graphite sheet is attached to the first heat source. The dissipation fin includes a first end portion attached to the first graphite sheet, and can absorb heat generated by the first heat source. The dissipation fin is attached to the dissipation fin, and receives cooling liquid to dissipate the heat generated by the first heat source.Type: ApplicationFiled: December 11, 2014Publication date: July 9, 2015Inventor: CHAO-YUAN CHENG
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Patent number: 8982568Abstract: A battery cover latching structure is used to latch a battery cover to a housing of an electronic device. The battery cover includes a latching portion. The housing defines a receiving portion and a latching slot communicating to the receiving portion. The battery cover latching structure includes an urging member and a spring member elastically connected between the urging member and the housing. The urging member is rotatably connected to the housing. The urging member includes an urging portion extending into the latching slot. To close the battery cover, the latching portion is positioned on the receiving portion of the housing, and then the battery cover is pushed to allow the latching portion slide into the latching slot to engage with the urging portion to latch the batter cover to the housing.Type: GrantFiled: July 9, 2012Date of Patent: March 17, 2015Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.Inventors: Jing-Zhen Guo, Chao-Yuan Cheng, Chun Li
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Publication number: 20130279124Abstract: A battery cover latching structure is used to latch a battery cover to a housing of an electronic device. The battery cover includes a latching portion. The housing defines a receiving portion and a latching slot communicating to the receiving portion. The battery cover latching structure includes an urging member and a spring member elastically connected between the urging member and the housing. The urging member is rotatably connected to the housing. The urging member includes an urging portion extending into the latching slot. To close the battery cover, the latching portion is positioned on the receiving portion of the housing, and then the battery cover is pushed to allow the latching portion slide into the latching slot to engage with the urging portion to latch the batter cover to the housing.Type: ApplicationFiled: July 9, 2012Publication date: October 24, 2013Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTDInventors: JING-ZHEN GUO, CHAO-YUAN CHENG, CHUN LI
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Publication number: 20130250493Abstract: A hinge assembly is employed in an electronic device, which includes a first body defining a first receiving groove, a second body defining a second receiving groove opposite to the first receiving groove, and a pivoting member connected between the first body and the second body to form a shaft. The hinge assembly includes a spring member including two securing portions. One of the two securing portions is fixed to the first body in the first receiving groove. The other securing portion is fixed to the second body in the second receiving groove and not collinear with the shaft. When the second body is rotated relative to the first body, the corresponding securing portion fixed to the second body is capable of rotating around the shaft.Type: ApplicationFiled: May 28, 2012Publication date: September 26, 2013Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD.Inventors: JING-ZHEN GUO, CHAO-YUAN CHENG
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Patent number: 8508924Abstract: A portable electronic device includes a first cover, a second cover and a connecting mechanism connecting the first cover with the second cover. The connecting mechanism includes a fixing base fixed on the first cover, a turning base fixed on the second cover, a first linking board rotatably connected to the fixing base and the turning base, a second linking board rotatably connected to the fixing base and the turning base. The fixing base, the first linking board, the turning base and the second linking board collectively form a four-bar linkage mechanism. The connecting mechanism further includes an arc spring urged between the second linking board and the fixing base to supply an elastic force to the four-bar linkage mechanism.Type: GrantFiled: September 9, 2011Date of Patent: August 13, 2013Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.Inventors: Jing-Zhen Guo, Ren-Xiu Yang, Chao-Yuan Cheng
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Publication number: 20130021722Abstract: A portable electronic device includes a first cover, a second cover and a connecting mechanism connecting the first cover with the second cover. The connecting mechanism includes a fixing base fixed on the first cover, a turning base fixed on the second cover, a first linking board rotatably connected to the fixing base and the turning base, a second linking board rotatably connected to the fixing base and the turning base. The fixing base, the first linking board, the turning base and the second linking board collectively form a four-bar linkage mechanism. The connecting mechanism further includes an arc spring urged between the second linking board and the fixing base to supply an elastic force to the four-bar linkage mechanism.Type: ApplicationFiled: September 9, 2011Publication date: January 24, 2013Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD.Inventors: JING-ZHEN GUO, REN-XIU YANG, CHAO-YUAN CHENG
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Publication number: 20120262852Abstract: An electronic device includes a front cover, a cushion member and a touch module. The front cover includes a hollow frame and a screen area configured in hollow portion of the frame. The cushion member has similar hollow shape as that of the frame of the front cover and adhered on the hollow frame. The touch module includes a touch sensor layer and a substrate. The touch sensor layer is coated on the substrate. The substrate is adhered onto the cushion member with the touch sensor layer facing the screen area of the front cover.Type: ApplicationFiled: June 15, 2011Publication date: October 18, 2012Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventor: CHAO-YUAN CHENG
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Patent number: 8208976Abstract: A portable electronic device includes a cover member, a keypad and a decorative member. The cover member defines a keypad mounting cavity. The keypad includes an annular protrusion protruding from a periphery thereof. The keypad is mounted in the keypad mounting cavity of the cover member. The decorative member includes a resisting board protruding from a peripheral wall thereof. The decorative member is sandwiched between the cover member and the keypad, with the resisting board resisting an interior surface of the cover member and the annular protrusion abutting against the resisting board, thus preventing impurities from entering into the portable electronic device via the keypad.Type: GrantFiled: June 4, 2009Date of Patent: June 26, 2012Assignee: FIH (Hong Kong) LimitedInventor: Chao-Yuan Cheng
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Patent number: 8190222Abstract: A housing for an electronic device includes a main body and an outer cover. The main body is made of rigid materials. The outer cover is made of soft materials. The main body defines a plurality of positioning cutouts. A plurality of engaging hooks are formed on the outer cover. The engaging hooks engage the positioning cutouts of the main body.Type: GrantFiled: July 16, 2009Date of Patent: May 29, 2012Assignee: FIH (Hong Kong) LimitedInventor: Chao-Yuan Cheng
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Patent number: 8164887Abstract: A portable electronic device includes a housing, a button assembly, two positioning elements, and a resisting plate. The housing defines a plurality of through holes. The button assembly includes buttons arranged in button rows. Each button row is received in one of the through hole. The positioning elements each are positioned at one side of the housing. The resisting plate and the positioning elements fix the button assembly to the housing.Type: GrantFiled: May 21, 2010Date of Patent: April 24, 2012Assignee: FIH (Hong Kong) LimitedInventor: Chao-Yuan Cheng
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Patent number: 8111855Abstract: A microphone assembly (10) using in a portable electronic device includes a fixing component (12) detachably fixed to a housing (30) of the portable electronic device, and a main microphone body (14) latched to the fixing component (12). The microphone assembly (10) may be conveniently detached and increases reliability of the housing (30).Type: GrantFiled: December 9, 2008Date of Patent: February 7, 2012Assignee: Chi Mei Communication Systems, Inc.Inventors: Kai-Po Chan, Chao-Yuan Cheng, Chao-Kun Tseng