Patents by Inventor Chia-Ching Lee
Chia-Ching Lee 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: 9111702Abstract: A knob structure and an electronic device thereof are disclosed. The knob structure is assembled with a case of the electronic device and includes a plurality of pressing portions, an elastic component, and a fixing component. At least one pressing portion has a pressing rib used for pressing a switch module. The elastic component includes a main body and a plurality of elastic ribs. The plurality of elastic rib is disposed on the main body to support the pressing portion. When the pressing portion is pressed along a supporting direction, the elastic rib is capable of providing an elastic force. The fixing component includes a first end and a second end, wherein the first end connects to at least one of the plurality of pressing portions and the second end is extended along a direction different from the supporting direction and fixed to the case.Type: GrantFiled: March 15, 2013Date of Patent: August 18, 2015Assignee: Wistron CorporationInventors: Jhih-Ming Chen, Wen-Jui Lin, Chia-Ching Lee
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Publication number: 20150227763Abstract: A portable electronic apparatus includes a portable electronic device and a data access device installed on the portable electronic apparatus. The data access device includes a main body, a rotary arm and a sliding arm. The rotary arm is pivoted to the main body. When the rotary arm rotates to a folding position relative to the main body, the rotary arm is contained inside the main body. When the rotary arm rotates to a fixing position relative to the main body, the rotary arm protrudes out of the main body. The sliding arm is slidably disposed on the rotary arm so as to adjust a relative position between the sliding arm and the rotary arm. The sliding arm fixes the portable electronic device with the main body as the rotary arm rotates to the fixing position relative to the main body.Type: ApplicationFiled: June 11, 2014Publication date: August 13, 2015Inventors: Jhih-Ming Chen, Chia-Ching Lee, Shou-Yi Cheng, Ta-Chun Hsiung
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Publication number: 20150201510Abstract: A buffer module and a portable electronic device using the same are provided. The buffer module comprises a buffer component and a base. The buffer component comprises a protrusion. The base has a gas vent and a buffer recess corresponding to the protrusion.Type: ApplicationFiled: May 20, 2014Publication date: July 16, 2015Applicant: Wistron CorporationInventors: Chia-Ching Lee, Ta-Chun Hsiung, Min-Hao Tang, Jhih-Ming Chen
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Publication number: 20150187890Abstract: A method is provided for forming a trench on a FinFET. In an exemplary embodiment, a first inter-layer dielectric layer is formed between a first gate and a second gate of the FinFET in an interposed manner. A second inter-layer dielectric layer is formed above the first inter-layer dielectric layer, the first gate of the FinFET, and the second gate of the FinFET. A photoresist layer is formed above the second inter-layer dielectric layer. And part of the second inter-layer dielectric layer that is not below the photoresist layer is etched.Type: ApplicationFiled: December 27, 2013Publication date: July 2, 2015Applicant: Taiwan Semiconductor Manufacturing Company LimitedInventors: HSUEH-WEN TSAU, CHIA-CHING LEE, MRUNAL A. KHADERBAD, DA-YUAN LEE
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Patent number: 8649175Abstract: A locking mechanism for locking an outer shell includes a frame adapted to be stacked with an outer shell and having a through hole for extension of an engaging piece of the outer shell therethrough, a locking element disposed movably on the frame, and a release button disposed slidably on the frame. The locking element has a hook-engaging portion, and a contact portion opposite to the hook-engaging portion. The hook-engaging portion is extendable to the through hole for engaging releasably the engaging piece. The release button has one end abutting against the contact portion. The release button is operable to push the contact portion, which in turn moves the hook-engaging portion to disengage from the engaging piece.Type: GrantFiled: June 14, 2011Date of Patent: February 11, 2014Assignee: Wistron CorporationInventors: Xing Liu, Chia-Ching Lee, Xiu-Feng Cheng
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Publication number: 20140027255Abstract: A knob structure and an electronic device thereof are disclosed. The knob structure is assembled with a case of the electronic device and includes a plurality of pressing portions, an elastic component, and a fixing component. At least one pressing portion has a pressing rib used for pressing a switch module. The elastic component includes a main body and a plurality of elastic ribs. The plurality of elastic rib is disposed on the main body to support the pressing portion. When the pressing portion is pressed along a supporting direction, the elastic rib is capable of providing an elastic force. The fixing component includes a first end and a second end, wherein the first end connects to at least one of the plurality of pressing portions and the second end is extended along a direction different from the supporting direction and fixed to the case.Type: ApplicationFiled: March 15, 2013Publication date: January 30, 2014Applicant: WISTRON CORPORATIONInventors: Jhih-Ming CHEN, Wen-Jui LIN, Chia-Ching LEE
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Publication number: 20120170182Abstract: A locking mechanism for locking an outer shell includes a frame adapted to be stacked with an outer shell and having a through hole for extension of an engaging piece of the outer shell therethrough, a locking element disposed movably on the frame, and a release button disposed slidably on the frame. The locking element has a hook-engaging portion, and a contact portion opposite to the hook-engaging portion. The hook-engaging portion is extendable to the through hole for engaging releasaby the engaging piece. The release button has one end abutting against the contact portion. The release button is operable to push the contact portion, which in turn moves the hook-engaging portion to disengage from the engaging piece.Type: ApplicationFiled: June 14, 2011Publication date: July 5, 2012Applicant: WISTRON CORPORATIONInventors: Xing Liu, Chia-Ching Lee, Xiu-Feng Cheng
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Publication number: 20110289103Abstract: The present invention discloses a method and system of searching accounts by arranging phone numbers. An individual user table is set up in a general user database and the individual user table includes predetermined phone numbers and predetermined accounts. In addition, each predetermined phone number has at least one corresponding predetermined account. The system will search and show the corresponding predetermined account or the corresponding predetermined phone number after a phone number or an account is input.Type: ApplicationFiled: July 15, 2010Publication date: November 24, 2011Applicant: Shuttle Inc.Inventors: Yu Chen, Chia-Ching Lee
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Patent number: 8057062Abstract: A portable electronic device includes a housing and battery. The housing is formed with a battery-receiving compartment that has positive and negative electrodes. The battery is mounted in the battery-receiving compartment, and includes: a casing having positive and negative electrodes that are electrically and respectively connected to the positive and negative electrodes of the housing; a power storage unit having positive and negative electrodes that are electrically and respectively connected to the positive and negative electrodes of the casing; a switch having one end electrically coupled to one of the electrodes of the power storage unit; and a light-emitting element having two ends coupled respectively with another end of the switch and the other electrode of the power storage unit. The power storage unit is controllable through the switch for supplying power to the light-emitting element.Type: GrantFiled: February 3, 2009Date of Patent: November 15, 2011Assignee: Wistron CorporationInventors: Liang Yu, Chia-Ching Lee
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Patent number: 7850464Abstract: A keyboard connecting mechanism includes a frame, a cable, and a socket. The frame is connected to a keyboard. At least one first positioning structure is disposed on the frame. The cable is disposed on a side of the frame. The cable includes a plurality of pins, and at least one hole is formed on the cable. The socket includes a base. At least one second positioning structure is formed on a first side of the base for connecting with the first positioning structure so as to fix the frame and the cable. The socket further includes a plurality of fragments disposed on the first side of the base for applying elastic force to the plurality of pins of the cable. The socket further includes at least one elastic structure disposed on a lateral side of the base for fixing the frame elastically.Type: GrantFiled: March 24, 2009Date of Patent: December 14, 2010Assignee: Wistron CorporationInventors: Chia-Ching Lee, Liang Yu, Cheng-Hsiang Chuang
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Patent number: 7824195Abstract: A dual-mode electrical plug includes an insulating body formed with a channel and an elongate guiding aperture; a pair of conductive components disposed on the insulating body; a ground prong including a hollow prong body disposed in the channel and movable between an extended position and a retracted position, and the prong body defining a wire containing space, the ground prong further including an operating part disposed on an outer surface of the prong body, the operating part extending through and being movable in the elongate guiding aperture so as to drive movement of the prong body; and a ground wire extending into the wire containing space and including a connecting end for connecting electrically to an inner surface of the prong body.Type: GrantFiled: January 28, 2010Date of Patent: November 2, 2010Assignee: Wistron CorporationInventors: Liang Yu, Chia-Ching Lee
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Patent number: 7724115Abstract: The present invention relates to a circuit carrier and transformer assembly. The circuit carrier and transformer assembly includes a circuit carrier and a transformer. The transformer includes a bobbin with multiple bobbin bases. The circuit carrier includes multiple receiving holes corresponding to respective bobbin bases of the bobbin. The bobbin bases are received in respective bobbin bases when the transformer is mounted on the circuit carrier.Type: GrantFiled: September 24, 2008Date of Patent: May 25, 2010Assignee: Delta Electronics, Inc.Inventors: Yi-Lin Chen, Hsin-Wei Tsai, Chia-Ching Lee, Shih-Yun Chen
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Publication number: 20100048120Abstract: An adjustable air vent device for a computer housing includes a frame and a plurality of slats. The frame extends through an opening formed in the computer housing, and defines an air passage communicating an interior and an exterior of the computer housing. Each of the slats has two opposite lateral edges that are connected pivotally to an inner side of the frame. Due to the pivotal connection of the slats to the frame, direction of flow of air out of the air passage can be changed by adjusting angles of the slats relative to the frame.Type: ApplicationFiled: June 24, 2009Publication date: February 25, 2010Applicant: Wistron CorporationInventors: Cheng-Hsiang Chuang, Liang Yu, Chia-Ching Lee, Yi-Fen Chen
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Publication number: 20100035442Abstract: A keyboard connecting mechanism includes a frame, a cable, and a socket. The frame is connected to a keyboard. At least one first positioning structure is disposed on the frame. The cable is disposed on a side of the frame. The cable includes a plurality of pins, and at least one hole is formed on the cable. The socket includes a base. At least one second positioning structure is formed on a first side of the base for connecting with the first positioning structure so as to fix the frame and the cable. The socket further includes a plurality of fragments disposed on the first side of the base for applying elastic force to the plurality of pins of the cable. The socket further includes at least one elastic structure disposed on a lateral side of the base for fixing the frame elastically.Type: ApplicationFiled: March 24, 2009Publication date: February 11, 2010Inventors: Chia-Ching Lee, Liang Yu, Cheng-Hsiang Chuang
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Publication number: 20100013590Abstract: The present invention relates to a circuit carrier and transformer assembly. The circuit carrier and transformer assembly includes a circuit carrier and a transformer. The transformer includes a bobbin with multiple bobbin bases. The circuit carrier includes multiple receiving holes corresponding to respective bobbin bases of the bobbin. The bobbin bases are received in respective bobbin bases when the transformer is mounted on the circuit carrier.Type: ApplicationFiled: September 24, 2008Publication date: January 21, 2010Applicant: DELTA ELECTRONICS, INC.Inventors: Yi-Lin Chen, Hsin-Wei Tsai, Chia-Ching Lee, Shih-Yun Chen
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Publication number: 20090317600Abstract: An elastic fabric cushion structure includes an elastic fabric, an inner frame and an outer frame. The elastic fabric is in the form of a net and has a circumferential portion, a first surface and a second surface. The inner frame is flexible and molded to wrap the circumferential portion of the elastic fabric. The inner frame includes a flat portion to wrap the first surface of the elastic fabric and an oblique portion and a protruding portion to wrap the second surface of the elastic fabric. The outer frame covers the inner frame and is inflexible. The present invention enhances the connection strength of the elastic fabric and the inner frame.Type: ApplicationFiled: May 7, 2009Publication date: December 24, 2009Inventor: Chia-Ching Lee
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Publication number: 20090310341Abstract: A portable electronic device includes a housing and battery. The housing is formed with a battery-receiving compartment that has positive and negative electrodes. The battery is mounted in the battery-receiving compartment, and includes: a casing having positive and negative electrodes that are electrically and respectively connected to the positive and negative electrodes of the housing; a power storage unit having positive and negative electrodes that are electrically and respectively connected to the positive and negative electrodes of the casing; a switch having one end electrically coupled to one of the electrodes of the power storage unit; and a light-emitting element having two ends coupled respectively with another end of the switch and the other electrode of the power storage unit. The power storage unit is controllable through the switch for supplying power to the light-emitting element.Type: ApplicationFiled: February 3, 2009Publication date: December 17, 2009Applicant: WISTRON CORPORATIONInventors: Liang Yu, Chia-Ching Lee
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Patent number: 7065026Abstract: A data slicer capable of removing current mismatch between internal current pumps and its operating method is proposed. The data slicer includes a comparator for comparing an analog signal with a slice reference level to convert the analog signal into a digital signal, a counter electrically connected to the comparator for calculating a digital sum value according to logic values carried by the digital signal, and a voltage-adjusting circuit electrically connected to the comparator for adjusting the slice reference level. The voltage-adjusting circuit has two current pumps for shifting the slice reference level. The current generated by the current pumps can be adjusted according to the calculated digital sum value to reduce a difference between a first and a second binary values which are used to increase and decrease the slice reference level respectively.Type: GrantFiled: January 21, 2003Date of Patent: June 20, 2006Assignee: Mediatek IncorporationInventors: Wei-Chou Hung, Kou-Chih Peng, Chia-Ching Lee
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Publication number: 20040141450Abstract: A data slicer capable of removing current mismatch between internal current pumps and its operating method is proposed. The data slicer includes a comparator for comparing an analog signal with a slice reference level to convert the analog signal into a digital signal, a counter electrically connected to the comparator for calculating a digital sum value according to logic values carried by the digital signal, and a voltage-adjusting circuit electrically connected to the comparator for adjusting the slice reference level. The voltage-adjusting circuit has two current pumps for shifting the slice reference level. The current generated by the current pumps can be adjusted according to the calculated digital sum value to reduce a difference between a first and a second binary values which are used to increase and decrease the slice reference level respectively.Type: ApplicationFiled: January 21, 2003Publication date: July 22, 2004Inventors: Wei-Chou Hung, Kou-Chih Peng, Chia-Ching Lee