Patents by Inventor Chang-Hsien Tung
Chang-Hsien Tung 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: 11178766Abstract: An inner module with a retainer is installed primarily inside a wireless earphone, including a circuit loop, an insulation seat to fix the circuit loop, and at least a retainer. The circuit loop includes at least a first circuit board, and at least a second circuit board which is extended from the first circuit board. The insulation seat includes at least a base plate to enclose the first circuit board, and a first side wall which is extended from the base plate. The first side wall is provided with a first positioning slot to accommodate the second circuit board. The retainer is fixed on the first side wall to fix the second circuit board in the first positioning slot. Therefore, the inner module is formed into a modularized design to simplify the assembly procedure of the wireless earphone.Type: GrantFiled: March 27, 2019Date of Patent: November 16, 2021Assignee: CONCRAFT HOLDING CO., LTD.Inventors: Chin-Hsing Lee, Jin-Bo Peng, Chang-Hsien Tung
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Patent number: 10999669Abstract: A combinatorial inner module is installed primarily inside a wireless earphone, including a circuit loop, a lower cover and an upper cover. The circuit loop is provided with a first circuit board and a second circuit board which is extended from the first circuit board. The upper cover is disposed above the lower cover to fix the first circuit board between the upper cover and the lower cover. Moreover, the upper cover includes a first side wall which is formed with an angle with respect to the lower cover and is used to install the second circuit board, forming an included angle between the second circuit board and the first circuit board. Therefore, the inner module is formed into a modularized design to simplify the assembly procedure of the wireless earphone, which reduces the labor cost in assembling the wireless earphone significantly.Type: GrantFiled: April 11, 2019Date of Patent: May 4, 2021Assignee: CONCRAFT HOLDING CO., LTD.Inventors: Chin-Hsing Lee, Jin-Bo Peng, Chang-Hsien Tung
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Patent number: 10945064Abstract: An inner module used in a wireless earphone is installed primarily in a wireless earphone, including a circuit loop and an upper cover. The circuit loop includes at least a first circuit board, at least a second circuit board which is extended from the first circuit board, and a lower cover which encloses the first circuit board. The upper cover is installed on the lower cover, including a first side wall which forms an angle with respect to the lower cover. In addition, the first side wall is provided with a first positioning slot to accommodate the second circuit board. Therefore, the inner module is formed into a modularized design to simplify the assembly procedure of the wireless earphone, which reduces the labor cost in assembling the wireless earphone significantly.Type: GrantFiled: March 27, 2019Date of Patent: March 9, 2021Assignee: CONCRAFT HOLDING CO., LTD.Inventors: Chin-Hsing Lee, Jin-Bo Peng, Chang-Hsien Tung
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Patent number: 10841676Abstract: An inner module assembly formed by a metal tape is installed primarily inside a wireless earphone. The inner module assembly includes a circuit loop having a first circuit board and a second circuit board, with the circuit loop being formed with plural junctions; a first metal tape which fixes the second circuit board and includes a first extension section extending to the outside of the second circuit board and having a first cut-off face; and an insulation seat which is formed on the first circuit board to enclose the circuit loop and the first metal tape, with part of the junctions and the first cut-off face being exposed on a surface of the insulation seat. Therefore, the inner module assembly is formed into a modularized design to simplify the assembly procedure of the wireless earphone.Type: GrantFiled: March 27, 2019Date of Patent: November 17, 2020Assignee: CONCRAFT HOLDING CO., LTD.Inventors: Chin-Hsing Lee, Jin-Bo Peng, Chang-Hsien Tung
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Patent number: 10714854Abstract: The electrical connector includes an insulative housing having a columnar section and an annular groove surrounding the columnar section. The column section includes a mating face and a plurality of power contact passageways and a plurality of signal contact passageways extending through the mating face wherein the signal contacts and the power contacts are commonly arranged with a cross configuration area to have the signal contacts located by opposite upper and lower sides of the power contacts. Both the power contacts and the signal contacts of the plug connector are of a blade type while both the power contacts and the signal contacts of the receptacle connector are of a clamp type wherein each signal contact has one clamping structure while each power contact has a pair of clamping structures side by side arranged with each other.Type: GrantFiled: January 26, 2019Date of Patent: July 14, 2020Assignees: FUYU ELECTRONICAL TECHNOLOGY (HUAIAN) CO., FOXCONN INTERCONNECT TECHNOLOGY LIMITEDInventors: Bin Peng, Kuo-Chun Hsu, Chang-Hsien Tung, Zhi-Jian Chen
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Publication number: 20200204900Abstract: An inner module used in a wireless earphone is installed primarily in a wireless earphone, including a circuit loop and an upper cover. The circuit loop includes at least a first circuit board, at least a second circuit board which is extended from the first circuit board, and a lower cover which encloses the first circuit board. The upper cover is installed on the lower cover, including a first side wall which forms an angle with respect to the lower cover. In addition, the first side wall is provided with a first positioning slot to accommodate the second circuit board. Therefore, the inner module is formed into a modularized design to simplify the assembly procedure of the wireless earphone, which reduces the labor cost in assembling the wireless earphone significantly.Type: ApplicationFiled: March 27, 2019Publication date: June 25, 2020Inventors: Chin-Hsing LEE, Jin-Bo PENG, Chang-Hsien TUNG
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Publication number: 20200204897Abstract: A combinatorial inner module is installed primarily inside a wireless earphone, including a circuit loop, a lower cover and an upper cover. The circuit loop is provided with a first circuit board and a second circuit board which is extended from the first circuit board. The upper cover is disposed above the lower cover to fix the first circuit board between the upper cover and the lower cover. Moreover, the upper cover includes a first side wall which is formed with an angle with respect to the lower cover and is used to install the second circuit board, forming an included angle between the second circuit board and the first circuit board. Therefore, the inner module is formed into a modularized design to simplify the assembly procedure of the wireless earphone, which reduces the labor cost in assembling the wireless earphone significantly.Type: ApplicationFiled: April 11, 2019Publication date: June 25, 2020Inventors: Chin-Hsing LEE, Jin-Bo PENG, Chang-Hsien TUNG
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Publication number: 20200205287Abstract: An inner module with a retainer is installed primarily inside a wireless earphone, including a circuit loop, an insulation seat to fix the circuit loop, and at least a retainer. The circuit loop includes at least a first circuit board, and at least a second circuit board which is extended from the first circuit board. The insulation seat includes at least a base plate to enclose the first circuit board, and a first side wall which is extended from the base plate. The first side wall is provided with a first positioning slot to accommodate the second circuit board. The retainer is fixed on the first side wall to fix the second circuit board in the first positioning slot. Therefore, the inner module is formed into a modularized design to simplify the assembly procedure of the wireless earphone.Type: ApplicationFiled: March 27, 2019Publication date: June 25, 2020Inventors: Chin-Hsing LEE, Jin-Bo PENG, Chang-Hsien TUNG
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Publication number: 20200204892Abstract: An inner module assembly formed by a metal tape is installed primarily inside a wireless earphone. The inner module assembly includes a circuit loop having a first circuit board and a second circuit board, with the circuit loop being formed with plural junctions; a first metal tape which fixes the second circuit board and includes a first extension section extending to the outside of the second circuit board and having a first cut-off face; and an insulation seat which is formed on the first circuit board to enclose the circuit loop and the first metal tape, with part of the junctions and the first cut-off face being exposed on a surface of the insulation seat. Therefore, the inner module assembly is formed into a modularized design to simplify the assembly procedure of the wireless earphone.Type: ApplicationFiled: March 27, 2019Publication date: June 25, 2020Inventors: Chin-Hsing LEE, Jin-Bo PENG, Chang-Hsien TUNG
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Patent number: 10642440Abstract: A touch button with better feel in pressing is disposed on a casing, including a touch board having a touch area and a press area, a fixing element disposed on a side of the touch board to form a difference in height from the touch board, an elastic connector for connecting the touch board with the fixing element and forming a state of elastic vertical displacement between the press area and the casing, and plural elastic supporters forming an elastic supporting force to the press area, thereby enabling the press area to manifest the state of elastic vertical displacement on the casing by the elastic supporting force.Type: GrantFiled: July 10, 2018Date of Patent: May 5, 2020Assignee: CONCRAFT HOLDING CO., LTDInventors: Chang-Hsien Tung, Zheng-Xiang Wang
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Publication number: 20190299504Abstract: A method for manufacturing an elastic structure between two objects, in which the manufacturing method primarily consists of disposing a first object and a second object into a mold having a molding space and a flow channel, causing portions of the first object and the second object to protrude within the molding space; injecting a liquid plastic material into the molding space, causing the plastic material to cover the portions of the first object and the second object protruding into the molding space; and forming the elastic structure that connects between the first object and the second object after the liquid plastic material cools down and takes shape within the molding space. The elastic structure formed comprises two connecting portions respectively covering the first object and the second object, and an elastic portion located between the two connecting portions.Type: ApplicationFiled: August 2, 2018Publication date: October 3, 2019Inventors: Chang-Hsien TUNG, Zheng-Xiang WANG
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Publication number: 20190302933Abstract: A touch button with better feel in pressing is disposed on a casing, including a touch board having a touch area and a press area, a fixing element disposed on a side of the touch board to form a difference in height from the touch board, an elastic connector for connecting the touch board with the fixing element and forming a state of elastic vertical displacement between the press area and the casing, and plural elastic supporters forming an elastic supporting force to the press area, thereby enabling the press area to manifest the state of elastic vertical displacement on the casing by the elastic supporting force.Type: ApplicationFiled: July 10, 2018Publication date: October 3, 2019Inventors: Chang-Hsien TUNG, Zheng-Xiang WANG
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Publication number: 20190237889Abstract: The electrical connector includes an insulative housing having a columnar section and an annular groove surrounding the columnar section. The column section includes a mating face and a plurality of power contact passageways and a plurality of signal contact passageways extending through the mating face wherein the signal contacts and the power contacts are commonly arranged with a cross configuration area to have the signal contacts located by opposite upper and lower sides of the power contacts. Both the power contacts and the signal contacts of the plug connector are of a blade type while both the power contacts and the signal contacts of the receptacle connector are of a clamp type wherein each signal contact has one clamping structure while each power contact has a pair of clamping structures side by side arranged with each other.Type: ApplicationFiled: January 26, 2019Publication date: August 1, 2019Inventors: BIN PENG, KUO-CHUN HSU, CHANG-HSIEN TUNG, ZHI-JIAN CHEN
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Patent number: 8628358Abstract: An electrical connector includes an insulative housing defining a mating cavity recessed from a front face towards a supporting face of a tongue portion arranged within the housing and a central contact arranged within the housing. The central contact includes a contacting part movably arranged in the tongue portion and having a mating portion extending beyond the supporting face, and a connecting part disposed within the housing and capable of intersecting with the contacting part at rear portion of the housing.Type: GrantFiled: April 18, 2011Date of Patent: January 14, 2014Assignee: Hon Hai Precision Industry Co., Ltd.Inventors: Chang-Hsien Tung, Kuo-Chun Hsu
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Patent number: 8475216Abstract: An electrical connector includes an insulative housing defining a receiving cavity thereof, a tongue member retained to the receiving cavity, and a shell surrounding the housing. The tongue member includes first and second tongue modules interlocked with each other, the first tongue module retains a plurality of first contacts thereof and the second tongue module retains a plurality of second contacts thereof. The first tongue module defines a retaining slot at a front portion thereof and a blocking plate surrounding the retaining slot, the second tongue module defines at least one retaining portion received in the retaining slot and supported by the blocking plate.Type: GrantFiled: January 3, 2011Date of Patent: July 2, 2013Assignee: Hon Hai Precision Industry Co., Ltd.Inventors: Chang-Hsien Tung, Kuo-Chun Hsu
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Patent number: 8430694Abstract: An electrical card connector (100) for receiving a card (7) with conductive traces (711) formed on a top side thereof includes a first insulative housing (1) having a base portion (11) and a tongue portion (12) extending forwardly from the base portion; a contact module (4) having an insulator (42) and a plurality of contacts (41) combined with an insulator; and a card receiving space (10) formed between the insulator and the tongue portion, with contacting portions (411) of the contacts extending into the card receiving space from an upper direction for mating with the conductive traces.Type: GrantFiled: February 28, 2011Date of Patent: April 30, 2013Assignee: Hon Hai Precision Industry Co., Ltd.Inventors: Chang-Hsien Tung, Kuo-Chun Hsu, Hung-Chi Yu
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Patent number: 8308513Abstract: An electrical connector includes an insulative housing and contacts received therein. The insulative housing defines a retaining section and a mating tongue projecting beyond the retaining section perpendicularly. A plurality of terminal grooves are defined on the mating tongue and extending along a front-to-rear direction. A plurality of positioning slots are defined on the retaining section and extending along a vertical direction perpendicular to the front-to-rear direction and in communication with the terminal grooves respectively. Each contact comprises a contact portion secured in the terminal groove on the mating tongue and a solder tail secured in the positioning slot on the retaining section. The contacts are divided into signal contacts and grounding contacts, solder tails of said signal contacts and grounding contacts are separately located at different rows alone in the front-to-rear direction.Type: GrantFiled: April 17, 2011Date of Patent: November 13, 2012Assignee: Hon Hai Precision Ind. Co., LtdInventors: Kuo-Chun Hsu, Chang-Hsien Tung, Hui-Wen Yang
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Patent number: 8231410Abstract: An electrical connector includes a metallic shell defining a mating frame and a shielding portion, a bracket assembled to the shielding portion of the shell and defining an opening therethrough, and a mating member securely assembled to the bracket and having a front portion accessible from the opening. The mating member includes a first housing having opposite first and second surfaces and defined with first and second receiving grooves respectively, and a plurality of first contacts attached to the first receiving grooves, and a plurality of second contacts attached to the second receiving grooves, before the first housing is inserted into the bracket.Type: GrantFiled: February 21, 2011Date of Patent: July 31, 2012Assignee: Hon Hai Precision Ind. Co., Ltd.Inventors: Chang-Hsien Tung, Kuo-Chun Hsu
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Publication number: 20120083162Abstract: An electrical card connector (100) for receiving a card (7) with conductive traces (711) formed on a top side thereof includes a first insulative housing (1) having a base portion (11) and a tongue portion (12) extending forwardly from the base portion; a contact module (4) having an insulator (42) and a plurality of contacts (41) combined with an insulator; and a card receiving space (10) formed between the insulator and the tongue portion, with contacting portions (411) of the contacts extending into the card receiving space from an upper direction for mating with the conductive traces.Type: ApplicationFiled: February 28, 2011Publication date: April 5, 2012Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: Chang-Hsien Tung, Kuo-Chun Hsu, Hung-Chi Yu
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Patent number: 8142231Abstract: An electrical connector includes an insulative housing and a first and second contact received in the housing. The housing defines a mating face, a rear face opposite to the mating face, and a supporting face disposed between the mating and rear faces. A mating cavity recesses from the mating face towards the supporting face and disposed therebetween, and a receiving groove recesses forwards from the rear face and runs through the supporting face to communicate with the mating cavity. The first contact is retained in the receiving groove with an elastic contacting porting running through the supporting face and projecting into the mating cavity. The second contact is retained in the housing and includes two opposite second contacting portions disposed at two opposite sides of the elastic contacting portion of the first contact. A mating connector can be rotated to disengage from the electrical connector.Type: GrantFiled: July 21, 2010Date of Patent: March 27, 2012Assignee: Hon Hai Precision Ind. Co., Ltd.Inventors: Chang-Hsien Tung, Kuo-Chun Hsu, Wei-Chung Lin, Kai-Li Wang