Patents by Inventor Kuan Zhang
Kuan Zhang 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: 9089065Abstract: An electrical connector comprises a connector body. The connector body includes an insulative housing and a contact module received in the insulative housing. The contact module includes a spacer and a plurality of contacts received in the spacer. Each of the contacts have a foot portion for being mounted onto an external printed circuit board. The insulative housing has a plurality of mating ports defined in a vertical front face. The electrical connector also includes a connector standoff assembled under the connector body to support the connector body. The connector standoff includes a base portion and four locking arms extending from the base portion along a down-to-up direction, and two of the locking arms engage with the spacer. The foot portion extends downwardly through the connector standoff.Type: GrantFiled: September 26, 2013Date of Patent: July 21, 2015Assignee: HON HAI PRECISION INDUSTRY CO., LTD.Inventor: Dao-Kuan Zhang
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Publication number: 20150147914Abstract: An electrical connector includes an insulative housing, a lower mating contact module, and an upper mating contact module. The insulative housing has a lower receiving cavity, an upper receiving cavity, and an intermediate wall located therebetween. The lower mating contact module has a lower insulating carrier and a set of lower mating contacts secured to the lower insulating carrier. The upper mating contact module has an upper insulating carrier and a set of upper mating contacts secured to the upper insulating carrier. The intermediate wall defines a lower passageway extending along a front-to-back direction and an upper passageway disposed above the lower passageway. The lower insulating carrier has a lower fixing arm inserted and fixed in the lower passageway, and the upper insulating carrier has an upper fixing arm inserted and fixing in the upper passageway.Type: ApplicationFiled: November 24, 2014Publication date: May 28, 2015Inventors: SHENG-PIN GAO, DAO-KUAN ZHANG, CHIH-CHING HSU
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Publication number: 20150056826Abstract: A modular jack includes an insulative housing, a set of central shields, and a set of insert modules. The modular jack defines a mounting port. Each insert module includes a printed circuit broad assembly (PCBA) disposed horizontally in the mounting port and a terminal module located below the PCBA. The terminal module has a set of first terminals, a set of second terminals, and an insulative carrier holding the first and second terminals. Each central shield is disposed between two adjacent insert modules and mounted to the insulative housing. The central shield has a metal wafer and an insulative body for holding the metal wafer. The insulative body includes a pressing face extending along a front-to-back direction and the insulative carrier has a receiving pressure face extending along the front-to-back direction. Each terminal has a mounting portion for electrically and mechanically engaged with an exterior PCB.Type: ApplicationFiled: August 25, 2014Publication date: February 26, 2015Inventors: SHENG-PIN GAO, CHIH-CHING HSU, DAO-KUAN ZHANG
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Publication number: 20150056825Abstract: A modular jack includes an insulative housing and an insert module mounted from the mounting port to the insulative housing along a back-to-front direction. The insulative housing defines a lower port, an upper port stacked on the lower port, and a mounting port located behind the lower and upper ports. Each of the lower and upper ports is used for mating with a modular plug connector. The insert module comprises a printed circuit broad assembly (PCBA) disposed horizontally in the mounting port and a terminal module located below the PCBA. The PCBA includes a top face, a bottom face, a set of upper contacts each having an upper contacting portion extending in the upper port, a set of lower contacts each having a lower contacting portion extending in the lower port, and a plurality of isolation transformers mounted on the top and bottom faces.Type: ApplicationFiled: August 25, 2014Publication date: February 26, 2015Inventors: CHIH-CHING HSU, SHENG-PIN GAO, YONG-CHUN XU, DAO-KUAN ZHANG
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Publication number: 20150056827Abstract: A modular jack includes an insulative housing, a lower PCB (printed circuit board), an upper PCB, a set of lower contacts mounted on the lower PCB, a set of upper contacts mounted on the upper PCB, and a terminal module located below the lower PCB. The terminal module has a set first terminals electrically connected to the upper contacts through the upper PCB, a set of second terminals electrically connected to the lower contacts through the lower PCB, and a metal shielding plate disposed between the first and second terminals. The lower PCB has a first edge with a lower cutout recessed therefrom and the upper PCB has a second edge with an upper cutout recessed therefrom. The metal shielding plate has a top inserting section inserted in the lower and upper cutouts and soldered to the upper and lower PCBs only in one soldering process.Type: ApplicationFiled: August 25, 2014Publication date: February 26, 2015Inventors: SHENG-PIN GAO, CHIH-CHING HSU, DAO-KUAN ZHANG
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Publication number: 20140335726Abstract: An electrical connector (100) comprises an inslulative housing (2) and a shielding shell (8) surrounding the insulative housing. The inslulative housing includes a front wall (21) and a receptacle port (28, 29) extending along a front-to-back direction for insertion of a plug connector. The shielding shell includes a front shell (811) surrounding the front wall. The shielding shell includes a front spring tap (8112) extending cantilevered along a left-to-right direction. The front spring tap includes a first end (8113) connected with the front shell and a second end (8114) disposed in front of the front shell so that the first end is positioned close to a left edge (8115) of the front shell and the second end is positioned close to a right edge (8116) of the front shell.Type: ApplicationFiled: May 8, 2014Publication date: November 13, 2014Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventor: DAO-KUAN ZHANG
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Publication number: 20140213100Abstract: An electrical connector (100) includes a mating port (15) for insertion of a plug connector, a first indicating assembly (5) for indicating a communication status of the mating port, and a second indicating assembly (6) for indicating another communication status of the mating port. The first indicating assembly includes a first light pipe (51) extending along the front-to-back direction and a first light emitting diode (52) extending along a top-to-bottom direction. The first LED has a number of first pins for mounting onto an exterior substrate and a first light emitting portion (521). The first light emitting portion has a number of first surrounding walls (5211) over molded with a first opaque layer (71).Type: ApplicationFiled: January 23, 2014Publication date: July 31, 2014Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: WAN-LI XUAN, DAO-KUAN ZHANG
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Publication number: 20140087594Abstract: An electrical connector comprises a connector body. The connector body includes an insulative housing and a contact module received in the insulative housing. The contact module includes a spacer and a plurality of contacts received in the spacer. Each of the contacts have a foot portion for being mounted onto an external printed circuit board. The insulative housing has a plurality of mating ports defined in a vertical front face. The electrical connector also includes a connector standoff assembled under the connector body to support the connector body. The connector standoff includes a base portion and four locking arms extending from the base portion along a down-to-up direction, and two of the locking arms engage with the spacer.Type: ApplicationFiled: September 26, 2013Publication date: March 27, 2014Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventor: DAO-KUAN ZHANG
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Patent number: 8669565Abstract: LED devices includes a lead frame having a reflector cup with a round bottom surface and a wall surface having a variable inclination with respect to the bottom surface and defining an opening at an upper end thereof. An LED is mounted on the bottom surface of the reflector cup, and an LED module includes first and second LED device that emit different colors. The first and second LED devices have substantially matched far field patterns in a first and second direction, where a first viewing angle in the first direction is less than about 99°.Type: GrantFiled: June 15, 2011Date of Patent: March 11, 2014Assignee: Cree Huizhou Solid State Lighting Company LimitedInventors: Chi Keung Chan, Zhi Kuan Zhang, Xiang Fei, Hao Liu, Ju Zuo Sheng, David Todd Emerson
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Patent number: 8487326Abstract: An LED package and a lead frame include a reflector cup having a bottom surface with an LED asymmetrically positioned on the bottom surface and a wall surface inclined relative to the bottom surface and defining an opening at an upper end thereof. The bottom surface of the reflector cup has a first axial dimension along a first axis and a second axial dimension along a second axis, orthogonal to the first axis. A display having an asymmetrical FFP and asymmetrical screen curve includes an array of the LED modules including a plurality of LED packages. At least some of the LED packages include a dome-shaped lens asymmetrically positioned with respect to a geometric center of the bottom surface of the reflector cup.Type: GrantFiled: June 15, 2011Date of Patent: July 16, 2013Assignee: Cree, Inc.Inventors: Chi Keung Chan, Zhi Kuan Zhang, Yue Kwong Lau, Xiang Fei, Hao Liu, Ju Zuo Sheng, David Todd Emerson
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Patent number: 8292675Abstract: An electrical connector (100) for insertion of a first plug (800) along a mating direction. The electrical connector includes an insulative housing (1) and a contact module (3) assembled to the insulative housing. The insulative housing includes an opening (10), a receiving cavity (11) and a pair of blocking member (14) provided in the receiving cavity. The blocking member includes a guiding portion adjacent to the opening, and a resilient portion (141) projecting more inwardly to the receiving cavity along a transverse direction perpendicular to the mating direction than the guiding portion, to thereby form a shoulder portion (144) facing to the opening between the guiding portion and the resilient portion. The resilient portion is deformable sidewardly along the transverse direction.Type: GrantFiled: June 14, 2011Date of Patent: October 23, 2012Assignee: Hon Hai Precision Ind. Co., LtdInventor: Dao-Kuan Zhang
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Patent number: 8202119Abstract: An electrical connector (100) includes an insulative housing (1) defining a USB port (11) including a tongue portion (12) defining four first recesses (121) receiving four first terminals and one second recess (122) for receiving one second terminal. The four first terminals and the second terminal are arranged side-by-side at a same side of the tongue portion. The second terminal includes a second contact beam having a width smaller than that of a first contact beam of the first terminal.Type: GrantFiled: November 4, 2010Date of Patent: June 19, 2012Assignee: Hon Hai Precision Ind. Co., Ltd.Inventor: Dao-Kuan Zhang
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Publication number: 20120119230Abstract: An LED package and a lead frame include a reflector cup having a bottom surface with an LED asymmetrically positioned on the bottom surface and a wall surface inclined relative to the bottom surface and defining an opening at an upper end thereof. The bottom surface of the reflector cup has a first axial dimension along a first axis and a second axial dimension along a second axis, orthogonal to the first axis. A display having an asymmetrical FFP and asymmetrical screen curve includes an array of the LED modules including a plurality of LED packages. At least some of the LED packages include a dome-shaped lens asymmetrically positioned with respect to a geometric center of the bottom surface of the reflector cup.Type: ApplicationFiled: June 15, 2011Publication date: May 17, 2012Inventors: Chi Keung CHAN, Zhi Kuan Zhang, Yue Kwong Lau, Xiang Fei, Hao Liu, Ju Zuo Sheng, David Todd Emerson
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Publication number: 20120120118Abstract: LED devices includes a lead frame having a reflector cup with a round bottom surface and a wall surface having a variable inclination with respect to the bottom surface and defining an opening at an upper end thereof. An LED is mounted on the bottom surface of the reflector cup, and an LED module includes first and second LED device that emit different colors. The first and second LED devices have substantially matched far field patterns in a first and second direction, where a first viewing angle in the first direction is less than about 99°.Type: ApplicationFiled: June 15, 2011Publication date: May 17, 2012Inventors: Chi Keung Chan, Zhi Kuan Zhang, Xiang Fei, Hao Liu, Ju Zuo Sheng, David Todd Emerson
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Publication number: 20110306222Abstract: An electrical connector (100) for insertion of a first plug (800) along a mating direction. The electrical connector includes an insulative housing (1) and a contact module (3) assembled to the insulative housing. The insulative housing includes an opening (10), a receiving cavity (11) and a pair of blocking member (14) provided in the receiving cavity. The blocking member includes a guiding portion adjacent to the opening, and a resilient portion (141) projecting more inwardly to the receiving cavity along a transverse direction perpendicular to the mating direction than the guiding portion, to thereby form a shoulder portion (144) facing to the opening between the guiding portion and the resilient portion. The resilient portion is deformable sidewardly along the transverse direction.Type: ApplicationFiled: June 14, 2011Publication date: December 15, 2011Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventor: DAO-KUAN ZHANG
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Patent number: 8070512Abstract: A stacked electrical connector (100) has a mounting face to be mounted on a printed circuit board (80). The stacked electrical connector (100) comprises an insulating housing (20) defining a mating port (220) for mating with a mating plug and a cavity (222) below the mating port (220) in a front face (22), and a stacked USB 3.0 connector (40) received in the cavity (222) of the insulating housing (20). The stacked USB 3.0 connector (40) has two stacked mating ports (425, 427) aligned with the mating port (220) of the insulating housing (20) along the front face (22). The cavity (222) extends rearwardly from the front face (22) a front-to-back length (L) equaling a corresponding length of a stacked USB 2.0 connector.Type: GrantFiled: September 9, 2010Date of Patent: December 6, 2011Assignee: Hon Hai Precision Ind. Co., Ltd.Inventors: Wan-Li Xuan, Dao-Kuan Zhang, Wei-Kang Liu
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Publication number: 20110104946Abstract: An electrical connector (100) includes an insulative housing (1) defining a USB port (11) including a tongue portion (12) defining four first recesses (121) receiving four first terminals and one second recess (122) for receiving one second terminal. The four first terminals and the second terminal are arranged side-by-side at a same side of the tongue portion. The second terminal includes a second contact beam having a width smaller than that of a first contact beam of the first terminal.Type: ApplicationFiled: November 4, 2010Publication date: May 5, 2011Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventor: DAO-KUAN ZHANG
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Publication number: 20110065315Abstract: A stacked electrical connector (100) has a mounting face to be mounted on a printed circuit board (80). The stacked electrical connector (100) comprises an insulating housing (20) defining a mating port (220) for mating with a mating plug and a cavity (222) below the mating port (220) in a front face (22), and a stacked USB 3.0 connector (40) received in said cavity (222) of the insulating housing (20). The stacked USB 3.0 connector (40) has two stacked mating ports (425, 427) aligned with the mating port (220) of the insulating housing (20) along the front face (22). The cavity (222) extends rearwardly from the front face (22) a front-to-back length (L) equaling a corresponding length of a stacked USB 2.0 connector.Type: ApplicationFiled: September 9, 2010Publication date: March 17, 2011Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: WAN-LI XUAN, DAO-KUAN ZHANG, WEI-KANG LIU
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Patent number: 7648390Abstract: An electrical connector (100) includes an insulative housing (10), a number of first contacts (20), a contact module (30) and a metallic shell (40). The insulative housing has a mating face (14), a first receiving cavity (15) and a second receiving cavity (16) recessed from the mating face. The first contacts are disposed in the insulative housing. The contact module is received in the second receiving cavity and has an insulative base (31), a number of second contacts (32) and a shielding plate (33). The metallic shell is attached to the mating face of the insulative housing and having a plate section (41) defining a central opening (410) in alignment with the first receiving cavity, and a pair of opposite ends (42) extending from the plate section and inserted in the insulative housing. The metallic shell has electrical connection with the shielding plate of the contact module.Type: GrantFiled: May 22, 2009Date of Patent: January 19, 2010Assignee: Hon Hai Precision Ind. Co., Ltd.Inventors: Dao-Kuan Zhang, Qing Wan
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Publication number: 20090298338Abstract: An electrical connector (100) includes an insulative housing (10), a number of first contacts (20), a contact module (30) and a metallic shell (40). The insulative housing has a mating face (14), a first receiving cavity (15) and a second receiving cavity (16) recessed from the mating face. The first contacts are disposed in the insulative housing. The contact module is received in the second receiving cavity and has an insulative base (31), a number of second contacts (32) and a shielding plate (33). The metallic shell is attached to the mating face of the insulative housing and having a plate section (41) defining a central opening (410) in alignment with the first receiving cavity, and a pair of opposite ends (42) extending from the plate section and inserted in the insulative housing. The metallic shell has electrical connection with the shielding plate of the contact module.Type: ApplicationFiled: May 22, 2009Publication date: December 3, 2009Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: DAO-KUAN ZHANG, QING WAN