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).

  • Patent number: 9089065
    Abstract: 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: Grant
    Filed: September 26, 2013
    Date of Patent: July 21, 2015
    Assignee: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventor: Dao-Kuan Zhang
  • Publication number: 20150147914
    Abstract: 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: Application
    Filed: November 24, 2014
    Publication date: May 28, 2015
    Inventors: SHENG-PIN GAO, DAO-KUAN ZHANG, CHIH-CHING HSU
  • Publication number: 20150056826
    Abstract: 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: Application
    Filed: August 25, 2014
    Publication date: February 26, 2015
    Inventors: SHENG-PIN GAO, CHIH-CHING HSU, DAO-KUAN ZHANG
  • Publication number: 20150056825
    Abstract: 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: Application
    Filed: August 25, 2014
    Publication date: February 26, 2015
    Inventors: CHIH-CHING HSU, SHENG-PIN GAO, YONG-CHUN XU, DAO-KUAN ZHANG
  • Publication number: 20150056827
    Abstract: 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: Application
    Filed: August 25, 2014
    Publication date: February 26, 2015
    Inventors: SHENG-PIN GAO, CHIH-CHING HSU, DAO-KUAN ZHANG
  • Publication number: 20140335726
    Abstract: 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: Application
    Filed: May 8, 2014
    Publication date: November 13, 2014
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventor: DAO-KUAN ZHANG
  • Publication number: 20140213100
    Abstract: 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: Application
    Filed: January 23, 2014
    Publication date: July 31, 2014
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: WAN-LI XUAN, DAO-KUAN ZHANG
  • Publication number: 20140087594
    Abstract: 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: Application
    Filed: September 26, 2013
    Publication date: March 27, 2014
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventor: DAO-KUAN ZHANG
  • Patent number: 8669565
    Abstract: 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: Grant
    Filed: June 15, 2011
    Date of Patent: March 11, 2014
    Assignee: Cree Huizhou Solid State Lighting Company Limited
    Inventors: Chi Keung Chan, Zhi Kuan Zhang, Xiang Fei, Hao Liu, Ju Zuo Sheng, David Todd Emerson
  • Patent number: 8487326
    Abstract: 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: Grant
    Filed: June 15, 2011
    Date of Patent: July 16, 2013
    Assignee: Cree, Inc.
    Inventors: Chi Keung Chan, Zhi Kuan Zhang, Yue Kwong Lau, Xiang Fei, Hao Liu, Ju Zuo Sheng, David Todd Emerson
  • Patent number: 8292675
    Abstract: 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: Grant
    Filed: June 14, 2011
    Date of Patent: October 23, 2012
    Assignee: Hon Hai Precision Ind. Co., Ltd
    Inventor: Dao-Kuan Zhang
  • Patent number: 8202119
    Abstract: 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: Grant
    Filed: November 4, 2010
    Date of Patent: June 19, 2012
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventor: Dao-Kuan Zhang
  • Publication number: 20120119230
    Abstract: 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: Application
    Filed: June 15, 2011
    Publication date: May 17, 2012
    Inventors: Chi Keung CHAN, Zhi Kuan Zhang, Yue Kwong Lau, Xiang Fei, Hao Liu, Ju Zuo Sheng, David Todd Emerson
  • Publication number: 20120120118
    Abstract: 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: Application
    Filed: June 15, 2011
    Publication date: May 17, 2012
    Inventors: Chi Keung Chan, Zhi Kuan Zhang, Xiang Fei, Hao Liu, Ju Zuo Sheng, David Todd Emerson
  • Publication number: 20110306222
    Abstract: 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: Application
    Filed: June 14, 2011
    Publication date: December 15, 2011
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventor: DAO-KUAN ZHANG
  • Patent number: 8070512
    Abstract: 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: Grant
    Filed: September 9, 2010
    Date of Patent: December 6, 2011
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Wan-Li Xuan, Dao-Kuan Zhang, Wei-Kang Liu
  • Publication number: 20110104946
    Abstract: 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: Application
    Filed: November 4, 2010
    Publication date: May 5, 2011
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventor: DAO-KUAN ZHANG
  • Publication number: 20110065315
    Abstract: 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: Application
    Filed: September 9, 2010
    Publication date: March 17, 2011
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: WAN-LI XUAN, DAO-KUAN ZHANG, WEI-KANG LIU
  • Patent number: 7648390
    Abstract: 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: Grant
    Filed: May 22, 2009
    Date of Patent: January 19, 2010
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Dao-Kuan Zhang, Qing Wan
  • Publication number: 20090298338
    Abstract: 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: Application
    Filed: May 22, 2009
    Publication date: December 3, 2009
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: DAO-KUAN ZHANG, QING WAN