Patents by Inventor Li-Ping Chen

Li-Ping Chen 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).

  • Publication number: 20110122564
    Abstract: A computer includes an enclosure, a platform, a motherboard and at least one disk drive. A receiving space is defined by the enclosure. The platform divides the receiving space into at least two housings. The motherboard and the at least one disk drive are located in different housings.
    Type: Application
    Filed: January 28, 2010
    Publication date: May 26, 2011
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: CHUNG-CHENG HSIEH, CHIEN-FA HUANG, CHE-YU KUO, LI-PING CHEN
  • Publication number: 20110121005
    Abstract: An enclosure includes a bottom panel and a side panel extending from the bottom panel. The side panel is substantially perpendicular to the bottom panel. The side panel has an opening and a flange surrounding the opening. A cross section of the flange includes a first side portion, a bent portion extending from the first side portion, and a second side portion. An angle is defined by the second side portion and the side panel is larger than 90 degrees. The flange is configured to prevent the opening to be deformed.
    Type: Application
    Filed: March 22, 2010
    Publication date: May 26, 2011
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: Tsun-Hsien Chou, Chung-Cheng Hsieh, Li-Ping Chen
  • Patent number: 7946880
    Abstract: An electronic connector assembly includes a first connector, a second connector, and a handle. The first connector includes a main portion and two shoulders. Each shoulder defines a groove. The main portion forms at least one wedge thereon. The second connector defines at least one securing hole, which receives the at least one wedge positioned therein. The handle includes a cord and two securing portions formed on opposite ends of the cord. The two securing portions are secured in the grooves of the two shoulders of the first connector to mount the handle on the first connector. The handle is capable of being pulled to disengage the first connector from the second connector.
    Type: Grant
    Filed: September 25, 2009
    Date of Patent: May 24, 2011
    Assignee: Hon Hai Precision Industry Co., Ltd.
    Inventors: Lung-Sheng Tsai, Chia-Kang Wu, Li-Ping Chen
  • Publication number: 20110116229
    Abstract: An electronic device includes a chassis having a bottom wall, a rear wall, and a sidewall perpendicular to each other. A motherboard is secured on the chassis bottom wall. A first socket is disposed on the motherboard. A mounting bracket is secured in the chassis above the motherboard. The mounting bracket includes a first mounting wall and a second mounting wall. The first mounting wall is parallel to and spaced from the sidewall of the chassis, and the second mounting wall is parallel to and spaced from the rear wall. A first riser card is coupled to the first socket on the motherboard, and is secured to the first mounting wall of the mounting bracket. An expansion card module is accommodated in the mounting bracket and parallel to the bottom wall of the chassis.
    Type: Application
    Filed: February 2, 2010
    Publication date: May 19, 2011
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: Chung-Cheng Hsieh, Ching-Wei Hsu, Li-Ping Chen
  • Publication number: 20110116227
    Abstract: A computer system includes a chassis, a motherboard, an isolation component, and a block. The chassis includes a bottom wall, and a sidewall connected to the bottom wall. The motherboard is secured to the chassis. A heat sink is secured to the motherboard for cooling a chip mounted on the motherboard. An isolation component is secured to the chassis between the bottom wall and the motherboard. The isolation component includes a bent piece attached to the side wall and positioned between the heat sink and the sidewall. A distance is defined between the bent piece and the heat sink. The block is attached to the bent piece and positioned between the heat sink and the sidewall to span the distance.
    Type: Application
    Filed: March 2, 2010
    Publication date: May 19, 2011
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: Chung-Cheng Hsieh, Ching-Wei Hsu, Li-Ping Chen
  • Patent number: 7945172
    Abstract: An improved precompensation circuit includes a greatly improved differentiator in the dispersion precompensation path, a preprocessor in the dispersion precompensation path for reducing f2?f1 type Composite Second Order (CSO) distortion, and a broadband phase shifter for compensating undesired vector interaction between the laser predistortion and dispersion compensation.
    Type: Grant
    Filed: May 20, 2008
    Date of Patent: May 17, 2011
    Assignee: Harmonic, Inc.
    Inventors: Wei Huang, Thomas C. Lam, Li-Ping Chen
  • Publication number: 20110110028
    Abstract: A computer system includes a chassis and a frame. The chassis includes a chassis bottom wall, a first chassis sidewall connected to the chassis bottom wall, and a second chassis sidewall connected to the chassis bottom wall. The frame includes a mounting bracket and a retaining bracket. The mounting bracket is secured to at least one of the chassis bottom wall and the first and second chassis sidewalls. The mounting bracket defines a through opening configured for to have a disk drive inserted through the opening. The retaining bracket defines a holding space configured for receiving the disk drive. The through opening is in communication with the holding space. The mounting bracket includes a mounting bracket top wall. The retaining bracket includes a retaining bracket top wall. The retaining bracket top wall extends from the mounting bracket top wall.
    Type: Application
    Filed: January 28, 2010
    Publication date: May 12, 2011
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: CHEN-RUEI TU, LI-PING CHEN
  • Publication number: 20110110030
    Abstract: A computer system includes a chassis, a motherboard secured to the chassis, and a heat sink. A chip is mounted on the motherboard. A securing component secured to the motherboard adjacent the chip. The securing component defines an opening. Two positioning posts are located on the motherboard and adjoin two opposite edges of the opening. Each positioning post defines a fastener hole. A heat sink includes a main body and a fin portion located on the fin portion. The main body defines two through holes. The fin portion defines two recesses to expose the through holes. The heat sink is secured to the securing component, by two fasteners engaged in the through holes and the fastener holes.
    Type: Application
    Filed: February 25, 2010
    Publication date: May 12, 2011
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: CHEN-LU FAN, LI-PING CHEN, YI-LUNG CHOU
  • Publication number: 20110110024
    Abstract: A computer system includes a motherboard, a power supply unit, an interconnect card, and a chassis. The motherboard includes a power connector capable of transmitting power to the motherboard. The power supply unit includes a power supply unit connector. The interconnect card includes a first connector and a second connector. The power supply unit and the motherboard are mounted in the chassis. The first connector is connected with the power supply unit connector, and the second connector connected with the power connector.
    Type: Application
    Filed: December 31, 2009
    Publication date: May 12, 2011
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: TSUN-HSIEN CHOU, CHUNG-CHENG HSIEH, LI-PING CHEN
  • Publication number: 20110110033
    Abstract: A mounting apparatus includes a mounting bracket, a mounting piece adapted to mount a PCI card to the mounting bracket, and a securing member. The mounting bracket includes a base and a blocking plate. The mounting piece includes an elongated body and a mounting end. The securing member includes a first pivoting portion pivotably attached to the mounting bracket, a pressing portion, and a mounting portion. The mounting portion includes a securing portion. The securing portion includes a handling portion and a second engaging portion extending from the handling portion. The second engaging portion engages the first engaging portion. The handling portion is configured to drive the second engaging portion to disengage the first engaging portion by pressing the handling portion.
    Type: Application
    Filed: March 24, 2010
    Publication date: May 12, 2011
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: CHUNG-CHENG HSIEH, LI-PING CHEN, CHING-WEI HSU
  • Publication number: 20110110056
    Abstract: A mounting apparatus for a PCI card includes a mounting bracket, a mounting piece for attaching the PCI card to the mounting bracket, and a securing member. The mounting bracket has a base and a blocking plate bent from the base. The mounting piece includes an elongated body and a mounting end bent from the elongated body. The elongated body adjoins the base and the mounting end abuts on the blocking plate. The securing member includes a first pivoting portion pivotably attached to the mounting bracket, a pressing portion extending from the pivoting portion, and a securing portion extending from the pressing portion. The pressing portion elastically abuts against the mounting end, thereby sandwiching the mounting end between the blocking plate and the pressing portion. The securing portion is for driving the pressing portion to move away from the mounting end by handling the securing portion.
    Type: Application
    Filed: February 26, 2010
    Publication date: May 12, 2011
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: CHUNG-CHENG HSIEH, CHING-WEI HSU, LI-PING CHEN
  • Publication number: 20110110032
    Abstract: A bracket assembly is used for an expansion card. The bracket assembly includes a panel and a handle. The panel includes a top edge. The handle is attached to a side of the panel. The handle is capable of pivoting about a pivot axis perpendicular to the panel. The handle includes a lifting arm, a blocking arm, and a connecting arm. The lifting arm, the blocking arm and the connecting arm are connected end to end. An opening is defined by the lifting arm, the blocking arm and the connecting arm. The handle is capable of being rotated between a first position where the handle is urged to reside under the top edge of the panel and a second position where the opening extend above the top edge of the panel.
    Type: Application
    Filed: December 31, 2009
    Publication date: May 12, 2011
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: Che-Yu KUO, Li-Ping CHEN
  • Publication number: 20110110051
    Abstract: A mounting apparatus for an expansion card with a blocking piece is disclosed. The mounting apparatus includes a mounting bracket and a fixing piece. The mounting bracket includes a support plate with two bent portions. The fixing piece is pivotably mounted on the mounting bracket. The fixing piece includes a resisting piece, two resilient pressing pieces, and an engaging portion. The resisting piece secures the blocking piece to the support plate. The two resilient pressing pieces are connected to the resisting piece. The engaging portion retains the fixing piece to the mounting bracket. A pivot portion protrudes from each pressing piece and is received in each bent portion. The two pressing pieces are oppositely pressed to disengage the pivot portion from the bent portion.
    Type: Application
    Filed: December 31, 2009
    Publication date: May 12, 2011
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventor: LI-PING CHEN
  • Publication number: 20110103012
    Abstract: A bracket is used for retaining an expansion card. The expansion card includes a slot cover. The bracket includes a top and a back and a retaining member. The top is perpendicular to the back. The back defines at least one expansion slot. The retaining member comprises an elongated body. The retaining member is pivotally attached to the top about a pivot axis. The pivot axis is substantially perpendicular to the back. The retaining member is capable of securing the slot cover to the mounting flange of the back at a locked position.
    Type: Application
    Filed: March 8, 2010
    Publication date: May 5, 2011
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: CHE-YU KUO, LI-PING CHEN
  • Publication number: 20110101180
    Abstract: A bracket assembly includes a bracket, a handle, a positioning member, and the securing clip. The handle is attached to the bracket on a first side. The handle defines an opening. The positioning member includes a base and a post. The base abuts the second side of the bracket opposite to the first side of the bracket. The post extends through the bracket and the opening of the handle. The securing clip is attached to the post and secures the handle to the bracket. The handle is capable of pivoting about the post.
    Type: Application
    Filed: March 8, 2010
    Publication date: May 5, 2011
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: CHEN-RUEI TU, LI-PING CHEN
  • Publication number: 20110102994
    Abstract: A mounting apparatus for a PCI card includes a mounting bracket, a securing piece adapted to attach the PCI card to the mounting bracket and a securing member. The mounting bracket has a base and a blocking plate perpendicular to the base. The securing member includes a pressing piece and a securing piece rotatably attached to the pressing piece. The mounting piece includes a mounting end. The securing piece includes a securing portion. The securing piece is capable of engaging with an inside surface of the mounting bracket by rotating the securing piece relative to the pressing piece, thereby sandwiching the mounting end of the securing piece between the blocking plate and the pressing piece.
    Type: Application
    Filed: February 8, 2010
    Publication date: May 5, 2011
    Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) Co., LTD.
    Inventors: WEN-HU LU, YA-NI ZHANG, YI-LUNG CHOU, LI-PING CHEN
  • Publication number: 20110103010
    Abstract: An electronic device includes a chassis. The chassis has a bottom wall and a rear wall, substantially perpendicular to the bottom wall. A motherboard is disposed on the bottom wall, and a riser card is perpendicularly connected to the motherboard. An expansion card is substantially parallel to the motherboard and coupled to the riser card. The expansion card has a first end and a second end, and the first end is secured to the rear wall. An airflow duct is located on the bottom wall of the chassis. A supporting bar protrudes from the airflow duct. A securing member is pivotably mounted to the airflow duct. The securing member includes a pressing plate. The second end of the expansion card is clamped between the pressing plate and the supporting bar of the airflow duct.
    Type: Application
    Filed: March 10, 2010
    Publication date: May 5, 2011
    Applicants: HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD., HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: Ya-Ni ZHANG, Wen-Hu LU, Yi-Lung CHOU, Li-Ping CHEN
  • Publication number: 20110096500
    Abstract: An electronic device includes a chassis, a motherboard, an airflow duct, and an expansion card. The chassis includes a bottom wall, a rear wall, and a sidewall. A motherboard is disposed on the bottom wall, and a riser card perpendicularly connected to the motherboard. An expansion card is parallel to the motherboard and inserted in the riser card. The expansion card has a first end and a second end. The first end is secured to the rear wall of the chassis. An airflow duct is located on the bottom wall of the chassis. The airflow duct includes a mounting wall parallel to the chassis rear wall. The first end of the expansion card is secured to the rear wall, and the second end of the expansion card is mounted to the mounting wall of the airflow duct.
    Type: Application
    Filed: March 8, 2010
    Publication date: April 28, 2011
    Applicants: HONG FU JIN PRECISION INUDSTRY (ShenZhen) CO., LTD, HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: YA-NI ZHANG, WEN-HU LU, YI-LUNG CHOU, LI-PING CHEN
  • Publication number: 20110095664
    Abstract: A computer enclosure includes a chassis and a frame. The chassis includes a chassis bottom wall and two chassis sidewalls located on the chassis bottom wall. A positioning post is located on each chassis sidewall. Each chassis sidewall defines a positioning hole. The frame includes a mounting bracket and a retaining bracket integrated with the mounting bracket. The mounting bracket defines a through opening, and includes two mounting bracket sidewalls. Each mounting bracket sidewall defines a slot and a fastening hole. Fasteners are engaged in the positioning holes and the fastening holes, to secure the frame to the chassis. The retaining bracket defines a holding space, configured for receiving a disk drive. The holding space communicates the through opening. When the positioning posts of the chassis are engaged in the slots of the mounting bracket, the positioning holes are aligned with the fastening holes of the mounting bracket.
    Type: Application
    Filed: February 26, 2010
    Publication date: April 28, 2011
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: CHEN-RUEI TU, LI-PING CHEN
  • Publication number: 20110096489
    Abstract: An electronic device includes a chassis having a bottom wall. A motherboard is disposed on the bottom wall. A riser card is perpendicularly connected to the motherboard. An airflow duct is located on the bottom wall of the chassis. A securing member is mounted to the airflow duct. The securing member includes a supporting piece secured to the airflow duct, and a securing piece is pivotally mounted to the supporting piece. The securing piece is engaged with the supporting piece to clamp an expansion card between the supporting piece and the securing piece.
    Type: Application
    Filed: March 12, 2010
    Publication date: April 28, 2011
    Applicants: HONG FU JIN PRECISION INDUSTRY (SHENZHEN) CO., LTD., HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: YI-LUNG CHOU, LI-PING CHEN, WEN-HU LU, YA-NI ZHANG