Patents by Inventor Wen Hu
Wen Hu 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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Publication number: 20120145859Abstract: A mounting apparatus for expansion card comprising a chassis, a mounting frame secured to the chassis and located in a first portion of the chassis, a hull secured to the chassis and located in a second portion of the chassis opposite to the first portion, and a mounting member. The mounting member comprises an elastically deformable latching portion. The hull comprises two limiting portions and defines a positioning opening, and the mounting member is engaged in the two limiting portions and is slidable relative to the hull. The mounting member is slid to a side edge of the hull towards to the mounting frame when the elastically deformable latching portion is engaged in the positioning opening.Type: ApplicationFiled: September 7, 2011Publication date: June 14, 2012Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD.Inventors: PO-WEN CHIU, WEN-HU LU, ZHAN-YANG LI
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Publication number: 20120145723Abstract: An enclosure includes an enclosure body and a mounting member. The enclosure body includes a bottom panel. The mounting member includes a mounting protrusion and a securing element. The securing element secures the mounting protrusion to an inner side of the bottom panel. The mounting protrusion includes a mounting portion and a stopper portion extending from the mounting portion. A cross section of the mounting portion is less than a cross section of the bottom panel taken along a plane parallel to the bottom panel.Type: ApplicationFiled: July 21, 2011Publication date: June 14, 2012Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD.Inventors: PO-WEN CHIU, WEN-HU LU, ZHAN-YANG LI
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Publication number: 20120132772Abstract: A mounting apparatus for mounting a circuit board to a bottom plate includes a positioning member, a mounting member and a maintaining member; the mounting member is mounted to the positioning member and adapted to removably mount the positioning member to the bottom plate; the maintaining member defines a top surface and a bottom surface, and a maintaining piece extends from the bottom plane; the positioning member defines a first maintaining plane and a second maintaining plane, and a distance between the first maintaining plane and the bottom plate is larger than that between the second maintaining plane and the bottom plate; the maintaining member is mounted to the positioning member in a first position, where the maintaining piece abuts the second maintaining plane, or a second position, where the maintaining piece abuts the first maintaining plane; the circuit board abuts the top surface of the maintaining member.Type: ApplicationFiled: July 21, 2011Publication date: May 31, 2012Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen City) CO., LTD.Inventors: PO-WEN CHIU, WEN-HU LU, ZHAN-YANG LI
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Publication number: 20120126080Abstract: A mounting apparatus includes a bracket, a mounting member and a handgrip. The bracket receives a heat dissipating member. A positioning post is located on the bracket. The mounting member, attached to the bracket and rotatable relative to the bracket, is adapted for abutting a portion of the heat dissipating member. The handgrip is attached to the mounting member and rotatable relative to the mounting member. The handgrip defines a guiding hole. The positioning post is engaged in the guiding hole.Type: ApplicationFiled: July 13, 2011Publication date: May 24, 2012Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD.Inventors: PO-WEN CHIU, WEN-HU LU, ZHAN-YANG LI
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Publication number: 20120119038Abstract: A cable management apparatus includes a securing board and a cable management tray. The securing board has a securing arm extending upward from the securing board. The cable management tray is hung on the securing arm and includes a base and a door rotatably secured to the base. A hook is substantially perpendicular to the base, and a clasping hole is defined in the door. The door is rotatable relative to the base between a first position and a second position. In the first position, the hook is engaged in the clasping hole, the base and the door together define a space, and a cable is received in the space in a direction substantially parallel to the base. In the second position, the hook is removed from the clasping hole, to disengage the cable from the space.Type: ApplicationFiled: July 12, 2011Publication date: May 17, 2012Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD .Inventors: PO-WEN CHIU, WEN-HU LU, ZHAN-YANG LI
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Publication number: 20120120564Abstract: An electronic device includes a shell body, an input component, a backlight board, and a transparent cover. The shell body has a top surface and a bearing tank located on the top surface. The input component is disposed in the bearing tank, and the backlight board is superposed on the input component and is located in the bearing tank. The bearing tank exposes the backlight board. In addition, the transparent cover is superposed on the backlight board, so as to achieve the waterproof effect.Type: ApplicationFiled: January 26, 2011Publication date: May 17, 2012Applicant: INVENTEC CORPORATIONInventors: Chih Kuo Lu, Sheng Wen Hu, Dong Sen Chen
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Publication number: 20120112872Abstract: The present invention may provide a surge protection device, which may include a reference node, first, second, and third nodes, a first arcing section (GAP) coupled between the first and second nodes, and configured to receive a surge voltage from the first node, a first metal oxide varistor (MOV) coupled between the second and reference nodes, and configured to reduce the surge voltage to a first sub-surge voltage at the second node, a second arcing section (GAP) coupled between the second and third nodes, and configured to receive the first sub-surge voltage from the second node, and a second metal oxide varistor (MOV) coupled between the third and reference nodes, and configured to reduce the first sub-surge voltage to a second sub-surge voltage at the third node.Type: ApplicationFiled: November 8, 2011Publication date: May 10, 2012Applicant: SHENZHEN DOWIN LIGHTNING TECHNOLOGY, CO. LTD.Inventors: Guo Yao Kang, Hui Ping Guo, Bing Yu Shi, Wen Hu Shi, Rong Huang, Ya Ping Guo
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Publication number: 20110304960Abstract: A retaining apparatus used for a data storage device includes a tray and a retaining device. The tray is for receiving the data storage device. The retaining device includes a base member, an arm member and a locking member. The base member attaches to the tray. The arm member pivotally attaches to the base member. A retaining portion and a protrusion are located at opposite distal end of the arm member. A locking member pivotably attaches to the base member to block the arm member. The arm member rotates relative to the base member from a locked position to an unlocked position. In the locked position, the retaining portion protrudes from the base member and the locking member blocks the protrusion. In the unlocked position, the locking member disengages from the locking portion, and the retaining portion resides in the base member.Type: ApplicationFiled: September 21, 2010Publication date: December 15, 2011Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTDInventor: WEN-HU LU
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Patent number: 8077459Abstract: 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: GrantFiled: March 10, 2010Date of Patent: December 13, 2011Assignees: 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
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Publication number: 20110290746Abstract: A slide assembly is used for mounting a server. The slide assembly includes a slide and a mounted device. The slide includes a retaining portion. The retaining portion includes a holding member. The mounting device is pivotably attached to the retaining portion. The mounting device includes a spring element and a locking portion. An end of the spring element abuts the holding member. The mounting device is capable of being rotated relative to the retaining portion from a securing position to a release position. In the securing position, the locking portion extends past the retaining portion. In the release position, the spring element is elastically deformed and the locking portion is rotated away from the retaining portion.Type: ApplicationFiled: September 10, 2010Publication date: December 1, 2011Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD.Inventor: WEN-HU LU
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Patent number: 8068341Abstract: 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: GrantFiled: March 8, 2010Date of Patent: November 29, 2011Assignees: 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
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Patent number: 8054838Abstract: The present invention relates to a method and an apparatus of transmitting data via a multi-protocol single-medium network. The method includes initializing a network; transmitting messages in the network; setting up the size and the protocol of the messages and assigning the messages to a multi-protocol stack of the PHY layer based on a network time sharing multitasking principle; assigning each of the messages to a proper time slot; checking whether or not all messages are assigned to the proper time slots; if yes, transmitting the messages; and receiving the messages by a network device and transmitting the messages to another network device via a single-medium network.Type: GrantFiled: April 29, 2008Date of Patent: November 8, 2011Assignee: Industrial Technology Research InstituteInventors: Yung-Ching Huang, Wei-Wen Hu, Yu-Hsien Chiu
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Patent number: 7978052Abstract: A microwave control system is applied to control a working system to execute at least one predetermined assignment, and comprises a microwave control unit, a control card and a passive control unit. A microwave illuminator of the microwave control unit is applied to send a microwave signal. After receiving the microwave signal, the control card reflects a reflection signal to the microwave control unit, wakes up from a first sleep mode to enter a first awake mode, and sends a first control signal to the passive control unit. After the microwave control unit receives the reflection signal, the passive control unit wake up from a second sleep mode to enter a second awake mode, and the passive control unit transmits a second control signal in accordance with the first control signal to the working system, so as to control the working system to execute the predetermined assignment.Type: GrantFiled: November 16, 2007Date of Patent: July 12, 2011Assignee: Unified Packet Systems Corp.Inventors: Wei-Cheng Lin, Yu-Wen Hu
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Patent number: 7974136Abstract: A flash memory cell is of the type having a substrate of a first conductivity type having a first region of a second conductivity type at a first end, and a second region of the second conductivity type at a second end, spaced apart from the first end, with a channel region between the first end and the second end. The flash memory cell has a plurality of stacked pairs of floating gates and control gates with the floating gates positioned over portions of the channel region and are insulated therefrom, and each control gate over a floating gate and insulated therefrom. The flash memory cell further has a plurality of erase gates over the channel region which are insulated therefrom, with an erase gate between each pair of stacked pair of floating gate and control gate. In a method of erasing the flash memory cell, a pulse of a first positive voltage is applied to alternating erase gates (“first alternating gates”).Type: GrantFiled: December 22, 2009Date of Patent: July 5, 2011Assignee: Silicon Storage Technology, Inc.Inventors: Geeng-Chuan Michael Chern, Ben Sheen, Jonathan Pabustan, Der-Tsyr Fan, Yaw Wen Hu, Prateep Tuntasood
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Publication number: 20110156838Abstract: The invention discloses a microwave supplying apparatus including a microwave generator, a first power divider, a second power divider, a first waveguide, and a second wave guide. The first waveguide is connected to the microwave generator and has a first output terminal and a second output terminal to divide a microwave generated by the microwave generator along a first direction. The second power divider is connected to the first output terminal and has a third output terminal and a fourth output terminal to divide the microwave along a second direction. The first waveguide and the second waveguide are connected to the third output terminal and the fourth terminal respectively and receive the microwave through the first power divider and the second power divider to respectively output the microwave fields with approximate intensity distributions.Type: ApplicationFiled: December 24, 2009Publication date: June 30, 2011Inventors: CHUNG-CHUN HUANG, Tsun-Hsu Chang, Bo-Hung Lin, Chi-Wen Hu
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Patent number: 7965603Abstract: A method of adjusting a write strategy of a recordable disc comprises steps of: generating a test pattern on a power calibrating area of the recordable disc according to a first write strategy and a first write power; establishing a Pit-to-Land Inter-Symbol Interference table and a Land-to-Pit Inter-Symbol Interference table through measuring a plurality of Pits and Lands with different time lengths in the test pattern; and generating a second overdrive power by adjusting a first overdrive power of the first write strategy according to the Pit-to-Land Inter-Symbol Interference table and the Land-to-Pit Inter-Symbol Interference table.Type: GrantFiled: January 24, 2008Date of Patent: June 21, 2011Assignee: Lite-On It CorporationInventors: Ling-Feng Chen, Yi-Hsueh Lee, Shih-Kai Weng, Chao-Wen Hu
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Publication number: 20110133653Abstract: An ultrasonic lamp control method is provided. The control method includes the following steps. The ultrasonic lamp emits a first burst, and detects whether a first echo is received within a fixed period of time after the emission of the first burst. If the first echo is received within the fixed period of time, then the ultrasonic lamp neglects the first echo and emits a second burst. The ultrasonic lamp detects whether a second echo is received within the fixed period of time after the emission of the second burst. If the second echo is received within the fixed period of time, then the ultrasonic lamp enters a control mode.Type: ApplicationFiled: July 12, 2010Publication date: June 9, 2011Applicant: LITE-ON IT CORPORATIONInventors: Chao-Wen HU, Yi-Chung Lee
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Publication number: 20110127599Abstract: An improved split gate non-volatile memory cell is made in a substantially single crystalline substrate of a first conductivity type, having a first region of a second conductivity type, a second region of the second conductivity type, with a channel region between the first region and the second region in the substrate. The cell has a select gate above a portion of the channel region, a floating gate over another portion of the channel region, a control gate above the floating gate and an erase gate adjacent to the floating gate. The erase gate has an overhang extending over the floating gate. The ratio of the dimension of the overhang to the dimension of the vertical separation between the floating gate and the erase gate is between approximately 1.0 and 2.5, which improves erase efficiency.Type: ApplicationFiled: February 8, 2011Publication date: June 2, 2011Inventors: Xian Liu, Amitay Levi, Alexander Kotov, Yuri Tkachev, Viktor Markov, James Yingbo Jia, Chien-Sheng Su, Yaw Wen Hu
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Publication number: 20110122728Abstract: An operating method adapted in an ultra-sound sensor is provided. The method includes the steps of emitting an ultra-sound wave, receiving a crosstalk signal within a crosstalk measuring window, determining whether the crosstalk signal is larger than a crosstalk threshold and triggering a crosstalk application if the crosstalk signal is smaller than the crosstalk threshold.Type: ApplicationFiled: April 7, 2010Publication date: May 26, 2011Applicant: LITE-ON IT CORPORATIONInventors: Yuan-Hung LIAO, Chao-Wen Hu, Tzu-Nan Chen
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Publication number: 20110122503Abstract: The invention discloses a lens adjusting module for adjusting the position of a lens module. The lens adjusting module includes an input rod and an output rod, wherein the input rod is configured along a first direction and has an inclined surface. The output rod is configured along a second direction perpendicular to the first direction. The output rod has a first contact surface contacting the inclined surface, and a second contact surface contacting the lens module. When the input rod moves along the first direction, the first contact surface of the output rod moves along the inclined surface of the input rod, and the lens module moves with the output rod along the second direction.Type: ApplicationFiled: November 25, 2010Publication date: May 26, 2011Applicant: QISDA CORPORATIONInventors: Huan-yu Lin, Sheng-wen Hu