Patents by Inventor Wen Chi

Wen Chi 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: 20150163138
    Abstract: A packet transmission system is provided that includes packet switching modules each having a memory unit to store packet flow tables and a control module coupled to the packet switching modules. The control module includes a memory to store computer executable commands and a processor. The process executes the commands to perform the operations outlined below. A flow entry corresponding to a target packet switching module is generated. A residual memory amount of the memory unit of the target packet switching module is determined to be lower than a threshold value. A redirection packet switching module is selected from the other packet switching modules. A redirection flow entry is added to the packet flow tables in the target packet switching module and a processing flow entry is added to the packet flow tables in the redirection packet switching module according to the flow entry.
    Type: Application
    Filed: December 17, 2013
    Publication date: June 11, 2015
    Applicant: INSTITUTE FOR INFORMATION INDUSTRY
    Inventors: Po-Wen CHI, Yu-Hsiang LIN, Jing-Wei GUO
  • Patent number: 9055628
    Abstract: An illumination system and an operation method thereof are provided. The illumination system includes a first controller and a first lighting device. The first controller is capable of emitting a wireless control signal. The first lighting device is capable of receiving the wireless control signal, adjusting a light emitting state thereof according to the wireless control signal, and accordingly emitting a wireless feedback signal. When the first controller does not receive the wireless feedback signal within a predetermined time or receives a wrong wireless feedback signal after the first controller emitted the wireless control signal to the first lighting device, the first controller emits the wireless control signal again.
    Type: Grant
    Filed: January 8, 2012
    Date of Patent: June 9, 2015
    Assignee: Young Lighting Technology Inc.
    Inventors: Wen-Chi Wu, Chih-Hua Lin
  • Patent number: 9042091
    Abstract: portable electronic device includes a host module, a display module and a hinge structure. The hinge structure is pivotally connected to the host module and the display module. The hinge structure includes a support frame, a rotating component and two pivotal components. An end of the rotating component is installed inside the support frame and another end of the rotating component is installed inside the display module, so that the display module is capable of rotating in a first rotating direction relative to the support frame. The two pivotal components are disposed at opposite sides of the support frame and separated from the rotating component. An end of each pivotal component is installed inside the support frame and another end of each pivotal component is installed inside the host module, so that the display module is capable of rotating in a second rotating direction relative to the host module.
    Type: Grant
    Filed: August 26, 2013
    Date of Patent: May 26, 2015
    Assignee: Winstron Corporation
    Inventors: Wen-Chi Hsu, Cheng-Hsing Liu, Chu-Chia Tsai, Chin-Ming Wei, San-Pao Kao, Cheng-Hsiang Chuang, Hung-Chih Chen, Shun-De Bai
  • Publication number: 20150140829
    Abstract: A method includes followings operations. A semiconductor substrate is provided. A photoresist is formed on the semiconductor substrate. Dopants are inserted into the photoresist to carbonize a portion of the photoresist. An etch steam is sprayed on the semiconductor substrate and the photoresist. A hole is formed at a surface of the photoresist by the etch steam. The etch steam is flowed into the hole so as to remove a portion of the photoresist at an interface between the semiconductor substrate and the photoresist. The photoresist is decorticated from the semiconductor substrate.
    Type: Application
    Filed: November 15, 2013
    Publication date: May 21, 2015
    Applicant: Taiwan Semiconductor Manufacturing Company Ltd.
    Inventors: PEI-WEN CHI, HSUEH-CHIN LU, SHIN HSIEN LIAO, HUNG-HSIN LIANG
  • Patent number: 9036005
    Abstract: A measuring apparatus for measuring a stereo video format includes an active space measuring circuit and a decision circuit. The active space measuring circuit is utilized for determining a position of an active space of a frame packing to generate an active space measuring result according to pixels values of a plurality of scan lines of the frame packing. The decision circuit is coupled to the active space measuring circuit, and is utilized for determining the stereo video format according to at least the active space measuring result.
    Type: Grant
    Filed: March 26, 2012
    Date of Patent: May 19, 2015
    Assignee: Realtek Semiconductor Corp.
    Inventors: Wen-Chi Lin, Ching-Sheng Cheng, Yueh-Hsuan Tsai, Guo-Zhan Zhuang
  • Patent number: 9031516
    Abstract: A transceiver includes an antenna, an impedance adjustment device, an RF (Radio Frequency) front-end circuit, a storage device, and a processor. The antenna receives an RF signal. The impedance adjustment device is coupled to the antenna, and includes a plurality of branch circuit with different impedance values and a switch module. The processor is coupled to the RF front-end circuit and controls the switch modules. In a comparison mode, the switch module selects to connect to the branch circuits individually, and the processor detects each RSSI (Received Signal Strength Indications) value corresponding to the branch circuit and records all of the RSSI values to the storage device respectively. In the comparison mode, the processor further compares the RSSI values to for highest one. Finally, the switch module selects the branch circuit corresponding to the highest RSSI value as a transmission branch.
    Type: Grant
    Filed: August 2, 2013
    Date of Patent: May 12, 2015
    Assignee: Accton Technology Corporation
    Inventor: Wen-Chi Wang
  • Publication number: 20150116259
    Abstract: A touch device includes a touch panel that includes driving lines, sensing lines, a virtual key, a self-sensing line, and a shielding line. The touch panel has a display region and a non-display region. The driving lines extend along a first direction in the display region and further extend into the non-display region. The sensing lines extend along a second direction in the display region and extend into the non-display region. The first direction is different from the second direction. The virtual key is located in the non-display region and between the driving lines and the sensing lines to shield the driving lines from the sensing lines. Each of the self-sensing line and the shielding line is located in the non-display region, connected to the virtual key, and located between the driving lines and the sensing lines to shield the driving lines from the sensing lines.
    Type: Application
    Filed: March 28, 2014
    Publication date: April 30, 2015
    Applicant: Au Optronics Corporation
    Inventors: Chien-Yu Chen, Wen-Chi Chuang, Yi-Chi Chen
  • Patent number: 9019715
    Abstract: A touch panel includes a substrate, a transparent sensor electrode pattern, a patterned compensation electrode, a passivation layer, a transparent shielding electrode and at least one connection structure. The substrate has a surface and includes a sensor region and a peripheral region. The transparent sensor electrode pattern is disposed on the surface of the substrate and in the sensor region. The patterned compensation electrode is disposed on the surface of the substrate and in the peripheral region, and the patterned compensation electrode and the transparent sensor electrode pattern are electrically isolated. The passivation layer is disposed on the surface of the substrate, covers the transparent sensor electrode pattern, and at least partially exposes the patterned compensation electrode. The transparent shielding electrode is disposed on the passivation layer.
    Type: Grant
    Filed: February 24, 2013
    Date of Patent: April 28, 2015
    Assignee: AU Optronics Corp.
    Inventors: Chia-Chun Yeh, Po-Yuan Liu, Wen-Chi Chuang, Pei-Jung Wu, Cheng-Ta Ho
  • Publication number: 20150092306
    Abstract: A display device includes a substrate, at least one signal circuit, a ground protection circuit, and an auxiliary protection circuit. The substrate has a first surface, wherein the first surface includes an active area and a frame area surrounding the active area. The at least one signal circuit is disposed and extending along the frame area and electrically coupled to the active area. The ground protection circuit is disposed and extending along the frame area, wherein the ground protection circuit is positioned at a side of the signal circuit facing an edge of the substrate. The auxiliary protection circuit is disposed and extending along the frame area. The auxiliary protection circuit is disposed between the signal circuit and the ground protection circuit, wherein the auxiliary protection circuit respectively has a gap with the signal circuit and the ground protection circuit, and is electrically conductive.
    Type: Application
    Filed: September 2, 2014
    Publication date: April 2, 2015
    Inventors: Hsiao-Ying Hou, Wen-Chi Chuang, Yi-Ling Lin
  • Patent number: 8994282
    Abstract: A light emitting diode control circuit with synchronization signal includes a signal coupling unit, an operational amplifier, a synchronization and control logic unit, a light signal generating unit, an output logic unit and at least a current output unit. The synchronization and control logic unit sends a synchronization clock signal to the light signal generating unit. The light signal generating unit sends a light control signal to the output logic unit. According to the light control signal, the output logic unit is configured to control the current output unit to drive at least a light emitting diode.
    Type: Grant
    Filed: December 16, 2013
    Date of Patent: March 31, 2015
    Assignee: Semisilicon Technology Corp.
    Inventor: Wen-Chi Peng
  • Publication number: 20150048905
    Abstract: A microwave resonant cavity includes a conductive shell with a screw hole having first threads and a screw having second threads configured to engage with the screw hole. The conductive shell defines a volume, the screw extends into the volume, the microwave resonant cavity has a resonant frequency, and the movement of the screw changes the resonant frequency. The first threads have a first pitch, and at least a portion of the second threads has a second pitch different from the first pitch.
    Type: Application
    Filed: August 14, 2013
    Publication date: February 19, 2015
    Applicant: MICROELECTRONICS TECHNOLOGY, INC.
    Inventor: Wen Chi FU
  • Patent number: 8943452
    Abstract: A computer-implemented method for debugging the power aspect of an IC design by integrating the power specification expressed in certain power specification format and its corresponding circuit design within a power schematic diagram called power map. Power map is created by using a power data base generated by regrouping the original circuit design hierarchy to new hierarchies defined by the power specification. Power map contains power cell symbols (such as isolation cells, level shifters, power switches) and signal nets, and can show the relationship between power domains. Power map can also display mismatches or errors between the power specification and the circuit design for those signals connecting the power domains. Furthermore, power map can be used in conjunction with simulation result.
    Type: Grant
    Filed: December 19, 2012
    Date of Patent: January 27, 2015
    Assignee: Synopsys Taiwan Co., Ltd.
    Inventors: Chih-Neng Hsu, I-Liang Lin, Wen-Chi Feng
  • Patent number: 8941608
    Abstract: A liquid crystal display according to the present disclosure is provided. The liquid crystal display includes a frame, a backlight module, a plurality of hooking members, an LCD panel, and a touch sensor. According to the liquid crystal display of the present disclosure, wherein the hooking members on the frame may secure the touch sensor or the LCD panel on the backlight module without need of using double-sided tapes or optical adhesive.
    Type: Grant
    Filed: June 8, 2012
    Date of Patent: January 27, 2015
    Assignee: Hannstar Display Corp.
    Inventors: Ming Sheng Chiu, Wen Chi Lin, Hung Chen Kao, Chien Hsiang Tseng, Chia Feng Teng
  • Patent number: 8933719
    Abstract: A combined probe head being disposed in a space transformer of a vertical probe card is provided, in which the combined probe head is used for differentiating or segmenting a layout area of the probes in the vertical probe card. The combined probe head may include a locating plate and sub-probe heads. The locating plate may include fixed portions. Each sub-probe head may include corresponding sub-dies and probes inserted between the sub-dies, and each sub-probe head is assembled and fixed in the corresponding fixed portion. Therefore, the layout area of the probes in the vertical probe card can be respectively differentiated or segmented from the sub-probe heads in order to avoid mutual interference under repair process. In addition, a related method for assembling and aligning the above mentioned combined probe head is provided.
    Type: Grant
    Filed: July 25, 2011
    Date of Patent: January 13, 2015
    Assignee: MPI Corporation
    Inventors: Chao-Ching Huang, Wen-Chi Chen, Chiu-Chu Chang
  • Publication number: 20150009114
    Abstract: A dimming method and dimming device for a backlight module are provided. The dimming method includes the following steps. Light distribution information of a plurality of light sources of the backlight module corresponding to a display panel is provided. According to the light distribution information of each of the light sources, a plurality of light contribution ratios of the light sources corresponding to a plurality of different positions of the display panel are obtained respectively. According to the light contribution ratios corresponding to the different positions, the needed intensity of each of the light sources is determined respectively.
    Type: Application
    Filed: November 13, 2013
    Publication date: January 8, 2015
    Applicant: Novatek Microelectronics Corp.
    Inventors: Hsing-Chuan Chen, Wen-Chi Lin
  • Patent number: 8928233
    Abstract: A light emitting diode control circuit with carrier signal control includes a signal coupling unit, an operational amplifier, a demodulation unit, an identification and control logic unit, a counting and shift-registering unit, a data register, an output register, at least a current output unit, an address encoding unit, an address register, a voltage regulator and an oscillator. The efficiency of the present invention is to reduce the transmission lines of the light emitting diode lamp. Therefore, the cost of the light emitting diode lamp is reducing.
    Type: Grant
    Filed: November 13, 2013
    Date of Patent: January 6, 2015
    Assignee: Semisilicon Technology Corp.
    Inventor: Wen-Chi Peng
  • Publication number: 20140374231
    Abstract: The present invention discloses a keyboard device. The keyboard device includes a sheet, a membrane switch, an actuating component, and a protrusion keycap structure. The membrane switch is disposed on a side of the sheet. The actuating component is disposed on a side of the membrane switch far away from the sheet and is for pressing the membrane switch to actuate the membrane switch. The protrusion keycap structure is disposed on a side of the actuating component far away from the membrane switch and is for driving the actuating component to actuate the membrane switch upon being pressed. The protrusion keycap structure includes a mylar film.
    Type: Application
    Filed: September 5, 2013
    Publication date: December 25, 2014
    Applicant: Wistron Corporation
    Inventors: Wen-Chi Hsu, Cheng-Wen Shen
  • Publication number: 20140367837
    Abstract: The present disclosure relates to a semiconductor substrate and a method for making the same. The semiconductor substrate includes an insulation layer, a first circuit layer, a second circuit layer, a plurality of conductive vias and a plurality of bumps. The first circuit layer is embedded in a first surface of the insulation layer, and exposed from the first surface of the insulation layer. The second circuit layer is located on a second surface of the insulation layer and electrically connected to the first circuit layer through the conductive vias. The bumps are directly located on part of the first circuit layer, where the lattice of the bumps is the same as that of the first circuit layer.
    Type: Application
    Filed: June 12, 2014
    Publication date: December 18, 2014
    Inventors: Chun-Che LEE, Yuan-Chang SU, Wen-Chi CHENG, Guo-Cheng LIAO, Yi-Chuan DING
  • Publication number: 20140360296
    Abstract: A biaxial pivoting mechanism for rotating a first casing relative to a second casing is disclosed in the present disclosure. The biaxial pivoting mechanism includes at least one fixing component, a first shaft, a first main gear, a second shaft, a second main gear and a transmission gear set. The fixing component includes a first area and a second area. The first shaft and the second shaft are disposed on the first area and the second area and further connected to the first casing and the second casing respectively. The first main gear and the second main gear are respectively disposed on the first shaft and the second shaft. The transmission gear set is engaged with the first main gear and the second main gear. As the first main gear rotates at a first direction, the second main gear synchronously rotates at a second direction opposite to the first direction.
    Type: Application
    Filed: January 14, 2014
    Publication date: December 11, 2014
    Applicant: Wistron Corporation
    Inventor: Wen-Chi Hsu
  • Patent number: D728932
    Type: Grant
    Filed: August 1, 2014
    Date of Patent: May 12, 2015
    Assignee: The Stanley Works Israel, Ltd.
    Inventors: Nadin Daniel Horovitz, Wen-Chi Ku