Patents Represented by Attorney WPAT, P.C.
  • Patent number: 8169851
    Abstract: A method for operating a memory device with pseudo double clock signals comprises the steps of: generating an even clock signal and an odd clock signal, wherein the clock rates of both the even clock signal and the odd clock signal are half that of the input clock signal, and the even clock signal is the inverse signal of the odd clock signal; if the logic level of the even clock signal is 1 when receiving a trigger of a control signal, applying the even clock signal to a memory device; and if the logic level of the odd clock signal is 1 when receiving another trigger of the control signal, applying the odd clock signal to the memory device.
    Type: Grant
    Filed: February 26, 2010
    Date of Patent: May 1, 2012
    Assignee: Elite Semiconductor Memory Technology
    Inventor: Min Chung Chou
  • Patent number: 8169227
    Abstract: A probing apparatus for testing semiconductor devices comprises a housing configured to define a testing chamber, a device carrier positioned in the housing and configured to receive the semiconductor device, a platen positioned on the housing, an alignment module positioned on the platen, a planarity-adjusting module positioned on the alignment module, an angular adjusting module positioned on the planarity-adjusting module, and a card holder positioned on the angular adjusting module and configured to receive a probe card having a plurality of probes.
    Type: Grant
    Filed: September 1, 2009
    Date of Patent: May 1, 2012
    Assignee: Star Technologies Inc.
    Inventor: Choon Leong Lou
  • Patent number: 8169255
    Abstract: The present invention discloses an offset cancellation current mirror and method thereof. The offset cancellation current minor comprises a first current mirror, a second current minor, switches and resistors. The first current minor comprises two transistors and a capacitance, the capacitance is used to store an electrical potential difference when the switches are turned on in ways of connecting the first current mirror with the resistor. When the switches is turned off in ways of disconnecting the first current mirror with the resistor and connecting the first current mirror with the second current minor, the electrical potential difference stored in the capacitance is used to correct the difference of the two transistors due to manufacture process.
    Type: Grant
    Filed: August 31, 2010
    Date of Patent: May 1, 2012
    Assignee: National Tsing Hua University
    Inventors: Meng-Fan Chang, Shin-Jang Shen, Chia-Chi Liu
  • Patent number: 8170822
    Abstract: A compensation method devoid of operating voltage calibration, establishing fundamental linearity calibration table and inputting, and detecting the actual operating voltage is disclosed. The compensation method comprises the steps of: a) turning off a switch in a touch sensor system; b) initializing the touch sensor system and measuring a reference frequency outputted from a oscillator in the touch sensor system; c) turning on the switch and measuring a first frequency outputted from the oscillator; and d) deducting the first frequency from the reference frequency so as to obtain a frequency difference; and e) comparing the difference with a predetermined value, and judging based upon the difference if the touch sensor system is touched by a foreign object.
    Type: Grant
    Filed: December 31, 2009
    Date of Patent: May 1, 2012
    Assignee: Holtek Semiconductor Inc.
    Inventors: Ting-Yuan Lu, Wen-Liang Liu, Cheng-Mu Wu
  • Patent number: 8164688
    Abstract: A frequency adjusting method comprises steps of: generating a first adjusting signal according to a frequency of a first output signal; adjusting a frequency of an input signal by using the first adjusting signal to generate the first output signal, so as to adjust the frequency of the first output signal into a first range; generating a second adjusting signal according to a frequency of a second output signal; adjusting the frequency of the first output signal by using the second adjusting signal to generate the second output signal, so as to adjust the frequency of the second output signal into a second range; and adjusting the first adjusting signal and the second adjusting signal according to the second adjusting signal.
    Type: Grant
    Filed: March 16, 2009
    Date of Patent: April 24, 2012
    Assignee: MStar Semiconductor, Inc.
    Inventor: Shan Tsung Wu
  • Patent number: 8164924
    Abstract: A frame includes a main body, a sidewall extending substantially from an edge of the main body, and a position-limiting mechanism disposed at an inner surface of the sidewall. The position-limiting mechanism includes an elastic portion, an abutting portion extending from the elastic portion, and a stopping portion extending from the abutting portion. A gap is defined between the inner surface of the sidewall and the stopping portion when the elastic portion is in a relaxed state. A display device employing a frame is also provided.
    Type: Grant
    Filed: March 5, 2010
    Date of Patent: April 24, 2012
    Assignee: Chimei Innolux Corporation
    Inventor: Hsieh-Ting Huang
  • Patent number: 8164724
    Abstract: An exemplary liquid crystal display substrate (210) includes a display region (212), a periphery region (214) around the display region, a sealant adhering region (215), and an alignment film (260) formed on or over the display region and the periphery region. The sealant adhering region is between the display region and the periphery region. The alignment film at the periphery region includes a patterned area (213) adjacent to the sealant adhering region. The patterned area has a groove structure.
    Type: Grant
    Filed: November 27, 2007
    Date of Patent: April 24, 2012
    Assignee: Chimei Innolux Corporation
    Inventors: Tzung-Luen Wu, Hung-Sheng Cho, Chia-Ming Chan, Kun-Hsing Hsiao
  • Patent number: 8164705
    Abstract: An exemplary liquid crystal display includes a liquid crystal panel, and a one-piece frame accommodating the liquid crystal panel. The frame includes a surrounding wall defining a notch in the surrounding wall, a supporting board extending inward from an inner surface of the surrounding wall, and a fixing member received in the notch. The surrounding wall and the supporting board cooperatively define a space for accommodating the liquid crystal panel. The fixing member is inclined toward the space in a free state, and is outwardly pressed by application of an external force in a direction away from the space to allow the liquid crystal panel to be placed in the space and on the supporting board, and elastically holds the liquid crystal panel in position against the supporting board after releasing of the external force.
    Type: Grant
    Filed: April 7, 2011
    Date of Patent: April 24, 2012
    Assignee: Chimei Innolux Corporation
    Inventors: Chih-Chung Hsiao, Ping-Shan Ko
  • Patent number: 8164303
    Abstract: A charging socket has a base and a holding body covering the base. The holding body has an opening receiving recess, and a first holding plate. A gear element has a ring-like body mounted in the base. The ring-like body has gear teeth at an outer periphery thereof, and a connecting portion connected with the base by a connecting spring for forcing the ring-like body to rotate. A swingable arm pivoted to the base has a ratchet tooth engaged with the gear teeth for stopping the ring-like body from being pulled by the connecting spring to rotate. A movable element has a basic plate slidably received in the receiving recess, and a second holding plate. A side of the basic plate is connected with a rack parallel to a sliding direction of the movable element and is lower than a bottom of the basic plate, engaging with the gear teeth.
    Type: Grant
    Filed: November 27, 2009
    Date of Patent: April 24, 2012
    Assignee: Cheng Uei Precision Industry Co., Ltd.
    Inventor: Chu-Keng Lin
  • Patent number: 8163249
    Abstract: A multiple-stage granular moving-bed apparatus comprises a first integrated moving-bed unit, a second integrated moving-bed unit and at least one granular material. The first integrated moving-bed unit, having a first inlet part for providing a raw gas flowing therein, a first outlet part for providing a partially-cleaned gas flowing thereout, and a plurality of first flow-corrective elements disposed therebetween for defining two channels. The second integrated moving-bed unit, coupled to the first integrated moving-bed unit, having a second inlet part for providing the partially-cleaned gas flowing therein, a second outlet part for providing a completely-cleaned gas flowing thereout, and a plurality of second flow-corrective elements disposed therebetween for defining two channels. The at least one granular material flows through the two channels respectively and then passes through the two channels respectively.
    Type: Grant
    Filed: January 15, 2010
    Date of Patent: April 24, 2012
    Assignee: Institute of Nuclear Energy Research Atomic Energy Council, Executive Yuan
    Inventors: Yau-Pin Chyou, Jiri Smid, Shu-San Hsiau
  • Patent number: 8162640
    Abstract: A mold heating/cooling structure for a mold configured with a die base and an insert, comprising: a heat insulating layer, disposed surrounding a die impression of the die base for insulating the heat conduction between the die base and the insert; a magnetic powder layer, disposed against the heat insulating layer; a coil, being disposed on the magnetic powder layer in a manner that it is circling from the outside in toward the center of the magnetic powder layer; and a cooling plate, configured with a plurality of second fluid channels provided fro a fluid to flow therein. With the aforesaid structure, the insert can be heated directly by the coil the it is subject to a high-frequency current, and the heated coil as well as the insert can be cool down with high efficiency as soon as the fluid is fed into the second fluid channels.
    Type: Grant
    Filed: February 26, 2010
    Date of Patent: April 24, 2012
    Assignee: Chung Yuan Christian University
    Inventors: Shia-Chung Chen, Jen-An Chang
  • Patent number: 8164896
    Abstract: An electronic apparatus is disclosed, which comprises: a casing, a cap, a data storage unit and an ejecting module. The casing has an accommodation space formed by the enclosure of two sidewalls of the casing. The accommodation space is further configured with an opening that can be covered by the cap so as to seal the accommodation space. The ejecting module is comprised of: a holder, pivotally coupled to one of the two sidewalls while clamping the data storage unit; and a first elastic element, disposed at a position for allowing the same to be compress when the opening is covered by the cap, and consequently, enabling the first elastic element to be released from the compression when the cap is removed from the opening, and thus bringing along the holder to rotate in a specific direction for lifting and exposing the data storage unit out of the accommodation space.
    Type: Grant
    Filed: December 15, 2010
    Date of Patent: April 24, 2012
    Assignee: Inventec Corporation
    Inventor: Chih-Kai Wang
  • Patent number: 8159164
    Abstract: A variable-delay-time control system for a motor is provided. The system includes a control unit, a driving unit, and a motor. The control unit is used to output at least one control signal according to at least one predetermined signal, and the control signal has a variable delay time. The driving unit is connected to the control unit, and is used to receive the control signal and generate a driving signal. The motor is connected to the driving unit, and conduction time of the motor is controlled according to the driving signal and the variable delay time. With the variable-delay-time control system of the present invention, the delay time of the control signal is variable, so the motor can operate at a high efficiency (for example, at a reduced current). Moreover, as the variable-delay time can be adjusted according to the predetermined signal, the motor can operate at a high efficiency in different operating states, thus improving the overall efficiency of the motor.
    Type: Grant
    Filed: June 15, 2009
    Date of Patent: April 17, 2012
    Assignee: Sunonwealth Electric Machine Industry Co., Ltd.
    Inventors: Alex Horng, Hsin-Nan Lin, Chien-Heng Peng
  • Patent number: 8159631
    Abstract: An exemplary backlight module (1) includes a light guide plate (122), a first light source (125) and a second light source (126). The first light source includes first light emitting diodes (1252) and first reflective members (1253). The second light source includes second light emitting diodes (1262) and second reflective members (1263). The light guide plate includes a first light incident surface (1220) and a second light incident surface (1221) opposite to the first light incident surface. The first light source and the second light source are provided adjacent to the first light incident surface and the second light incident surface, respectively. The first light emitting diodes face the second reflective members, and the second light emitting diodes face the first reflective members.
    Type: Grant
    Filed: December 28, 2007
    Date of Patent: April 17, 2012
    Assignee: Chimei Innolux Corporation
    Inventor: Chih-Chung Hsiao
  • Patent number: 8159025
    Abstract: A trench-typed power MOS transistor comprises a trench-typed gate area, which includes a gate conductor and an isolation layer. A thin sidewall region of the isolation layer is formed between the gate conductor and a well region. A thick sidewall region of the isolation layer is formed between the gate conductor and a double diffusion region. A thick bottom region of the isolation layer is formed between the gate conductor and a deep well region.
    Type: Grant
    Filed: January 6, 2010
    Date of Patent: April 17, 2012
    Assignee: PTEK Technology Co., Ltd.
    Inventors: Ming Tang, Shih-Ping Chiao
  • Patent number: 8159613
    Abstract: A method for setting caption window attributes and an associated television system are concerned. The method includes steps of providing a plurality of attributive bit sets corresponding to a plurality of pixels in a caption; utilizing a window condition to compare the plurality of attributive bit sets in response to a setting caption window attribute command for changing window color to a destination color-change value, so as to selectively update partial bits of the attributive bit sets in response to the window condition; and displaying colors of the pixels according to the attributive bit sets and a palette, thereby changing the color of the caption window.
    Type: Grant
    Filed: December 24, 2008
    Date of Patent: April 17, 2012
    Assignee: Mstar Semiconductor, Inc.
    Inventor: Cheng Hao Li
  • Patent number: 8159975
    Abstract: A self-configured network system includes a server including a plurality of columns. Each column records therein correlation of a domain name to a corresponding network addressing information. An internet protocol device is built therein a preset domain name and acquires an updated network addressing information in the internet. The preset domain name is previously recorded in a specified column of the server. The internet protocol device transfers the preset domain name and the updated network addressing information to the server via the internet so as to locate the specified column and replace the corresponding network addressing information with the updated network addressing information. A user's node is capable of linking to the internet and accessible to the server to acquire the updated network addressing information of the internet protocol device via the internet in response to input of the preset domain name.
    Type: Grant
    Filed: June 2, 2009
    Date of Patent: April 17, 2012
    Assignee: Alpha Networks Inc.
    Inventors: Chun-Yu Liu, Jui-Chang Chen, Chih-Chung Lin
  • Patent number: 8157408
    Abstract: A lighting apparatus includes a housing, a light source disposed in the housing and at least one adjustable assembly. The adjustable assembly disposed at an end of the housing includes a connection element fixed to the end, a cap capping the connection element, at least one electrical terminal electrically connected to the light source and a detachable fixing element. The cap includes a side wall, an end wall and an opening disposed at the side wall. The side wall is disposed at the end wall to which the opening is opposite. The connection element passes through the opening. The electrical terminal disposed at the end wall extends outside the cap. The detachable fixing element passes through the side wall to detachably fix the cap to the connection element. When the detachable fixing element is detached, the housing and the connection element are adapted to be rotated relative to the cap.
    Type: Grant
    Filed: February 10, 2010
    Date of Patent: April 17, 2012
    Assignee: Lextar Electronics Corporation
    Inventors: He-Shun Yang, Shih-Chin Chou, Meng-Chai Wu
  • Patent number: 8154530
    Abstract: A touch panel includes a transparent substrate having a surface, a plurality of first touch sensor pads arrayed in a matrix on the surface, a plurality of second touch sensor pads arrayed in a matrix and staggered between the plurality of first touch sensor pads, a dielectric layer disposed upon the plurality of first touch sensor pads and the plurality of second touch sensor pads, a plurality of third touch sensor pads arrayed in a matrix on the dielectric layer, and a plurality of fourth touch sensor pads arrayed in a matrix on the dielectric layer and staggered between the plurality of third touch sensor pads. Each first touch sensor pad includes a first hollowed-out pattern, and each third touch sensor pad includes a second hollowed-out pattern and a solid portion formed around the second hollowed-out pattern, wherein a portion of the solid portion of each third touch sensor pad and a portion of the hollowed-out pattern of the first touch sensor pad overlap.
    Type: Grant
    Filed: August 21, 2009
    Date of Patent: April 10, 2012
    Assignee: RitFast Corporation
    Inventors: Hsien Chang Lin, Hsiang Jui Wang
  • Patent number: D657812
    Type: Grant
    Filed: October 12, 2011
    Date of Patent: April 17, 2012
    Assignee: Borrion Enterprise Co., Ltd.
    Inventor: Huei-Lung Li