Patents Examined by Emily Frank
  • Patent number: 9064446
    Abstract: A display device in which pixels having a memory function are arranged includes a driving unit that performs display driving in a driving method that obtains a middle gradation by temporally changing gradation of each of the pixels in one period in which a plurality of frames are assumed, wherein the driving unit is configured to discontinuously write lower bits and higher bits of gradation data with respect to the pixels in a scanning direction in a unit of one line or a plurality of lines.
    Type: Grant
    Filed: January 15, 2013
    Date of Patent: June 23, 2015
    Assignee: Japan Display Inc.
    Inventors: Yasuyuki Teranishi, Takayuki Nakanishi, Toshihiko Tanaka, Hayato Kurasawa
  • Patent number: 9058078
    Abstract: Control circuitry for a touch panel includes a touch panel interface, a memory comprising touch positioning logic, and a controller in communication with the memory and the touch panel interface. The controller is operable, when the touch positioning logic is executed, to perform selected processing of the touch panel, including scanning a touch panel and determining a touch panel blob resulting from a touch, obtaining blob characteristics of the touch panel blob, and determining a position of the blob relative to the touch panel based on the blob characteristics. The blob characteristics can be adjusted to more accurately position the blob in circumstances where the blob is located near the edge of the touch panel, is in close proximity to another blob, or when the touch panel has variation in the received signal noise.
    Type: Grant
    Filed: March 12, 2012
    Date of Patent: June 16, 2015
    Assignee: Broadcom Corporation
    Inventors: Glen Weaver, Sumant Ranganathan, Federico Santiago Cattivelli, Tianhao Li, Bhupesh Kharwa, Satish Vithal Joshi, Kerrynn Jacques de Roche, Pi Sheng Chang
  • Patent number: 9041667
    Abstract: A method includes displaying information in a display area of a first display of an electronic device, detecting a low-power condition for the electronic device, in response to detecting the low-power condition, discontinuing displaying information in the display area of the first display, and displaying information on a second display, which information is visible through the non-display area of the first display.
    Type: Grant
    Filed: June 12, 2012
    Date of Patent: May 26, 2015
    Assignee: BlackBerry Limited
    Inventor: Margoob Chowdhury
  • Patent number: 9041748
    Abstract: A method of driving a display device includes driving a light source unit with a first driving ratio and outputting received image data to a display panel of the display device, storing the received image data upon receipt of a signal indicating a still image is displayed, calculating a second driving ratio of the light source unit from a representative value of the stored image data, compensating the stored image data according to the second driving ratio, driving the light source unit with the second driving ratio that is lower than the first driving ratio, and outputting the compensated image data to the display panel.
    Type: Grant
    Filed: December 27, 2012
    Date of Patent: May 26, 2015
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Kyoung Ju Shin, Jung-Taek Kim, Cheol Woo Park, Yun-Ki Baek, Bong Hyun You, Kyoung Won Lee
  • Patent number: 9035920
    Abstract: A pressure sensitive stylus, comprises a movable tip that recedes within a housing of the stylus in response to user applied contact pressure, wherein a displacement of the tip along an axis on which it recedes is a function of the applied contact pressure, and an optical sensor enclosed within the housing for optically sensing the displacement of the tip and for providing output in response to the sensing.
    Type: Grant
    Filed: June 3, 2013
    Date of Patent: May 19, 2015
    Assignee: N-trig Ltd.
    Inventor: Yuval Stern
  • Patent number: 9024924
    Abstract: When image data which does not satisfy set conditions is input from a device which outputs the image data, a display apparatus performs normal display. The display apparatus includes a display unit which displays an image based on the image data input from the PC, a connection control unit which executes connection control of setting transmission conditions including transmission line capacity of the image data to be output from the PC by transmitting and receiving control information to and from the PC, and an input data determination unit which determines whether or not the image data to be input from the PC satisfies the transmission conditions, after the connection control. When the image data to be input from the PC does not satisfy the transmission conditions, the connection control unit requests re-execution of the connection control with respect to the PC.
    Type: Grant
    Filed: January 10, 2013
    Date of Patent: May 5, 2015
    Assignee: Seiko Epson Corporation
    Inventors: Shun Imai, Yoshihito Hayashi, Takashi Otome
  • Patent number: 9001102
    Abstract: An apparatus for supplying multi-output power is provided. The apparatus for supplying multi-output power includes a an input power unit which generates an LLC resonance signal using direct current (DC) power, a main output power unit which outputs a main voltage induced by the LLC resonance signal, a plurality of output power units which output secondary voltages induced by the LLC resonance signal at different level of voltages, and a first output power unit of the plurality of output power units outputs a respective one of the secondary voltages induced by the LLC resonance signal at a predetermined level of voltage using a different one of the secondary voltages output from a second output power unit of the plurality of output power units.
    Type: Grant
    Filed: June 12, 2012
    Date of Patent: April 7, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Won-myung Woo, Jin-hyung Lee, Sung-bum Jung, Sung-yong Joo
  • Patent number: 8976125
    Abstract: The invention relates to an operator control apparatus and to a method for operating an operator control apparatus which comprises at least one operator control element for capturing user inputs and an approach recognition device which is designed to sense an approach by an actuating element, in particular a body part, of a user to the operator control element before the at least one operator control element is touched, wherein the approach recognition device comprises a reflection light barrier, which has at least one lamp (22a-22d) for emitting electromagnetic detection radiation (35) in front of the at least one operator control element into a physically limited detection area (4) which does not cover an entire volume in front of the at least one operator control element, and a reception element (28) for detecting a detection radiation (35) component which is scattered and/or reflected at the actuating element of the user during an approach to the at least one operator control element, wherein the approach
    Type: Grant
    Filed: September 9, 2009
    Date of Patent: March 10, 2015
    Assignee: Volkswagen AG
    Inventors: Christoph Wäller, Katharina Bachfischer, Lennart Bendewald
  • Patent number: 8970506
    Abstract: A power management system for a touch controller can include a transmit section for transmitting stimulation signals to an associated touch sensor panel to drive the panel, where the touch controller can selectively adjust the transmit section to reduce power during the transmission. The touch controller can also include a receive section for receiving touch signals resulting from the driving of the panel, where the touch controller can selectively adjust the receive section to reduce power during the receipt of the touch signals. The touch controller can also include a demodulation section for demodulating the received touch signals to obtain touch event results, where the touch controller can selectively adjust the demodulation section to reduce power during the demodulation of the touch signals. The touch controller can also selectively reduce power below present low levels during idle periods. The touch controller can be incorporated into a touch sensitive device.
    Type: Grant
    Filed: September 11, 2009
    Date of Patent: March 3, 2015
    Assignee: Apple Inc.
    Inventors: Christoph Horst Krah, Thomas James Wilson
  • Patent number: 8952908
    Abstract: A value of a finger degree variable representing a degree of likelihood of a finger is updated at all times in accordance with whether the shape of an input trajectory represented by input coordinate data is a predetermined shape, whether a continuous contact time indicated by input coordinate data is less than a predetermined time, or whether or not a continuous non-contact time indicated by input coordinate data is less than a predetermined time. A degree of smoothening the shape of the input trajectory is changed in response to the value of the finger degree variable.
    Type: Grant
    Filed: March 12, 2012
    Date of Patent: February 10, 2015
    Assignee: Nintendo Co., Ltd.
    Inventor: Keizo Ohta
  • Patent number: 8947379
    Abstract: In one embodiment, a stylus includes one or more electrodes and one or more computer-readable non-transitory storage media embodying logic for transmitting signals wirelessly to a device through a touch sensor of the device. The stylus also includes inductive-charging components in or on the stylus for charging or powering the stylus with electromagnetic radiation from inductive-charging components in or on the device. The inductive-charging components in or on the stylus may also charge or power the device by transmitting electromagnetic radiation to the inductive-charging components in or on the device.
    Type: Grant
    Filed: January 31, 2012
    Date of Patent: February 3, 2015
    Assignee: Atmel Corporation
    Inventors: Vemund Kval Bakken, Trond Jarle Pedersen, Esat Yilmaz
  • Patent number: 8941696
    Abstract: Disclosed is an LCD device having a structure such as a column inversion type or a Z-inversion type where a single data line can be shared by two neighboring pixels, and an inspection circuit and method thereof. The inspection circuit for outputting gate driving signals in a division manner into odd and even-numbered signals is provided between the gate driving unit and a pixel region, so that only color pixels to be inspected can be driven. This can allow pixels to be normally inspected in an LCD device having an enhanced column inversion structure.
    Type: Grant
    Filed: December 27, 2012
    Date of Patent: January 27, 2015
    Assignee: LG Display Co., Ltd.
    Inventor: MoonJung Choi
  • Patent number: 8933899
    Abstract: In one embodiment, a method includes receiving sensor data from one or more sensors in or on a stylus, the stylus including one or more electrodes and one or more computer-readable non-transitory storage media embodying logic for wirelessly transmitting signals to a device through a touch sensor of the device. The method includes generating a carrier signal and modulating the carrier signal to communicate the sensor data and wirelessly transmitting from the stylus to the device the carrier signal as modulated through the touch sensor of the device.
    Type: Grant
    Filed: January 31, 2012
    Date of Patent: January 13, 2015
    Assignee: Atmel Corporation
    Inventors: Shahrooz Shahparnia, Vivek Pant, Esat Yilmaz, Vemund Kval Bakken, Kishore Sundara-Rajan, John Stanley Dubery, Martin John Simmons, Sherif Hanna
  • Patent number: 8928593
    Abstract: A method of controlling the location of a virtual keyboard in a graphical user interface (GUI) displayed on a display screen of a handheld electronic device is disclosed, the method comprising: monitoring for change in device orientation, wherein the device orientation comprising a left hand device orientation and a right hand device orientation; and updating location of the virtual keyboard in the GUI in response to detection of device orientation change.
    Type: Grant
    Filed: March 11, 2012
    Date of Patent: January 6, 2015
    Assignee: Beijing Hefengxin Keji Co. Ltd.
    Inventor: Jing Jian
  • Patent number: 8928641
    Abstract: A multiplex electrophoretic display driver circuit comprises a memory unit, a display controller and a voltage driving unit. The memory unit has two registers respectively storing the current and former gray-level matrix signals. The gray-level matrix signal contains gray-level data corresponding to electrophoretic pixels. The display controller has an encoding circuit and a counting circuit. The encoding circuit generates a difference-value matrix signal containing difference values according to a difference between the current and former gray-level matrix signals and then generates a voltage-difference matrix signal containing voltage-difference signals corresponding to the electrophoretic pixels. The counting circuit receives the difference-value matrix signal and counts to generate refreshing values corresponding to the difference values. The encoding circuit adds the refreshing values to a next-cycled difference-value matrix signal to generate a new voltage-difference matrix signal.
    Type: Grant
    Filed: December 2, 2009
    Date of Patent: January 6, 2015
    Assignee: SIPIX Technology Inc.
    Inventors: Wen-Pin Chiu, Ping-Yueh Cheng, Feng-Shou Lin, Craig Lin, Bryan Chan
  • Patent number: 8922505
    Abstract: A flexible and very thin touch screen panel is implemented by forming sensing patterns as touch sensors on a first surface of a flexible thin glass substrate and by forming a supporting film on a second surface of the glass surface. A method of fabricating a touch screen panel for securing the strength of a unit cell touch screen panel includes forming sensing patterns as touch sensors in every unit cell touch screen panel on a mother glass substrate, etching the glass substrate in the thickness direction, forming a supporting film under the glass substrate, and by cutting the glass substrate and the supporting film cell by cell using dual cutting.
    Type: Grant
    Filed: May 24, 2011
    Date of Patent: December 30, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung-Ku Kang, Kyu-Taek Lee, Byeong-Kyu Jeon
  • Patent number: 8913023
    Abstract: A touch control method used for an electronic device storing a relationship table recording a mapping relationship between handwritten touch input and a number of commands includes the following steps. Display an electronic file. Sense a touch trace of a user on the displayed electronic file and generating a trigger signal if the touch trace forms a closed loop having an enclosed region. Sense handwritten touch input by the user within the enclosed region and generate associated signals. Recognize a circled path having an enclosed region as input by the user according to the generated signals. Determine a command associated with the sensed handwritten touch input according to the relationship table in response to the trigger signal. Retrieve content of the displayed electronic file displayed within the enclosed region. And execute the retrieved command to the retrieved content. An electronic device using the method is also provided.
    Type: Grant
    Filed: December 28, 2012
    Date of Patent: December 16, 2014
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Xiao-Guang Li, Kuan-Hong Hsieh, Yun Xiao, Shang-Hui Pi
  • Patent number: 8907925
    Abstract: Provided are a touch panel and a display apparatus having the touch panel. The touch panel includes a substrate, and a plurality of optical devices arranged on the substrate, in which a distance between two adjacent optical devices of the plurality of optical devices may gradually decrease toward a corner of the substrate.
    Type: Grant
    Filed: May 25, 2011
    Date of Patent: December 9, 2014
    Assignee: LG Electronics Inc.
    Inventors: Wonbae Park, Soobeom Lee, Myungsuk Byeon, Yonghan Lee
  • Patent number: 8890899
    Abstract: A monochrome light emitting display device and a method for fabricating the same are disclosed, in which a pixel structure of a monochrome light emitting display device is changed to improve a contrast ratio and resolution and at the same time color shift is prevented from occurring, so as to display clearer image. The monochrome light emitting display device comprises a display panel having unit pixels of first and second sub-pixels arranged in a matrix arrangement to display a monochrome image; gate and data drivers respectively driving gate lines and data lines of the display panel; and a timing controller aligning externally input RGB data to be suitable for driving of the display panel to supply the RGB data to the data driver and generating data and gate control signals to control the data and gate drivers.
    Type: Grant
    Filed: December 23, 2009
    Date of Patent: November 18, 2014
    Assignee: LG Display Co., Ltd.
    Inventors: Se-Hee Lee, Byung-Chul Ahn, Seung-Kyu Choi, Nam-Yang Lee, Seok-Jong Lee
  • Patent number: 8884924
    Abstract: To provide an information processing apparatus having a user interface for enabling a user to readily give an instruction. A distance distribution image obtaining unit obtains a distance distribution image produced based a measured result output from a distance distribution measuring unit for measuring distance distribution to an object within a predetermined view field. An instruction content data producing unit produces instruction content data, based on the distance distribution image. An information processing execution unit obtains the instruction content data produced by the instruction content data producing unit, and carries out information processing based on the instruction content data.
    Type: Grant
    Filed: October 1, 2009
    Date of Patent: November 11, 2014
    Assignees: Sony Corporation, Sony Computer Entertainment Inc.
    Inventors: Satoshi Kawaguchi, Yuji Takeuchi