Patents Assigned to Giantplus Technology Co., Ltd.
  • Patent number: 10210828
    Abstract: The present invention provides a temperature sensing circuit, which comprises a switching circuit, a charging circuit, and a judging circuit. The switching circuit receives a supply voltage for generating a switching signal. The charging circuit is coupled to the switching circuit and receives the supply voltage. The switching signal controls the charging circuit for generating a voltage signal according to the supply voltage. The judging circuit is coupled to the charging circuit for generating a judging signal according to the level of the voltage signal. The levels of the switching signal and the voltage signal are related to a temperature state; and the judging signal represents the temperature state. The temperature sensing circuit can be applied to the driving circuit of a display panel for detecting the temperature state. Hence, the level of the driving signal of the driving circuit can be adjusted for improving the image quality.
    Type: Grant
    Filed: July 26, 2013
    Date of Patent: February 19, 2019
    Assignees: Giantplus Technology Co., Ltd., National Chiao Tung University
    Inventors: Po-Tsun Liu, Li-Wei Chu, Guang-Ting Zheng, Yi-Chun Kuo, Chun-Yen Chen, Ku-Huang Lai
  • Patent number: 10147358
    Abstract: A driving method for a display panel is provided. The display panel includes a plurality of pixel circuits arranged in an array. Each of the pixel circuits respectively includes a first switch and a second switch coupled in series. The driving method includes following steps. A first driving signal is received during an update period through a control terminal of the first switch of each of the pixel circuits, so that the first switch of each of the pixel circuits is continuously turned on during the update period. A second driving signal is sequentially received during the update period through a control terminal of the second switch of each of the pixel circuits.
    Type: Grant
    Filed: June 6, 2017
    Date of Patent: December 4, 2018
    Assignee: GIANTPLUS TECHNOLOGY CO., LTD
    Inventors: Yu-Yen Lin, Hou-Hong Li
  • Patent number: 10147373
    Abstract: A driving method for a display panel is provided. The display panel includes a plurality of pixel circuits arranged in an array. Each of the pixel circuits respectively includes a first switch and a second switch coupled in series. The driving method for the display panel includes following steps. Plural first pulse signals are periodically received in a de-stress mode through a control terminal of the first switch of each of the pixel circuits, where the first pulse signals include a first pulse width. Plural second pulse signals are sequentially and periodically received in the de-stress mode through a control terminal of the second switch of each of the pixel circuits, where the second pulse signals include a second pulse width, and each of the pixel circuits receives the first pulse signals and the second pulse signals at different times.
    Type: Grant
    Filed: June 6, 2017
    Date of Patent: December 4, 2018
    Assignee: GIANTPLUS TECHNOLOGY CO., LTD.
    Inventors: Yu-Yen Lin, Hou-Hong Li
  • Patent number: 10139653
    Abstract: A convex display including a first substrate, a second substrate, a display medium, a color filter layer, an optical film and an active device layer is provided. The second substrate is disposed opposite to the first substrate. The display medium is disposed between the first substrate and the second substrate. The color filter layer is disposed on the first substrate. The active device layer is disposed on the first substrate or the second substrate. The optical film is disposed on the first substrate. The optical film is farther away from the display medium than the color filter. The optical film includes a base material and optical microstructures embedded in the base material, wherein a refractive index of each of the optical microstructures is larger than a refractive index of the base material.
    Type: Grant
    Filed: September 11, 2017
    Date of Patent: November 27, 2018
    Assignee: GIANTPLUS TECHNOLOGY CO., LTD.
    Inventors: Chih-Teng Huang, Hsin-Yu Han, He-Guei Chen, Hsiao-Ching Shen
  • Publication number: 20180286312
    Abstract: A driving method for a display panel is provided. The display panel includes a plurality of pixel circuits arranged in an array. Each of the pixel circuits respectively includes a first switch and a second switch coupled in series. The driving method includes following steps. A first driving signal is received during an update period through a control terminal of the first switch of each of the pixel circuits, so that the first switch of each of the pixel circuits is continuously turned on during the update period. A second driving signal is sequentially received during the update period through a control terminal of the second switch of each of the pixel circuits.
    Type: Application
    Filed: June 6, 2017
    Publication date: October 4, 2018
    Applicant: GIANTPLUS TECHNOLOGY CO., LTD
    Inventors: Yu-Yen Lin, Hou-Hong Li
  • Publication number: 20180286334
    Abstract: A driving method for a display panel is provided. The display panel includes a plurality of pixel circuits arranged in an array. Each of the pixel circuits respectively includes a first switch and a second switch coupled in series. The driving method for the display panel includes following steps. Plural first pulse signals are periodically received in a de-stress mode through a control terminal of the first switch of each of the pixel circuits, where the first pulse signals include a first pulse width. Plural second pulse signals are sequentially and periodically received in the de-stress mode through a control terminal of the second switch of each of the pixel circuits, where the second pulse signals include a second pulse width, and each of the pixel circuits receives the first pulse signals and the second pulse signals at different times.
    Type: Application
    Filed: June 6, 2017
    Publication date: October 4, 2018
    Applicant: GIANTPLUS TECHNOLOGY CO., LTD
    Inventors: Yu-Yen Lin, Hou-Hong Li
  • Publication number: 20180173019
    Abstract: A convex display including a first substrate, a second substrate, a display medium, a color filter layer, an optical film and an active device layer is provided. The second substrate is disposed opposite to the first substrate. The display medium is disposed between the first substrate and the second substrate. The color filter layer is disposed on the first substrate. The active device layer is disposed on the first substrate or the second substrate. The optical film is disposed on the first substrate. The optical film is farther away from the display medium than the color filter. The optical film includes a base material and optical microstructures embedded in the base material, wherein a refractive index of each of the optical microstructures is larger than a refractive index of the base material.
    Type: Application
    Filed: September 11, 2017
    Publication date: June 21, 2018
    Applicant: GIANTPLUS TECHNOLOGY CO., LTD
    Inventors: Chih-Teng Huang, Hsin-Yu Han, He-Guei Chen, Hsiao-Ching Shen
  • Patent number: 9990895
    Abstract: A display apparatus and a driving method of a display panel thereof are provided. The display apparatus includes a gate driver circuit providing a plurality of gate driving signals, a switch driver circuit providing a plurality of switch driving signals and the display panel having a plurality of pixels arranged in an array. Each of the pixels includes a first switch, a second switch and a storage capacitor coupled in series, wherein the first switch is controlled by the corresponding switch driving signal, and the second switch is controlled by the corresponding gate driving signal. During a frame update period, the gate driving signals are enabled sequentially, and an enabling period of each of switch driving signal is overlapped with enabling periods of a part of gate driving signals. During an operation waiting period, the gate driving signals are enabled periodically.
    Type: Grant
    Filed: November 16, 2016
    Date of Patent: June 5, 2018
    Assignee: GIANTPLUS TECHNOLOGY CO., LTD
    Inventors: Yu-Yen Lin, Hou-Hong Li
  • Publication number: 20180149888
    Abstract: A concave display including a first substrate, a second substrate, a display medium, a color filter layer, an optical film and an active device layer is provided. The second substrate is disposed opposite to the first substrate. The display medium is disposed between the first substrate and the second substrate. The color filter layer is disposed on the first substrate. The active device layer is disposed on the first substrate or the second substrate. The optical film is disposed on the first substrate. The optical film is further away from the display medium than the color filter. The optical film includes a base material and optical microstructures embedded in the base material, wherein a refractive index of each of the optical microstructures is smaller than a refractive index of the base material.
    Type: Application
    Filed: September 11, 2017
    Publication date: May 31, 2018
    Applicant: GIANTPLUS TECHNOLOGY CO., LTD
    Inventors: Chih-Teng Huang, Hsin-Yu Han, He-Guei Chen, Hsiao-Ching Shen
  • Patent number: 9880415
    Abstract: The present invention provides a liquid crystal display module, which comprises a bottom substrate, one or more reflective member, an array bump-structure layer, a liquid crystal layer, and a top substrate. The array bump-structure layer comprises one or more first bump region and one or mode second bump region. The second bump region is disposed on the reflective member correspondingly. By using the reflective member, the problem of complicated fabrication of the array bump layer having a plurality of sloping angles according to the prior art can be avoided.
    Type: Grant
    Filed: January 11, 2016
    Date of Patent: January 30, 2018
    Assignee: Giantplus Technology Co., Ltd.
    Inventors: Kai-Ju Chou, Che-Yao Wu, Chun-Jung Lai, Ku-Huang Lai
  • Publication number: 20170352320
    Abstract: A display apparatus and a driving method of a display panel thereof are provided. The display apparatus includes a gate driver circuit providing a plurality of gate driving signals, a switch driver circuit providing a plurality of switch driving signals and the display panel having a plurality of pixels arranged in an array. Each of the pixels includes a first switch, a second switch and a storage capacitor coupled in series, wherein the first switch is controlled by the corresponding switch driving signal, and the second switch is controlled by the corresponding gate driving signal. During a frame update period, the gate driving signals are enabled sequentially, and an enabling period of each of switch driving signal is overlapped with enabling periods of a part of gate driving signals. During an operation waiting period, the gate driving signals are enabled periodically.
    Type: Application
    Filed: November 16, 2016
    Publication date: December 7, 2017
    Applicant: GIANTPLUS TECHNOLOGY CO., LTD
    Inventors: Yu-Yen Lin, Hou-Hong Li
  • Patent number: 9519390
    Abstract: The present invention provides a single electrode layer of a touch panel, which comprises a plurality of electrodes. The electrodes comprise a plurality of holes arranged in a plurality of rows in a first direction and adjacent to one another. The holes are also arranged in a plurality of columns in a second direction and adjacent to one another. The columns of the holes are arranged in a zigzag pattern along the first direction. The rows of the holes are arranged in a zigzag pattern along the second direction. The electrodes are arranged in a zigzag pattern along the first direction corresponding to the holes and forming a first side and a second side opposing to the first side, which are zigzag shape. The first and second sides form a plurality of convex parts and a plurality of concave parts. The geometric shapes of the convex parts and the concave parts extend the zigzag shapes of the holes along the second direction.
    Type: Grant
    Filed: November 7, 2014
    Date of Patent: December 13, 2016
    Assignee: Giantplus Technology Co., Ltd.
    Inventors: Yu-Cheng Chang, Kai-Dun Chang
  • Publication number: 20160344220
    Abstract: The present invention provides a temperature sensing circuit, which comprises a switching circuit, a charging circuit, and a judging circuit. The switching circuit receives a supply voltage for generating a switching signal. The charging circuit is coupled to the switching circuit and receives the supply voltage. The switching signal controls the charging circuit for generating a voltage signal according to the supply voltage. The judging circuit is coupled to the charging circuit for generating a judging signal according to the level of the voltage signal. The levels of the switching signal and the voltage signal are related to a temperature state; and the judging signal represents the temperature state. The temperature sensing circuit can be applied to the driving circuit of a display panel for detecting the temperature state. Hence, the level of the driving signal of the driving circuit can be adjusted for improving the image quality.
    Type: Application
    Filed: July 26, 2013
    Publication date: November 24, 2016
    Applicants: NATIONAL CHIAO TUNG UNIVERSITY, GIANTPLUS TECHNOLOGY CO., LTD.
    Inventors: PO-TSUN LIU, LI-WEI CHU, GUANG-TING ZHENG, YI-CHUN KUO, CHUN-YEN CHEN, KU-HUANG LAI
  • Patent number: 9442592
    Abstract: A module structure of touch display panel is provided. The module structure comprises a backlight module, a liquid crystal panel, a touch layer, a first circuit board, a second circuit board, and a protection layer. The liquid crystal panel is disposed above the backlight module; the touch layer is disposed on the liquid crystal panel. The first circuit board is disposed on the liquid crystal panel, and is further disposed with a first side of the liquid crystal panel and a first side of the touch layer. The second circuit board is disposed on the liquid crystal panel, and is further disposed with a second side of the liquid crystal panel and a second side of the touch layer. Additionally, the protection layer is disposed above the touch layer, the first circuit board, and the second circuit board.
    Type: Grant
    Filed: October 14, 2014
    Date of Patent: September 13, 2016
    Assignee: Giantplus Technology Co., Ltd.
    Inventors: Yu-Chung Hsieh, Huei-Ling Liao, Kai-Dun Chang, Jung-Fu Hsu
  • Patent number: 9083346
    Abstract: A touch control system and a sensing method thereof. Wherein, a plurality of sensor units are connected respectively to a control electrode line and a detection electrode line. Each sensor unit includes: a first switching element and a second switching element connected in parallel, and a sensing electrode connected to the second switching element. A common electrode provides a trigger signal to each sensing electrode to form coupling. The control electrode line is used to selectively output a turn-off signal in sequence to each of the first switching elements, so that the detection electrode line acts in cooperation with the sensor unit, in response to the turn-off signal. When a touch action occurs, the sensing electrode utilizes the detection electrode line to detect variations of current signal passing through the sensor unit, based on turn-on extent of the second switching element, hereby obtaining at least a touch message.
    Type: Grant
    Filed: December 7, 2012
    Date of Patent: July 14, 2015
    Assignee: GIANTPLUS TECHNOLOGY CO., LTD.
    Inventors: Chia-Chuan Pu, Kuo-Sheng Sun, Chien-Ying Peng
  • Patent number: 9075466
    Abstract: The invention provides a touch panel with a single electrode layer, which has a plurality of sensing channels. Each of the sensing channels includes a plurality of first transmission lines, a second transmission line and a plurality of first and second sensing electrodes on a substrate. The routing path of the first and second transmission lines routed on the substrate is non-straight. And, the first sensing electrodes and the second sensing electrodes include a plurality of first holes and second holes, respectively. The second sensing electrodes and the first sensing electrodes are disposed on the same side of the substrate. The geometric shapes of the first holes and the second holes correspond to the geometric shapes of the routing path of the first transmission lines and the second transmission line routed on the substrate. Thereby, the display quality can be improved by the touch panel of the present invention.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: July 7, 2015
    Assignee: Giantplus Technology Co., Ltd.
    Inventors: Wei-Ting Lin, Po-Hsien Wang
  • Patent number: 9064474
    Abstract: An n-stage driving module with a common control node according to the present invention is revealed. The n-stage driving module comprises a plurality of output units, a forward input unit and a reverse input unit. The output units are all coupled to a control node to share the control node. The output units output forward scanning signals sequentially according to the charge of the control node when the control node is charged by the forward input unit. The output units output reverse scanning signals sequentially according to the charge of the control node when the control node is charged by the reverse input unit. Thus, the present invention is provided to output forward or reverse scanning signals from the output units by sharing the control node so as to decrease the circuit area in the n-stage driving module.
    Type: Grant
    Filed: April 25, 2013
    Date of Patent: June 23, 2015
    Assignee: Giantplus Technology Co., Ltd.
    Inventors: Kai-Ju Chou, Che-Yao Wu, Ku-Huang Lai, Po-Chun Huang
  • Patent number: 8963900
    Abstract: The invention provides a bidirectional scanning driving circuit, which comprises N stages of driving modules. Driving module comprises an output unit, a forward input unit, and a reverse input unit. For the n-th stage driving module, the forward input unit receives a first input voltage and a front forward scan signal of any of the driving modules lower than or equal to (n?2)th stage for charging or discharging a control node of the output unit. The reverse input unit receives a second input voltage and a back reverse scan signal of any of the driving modules higher than or equal to (n+2)th stage for charging or discharging the control node of the output unit. When the forward input unit is charging the output unit, the output unit outputs a forward scan signal; when the reverse input unit is charging the output unit, the output unit outputs a reverse scan signal.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: February 24, 2015
    Assignees: Giantplus Technology Co., Ltd., National Chiao Tung University
    Inventors: Po-Tsun Liu, Li-Wei Chu, Guang-Ting Zheng, Chun-Yen Chen, Yi-Chun Kuo, Kai-Ju Chou, Che-Yao Wu, Po-Chun Huang, Ku-Huang Lai
  • Patent number: 8963866
    Abstract: An in-cell touch display device comprises a plurality of pixel structures, a display scanning circuit, a touch scanning circuit, and a control module. The pixel structures are applied to display an image and include a plurality of display scanning lines and a plurality of common electrodes. The display scanning circuit is coupled with the display scanning lines for actuating the pixel structures to display the image. The touch scanning circuit is coupled with the common electrodes so as to receive a touch signal by scanning the common electrodes. The control module is coupled with the display scanning circuit and the touch scanning circuit to receive and process the touch signal for executing the touch step. The display scanning circuit and the touch scanning circuit are integrated on the same substrate to reduce the thickness of the touch display device without affecting the touch effect.
    Type: Grant
    Filed: January 31, 2013
    Date of Patent: February 24, 2015
    Assignee: Giantplus Technology Co., Ltd.
    Inventors: Chia-Chuan Pu, Chien-Ying Peng
  • Publication number: 20140198022
    Abstract: A driving module with a common control node according to the present invention is revealed. The driving module comprises a plurality of output units, a forward input unit and a reverse input unit. The output units are all coupled to a control node to share the control node. The output units output forward scanning signals sequentially according to the charge of the control node when the control node is charged by the forward input unit. The output units output reverse scanning signals sequentially according to the charge of the control node when the control node is charged by the reverse input unit. Thus, the present invention is provided to output forward or reverse scanning signals from the output units by sharing the control node so as to decrease the circuit area in the driving module.
    Type: Application
    Filed: April 25, 2013
    Publication date: July 17, 2014
    Applicant: GIANTPLUS TECHNOLOGY CO., LTD.
    Inventors: KAI-JU CHOU, CHE-YAO WU, KU-HUANG LAI, PO-CHUN HUANG