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Vasudha Gupta patents

Recent patents with Vasudha Gupta listed as an inventor - additional entries may be under other spellings.


Vasudha Gupta - Related organizations: Apple Inc. patents, Ignis Innovation Inc. patents, Apple Inc patents

Silicon and semiconducting oxide thin-film transistor displays

03/02/17 - 20170062539 - An electronic device display may have an array of pixel circuits. Each pixel circuit may include an organic light-emitting diode and a drive transistor. Each drive transistor may be adjusted to control how much current flows through the organic light-emitting diode. Each pixel circuit may include one or more additional
Inventors: Tsung-ting Tsai, Vasudha Gupta, Chin-wei Lin

Organic light-emitting diode display with gate pulse modulation

09/29/16 - 20160284276 - Display driver circuitry may load data into an array of pixels via data lines. The display driver circuitry may supply control signals including scan signals to the pixels via control lines. Each pixel may have transistors and capacitor circuitry for controlling the emission of light from a light-emitting diode. A
Inventors: Vasudha Gupta, Chin-wei Lin, Tsung-ting Tsai

In-cell touch for led

09/01/16 - 20160253034 - A touch screen having touch circuitry integrated into a display pixel stackup. The touch screen can include a transistor layer, an LED layer and a first layer. The first layer can operate as an LED cathode during a display phase and as touch circuitry during a touch sensing phase. The
Inventors: Vasudha Gupta, Shih Chang Chang, Young-bae Park, Ting-kuo Chang

Driving system for active-matrix displays

08/11/16 - 20160232844 - Raw grayscale image data, representing images to be displayed in successive frames, is used to drive a display having pixels that include a drive transistor and an organic light emitting device by dividing each frame into at least first and second-frames, and supplying each pixel with a drive current that
Inventors: Kongning Li, Vasudha Gupta, Gholamreza Chaji, Arokia Nathan

Organic light-emitting diode display with enhanced aperture ratio

05/19/16 - 20160141348 - An organic light-emitting diode display may have an array of pixels. Each pixel may have an organic light-emitting diode with an anode and cathode. The anodes may be formed from a patterned layer of metal. Thin-film transistor circuitry in the pixels may include transistors such as drive transistors and switching
Inventors: Chin-wei Lin, Jae Won Choi, Minkyu Kim, Shih Chang Chang, Tsung-ting Tsai, Vasudha Gupta, Young Bae Park

Organic light-emitting diode display with luminance control

05/12/16 - 20160133184 - An organic light-emitting diode display may have an array of pixel circuits. Each pixel circuit may contain an organic light-emitting diode that emits light, a drive transistor that controls current flow through the diode, and additional transistors such as switching transistors for loading data into the pixel circuit and emission
Inventors: Vasudha Gupta, Chin-wei Lin, Shih Chang Chang, Tsung-ting Tsai, Young Bae Park

Hybrid pixel control circuits for light-emitting diode display

04/07/16 - 20160099262 - An electronic device may include a display. The display may be formed by an array of light-emitting diodes mounted to the surface of a substrate. The light-emitting diodes may be inorganic light-emitting diodes formed from separate crystalline semiconductor structures. An array of pixel control circuits may be used to control
Inventors: Chin-wei Lin, Shih Chang Chang, Vasudha Gupta

Silicon and semiconducting oxide thin-film transistor displays

03/24/16 - 20160087022 - An electronic device display may have an array of pixel circuits. Each pixel circuit may include an organic light-emitting diode and a drive transistor. Each drive transistor may be adjusted to control how much current flows through the organic light-emitting diode. Each pixel circuit may include one or more additional
Inventors: Tsung-ting Tsai, Vasudha Gupta, Chin-wei Lin

Flexible display with bent edge regions

03/17/16 - 20160079281 - An electronic device may have a flexible display with portions that are bent along a bend axis. The display may have display circuitry such as an array of display pixels in an active area. Contact pads may be formed in an inactive area of the display. Signal lines may couple
Inventors: Young Bae Park, Shih Chang Chang, Vasudha Gupta

Organic light-emitting diode display

03/03/16 - 20160063922 - A display may have an array of organic light-emitting diode display pixels. Each display pixel may have a light-emitting diode that emits light under control of a drive transistor. Each display pixel may also have control transistors for compensation and programming operations. Each display pixel may have six thin-film transistors
Inventors: Tsung-ting Tsai, Vasudha Gupta, Chin-wei Lin, Shih-chang Chang, Young Bae Park

Organic light-emitting diode display with reduced capacitive sensitivity

03/03/16 - 20160063921 - A display may have an array of organic light-emitting diode display pixels. Each display pixel may have a light-emitting diode that emits light under control of a drive transistor. Each display pixel may also have control transistors for compensation and programming operations. Each display pixel may have six thin-film transistors
Inventors: Tsung-ting Tsai, Vasudha Gupta, Chin-wei Lin, Shih-chang Chang, Young Bae Park

Flexible displays with strengthened pad area

09/24/15 - 20150268775 - An electronic device may have a flexible display with portions that can be bent. The display may include an array of display pixels in an active area. Contact pads may be formed in an inactive area of the display. Display circuitry in the active area may exhibit a given stack
Inventors: Da Yu, Jae Won Choi, Sang Ha Kim, Vasudha Gupta, Young Bae Park

Organic light-emitting diode display with bottom shields

07/23/15 - 20150206931 - A display may have an array of organic light-emitting diode display pixels. Each display pixel may have a light-emitting diode that emits light under control of a drive transistor. Each display pixel may also have control transistors for compensating and programming operations. The array of display pixels may have rows
Inventors: Jae Won Choi, Jean-pierre Guillou, Shih Chang Chang, Tsung-ting Tsai, Vasudha Gupta, Young Bae Park

Display with threshold voltage compensation circuitry

05/28/15 - 20150145849 - A display may have an array of organic light-emitting diode display pixels. Each display pixel may have a light-emitting diode that emits light under control of a drive transistor. Each display pixel may also have control transistors for compensation and programming operations. Each display pixel may have five p-type transistor
Inventors: Jae Won Choi, Shih Chang Chang, Tsung-ting Tsai, Vasudha Gupta, Young Bae Park

Capacitor structures for display pixel threshold voltage compensation circuits

05/28/15 - 20150144892 - A display may have an array of organic light-emitting diode display pixels. Each display pixel may have a light-emitting diode that emits light under control of a thin-film drive transistor. Each display pixel may have thin-film transistors and capacitor structures that form a circuit for compensating the drive transistor for
Inventors: Shih Chang Chang, Vasudha Gupta, Young Bae Park

Display with hybrid progressive-simultaneous drive pattern

05/07/15 - 20150123883 - A display may have an array of organic light-emitting diode display pixels. Each display pixel may have a light-emitting diode that emits light under control of a drive transistor. Each display pixel may also have control transistors for compensating and programming operations. The array of display pixels may have rows
Inventors: Chin-wei Lin, Vasudha Gupta, Young Bae Park

Organic light emitting diode displays with improved driver circuitry

04/23/15 - 20150109279 - An electronic device may be provided with an organic light-emitting diode display. The display may include row driver circuitry that provides an emission control signal at an output terminal to display pixels. The emission control signals may enable or disable light emission by the pixels. The row driver circuitry may
Inventors: Vasudha Gupta, Tsung-ting Tsai, Jae Won Choi, Sang Y. Youn, Young Bae Park, Chin-wei Lin

Organic light emitting diode displays with improved driver circuitry

04/23/15 - 20150109276 - An electronic device may be provided with an organic light-emitting diode display. The display may include row driver circuitry that provides an emission control signal at an output terminal to display pixels. The emission control signals may enable or disable light emission by the pixels. The row driver circuitry may
Inventors: Vasudha Gupta, Tsung-ting Tsai, Jae Won Choi, Sang Y. Youn, Young Bae Park

Organic light-emitting diode displays with white subpixels

04/02/15 - 20150090970 - An electronic device may include a display having an array of organic light-emitting diode display pixels that produce light that forms an image. Color filter elements may be used to allow the display to present color images. Each display pixel may have a red subpixel, a blue subpixel, a green
Inventors: Young Bae Park, Shih Chang Chang, Vasudha Gupta

Driving system for active-matrix displays

03/19/15 - 20150077446 - Raw grayscale image data, representing images to be displayed in successive frames, is used to drive a display having pixels that include a drive transistor and an organic light emitting device by dividing each frame into at least first and second-frames, and supplying each pixel with a drive current that
Inventors: Kongning Li, Vasudha Gupta, Gholamreza Chaji, Arokia Nathan

Organic light-emitting diode displays with semiconducting-oxide and silicon thin-film transistors

02/26/15 - 20150053935 - An electronic device may include a display having an array of display pixels on a substrate. The display pixels may be organic light-emitting diode display pixels or display pixels in a liquid crystal display. In an organic light-emitting diode display, hybrid thin-film transistor structures may be formed that include semiconducting
Inventors: Vasudha Gupta, Jae Won Choi, Shih Chang Chang, Tsung-ting Tsai, Young Bae Park

Flexible display with bent edge regions

10/09/14 - 20140299884 - An electronic device may have a flexible display with portions that are bent along a bend axis. The display may have display circuitry such as an array of display pixels in an active area. Contact pads may be formed in an inactive area of the display. Signal lines may couple
Inventors: Young Bae Park, Shih Chang Chang, Vasudha Gupta

Reducing sheet resistance for common electrode in top emission organic light emitting diode display

09/11/14 - 20140252317 - An organic light emitting diode display includes a thin film transistor (TFT) substrate, which has TFTs for an array of pixels. Each TFT has a gate electrode, a source electrode, and a drain electrode. An organic layer is disposed over the TFT substrate. The organic layer has through-hole above the
Inventors: Vasudha Gupta, Youngbae Park, Shih Chang Chang, John Z. Zhong

In-cell touch for led

08/14/14 - 20140225838 - A touch screen having touch circuitry integrated into a display pixel stackup. The touch screen can include a transistor layer, an LED layer and a first layer. The first layer can operate as an LED cathode during a display phase and as touch circuitry during a touch sensing phase. The
Inventors: Vasudha Gupta, Shih Chang Chang, Young-base Park, Ting-kuo Chang

Pixel circuits and driving schemes for active matrix organic light emitting diodes

07/24/14 - 20140204067 - A pixel driving circuit includes a storage capacitor, a first, a second, and a third transistor. A method for driving an organic light emitting diode (OLED) display includes controlling the second transistor by a first signal from a gate line such that the second transistor is switched “Off” for a
Inventors: Vasudha Gupta

Active matrix organic light emitting diode display having variable optical path length for microcavity

07/24/14 - 20140203245 - An organic light emitting diode display includes an array of pixels on a substrate. Each pixel includes three sub-pixels that emits light of different wavelengths from each other. The display includes thin film transistors (TFTs) for the sub-pixels on the substrate. Each TFT is separated from each other by a
Inventors: Vasudha Gupta, Young Bae Park, Shih Chang Chang

Narrow border displays for electronic devices

07/03/14 - 20140184057 - An electronic device may be provided with an organic light-emitting diode display with minimized border regions. The border regions may be minimized by providing conductive structures that pass through polymer layers of the display and/or conductive structures that wrap around an edge of the display and couple conductive traces on
Inventors: Sang Ha Kim, Silvio Grespan, John Z. Zhong, Jean-pierre Guillou, Kuo-hua Sung, Paul S. Drzaic, Young Bae Park, Vasudha Gupta

Flexible display

05/22/14 - 20140138637 - A flexible display having an array of pixels or sub-pixels is provided. The display includes a flexible substrate and an array of thin film transistors (TFTs) corresponding to the array of pixels or sub-pixels on the substrate. The display also includes a first plurality of metal lines coupled to gate
Inventors: Byung Duk Yang, John Z. Zhong, Shih Chang Chang, Vasudha Gupta, Young Bae Park

Routing for high resolution and large size displays

03/06/14 - 20140061652 - Embodiments of the present disclosure related to electronic displays and electronic devices incorporating such displays which employ a device, method, or combination thereof for reducing the width of gate lines and/or data lines in the display. The result of which allows for increased pixel aperture size. The present disclosure provides
Inventors: Youngbae Park, Shih Chang Chang, Vasudha Gupta, John Z. Zhong

Flexible displays

02/13/14 - 20140042406 - An electronic device may be provided with an organic light-emitting diode display with minimized border regions. The border regions may be minimized by providing the display with bent edge portions having neutral plane adjustment features that facilitate bending of the bent edge portions while minimizing damage to the bent edge
Inventors: Brett W. Degner, Chieh-wei Chen, Dinesh C. Mathew, Paul S. Drzaic, Sang Ha Kim, Silvio Grespan, John Z. Zhong, Jean-pierre Guillou, Kuo-hua Sung, Young Bae Park, Vasudha Gupta

Back channel etch metal-oxide thin film transistor and process

12/19/13 - 20130337596 - A method is provided for fabricating an organic light emitting diode (OLED) display. The method includes forming a thin film transistor (TFT) substrate including a first metal layer and a second metal layer. The method also includes depositing a first passivation layer over the second metal layer, and forming a
Inventors: Ming-chin Hung, Shih Chang Chang, Vasudha Gupta, Young Bae Park

Driving system for active-matrix displays

08/08/13 - 20130201223 - Raw grayscale image data, representing images to be displayed in successive frames, is used to drive a display having pixels that include a drive transistor and an organic light emitting device by dividing each frame into at least first and second-frames, and supplying each pixel with a drive current that
Inventors: Kongning Li, Vasudha Gupta, Gholamreza Chaji, Arokia Nathan


### Vasudha Gupta patent invention listings

The bibliographic references displayed about Vasudha Gupta's patents are for a recent sample of Vasudha Gupta's publicly published patent applications. The inventor/author may have additional bibliographic citations listed at the USPTO.gov. FreshPatents.com is not associated or affiliated in any way with the author/inventor or the United States Patent/Trademark Office but is providing this non-comprehensive sample listing for educational and research purposes using public bibliographic data published and disseminated from the United States Patent/Trademark Office public datafeed. This information is also available for free on the USPTO.gov website. If Vasudha Gupta filed recent patent applications under another name, spelling or location then those applications could be listed on an alternate page. If no bibliographic references are listed here, it is possible there are no recent filings or there is a technical issue with the listing--in that case, we recommend doing a search on the USPTO.gov website.

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