Shanghai Tianma Microelectronics Co.

Shanghai, China

Shanghai Tianma Microelectronics Co.

Shanghai, China

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Patent
Shanghai Tianma Micro Electronics Co. and Tianma Micro Electronics Co. | Date: 2017-01-24

An array substrate and a flexible display panel are provided. The array substrate includes a flexible substrate, a thin film transistor, a first metal layer, a second metal layer and a stacked structure including multiple inorganic layers. The thin film transistor includes a source, a drain, a channel and a gate. The gate of the thin film transistor is insulated from the source, the channel and the drain. The multiple inorganic layers include one or more buffer layers between the flexible substrate and the thin film transistor, one or more gate insulating layers between a channel area and the gate, and a first isolating layer between the thin film transistor and the second metal layer. At least one inorganic layer of the multiple inorganic layers has multiple openings at a position corresponding to a display area.


Patent
Shanghai Tianma Micro Electronics Co. and Tianma Micro Electronics Co. | Date: 2016-05-05

A gate drive circuit, includes a driving transistor and a switching transistor. A gate electrode of the switching transistor is configured to receive first switching signal. A first electrode of the switching transistor is configured to receive second switching signal. A second electrode of the switching transistor is connected to gate electrode of the driving transistor. A first electrode of driving transistor is configured to receive first control signal, and a second electrode of driving transistor is connected to output terminal. During display period, the first control signal is display scanning signal, the first switching signal switches the switching transistor off, the driving transistor is switched on and the driving transistor outputs the display scanning signal. During touch-control period, the first control signal is touch scanning signal, the first switching signal switches the switching transistor on, the second switching signal switches the driving transistor on, and the driving transistor outputs the touch scanning signal.


Patent
Shanghai Tianma Micro Electronics Co. and Tianma Micro Electronics Co. | Date: 2017-01-05

An OLED array substrate is provided. The OLED array includes multiple sub-pixels defined by multiple data lines and multiple scan lines, and a resistance-type pressure sensing element located in non-opening regions of the sub-pixels. The pressure sensing element includes multiple resistors. Each resistor has a serpentine wire structure. The serpentine wire structure includes a first sub-wire and a second sub-wire connected to two adjacent first sub-wires. Both the first sub-wire and the second sub-wire are located in non-opening regions of the sub-pixels on the OLED array substrate. The resistance-type pressure sensing element is arranged in a display region of the OLED array substrate without influencing the display effect of a display panel or a display device. An extension direction of a projection of the first sub-wire on an array substrate intersects with extension directions of projections of the data lines and the scan lines on the array substrate.


Patent
Shanghai Tianma Micro electronics Co. and Tianma Micro electronics Co. | Date: 2017-01-09

An organic light-emitting display panel and fabrication method thereof are provided. The organic light-emitting display panel includes an organic light-emitting element array substrate, a thin film encapsulation layer covering the organic light-emitting element array substrate, and touch-control electrodes. The thin film encapsulation layer includes at least one inorganic layer and at least one organic layer. First groove structures are configured in at least one organic layer, and sidewalls of the first groove structures are arc-shaped. The touch-control electrodes are disposed in the first groove structures.


Patent
Shanghai Tianma Micro Electronics Co. and Tianma Micro Electronics Co. | Date: 2017-01-10

A method for manufacturing an array substrate, and an array substrate, a display panel and a display device are provided. The method may include: forming, on one side of a substrate, a gate electrode layer, a gate insulation layer and a semiconductor layer, wherein the gate electrode layer has a same pattern as the semiconductor layer; forming an etching stop layer on the semiconductor layer; forming a first, second hole and third through holes by patterning the etching stop layer; forming a source electrode layer and a drain electrode layer on the etching stop layer, wherein the source electrode layer is electrically connected with the semiconductor layer via the first through hole, and the drain electrode layer is electrically connected with the semiconductor layer via the second through hole; forming an active layer by etching the semiconductor layer at the location corresponding to the third through hole.


Patent
Shanghai Tianma Micro Electronics Co. and Tianma Micro Electronics Co. | Date: 2017-03-08

An electromagnetic-type touch display apparatus is disclosed. The apparatus comprises: a first substrate; a second substrate; a first conductive layer formed on the first substrate comprising first electromagnetic induction coils forming loops extending in a first direction; and a second conductive layer formed between the first and second substrates comprising second electromagnetic induction coils forming loops extending in a second direction perpendicular to the first direction. Each of the substrates comprises a display region and a non-display region, and the first and second electromagnetic induction coils are used to determine a touch position, wherein, at least one of the first conductive layer and the second conductive layer is also configured as at least one film layer of the first substrate or the second substrate, which forms a pattern required by the first or second electromagnetic induction coils and transmits a sensing signal.


Patent
Shanghai Tianma Micro Electronics Co. and Tianma Micro Electronics Co. | Date: 2016-07-27

The disclosure provides a touch display panel and a display device. The touch display panel includes a substrate, a plurality of scan lines, a plurality of data lines, pixel units, touch electrodes and a plurality of touch lines. Pixel electrodes in each pixel unit include a plurality of strip electrodes, and two adjacent pixel units form a unit group including a first pixel unit and a second pixel unit. The first pixel unit includes a first part and a second part. The second pixel unit includes a third part and a fourth part. The first pixel unit and the second pixel unit are in concave-convex fit arrangement. Each touch line is electrically connected to a corresponding touch electrode via a through hole located between the second part and the fourth part.


Patent
Shanghai Tianma Micro Electronics Co. and Tianma Micro Electronics Co. | Date: 2017-02-14

An organic light emitting display panel and a method for fabricating the same are provided by the present invention. The organic light emitting display panel includes: a substrate and a light emitting element layer disposed on the substrate. The light emitting element layer is provided with a plurality of first grooves. The organic light emitting display panel also includes an encapsulation layer disposed on the light emitting element layer, the plurality of first grooves are filled with the encapsulation layer.


Patent
Shanghai Tianma Micro Electronics Co. and Tianma Micro Electronics Co. | Date: 2017-03-31

An array substrate, a display panel, and a fabrication method of the array substrate are provided. The array substrate comprises a first thin film transistor including a metal oxide thin film transistor, and a second thin film transistor including an amorphous silicon thin film transistor. The first thin film transistor and the second thin film transistor are disposed above a substrate. The first thin film transistor is located in a display region of the array substrate, and the second thin film transistor is located in a peripheral circuit region of the array substrate.


Patent
Shanghai Tianma Micro Electronics Co. and Tianma Micro Electronics Co. | Date: 2017-04-04

An OLED display panel and a display device are provided. The OLED display panel includes an array substrate, a circular polarizing plate disposed on one side of the array substrate, a first stack structure disposed between the array substrate and the circular polarizing plate, and at least one touch-control electrode layer disposed on one side of the first stack structure facing towards and/or facing away the circular polarizing plate. The first stack structure comprising at least one touch-control electrode substrate and at least one compensation film. A sum of phase retardation of the at least one touch-control electrode substrate and the at least one compensation film with respect to a beam of light at a same frequency is smaller than or equal to a predetermined value.

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