MUMBAI, India, Aug. 8 -- Intellectual Property India has published a patent application (202527070856 A) filed by Hkc Corporation Limited, Guangdong, China, on July 25, for 'pixel driving circuit resistance compensation method and display panel.'
Inventor(s) include Zhou Mancheng; Zhang Yuanping; and Yuan Haijiang.
The application for the patent was published on Aug. 8, under issue no. 32/2025.
According to the abstract released by the Intellectual Property India: "A pixel driving circuit a resistance compensation method and a display panel. The pixel driving circuit comprises a switch circuit (1) a memory circuit (2) a connection circuit (3) and a compensation circuit (4); the switch circuit (1) is provided with a driving switch (11); a control terminal of the driving switch (11) is connected to the compensation circuit (4) an input terminal of the driving switch (11) is connected to a data line and a power supply voltage (ELVDD) and an output terminal of the driving switch (11) is connected to the connection circuit (3) and a pixel (5); the connection circuit (3) is connected to the compensation circuit (4); and the compensation circuit (4) is used for compensating for the resistance from the data line to the control terminal of the driving switch (11). By means of compensation circuits (4) the values of resistance from a data line to control terminals of driving switches (11) in different pixel rows tend to be identical so that pixels (5) in distal pixel rows and in proximal pixel rows are charged by the same data line with identical efficiency."
The patent application was internationally filed on May 23, 2023, under International application No.PCT/CN2023/095824.
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