公开(公告)号：US20180047355A1

公开(公告)日：2018-02-15

申请号：US15344575

申请日：2016-11-06

Applicant: NOVATEK Microelectronics Corp.

Inventor： Yu-Hao Hsu ,  Jui-Chang Lin ,  Ming-Han Lee ,  Wei-Cheng Lin

IPC: G09G3/36

CPC classification number: G09G3/3696 ,  G09G3/3688 ,  H01L21/82 ,  H01L27/085

Abstract: A source driving device for a display system includes a receiving module, for receiving display data; a register module, for sorting pixel data included in the display data to generate sorted pixel data; a latch module, for outputting sequenced display data to the level shifting module; a level shifting module, for adjusting the sequenced display data from a low voltage range to a medium voltage range; a converting module; for converting the sequenced display data to analog display voltages; a buffer module, for generating a plurality source driving signals according to the analog display voltages; and an output switching module, for outputting the plurality source driving signals to a display device of the display system operating in a high voltage range; wherein circuit components in the source driving device operating in different voltage ranges have different gate oxide thicknesses.

公开(公告)号：US09898983B1

公开(公告)日：2018-02-20

申请号：US15344575

申请日：2016-11-06

Applicant: NOVATEK Microelectronics Corp.

Inventor： Yu-Hao Hsu ,  Jui-Chang Lin ,  Ming-Han Lee ,  Wei-Cheng Lin

IPC: G09G5/00 ,  G09G3/36

CPC classification number: G09G3/3696 ,  G09G3/3688 ,  H01L21/82 ,  H01L27/085

Abstract: A source driving device for a display system includes a receiving module, for receiving display data; a register module, for sorting pixel data included in the display data to generate sorted pixel data; a latch module, for outputting sequenced display data to the level shifting module; a level shifting module, for adjusting the sequenced display data from a low voltage range to a medium voltage range; a converting module; for converting the sequenced display data to analog display voltages; a buffer module, for generating a plurality source driving signals according to the analog display voltages; and an output switching module, for outputting the plurality source driving signals to a display device of the display system operating in a high voltage range; wherein circuit components in the source driving device operating in different voltage ranges have different gate oxide thicknesses.