- Patent Title: Display backplane having multiple types of thin-film-transistors
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Application No.: US14588180Application Date: 2014-12-31
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Publication No.: US09449994B2Publication Date: 2016-09-20
- Inventor: Hoiyong Kwon , MiReum Lee , Hyoung-Su Kim
- Applicant: LG Display Co., Ltd.
- Applicant Address: KR Seoul
- Assignee: LG Display Co., Ltd.
- Current Assignee: LG Display Co., Ltd.
- Current Assignee Address: KR Seoul
- Agency: Fenwick & West LLP
- Priority: KR10-2014-0195119 20141231; KR10-2014-0195302 20141231
- Main IPC: H01L27/32
- IPC: H01L27/32 ; H01L29/786 ; H01L27/12

Abstract:
There is provided a TFT backplane having at least one TFT with oxide active layer and at least one TFT with poly-silicon active layer. In the embodiments of the present disclosure, at least one of the TFTs implementing the circuit of pixels in the active area is an oxide TFT (i.e., TFT with oxide semiconductor) while at least one of the TFTs implementing the driving circuit next to the active area is a LTPS TFT (i.e., TFT with poly-Si semiconductor).
Public/Granted literature
- US20150243718A1 DISPLAY BACKPLANE HAVING MULTIPLE TYPES OF THIN-FILM-TRANSISTORS Public/Granted day:2015-08-27
Information query
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