公开(公告)号：US09969180B2

公开(公告)日：2018-05-15

申请号：US14770003

申请日：2015-01-04

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Dejiang Zhao ,  Jie Yin

IPC: H01L51/56 ,  H01L27/32 ,  B41J11/00 ,  B41J2/11 ,  H01L51/00

CPC classification number: B41J11/0015 ,  B41J2/11 ,  H01L27/322 ,  H01L27/3241 ,  H01L27/3244 ,  H01L51/0005 ,  H01L51/0007 ,  H01L51/56 ,  H01L2227/323

Abstract: The present disclosure provides an inkjet printing device includes a first sprayer and a second sprayer; a first alignment unit configured to align the first sprayer to be above a display region of a display substrate; a second alignment unit configured to align the second sprayer to be above a peripheral region of the display substrate, the peripheral region surrounding the display region; a control unit configured to control the first sprayer to spray a solution toward the display region of the display substrate and control the second sprayer to spray a second solvent toward the peripheral region of the display substrate, the solution being obtained by dissolving a film-forming material in a first solvent; and an evaporation unit configured to evaporate the first solvent and the second solvent so as to form a film at the display region of the display substrate.

公开(公告)号：US09650709B2

公开(公告)日：2017-05-16

申请号：US14435119

申请日：2014-08-28

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Dejiang Zhao ,  Haoran Gao ,  Jianwei Yu ,  Jie Yin

IPC: C23C16/00 ,  C23C14/04 ,  C23C14/54 ,  C23C14/12

CPC classification number: C23C14/042 ,  C23C14/12 ,  C23C14/54

Abstract: The present disclosure provides a magnetic device and a vapor deposition device. The magnetic device is configured to adsorb a metal mask in the vapor deposition device, including: a metal plate; an electromagnet array including a plurality of electromagnets; each of the electromagnets being inserted in the metal plate; a power supply module configured to supply a current; a control module configured to, when adsorbing the metal mask during a vapor deposition process, control the power supply module to supply a direct current to all or some of the plurality of electromagnets and control a direction and a size of the direct current by sending a first control signal to the power supply module.