The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 21, 2025

Filed:

Nov. 07, 2023
Applicant:

Mgi Tech Co., Ltd., Shenzhen, CN;

Inventors:

Jian Gong, Danville, CA (US);

Liang Wang, Newark, CA (US);

Yan-You Lin, Fremont, CA (US);

Cheng Frank Zhong, Menlo Park, CA (US);

Assignee:

MGI Tech Co., Ltd., Shenzhen, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23P 19/04 (2006.01); B01L 3/00 (2006.01); G01N 27/447 (2006.01); H05K 13/04 (2006.01); G02B 26/00 (2006.01);
U.S. Cl.
CPC ...
B01L 3/502792 (2013.01); B01L 3/502707 (2013.01); B01L 3/502715 (2013.01); B01L 3/50273 (2013.01); G01N 27/44791 (2013.01); B01L 2200/16 (2013.01); B01L 2300/0645 (2013.01); B01L 2300/0819 (2013.01); B01L 2300/165 (2013.01); B01L 2300/1827 (2013.01); B01L 2400/0427 (2013.01); G02B 26/005 (2013.01);
Abstract

An apparatus for forming a plurality of microdroplets from a droplet includes a substrate, a dielectric layer on the substrate and having a plurality of hydrophilic surface regions spaced apart from each other by a hydrophobic surface, and a plurality of electrodes covered by the dielectric layer. The electrodes are configured to form an electric field across the droplet in response to voltages provided by a control circuit to move the droplet across the dielectric layer in a lateral direction while leaving portions of the droplet on the hydrophilic surface regions to form the plurality of microdroplets on the hydrophilic surface regions.


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