Invention Publication
- Patent Title: AN APPARATUS USING ENHANCED DEFLECTORS TO MANIPULATE CHARGED PARTICLE BEAMS
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Application No.: US17913141Application Date: 2021-03-18
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Publication No.: US20230178328A1Publication Date: 2023-06-08
- Inventor: Yongxin WANG , Zhonghua DONG , Xiaoyu JI , Shahedul HOQUE , Weiming REN , Xuedong LIU , Guofan YE , Kuo-Chin CHIEN
- Applicant: ASML Netherlands B.V.
- Applicant Address: NL Veldhoven
- Assignee: ASML Netherlands B.V.
- Current Assignee: ASML Netherlands B.V.
- Current Assignee Address: NL Veldhoven
- International Application: PCT/EP2021/056889 2021.03.18
- Date entered country: 2022-09-20
- Main IPC: H01J37/147
- IPC: H01J37/147

Abstract:
An apparatus includes a first charged particle beam manipulator positioned in a first layer configured to influence a charged particle beam and a second charged particle beam manipulator positioned in a second layer configured to influence the charged particle beam. The first and second charged particle beam manipulators may each include a plurality of electrodes having a first set of opposing electrodes and a second set of opposing electrodes. A first driver system electrically connected to the first set may be configured to provide a plurality of discrete output states to the first set. A second driver system electrically connected to the second set may be configured to provide a plurality of discrete output states to the second set. The first and second charged-particle beam manipulators may each comprise a plurality of segments; and a controller having circuitry configured to individually control operation of each of the plurality of segments.
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