IP Library Granted Patent US 12,135,437
Granted Patent B2
US 12,135,437 · App. 17/025,147 · Granted Nov 5, 2024

MEMS actuator system

Inventors: Matthew Ng (Rosemead, CA); Xiaolei Liu (South Pasadena, CA); Guiqin Wang (Arcadia, CA)
Assignee: MEMS DRIVE (NANJING) CO., LTD.
G02B27/646H04N23/687B81B3/0062B81B2203/055H02K41/0356H02K2201/18H02N1/008H02N2/028
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Quick Facts
Patent No.
US 12,135,437
App. No.
17/025,147
Granted
Nov 5, 2024
Kind
B2
Abstract

A multi-axis MEMS assembly is configured to provide multi-axis movement and includes: a first in-plane MEMS actuator configured to enable movement along at least an X-axis; and a second in-plane MEMS actuator configured to enable movement along at least a Y-axis; wherein the first in-plane MEMS actuator is coupled to the second in-plane MEMS actuator.

Claims (25)

1. A multi-axis MEMS assembly configured to provide multi-axis movement, the multi-axis MEMS assembly comprising:

a first in-plane MEMS actuator configured to enable movement along at least an X-axis; and

a second in-plane MEMS actuator configured to enable movement along at least a Y-axis;

wherein the first in-plane MEMS actuator is interconnected with the second in-plane MEMS actuator in a Z-axis by coupling moveable portions and fixed portions contained within the first in-plane MEMS actuator and the second in-plane MEMS actuator.

2. The multi-axis MEMS assembly of claim 1 wherein the first in-plane MEMS actuator is also configured to enable movement along the Y-axis.

3. The multi-axis MEMS assembly of claim 1 wherein the second in-plane MEMS actuator is also configured to enable movement along the X-axis.

4. The multi-axis MEMS assembly of claim 1 wherein the first in-plane MEMS actuator and the second in-plane MEMS actuator form a stacked multi-axis micro-electrical-mechanical system (MEMS) actuator.

5. The multi-axis MEMS assembly of claim 4 wherein one of the first in-plane MEMS actuator and the second in-plane MEMS actuator is positioned on top of the other of the first in-plane MEMS actuator and the second in-plane MEMS actuator.

6. The multi-axis MEMS assembly of claim 1 wherein the first in-plane MEMS actuator and the second in-plane MEMS actuator form a cascaded multi-axis micro-electrical-mechanical system (MEMS) actuator.

7. The multi-axis MEMS assembly of claim 6 wherein one of the first in-plane MEMS actuator and the second in-plane MEMS actuator is positioned next to the other of the first in-plane MEMS actuator and the second in-plane MEMS actuator.

8. The multi-axis MEMS assembly of claim 1 wherein at least one of the first in-plane MEMS actuator and the second in-plane MEMS actuator is an electrostatic MEMS actuator.

9. The multi-axis MEMS assembly of claim 1 wherein at least one of the first in-plane MEMS actuator and the second in-plane MEMS actuator is an electromagnetic MEMS actuator.

10. The multi-axis MEMS assembly of claim 1 wherein at least one of the first in-plane MEMS actuator and the second in-plane MEMS actuator is a piezoelectric MEMS actuator.

11. The multi-axis MEMS assembly of claim 1 wherein at least one of the first in-plane MEMS actuator and the second in-plane MEMS actuator is an image stabilization actuator.

12. The multi-axis MEMS assembly of claim 1 further comprising:

an optoelectronic device coupled to one of the first in-plane MEMS actuator and the second in-plane MEMS actuator.

13. A multi-axis MEMS assembly configured to provide multi-axis movement, the multi-axis MEMS assembly comprising:

a first in-plane MEMS actuator configured to enable movement along at least an X-axis;

a second in-plane MEMS actuator configured to enable movement along at least a Y-axis; and

an optoelectronic device coupled to one of the first in-plane MEMS actuator and the second in-plane MEMS actuator;

wherein the first in-plane MEMS actuator is interconnected with the second in-plane MEMS actuator in a Z-axis by coupling moveable portions and fixed portions contained within the first in-plane MEMS actuator and the second in-plane MEMS actuator; and

wherein the first in-plane MEMS actuator and the second in-plane MEMS actuator form a stacked multi-axis micro-electrical-mechanical system (MEMS) actuator.

14. The multi-axis MEMS assembly of claim 13 wherein at least one of the first in-plane MEMS actuator and the second in-plane MEMS actuator is an electrostatic MEMS actuator.

15. The multi-axis MEMS assembly of claim 13 wherein at least one of the first in-plane MEMS actuator and the second in-plane MEMS actuator is an electromagnetic MEMS actuator.

16. The multi-axis MEMS assembly of claim 13 wherein at least one of the first in-plane MEMS actuator and the second in-plane MEMS actuator is a piezoelectric MEMS actuator.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 2, 2022
From: NG, MATTHEW; LIU, XIAOLEI; WANG, GUIQIN
To: MEMS DRIVE (NANJING) CO., LTD.
Reel/Frame 060086/0387 →
INTELLECTUAL PROPERTY AGREEMENT Recorded Mar 24, 2021
From: MEMS DRIVE INC.
To: MEMS DRIVE (NANJING) CO., LTD
Reel/Frame 055709/0399 →
Continuity (2)
Provisional Application 62903207 · Sep 20, 2019
Related Publication 20210088804A1 · Mar 25, 2021