IP Library Granted Patent US 11,604,263
Granted Patent B2
US 11,604,263 · App. 16/830,012 · Granted Mar 14, 2023

Polygon mirror and mems interconnect with multiple turns

Inventors: Ronen Eshel (Givatayim, IL); Michael Girgel (Kiryat Motzkin, IL)
Assignee: INNOVIZ TECHNOLOGIES LTD
G01S7/4817B60S1/02B81B3/0018G01H1/00G01S7/4802G01S7/484G01S7/4808G01S7/4814G01S7/4815G01S7/4816G01S7/4863G01S7/497G01S7/4911G01S7/4914G01S17/06G01S17/10G01S17/32G01S17/42G01S17/58G01S17/89G01S17/931B81B2201/04G01S2007/4975G02B26/122
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Quick Facts
Patent No.
US 11,604,263
App. No.
16/830,012
Granted
Mar 14, 2023
Kind
B2
Abstract

A MEMS scanning device may include: a movable MEMS mirror configured to pivot about at least one axis; at least one actuator operable to rotate the MEMS mirror about the at least one axis, each actuator out of the at least one actuator operable to bend upon actuation to move the MEMS mirror; and at least one flexible interconnect element coupled between the at least one actuator and the MEMS mirror for transferring a pulling force of the bending of the at least one actuator to the MEMS mirror. Each flexible interconnect element out of the at least one interconnect element may be an elongated structure comprising at least two turns at opposing directions, each turn greater than 120°.

Claims (10)

1. A MEMS scanning device, comprising:

a movable MEMS mirror configured to pivot about at least one axis;

at least one actuator operable to rotate the MEMS mirror about the at least one axis, each actuator out of the at least one actuator operable to bend upon actuation to move the MEMS mirror; and

at least one flexible interconnect element coupled between the at least one actuator and the MEMS mirror for transferring a pulling force of the bending of the at least one actuator to the MEMS mirror;

wherein each flexible interconnect element out of the at least one interconnect element is an elongated structure comprising at least two turns at opposing directions, each turn greater than 120°.

2. The MEMS scanning device according to claim 1 , comprising:

a plurality of actuators which are a plurality of piezoelectric actuators operable to rotate the MEMS mirror about the at least one axis, each piezoelectric actuator comprising a body and a piezoelectric element that is configured to bend the body and move the MEMS mirror when subjected to an electrical field; and

a plurality of flexible interconnect elements, each comprising a substantially straight portion substantially perpendicular to an edge of the MEMS mirror;

wherein a bent part of the flexible interconnect which comprises the at least two opposing turns has an accumulated width that is shorter than the elongated part;

wherein each of the plurality of flexible interconnect elements is narrower than an actuator out of the plurality of actuators two which the respective flexible interconnect element is coupled.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 25, 2020
From: ESHEL, RONEN; GIRGEL, MICHAEL
To: INNOVIZ TECHNOLOGIES LTD
Reel/Frame 052228/0352 →
Continuity (6)
Continuation PCTIB2018001156 · Sep 26, 2018
Provisional Application 62632789 · Feb 20, 2018
Provisional Application 62589686 · Nov 22, 2017
Provisional Application 62567692 · Oct 3, 2017
Provisional Application 62563367 · Sep 26, 2017
Related Publication 20200292709A1 · Sep 17, 2020