IP Library Granted Patent US 9,245,704
Granted Patent B2
US 9,245,704 · App. 14/513,021 · Granted Jan 26, 2016

Piezoelectric multiplexer

Inventors: Lizon Maharjan (Richardson, TX); Babak Fahimi (Arlington, TX); Daniel Christopher Dial (Shelton, WA); Joseph Hearron (Sacshe, TX); Job Timothy Brunet (Arlington, TX); Arash Hassanpour Isfahani (Dallas, TX); Carlos Caicedo-Narvaez (Dallas, TX)
Assignee: 19th Space Electronics
H01H57/00H01P5/16H01H2057/006
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Quick Facts
Patent No.
US 9,245,704
App. No.
14/513,021
Granted
Jan 26, 2016
Kind
B2
Abstract

A piezoelectric multiplexer includes an actuator and multiple piezo-morph beams. The actuator includes an actuator conducting head and an actuator stem, and each piezo-morph beam includes a conducting beam contact head and a beam stem manufactured out of piezo-morph material. A control voltage is selectively applied to electrical contacts coupled to the beam stems to create a piezoelectric effect that bends the selected piezo-morph beam and creates an electrical connection between its contact head and the conducting head of the actuator. A control circuit with a controller signals which piezo-morph beam to connect to the actuator. This multi-piezo-morph-beam piezoelectric multiplexer can be affixed to the electrical terminals of different electrical components (e.g., a transistor) to create an electrical cell that can be manufactured on a semiconductor chip or in a microelectromechanical system (MEMS) device.

Claims (9)

1. An electrical component cell, comprising:

an electrical component having multiple connection terminals electrically coupled to a plurality of actuator conducting heads; and

a first piezoelectric multiplexer electrically coupled to a first connection terminal of the electrical component, the first piezoelectric multiplexer having a first actuator oriented horizontally parallel with a first actuator conducting head of the electrical component and physically movable toward the first actuator conducting head upon application of a control voltage creating a first piezoelectric effect.

2. The electrical component cell of claim 1 , further comprising:

a second piezoelectric multiplexer electrically coupled to a second connection terminal of the electrical component, the second piezoelectric multiplexer having a second actuator oriented horizontally parallel with a second actuator conducting head of the electrical component and physically movable toward the second actuator conducting head upon creation of a second piezoelectric effect.

3. The electrical component cell of claim 1 , wherein the electrical component is at least one member of a diode, a capacitor, an inductor, a resistor, a transformer, a bridge rectifier, and a thyristor.

4. The electrical component cell of claim 2 , further comprising:

a third piezoelectric multiplexer electrically coupled to a third connection terminal of the electrical component, the third piezoelectric multiplexer having a third actuator oriented horizontally parallel with a third actuator conducting head of the electrical component and physically movable toward the third actuator conducting head upon creation of a third piezoelectric effect.

5. The electrical component cell of claim 4 , further comprising a circuit comprising a controller configured to generate the control voltage for causing at least one of the first, second, and third actuators to be moved into contact with at least one of the first, second, and third actuator conducting heads.

Assignments (2)
SECURITY INTEREST Recorded Oct 21, 2015
From: EVERETTE ENERGY, LLC; 19TH SPACE ENERGY, LLC; 19TH SPACE ELECTRONICS, LLC
To: BUTTERFIELD TRUST (BERMUDA) LIMITED, AS TRUSTEE OF THE ATLANTIC GENERATIONS TRUST
Reel/Frame 036849/0318 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 17, 2015
From: MAHARJAN, LIZON; FAHIMI, BABAK; DIAL, DANIEL CHRISTOPHER; HEARRON, JOSEPH; BRUNET, JOB TIMOTHY; ISFAHANI, ARASH HASSANPOUR; CAICEDO-NARVAEZ, CARLOS
To: 19TH SPACE ELECTRONICS
Reel/Frame 035935/0001 →
Continuity (2)
Continuation 14048981 · Oct 8, 2013
Related Publication 20150097635A1 · Apr 9, 2015