Apple Inc.

Fallbrook Intellectual Property Company LLC

Ulvac, Inc.

Luxvue Technology Corporation

Other

Zebra Imaging, Inc.

Syfr, Inc.

Nanohmics, Inc.

Paul Argus Parks

Stephen Paul Bathurst

Andreas Bibl

Nile Alexander Light

John A Higginson

Austin J Orand

Brad Philip Pohl

Eric K Diehl

Jeremy Carter

Cyril Adair Keilers

Loren T McDaniel

Christopher M Vasiliotis

David Lynn Rogers

Mark Edward Bartholomew

Tim Ruggles

Alan Mark Delz

Patrick J Czarnota

Dariusz Golda

David Albertalli

Michael Anthony Klug

Shazi S Iqbal

Ben John Sy

Steve M Savoy

Jeremy J John

Robert B Martin

Stephen R Deming

John H Higginson

Wei Wei Wang

Michael Mayo

Tsan Y Chan

Roy M Patterson

Alexander P Greis

Jon A Williams

Robert F Taff

James N Middleton

Cheuk Ming Lee

Edmund Leung Ma

Qizhen Xue

Alex Greis

Michael Kevin McAleer

Scott D Slade

Shenshen Zhao

Daniel Sramek

Byron G Zollars

Robert D Taff

James A Middleton

A micro device transfer tool and methods of operation in which the micro device transfer tool includes an articulating transfer head assembly capable of six degrees of motion. A miniatured camera assembly may be secured near the point of contact for the articulating transfer head assembly to aid in system alignment. In an embodiment, an encoder system is included for alignment of a micro pick up array and target substrate using complementary concentric grating patterns. In an embodiment a miniaturized position sensor design is included for sensing position of various system components during alignment or pick and place processes.

Micro device mass transfer tool

A micro device transfer tool and methods of operation are described. In an embodiment, the micro device transfer tool includes an articulating transfer head assembly capable of six degrees of motion. A miniatured camera assembly may be secured near the point of contact for the articulating transfer head assembly to aid in system alignment. In an embodiment, an encoder system is described for alignment of a micro pick up array and target substrate using complementary concentric grating patterns. In an embodiment a miniaturized position sensor design is described for sensing position of various system components during alignment or pick and place processes.

An optical verification method and mass transfer system described. In an embodiments, a mass transfer sequence may be accompanied by optical imaging and inspection to detect pick and place errors. The optical imaging and inspection techniques may be performed in-situ.

Optical verification system and methods of verifying micro device transfer

Structures and methods to actively control the shape of a micro pickup array (MPA) during micro device transfer are described. In an embodiment, a strain is applied to the MPA counteractive to strain arising during micro device transfer operations. For example, strain may be applied by a piezoelectric actuator element bonded to a back side of the base substrate to control a curvature of base substrate, and by extension the MPA.

Apparatus and method for active shape control of a micro pick up array

Disclosed here are inventive systems and methods for a powertrain of an electric vehicle (EV) having a continuously variable transmission (CVT) coupled to an electric drive motor, wherein a control system is configured to control the CVT and/or the drive motor to optimize various efficiencies associated with the EV and/or its subsystems. A control system is configured to operate the EV in an economy mode. Operating in said mode, the control system simultaneously manages the CVT and the drive motor to optimize the range of the EV. The control system can be configured to manage the current provided to the drive motor, as well as adjust a transmission speed ratio of the CVT. Other modes of operation are also possible. The control system can be configured to manage the power to the drive motor and adjust the transmission speed ratio of the CVT taking into account battery voltage, throttle position, and transmission speed ratio, for example.

Systems and methods for control of transmission and/or prime mover

Systems and methods for transferring a micro device or an array of micro devices to or from a substrate are disclosed. In an embodiment, a remote center robot allows on-the-fly alignment between a micro pick up array and a target substrate. The remote center robot may include a plurality of symmetric linkages that move independently and share a remote rotational center. In an embodiment, the remote rotational center may be positioned at a surface of the micro pick up array to prevent damage to the array of micro devices during transfer.

Mass transfer tool manipulator assembly with remote center of compliance

Systems and methods for aligning a transfer head assembly with a substrate are disclosed. In an embodiment a pivot mount is used for generating a feedback signal in a closed-loop motion control system. In an embodiment, the pivot mount includes a plurality of spring arms, with each spring arm including a switch-back along an axial length of the spring arm such that a pair of first and second lengths of the spring arm are immediately adjacent the switch-back and are parallel to each other. A first strain sensing element is located at the first length, and a second strain sensing element is located at the second length.

Micro pick up array pivot mount

Systems and methods for transferring a micro device from a carrier substrate are disclosed. In an embodiment, a mass transfer tool manipulator assembly allows active alignment between an array of electrostatic transfer heads on a micro pick up array and an array of micro devices on a carrier substrate. Displacement of a compliant element of the mass transfer tool manipulator assembly may be sensed to control alignment between the array of electrostatic transfer heads and the array of micro devices.

Mass transfer tool manipulator assembly

A self-contained sample processing cartridge, is disclosed. The sample processing cartridge includes a first member that includes a receiver to receive a sample specimen slide. The cartridge may also include a second member that closes on the first member to form a chamber inside the cartridge. The sample specimen slide forms a surface of the chamber. Placing the slide in the cartridge effectively completes the chamber of the cartridge. In one embodiment, the receiver of the first member includes an open region adjacent which the specimen slide is received. The second member includes a plurality of fluid inputs and at least one fluid output. The plurality of fluid inputs couples to the chamber by a plurality of channels respectively therebetween. In one embodiment, at least one of the plurality of channels may include a reagent reservoir and at least one of the plurality of channels includes a dissolvable blocking reservoir.

Self-contained slide receptacle for patient specimens

Disclosed here are inventive systems and methods for a powertrain of an electric vehicle (EV). In some embodiments, said powertrain includes a continuously variable transmission (CVT) coupled to an electric drive motor, wherein a control system is configured to control the CVT and/or the drive motor to optimize various efficiencies associated with the EV and/or its subsystems. In one specific embodiment, the control system is configured to operate the EV in an economy mode. Operating in said mode, the control system simultaneously manages the CVT and the drive motor to optimize the range of the EV. The control system can be configured to manage the current provided to the drive motor, as well as adjust a transmission speed ratio of the CVT. Other modes of operation are also disclosed. The control system can be configured to manage the power to the drive motor and adjust the transmission speed ratio of the CVT taking into account battery voltage, throttle position, and transmission speed ratio, for example.

Systems and methods for aligning a transfer head assembly with a substrate are disclosed. In an embodiment a pivot mount is used for generating a feedback signal in a closed-loop motion control system. In an embodiment, the pivot mount includes primary spring arms and secondary spring arms extending between a pivot platform and a base of the pivot mount. The secondary spring arms are characterized by a lower stiffness than the primary spring arms, and strain sensing elements are located along the secondary spring arms.

Micro pick up array pivot mount design for strain amplification

Micro pick up array pivot mount with integrated strain sensing elements

Growing community of inventors

Austin, TX, United States of America

Paul Argus Parks