Systems and Methods for Efficient Cruise and Hover in VTOL

    公开(公告)号:US20220297822A1

    公开(公告)日:2022-09-22

    申请号:US17655296

    申请日:2022-03-17

    Abstract: A system of a multi-rotor aircraft that capitalizes on the advantages of fixed wing elements combined with rotary wing structures. The fixed wing elements can help to generate lift once the aircraft is airborne and can thus reduce the need for larger lifting rotors which can allow for longer flight times and distances. Additionally, the systems disclosed herein take advantage of a partial in-wing configuration with a number of rotors to reduce the overall footprint of the vehicle while maintaining the flight efficiency that comes with combining features of fixed and rotary wing elements, and increasing operator safety by shrouding rotating parts. The unique configurations allow for a decoupling of the pitch, yaw and roll authority to reduce the complexity in control systems and improve the flight efficiency of the aircraft. Additional configurations implement the use of smaller thrust rotors that can be used to generate thrust as well as control yaw and thus counteract any remaining unbalanced torque.

    Non-invasive measurement of intraocular pressure

    公开(公告)号:US11406264B2

    公开(公告)日:2022-08-09

    申请号:US15414497

    申请日:2017-01-24

    Inventor: Morteza Gharib

    Abstract: Devices, systems and methods are described for non-invasively monitoring and/or measuring or estimating intraocular pressure. Medical or diagnostic methods embodiments described herein include high resolution imaging of the sclera of one or both of a patient's eyes using digital photography or videography. The hardware employed may be for two-dimensional (2D) or three-dimensional (3D) imaging.

    Systems and Methods for Yaw-Torque Reduction on a Multi-Rotor Aircraft

    公开(公告)号:US20220227489A1

    公开(公告)日:2022-07-21

    申请号:US17648381

    申请日:2022-01-19

    Abstract: A system and method for controlling a multi-rotor aircraft that implements the unconventional use of different sized rotors. The different sized rotors than the main rotors tend to generate an unbalanced torque and pitch on the aircraft that effectively decouples the pitch and yaw control from the main rotors. The atypical design tends to lend itself to improved control capabilities and simplified control systems. Additional configurations implement the use of smaller thrust rotors that can be used to generate thrust as well as control yaw and thus counteract any remaining unbalanced torque from the odd auxiliary rotor.

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