Company Filing History:
Years Active: 2017-2018
Title: The Innovative Mind of Emil Hjalmarson
Introduction
Emil Hjalmarson is an accomplished inventor based in Linköping, Sweden. With a total of three patents to his name, he has made significant contributions to the field of fingerprint sensing technology. His innovative work has played a vital role in enhancing security measures across various applications.
Latest Patents
Among Emil Hjalmarson’s latest patents are two groundbreaking inventions related to fingerprint sensing devices:
1. **Fingerprint Sensing Device and Method for Manufacturing a Fingerprint Sensing Device**: This patent describes a capacitive fingerprint sensing device designed to capture the fingerprint pattern of a finger. The device features a protective top layer that interacts with the finger, a first metal layer comprising a two-dimensional array of sensing structures positioned underneath the top layer, and a second metal layer containing multiple conductive structures. A dielectric layer made from low-k material serves to electrically insulate the first and second metal layers, while readout circuitry located below the second metal layer collects sensing signals that indicate the distance between the finger and the sensing structure. The patent also includes a method for manufacturing such a device.
2. **Fingerprint Sensing System with Sensing Reference Potential Providing Circuitry**: This patent outlines a fingerprint sensing system that includes a device connection interface with a reference potential input and sensing circuitry. The system employs multiple sensing structures and readout circuitry linked to each sensing structure. The sensing reference potential providing circuitry alternates between two sensing reference potentials, utilizing a configuration with capacitors and switching circuitry to efficiently manage the sensing reference signal.
Career Highlights
Emil Hjalmarson currently works at Fingerprint Cards AB, a company recognized for its expertise in biometric technology. His achievements in developing cutting-edge fingerprint sensing technologies have solidified his reputation within the industry.
Collaborations
Throughout his career, Hjalmarson has collaborated with talented colleagues like Robert Hägglund and Erik Säll. These partnerships have allowed for a fusion of ideas and expertise, resulting in groundbreaking advancements in fingerprint sensing technology.
Conclusion
Emil Hjalmarson exemplifies innovation with his contributions to fingerprint sensing devices. His patents reflect a commitment to improving the accuracy and efficiency of biometric systems. With ongoing developments in this field, Emil's work continues to set significant benchmarks for future inventions.