Ulf Christian Björkengren

Title: Ulf Christian Björkengren: Innovator in Electronic Devices

Introduction

Ulf Christian Björkengren is a notable inventor based in Bjärred, Sweden. He has made significant contributions to the field of electronic devices, holding a total of 4 patents. His work focuses on enhancing the functionality and efficiency of electronic apparatuses.

Latest Patents

One of his latest patents is an interposer device for liquid-crystal displays (LCDs). This invention includes a substrate with substrate pads on its top surface and a chip with chip electrodes connected to these pads. The interposer device is mounted between the chip and the substrate, allowing for interconnection of the substrate pads configured in a first pattern with the electrodes arranged in an arbitrary second pattern. This innovation addresses the challenge of reduced electrode pitch, which is smaller than the pad pitch.

Another significant patent is an input device and method for entering data into electronic devices, such as mobile phones. This input device features an analog input mechanism for scanning through records and a digital input device for selecting a current record displayed on the screen. The analog input device is designed as a flip that is pivotably arranged on the housing of the electronic device. It includes a rotational sensor device that communicates with a processing unit within the housing, translating the angle between the flip and the housing into a sensor value that displays a specific record.

Career Highlights

Ulf Christian Björkengren is currently employed at Telefonaktiebolaget LM Ericsson (publ), a leading telecommunications company. His work at Ericsson has allowed him to contribute to advancements in mobile technology and electronic devices.

Collaborations

Throughout his career, Ulf has collaborated with notable colleagues, including Anders Khullar and Johan Georg Michael Uggmark. These collaborations have fostered innovation and development in their respective fields.

Conclusion

Ulf Christian Björkengren is a distinguished inventor whose work in electronic devices has led to several important patents. His contributions continue to influence the technology landscape, showcasing the impact of innovative thinking in the field.