Donald H Keilen

Title: Innovations of Donald H Keilen

Introduction

Donald H Keilen is an accomplished inventor based in Sparks, NV (US). He holds a total of 2 patents that showcase his expertise in antenna technology. His work has significantly contributed to advancements in wireless communication devices.

Latest Patents

One of his latest patents is for a dual frequency wideband radiator. This invention features a dual frequency wideband antenna assembly designed for use in wireless communication devices. The assembly includes a first radiating element with two substantially collateral arms and a dielectric member in between. Additionally, a second radiating element also has two collateral arms with a dielectric member. A conducting element connects both radiating elements in a coplanar relation. The assembly is strategically spaced from the ground plane of a printed wiring board and connects at several predetermined locations. Various components, including a capacitor, feed element, and grounding element, facilitate the antenna's operation and compact construction.

Another notable patent is for a compact dual frequency antenna with multiple polarization. This invention consists of an asymmetrical dipole antenna featuring a planar conductor, matching network, and resonator. The compact design allows it to operate on multiple frequency bands, making it suitable for high-volume production. The antenna exhibits simultaneous dual linear polarizations and a unidirectional pattern in at least one of its operating frequency ranges. Its applications include wireless communication devices such as cellular telephones and data devices.

Career Highlights

Throughout his career, Donald H Keilen has worked with various companies, including Tyco Electronics Logistics Ag. His contributions to the field of antenna technology have been recognized and valued in the industry.

Collaborations

Donald has collaborated with notable individuals such as Patrick Daniel McKivergan and Robert J Hill. Their teamwork has likely fostered innovative solutions in their respective projects.

Conclusion

Donald H Keilen's contributions to antenna technology through his patents demonstrate his innovative spirit and commitment to advancing wireless communication. His work continues to influence the development of modern communication devices.