Company Filing History:
Years Active: 2007-2009
Title: John Cheong Wai Ngan: Innovator in Wireless Technology
Introduction
John Cheong Wai Ngan is a notable inventor based in Shawnee, Kansas, who has made significant contributions to the field of wireless technology. With a total of 4 patents to his name, he has developed innovative solutions that enhance wireless communication systems.
Latest Patents
One of his latest patents is a "Radio frequency repeater with automated block/channel selection." This invention is a wireless repeater designed to receive, amplify, and transmit one or more wireless signals. The repeater includes a signal processing device that determines attributes of a wireless signal received from a base transceiver station. It also features a memory that stores a reference list of preferred frequency bandwidths for processing. The controller within the repeater compares the signal attributes with the reference list to select an active set of frequency bandwidths, ensuring efficient signal transmission.
Another significant patent is the "Method and system for proximity detection for an in-building wireless repeater." This invention allows a repeater to detect the presence of a wireless device using a first communication interface, which may be a low-power interface like Bluetooth. Upon detecting a device, the repeater can switch to an active mode and begin repeating signals on the wireless network through a second communication interface, such as CDMA.
Career Highlights
John Cheong Wai Ngan is currently employed at Sprint Spectrum L.P., where he continues to innovate in the wireless technology sector. His work has contributed to advancements in communication systems, making them more efficient and user-friendly.
Collaborations
Throughout his career, John has collaborated with notable colleagues, including Mark Yarkosky and Dae-Sik Oh. These partnerships have fostered a creative environment that encourages the development of cutting-edge technologies.
Conclusion
John Cheong Wai Ngan is a prominent figure in the field of wireless technology, with a focus on enhancing communication systems through his innovative patents. His contributions continue to shape the future of wireless communication.