Company Filing History:
Years Active: 2002-2014
Title: Innovations of Jian Song
Introduction
Jian Song is a notable inventor based in Germantown, MD (US). He has made significant contributions to the field of communication technology, holding a total of 4 patents. His work primarily focuses on enhancing multi-input-multi-output (MIMO) systems, which are crucial for modern wireless communication.
Latest Patents
One of Jian Song's latest patents is a method and system for providing multi-input-multi-output (MIMO) downlink transmission. This innovative approach supports transmission in a MIMO communication system that includes multiple terminals. The method involves transmitting a preamble portion of a frame using multiple transmit antennas of a hub through Orthogonal Frequency Division Multiplexing (OFDM). Each terminal determines a characteristic of the channel concerning the transmit antennas and provides feedback information to the hub. Based on this feedback, the hub selects a subset of antennas for the transmission of the remaining portion of the frame to the terminal.
Career Highlights
Throughout his career, Jian Song has worked with prominent companies in the technology sector. He has been associated with The DirecTV Group, Inc. and Hughes Electronics Corporation. His experience in these organizations has contributed to his expertise in communication systems and innovations.
Collaborations
Jian has collaborated with several professionals in his field, including Khalid Karimullah and Lin-Nan Lee. These collaborations have likely enriched his work and led to further advancements in communication technologies.
Conclusion
Jian Song's contributions to the field of communication technology through his patents and career experiences highlight his role as an influential inventor. His innovative methods for MIMO systems continue to shape the future of wireless communication.