Category:Kai Xu of Herndon VA (US)

Kai Xu of Herndon VA (US)

Executive Summary

Kai Xu of Herndon VA (US) is an inventor who has filed 21 patents. Their primary areas of innovation include in the downlink direction of a wireless link, i.e. towards a terminal (15 patents), Resources in frequency domain, e.g. a carrier in FDMA (7 patents), {the resource being in the space domain, e.g. beams} (6 patents), and they have worked with companies such as Comcast Cable Communications, LLC (21 patents). Their most frequent collaborators include (21 collaborations), (21 collaborations), (21 collaborations).

Patent Filing Activity

Technology Areas

List of Technology Areas

• H04W72/23 (in the downlink direction of a wireless link, i.e. towards a terminal): 15 patents
• H04W72/0453 (Resources in frequency domain, e.g. a carrier in FDMA): 7 patents
• H04W72/046 ({the resource being in the space domain, e.g. beams}): 6 patents
• H04W24/08 (Testing, {supervising or monitoring} using real traffic): 6 patents
• H04W72/535 ({based on resource usage policies}): 6 patents
• H04W72/21 (in the uplink direction of a wireless link, i.e. towards the network): 6 patents
• H04W80/02 (WIRELESS COMMUNICATION NETWORKS (broadcast communication): 5 patents
• H04W72/0446 (Resources in time domain, e.g. slots or frames): 5 patents
• H04W76/11 (Allocation or use of connection identifiers): 4 patents
• H04W76/28 (Discontinuous transmission [DTX]; Discontinuous reception [DRX]): 4 patents
• H04W72/1263 (Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows): 4 patents
• H04L5/0051 (Arrangements affording multiple use of the transmission path): 4 patents
• H04W74/0833 (Random access procedures, e.g. with 4-step access): 4 patents
• H04L5/0032 ({Distributed allocation, i.e. involving a plurality of allocating devices, each making partial allocation}): 3 patents
• H04W48/12 (using downlink control channel): 3 patents
• H04W72/0466 ({the resource being a scrambling code}): 3 patents
• H04W76/27 (Transitions between radio resource control [RRC] states): 3 patents
• H04W72/56 (based on priority criteria): 3 patents
• H04B1/3838 ({Arrangements for reducing RF exposure to the user, e.g. by changing the shape of the transceiver while in use}): 3 patents
• H04L25/0226 ({sounding signals per se}): 3 patents
• H04W52/365 (WIRELESS COMMUNICATION NETWORKS (broadcast communication): 3 patents
• H04W24/10 (Scheduling measurement reports {; Arrangements for measurement reports}): 3 patents
• H04W52/34 (WIRELESS COMMUNICATION NETWORKS (broadcast communication): 3 patents
• H04W72/20 (Control channels or signalling for resource management): 2 patents
• H04L1/1819 (Automatic repetition systems, e.g. Van Duuren systems): 2 patents
• H04L41/0668 (by dynamic selection of recovery network elements, e.g. replacement by the most appropriate element after failure): 2 patents
• H04W72/53 (based on regulatory allocation policies): 2 patents
• H04B7/0695 (at the transmitting station): 2 patents
• H04L5/0092 ({Indication of how the channel is divided}): 1 patents
• H04L1/1874 ({Details of sliding window management}): 1 patents
• H04L5/0055 (Arrangements affording multiple use of the transmission path): 1 patents
• H04W52/0216 (WIRELESS COMMUNICATION NETWORKS (broadcast communication): 1 patents
• H04W52/143 (WIRELESS COMMUNICATION NETWORKS (broadcast communication): 1 patents
• H04W72/1273 (of downlink data flows): 1 patents
• H04W52/0219 (WIRELESS COMMUNICATION NETWORKS (broadcast communication): 1 patents
• H04W52/42 (WIRELESS COMMUNICATION NETWORKS (broadcast communication): 1 patents
• H04W52/146 (WIRELESS COMMUNICATION NETWORKS (broadcast communication): 1 patents
• H04W72/0473 ({the resource being transmission power}): 1 patents
• H04W36/362 ({Conditional handover}): 1 patents
• H04W36/30 (WIRELESS COMMUNICATION NETWORKS (broadcast communication): 1 patents
• H04W72/044 (based on the type of the allocated resource): 1 patents
• H04B7/0639 (at the transmitting station): 1 patents
• H04L5/0048 ({Allocation of pilot signals, i.e. of signals known to the receiver}): 1 patents
• H04W72/1268 (of uplink data flows): 1 patents
• H04W16/28 (using beam steering): 1 patents
• H04L1/08 (by repeating transmission, e.g. Verdan system {(): 1 patents
• H04L25/0224 (Details {; arrangements for supplying electrical power along data transmission lines (systems for transmitting signals via power distribution lines): 1 patents
• H04W36/0069 ({in case of dual connectivity, e.g. decoupled uplink/downlink}): 1 patents
• H04W36/06 (Reselecting a communication resource in the serving access point): 1 patents
• H04W36/305 ({Handover due to radio link failure (control signalling for hand-off failure): 1 patents
• H04W36/0072 ({of resource information of target access point}): 1 patents

Companies

List of Companies

• Comcast Cable Communications, LLC: 21 patents

Collaborators

• Esmael Hejazi Dinan of McLean VA (US) (21 collaborations)
• Hua Zhou of Vienna VA (US) (21 collaborations)
• Ali Cagatay Cirik of Chantilly VA (US) (21 collaborations)
• Hyoungsuk Jeon of Centreville VA (US) (19 collaborations)
• Yunjung Yi of Vienna VA (US) (12 collaborations)
• Kyungmin Park of Vienna VA (US) (11 collaborations)
• Alireza Babaei of Fairfax VA (US) (9 collaborations)
• Jonghyun Park of Syosset NY (US) (6 collaborations)
• Bing Hui of Herndon VA (US) (3 collaborations)
• Nazanin Rastegardoost of McLean VA (US) (2 collaborations)
• Youngwoo Kwak of Woodbury NY (US) (1 collaborations)
• Taehun Kim of Fairfax VA (US) (1 collaborations)
• SungDuck Chun of Fairfax VA (US) (1 collaborations)
• Gautham Prasad of Herndon VA (US) (1 collaborations)
• Jian Xu of McLean VA (US) (1 collaborations)
• Mohammad Ghadir Khoshkholgh Dashtaki (1 collaborations)