Patent
Modular antenna array with rf and baseband beamforming
TLDR
In this article, the authors provide systems and methods for a modular antenna array using radio frequency (RF) and baseband (BB) beamforming, where the arrays of antenna elements of the antenna modules combine to operate as a composite antenna beamforming array.Abstract:
Generally, this disclosure provides systems and methods for a modular antenna array using radio frequency (RF) and baseband (BB) beamforming. A system may include a plurality of antenna modules, each of the antenna modules further including an array of antenna elements coupled to an RF beamforming circuit, the RF beamforming circuit to adjust phase shifts associated with the antenna elements to generate an antenna beam associated with the antenna module; and a central beamforming module coupled to each of the antenna modules, the central beamforming module to control the antenna beam associated with each of the antenna modules and to generate signal adjustments relative to each of the antenna modules, wherein the arrays of antenna elements of the antenna modules combine to operate as a composite antenna beamforming array.read more
Citations
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Patent
Wireless power transmission with selective range
TL;DR: In this article, the authors describe a methodology for wireless power transmission based on pocket-forming, which may include one transmitter and at least one or more receivers, being the transmitter the source of energy and the receiver the device that is desired to charge or power.
Patent
System and method for controlling communication between wireless power transmitter managers
Douglas Bell,Michael Leabman +1 more
TL;DR: In this paper, a method for controlling communication between wireless power transmitter managers is disclosed, where a WiFi connection may be established between WPT managers to share information between system devices, and a WPT manager may need to fulfill two conditions to control power transfer over a customer device; customer device's signal strength threshold has to be significantly greater than 50%, such as 55% or more of the signal strength measured by all other wireless power transmitters and has to remain significantly higher than 50% for a minimum amount of time.
Patent
Receivers for Wireless Power Transmission
TL;DR: In this article, the authors provide various electric receiver arrangements which may be used to provide wireless power transmission using suitable power transmission techniques such as pocket-forming, where receivers may include at least one antenna connected to at least two rectifiers and one power converter.
Patent
Portable wireless charging pad
TL;DR: In this article, a method and apparatus for improved wireless charging pads for charging and/or powering electronic devices is presented, which does not require a power chord for connecting to a main power supply, for example a wall outlet.
References
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Journal ArticleDOI
A hybrid adaptive antenna array
TL;DR: A novel hybrid adaptive antenna array which consists of analogue subarrays followed by a digital beamformer is presented in this paper to overcome the digital implementation difficulty.
Patent
Multiple-antenna system for cellular communication and broadcasting
Titus Lo,Xiaodong Li +1 more
TL;DR: In this paper, a multiple-antenna system for use in cellular communication and broadcasting is described, which can be controlled, adjusted, configured, or reconfigured to produce desirable radiation beam patterns suitable for different types of applications.
Patent
Beamforming rf circuit and applications thereof
TL;DR: In this article, a beamforming radio frequency (RF) circuit includes a plurality of antennas, an adjust module, and a multiplicity of amplifiers, and the adjust module is operably coupled to interrelate coordinates of a signal with the plurality of adjusted signal components.
Proceedings ArticleDOI
Mm-wave phased array antenna and system integration on semi-flex packaging
TL;DR: A conformal mm-wave phased array antenna design and packaging integration to provide low loss solution and flexibility for platform integration is presented.
Patent
Adaptive beam-steering methods to maximize wireless link budget and reduce delay-spread using multiple transmit and receive antennas
TL;DR: In this article, a method and apparatus for adaptive beam-steering using multiple transmit and receive antennas is described, including iteratively performing a pair of training sequences, wherein the pair of learning sequences includes estimating a transmitter antenna-array weight vector and a receiver antenna-vector weight vector.