Nxgen Partners Ip, LLC

T-mobile Usa, Inc.

Metropcs Wireless, Inc.

Other

Nxgen IP Partners, LLC

Roger Linquist

Solyman Ashrafi

Nima Ashrafi

Malcolm M Lorang

Ronald Unger

Mesut Guven

Edward Chao

Phillip Terry

Gregory Pressly

Kenneth J Geisheimer

Shiang Yueng Feng

J Braxton Carter

A communications system has a transmitter circuit for transmitting a communications signal. The transmitter receives a plurality of input data streams and applies an orthogonal function to each of the plurality of input data streams. The transmitter groups the input streams having the orthogonal function applied thereto into a plurality of groups. The orthogonal functions applied to the plurality of input data streams do not repeat within the plurality of groups to limit interference between the input data streams within the group. The transmitter applies a different wavelength to each of the plurality of groups input data streams. The different wavelengths limit interference between the plurality of groups of input data streams. The transmitter applies a positive polarization and a negative polarization to each of the plurality of groups of input data having a different wavelength applied thereto. The positive and the negative polarizations are applied to a pair of groups having a same wavelength applied thereto limit interference between the pair of groups. The transmitter transmits the plurality of input of data streams over a plurality of channels on a communications link as the communications signal. Each of the plurality of channels has a unique combination of orthogonal function, wavelength and polarization associated therewith.

Application of orbital angular momentum to fiber, FSO and RF

A communications system comprises a maximum ratio combining (MRC) circuit for receiving a plurality of input data streams and for processing the plurality of input data streams using maximum ration combining to improve signal to noise ratio. A MIMO transmitter transmits the MRC processed carrier signal over a plurality of separate communications links from the MIMO transmitter, each of the plurality of separate communications links from one transmitting antenna of a plurality of transmitting antennas to each of a plurality of receiving antennas at a MIMO receiver.

System and method for combining MIMO and mode-division multiplexing

A communications system receives a plurality of input data streams and applies a different orthogonal function to each of the plurality of input data streams. The system processes each of the plurality of input data streams to spatially locate a first group of the plurality of input data streams onto a first carrier signal and to spatially locate a second group of the plurality of input data streams onto a second carrier signal. The system temporally locates the first carrier signal and the second carrier signal onto a third carrier signal and transmits the third carrier signal over a communications link.

Application of orbital angular momentum to Fiber, FSO and RF

A system contains a light source for generating a plane wave light beam. A MicroElectroMechanical (MEM) system includes an array of micro-mirrors for generating a light beam having a plurality of orbital angular momentum modes multiplexed together within the light beam responsive to the plane wave light beam and control signals for controlling the array of micro-mirrors. A controller generates the control signals to dynamically control a position of each of a plurality of micro-mirrors of the array of micro-mirrors to apply the plurality of orbital angular momentum modes on to the light beam. The controller controls the position of the plurality of micro-mirrors to dynamically generate a plurality of holograms for dynamically applying the plurality orbital angular momentum modes to the plane wave light beam and to dynamically encode a phase and amplitude of the light beam responsive to the control signals.

System and method for applying orthogonal limitations to light beams using microelectromechanical systems

A system includes mode division multiplexing (MDM) processing circuitry for applying an orbital angular momentum (OAM) to each of a first group of a plurality of input signals and multiplexing the OAM processed signals together. Second processing circuitry performs wavelength distribution multiplexing (WDM) on a second group of the plurality of input signals, wherein the WDM processed signals and the MDM processed signals are orthogonal to one another. Combining circuitry combines the WDM processed signals and the MDM processed signals. Polarization processing circuitry adds polarization to at least one of the WDM processed signals, and the MDM processed signals and a transmitter transmits the combine and polarized processed signal over a link.

System and method for communication using orbital angular momentum with multiple layer overlay modulation

A system for focusing an orbital angular momentum (OAM) multiplexed beam comprising OAM signal processing circuitry for generating an OAM multiplexed signal. The OAM multiplexed signal includes a plurality of data streams each having a unique orbital angular momentum applied thereto and multiplexed together within the OAM multiplexed signal. Each unique orbital angular momentum has a beam helicity value greater than l=2. An antenna array control circuit controls transmission of the multiplexed OAM signal from each of a plurality of antennas in an antenna array toward a focus point located below the ground as a transmission beam to cause the transmitted OAM multiplexed signals to converge at the focus point below the ground at substantially a same time to overcome a divergence of the transmitted plurality of OAM multiplexed signals caused by the beam helicity value of greater than l=2 for each of the unique orbital angular momentum.

Systems and methods for focusing beams with mode division multiplexing

A multi-level antenna array includes a plurality of patch antennas. Each layer of a plurality of layers is separated from other layers by a distance and support a portion of the plurality of patch antennas. Each of a plurality of connectors is associated with one of the plurality of layers for supplying a signal for transmission by the associated layer. A feed network on each of the plurality of layers provides a connection between a connector of the plurality of connectors associated with the layer and the portion of the plurality of patch antennas located on the layer. Each layer of the plurality of layers transmits the signal having a different orthogonal function applied thereto and multiplexes each of the signals having the different orthogonal function applied thereto onto a single transmission beam.

Patch antenna array for transmission of hermite-gaussian and laguerre gaussian beams

A communications system comprises first signal processing circuitry for receiving a plurality of input data streams and applying a different orthogonal function to each of the plurality of input data streams. Second signal processing circuitry processes each of the plurality of input data streams having the different orthogonal function applied thereto to multiplex a first group of the plurality of input data streams having a first group of orthogonal functions applied thereto onto a carrier signal and to multiplex a second group of the plurality of input data streams having a second group of orthogonal functions applied thereto onto the carrier signal. A MIMO transmitter transmits the carrier signal including the first group of the plurality of input data streams having the first group of orthogonal functions applied thereto and the second group of the plurality of input data streams having the second group of orthogonal functions applied thereto over a plurality of separate communications links. Each of the plurality of separate communications links go from one transmitting antenna of a plurality of transmitting antennas to each of a plurality of receiving antennas at a MIMO receiver.

A system includes an interface for receiving a plurality of data streams from a plurality of data sources. A multiplexor groups the plurality of data streams into a plurality of groups. A plurality of orthogonal frequency division multiplexing (OFDM) processing circuitries apply a same OFDM processing to each of the plurality of groups using a same combination of frequency and time slot combinations on each of the plurality of groups. A modulator modulates each of the OFDM processed groups onto a same signal bandwidth by applying a different, unique orthogonal function to each of the OFDM processed groups. The unique orthogonal functions defined by a path on and between the surfaces of a plurality of concentric orthogonal state spheres defining each of the different, unique orthogonal functions. A transmitter transmits modulated OFDM processed groups over the communications link in accordance with each of the different, unique orthogonal functions defined by the path on and between the surfaces of the plurality of concentric orthogonal state spheres.

Modulation and multiple access technique using orbital angular momentum

An apparatus for suppressing electron/hole recombination includes a photonic device that generates electron/hole pairs responsive to a light beam interacting with the photonic device. An orbital angular momentum (OAM) generation device is located to impart an orbital angular momentum to a light beam before the light beam interacts with the photonic device. The electron/hole pair recombination generated from an OAM imparted light beam is less than electron/hole pair recombination of a non-OAM imparted light beam.

Suppression of electron-hole recombination using orbital angular momentum semiconductor devices

A communications system comprises first circuitry for receiving and processing a plurality of data streams to associate with each of the plurality of data streams an orthogonal function to cause each of the plurality of data streams to be mutually orthogonal to each other on a link to enable transmission of each of the plurality of data streams on the link at a same time. First quantum key processing circuit generates a secret key for transmissions to second circuitry over the link using a quantum key generation process based on E91 protocol. The first quantum key processing circuit further encoding the plurality of data streams for transmission on the link using the generated secret key based on the E91 protocol. Third circuitry transmits the encoded plurality of data streams on the link.

System and method for communicating using orbital angular momentum with multiple layer overlay modulation

An apparatus for measuring a concentration of amyloid-beta within a chiral solution includes signal generation circuitry for generating a first signal having an applied first orbital angular momentum signature and applying the first signal to the chiral solution. A detector for receiving the first signal after the first signal passes through the chiral solution and determining the concentration of amyloid-beta within the chiral solution based on a detected second orbital angular momentum signature received from the chiral solution that comprises an amplitude measurement and a phase measurement.

System and method for early detection of Alzheimers by detecting amyloid-beta using orbital angular momentum

A system and method for focusing an orthogonal function multiplexed beam receives an orthogonal function multiplexed signal from a data processing source. The orthogonal function multiplexed signal includes a plurality of data streams each having a unique orthogonal function applied thereto and multiplexed together within the orthogonal function multiplexed signal. The orthogonal function multiplexed signal passes through a pair of focusing lenses to focus the orthogonal function multiplexed signal on a predetermined focused point. A distance between the pair of focusing lenses is controlled to cause the orthogonal function multiplexed signal to focus at the predetermined focus point. The orthogonal function multiplexed signals are transmitted from a transmitter toward the focus point at a receiver aperture of a receiver as a transmission beam.

A method for connecting a mobile device with one of a plurality of wireless networks begins by initiating a network selection process of the mobile device with the plurality of wireless networks. A remote server determines a geographic position of the mobile device with respect to at least one of the plurality of wireless networks. The remote server selects one of a first network and a second network of the plurality of wireless networks responsive to the determined geographic position of the mobile device and an associated rule set stored at the remote server.

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Dallas, TX, United States of America

Roger Linquist