137 patents
Design
Antenna apparatus
16 Jan 24
Anthony Sims, Tad A. Kilbury, J. Gabriel Rustia
Filed: 2 Apr 21
Utility
Hierarchical network signal routing apparatus and method
2 Jan 24
In some embodiments, an apparatus includes a first layer having a first plurality of electrically conductive traces comprising a first portion of a plurality of hierarchical networks; a second layer having a second plurality of electrically conductive traces comprising a second portion of the plurality of hierarchical networks; and a plurality of vias electrically connecting the first plurality of electrically conductive traces of the first layer to the respective second plurality of electrically conductive traces of the second layer to define the plurality of hierarchical networks.
Souren Shamsinejad, Javier Rodriguez De Luis, Nil Apaydin, Alireza Mahanfar
Filed: 30 Apr 21
Utility
Chip to Chip Time Synchronization
14 Dec 23
In an embodiment, an apparatus includes an integrated circuit (IC) chip configured to receive a timing signal and a first reference clock signal and generate a first reference time signal based on the timing signal and the first reference clock signal.
Andras Tantos, David Francois Jacquet, Mario Toma
Filed: 12 Jun 23
Utility
Integrated signal chain for an antenna assembly
12 Dec 23
An integrated signal chain includes a waveguide network defined by first and second waveguide layers forming a waveguide stack.
Anders Jensen, Samuel T. Reineman
Filed: 26 May 22
Utility
Antenna apparatus having antenna spacer
12 Dec 23
In one embodiment of the present disclosure, an antenna assembly includes a patch antenna array including an upper patch antenna layer, a lower patch antenna layer, and a spacer therebetween, wherein the spacer includes a plurality of apertures defined by cell walls, wherein the each aperture aligns with an upper patch antenna element and a lower patent antenna element from the patch antenna array.
David Milroy, Duncan E. Adams, Ersin Yetisir
Filed: 26 Oct 22
Utility
Initial Network Entry to a Communications System
7 Dec 23
In an embodiment, a user terminal includes a communication module (CM) configured to generate an initial network entry request; an antenna assembly configured to find, in response to the initial network entry request, a satellite based on a search of a sky.
Chen Chen, Darshan Purohit, Yashodhan Dandekar, Pavel Chikulaev, David Sacks, Peter J. Worters, Phillip E. Barber
Filed: 4 Aug 23
Utility
Spacecraft chassis and component configuration
5 Dec 23
A spacecraft chassis includes a chassis body defined by first and second opposing sides bound by a perimeter, wherein at least one heat-generating component is configured to be secured directly to the chassis body, and at least one heat dissipating feature configured to radiate heat generated from the at least one heat-generating component into outer space.
Joshua A. Dunford, Garrett P. Simard, Samuel T. Reineman, McKenzie W. Read, Brent Crabtree
Filed: 10 Nov 20
Utility
Over-the-air Calibration of Antenna System
30 Nov 23
In an embodiment, an apparatus includes a first baseband section to receive a calibration signal; a first radio frequency (RF) section configured to generate a RF calibration signal based on modulating the calibration signal.
David Francois Jacquet, Masoud Kahrizi, Robert Baummer, JR., Jean-Noel Rozec, Fabrice Jean André Belvèze, Paul Lee Pearson, Francois Lucien Emile Icher, Marc Gens, Pascal Triaire
Filed: 28 Jul 23
Utility
Phase Lock Loop (PLL) Synchronization
23 Nov 23
In an embodiment, an apparatus includes one or more timing components configured to generate a reference time signal based on a timing signal and a reference clock signal.
David Francois Jacquet, Mostafa Ghazali, Masoud Kahrizi, Andras Tantos
Filed: 24 Jul 23
Utility
Compact Radio Frequency Combiner
16 Nov 23
Systems and Techniques are provided for a radio frequency input/output (RFIO) circuit.
Amir Agah, Eric Pepin, Kim W. Schulze
Filed: 28 Jul 23
Utility
Channel extraction digital beamforming
14 Nov 23
In an embodiment, a receiver included in a communications system includes a channel extractor configured to segregate a received signal into a plurality of channel signals, wherein the plurality of channel signals includes a plurality of data signals; and a plurality of decoders electrically coupled to the channel extractor and configured to decode each of the plurality of channel signals into a respective plurality of decoded data beam portions.
Alireza Mehrnia, Masoud Kahrizi, Alex Ahmad Mirzaei, Bagher Afshar, Ali Sajjadi, Bernd Pregardier, Ka Shun Carson Pun, Omid Nasiby, Igor Elgorriaga
Filed: 13 Sep 22
Utility
Channel aggregation digital beamforming
7 Nov 23
In an embodiment, an apparatus includes a digital beamforming section.
Alireza Mehrnia, Masoud Kahrizi, Ka Shun Carson Pun, Omid Nasiby, Alex Ahmad Mirzaei
Filed: 9 Sep 22
Utility
Near Zero Intermediate Frequency (Nzif) Compensation of Local Oscillator Leakage
26 Oct 23
In an embodiment, a communications system includes a first transmitter electrically coupled to a first antenna of a phased array antenna, the first transmitter configured to receive an input signal, apply a first baseband frequency shift to the input signal to generate a first baseband frequency shifted input signal, generate a first modulated signal based on the first baseband frequency shifted input signal and transmit the first modulated signal by the first antenna.
David Francois Jacquet, Marc Gens, Paul Lee Pearson, Pascal Triaire
Filed: 29 Jun 23
Utility
Antenna Modules In Phased Array Antennas
26 Oct 23
An apparatus includes a plurality of conductive structures having first sides and second sides opposite the first sides, wherein the second sides of the plurality of conductive structures are configured to be physically coupleable with a printed circuit board (PCB) of a receiver, a transmitter, or a transceiver.
Javier Rodriguez De Luis, Nil Apaydin, Ersin Yetisir, Alireza Mahanfar, Siamak Ebadi
Filed: 29 Jun 23
Utility
Antenna modules for phased array antennas
24 Oct 23
In some embodiments, an antenna module includes an antenna element having a first side and a second side opposite the first side, the first side comprising a radiating side of the antenna element and a support structure disposed at the second side of the antenna element and configured to define a cavity, the support structure including a portion configured to reduce signal leakage between the antenna element and the cavity.
Alireza Mahanfar, Souren Shamsinejad, Shaya Karimkashi Arani, Siamak Ebadi, Ersin Yetisir, Peter Sung Tri Hoang, Javier Rodriguez De Luis, Nil Apaydin
Filed: 22 Oct 21
Utility
System and method of providing a medium access control scheduler
24 Oct 23
A method of operating an uplink scheduler as part of a medium access control scheduler on a satellite includes selecting, from a plurality of user terminals, a first number of zero-bandwidth request user terminals from the plurality of user terminals, selecting, from the plurality of user terminals, a second number of non-zero-bandwidth request user terminals from the plurality of user terminals, binning the second number of non-zero-bandwidth request user terminals into a plurality of bins based on a respective bandwidth requirement for each non-zero-bandwidth request user terminal and based on a minimum user terminal grant and allocating, according to a grant allocation algorithm, a respective grant of radio resources in an uplink frame to each user terminal of the plurality of user terminals into a respective bin of the plurality of bins in an order associated with increasing bandwidth needs.
Jayasuryan V. Iyer, Khasim Shaheed Shaik Mahammad, Yashodhan Dandekar, Ramakrishna Akella, Chen Chen, Phillip E. Barber, Peter J. Worters
Filed: 3 Jun 21
Utility
Spacecraft stack assembly configured for stacking, securing, and releasing spacecraft
17 Oct 23
A system for securing spacecraft to a rocket and deploying the spacecraft into orbit includes a stack having a plurality of spacecraft arranged in layers, with each spacecraft being releasably mated with at least one spacecraft in an adjacent layer, and at least one hold down and deploy assembly configured to, in a first configuration, secure the layers of the stack together and secure the entire stack to the rocket, and, in a second configuration, release the entire stack from the rocket into orbit such that the layers passively separate.
Andrew C. Thompson, Patrick Sodt, Thomas Tarlton, Robert S. Tarlton, Michael Dergance
Filed: 10 May 20
Utility
System and method of providing an adaptive modulation and coding scheme
17 Oct 23
A method for downlink link adaptation includes receiving, from a satellite and at a user terminal, a first data packet data unit according to a first downlink modulation and coding scheme (MCS), computing an error vector magnitude data associated with the first data packet data unit, generating, based on one or more of the error vector magnitude data, user terminal signal-to-noise-ratio feedback based on a constant times a previous user terminal signal-to-noise-ratio and a current user terminal signal-to-noise-ratio, and transmitting an uplink packet data unit having a downlink block error rate and the user terminal signal-to-noise-ratio feedback.
Jayasuryan V. Iyer, Yashodhan Dandekar, Khasim Shaheed Shaik Mahammad, Ramakrishna Akella, Chen Chen, Phillip E. Barber, Peter J. Worters
Filed: 3 Jun 21
Utility
System and method for over-the-air antenna calibration
10 Oct 23
An antenna calibration system for a phased array antenna in accordance with one embodiment of the present disclosure generally includes: a beamformer lattice including at least first and second beamformers, each corresponding to a subset of antenna cells, and each including a calibration section for comparing a reference signal to a non-reference signal; and a first operating antenna within the subset of antenna cells corresponding with the first beamformer, wherein the first operating antenna is configured to deliver a first reference signal (mTx) from the first beamformer to be received by a second operating antenna for comparison with a first non-reference signal (Rx) in the first beamformer or in the second beamformer, and/or wherein the first operating antenna is configured to deliver a second non-reference signal (Tx) from a third operating antenna for comparison with a second reference signal (mRx) in the first beamformer or in the second beamformer.
Ersin Yetisir
Filed: 16 Sep 22
Utility
Digital Pre-distortion Compensation In a Wireless Communications System
28 Sep 23
A wireless communications system includes a pre-distortion actuator configured to receive a carrier-modulated signal and convert the carrier-modulated signal into an output signal, the pre-distortion actuator comprising a behavioral model that models a transmit chain of the system including at least one amplifier and at least one antenna and predict an input-output relationship of the transmit chain of the system between an input to the transmit chain to an output of the transmit chain.
Martin S. McCormick, Feipeng Wang
Filed: 5 Jun 23