Patents Assigned to ATC Technologies, LLC
  • Patent number: 10397797
    Abstract: Devices, systems, and methods for resource allocation of shared spectrum. In one embodiment, a server includes a communication interface, a memory, and an electronic processor. The communication interface configured to communicate with one or more servers via a backchannel, and control a terrestrial antenna to provide a wireless network. The electronic processor is configured to allocate bid units, determine whether an increase in spectrum is needed, control the communication interface to transmit a specified number of the bid units to the one or more servers over the backchannel, receive zero or more external bid units from each of the one or more servers, determine whether the zero or more external bid units from the each of the one or more servers is more than or equal to the specified number of the bid units, and control the communication interface to transmit information via the wireless network using the increase in the spectrum.
    Type: Grant
    Filed: May 17, 2018
    Date of Patent: August 27, 2019
    Assignee: ATC TECHNOLOGIES, LLC
    Inventors: Vijay Divi, Sourav Dey, Todd Parker
  • Patent number: 10340997
    Abstract: Systems and methods for same frequency/band repeaters for satellite and terrestrial links. One system includes a satellite antenna, a terrestrial antenna, a satellite transceiver coupled to the satellite antenna, a terrestrial transceiver coupled to the terrestrial antenna, and a controller communicatively coupled to transceivers. The controller is configured to receive a satellite downlink signal having a first frequency. The controller is configured to receive a plurality of terrestrial return link signals from a plurality of user terminals, the plurality of uplink signals having a second frequency. The controller is configured to generate a repeated, terrestrial downlink signal based on the satellite downlink signal. The controller is configured to generate a repeated satellite uplink signal that is a linearly amplified version of the combined terrestrial uplink signals. The controller is configured to transmit the repeated downlink signal at the first frequency.
    Type: Grant
    Filed: May 8, 2017
    Date of Patent: July 2, 2019
    Assignee: ATC TECHNOLOGIES, LLC
    Inventor: Santanu Dutta
  • Patent number: 10110288
    Abstract: A Frequency Division Duplex (FDD) wireless terminal includes spaced-apart antennas that are configured to transmit over a return link and to receive over a forward link that is spaced apart from the return link in frequency. The FDD wireless terminal is configured to selectively refrain from transmitting over the return link from at least one of the spaced-apart antennas of the FDD wireless terminal in response to differentials in forward link power that is received at the spaced-apart antennas of the FDD wireless terminal, that are caused, for example, by blocking appendages of a user of the wireless terminal. Related methods are also described.
    Type: Grant
    Filed: March 9, 2010
    Date of Patent: October 23, 2018
    Assignee: ATC TECHNOLOGIES, LLC
    Inventor: Santanu Dutta
  • Patent number: 9820276
    Abstract: A node of a wireless network is configured to arrange a frequency division duplex communications link from the node to a user equipment using a downlink frequency carrier having a downlink frequency bandwidth, and from the user equipment to the node by selectively using either a first uplink frequency carrier having a first uplink frequency bandwidth or a second uplink frequency carrier that is spaced apart in frequency from the first uplink frequency carrier and having a second uplink frequency bandwidth. The first uplink frequency carrier may initially be assigned to the user equipment, and the user equipment may be subsequently selectively handed over the second uplink frequency carrier, while continuing to use the downlink frequency carrier. Related nodes, user equipment and operating methods are described.
    Type: Grant
    Filed: July 31, 2012
    Date of Patent: November 14, 2017
    Assignee: ATC TECHNOLOGIES, LLC
    Inventor: Masoud Olfat
  • Patent number: 9461806
    Abstract: A wireless base station simultaneously transmits or receives wireless communications in different modes in different sectors of the wireless base station. The different modes may comprise a Time Division Duplex (TDD) mode and a non-TDD mode, and/or different air interfaces. Related methods and systems are described.
    Type: Grant
    Filed: November 20, 2014
    Date of Patent: October 4, 2016
    Assignee: ATC Technologies, LLC
    Inventor: Peter D. Karabinis
  • Patent number: 9271296
    Abstract: Resource blocks in a Long Term Evolution (LTE) network may be allocated by determining a maximum number of user equipments (UEs) in the LTE network that are permitted to transmit in a time period using a given resource block. This maximum number of UEs may be determined according to an upper limit on the overall transmission power in the LTE network for the given resource block. The given resource block may be allocated in the time period to up to the maximum number of UEs based on each UE's geographic location within the network. Related systems, methods, and devices are disclosed.
    Type: Grant
    Filed: March 7, 2013
    Date of Patent: February 23, 2016
    Assignee: ATC Technologies, LLC
    Inventor: Masoud Olfat
  • Patent number: 9264555
    Abstract: Apparatus for use within an IP Multimedia Subsystem, IMS, network to handle Session Initiation Protocol, SIP, messages. The apparatus comprises a receiver for receiving a SIP message from a peer IMS node, and a SIP message inspector for inspecting a P-Charging-Vector, PCV, header within a received SIP message in order to detect the presence within the PCV header of a parameter and associated handling determinator. The apparatus further comprises a SIP message handler for determining, on the basis of a handling determinator and without reference to said associated parameter, an action or actions to be applied to said parameter and associated handling determinator.
    Type: Grant
    Filed: July 5, 2011
    Date of Patent: February 16, 2016
    Assignee: ATC Technologies, LLC
    Inventors: Jan Dahl, Ove Karlsson, Patrik Teppo
  • Patent number: 9161312
    Abstract: A communication device may include a power source, a transmitter configured to transmit radio frequency signals to a satellite via a satellite-based network and a receiver configured to receive radio frequency signals from the satellite via the satellite-based network. The communication device may also include logic configured to receive power mode control information from a handset coupled to the communication device. The logic may also be configured to provide power to components of the communication device from the power source based on the power mode control information.
    Type: Grant
    Filed: July 21, 2006
    Date of Patent: October 13, 2015
    Assignee: ATC Technologies, LLC
    Inventor: Ajay S. Parikh
  • Patent number: 9037078
    Abstract: A signal power control loop is provided for a link between a terrestrial station and a terminal when the terminal and a satellite are linked via the terrestrial station. The signal power control loop may control transmitted signal power of the terminal and/or the terrestrial station. In some embodiments, the signal power control loop controls transmitted signal power of the terminal and/or the terrestrial station independent of signal power control for a link between the terrestrial station and the satellite.
    Type: Grant
    Filed: December 20, 2012
    Date of Patent: May 19, 2015
    Assignee: ATC Technologies, LLC
    Inventor: Peter D. Karabinis
  • Patent number: 9014619
    Abstract: A satellite communications system includes a satellite configured to communicate with terminals, a station configured to communicate signals intended for the terminals to the satellite via a plurality of feeder links and a beamformer including an input multi-port hybrid matrix (MPHM) and a complementary output MPHM in a signal path with the plurality of feeder links. The output MPHM is positioned at the satellite and coupled to the input MPHM via the plurality of feeder links. For example, the input MPHM may be positioned at a ground-based satellite gateway. The input and output MPHMs may be configured to implement fully populated signal transformation matrices that collectively provide a substantially diagonal signal transformation matrix.
    Type: Grant
    Filed: May 22, 2007
    Date of Patent: April 21, 2015
    Assignee: ATC Technologies, LLC
    Inventors: Ted Benjamin, Matthew Griffin, William W. Chapman
  • Patent number: 8923850
    Abstract: Interference between satellite radioterminal communications systems may be reduced by transmitting and receiving satellite uplink frequencies in a Time Division Duplex (TDD) mode by a wireless base station in a first sector thereof, while simultaneously refraining from transmitting and receiving satellite uplink frequencies in the TDD mode by the wireless base station in a second sector thereof that points to a low elevation angle satellite. Satellite uplink frequencies may be transmitted and received in the TDD mode by a satellite that communicates with radioterminals in the second sector.
    Type: Grant
    Filed: March 6, 2007
    Date of Patent: December 30, 2014
    Assignee: ATC Technologies, LLC
    Inventor: Peter D. Karabinis
  • Publication number: 20140254496
    Abstract: Resource blocks in a Long Term Evolution (LTE) network may be allocated by determining a maximum number of user equipments (UEs) in the LTE network that are permitted to transmit in a time period using a given resource block. This maximum number of UEs may be determined according to an upper limit on the overall transmission power in the LTE network for the given resource block. The given resource block may be allocated in the time period to up to the maximum number of UEs based on each UE's geographic location within the network. Related systems, methods, and devices are disclosed.
    Type: Application
    Filed: March 7, 2013
    Publication date: September 11, 2014
    Applicant: ATC Technologies, LLC
    Inventor: Masoud Olfat
  • Patent number: 8831122
    Abstract: Methods of transmitting a plurality of communications signals over a plurality of discontiguous bandwidth segments in a frequency band include defining a plurality (NFFT) of orthogonal subcarriers across the frequency band, defining a plurality (N) of available physical subcarriers from among the orthogonal subcarriers. The available physical subcarriers are distributed among, the plurality of discontiguous bandwidth segments. The methods further include spreading the data symbols for each user and combining the spread data symbols to provide composite data signals. The composite data signals are converted to parallel input signals and interleaved. The interleaved signals are assigned to the N available physical subcarriers. Related transmitters, receivers and communications systems are also disclosed.
    Type: Grant
    Filed: June 24, 2013
    Date of Patent: September 9, 2014
    Assignee: ATC Technologies, LLC
    Inventor: Dunmin Zheng
  • Patent number: 8705436
    Abstract: Satellite broadcasting methods include providing a cellular satellite communications system configured to transmit information separately to a plurality of different geographic locations defined by a respective plurality of cellular satellite spotbeams, and concurrently transmitting a program signal on a plurality of different spotbeams. The plurality of different spotbeams may include less than a total number of spotbeams of the cellular satellite communications system. The plurality of different spotbeams may be selected adaptively from an available pool of spotbeams based on locations of users requesting the broadcast program signal. Corresponding satellite gateways, broadcast controllers and wireless user terminals are also provided.
    Type: Grant
    Filed: January 31, 2007
    Date of Patent: April 22, 2014
    Assignee: ATC Technologies, LLC
    Inventors: Santanu Dutta, Peter D. Karabinis
  • Patent number: 8670705
    Abstract: First radio signals are received by a first satellite, the received first radio signals including a desired satellite uplink signal transmitted from a first source using a frequency assigned to the first source and an interfering signal transmitted from a second source using the frequency assigned to the first source. The first radio signals are combined based on a first performance criterion to generate a first output signal. Second radio signals are received by a second satellite, the received second radio signals including a measure of the desired signal. The second radio signals are combined based on a second performance criterion to produce a second output signal. The first and second output signals are combined to generate an estimate of the desired satellite uplink signal.
    Type: Grant
    Filed: January 14, 2005
    Date of Patent: March 11, 2014
    Assignee: ATC Technologies, LLC
    Inventors: Peter D. Karabinis, Santanu Dutta, Gary G. Churan, Dunmin Zheng
  • Patent number: 8655398
    Abstract: A system for communications on an extraterrestrial body may include a space-based component and an ancillary extraterrestrial component on the extraterrestrial body. The space-based component may be configured to provide wireless communications with a plurality of radioterminals located on the extraterrestrial body over a satellite frequency band wherein the space-based component includes at least one satellite orbiting the extraterrestrial body. The ancillary extraterrestrial component may be configured to provide wireless communications with the plurality of radioterminals located on the extraterrestrial body. Moreover, the ancillary extraterrestrial component may reuse at least one satellite frequency of the satellite frequency band, and the space-based component and the ancillary extraterrestrial component may be configured to relay communications therebetween. Related methods are also discussed.
    Type: Grant
    Filed: March 3, 2011
    Date of Patent: February 18, 2014
    Assignee: ATC Technologies, LLC
    Inventors: Lon C. Levin, Peter D. Karabinis
  • Patent number: 8594704
    Abstract: Methods, radioterminals, and broadcast message generation consoles provide location-based broadcast messaging for users. A method of operating a radioterminal can include receiving at the radioterminal over a wireless air interface a broadcast message that includes region information that defines a geographic region of applicability. A determination is made at the radioterminal whether the radioterminal is located in the region of applicability. A functional mode of the radioterminal is activated in response to the radioterminal being in the region of applicability. The functional mode may include activating a user interface of the radioterminal.
    Type: Grant
    Filed: December 1, 2005
    Date of Patent: November 26, 2013
    Assignee: ATC Technologies, LLC
    Inventor: Peter D. Karabinis
  • Patent number: 8576769
    Abstract: Methods of operating a transceiver including an antenna having a plurality of antenna feed elements are disclosed. The methods include receiving a plurality of samples of a receive signal from the plurality of antenna feed elements, estimating locations of a plurality of signal sources from the plurality of receive signal samples, identifying a plurality of interference sources from among the plurality of signal sources, generating a plurality of antenna feed element weights wM in response to the locations of the interference sources, forming an antenna beam from the antenna to the geographic region using the antenna feed element weights wM, and communicating information over the antenna beam. Related transceivers, satellite gateways and satellites are also disclosed.
    Type: Grant
    Filed: September 28, 2010
    Date of Patent: November 5, 2013
    Assignee: ATC Technologies, LLC
    Inventor: Dunmin Zheng
  • Patent number: 8526941
    Abstract: Communications between a terminal and a terrestrial base station are established. The terrestrial base station receives a request to monitor a satellite base station from the terminal. The terrestrial base station grants the request and receives monitoring information for the satellite base station corresponding to the request. Granting of the request may include suspending transmission from the terrestrial base station to the terminal for a period of time sufficient to allow the terminal to request the monitoring information from the satellite base station and receiving monitoring information may include receiving the requested monitoring information at the terrestrial base station via a communications path not including the terminal. Suspending transmission from the terrestrial base station to the terminal may be followed by resuming transmission to the terminal before receiving the monitoring information at the terrestrial base station.
    Type: Grant
    Filed: June 28, 2007
    Date of Patent: September 3, 2013
    Assignee: ATC Technologies, LLC
    Inventors: Michael Tseytlin, Santanu Dutta
  • Patent number: RE45107
    Abstract: A satellite radiotelephone system includes a space-based component, a plurality of ancillary terrestrial components, and a plurality of radiotelephones. The space-based component is configured to provide wireless radiotelephone communications using satellite radiotelephone frequencies. The plurality of ancillary terrestrial components include a plurality of ancillary terrestrial component antennas configured to provide wireless radiotelephone communications using at least one of the satellite radiotelephone frequencies in a radiation pattern that increases radiation below the horizon compared to above the horizon. The plurality of radiotelephones are configured to communicate with the space-based component and with the plurality of ancillary terrestrial components. Each radiotelephone also includes a GPS signal processor and a GPS mode filter that is configured to suppress energy at (1575.42??) MHz, where 0<??16.42 MHz. Related radiotelephones and methods are also discussed.
    Type: Grant
    Filed: February 12, 2010
    Date of Patent: September 2, 2014
    Assignee: ATC Technologies, LLC
    Inventor: Peter D. Karabinis