US Pat. No. 10,510,504

FORCE AMPLIFIED LOW PRESSURE DEPTH ACTIVATED SWITCH

Eagle Technology, LLC, M...

1. A submersible switch, comprising:an internal switch disposed in a body of the submersible switch;
a cap rotatably coupled to the body and having a semi-rigid top wall that
deflects towards a center of the submersible switch when hydrostatic pressure is applied thereto, and
directly applies a pushing force onto an actuator of the internal switch so as to cause an operational state change of the submersible switch;
wherein the body comprises a protruding portion located in proximity to the semi-rigid top wall of the cap; and
wherein a distance between the protruding portion of the body and the semi-rigid top wall of the cap is selected so that the semi-rigid top wall remains exclusively in an elastic region of a curve representing the semi-rigid top walls stress-strain relationship while the submersible switch is in use at any given depth.

US Pat. No. 9,556,553

SPIN-DRYER

Great-Eagle Technology Co...

6. A spin-dryer including:
an external drum including a containing chamber;
an internal drum rotationally inserted in the containing chamber, wherein the internal drum includes a spinning chamber, apertures
in communication with the spinning chamber, and a lower axle rotationally inserted in the external drum; and

a spinning unit including:
a track formed in the external drum and made with a cutout corresponding to the lower axle;
a rack movably inserted in the track; and
a follower gear connected to the lower axle and engaged with the rack through the cutout.

US Pat. No. 9,692,465

AGGREGATE INTERFERENCE MODEL AND USE THEREOF TO EVALUATE PERFORMANCE OF A RECEIVER

Eagle Technology, LLC, W...

1. A computationally efficient computer implemented hybrid method of determining a modeled aggregate interference power distribution
at a receiver resulting from multiple radio frequency (RF) interferers spaced from the receiver, comprising:
determining a respective interference power distribution at the receiver for each interferer;
determining, among the interference power distributions, (i) first interference power distributions that meet a Central Limit
Theorem (CLT) criterion, and (ii) second interference power distributions that do not meet the CLT criterion;

combining the first interference power distributions using the CLT to produce a normal combined interference power distribution;
and

convolving the second interference power distributions with each other and the normal combined interference power distribution
to produce the aggregate interference power distribution.

US Pat. No. 10,212,850

ELECTRONIC DEVICE WITH HEAT SINK FLANGE AND RELATED METHODS

EAGLE TECHNOLOGY, LLC, M...

1. An electronic device comprising:an electronic device chassis having a plurality of first fastener openings therein;
a plurality of circuit boards, each circuit board having opposing sides;
a respective heat sink flange extending outwardly from each opposing side of each circuit board, each heat sink flange having a plurality of second fastener openings therein; and
a respective fastening arrangement coupling each heat sink flange to adjacent portions of said electronic device chassis, each fastening arrangement comprising
a fastener receiving strip having a plurality of fastener receiving passageways therein, and
a plurality of fasteners extending through respective ones of the pluralities of first and second fastener openings into corresponding ones of said plurality of fastener receiving passageways in said fastener receiving strip.

US Pat. No. 9,969,611

STRUCTURE FOR CONTROLLING FLASHOVER IN MEMS DEVICES

Eagle Technology, LLC, M...

1. A microelectromechanical device, comprising:an upper plate with a first surface and opposite second surface;
a lower plate spaced from the upper plate, the lower plate comprising:
a third surface facing the first surface of the upper plate,
a fourth surface opposite of the third surface, and
a series of trenches disposed within the third surface; and
a spacing structure sealed annularly to the first surface of the upper plate and the third surface of the lower plate such that the upper plate, the lower plate, and the spacing structure define a space, the spacing structure having a base portion extending between the upper plate and the lower plate and a protruding portion that extends inwardly from the base portion into the space.

US Pat. No. 10,420,169

INTUITIVE REMOTE LAND MOBILE RADIO TALK-GROUP ASSIGNMENT

Eagle Technology, LLC, M...

1. An automated talkgroup assignment system, comprising:a work group assignment panel comprising a display face in which a plurality of interactive display sections are respectively disposed at a plurality of different locations;
each of the interactive display sections configured to removably receive for display one or more of a plurality of placards, each including a short range communication (SRC) tag affixed thereto, and each of the placards comprising textual information disposed on a placard display face thereof which indicates a member of a work group;
each of the interactive display sections including at least one SRC enabled device which is configured to obtain tag identifying data (TID) from at least one SRC tag when the placard associated with the at least one SRC tag is disposed proximate to the SRC enabled device in the interactive display section;
a control processor which is configured to receive a plurality of the TID acquired by the SRC enabled devices respectively associated with the plurality of interactive display sections, the control processor configured to generate at least one data message based on the TID received so as to indicate which of the plurality of placards are displayed respectively in each of the interactive display sections.

US Pat. No. 10,084,546

METHODS AND APPARATUS FOR RADIO FREQUENCY (RF) PHOTONIC SPECTROMETER USING OPTICAL FREQUENCY COMBS

EAGLE TECHNOLOGY, LLC, M...

1. A radio frequency (RF) photonic spectrometer comprising:a laser;
a receiver branch comprising an optical modulator optically coupled to the laser and configured to modulate laser light based upon a radio frequency (RF) input signal, and an optical bandpass filter optically coupled to the optical modulator;
a plurality of optical comb branches optically coupled to the laser and each comprising a frequency comb generator coupled to a respective RF reference signal, the RF reference signals having different frequencies associated therewith; and
an output stage configured to determine a frequency of the RF input signal based upon outputs of the receiver branch and the plurality of optical comb branches.

US Pat. No. 10,135,544

METHODS AND APPARATUS FOR RADIO FREQUENCY (RF) PHOTONIC SPECTROMETER USING OPTICAL FREQUENCY COMBS

EAGLE TECHNOLOGY, LLC, M...

1. A radio frequency (RF) photonic spectrometer comprising:a laser;
a receiver branch comprising an optical modulator optically coupled to the laser and configured to modulate laser light based upon a radio frequency (RF) input signal, and an optical bandpass filter optically coupled to the optical modulator;
a plurality of optical comb branches optically coupled to the laser and each comprising a frequency comb generator coupled to a respective RF reference signal, the RF reference signals having different frequencies associated therewith; and
an output stage configured to determine a frequency of the RF input signal based upon outputs of the receiver branch and the plurality of optical comb branches.

US Pat. No. 10,106,228

SONOBUOY ADAPTER KIT WITH PNEUMATIC AIR DIVERTER VALVE

Eagle Technology, LLC, M...

17. A pneumatic diverter mechanism comprising:a base with a top side, a bottom side, and a central cavity disposed within the top side, the base including one or more annular openings disposed in the top side and extending through the base to the bottom side;
a plunger rotatably disposed in the central cavity of the base and configured to rotate with respect to the base between a first position and a second position; and
a rotary disc coupled to the plunger, the rotary disc including one or more air ports and configured to rotate between an open position, where the one or more air ports are aligned with the one or more annular openings, and a closed position, where the one or more air ports are misaligned with the one or more annular openings,
wherein, when the pneumatic diverter mechanism receives a first burst of air, the first burst of air flows through the pneumatic diverter mechanism via the aligned one or more air ports of the rotary disc and the one or more annular openings of the base, and after the first burst of air and prior to receiving a second burst of air, the plunger automatically rotates from the first position to the second position, causing the rotary disc to rotate from the open position to the closed position.

US Pat. No. 10,279,904

FIXED STRUCTURE TYPE VERTICAL TAKE-OFF AND LANDING AIRCRAFT BASED ON DUAL FLYING CONTROL SYSTEMS AND CONTROL METHOD THEREFOR

JIANGSU DIGITAL EAGLE TEC...

1. A fixed-structure vertical takeoff and landing aircraft based on two flight control systems, wherein the fixed-structure vertical takeoff and landing aircraft comprises an aircraft structure and flight control systems;the aircraft structure is a conventional structure or a flying-wing structure or a V-tail structure and comprises a fuselage, fixed wings arranged on the fuselage, and a primary flight control system installed on the fixed wings; a plurality of engines are connected to a peripheral side of the fuselage or ends of the fixed wings; the engines are internal combustion engines or motors or jet engines or rocket engines; the primary flight control system comprises ailerons, elevators, elevons, and rudders;
the flight control systems are installed on the aircraft structure and include a multi-rotor flight control system and a fixed-wing flight control system, a plurality of output channels of the multi-rotor flight control system are connected with the engines correspondingly, a plurality of output channels of the fixed-wing flight control system include a plurality of primary flight control system control channels and a throttle control channel, the primary flight control system channels are connected with the ailerons, the elevators, the elevons, and the rudders correspondingly, and the throttle control channel is connected with the engines; both the multi-rotor fight control system and the fixed-wing flight control system are connected with a manual control module, a power source and a GPS module, and the fixed-wing flight control system is connected with an airspeed meter; the GPS module is connected with a computer; the computer and the manual control module are connected with the output channels of the multi-rotor flight control channels and the fixed-wing flight control system and control opening and closing of the output channels of the multi-rotor flight control channels and the fixed-wing flight control system through an on-off switch.

US Pat. No. 10,163,599

ELECTRON MULTIPLIER FOR MEMS LIGHT DETECTION DEVICE

Eagle Technology, LLC, M...

1. An electron multiplier apparatus comprising:an input surface for receiving electrons;
an emission surface opposite the input surface;
a plurality of doped ribs extending at least partially between the input surface and the emission surface to form a plurality of pixels; and
a plurality of textured surfaces disposed in the plurality of pixels.

US Pat. No. 10,151,187

HYDROCARBON RESOURCE RECOVERY SYSTEM WITH TRANSVERSE SOLVENT INJECTORS AND RELATED METHODS

EAGLE TECHNOLOGY, LLC, M...

1. A hydrocarbon resource recovery system comprising:a radio frequency (RF) source;
an RF antenna assembly coupled to said RF source and extending laterally within a first wellbore in a subterranean formation for hydrocarbon resource recovery, said RF antenna assembly comprising
first and second tubular conductors, and
a dielectric isolator coupled between said first and second tubular conductors to define a dipole antenna; and
a plurality of solvent injectors within respective laterally extending second wellbores extending transverse and above said RF antenna assembly and configured to selectively inject solvent into the subterranean formation adjacent said RF antenna assembly.

US Pat. No. 10,656,250

GEOSPATIAL DATA COLLECTION SYSTEM WITH A LOOK AHEAD SENSOR AND ASSOCIATED METHODS

EAGLE TECHNOLOGY, LLC, M...

1. A geospatial data collection system for an aerial vehicle comprising:a data collection light detection and ranging (LiDAR) device configured to collect geospatial data as the aerial vehicle moves along a collection path; and
a protection LiDAR device configured to sense a geospatial area ahead of said data collection LiDAR device;
said data collection LiDAR device being switchable from an operating mode to a protected mode based upon said protection LiDAR device.

US Pat. No. 10,418,712

FOLDED OPTICS MESH HOOP COLUMN DEPLOYABLE REFLECTOR SYSTEM

Eagle Technology, LLC, M...

1. A folded optics reflector system, comprising:a hoop assembly comprising a plurality of link members extending between a plurality of hinge members, the hoop assembly configured to expand between a collapsed configuration wherein the link members extend substantially parallel to one another and an expanded configuration wherein the link members define a circumferential hoop;
a collapsible mesh reflector surface secured to the hoop assembly such that when the hoop assembly is in the collapsed configuration, the reflector surface is collapsed within the hoop assembly and when the hoop assembly is in the expanded configuration, the reflector surface is expanded to a shape that is intended to concentrate RF energy in a desired pattern;
a mast assembly including an extendible boom, wherein the hoop assembly is secured by a plurality of cords relative to a top portion of the boom and to a bottom portion of the boom such that upon extension of the boom to a deployed condition, the hoop assembly is supported by the boom; and
a subreflector is disposed at the top portion of the boom.

US Pat. No. 10,347,974

DEPLOYABLE BICONICAL RADIO FREQUENCY (RF) SATELLITE ANTENNA AND RELATED METHODS

EAGLE TECHNOLOGY, LLC, M...

1. A radio frequency RF satellite antenna comprising: a radio frequency RF antenna housing to be carried by the satellite and comprising first and second opposing antenna element storage compartments; a first plurality of self-deploying conductive antenna elements moveable between a first stored position within the first antenna element storage compartment, and a first deployed position extending outwardly from a canister and defining a first conical antenna; and a second plurality of self-deploying conductive antenna elements moveable between a second stored position within the second antenna element storage compartment, and a second deployed position extending outwardly from the canister and defining a second conical antenna; the first and second conical antennas extending in opposing directions and defining a biconical antenna when in the first and second deployed positions, a satellite housing having an antenna storage compartment therein; radio frequency (RF) circuitry carried by the satellite housing; an mast having a proximal end coupled to the satellite housing and a distal end, the mast being moveable between a stored position where the distal end is within the antenna storage compartment and a deployed position where the distal end is spaced apart from the satellite housing; and a radio frequency (RF) satellite antenna coupled to the RF circuitry and comprising an antenna housing carried within the antenna storage compartment and coupled to the distal end of the mast and comprising first and second opposing antenna element storage compartments, a first plurality of self-deploying conductive antenna elements moveable between a first stored position within the first antenna element storage compartment, and a first deployed position extending outwardly from the canister and defining a first conical antenna when the mast is moved to its deployed position, and a second plurality of self-deploying conductive antenna elements moveable between a second stored position within the second antenna element storage compartment, and a second deployed position extending outwardly from the canister and defining a second conical antenna when the mast is moved to its deployed position, the first and second conical antennas extending in opposing directions and defining a biconical antenna when in the first and second deployed positions.

US Pat. No. 10,312,047

PASSIVE LOCAL AREA SATURATION OF ELECTRON BOMBARDED GAIN

Eagle Technology, LLC, M...

1. An apparatus, comprising:a semiconductor structure that includes,
an electron multiplier region that is doped to generate a plurality of electrons and corresponding holes for each electron that impinges a reception surface of the semi-conductor structure;
a blocking region that is doped to attract the holes;
an electrically conductive region to output the holes from the blocking region; and
a restriction region that is doped to restrict a flow of the holes from the blocking region to the electrically conductive region such that some of the holes will combine with some of the plurality of electrons within the electron multiplier region;
wherein the electron multiplier region includes an emission area from which to emit remaining ones of the plurality of electrons.

US Pat. No. 10,245,500

FLYING SKATEBOARD

JIANGSU DIGITAL EAGLE TEC...

1. A flying skateboard, comprising a bearing part, power parts, a main control module and altitude induction modules; whereinthe bearing part comprises a left foot bearing area and a right foot bearing area configured for bearing a left foot and a right foot of a human body; the left foot bearing area and the right foot bearing area are connected with each other; and the left foot bearing area and the right foot bearing area are configured to rotate oppositely under a pressure generated by pedaling on the left foot bearing area and the right foot bearing area with foot soles of the human body, so that the left foot bearing area and the right foot bearing area are controlled to located on a same plane or different planes;
the power parts are arranged on the periphery of the bearing part and configured for supplying power to the flying skateboard for movement in all directions;
the main control module comprises a gyroscope; and the gyroscope is installed on the bearing part and is configured for controlling a power output of the power parts to keep balance of the flying skateboard and make the flying skateboard to move vertically up and down or hover;
the altitude induction modules are installed on the bearing part, altitude limit threshold values are set in the altitude induction modules, and the altitude induction modules are configured for measuring the distances between the altitude induction modules and the ground; and the altitude induction modules work in cooperation with the power parts to keep the flight altitude of the flying skateboard within the altitude limit threshold value range.

US Pat. No. 10,332,732

IMAGE INTENSIFIER WITH STRAY PARTICLE SHIELD

Eagle Technology, LLC, M...

1. An apparatus, comprising:a semiconductor structure that includes,
an electron multiplier region that is doped to generate a plurality of electrons for each electron that impinges a reception surface of the semiconductor structure;
a blocking region that is doped to repel the plurality of electrons towards an emission area of an emission surface of the semiconductor structure; and
a shielding region that is doped to absorb stray particles that impinge the emission surface of the semiconductor structure, wherein the stray particles include one or more of stray photons and stray ions.

US Pat. No. 10,323,935

SYSTEM AND METHOD FOR OPTICS TESTING USING A PLANO HOLOGRAPHIC NULL INCORPORATING ALIGNMENT FEATURES

EAGLE TECHNOLOGY, LLC, M...

1. An alignment reference module (ARM) for detecting an alignment of a hologram with respect to a spindle axis of a spindle that supports an optic device under test (DUT), wherein the hologram is employed for testing an optical surface of the DUT, the alignment reference module comprising a flat portion having a reflective surface for reflecting light back toward the hologram member and a spherical portion having a reflective surface adjacent the flat portion for transmitting light back toward the hologram member.

US Pat. No. 10,330,593

REAL TIME SPATIAL MAPPING OF ATMOSPHERIC GAS DISTRIBUTIONS

Eagle Technology, LLC, M...

1. An apparatus comprising:a plurality of reflectors arranged over an area;
one or more transceivers configured to transmit radiation at each of the plurality of reflectors at a plurality of wavelengths, receive radiation reflected from each of the plurality of reflectors at the plurality of wavelengths, and generate signals indicative of intensities of the radiation received at the plurality of wavelengths; and
a processor, wherein the processor is configured to:
receive, at a first time, first signals from the one or more transceivers indicative of intensities of the radiation received at the plurality of wavelengths;
receive, at a second time, second signals from the one or more transceivers indicative of intensities of the radiation received at the plurality of wavelengths;
calculate a first concentration of a gas within the area based upon the first signals;
calculate a second concentration of the gas within the area based upon the second signals; and
calculate a change in concentration of the gas within the area between the first time and the second time.

US Pat. No. 10,368,256

MONITORING OPERATIONAL CAPABILITY OF A MOBILE COMMUNICATION DEVICE IN A NETWORK

Eagle Technology, LLC, M...

1. A method for monitoring an operational capability of a mobile communication device (MCD) in a network, comprising:using a land mobile radio (LMR) transceiver implementing a LMR wireless communication protocol to facilitate at least narrowband voice communications for the MCD through an LMR network when communicating with a remote dispatch center;
using a broadband cellular network (BCN) modem in communication with the MCD for implementing a BCN wireless communication protocol to facilitate at least broadband data communications between the MCD and the remote dispatch center;
determining a BCN access interruption wherein the broadband data communication through the BCN is temporarily not possible for the MCD; and
responsive to the determining, automatically communicating from the MCD to the remote dispatch center a notification of the BCN access interruption, by using the LMR network.

US Pat. No. 10,365,536

OPTICAL DEVICE INCLUDING A MONOLITHIC BODY OF OPTICAL MATERIAL AND RELATED METHODS

EAGLE TECHNOLOGY, LLC, M...

1. An optical device comprising:a monolithic body of optical material comprising
an optical signal port,
an optical coupler/splitter portion comprising a plurality of optical couplers/splitters arranged in a planar configuration and coupled to the optical signal port,
a phase modulation portion comprising a plurality of phase shifters arranged in a planar configuration and coupled to respective ones of the plurality of optical couplers/splitters, and
a fanning-array portion comprising a plurality of optical waveguides extending from the phase modulation portion in a planar configuration and fanning so that ends of the plurality of optical waveguides terminate to define a two-dimensional array on an edge of the monolithic body.

US Pat. No. 10,396,862

COOPERATIVE MULTI-NODE MIMO FOR ENHANCED DEVICE TO DEVICE COMMUNICATIONS

Eagle Technology, LLC, M...

1. A method for implementing cooperative multi-node multiple-input multiple-output (MIMO) enhanced device-to-device wireless communications, comprising:decoding in one or more second wireless communication devices a first message included in a first wireless transmission received from a first wireless communication device;
autonomously performing operations by the one or more second wireless communication devices to
selectively determine whether each of the one or more second wireless communication devices should facilitate the communications of the first wireless communication device, and
assist the first wireless communication device with respect to communication of the first message to a third wireless communication device by subsequently transmitting the first message using the one or more second wireless communication devices, when a determination is made that the one or more second wireless communication devices should facilitate the communications of the first wireless communication device;
wherein transmission of the first message by the one or more second wireless communication devices is performed synchronously with at least one retransmission of the first message by the first wireless communication device at a predetermined re-transmission time known to both the first wireless communication device and the one or more second wireless communication devices.

US Pat. No. 10,511,387

RF FREQUENCY CONVERTER WITH SBS EQUALIZATION AND RELATED METHODS

EAGLE TECHNOLOGY, LLC, M...

1. A radio frequency (RF) frequency converter with equalization, the RF frequency converter comprising:a first electro-optic (E/O) modulator configured to modulate an optical carrier signal based upon an RF input signal having a first frequency;
a stimulated Brillouin scattering (SBS) medium coupled to said first E/O modulator;
a second E/O modulator configured to modulate the optical carrier signal based upon an equalizing function waveform;
a third E/O modulator coupled between said first E/O modulator and said SBS medium, said third E/O modulator configured to modulate the optical carrier signal with a reference signal;
an optical circulator coupled to said SBS medium and the second E/O modulator; and
a photodetector coupled to the optical circulator and configured to generate an equalized RF output signal comprising a replica of the RF input signal at a second frequency based upon the reference signal.

US Pat. No. 10,616,723

SYSTEM FOR MAPPING BUILDING INTERIOR WITH PDR AND RANGING AND RELATED METHODS

EAGLE TECHNOLOGY, LLC, M...

1. A system for mapping an interior of a building, the system comprising:at least one mobile device comprising
a pedestrian dead reckoning (PDR) circuit configured to generate a plurality of PDR positions as a user moves within the interior of the building, and
a ranging circuit configured to generate ranging mapping data of the interior of the building as the user moves within the interior of the building; and
a server configured to
map the interior of the building and generate a location of said at least one mobile device within the interior of the building based upon the plurality of PDR positions and the ranging mapping data from said at least one mobile device, and
correct an accumulated PDR error in the plurality of PDR positions based upon the ranging mapping data.

US Pat. No. 10,502,041

METHOD FOR OPERATING RF SOURCE AND RELATED HYDROCARBON RESOURCE RECOVERY SYSTEMS

EAGLE TECHNOLOGY, LLC, M...

1. A method for hydrocarbon resource recovery comprising:positioning a radio frequency (RF) antenna assembly within a wellbore in a subterranean formation, the RF antenna assembly comprising first and second tubular conductors and a dielectric isolator therebetween defining a dipole antenna, and a dielectric coating surrounding the dielectric isolator and extending along a predetermined portion of the first and second tubular conductors;
operating an RF source coupled to the RF antenna assembly during a start-up phase to desiccate water adjacent the RF antenna assembly; and
operating the RF source coupled to the RF antenna assembly during a sustainment phase to recover hydrocarbons from the subterranean formation.

US Pat. No. 10,633,808

ROBOTIC BRIDGING SYSTEM

EAGLE TECHNOLOGY, LLC, M...

1. A method for bridging an obstacle with an unmanned ground vehicle (UGV) bridging system, comprising:supporting a first end of a first elongated span of a hinged bridge structure on a deployment support bracket which is secured to a UGV;
at a second end of the first elongated span opposed from the first end, hingedly supporting a second elongated span on a hinge system having a hinge axis aligned transverse to an elongated length of the first and second elongated spans;
using a tension element to apply a tension force to the first elongated span at a location intermediate the first and second ends to secure the first elongated span in a stowed position adjacent the deployment support bracket;
using a retention element disposed on the deployment support bracket to prevent a spring bias assembly, which is coupled to the hinge system, from urging rotation of the second elongated span about the hinge axis from a closed configuration in which the second elongated span is adjacent to the first elongated span to an open configuration in which the second elongated span forms an obtuse angle with the first elongated span; and
deploying the hinged bridge structure by extending a length of the tension element.

US Pat. No. 10,626,711

METHOD OF PRODUCING HYDROCARBON RESOURCES USING AN UPPER RF HEATING WELL AND A LOWER PRODUCER/INJECTION WELL AND ASSOCIATED APPARATUS

EAGLE TECHNOLOGY, LLC, M...

1. A method of producing hydrocarbon resources from a subterranean formation comprising:heating the subterranean formation with at least one radio frequency (RF) antenna located in an upper well within the subterranean formation;
producing hydrocarbon resources from a lower well within the heated subterranean formation and vertically beneath the upper well to create a void within the subterranean formation;
injecting a solvent upward into the void within the heated subterranean formation from the lower well; and
the heating comprising continuously heating the subterranean formation with the at least one RF antenna from the upper well during producing and injecting to create solvent vapor for refluxing the solvent.

US Pat. No. 10,609,522

MITIGATING ECHO AND SPURIOUS AUDIO NOISES IN RADIO COMMUNICATION SYSTEMS

EAGLE TECHNOLOGY, LLC, M...

1. A method for controlling an audio output of a radio frequency (RF) portable communication device, comprising:in a first portable communication device (PCD) using an audio transducer to generate at least one audio tone in response to a voice transmit operation initiated by a user of the first PCD, the audio tone being generated independent from a voice communication transmitted during the voice transmit operation;
selectively controlling at least one characteristic of the at least one audio tone in accordance with a first talk group which is in use by the first PCD to facilitate the voice transmit operation; and
using the at least one audio tone to selectively control an audio output volume of at least a second PCD different from the first PCD.

US Pat. No. 10,601,142

REFLECTING SYSTEMS, SUCH AS REFLECTOR ANTENNA SYSTEMS, WITH TENSION-STABILIZED REFLECTOR POSITIONING APPARATUS

EAGLE TECHNOLOGY, LLC, M...

1. A reflector antenna system, comprising: a reflector; a feed; a sub-reflector configured to reflect energy between the reflector and the feed; and a sub-reflector positioning apparatus, the sub-reflector positioning apparatus comprising:a tensioner attached to the sub-reflector and configured to exert a force on the sub-reflector, the force urging the sub-reflector away from the reflector; and
a plurality of restraints attached to the sub-reflector and configured to be tensioned in response to the force on the sub-reflector, and to restrain the sub-reflector in relation to the reflector.

US Pat. No. 10,656,017

ON-BOARD PROCESSING OF HYPERSPECTRAL DATA

Eagle Technology, LLC, M...

1. A method, comprising:re-sampling a digitized interferogram captured by a multi-pixel hyperspectral interferometer, at rates that are based on positions of the pixels relative to a center path of the interferometer to provide a coarse off-axis correction;
extracting a frequency domain spectrum of the re-sampled interferogram;
performing residual adjustments to the frequency domain spectrum to provide a corrected spectrum; and
compressing the corrected spectrum for storage and/or transmission.

US Pat. No. 10,577,905

HYDROCARBON RESOURCE RECOVERY SYSTEM AND RF ANTENNA ASSEMBLY WITH LATCHING INNER CONDUCTOR AND RELATED METHODS

EAGLE TECHNOLOGY, LLC, M...

10. A radio frequency (RF) antenna assembly for a hydrocarbon resource recovery system and being positioned within a wellbore in a subterranean formation for hydrocarbon resource recovery, the RF antenna assembly comprising:first and second tubular conductors;
a dielectric isolator coupled between said first and second tubular conductors;
an RF transmission line comprising an inner conductor and an outer conductor extending within said first tubular conductor, said outer conductor being coupled to said first tubular conductor; and
a feed structure coupled to said second tubular conductor;
said inner conductor having a distal end being slidable within said outer conductor and cooperating with said feed structure to define a latching arrangement having a latching threshold lower than an unlatching threshold.

US Pat. No. 10,577,906

HYDROCARBON RESOURCE RECOVERY SYSTEM AND RF ANTENNA ASSEMBLY WITH THERMAL EXPANSION DEVICE AND RELATED METHODS

EAGLE TECHNOLOGY, LLC, M...

10. A radio frequency (RF) antenna assembly to be coupled to an RF source and being positioned within a wellbore in a subterranean formation for hydrocarbon resource recovery, the RF antenna assembly comprising:first and second tubular conductors;
a dielectric isolator;
first and second electrical contact sleeves respectively coupled between said first and second tubular conductors and said dielectric isolator so that said first and second tubular conductors define a dipole antenna; and
a thermal expansion accommodation device configured to provide a sliding arrangement between said second tubular conductor and said second electrical contact sleeve when a compressive force therebetween exceeds a threshold.

US Pat. No. 10,516,216

DEPLOYABLE REFLECTOR ANTENNA SYSTEM

Eagle Technology, LLC, M...

1. A reflector antenna system, comprising:a hoop assembly comprising a plurality of link elements which are rigid and extend between a plurality of hinge members, the hoop assembly configured to expand between a collapsed condition wherein the link elements extend substantially parallel to one another and an expanded condition wherein the link elements define a circumferential hoop around a central axis;
a reflector surface comprised of a collapsible web and secured to the hoop assembly such that when the hoop assembly is in the expanded condition, the reflector surface is expanded to a shape that is configured to concentrate RF energy in a desired pattern;
wherein the hoop assembly in the expanded condition is defined by a plurality of N sides, each defining a rectangle, including a top, a bottom, and two opposing edges aligned with the central axis, said N sides disposed edge to edge circumferentially around a periphery of the hoop assembly whereby each opposing edge extends substantially the full axial depth of the hoop assembly in a direction aligned with the hoop central axis; and
wherein each of the N sides is comprised of
an X-member comprised of a plurality of the link elements including a first and a second link element respectively disposed on opposing diagonals of the rectangle in a crossed configuration, and a pivot member connected at a medial pivot point of the first and second link elements, the pivot member facilitating pivot motion of the first link element relative to the second link element on a pivot axis when the hoop assembly transitions between the collapsed condition and the expanded condition;
at least one top cord which extends along the top of the side between top ends of the first and second link elements, at least one bottom cord which extends along the bottom of the side between bottom ends of the first and second link elements; and
first and second edge tension elements which extend respectively along the two opposing edges of the side; and
at least one deployment cable to provide a force needed to transition the hoop assembly from the collapsed condition to the expanded condition by reducing a length of each opposing edge.

US Pat. No. 10,517,167

SYSTEMS AND METHODS FOR PROVIDING A HIGH SPEED INTERCONNECT SYSTEM WITH REDUCED CROSSTALK

Eagle Technology, LLC, M...

1. A system, comprising:a Printed Wiring Board (“PWB”) comprising:
a core substrate comprising a plurality of laminated dielectric substrate layers with a first via formed therethrough,
a first trace disposed on an exposed surface of the core substrate that is in electrical contact with the first via,
a first High Density Interconnect (“HDI”) substrate laminated to the core substrate such that the first trace electrically connects the first via with a second via formed through the first HDI substrate,
a second trace disposed on an exposed surface of the first HDI substrate that is in electrical contact with the second via, and
a second HDI substrate laminated to the first HDI substrate such that the second trace electrically connects the second via to a third via formed through the second HDI substrate;
wherein the second via comprises a buried via with a central axis spatially offset from central axis of the first and third vias, and the first and second vias having diameters which are smaller than a diameter of the third via.