Abstract: A radar system and a method for a radar system are described. In accordance with one exemplary embodiment, the method includes generating a local oscillator signal in a first radar chip, generating a frequency-divided signal from the local oscillator signal by means of a frequency divider arranged in the first radar chip, transmitting the frequency-divided signal to a second radar chip, and transmitting the local oscillator signal to the second radar chip. The local oscillator signal received in the second radar chip is fed to an output channel of the second radar chip, which generates an output signal on the basis thereof. The method further includes generating—on the basis of the output signal of the output channel and the frequency-divided signal received by the second radar chip—a signal indicating a phase angle of the output signal relative to the received frequency-divided signal.

Abstract: Provided are a server for controlling data transmission through a data pipeline, and an operation method thereof. A pipeline control server is configured to create and dispose a data broker including a message queue, between a data source and a data sink according to a registration event of the data sink, and to provision an infra of the data pipeline, and an operation method thereof. A pipeline control server is configured to schedule an operation time point of a data dispersal pipeline that transmits data to a data sink based on an operation event of a data ingestion pipeline that transmits data from a data source to a data broker, and an operation method thereof.

Abstract: Aspects of the invention provide an external interference radar that remedies such shortcomings by providing a hybrid approach that provides an initial spectrum analysis to identify known interferences. The signal is also divided into physical resource blocks (PRB) to better identify interferences that occur intermittently. Once these intermittent interferences are illustrated, a signal pattern detection algorithm is applied to the identified signals and may further accurately identify the intermittent interferences. As part of the identification, the radar further provides a report that identifies whether the interference is a permanent or intermittent; a type of the interference and the severity of the interference.

Abstract: An aerial vehicle control method includes detecting a flight control instruction during returning of an aerial vehicle to a return point along a return trajectory according to an auto return instruction. The flight control instruction determines a predetermined trajectory different from the return trajectory. The method further includes generating a superimposed instruction by superimposing return point position information indicating the return point and the flight control instruction. The superimposed instruction determines a flight trajectory that is an integration of the return trajectory and the predetermined trajectory and that is different from the return trajectory and the predetermined trajectory. The method also includes controlling the aerial vehicle to fly along the flight trajectory according to the superimposed instruction.

Abstract: A vehicle system and related methods include a sensor, a vehicle computing device (VCD), and a haptic device. The sensor is operable to sense an occurrence or a non-occurrence of a predetermined in-vehicle event. The VCD is in communication with the sensor, and detects a communication signal sent to an in-vehicle mobile device that is capable of receiving the communication signal. The VCD is in communication with the haptic device to actuate the haptic device to provide a haptic signal. If the sensor senses the occurrence of the predetermined in-vehicle event, then the haptic device gives a haptic indication of the communication signal to the occupant. The predetermined in-vehicle event is thereby not interrupted by the haptic indication, and can proceed until the occupant chooses if and when to respond to the communication signal.

Abstract: A composite cable includes a pair of first electric wires, a twisted pair wire formed by twisting a pair of second electric wires having a smaller outer diameter than the first electric wires, a tape member wound into a spiral around an assembly that is formed by twisting the pair of first electric wires and the twisted pair wire together, and a sheath covering an outer periphery of the tape member. The tape member and the sheath includes an inwardly projecting part formed in a spiral along a cable longitudinal direction and formed so as to enter inward at least one of a valley part between the two first electric wires and valley parts between the first electric wires and the twisted pair wire. The inwardly projecting part has a projecting length of not less than 3% of an outer diameter of the first electric wires.

Abstract: Methods, systems and computer program products to detect distracted driving are disclosed. A mobile device is associated with a vehicle driver. Suspect activity associated with the vehicle driver is detected based at least in part on mobile device use data collected by the mobile device. A suspect activity record is generated comprising mobile device use data associated with the detected suspect activity. The suspect activity record and an identifier of the vehicle driver are provided to a repository.

Abstract: Vehicle-to-vehicle (V2V) communication through short range communication techniques can be extended by sending messages from a host vehicle to a target vehicle using an intermediate vehicle. The host vehicle identifies road conditions which may be of interest to a target vehicle. An intermediate vehicle relays the message detailing the identified road conditions from the host vehicle to the target vehicle. The message can be rebroadcast by the intermediate vehicle to target vehicles in its communication range, or it can generate a new message to transmit the information to target vehicles.

Abstract: Examples disclosed herein relate to a high gain active relay antenna system. The active relay antenna system comprises a first antenna pair having a first receive antenna and a first transmit antenna to communicate wireless signals in a forward link from a base station to a plurality of users; and a second antenna pair having a second receive antenna and a second transmit antenna to communicate wireless signals in a return link from the plurality of users to the base station. The active relay antenna system further comprises a first active relay section and a second active relay section to provide for adjustable power gain in the wireless signals.

Abstract: Technology for a repeater is disclosed. The repeater can include a first defined connection. The repeater can include a first coaxial cable connector configured to be communicatively coupled to the first defined connection. The repeater can include a repeater unit communicatively coupled to the first defined connection. The repeater can include a controller configured to adjust a gain or output power of the repeater unit that compensates for insertion losses between the first coaxial cable connector and the first defined connection.

Abstract: In accordance with one or more embodiments, a MIMO transceiver generates first electromagnetic signals convey first data in accordance with one or more MIMO techniques. The MIMO transceiver generates, responsive to the first electromagnetic signals, first electromagnetic waves on a plurality of transmission lines, wherein the first electromagnetic waves are guided by a plurality of surfaces of the plurality of transmission lines, wherein the first electromagnetic waves propagate along the plurality of transmission lines without requiring an electrical return path, wherein the first electromagnetic waves convey the first data.

Abstract: Provided are a 5G in-building relay system and a 5G in-building relay method for sharing an RF cable to provide a 5G communication service in the building. The 5G in-building relay system includes: a 5G signal providing device for converting RF signals of a 5G into IF signals and providing the IF signals through a pre-built RF cable of the building; an MHU for receiving and transmitting the IF signals; a coupling device for combining the IF signals with radio signals other than the 5G received from an ROU pre-built in the building and providing the combined signals through the RF cable; a distribution device for receiving the combined signals and separating and distributing the IF signals of the 5G from the combined signals; and a DRU for converting the distributed IF signals into millimeter-wave RF signals and wirelessly transmitting the RF signals to a 5G terminal.

Abstract: A controller area network (CAN) controller and transceiver device implementing an output CAN network as a mirror of an adjacent connected input CAN network, the output CAN network and the input can network both comprising at least first data wires. The system includes a first diode device interposing the input and output CAN networks such that a signal on the first data wire of the input CAN network can propagate to the first data wire of the output CAN network but not vice versa.

Abstract: An aerial vehicle control method includes, upon receipt of an auto return instruction, controlling power output of an aerial vehicle in accordance with return point position information to cause the aerial vehicle to return to a return point indicated by the return point position information, and during returning to the return point, if a flight control instruction is detected, adjusting the power output of the aerial vehicle in accordance with the flight control instruction.

Abstract: A system for projecting immersive content that includes an audiovisual content reproducing-projecting device with a compact container, which includes: at least one control module having: at least one wireless communication interface for communicating with a mobile terminal of a user, connection means connecting to the Internet, communication interfaces for transmitting audiovisual content obtained over the Internet from at least one content server; and connected to the control module; at least one immersive content projector and, optionally, at least one non-immersive content projector with communication interfaces; at least one audio module for reproducing sound of the audiovisual content transmitted by the control module to the projectors; a master module, emitting radio signals for at least one domotics actuator module.

Abstract: Technology for a repeater is disclosed. The repeater can include a first coaxial cable with a first defined connection. The repeater can include a repeater unit communicatively coupled to the first coaxial cable via the first defined connection. The repeater can include a controller configured to adjust a gain or output power of the repeater unit that accounts for known losses on the first coaxial cable.

Abstract: Aspects of the subject disclosure may include, for example, a system including a frequency mixer that combines a signal and a carrier wave to form a combined signal, and a transmitter that generates a transmission based on the combined signal. The system can also include a coupling device that emits the transmission as an electromagnetic wave guided by an outer surface of a transmission medium. The electromagnetic wave can propagate longitudinally along the surface of the transmission medium and at least partially around the surface of the transmission medium. Other embodiments are disclosed.

Abstract: Technology for a repeater is disclosed. The repeater can include a first defined connection. The repeater can include a first coaxial cable connector configured to be communicatively coupled to the first defined connection. The repeater can include a repeater unit communicatively coupled to the first defined connection. The repeater can include a controller configured to adjust a gain or output power of the repeater unit that compensates for insertion losses between the first coaxial cable connector and the first defined connection.

Abstract: Technology for a repeater is disclosed. The repeater can include a first coaxial cable with a first defined connection. The repeater can include a repeater unit communicatively coupled to the first coaxial cable via the first defined connection. The repeater can include a controller configured to adjust a gain or output power of the repeater unit that accounts for known losses on the first coaxial cable.

Abstract: Aspects of the subject disclosure may include, for example, a cloud-based communication resource controller that operates by correlating communication requirements, network parameters, end-user device information for a plurality of end-user devices in accordance with the position and trajectory data for these devices to generate correlated end-user and network data. The cloud-based communication resource controller allocates communication resources of a wireless access network for communication to the plurality of end-user devices and controls beamforming by the communication nodes in accordance with the position and trajectory data.

Abstract: Aspects of the subject disclosure may include, for example, a repeater device having a first coupler to extract downstream channel signals from first guided electromagnetic waves bound to a transmission medium of a guided wave communication system. An amplifier amplifies the downstream channel signals to generate amplified downstream channel signals. A channel selection filter selects one or more of the amplified downstream channel signals to wirelessly transmit to the at least one client device via an antenna. A second coupler guides the amplified downstream channel signals to the transmission medium of the guided wave communication system to propagate as second guided electromagnetic waves. Other embodiments are disclosed.

Abstract: Aspects of the subject disclosure may include, for example, a system that performs operations including detecting a signal degradation of electromagnetic waves guided by a transmission medium, and adjusting at least one phase of signal components of the electromagnetic waves to produce adjusted electromagnetic waves having a hybrid wave mode and a non-optical frequency range to mitigate the signal degradation. Other embodiments are disclosed.

Abstract: A repeater system includes a first master unit and a second master unit located on the movable object, such as a train. The master units are each connected to an antenna for receiving a downlink RF signal from at least one base station outside of the movable object and for transmitting an uplink RF signal towards the base station. Remote units are associated with different coverage areas within the movable object and are connected to the master units unit via a transport medium. The remote units are each connected to an antenna system for transmitting the downlink RF signal into the associated coverage area of the movable object and for receiving the uplink RF signal from the coverage area. A control unit can control first gain for the connection with the first master unit and a second gain for the connection with the second master unit.

Abstract: Methods of powering a radio that is mounted on a tower of a cellular base station are provided in which a direct current (“DC”) power signal is provided to the radio over a power cable and a voltage level of the output of the power supply is adjusted so as to provide a substantially constant voltage at a first end of the power cable that is remote from the power supply. Related cellular base stations and programmable power supplies are also provided.

Abstract: A tower-mounted networking device facilitates deploying a remote station without having to build a custom station aside a radio tower. The networking device's chassis comprises a mounting bracket, which includes a curved contour for mounting the networking device on the radio tower. Also, the chassis can be resistant to weather intrusion, by not including a vent, to allow the networking device to be installed outdoors. The networking device can include a first power port coupled to an external connection line from a source external to the tower, such that the external connection line provides at least power to the networking device. The networking device can use the power to power a set of antenna mounted on the radio tower. The networking device can also relay a network connection between a pair of antennas, and/or between an antenna and a network connection to an Internet service provider.

Abstract: A wireless fire alarm notification system uses wireless repeater devices to annunciate an alarm to slave devices from the control panel. A notification device provides a local synchronization signal via wire to a secondary notification device. A method enables the activation or deactivation of child device without the child device having to query their parent repeater. A circuit to test the integrity of an active battery charger, a battery, and an isolation circuit is also shown. A method for qualifying that an RF signal meets a specified minimum acceptable level is described. A method for wirelessly sending events to avoid RF link overload is provided. A programming checksum method confirms that an annunciator has latest programming information. A method to automatically process messages from new devices without having to hardcode repeaters to support these new devices is also described.

Abstract: A high frequency signal is down-converted into an intermediate frequency signal, transmitted over a limited bandwidth medium from a master unit to a remote unit and up-converted back into its original high frequency at the remote unit. The up-conversion is aided by reconstruction of a reference signal embedded at the master unit as a carrier for a management signal which is transmitted to the remote unit through the same limited bandwidth medium together with the intermediate frequency signal. The reference signal is reconstructed using a phase locked loop which includes a charge pump and is kept stable during intervals between bits and messages by a charge pump shutter.

Abstract: A wireless adaptor for Bluetooth compromising a body, a power source, an adaptor wherein the adaptor attaches to a headphone and wherein the receiver communicates with a headphone.

Abstract: Methods of powering a radio that is mounted on a tower of a cellular base station are provided in which a direct current (“DC”) power signal is provided to the radio over a power cable and a voltage level of the output of the power supply is adjusted so as to provide a substantially constant voltage at a first end of the power cable that is remote from the power supply. Related cellular base stations and programmable power supplies are also provided.

Abstract: A converged network is described. The converged network includes a distributed antenna system hub coupled to the communication lines for wireless communications, horizontal cabling to carry communication lines for wired communications and wireless communications and a remote socket. The horizontal cabling is a duct that carries the wired and wireless communication lines to convey the telecommunication signals within the building. The remote socket connects the wireless communication lines with a remote electronics unit. In addition, one or more antennas can also be coupled to the remote socket to convey analog RF electrical radiation from the remote socket over adhesive backed coaxial cabling to the indoor environment.

Abstract: A wireless plug-in repeater is disclosed, having an audio plug shaped to mate with an analog audio output port of a cellular mobile device and configured to receive an audio signal from the cellular mobile device via the analog audio output port, the audio signal associated with music content; and a wireless transmitter configured to wirelessly retransmit at least a portion of the audio signal from the analog output port of the cellular mobile device over the Internet to at least one remote audio receiver device.

Abstract: Aspects of the subject disclosure may include, for example, a system including a frequency mixer that combines a signal and a carrier wave to form a combined signal, and a transmitter that generates a transmission based on the combined signal. The system can also include a coupling device that emits the transmission as an electromagnetic wave guided by an outer surface of a transmission medium. The electromagnetic wave can propagate longitudinally along the surface of the transmission medium and at least partially around the surface of the transmission medium. Other embodiments are disclosed.

Abstract: The present invention relates to a system and method for routing a data from one or more mobile communication channel to one or more fixed communication channel in a resource efficient manner. The delinking router of the system communicates with the one or more mobile communication channel and with one or more fixed communication channel and transmits the request to a Base Transmitting Station (BTS) for routing the data from the mobile communication channel to the fixed communication channel. The delinking router also reduces energy and spectrum consumption of the mobile communication channel by turning off its radio frequency module after routing its data to the fixed communication channel.

Abstract: Systems, methods, and devices for implementing a communication access policy are described herein. In some aspects, a wireless device is configured to execute a plurality of applications and to communicate with a communication network. The wireless device comprises a receiver configured to receive a plurality of rules specifying how one or more of the plurality of applications should communicate with the communication network. The wireless device comprises a processor configured to delay communication by one or more of the plurality of applications in compliance with the rules. The processor is further configured to allow transmission of the communication by one or more of the plurality of applications after termination of the delay. In one aspect, the processor is configured to separately record communication statistics based on whether the device is in a background or foreground state.

Abstract: Aspects of the subject disclosure may include, for example, a system including a frequency mixer that combines a signal and a carrier wave to form a combined signal, and a transmitter that generates a transmission based on the combined signal. The system can also include a coupling device that emits the transmission as an electromagnetic wave guided by an outer surface of a transmission medium. The electromagnetic wave can propagate longitudinally along the surface of the transmission medium and at least partially around the surface of the transmission medium. Other embodiments are disclosed.

Abstract: Aspects of the subject disclosure may include, for example, a system including a frequency mixer that combines a signal and a carrier wave to form a combined signal, and a transmitter that generates a transmission based on the combined signal. The system can also include a coupling device that emits the transmission as an electromagnetic wave guided by an outer surface of a transmission medium. The electromagnetic wave can propagate longitudinally along the surface of the transmission medium and at least partially around the surface of the transmission medium. Other embodiments are disclosed.

Abstract: There is provided a method where a terminal amplifies an MBS signal that the terminal receives using a terminal in an MBS service, transmits the amplified signal to another terminal and controls it in order to overcome the fact it is not possible to provide high quality contents over a broad area due to interference signals between MBS zones, a terminal is used as a repeater at MBS transmission time only, and an output of a repeating signal of the terminal is controlled so that an excessive interference signal for another MBS area is not generated when the terminal operates as a repeater.

Abstract: Embodiments of the present invention disclose a method and an apparatus for transmitting a CPRI signal by means of a coaxial line. The method includes: converting a Common Public Radio Interface CPRI signal sent by a sending end into a parallel data stream; extracting valid data from the data stream by performing frame parsing; and converting the valid data into a transmittable analog signal, modulating the analog signal to a specified frequency, and sending it to a receiving end by means of a coaxial line. The present invention applies to transmission of a CPRI signal by means of a coaxial line.

Abstract: A millimeter-wave surface-wave communications system to provide network connectivity for a backhaul network and a distributed antenna system. Rather than building new structures, and installing additional fiber and cable, embodiments described herein disclose using high-bandwidth, millimeter-wave communications propagating over existing power line infrastructure. The wavelength of the transmission is comparable in size or smaller than the circumference of the power lines.

Abstract: A first node including a physical layer device, a first transceiver and a second transceiver. The first transceiver includes a first analog front end connected to a first transmission line. The first analog front end is configured to transfer first data between the physical layer device and a second node via the first transmission line. The second transceiver includes a second analog front end connected to a second transmission line. The second analog front end is configured to transfer second data between the physical layer device and a third node via the second transmission line. A first type of the second transmission line is different than a second type of the first transmission line. The first node is configured to perform as a repeater using data repeating functions at a link layer control level.

Abstract: A router module is arranged in a housing of a smart television. The router module is externally connected to a modem for surfing the Internet. The router module is electrically connected to a micro processing unit of the smart television. Therefore, the smart television is connected to the Internet through the router module. A wireless transmission chip of the router module is configured to process Internet signals. An antenna module is configured to wirelessly transmit the Internet signals, so that wireless network is shared to outside.

Abstract: A five port two channel switch, with switched loop-thru inputs. The switch has DC to 5.5 GHz bandwidth, flat frequency response, excellent transient response, high isolation between channels, and 50 ohm input and output impedance when the channel is either ON or OFF. The input to a unused channel may also be used in another circuit given the loop-thru option of the switch.

Abstract: A system for gateway RF diversity using a configurable spot beam satellite including a satellite, a first gateway connected to a first VSAT population through the satellite by a first gateway spot beam and a first user spot beam set, a diversity gateway located outside of the first gateway spot beam for the first gateway, and a diversity control function to command the satellite to connect the first user spot beam set for the first gateway to a diversity gateway spot beam when the first gateway experiences service interruption.

Abstract: A two conductor hard wired communications link accepts an actual value of at least one parameter of interest from an environmental sensor in the form of data encoded on the conductors via current modulation. The sensor is mounted in a location remote from an irrigation controller. A circuit connected to the sensor transmits an RF signal representing an actual value of a parameter of interest detected by the sensor. A data relay is connected to the hard wired communication link of the irrigation controller. The data relay includes a receiver that receives the RF signal, and circuitry configured to extract the actual value of the parameter of interest and emulate a predetermined set of physical and protocol properties of the hard wired communication link of the irrigation controller.

Abstract: An apparatus for enhancing wireless communications to and from a building is provided. A first antenna associated with the building for sending and receiving wireless signals to and from a wireless signal transponder located remote from the building and a signal path interface are provided. A first signal path is located between the first antenna and the signal path interface. The building includes a wiring system. At least a second signal path is located between the signal path interface and the wiring system. At least a portion of the wiring system is a second antenna for sending and receiving wireless signals to and from wireless devices located within the building.

Abstract: A smart data storage apparatus and data transmitting method for the same are to combine the hard disk with the dual interface memory, and are to use radio frequency identification (RFID) technology or near field communication (NFC) technology. The information of the self-monitoring analysis and reporting technology (SMART) of the hard disk still could be received by the handheld device without the power for the hard disk. Moreover, the external hard disk could be registered with the handheld device quickly.

Abstract: A method for communicating with a relay station is disclosed. The method for communicating with a relay station comprises transmitting resource allocation information of downlink traffic and uplink traffic from a base station to the relay; and transmitting the downlink traffic to the relay by encapsulating the downlink traffic in accordance with the resource allocation information and receiving encapsulated uplink traffic from the relay in accordance with the resource allocation information. It is possible to enable efficient communication through a relay using a minimum interface without deterioration of throughput even in the case that a base station does not know detailed attributes of a relay existing in a system. Also, it is possible to coordinate collision through a master relay in case of a system supporting multi-hop relays.

Abstract: A wired network may be used to carry signals for a wireless network, in a frequency-shifted manner, to extend the range of the wireless network. A wired network may detect signal interference emanating from a wireless service provider, and received through a leak in the wired network's infrastructure. Devices may be installed or leveraged in the vicinity of the interference to extend the wireless service to geographic areas that may have poor reception. The devices may amplify wireless downstream signals and transmit them wirelessly, and may receive upstream wireless communications and transmit them upstream in the wired network's protocol.

Abstract: The invention relates to a wireless outdoor-indoor multiple-input multiple-output (MIMO) communications system for communicating with user equipment located inside a physical structure such as a building. The MIMO communication system is comprised of a node having at least two node antennas, wherein the node is configured for line of sight (LOS) wireless MIMO communication with at least two outdoor-indoor repeaters, and of at least two outdoor-indoor repeaters adapted for LOS wireless MIMO communication with the node. The repeaters have at least one repeater antenna each, provided outside the physical structure, for LOS MIMO communication with the node and at least one leaky cable each, provided inside the physical structure, for indoor MIMO communication with the user equipment located inside the physical structure.

Abstract: Methods and systems of distributing a radio frequency (RF) signal to a wireless device. The methods and systems include providing a RF transmitter having an antenna output, coupling a first end of an existing in-building wire network to the antenna output and transmitting a RF signal from the RF transmitter into the in-building wire network such that the in-building wire network operates as a waveguide. The methods and systems further include transmitting the RF signal from a second end of the in-building wire network to free air and receiving the RF signal with one or more wireless devices.