Abstract: An antenna device includes a plurality of antenna elements. Each of the plurality of antenna elements outputs radio signals transmitted to another antenna device arranged so as to be opposed to the antenna device. At least one of the plurality of antenna elements is configured in such a way that a polarization direction of the radio signals to be output can be switched between a first direction and a second direction that is orthogonal to the first direction.

Abstract: Apparatuses, methods, and systems are disclosed for uplink power control. One method includes receiving uplink power control parameters. The method includes determining a first transmit power for the first uplink transmission based on a corresponding first set of uplink power control parameters. The method includes determining a second transmit power for the second uplink transmission based on a corresponding second set of uplink power control parameters. The method includes performing the first uplink transmission using a first uplink transmission beam pattern or a first spatial domain transmission filter based on the first transmit power. The method includes performing the second uplink transmission using a second uplink transmission beam pattern or a second spatial domain transmission filter based on the second transmit power.

Abstract: A repeater system includes a first repeater device to receive a first beam of radio frequency (RF) signal from a first network node, and a second repeater device to receive a second beam of RF signal from the first network node. The first repeater device synchronizes and controls the second repeater device to concurrently provide the first beam and the second beam of RF signal to a second network node. A plurality of measurements associated with network nodes and repeater devices is acquired. A plurality of signal parameters is selected at the first and second repeater devices for a first beam and a second beam of RF signal, respectively, such that a cross-leakage of first beam on the second beam of RF signal and vice-versa at the second network node is reduced and the gain and a phase of first beam and the second beam of RF signal is adjusted.

Abstract: A receiver (30) for providing an activation signal (54) to transition a device from a dormant state to an operative state. The receiver includes a sensor (32), a super regenerative oscillator, SRO, circuit (34), and a processing device (36, 38). The sensor is one of an optical sensor, an acoustic sensor, and a magnetic field sensor, and generates detector signals (40) based on wireless signals (28) received from an external source (18). The SRO circuit is electrically coupled to the sensor to receive the detector signals, and electrically oscillates with a constant SRO frequency and with a SRO amplitude (As) that changes when a carrier frequency of the detector signal substantially matches the SRO frequency. The processing device monitors the SRO amplitude in time, and generates the activation signal when a temporal characteristic (Sc) of the monitored SRO amplitude matches a predetermined reference pattern (52).

Abstract: Systems and methods for generating an alert on an eyewear device are provided. The systems and methods include receiving, by an eyewear device, from a mobile device, data indicative of a first combination of notification attributes that trigger a first alert on the eyewear device; determining that the mobile device has received a new notification based on additional data received from the mobile device; determining that a combination of attributes of the new notification matches the first combination of notification attributes; and in response to determining that the combination of the attributes of the new notification matches the first combination of notification attributes, retrieving from a storage device of the eyewear device, a first visual indicator animation that represents the first alert; and activating a visual indicator of the eyewear device in accordance with the retrieved first visual indicator animation to generate the first alert on the eyewear device.

Abstract: In order to enable prediction of communication having high quality requirements, this communication device is provided with: a determination unit that determines that a change has occurred in the communication state of communication which is performed, with a device connected to a network, by each of a first terminal and a second terminal communicating with the device; and a derivation unit that, when the change in the second terminal is determined to be being occurring in synchronization with the change in the first terminal, derives a second change time at which the change occurs in the second terminal, on the basis of a first change time at which the change occurs in the first terminal.

Abstract: A communication system includes a communication device, a plurality of servers configured to communicate with the communication device, a plurality of communication lines corresponding to a plurality of servers, and a relay server. The relay server includes a communication acquisition part configured to acquire the device identification information for identifying the communication device, the communication content information representing the communication content of the communication device, and the line identification information for identifying a plurality of communication lines respectively; and a communication information output part configured to output the communication content information and the device identification information acquired by the communication acquisition part over a communication line corresponding to the line identification information acquired by the communication acquisition part.

Abstract: A method and system for supporting roaming broadband services. The method is implemented by a computing device in a parent provider network of a user having a unique user identifier to enable the user to utilize services associated with a broadband access service contract of the user of the parent provider network in a visited location in the parent provider network or in a roaming provider network. The method includes receiving a registration request from the user, determining the unique user identifier for the user, determining services for the user based on the unique user identifier, determining whether the user is connected to a home customer premise equipment (CPE) in the parent provider network, and configuring services and resources at a local data center in the parent provider network, in response to the user being connected to the visited location in the parent provider network.

Abstract: A wireless battery management system for quickly establishing a short-range wireless network. The wireless battery management system includes a manager node storing network configuration information when operating in a first mode, and when operating in a second mode, checking one or more monitor nodes being joined in a short-range wireless network using the network configuration information to establish the short-range wireless network along with each of the checked one or more monitor nodes and one or more monitor nodes storing joining information for joining in the short-range wireless network when operating in the first mode, and when operating in the second mode, joining in the short-range wireless network on the basis of the joining information to transmit battery data to the manager node.

Abstract: A method for performance adjustment, an apparatus, a terminal, a storage medium, and an electronic device, the method includes: performing statistics on first usage information of a first terminal, to obtain usage preference information corresponding to the first usage information; adjusting the communication performance of the first terminal based on the usage preference information.

Abstract: A method for cooperative use of a wireless communication interface and a wireless charging interface, wherein the wireless charging interface supports a first searching mode and a second searching mode. The method includes: searching, by a wireless docking station, for a wireless communication device that supports the wireless communication interface; if any wireless communication device that supports the wireless communication interface has been found, searching, by the wireless docking station, for a wireless charging device according to the first searching mode; and if no wireless communication device that supports the wireless communication interface has been found, searching, by the wireless docking station, for a wireless charging device according to the second searching mode.

Abstract: A communication circuit includes a first transfer circuit that includes a first transmitter circuit, and a second transfer circuit that includes a second transmitter circuit that can transmit a signal simultaneously with the first transmitter circuit. When a difference between requested power and scheduled power is greater than a predetermined value, the second transmitter circuit is configured to change transmission power of the second transmitter circuit to adjust the difference to a value smaller than the predetermined value, the requested power being requested transmission power, the scheduled power being transmission power to be transmitted based on the requested power.

Abstract: In a measurement device 1, a reception sensitivity test control unit 18 includes test condition setting means 18b for setting a predetermined error tolerance level EL, throughput measurement means 18c for measuring a throughput related to reception capacity of the mobile terminal for each transmission and reception, output level setting means 18d for setting an output level of the test signal to be different from a previous output level according to a comparison result between a measurement result of the throughput and a predetermined threshold value set in advance, and measurement result output means 18e for continuing the transmission and reception in a case where a fluctuation range with respect to the previous output level exceeds the error tolerance level, and outputting a test result in a case where the fluctuation range with respect to the previous output level is in a range of the error tolerance level.

Abstract: A wireless communication device for a human-powered vehicle comprises a wireless communicator and a controller. The wireless communicator is configured to wirelessly transmit a connection demand signal to establish a wireless connection between the wireless communicator and an additional wireless communicator. The controller is configured to control the wireless communicator to wirelessly transmit the connection demand signal at first frequency for a first period. The controller is configured to control the wireless communicator to wirelessly transmit the connection demand signal at second frequency which is different from the first frequency after a passage of the first period.

Abstract: Disclosed is an atmospheric information network comprised of a group of low earth orbit satellite-based sensors providing global coverage of the earth, together with one or more ground-based sensor networks, together with one or more mobile sensor networks, all operating to collect near-real-time or real-time data, together with data gathering from other governmental and commercial atmospheric data sources, together with software algorithms and processes for data reduction, data analysis, correlation of information, data fusion, modeling, reporting of near-real-time or real-time atmospheric conditions of air pollution and wind, and prediction of future atmospheric conditions of air pollution and wind. Such information is presented in geospatial and infographic formats on computer or mobile device displays, or electronic billboards.

Abstract: A system for monitoring operational status and detecting faults in a satellite system is disclosed. The system may include a processor and a memory storing instructions, which when executed by the processor, cause the processor to select, from a plurality of terminals, a subset of terminals to perform system operation tests. The processor may select the subset of terminals using at least one of a semi-static pre-qualification technique and a dynamic pre-qualification technique. The processor may also perform system operation tests using the selected subset of terminals. The processor may further report results from the system operation test using the selected subset of terminals. In some examples, the processor may also determine potential system operation issues based on the results of the system operation tests, generate an alarm or notification based on the determination of potential system operation issues, and/or abort testing or delay testing to a future testing cycle.

Abstract: In response to a command from the control PC 4, the first mobile terminal test apparatus 2 compresses data of test signals including a first test signal and a second test signal which are generated and encrypted, and adds a restoration parameter to a header of the compressed data. The second mobile terminal test apparatus 3 acquires the restoration parameter-added compressed data at the second port 3a via the cable 5 from the first port 2a, and restores and encrypts the data of test signals before encryption, based on the restoration parameters. Under the control of the control PC 4, the first mobile terminal test apparatus 2 outputs the data of the first test signal to the device under test W, and the second mobile terminal test apparatus 3 outputs the data of the second test signal to the device under test W.

Abstract: A wearable data storage and transmission device and related systems that collect and store sensor data from sensors worn by a user. The device components can include a processor, battery, data storage media, NFC components, Bluetooth components, Wi-Fi components, and wired communications components. The device can remain powered down, powering up periodically to collect sensor data using low energy methods and/or in response to receiving a signal (e.g., NFC, power, Bluetooth, etc.) from an external device that causes the device to power up its components and make sensor data available to the external device. The collected sensor data may be encoded, compressed, stored, and/or exchanged in one or more structured records using various methods to improve the information storage capabilities of the device, including using the disclosed QR coding methods.

Abstract: Provided are an electronic device for determining failure of a signal path and a component, and a method for operating the electronic device according to various embodiments. The electronic device comprises: at least one connection part for connection to an external device; a first signal path including an amplifier for amplifying a signal transmitted to the outside of the electronic device; a second signal path for obtaining another signal from the outside of the electronic device; an antenna port electrically connected to the first signal path and the second signal path through a filter circuit; and a communication module, wherein the communication module may be configured to transmit a transmission signal through the first signal path to the antenna port, obtain at least a part of the transmission signal through the second signal path, and determine whether the electronic device is defective on the basis of the transmission signal and information associated with at least a part of the transmission signal.

Abstract: A method for measuring modulated radio frequency (RF) signals from a device under test (DUT) includes inputting a test RF signal to the DUT, where the test RF signal is modulated with a repetitive complex waveform and a pulsed waveform, the repetitive complex waveform including multiple RF tones with an RF tone spacing and an RF repetition period, where a pulse width of the pulsed waveform is less than the RF repetition period; acquiring an output RF signal from the DUT responsive to the input test RF signal; down converting the output RF signal to an intermediate frequency (IF) signal; sampling the IF signal using an analog to digital converter (ADC) having an ADC clock frequency; measuring ADC samples of the IF signal; and reconstructing the test RF signal modulated with the repetitive complex waveform using the measured ADC samples.