Patent classifications
H04B7/1555
Polarization Reconfigurable Apparatus, Communications Device, and Polarization Reconfiguration Method
A polarization reconfigurable apparatus, a communications device, and a polarization reconfiguration method, the apparatus including a signal generation unit, a signal adjustment unit, a digital-to-analog conversion unit, and a transmission unit that are sequentially connected. A signal transmitted by a first port in the transmission unit is orthogonal to a signal transmitted by a second port in the transmission unit. The signal generation unit is configured to generate a first signal. The signal adjustment unit is configured to determine a polarization mode of a to-be-transmitted signal, divide the first signal into two first signals, and adjust an amplitude and a phase of a 1.sup.st first signal and an amplitude and a phase of a 2.sup.nd first signal based on the determined polarization mode.
METHODS, DEVICES AND COMPUTER READABLE MEDIUM FOR COMMUNICATION MEASUREMENT
Embodiments of the disclosure provide a method, device and computer readable medium for new radio management measurement. According to embodiments of the present disclosure, the network device may transmit collocation information of component carriers to the terminal device. The terminal device may perform communication measurements based on the collocation information. In this way, the measurement effort and burden of the terminal device may be reduced while flexibility of the network deployment is stilled maintained.
MIMO communication system for vehicles
A multiple-input multiple-output (MIMO) based vehicle-mounted system may include a first plurality of antennas and a second plurality of antennas, with an antenna of the first plurality having different polarization than an antenna of the second plurality, an antenna of the first plurality and an antenna of the second plurality having antenna patterns in a different direction relative to at least another antenna of the first plurality and another antenna of the second plurality, and an antenna pattern of one antenna of the first plurality and an antenna pattern of one antenna of the second plurality being directed at least approximately parallel to the path. A corresponding MIMO-based stationary system may include at least a first plurality of antennas and a second plurality of antennas, with radiation patterns of the first and second pluralities being configured to overlap within an area between the first and second pluralities.
TIME DIVISION DUPLEX (TDD) NETWORK PROTECTION REPEATER
A technology is described for a time division duplex (TDD) repeater with network protection. The TDD repeater can comprise a first port, a second port, and one or more amplification paths coupled between the first port and the second port. The TDD repeater can comprise a signal detector configured to measure a received signal power for a downlink (DL) signal in a first set of one or more TDD DL subframes. The TDD repeater can be further configured to adjust an uplink (UL) noise power or gain of the one or more amplification paths based on the received signal power for the DL signal in the first set of the one or more TDD DL subframes.
TIME DIVISION DUPLEX (TDD) NETWORK PROTECTION REPEATER
A technology is described for a time division duplex (TDD) repeater with network protection. The TDD repeater can comprise a first port, a second port, and one or more amplification paths coupled between the first port and the second port. The TDD repeater can comprise a signal detector configured to measure a received signal power for a downlink (DL) signal in a first set of one or more TDD DL subframes. The TDD repeater can be further configured to adjust an uplink (UL) noise power or gain of the one or more amplification paths based on the received signal power for the DL signal in the first set of the one or more TDD DL subframes.
Moving cellular communication system operative in an emergency mode
A method operative in conjunction with a cellular communication network having a core element and comprising providing moving relays including base and mobile station functionality and a relay resource manager, all co-located, including providing an emergency moving relay from among the moving relays further including a simulated stationary network that includes a simulated IP connectivity gateway communicating with a simulated mobility management entity. The simulated stationary network simulates a stationary network's operation; the emergency moving relay being a root of a sub tree that includes moving relays and mobile stations, and is configured to utilize its mobile and base station functionalities and relay resource manager for operating in: (i) normal mode: emergency moving relay communicates with other relays in the network and with the stationary network; (ii) emergency mode, including, in response to an emergency event, finding new networks to connect to.
ACTIVE REPEATER DEVICE FOR OPERATIONAL MODE BASED BEAM PATTERN CHANGES FOR COMMUNICATION WITH A PLURALITY OF USER EQUIPMENT
An active repeater device includes a primary sector and at least a secondary sector communicatively coupled to the primary sector receives or transmits a first beam of input RF signals having a first beam pattern from or to a base station, respectively. The primary sector includes an baseband signal processor and a first radio head (RH) unit. The secondary sector comprises a second RH unit. The first beam pattern covers a first geographical area. Beamforming coefficients are generated to convert the first beam pattern of the first beam of input RF signals to a second beam pattern. A second beam of output RF signals in the second beam pattern is transmitted from or received by, respectively, the secondary sector to or from, respectively, a plurality of user equipment (UEs) based on the generated beamforming coefficients and the received first beam of input RF signals.
System and Method for Inter-Basic Service Set Communications
A method for multiple association includes associating with a first access point (AP) in a primary basic service set (BSS), associating with a second AP in a secondary BSS, informing the first and second APs of an inter-BSS relaying capability of a doubly-associated station, and relaying data between the first AP and the second AP.
Active repeater device for operational mode based beam pattern changes for communication with a plurality of user equipment
An active repeater device includes a primary sector and at least a secondary sector communicatively coupled to the primary sector receives or transmits a first beam of input RF signals having a first beam pattern from or to a base station, respectively. The primary sector includes an baseband signal processor and a first radio head (RH) unit. The secondary sector comprises a second RH unit. The first beam pattern covers a first geographical area. Beamforming coefficients are generated to convert the first beam pattern of the first beam of input RF signals to a second beam pattern. A second beam of output RF signals in the second beam pattern is transmitted from or received by, respectively, the secondary sector to or from, respectively, a plurality of user equipment (UEs) based on the generated beamforming coefficients and the received first beam of input RF signals.
Active repeater device shared by multiple service providers to facilitate communication with customer premises equipment
An active repeater device including a first antenna array, a controller, and one or more secondary sectors receives or transmits a first beam of input RF signals from or to, respectively, a first base station operated by a first service provider and a second beam of input RF signals from or to, respectively, a second base station operated by a second service provider. A controller assigns a first beam setting to a first group of customer premises equipment (CPEs) and a second beam setting to a second group of CPEs, based on one or more corresponding signal parameters associated with the each corresponding group of CPEs. A second antenna array of the second RH unit concurrently transmits or received a first beam of output RF signals to or from the first group of CPEs and a second beam of output RF signals to the second group of CPEs.