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Patent Searching and Data


Matches 301 - 350 out of 20,164

Document Document Title
WO/2018/030948A1
An example method for testing a base station that supports multi-carrier transmission using multiple transceiver units comprises transmitting an interfering test signal in one or more transmit bands for the base station apparatus, using ...  
WO/2018/031189A1
According to aspects, a BS may determine presence of a narrow GB or lack of a GB to separate a first RB used for DL transmission from the BS to a first UE and a second RB used for DL transmission from the BS to a second UE. In response t...  
WO/2018/026521A1
A method (600) for identifying an interfering transmitter (110) in a network (10, 10a, 10b) is disclosed. The method includes receiving an interference indication (204) indicating interference between transmitters in the network. The met...  
WO/2018/023928A1
The invention discloses a test system and method for use in an OTA performance test of an active base station antenna or a base station system. The system comprises a software carrier, a probe array device, a probe control device, a sign...  
WO/2018/023214A1
A method and device for calibrating an antenna array, the method comprising: calculating, when a first target antenna of an antenna array transmits a signal and a second target antenna receives the signal, calibration compensation values...  
WO/2018/026074A1
Disclosed is a method comprising the steps of: measuring, by a mobile terminal, a signal strength of an advertising packet broadcasted by an image forming apparatus; determining whether the measured signal strength is continuously reduce...  
WO/2018/026404A3
A crystal-free radio includes an antenna; a receiver configured to communicate with the antenna; a local radio frequency (RF) oscillator configured to communicate with the receiver; and a clock circuit configured to communicate with the ...  
WO/2018/026159A1
The present invention relates to a method for predicting a signal quality in a wireless network and a device for performing the method, and disclosed is a method for signal quality prediction in a wireless network, comprising the steps o...  
WO/2018/026230A1
A channel state reporting method based on a channel state information-reference signal (CSI-RS) in a wireless communication system, according to one embodiment of the present invention, comprises the steps of: receiving a CSI-RS-related ...  
WO/2018/020405A1
A method for improving signal to noise ratio in an uplink transmission. The method includes determining a plurality of combinations of "N" possible users to be selected among "X" users that are transmitting signals to a base station comp...  
WO/2018/021865A1
Disclosed are a method for reporting channel state information by a terminal and, a device for supporting the same. More particularly, disclosed are a method in which a base station transmits a signal by means of a plurality of analog be...  
WO/2018/019112A1
A wireless detection device comprises: a sensor; a signal processing module, connected to the sensor and receiving a first sensor signal of the sensor; a microprocessor, connected to the signal processing module and receiving the first s...  
WO/2018/022140A1
Systems and method for improving operation of a radio frequency system are provided. One embodiment provides a radio frequency system that includes an amplifier device with a first data path and a second data path. Additionally, the radi...  
WO/2018/021881A1
Disclosed are a communication method for merging, with an IoT technology, a 5G communication system for supporting a data transmission rate higher than that of a 4G system, and a system therefor. The present disclosure can be applied to ...  
WO/2018/021815A1
A channel state reporting method on the basis of an aperiodic channel state information-reference signal (CSI-RS) in a wireless communication system according to an embodiment of the present invention may comprise the steps of: receiving...  
WO/2018/021788A1
The present invention relates to a vehicle communication apparatus, comprising: a plurality of remote units (RUs) for transmitting signals to and receiving signals from a mobile communication network; and a central unit (CU) for providin...  
WO/2018/018515A1
The invention provides a communication method, a cable modem terminal system (CMTS), and a cable modem (CM). The communication method comprises: a CMTS sends, in a first time interval, and using an effective carrier in the first frequenc...  
WO/2018/021733A1
Various examples of the present invention relate to a device and a method for improving wireless communication performance in an electronic device. The electronic device comprises multiple antennas, a communication circuit connected to t...  
WO/2018/014967A1
The present invention refers to a method for obtaining uplink calibration values in a terminal of a wireless communication system in order to enable a Base Station, BS, having a number of antennas to determine a respective hardware chain...  
WO/2018/014631A1
The invention relates to the field of signal processing, and particularly to method and apparatus for determining a peak power, a peak-to-average power ratio. The method for determining the peak power comprises: obtaining a sampling powe...  
WO/2018/014963A1
The present invention relates to an estimator (100) comprising a processor (102) configured to obtain a received communication signal (y) comprising a control channel symbol (s) transmitted on a plurality of resource elements (RE1, RE2,....  
WO/2018/016919A1
Disclosed are a method whereby a terminal measures radio resource management (RRM) in a wireless communication system, in which multiple analogue beams are applied, and devices for supporting same. Disclosed more particularly are: a meth...  
WO/2018/014654A1
The invention provides an antenna transceiver and a communication system having the antenna transceiver. The antenna transceiver comprises: a first shell; a second shell, wherein the first shell covers the second shell, and a slide switc...  
WO/2018/014223A1
A radio frequency performance test method and apparatus, and a user terminal. The method is applied to a user terminal. The user terminal comprises a first modem and a second modem, wherein the first modem is connected to a first antenna...  
WO/2018/014505A1
Disclosed is a probe calibration scheme for an MIMO testing system. Beginning with the Friis transmission formula of an antenna, the calibration method provided in the present invention determines the system consumption of a signal at a ...  
WO/2018/014409A1
Disclosed are a data-packet preamble sequence and a method for processing a packet header, comprising the following steps: the sync field of the preamble sequence uses a fixed-mode bit sequence in place of a scrambled pseudo-random bit s...  
WO/2018/013238A1
Beamforming in time division duplex (TDD) multiple input, multiple output (MEVIO) systems is discussed involving user equipments (UEs) having asymmetric antenna configurations. Aspects of the present disclosure use different combinations...  
WO/2018/010242A1
A monitoring system based on terahertz communication, the monitoring system comprising cameras (10), access switches (20), aggregation switches (30) and a core switch (40); each of a plurality of cameras (10) is correspondingly connected...  
WO/2018/010761A1
The embodiments herein relate to a method performed by a testing device (101) for enabling testing of a communication node (103). The testing device (101) measures a test parameter associated with RF characteristics of the communication ...  
WO/2018/013919A1
The disclosure provides systems and methods for interference reduction in wireless communications. The method can include receiving a composite signal having multiple overlapping constituent signals and a noise floor. The noise floor can...  
WO/2018/009227A1
Various embodiments to enable Spectrum Access System (SAS) controlled interference management are disclosed herein. In one embodiment, an apparatus is provided. The apparatus includes a memory to store network configuration data and a pr...  
WO/2018/009106A1
In a method for calibrating at least two cross coupled antenna element groups in an antenna array, calibrating (S1) the antenna elements within each group of antenna elements. Further, in a respective calibration transceiver in each grou...  
WO/2018/006636A1
An uplink antenna selection method and device. The method comprises: when an open loop antenna selection mode is started, reading a current sub-frame of a downlink antenna; when the current sub-frame is a channel state information measur...  
WO/2018/004411A1
There is provided mechanisms for over the air testing of a radio communications device. A method is performed by a signal generator. The method comprises generating a respective test signal for each of a plurality of receiver units of th...  
WO/2018/000670A1
A device for detecting a local oscillation signal, comprising: a transmission link, configured to acquire a first signal, upconvert the first signal according to a local oscillation signal generated by a local oscillator to obtain a seco...  
WO/2018/004899A1
A directional coupler disclosed herein may include a main line provided on a substrate, the main line having a first end connected to an input port and a second end connected to an output port. The coupler may include a coupled line disp...  
WO/2018/004401A1
A radio communication transmitter and a method performed thereby for performing a transmission to a radio communication receiver over a first channel are provided. The radio communication transmitter and the radio communication receiver ...  
WO/2018/004910A1
An apparatus of a user equipment (UE) to perform tuning of a tunable antenna may comprise baseband circuitry and radio frequency (RF) circuitry. The baseband circuitry may determine an indication of throughput performance of a tunable an...  
WO/2018/004824A1
Method for testing implicit beamforming operation of a radio frequency (RF) data packet signal transceiver device under test (DUT), including transmitting to the DUT combinations of a multidirectional (e.g., legacy) RF test signal and at...  
WO/2018/003912A1
Provided is a technology for simultaneously monitoring a plurality of relay devices. A relay device 1 comprises a superimposing unit 2 and a monitor unit 3. The relay device 1 is interposed on an optical transmission path between optical...  
WO/2018/005555A1
A calibration architecture that enables accurate calibration of radio frequency (RF) integrated circuits (ICs) chips used in transceiver RF systems in a relatively simple testing environment. Embodiments of the invention include one or m...  
WO/2018/001452A1
There is provided a method comprising determining that a time period associated with measurement requirements for performing reference signal measurements exceeds a threshold, such that the measurement requirements are not satisfied and ...  
WO/2018/001326A1
A method and a device for acquiring fault information. The method is applicable to a server, and comprises: when monitoring that an optical transport network (OTN) service issues an alarm, acquiring a first alarm code of a first alarm an...  
WO/2017/222701A1
Systems and methods for providing indications about the TX RF non-linear impairments are disclosed. In accordance with some implementations, a first device (UE or base station) estimates EVM indications for the signal and determines if t...  
WO/2017/220427A1
A method, device and computer program for generating wireless signals for testing a network node for transmitting Narrow Band Internet of Things signals, for compliance with predetermined criteria, the network node being configured to su...  
WO/2017/223015A1
A "Skip-Correlator" ensures carrier sensing symmetry between wireless devices of arbitrary transmission power levels, thereby enabling fair sharing of available spectrum of a wireless channel between the wireless devices. In various impl...  
WO/2017/219965A1
Provided are a method and system for processing a frequency shift of a television signal. The system comprises: a mixer circuit of a tuner; a frequency discriminating circuit; a filter circuit; a voltage-controlled oscillator circuit; an...  
WO/2017/220157A1
The present invention relates to an estimation device (100) comprising a processor (102) configured to obtain a communication signal (y) comprising a plurality of resource elements (REs), the communication signal (y) carrying at least on...  
WO/2017/222269A1
The present invention relates to a wireless charging device including a communication signal compensator. The wireless charging device may comprise: a wireless charging unit for transmitting wireless power to a communication device; a pl...  
WO/2017/223201A1
Technology for a user equipment (UE) operable to perform interference measurements in a massive multiple-input multiple-output (MIMO) system is disclosed. The UE can decode downlink control information (DCI) received from a base station,...  

Matches 301 - 350 out of 20,164