119 results about "Radio transmission" patented technology

An electronic device may include radios that transmit signals using antennas. Control circuitry may assign radio-frequency exposure (RFE) budgets to the radios. The control circuitry may classify and predict attributes of application data for transmission over the radios, may generate a per-radio data prediction based on the classified attributes, and may generate the RFE budgets based on the classified attributes. Each radio may transmit application data based on its data prediction and according to its RFE budget. A dynamic portion of the RFE budget may be reserved for control signaling. RFE planning in this way may ensure that the device optimally utilizes its RFE budget, increasing overall RFE during some time periods so sufficient transmit power is available, and ensuring that RFE is distributed across the radios depending on the amount and criticality of the data to be transmitted by each radio.

A wireless terminal comprises receiver circuitry, processor circuitry, and transmitter circuitry. The receiver circuitry is configured to receive radio transmissions in one or more subbands in a serving cell. The processor circuitry is configured to generate wireless terminal selective receptivity information. The wireless terminal selective receptivity information indicates whether the wireless terminal has a capability to configure the receiver circuitry for controlling in which of the subbands the receiver circuitry receives transmissions. The transmitter circuitry is configured to transmit the wireless terminal selective receptivity information to the serving cell.

The invention discloses an adaptive channel estimation method based on deep learning, and belongs to the technical field of radio transmission. Comprising the following steps of: 1, calculating by using an LS channel estimation algorithm in a self-adaptive channel estimation network to obtain an LS channel estimation calculation result HLS; and 2, inputting the LS channel estimation calculation result HLS obtained in the step 1 into a deep learning network, and constructing an adaptive channel estimation model based on deep learning. According to the method, useful features can be effectively extracted from signals in a complex mine environment, and an estimation strategy is adjusted in a targeted mode according to environment changes. The method has the technical characteristics that the high efficiency of a traditional least square method is reserved, and the powerful function of deep learning is introduced. Through the combination, a more reliable and adaptive channel estimation solution is provided for wireless communication in a mine. The problems that a traditional channel estimation model cannot directly adapt to the mine environment, and the accuracy and robustness of channel estimation are poor are solved.

The application discloses a kind of real-time short-range near-ground radio transmission loss modeling method and system, it is related to wireless communication technical field, its technical solution main point is: constructing electromagnetic environment perception system, electromagnetic environment perception system includes transmitting antenna unit, receiving antenna unit, environment perception sensor group and data aggregation unit;Under controlled environmental conditions, the reference data of radio transmission loss is collected by electromagnetic environment perception system, wherein controlled environmental conditions include systematically changing the geometric relationship parameters between transmitting antenna and receiving antenna and transmitting signal frequency;Under variable environmental conditions, radio transmission loss data and corresponding environmental information are collected by electromagnetic environment perception system for expansion;Based on the fusion dataset, a data-driven model is used for training to generate a radio transmission loss evaluation model.The application realizes millisecond-level real-time evaluation of near-ground radio transmission loss within 1000m, with low evaluation error.

Provided is a radio communication device capable of reducing interference, caused by non-SR transmission, with a basic service set (BSS) performing spatial reuse (SR) transmission. An SR transmission resource control unit (107) of the radio communication device (SR initiator) (100) determines transmission resources for an SR signal to be transmitted by means of SR to a second BSS other than a first BSS to which the radio communication device (100) belongs on the basis of radio quality information transmitted from other radio communication devices (SR responders) in the first BSS. A radio transmission / reception unit (101) transmits the SR signal by using the determined transmission resources.

To provide an energization checker capable of checking energization of an electric path even if the electric path is formed of a single wire.SOLUTION: A master unit 2 connected to one end of one electric wire L to be inspected and configured to output a signal, and a slave unit 3 connected to the other end of the electric wire L and configured to receive the signal, the master unit 2 including a signal generation unit 21 and a signal output unit 22 configured to generate a signal and output the signal to the electric wire L, a wireless reception unit 23 configured to receive a wireless signal transmitted from the slave unit 3, a determination unit 24 configured to determine connection of the electric wire L based on reception information, and a display unit 25 configured to notify a determination result; This device is provided with a signal arithmetic part 32 for discriminating an acquired signal and a radio transmission part 33 for transmitting the discriminated result to a master unit 2 by radio, and the ground parts of both are connected through the case body of electric equipment where an electric wire L to be inspected is arranged or connected by a separate electric wire so that the ground potentials of both can be matched.SELECTED DRAWING: Figure 1

The utility model relates to the technical field of pressure detection, and discloses a hydraulic engineering pressure detection device. The hydraulic engineering pressure detection device comprises a protective shell, a protective cover, a water pipe, fan blades, a detection processor and a display meter, the protective cover is rotatably arranged on the upper portion of the protective shell, the water pipe is arranged on the protective shell, the detection processor is installed in the protective shell, the fan blades are arranged on the detection processor, and the display meter is arranged on the protective shell. The fan blades rotate in the water pipe, a display meter is arranged at the top of the detection processor, the wireless transmission device is arranged in the protection shell and electrically connected with the detection processor, the interface is formed in the wireless transmission device, and the connecting wire is connected to the wireless transmission device. And data detected by the detection processor can be transmitted to remote monitoring equipment through the radio transmitter, so that automatic transmission of the data is realized, and manual field acquisition is not needed.

Embodiments of the present disclosure relate to handover in non-terrestrial networks (NTNs) with radio frequency (RF) repeater assistance. A method is provided that includes performing a handover of one or more user equipments (UEs) and at least one RF repeater serving the UEs from a source node to a target node. The method includes receiving, at the target node, assistance information related to the handover of the UE(s) or the RF repeater(s). The method includes making a determination, based on the assistance information, regarding: use of the RF repeater(s) to serve the UE(s), and at least one beam of the RF repeater(s) to serve each of the at least one UE. And based on the determination, the method includes providing, by the target node, radio access services to the UE(s), with the RF repeater(s) used to serve the UE(s) at least one UE for radio transmissions from / to the target node.

New Radio (NR) transmission opportunity (TxOP) structures with flexible starting points for wireless communications are disclosed. When performing a typical listen-before-talk (LBT) procedure, a transmitting node will not know in advance when the LBT will pass, and thus, when a data transmission can begin. NR systems can include a mini-slot design to accommodate transmission units that are less than a slot. Aspects of the disclosure provide for flexibly increasing the number of potential starting transmission boundaries depending on when an LBT pass is detected. Alternative aspects of the disclosure use a mini-slot based design, a floating slot based design, or a puncturing based design with code block group (CBG) level retransmission mechanisms to determine potential starting transmission points.

The utility model relates to radio transmission technical field discloses a kind of ultrashort wave communication relay devices, including shell, the top of the shell is equipped with heat dissipation hole, the outside front side of the shell is provided with docking mechanism, the inside of the shell is provided with protection mechanism, the docking mechanism includes locating plate, the outside left and right sides of the locating plate are fixedly connected with block, the inside of the block is equipped with connecting assembly, the outside right side of the connecting assembly is fixedly connected with connecting end, the outside right side of the connecting end is fixedly connected with connecting block, the outside right side of the connecting block is fixedly connected with connecting line, the outside left side of the connecting line is fixedly connected with interphone.In the utility model, the locating plate can be moved by shell, so that the interphone is moved by connecting line, the use convenience and flexibility are improved, and the safety and reliability are also significantly enhanced.

The invention relates to a kit for preparing and / or using beverages, comprising a vessel (1) containing a drinking liquid, at least one capsule (2) to be inserted into the vessel (1), and a handling element (3) for moving and positioning the at least one capsule (2) inserted into the vessel (1). Movement of the at least one capsule (2) effected by a user with the aid of the handling element (3) is mediated between the capsule and the handling element (3) by a magnetic force penetrating the vessel wall.The handling element (3) has at least one electronic functional unit and at least one radio transmission unit (4) connected to it for data exchange with computer equipment, which is at least designed and equipped to receive control data from a computer equipment for the execution of a function provided by the at least one electronic functional unit and / or to send data acquired by means of it to a computer equipment for the vessel (1), the capsule (2) or the drinking liquid.

A system for testing a radio transmitter includes multiple unmanned aerial vehicles (UAVs). The multiple UAVs are deployed in the environment surrounding the radio transmitter, enabling simultaneous measurement of the signal emitted by the radio transmitter at multiple points in a variety of configurations. In some implementations, one of the UAVs can be configured as a control unit that facilitates communication between the radio transmitter and the remaining UAVs. In this manner, measurements can be transmitted from the UAVs to the transmitter in real-time. These measurements can then be used as feedback to quickly adjust the radio transmission or reception or to update the flight pattern of the UAVs.

The present application relates to the field of radio transmission technology, in particular to a kind of electric bicycle adaptive wireless charging receiving end rectification method, when transmitting end has electric bicycle wireless charging receiver, communication connection is established between transmitting end and electric bicycle wireless charging receiver, after identity authentication succeeds, transmitting end carries out verification and matching, when confirming that wireless charging receiving end is safe charging equipment, electric bicycle wireless charging receiver is started and electric car is charged, while control circuit detects the operating parameter of rectification main circuit in real time, if no abnormal operation of rectification main circuit is found, control circuit judges the charging voltage and current level required by electric bicycle, and rectification main circuit converts the received alternating current into corresponding direct current according to the adjustment of control circuit, and transmits to electric bicycle battery, by this way, the battery voltage level of different types of electric bicycles can be compatible, and self-identification and adaptive charging are realized.

One aspect of the disclosure provides a method for estimating a radio channel between a base station and a wireless device. The base station includes an antenna system which is configurable to utilize beam space processing for receiving radio transmissions. The method includes: using the antenna system to detect wireless energy from the wireless device in a plurality of beam directions; obtaining historical data relating to a likelihood that wireless energy in the plurality of beam directions contains channel information; selecting a subset of the plurality of beam directions based on the detected wireless energy and the historical data; and processing wireless energy detected in the subset of beam directions to estimate a channel between the base station and the wireless device.

A system is provided for transmitting accurate geospatial position and time using radio transmission without the use of satellite signals. The positioning and timing system uses uncorrelated standard radio broadcast signals. These radio broadcast signals are transmitted from known locations defined by latitude and longitude at assigned frequencies, respectively, and transmit modulated or unmodulated carrier signals, respectively. A reference unit at a known fixed location receives the nearby standard broadcast signal, samples the frequency and content values ​​of the signal, broadcasts the measured frequency and content data approximately simultaneously with a time mark representing the measurement time, and further broadcasts its location in latitude and longitude. A mobile unit at an unknown location to be desired receives the nearby standard broadcast signal, measures the arrival time of the broadcast, and records the time of the measurement.

A system for measuring the temperature inside a rubber compound of a tire (20) when it is running, comprises at least one sensor (10) fitted with a microprocessor, radio transmission means, a temperature measuring probe, and power supply means such that: the sensor (10) is inserted in an area of the tire (20) originating from a manufacturing process, the area being identified on the basis of predefined selection criteria; the sensor (10) is embedded in a hermetically sealed volume formed inside a rubber compound of the tire (20) originating from a manufacturing process; and the system comprises means for keeping the sensor in a fixed position while the tire (20) is running.

Apparatuses and methods for transmission mode adaptation in New Radio (NR) with AI / ML assistance. A base station includes a transceiver configured to receive a set of input metrics. The set of input metrics comprises at least one metric derived from a channel state information (CSI) report. The base station further includes a processor operably coupled to the transceiver, the processor configured to determine, based on the set of input metrics, a first multiple-input multiple-output (MIMO) mode throughput prediction and a second MIMO mode throughput prediction, generate, based on the first MIMO mode throughput prediction, a predicted first MIMO mode throughput result, generate, based on the second MIMO mode throughput prediction, a predicted second MIMO mode throughput result, and select a MIMO mode based on the predicted first MIMO mode throughput result and the predicted second MIMO mode throughput result.

The invention discloses a planar underwater vehicle wireless electric energy transmission system with omnidirectional anti-offset capability and high electromagnetic safety, which comprises an electric energy transmitting end magnetic coupler consisting of two planar transmitting coils and two stepped transmitting coils, the rectangular receiving coil is matched with the H-shaped base in structure, and the cross-shaped solenoid receiving coil is provided with a ferrite core. The stepped transmitting coil generates a uniform magnetic field to improve the stability of the space magnetic field; and the plane transmitting coil is wound in opposite directions and is connected in series with the plane transmitting coil for regulating and controlling the magnetic flux direction, reducing the magnetic field intensity at the height of the aircraft electronic equipment and improving the electromagnetic safety. The receiving end double-coil structure can pick up magnetic flux in the vertical direction and the horizontal direction at the same time, the multi-dimensional offset capacity is remarkably enhanced, and efficient electric energy transmission is achieved. The method effectively solves the problems of unstable energy transfer and electromagnetic interference caused by coil offset under ocean current disturbance, and is suitable for wireless charging application of the unmanned underwater vehicle in a complex ocean environment.

Embodiments of the present disclosure provide for improved data transmission and tracking of data transmitted utilizing wireless networks. Wirelessly transmitted enhanced signal waves, such as enhanced radio signal waves, are commonly transmitted within a particular defined or target geographic area. Data associated with particular content embodied by particular enhanced signal waves may be transmitted and received by a specially configured signal processor, such that the specially configured signal processor may extract such additional data and cause outputting of such additional data via a separate, connected device. In the example context of radio transmissions, embodiments provide for receiving an enhanced radio transmission signal including radio transmission content and enhanced external display data, such embodiments extracting the enhanced external display data and forwarding the enhanced external display data to a deliverables connected client device to cause rendering, via the deliverables connected client device, of a deliverables display interface based at least in part on the enhanced external display data.

The present application provides a method, device and equipment for determining the health degree and task reachability of a radio transmitter, and relates to the technical field of radio transmission.The present application can first mine data with higher occurrence frequency in historical monitoring data of a target transmitter, and then mine main data dimensions with higher correlation degree.Determine evaluation indexes in the mined main data dimensions, and determine the performance score of the target transmitter.Using historical data to drive index generation, quantifying correlation probability through frequent item set, and avoiding subjective differences in personnel experience.Using the correlation degree between data dimensions, mining potential impact indexes, and improving the comprehensive coverage of evaluation.The present application combines historical data mining and analytic hierarchy process to dynamically generate evaluation indexes and weights, and improves the accuracy of determining the health degree and task reachability of a radio transmitter.

The invention discloses a mine self-adaptive multimode signal detection method based on dual-drive cooperation, and belongs to the technical field of radio transmission. Comprising the following steps: step 1, environment sensing and signal preprocessing in a mine are carried out; 2, performing parallel processing on the data by utilizing a physical driving branch and a data driving branch; step 3, carrying out adaptive weighted fusion on features output by the physical driving branch and the data driving branch; and step 4, a detection output module is utilized to complete signal detection judgment on the fused features, and a decoded bit stream is output. According to the method, a unified parallel processing and fusion framework is adopted, so that system redundancy is greatly reduced, and meanwhile, the problem of communication interruption caused by module switching is eliminated; and the optimal balance of the efficiency is realized in a resource-limited edge scene. The problems that in a traditional method, a static physical model and a pure data driving model are limited in a split mode, and physical rule modeling, data learning generalization and dynamic environment response are deeply mismatched are solved.

A method for mapping a surface using signals transmitted from a single transmitter comprises: receiving signals transmitted from the single transmitter, where each signal has a different propagation path; determining a motion of an antenna of the receiver; generating phasor sequences, where each phasor sequence represents a hypothesis based on antenna motion and a direction of arrival estimate for each received signal; compensating the received signals, local signals, or correlation results from correlating the received signals with the local signals using the phasor sequences based on the hypotheses to generate compensated correlation results; determining a preferred hypothesis in the hypotheses for each received signal that optimizes each correlation result; identifying a direction of arrival for each received signal using the determined hypothesis; determining a point of reflection from the direction of arrival of each received signal; and combining the points of reflection into one or more reflective surfaces.

Communication device (11) for radio transmission of communication data (12), with - an antenna (16) for transmitting and / or receiving electromagnetic radio waves (17, 18) representing the communication data (12), and - a front end unit (20) electrically connected to the antenna (16) for amplifying and / or mixing an analog electrical antenna signal (19) containing the communication data (12), and - a processor unit (26) which is configured to generate and / or receive the communication data (12) and / or to exchange it with a digital communication network, wherein - the processor unit (26) is connected to the front end unit (20) via a signal cable (27), characterized in that at the front end unit side of the signal cable (27) a digital transmission circuit (29) for MIPI A-Phy signal transmission of sensor data is provided and an analog signal terminal (30) of the digital transmission circuit (29) is connected to the front end unit (20) and a digital signal terminal (31) of the digital transmission circuit (29) is connected to the signal cable (27) and the front end unit (20) and the processor unit (26) are coupled to each other by means of a digital signal transmission based on the digital transmission circuit (29) and the processor unit (26) is configured to mix the digital signal (28) by means of a digital mixer (32) for sending out of a baseband and / or for receiving into the baseband.

A radio transmission device according to an embodiment of the present disclosure may comprise: a radio frequency (RF) transmission interface for performing radio communication with a radio reception device; and a processor for determining a radio connection state between the radio transmission device and the radio reception device, and transmitting, to the radio reception device via the RF transmission interface, an afterimage compensation execution command for an afterimage compensation operation of a display when the radio connection state is determined to be a normal connection state and a display usage time of the radio reception device exceeds a preset time.

Radio receiver for a radio transmission system (100, 110, 120, 130), wherein a message (101) either (a) is sent as a whole data packet (102) in the radio transmission system (100) without forward error correction, or (b) is sent in the radio transmission system (110) as a data packet (103) divided into sub-data packets (103_1-103_n), wherein the sub-data packets (103_1-103_n) are sent sequentially and are individually decodable or (c) is sent in the radio transmission system (120) as a data packet (104) divided into partial data packets (104_1, 104_n), wherein the partial data packets (104_1, 104_n) are sent one after the other, or (d) is transmitted in the radio transmission system (130) as a data packet (106) using a chirp spreading spectrum, wherein the radio receiver has the following features: an independent power supply in the form of a battery (204, 304) or a photovoltaic arrangement (305), and a first antenna (201, 301) for receiving radio signals from a radio transmitter of the radio transmission system (100) and a second antenna (202, 302) for receiving the radio signals from the radio transmitter of the radio transmission system (100), wherein the first (201, 301) and second antenna (202, 302) are provided for receiving a uniform type of radio signal, wherein the radio receiver adjusts its reception range to the first antenna (201, 301) or second antenna (202, 302) depending on the reception of the radio signals from the radio transmitter.

The present invention relates to a method and device for managing the coexistence of a first and a second radio module transmitting and / or receiving signals in frequency bands, the first and second radio modules being arranged in the same housing, the housing comprising an antenna associated with the first radio module and an antenna associated with the second radio module. According to the invention, one: - checks (E42) whether an antenna external to the housing is connected to the second radio module, - prohibits (E43) radio transmission by the second radio module in a portion of the frequency bands if an antenna external to the housing is not connected to the second radio module, - allows (E45) radio transmission by the second radio module in all the frequency bands of the second radio module if an antenna external to the housing is connected to the second radio module.

The invention relates to the field of radio transmission, and discloses a Ku-frequency-band communication-in-moving satellite antenna beam control method and a Ku-frequency-band communication-in-moving satellite antenna beam control system. The method comprises the following steps: acquiring a carrier attitude angle and a satellite orbit parameter, calculating an initial beam vector, and establishing a nonlinear coupling model to generate an inclination angle candidate set; the inclination angle set is optimized, the earth curvature and the atmospheric refraction model are fused, and antenna array element amplitude difference distribution is obtained; fusing the power feedback update dip angle set to determine an optimized dip angle, generating a final beam adjustment parameter, and evaluating a link state; extracting an azimuth angle and a pitch angle, calculating an adjustment value, and generating polarization control information and an instruction sequence to update a beam vector; fitting synchronous deviation correction amplitude distribution, and optimizing a nonlinear coupling model to determine a final polarization parameter; and fusing power feedback data and polarization parameters to calculate a fluctuation rate, and comprehensively evaluating a beam stability state. According to the invention, through multi-model fusion and dynamic optimization, the problems of beam pointing lag and link instability are solved, and the stability and accuracy of communication are improved.

Digital communication techniques and devices to implement them are described. By removing resonance hysteresis from the transmitter and receiver, and by accelerating electrons with direct current pulses in a non-resonant antenna, short photon time length pulses are transmitted and received. This allows single wave cycle control of the carrier used in radio transmissions.

To provide a bidirectional amplifier circuit suitable for a radio transmission / reception circuit.SOLUTION: A bi-directional amplifier circuit 10 includes a plurality of amplifier circuits 11 each having a field-effect transistor 12 having a gate to which a bias voltage is applied, a first choke inductor 13 connected to a first input / output terminal T1 of the field-effect transistor 12, and a second choke inductor 14 connected to a second input / output terminal T2 of the field-effect transistor 12. A first mode in which a first input / output terminal T1 of one amplifier circuit 11 and a second input / output terminal T2 of another amplifier circuit 11 are connected to each other via a DC cut-off circuit 15 and a power source voltage and a ground potential are applied to a first choke inductor 13 and a second choke inductor 14 of the plurality of amplifier circuits 11, respectively, and a second mode in which the ground potential and the power source voltage are applied to the first choke inductor 13 and the second choke inductor 14, respectively, are switched so that the input / output direction can be reversed.SELECTED DRAWING: Figure 1

According to an aspect, there is provided a computer- implemented method comprising the following Initially, number of terminal devices per cell for one or more cells is monitored. In response to detecting that the number of terminal devices within a cell is larger than a pre-defined threshold for a pre-defined amount of time, the following is performed. One or more neighboring cells of the cell are detected. One or more first terminal devices operating in any non-mission-critical operating mode in the cell or its neighboring cells are determined. A first set of values for radio transmission power control parameters for the one or more first terminal devices is determined. The first set of values is associated with lower terminal device transmit power compared to current default values. Configuration of the one or more first terminal devices to use the first set of values is caused.