1072 results about "Wireless transmitter" patented technology

An apparatus in one embodiment comprises at least one wearable device, with the at least one wearable device comprising at least one of a transmitter and a receiver of a wireless transmitter-receiver pair. The transmitter of the wireless transmitter-receiver pair transmits an acoustic signal, and the receiver of the wireless transmitter-receiver pair receives the acoustic signal. The received acoustic signal is processed utilizing a machine learning system to detect at least one characteristic of a user of the at least one wearable device. In some embodiments, a given wearable device comprises at least first and second wireless transmitter-receiver pairs, with the transmitter of each of the first and second wireless transmitter-receiver pairs transmitting an acoustic signal having a different carrier frequency. In such embodiments, a multi-channel echo profile may be generated using the multiple acoustic signals and classified by the machine learning system to detect the at least one characteristic.

A laser level assembly includes a mounting bracket and a laser level on the mounting bracket. The mounting bracket includes a base part and a back cap. The laser level includes a laser generator, the laser level projects at least one of a horizontal line, a vertical line or a laser spot. The laser level also includes a battery pack receptacle configured to selectively receive a removable battery pack, a wireless transmitter, a circuit board in the mounting bracket, and a secondary power device on the circuit board. The removable battery pack is configured to power the at least one laser generator. The secondary power device is configured to selectively power the wireless transmitter.

Device, system, and method of autonomous driving and tele-operated vehicles. A vehicular Artificial Intelligence (AI) unit, is configured: to receive inputs from a plurality of vehicular sensors of a vehicle; to locally process within the vehicle at least a first portion of the inputs; to wirelessly transmit via a vehicular wireless transmitter at least a second portion of the inputs to a remote tele-driving processor located externally to the vehicle; to wirelessly receive via a vehicular wireless receiver from the remote tele-driving processor, a remotely-computed processing result that is received from a remote Artificial Intelligence (AI) unit; and to implement a vehicular operating command based on the remotely-computed processing result, via an autonomous driving unit of the vehicle or via a tele-driving unit of the vehicle.

A method is provided for positioning of a device within an environment. The device may access a positioning model stored on the device, wherein the positioning model is based on training of positioning in the environment and represents characteristics of wireless signals in an area in which the device is located. The device may acquire sensor data by one or more sensors of the device, wherein the sensor data comprises position-dependent measurements for one or more positions of the device, wherein each position-dependent measurement relates to a wireless signal transmitted between the device and a radio transmitter arranged in the environment. The device may determine a location of the device within the environment based on inputting of the sensor data to the positioning model.

Embodiments herein relate to a vehicle immobilization system is having a detection unit operable to detect a level of an intoxicant in a user, a control system to receive a signal from the detection unit indicating a level of intoxicant in the user, and a wireless transmitter configured to transmit signals. The system further includes a wireless relay system configured to be disposed in an engine compartment of the vehicle and having a wireless receiver configured to receive the signals from the wireless transmitter. Other embodiments are also included herein.

Wireless HDMI Transmitter and Receiver

The invention relates to a slope remote monitoring system, and relates to the technical field of slope monitoring, the slope remote monitoring system comprises a monitor, a transmitter and a data management platform, the monitor is installed on a slope and monitors the state of the slope, the monitor comprises a vibrating wire osmometer, and the vibrating wire osmometer comprises a low temperature adjusting assembly; the transmitter is connected with the monitor and is used for receiving and transmitting data monitored by the monitor; and the data management platform is in communication connection with the transmitter through 5G, GPRS, NB-loT, Lora or Beidou GNSS, and is used for receiving the data of the wireless transmitter and performing real-time updating and statistics. The method and the device have the effect that the monitoring result is more accurate.

Methods and apparatus for sharing digital-to-analog (DAC) converters in a reconfigurable DAC circuit to support two or more transmit chains of a wireless transmitter configured for different radio access technologies (RATs) and / or different transmitter architectures. One example DAC circuit generally includes at least four DACs and a plurality of switches coupled to outputs of the at least four DACs such that the DAC circuit is configured as a multi-channel DAC circuit with at least four channels for a first set of one or more frequency bands and as an interleaved DAC circuit with at least two channels for a second set of one or more frequency bands different from the first set of frequency bands.

A toy or educational system comprises a plurality of wireless elements and a group token. A first one of the wireless elements comprises a wireless transmitter, and a second one of the wireless elements comprises a wireless receiver. Each of the first and second wireless elements further comprises a reader adapted to obtain group configuration data stored on the group token. Upon obtaining group configuration data from the group token, the first wireless element is configured to set a respective group identifier to a common group identifier. Upon obtaining group configuration data from the group token, the second wireless element is configured to set a group identifier of the second wireless element to the common group identifier, and to select received data messages that include the common group identifier. Thereby, the first and second wireless elements are grouped in a broadcast group.

This disclosure is directed to a transmitter including a phase locked loop (PLL), a modulator, and a power amplifier (PA). A controller including programmable and / or hardened logic circuitry may be coupled to the PLL and the modulator. The controller may provide encoded signals based on quadrature phase shift keying (QPSK) scheme for transmission by the transmitter. In particular, the controller may provide multiple bursts of pulses indicative of data packets to the modulator. Moreover, the controller may provide instructions indicative of generating clock signals with in-phase and quadrature phases to the PLL. The PLL may generate clock signals corresponding to the in-phase and quadrature phases. As such, the transmitter may generate in-phase and quadrature output signals based on receiving each burst of pulses with either in-phase or quadrature phases.

The invention relates to the technical field of joint robot calibration, in particular to a robot motion indication light spot position rapid acquisition device based on four PSDs, and aims to solve the problem that in an existing joint robot calibration device based on the PSDs, it is difficult to adjust a robot to be aligned to the central points of the PSDs. The second PSD is fixed above the first laser reflection structure, the third PSD is fixed below the second laser reflection structure, and the fourth PSD is fixed above the second laser reflection structure. The first laser reflection structure and the second laser reflection structure are fixed to the reference plate, the reference plate is connected with the lower shell through bolts, a power source, a signal processor and a wireless transmitter are fixed in the lower shell, the signal processor and the wireless transmitter are connected with the power source, and the wireless transmitter and the wireless data transmission radio station conduct transmission through wireless communication. And the wireless data radio station is connected with the upper computer. The problem that laser ray constraint must be aligned with the center of the PSD for repeated adjustment is solved, the operation difficulty is reduced, and the calibration efficiency and precision are improved.

The invention provides a system for monitoring a patient featuring a wearable mask coupled to a positive airway pressure machine that delivers a flow of gas at positive pressures, through the mask, and to an airway of the patient. Attached to the mask is an electronics control unit featuring a printed circuit board, a microprocessor, a wireless transmitter, and a battery. The electronics control unit has a weight less than 30 grams and is enclosed by an enclosure of having a volume of less than 180 cm2. A plurality of sensors electrically connect to the electronics control unit.

The present disclosure provides for an abrasive blasting remote assembly having a shroud and a deadman lever pivotally connected to the shroud. The deadman lever is pitoval between a closed operating position and a released position. In the closed operating position, the deadman ever engages a momentary deadman switch disposed within the shroud. The momentary deadman switch is electrically connected to a wireless transmitter circuit board, which sends a wireless operational signal to a blasting pot wireless receiver to activate airflow through a blasting hose from a blasting pot, for the movement of abrasive media through the blasting hose, when the deadman lever depresses the momentary deadman switch in the closed operating position.

A system for detecting diseases among plants includes a mobile device such as a smartphone, table, or personal computer, and a mobile robot which sends photographs of diseased plants to the mobile device including a plant name, disease type and location of the plant. The mobile robot includes a power supply, housing unit, camera, navigation unit, GPS unit, wireless transmitter, and traction unit for mobility of the robot. A geared motor drives the traction unit, and is connected to a low-level controller for motion control. A high-level controller is connected to the camera, navigation unit, GPS unit, and programmed with a convolutional neural network (CNN) configured to process images taken by the camera and associate with each image a plant type, disease type, and location of where the image was taken. The CNN may be a you only look once (YOLO) model trained with images from a dataset.

A drill string tool can be used in a drilling system, with the drill string tool configured for wireless communication. The drill string can include a central structural member, a wire coil, an antenna core, and a wear protection shell. The antenna core can surround the central structural member. The wire coil can be positioned around an outside of the antenna core, with the antenna core and the wire coil forming an antenna assembly. The antenna assembly can be configured to wirelessly transmit the data signals from electronics associated with the drill string tool. The wear protection shell can surround the antenna assembly and be configured to minimize a formation of eddy currents therein during operation of the antenna assembly. In an embodiment, the drill string tool can be a drill head wireless transmitter.

The present invention relates to a corn field water-saving irrigation system, comprising a water tower, a water pump, an output main pipeline, a delivery branch pipe, a nozzle and a nozzle. The water pump is connected to a plurality of delivery branch pipes, and each delivery branch pipe is provided with an independently controlled branch valve. The delivery branch pipe is fixed along the ground by the clamp and the positioning pile; a protective box is provided on the outer side of the delivery branch pipe, and a wireless transmitter and a soil moisture sensor are provided in the protective box, and the detection end of the soil moisture sensor is inserted below the ground. A relay transceiver is provided on the corn field; the soil moisture data sensed by the soil moisture sensor is sent to a nearby relay transceiver through a wireless transmitter; a plurality of relay transceivers transmit the data in a relay manner, and finally send it to a data concentration controller, and then transmit it to a control background through the data concentration controller, and the control background adjusts the opening and closing and opening degree of the branch valve of the delivery branch pipe and the power of the water pump according to a preset program to achieve the purpose of water-saving irrigation.

According to an example aspect of the present disclosure, there is provided a method for transmitting a Discrete Fourier Transform-spread-Orthogonal Frequency Domain Multiplexed. DFT-s-OFDM, signal, the method comprising, converting, by a wireless transmitter, complex-valued symbols to polar domain symbols, wherein the complex-valued symbols are modulated using at least phase shift keying, processing, by the wireless transmitter, angle values of the polar domain symbols to avoid angle differences larger than π rad, or lower than −π rad, between consecutive angle values, interpolating, by the wireless transmitter, at least the processed angle values by an interpolation factor N / L, wherein L is a length of Fast Fourier Transform, FFT, and Nis length of Inverse FFT, IFFT, converting, by the wireless transmitter, the interpolated angle values into complex domain symbols and generating, by the wireless transmitter, a DFT-s-OFDM waveform comprising said complex domain symbols.

A transmitter station (110) and a receiver station (120) for communication over a wireless communication channel (130) are disclosed. The wireless transmitter station (110) is configured to transmit an indication to the wireless receiver station (120), wherein the indication is indicative of one of a plurality of determination modes of the wireless receiver station (120) for determining a channel quality metric. Moreover, the wireless transmitter station (110) is configured to transmit a sounding signal to the wireless receiver station (120), wherein the wireless receiver station (120) is configured to determine, based on the sounding signal, a channel quality metric according to the indicated determination mode of the plurality of determination modes. The wireless receiver station (120) is configured to receive the indication and the sounding signal, wherein the indication is indicative of one of the plurality of determination modes for determining the channel quality metric based on the sounding signal.

The present application relates to a wireless transmitter, comprising a processor circuit configured to perform the following processing: determining the number of CBGs that can be sent in the PSCH based on the number of symbols allocated to the PSCH and the number of symbols used for CBs in the CBG; determining the number of REs that can be used for data transmission in the PRB based on the number of symbols allocated to the PSCH, the number of subcarriers in the PRB, and the number of REs used for reference signals in the PRB; determining the payload block size of the CBG based on the number of REs that can be used for data transmission in the PRB, the number of PRBs allocated to UEs, the number of CBGs that can be sent in the PSCH, and the number of information bits for error correction; and determining the transport block size that can be sent in the PSCH based on the number of CBGs that can be sent in the PSCH, the payload block size of the CBG, and the number of information bits for error correction.

Implementations described herein provide systems, methods, and devices for vehicle occupant detection based on wireless transmission(s) from one or more wireless transmitter devices (e.g., beacons) located in the vehicle. The wireless transmitter devices can be standalone devices, such as portable low energy beacons, and / or the wireless transmitter devices can be integrated into other components of the vehicle, such as an on-board dash computer or a door handle. The systems disclosed herein receive the wireless transmission and determine transmission metrics associated with the transmission, such as a signal strength value or a transmission angle. A driver status determination and / or a passenger status determination is based on the transmission metrics. A data file converter generates a driver status data file representing the driver status determination and / or the passenger status determination. The driver status data file is sent to an application for which the driver status data file is configured.

The invention belongs to the technical field of radar antenna testing, and particularly relates to a radar antenna operation automatic testing device, which comprises a data acquisition assembly and a test data analysis center, and is characterized in that the test data analysis center is used for analyzing and processing radar antenna surface image data and inclination angle data acquired by the data acquisition assembly; and outputting a test result. The wireless tilt angle sensor is carried by the tilt angle test equipment at the end part of the test support arm, and the tilt angle test equipment which should be manually placed by maintenance personnel originally can be automatically placed by the test support arm as the test support arm automatically moves to the test point at the top of the radar antenna, so that the manpower consumption is reduced, and the test efficiency is improved. The installation inclination angle of the radar antenna to be measured is measured more safely, then the obtained data is transmitted to the test data analysis center through the wireless transmitter, the damage defect identified in the image data is synthesized, and data support is provided for making a maintenance scheme and guaranteeing normal operation of the radar antenna.

A wireless battery-powered daylight sensor for measuring a total light intensity in a space is operable to transmit wireless signals using a variable transmission rate that is dependent upon the total light intensity in the space. The sensor comprises a photosensitive circuit, a wireless transmitter for transmitting the wireless signals, a controller coupled to the photosensitive circuit and the wireless transmitter, and a battery for powering the photosensitive circuit, the wireless transmitter, and the controller. The photosensitive circuit is operable to generate a light intensity control signal in response to the total light intensity in the space. The controller transmits the wireless signals in response to the light intensity control signal using the variable transmission rate that is dependent upon the total light intensity in the space. The variable transmission rate may be dependent upon an amount of change of the total light intensity in the space. In addition, the variable transmission rate may be further dependent upon a rate of change of the total light intensity in the space.

A system includes an implantable medical device and an external charger. The implantable medical device includes a power element and a wireless receiver to receive power to charge the power element. The external charger includes a wireless transmitter to transmit the power to the wireless receiver of the implantable medical device.

The invention provides a system for monitoring a patient featuring a wearable mask coupled to a positive airway pressure machine that delivers a flow of gas at positive pressures, through the mask, and to an airway of the patient. Attached to the mask is an electronics control unit featuring a printed circuit board, a microprocessor, a wireless transmitter, and a battery. The electronics control unit has a weight less than 30 grams and is enclosed by an enclosure of having a volume of less than 180 cm2. A plurality of sensors electrically connect to the electronics control unit.

The invention is directed to a wireless transmitter device (100), comprising a signal provision unit (102) for providing wireless mm-wave / THz-communication signals (104), an operation-mode ascertaining unit (108) for ascertaining operation data (110) indicative of a desired operation mode from a plurality of available operation modes including a communication operation mode for data communication and a gas-sensing operation mode for sensing, using the mm-wave / THz-communication signals (104), a presence of a predetermined gas (112) within a gas-sensing volume (114), and a signal-parameter determination unit (116) connected to the operation-mode ascertaining unit and to the signal provision unit and for determining emission parameters of the mm-wave / THz-communication signals to be provided in dependence on the desired operation mode. The signal provision unit is configured to provide mm-wave / THz-communication signals in accordance with the determined emission parameters and thus enables an increase of the functionality of wireless transmitter devices operating in the mm-wave / THz communication band.

The utility model discloses a control system adopting a wireless transceiver module to control a hydraulic tail board. The control system comprises a hydraulic tail board body, an intelligent tail board central controller and a wireless electric control operation box. The intelligent tail board central controller comprises a wireless communication module and a main control unit MCU. The output end of the wireless communication module is electrically connected with the signal input end of the MCU; the wireless electric control operation box comprises a wireless communication module and an input module, the control signal output end of the input module is electrically connected with the signal receiving end of the wireless transmitter, and the wireless communication module of the wireless electric control operation box is in communication connection with the wireless communication module of the intelligent tail board central controller. The wireless transceiver module is adopted to replace a traditional wired control mode, a control signal cable line in an original system is omitted, the product cost is reduced, the reliability and safety of the system are greatly improved, the maintenance convenience is improved, and the installation flexibility is enhanced.

An apparatus may include: a housing configured to be worn on at least a portion of a human hand or wrist; an inertial measurement unit (IMU) attached to the housing and configured to generate IMU data corresponding to an orientation of the apparatus; a wireless transmitter attached to the housing and configured to transmit radio frequency (RF) signals corresponding to the IMU data; an ultrasonic transmitter system attached to the housing and comprising one or more ultrasonic transmitters; and a control system attached to the housing and configured to: control a first ultrasonic transmitter of the ultrasonic transmitter system to produce first ultrasonic transmissions of a first ultrasonic transmission type; and control the wireless transmitter to transmit RF signals corresponding to the IMU data, the RF signals being synchronized with the first ultrasonic transmissions. The apparatus may be a ring that is configured to be worn on a human digit.

A measurement apparatus for the braking distance of a mine fall arrester, the measurement apparatus comprising a housing (1), wherein a display screen (2) is provided on the housing (1); an optical observation window (3), indicator lights (5), functional operation buttons (6), a mode switch (7), a memory card slot (8), and a data transmission interface (9) are provided on the front face of the housing (1); a cubic neodymium magnet (10) is provided on the back face of the housing (1); an optical glass column (11), a laser ranging module (13), a measurement LED fill light module (14), an imaging module (15), and an outwardly-flared metal shielding cover (16) are provided at the lower portion of the housing (1); and a central control module (17), a GPS module (18), an active ceramic GPS antenna (19), a wireless receiver module (20), a wireless transmitter module (21), a 315MHz control module (22), a 433MHz communication output module (23), a nine-axis accelerometer and gyroscope module (24), a power supply module, and a loudspeaker module (26) are provided in the housing (1). Further provided is a measurement method for the braking distance of a mine fall arrester.

The invention relates to the technical field of intelligent control and automatic equipment of mining machinery, in particular to an intelligent speed regulation feeding conical crawler belt crushing and screening station based on multi-source data feedback. Comprising a feeding machine, a material returning belt, a conical crushing set, a double-power bag, an upper screen belt, a material returning screen, a screen lower belt, a transition belt, a weak current box, a crawler chassis, a waste chute, a strong current box, a monitoring alarm system, an external operation assembly and a machine body, the crawler chassis is assembled at the lower end of the machine body, the feeding machine is assembled on one side of the machine body, and the material returning belt is assembled on the other side of the machine body; a cone breaking set is assembled at the upper end of the machine body, a wireless transmitter in an external operation assembly is assembled in the machine body, a transition belt is assembled on one side of the machine body, data transmitted back to a controllable programmer in real time is analyzed through a discharging radar level gage and a feeding radar level gage, and belt speed data is calculated. And the frequency converter controls the rotating speed of the variable-frequency speed-regulating speed-reducing motor, so that the feeding belt speed of the feeder is controlled.

The treatment device comprises a treatment assembly, a nickel recovery assembly, an adding assembly and a phosphorus recovery assembly, the nickel recovery assembly is arranged on the periphery of the treatment assembly, the adding assembly is arranged on the periphery of the nickel recovery assembly, and the phosphorus recovery assembly is arranged on the periphery of the nickel recovery assembly. The phosphorus recovery assembly is arranged on the periphery of the nickel recovery assembly, the nickel recovery assembly comprises a rectifier, a catholyte circulation bin, an anolyte circulation bin, a second pump body, two first PH detection probes, two first wireless transmitters, an electrolysis bin, a cathode plate, an anode film frame, an anode plate, a third pump body, a fourth pump body and a fifth pump body, and the rectifier is arranged on the periphery of the treatment assembly. The treatment device for efficiently recovering nickel and phosphorus from the nickel plating waste liquid and the treatment process thereof provided by the invention have the advantages that the transportation and emission risks in the outward transportation treatment process of the nickel-containing waste liquid are reduced, nickel and phosphorus resources are recovered, the treatment cost of the waste liquid is reduced, and meanwhile, the pollution to the environment and the damage to the ecology are reduced.