39 results about "Radiotransmitter" patented technology

An imaging system (MIS), optionally a medical imaging system, with wireless communication capability and related method. The imaging system comprises a gantry (RG) rotatable around a rotation axis. The gantry includes a detector device (D) capable of recording, in plural spatial positions, measurement data in relation to a subject (such as a patient) (PAT) to be imaged. The system also includes a radio transmitter (TX) for generating a directed radio beam propagatable along a propagation axis to transmit the measurement data to a radio receiver (RX). The radio transmitter (TX) is arranged at the rotatable gantry and is operable so that the propagation direction intersects the rotation axis in a location that is situated away from the rotatable gantry.

In an embodiment, a method includes connecting a first subset of a set of stages of a power amplifier to a supply voltage, connecting a second subset of the set of stages to a reference voltage different than the supply voltage, switching a third subset of the set of stages according to a switching frequency, assigning numbers of stages in the first subset, the second subset, and the third subset based on a power requirement of the power amplifier, and amplifying a transmit signal using the first subset, the second subset, and the third subset to generate an amplified transmit signal.

The invention relates to an arrangement of an electronic member (10) and of a retaining device, comprising: - a base (511); - a holding wall (512), extending from the base (511) to an edge (513); - an open space (520), defined by an inner surface (514) of the base (511) and by an inner surface (515) of the holding wall (512), having an opening (516); - a radio transmitter coupled to a radio antenna; - a microprocessor supplied with power by an energy source; - a memory space connected to the microprocessor; and - the elements encapsulated in a device (12) defining an outer surface (30); characterised in that the clearance between the aforementioned space (520) and a space bounded by the outer surface (30) defines a fluid channel (19) from the inner surface (515) of the base (511) to an end (18') of the outer surface (30).

It is disclosed a system for reading tags for livestock, including -an animal tag (3), two readers (1, 2) and a radio transmitter (7) installed at an intermediate position (P3) between the two readers (1, 2) and configured to transmit a Long-Range Radio signal. The animal tag (3) receives the Long Range Radio signal when is active and at a distance from the transmitter (7) shorter than a first maximum distance (D1); the readers (1, 2) receives a beaconing signal from the animal tag (4), when the animal tag (5) is at a distance shorter than a second maximum distance (D2); the second maximum distance (D2) is shorter than the first maximum distance (D2).

Mobile response device (MRD) and methods and systems of using the same. Sets of MRDs are configured and deployed in a given facility, mounted to moving objects such as robots or autonomous vehicles, and / or worn by personnel. The MRD is compact and relatively low in cost to manufacture, incentivizing its wider use for increased overall safety at facilities, such as fulfillment facilities or warehouses configured with very narrow aisles (VNA) and open pedestrian zones shared with vehicles. The MRD is equipped with two tuned circuits to detect low frequency magnetic field pulses along perpendicular horizontal axes and a radio transmitter that transmits radio frequency signals when a low frequency magnetic field pulse has been detected, notifying the vehicle that generated the low frequency magnetic field pulse of the nearby presence of the MRD such that anti-collision measures can be initiated.

The invention relates to an arrangement of an electronic component (10) and a retaining device comprising: - a base (511), - a retaining wall (512), extending from the base (511) to an edge (513), - an open volume (520), defined by an internal surface (514) of said base (511) and by an internal surface (515) of said retaining wall (512), having an opening (516); - a radio transmitter coupled to a radio antenna; - a microprocessor powered by an energy source, - a memory space connected to the microprocessor, and - said elements encapsulated in a device (12) defining an external surface (30); Characterized in that the difference between the volume (520) and a volume delimited by the outer surface (30) defines a fluidic channel (19) from the inner surface (515) of the base (511) to one end (18') of the outer surface (30). Figure for the abbreviation: Fig. 5

System for detecting traffic light phases for autonomous and semi-autonomous vehicles, comprising a radio transmitter arranged on a traffic light system, which emits a fixed radio frequency in the MHz range for each signal phase, and a radio receiver integrated in the vehicle, which is configured to selectively detect the emitted frequencies and to determine the current signal phase of the traffic light system from them.

Transmitter unit (1) for monitoring pests and / or pest traps, comprising a base body (2), a radio transmitter module (8) and a contact transmitter (7), wherein the contact transmitter (7) is arranged in a supply current path between an electrical energy source and the radio transmitter module (8), wherein the contact transmitter (7) is connected to a movable contact element (3) in a force- and / or motion-transmitting manner, wherein the contact element (3) can be moved from a ground state to an activation state by the action of a pest, wherein in the ground state the supply current path is open and in the activation state the supply current path is closed by the contact transmitter (7).

A system for localizing and object is disclosed herein. The system includes a radio transmitter disposed in a first location, a radio receiver disposed in a second location, a processor operatively coupled to the radio transmitter and to the radio receiver, and a memory operatively coupled to the processor. The memory includes instructions stored thereon that, when executed by the processor, cause the processor to send a first command to the radio transmitter to transmit a continuous radio wave, send a second command to the radio receiver to receive a reflected radio wave, receive from the radio receiver a signal indicating the reflected radio wave is within a spatial region of interest, and determining a three-dimensional location of the object within the spatial region of interest based on the reflected radio wave.

In one embodiment, a frequency synthesizer comprises a digitally controlled oscillator configured to generate an output clock signal based on a digital control word, a clock divider configured to split the output clock signal to generate a split clock signal, a digital-to-digital converter configured to generate a feedback clock signal based on the split clock signal, a time-to-digital converter configured to generate a phase error signal based on a bias control word and a phase difference between a reference clock signal and the feedback clock signal, a loop filter connected to the time-to-digital converter configured to generate the digital control word based on the phase error signal, and a calibration unit configured to generate a training sequence to produce a gain error signal.and to modify the bias control word based on the gain error signal to create a modified bias control word.

A window handle state detection device X for attachment to a window sash F of a window having a window handle G is presented, comprising an energy storage device, a radio transmitter and an evaluation unit. What is particularly special about this is that the evaluation unit of the window handle state detection device X comprises a three-dimensionally detecting acceleration sensor, which detects the time-dependent mechanical vibration or acceleration caused by the actuation of the window handle G and movement of the window sash F as a measurement result, wherein the window handle state detection device X assigns the measurement result to a state A, B, C of the window handle, in particular via an AI unit AI, in a probability-based manner via a neural network having a memory in which a multitude of reference measurement results caused by actuation of the window handle G and movement of the window sash F are stored.

41 Abstract In an AP (100), a Trigger frame generator (104) generates a trigger signal instructing an uplink signal transmission, the trigger signal including a terminal information field that includes a terminal ID subfield and a resource unit allocation information subfield, and a radio transmitter / receiver (106) transmits the trigger signal. In a case where the trigger signal includes a first terminal information field specifying one or more contiguous resource units for random access, the Trigger frame generator (104) sets an unused ID that is not to be used as a terminal ID in the first terminal information field. Abstract In an AP (100), a Trigger frame generator (104) generates a trigger signal instructing an uplink signal transmission, the trigger signal including a terminal information field that includes a terminal ID subfield and a resource unit allocation information subfield, and a radio transmitter / receiver (106) transmits the trigger signal. In a case where the trigger signal includes a first terminal information field specifying one or more contiguous resource units for random access, the Trigger frame generator (104) sets an unused ID that is not to be used as a terminal ID in the first terminal information field. 41 20 25 20 10 09 13 F eb 2 02 5 A b s t r a c t 2 0 2 5 2 0 1 0 0 9 1 3 F e b 2 0 2 5 4 1

A system comprises a motor-driven cutting device that can be hand-held and a control unit. The cutting device can be operated via the control unit that can be remote from the cutting device. The cutting device has at least one radio receiver and the control unit has at least one radio transmitter. A safety-relevant distance between the cutting device and the control unit can be measured via a radio connection and the cutting device only be operated if the safety-relevant distance is less than a predetermined first distance value and exceeds a predetermined second distance value.

A window handle state detection device X for attachment to a window sash F of a window having a window handle G is presented, comprising an energy storage device, a radio transmitter and an evaluation unit. What is particularly special about this is that the evaluation unit of the window handle state detection device X comprises a three-dimensionally detecting acceleration sensor which detects the time-dependent mechanical vibration or acceleration caused by the actuation of the window handle G and movement of the window sash F as a measurement result, wherein the window handle state detection device X assigns the measurement result to a state A, B, C of the window handle, in particular via an AI unit, on a probability basis via a neural network having a memory in which a multitude of reference measurement results caused by actuation of the window handle G and movement of the window sash F are stored, and wherein the evaluation unit also includes a wind and / or rain sensor.

Vehicle reporting device (10) comprising: a base section (12); a mounting section (14, 60) provided on the base section (12) which can be attached to or detached from a rotating body (W) of a vehicle (BK) designed to be driven by a manual propulsion force; a radio transmitter (20) designed to send a radio signal reporting its presence to an external device (ED1) outside the vehicle (BK); and a current generator (22) which generates electrical current which is supplied to the radio transmitter (20).

A method of operating a digital radio transmitter device (10, 12) according to a predetermined communication protocol that defines a transmission timing tolerance (30) is disclosed. The method comprises transmitting a plurality of first periodic transmissions (31) according to the predetermined communication protocol, the first periodic transmissions having a first period (39) and an inherent timing uncertainty (40) that is less than the transmission timing tolerance (30); performing a plurality of second periodic actions (55, 64) having a second period (39, 72), wherein the first period (39) and the second period (39, 72) are equal to or integer multiples of each other; and adjusting the timing of one or more of the first periodic transmissions (31) by an amount that is greater than the inherent timing uncertainty (40) but less than or equal to a difference (42) between the inherent timing uncertainty (40) and the transmission timing tolerance (30) so as to temporarily change the first period (39) by an amount that is less than or equal to the transmission timing tolerance (30), thereby changing an offset amount (60, 74) between the first transmissions (31) and the second actions (55, 64).

A transmitter has a port configured to receive a transmit signal, a first power amplifier connected to the port, a second power amplifier connected to the port, a power supply switch configured to selectively couple one of a first supply voltage terminal or a second supply voltage terminal to one of a supply terminal of the first power amplifier or a supply terminal of the second power amplifier, a first antenna output terminal connected to the first power amplifier, a second antenna output terminal connected to the second power amplifier, and a control unit configured to control the power supply switch based on a transmitter power requirement to provide an amplified transmit signal based on the transmit signal at one of the first antenna output terminal or the second antenna output terminal.

The invention relates to a method for carrying out data transmission from a rotating section (4) of a medical imaging device (2) to a stationary section (3) of the medical imaging device (2), wherein the data transmission is carried out by means of radio transmitters (11, 13, 17, 18) arranged on the rotating section (4) and radio receivers (12, 15, 19, 20) arranged on the stationary section (3), wherein several separate transmission pairs, each comprising one of the radio transmitters (11) and one of the radio receivers (12), are formed, wherein in each transmission pair radio signals are transmitted from the radio transmitter (11) to the radio receiver (12) and a main radiation direction of the radio transmitter (11) relating to the radio signals is steered to the direction of the radio receiver (12).

The invention relates to the technical field of microphones, in particular to a wireless microphone which comprises a shell, one end of the shell is fixedly connected with a butt joint cylinder, the circumferential outer wall of the butt joint cylinder is in threaded connection with a lower mesh enclosure, the circumferential outer wall of the lower mesh enclosure is fixedly connected with a fixing ring, and the top of the lower mesh enclosure is provided with an upper mesh enclosure. A circuit board is arranged in the shell, a control panel is arranged on the circumferential outer wall of the shell and electrically connected with the circuit board, a radio transmitter is arranged on one side of the circuit board, and a first circular plate and a second circular plate are fixedly connected to the circumferential inner wall of the shell. And a through hole is formed in the outer wall of the top of the second circular plate. According to the wireless microphone, wireless use of the microphone can be achieved, the microphone can be communicated with the loudspeaker without a wire, so that the trouble caused by the wire to people in use is solved, droplets, water vapor and the like can be effectively prevented from entering the microphone in the use process, and the service life of the microphone is prolonged.

A deployable emergency transmitter device is configured to be launched from an aircraft in an initial passive flight state. The device includes an internal chassis, and an inertial mass member, rotatable relative to the internal chassis, for stabilising flight during the initial passive flight state. The device also includes a powered drive system, mounted to the internal chassis and configured for providing lift while the deployable emergency transmitter device is in an active flight state and a radio transmitter configured for transmitting an emergency signal after being launched from the aircraft. The device is configured to transition from the initial passive flight state to the active flight state, after being launched from the aircraft.

The present invention relates to a radio transmitter (200) for operating a radio transmission system (100), preferably an SRD radio transmission system, between at least one radio transmitter (200), preferably between a plurality of radio transmitters (200), and a radio receiver (300) operating as a base station, wherein the respective radio transmitter (200) sends a telegram in the form of a data packet or a plurality of successively sent partial data packets to the radio receiver (300) at specific transmission times, each as a burst or bursts, wherein the respective radio transmitter (200) has a quartz crystal (201) which generates an oscillation for a timer, on the basis of which the timer determines the start and / or end times of the transmission of the respective burst, wherein the quartz crystal (201) is characterized by a quartz error profile (F1) which determines the original temperature dependence of the quartz error of the quartz crystal (201).To solve the problem of providing a radio transmitter that allows for the time-accurate transmission of telegrams even when its hardware does not enable alignment with the transmission frequency or carrier frequency of the radio signal, compensation means for the quartz error of the quartz crystal (201) are provided, which change, in particular shift, the quartz error curve (F1).

A liquid product distribution network includes a container distribution monitoring and reporting apparatus associated with a container. The apparatus includes a radio transmitter device and sensing circuitry for sensing and communicating physical properties associating with the container. The apparatus includes a battery power supply unit fitted within and protected by the top or bottom chime. The apparatus further includes a unique identifier associated with the sensing and reporting device. The apparatus further includes a mobile communications device is configured to identify the container based on the unique identifier associated with the sensing and reporting device embedded therein, and receive and process the radiofrequency signals from the radiofrequency signal transmission circuitry of the identified container passively and without user interaction, for monitoring the physical properties and location of the container.

An apparatus for attaching a rotation monitoring sensing device to a rod lift system. The apparatus comprises an enclosure housing a rotation sensor and accompanying electronic processor. The sensing device optionally further comprises a radio transmitter or a wired connection. In some configurations, sensing device may further include a battery and is contained by the housing / enclosure. The sensing device housing resides on or near the rod string of the rod lift system and is configured to minimize height and lateral distance from the rod string. Additionally, an optionally placed magnet may be included in conjunction with the sensing device for installations in which the inherent magnetic field of the rod lift system is not sufficiently detectable. The enclosure may, in this case, contain only a magnet and is configured to hold the magnet safely on the rod lift system.

A soffit vent cover is provided comprising a four-sided frame assembly having an inner side and an outer side, each defining an open middle. A screen is attached to the inner side, and a vent panel with apertures is attached to the outer side, both covering the open middle. A continuous perimeter channel is formed along the side surfaces of the frame assembly, sized to house a light string comprising a plurality of lamps. A solar power system provides power to the light string, including a photovoltaic panel, charge controller, rechargeable battery, and main controller. Additional components include a photocell for automatic activation during low-light conditions, a timer for scheduled operation, a mode switch for selecting lighting patterns, and a radio transmitter for remote control. The illuminating soffit vent cover combines ventilation functionality with aesthetic illumination, enhancing residential curb appeal while maintaining proper attic airflow without complex electrical infrastructure.

A system and method for determining the location of a vehicle when GNSS signals are not available use triangulation between one or two radio transmitters and, respectively, two or one radio receivers mounted on the vehicle. The distance between each radio transmitter and / or each radio receiver can be determined according a phase difference between received radio signals. The radio signals can have the geographical location of the radio transmitter included therein. Utilizing the demodulated geographical location of each radio transmitter and the distance between the radio transmitter and each radio receiver, triangulation can be used to determine the geographical location of the vehicle.

Systems and methods for reducing loss and distortion for beamforming are provided. In one aspect, a radio transmitter includes an antenna array including a plurality of antennas and a transmit port configured to receive a radio frequency transmit signal. The radio transmitter further includes a plurality of delay circuits, each of the delay circuits configured to receive the radio frequency transmit signal from the transmit port and delay the radio frequency transmit signal. Each of the delay circuits is configured to provide the delayed radio transmit signal to a corresponding one of the antennas and each of the delay circuits includes a plurality of delay components electrically connected in series and a plurality of switches. Each of the switches is electrically connected in parallel with a corresponding one of the delay components.

The invention provides a method for sensing a plant-related parameter in a horticulture space (115), wherein (i) a radio transmitter (151) and a radio receiver (152) are arranged such that a radio path (153) between the radio transmitter (151) and the radio receiver (152) passes through at least part of the horticulture space (115), and (ii) the radio receiver (152) is configured in a radio signal receiving relationship with the radio transmitter (151), wherein the method comprises a sensing stage comprising: emitting a radio signal with the radio transmitter (151); detecting the radio signal with the radio receiver (152) and providing a related receiver signal; and determining the plant-related parameter based on the receiver signal.

Scraper device (4) for a conveyor belt (2) of a conveyor belt system (1), with a scraper device (7) which has a scraper body (8) that can be brought into contact with the conveyor belt (2), wherein a wear detection means (15) is arranged on and / or in the scraper body (8), and wherein a detection device (16) is provided which is configured to detect a wear condition of the wiper body (8) when the wear detection means (15) is partially or completely worn, characterized by that the wear detection means (15) has a radio transmitter (19) and the detection device (16) has a radio receiver (22) for receiving signals from the radio transmitter (19), and / or that the wear detection means (15) has a magnet (23) and the detection device (16) has a magnetic field sensor (24) for detecting the magnetic field of the magnet (23), and / or that the wear detection means (15) has a conductor loop (28) embedded in the wiper body (8), wherein the detection device (16) is configured to detect an interruption of a conductor loop current.

The invention relates to a method for communication between a server system (20) and a motor vehicle (40) via a digital radio transmitter (30). The method comprises the following steps: First, communication parameters are provided to the motor vehicle (40). Then, the server system (20) provides the communication parameters to the digital radio transmitter (30) via a communication unit (32) of the digital radio transmitter (30). The server system (20) also provides the communication content to be transmitted to the digital radio transmitter (30). A radio receiver (46) on the motor vehicle side is then configured according to the communication parameters. Finally, the digital radio transmitter (30) transmits the communication content to the motor vehicle (40) according to the communication parameters.

Portable interface device comprising: a handheld device comprising: a radio transmitter / receiver configured to transmit a short-range radio signal from outside one or more autonomous vehicles, containing an encrypted packet configured to request the one or more authorized autonomous vehicles to respond to the encrypted packet containing the identification and location data of the one or more autonomous vehicles; and a processor configured to cause the radio transmitter / receiver to transmit the signal and, in response to receiving the identification and location data, to request the output of a notification on a display of the portable interface device of the nearest one or more autonomous vehicles.