104 results about "Communications-electronics" patented technology

The invention discloses an SDR-oriented heterogeneous task scheduling and transmission system and method.The system comprises a heterogeneous platform composed of an ARM and an FPGA, a dynamic scheduling decision engine is arranged in the ARM and receives a task feature vector and a platform state parameter set as input, and the dynamic scheduling decision engine evaluates income and cost of task allocation to the ARM or the FPGA for execution to make a task allocation decision; the data generated in the task execution process or the execution completion result are interacted and synchronized between the ARM and the FPGA through the heterogeneous shared memory area HSM. The method realizes reduction of signal processing pipeline delay, improvement of data throughput and optimization of system power consumption, and is suitable for communication, electronic countermeasure and other scenes needing high-performance real-time signal processing.

Locking devices, systems, and methods for securing personal property to separate structures. Such a locking device includes a lock body, a cable within the lock body and having a first end accessible from an exterior of the lock body, a spool for extending and retracting the cable out of and into the lock body, a lock pin disposed at the first end of the cable, a cable lock incorporated into the lock body and configured to releasably secure the lock pin to the lock body, and an electronic communication and control unit incorporated into the lock body and configured to communicate with a remote device. The electronic communication and control unit controls the cable lock to secure and release the lock pin relative to the lock body to allow the remote device to wirelessly unlock the first end of the cable from the lock body.

The invention provides a nickel-zinc ferrite material as well as a preparation method and application thereof. The nickel-zinc ferrite material comprises main components and auxiliary components, the main components comprise 65.8 to 67.8 wt% of Fe2O3, 6.8 to 7.5 wt% of NiO, 16.5 to 17 wt% of ZnO and 6.2 to 8.5 wt% of CuO, and the auxiliary components comprise Bi2O3, MgO and nano SiO2, and the main components comprise the following components in percentage by mass: 65.8 to 67.8 wt% of Fe2O3, 6.8 to 7.5 wt% of NiO, 16.5 to 17 wt% of ZnO and 6.2 to 8.5 wt% of CuO. The nickel-zinc ferrite material has the excellent performance of high frequency, low power consumption and high Tc, the problem of high loss of the nickel-zinc ferrite material under the high-frequency condition is solved, the output stability applicability of the inductor at the high frequency is improved, and the nickel-zinc ferrite material can be applied to the fields of avionics, automotive electronics and communication electronics.

The invention discloses a low-absorption high-emission radiation refrigeration coating material, which comprises a bottom coating and a surface coating, the bottom coating comprises BaSO4 with different particle sizes and a film forming substance, and the surface coating comprises a surface layer filler and a film forming substance. The invention also discloses a preparation method of the material, which comprises the following steps: dispersing and mixing BaSO4 with different particle sizes, a film-forming substance and a solvent to obtain bottom layer slurry, and filtering to obtain a bottom layer coating; dispersing and mixing a surface layer filler, a film-forming substance and a solvent to obtain surface layer slurry, and filtering to obtain a surface layer coating; the prime paint is sprayed on the surface of the base material, and then the surface paint is sprayed on the surface of the prime paint; and curing to obtain the coating. The material has excellent solar spectrum reflection performance, high infrared radiation performance of an atmospheric window and relatively good ultraviolet aging resistance, and can be applied to multiple fields of high-end optical instrument detection, communication electronics, petrochemical engineering, energy-saving buildings and the like.

An electrical device of a rotational device for a human-powered vehicle comprises a wireless communicator and an electronic controller. The wireless communicator is configured to wirelessly communicate with an additional electrical device. The electronic controller is electrically connected to the wireless communicator to wirelessly communicate with the additional electrical device via the wireless communicator. The electronic controller is configured to control the wireless communicator to execute pairing in response to a reverse rotation of the rotational device.

A digital communications port for communications with an external device over multiple conductors, the digital communications port including communication electronics for communicating radio frequency modulation (RF) communications over the multiple conductors. The digital communications port further includes bidirectional power feed electronics that are programmable to be configured to at least receive power from the external device using at least two of the multiple conductors so as to power the bidirectional power feed electronics and to power the communications electronics, or provide power to the external device using at least two of the multiple conductors so as to power the external device.

The invention relates to the field of communication and electronic information security, and provides a method, a device, a system, equipment and a medium capable of authenticating encryption equipment, a CTR scheduling module and a G function scheduling module are designed, an encryption module based on a symmetric key encryption algorithm is arranged in the CTR scheduling module, a finite field multiplication module is arranged in the G function scheduling module, and the encryption module and the G function scheduling module are integrated. The CTR scheduling module schedules the encryption module, the G function scheduling module schedules the finite field multiplication module, encryption and decryption operation is cooperatively completed, and a ciphertext C and a mark T are output. According to the invention, the encryption rate and the use area of hardware are balanced, and a relatively high encryption and decryption rate is obtained while a relatively small use area of the hardware is used.

A calibration method and apparatus for an electronic control unit, and an electronic control unit and a carrier, which belong to the technical field of vehicles. An upper computer is connected to an electronic control unit by means of communication hardware; and the communication hardware can perform communication on the basis of a first communication protocol. The calibration method for an electronic control unit comprises: loading a spreadsheet file, wherein the spreadsheet file is used for storing the attribute of at least one calibration variable; and on the basis of the spreadsheet file, sending to an electronic control unit a calibration message that conforms to a first communication protocol, such that the electronic control unit executes, on the basis of a predetermined calibration protocol stack, a calibration command carried by the calibration message, so as to calibrate the electronic control unit, wherein a physical layer of the predetermined calibration protocol stack uses the first communication protocol.

The invention discloses a multifunctional broadband electromagnetic wave-absorbing composite material based on a bionic periodic unit and a multistage core-shell filler and a preparation method thereof.The multistage core-shell filler is used as a raw material, an impregnation technology is adopted, and the bionic periodic unit is impregnated by preparing high-loss paint and impedance matching paint with different concentrations; the electromagnetic wave-absorbing composite material is obtained. Accurate gradient distribution and better impedance matching of electromagnetic parameters in a three-dimensional space are achieved, the density is lower than 6 kg / m under the thickness of 15-20 mm, the plane compression strength is 2 MPa, and the effective absorption bandwidth (RLlt;-10 dB) covers 8-18 GHz. The invention solves the contradiction between the bandwidth, thickness, weight and single function of the traditional wave-absorbing material, and is suitable for the fields of advanced stealth equipment and electromagnetic protection. The material opens up a new direction for the development of electromagnetic wave-absorbing materials, and is expected to be widely applied to many fields such as national defense, communication, electronics and the like.

The utility model provides a multi-surface mounting communication assembling device, which relates to the technical field of communication assembling devices, and comprises a self-adaptive multi-surface mounting clamping assembly and a group of first support frames, and is provided with the self-adaptive multi-surface mounting clamping assembly, and asymmetrically arranged electric cylinders can clamp communication electronic elements from different directions, so that the communication electronic elements can be clamped by the self-adaptive multi-surface mounting clamping assembly. The position of the element can be positioned more accurately, so that the mounting position error caused by clamping deviation is reduced, meanwhile, the two electric cylinders above drive the clamping piece to clamp downwards, more stable clamping force can be provided, the element can be ensured not to displace in the mounting process, the mounting precision is improved, and the mounting efficiency is improved. And the design that the motor drives the electric cylinder to rotate can quickly turn over the communication electronic element, multi-surface mounting is facilitated, and compared with a traditional manual or other complex turn-over modes, the electric driving rotation mode is more efficient and accurate, the mounting time can be greatly shortened, and therefore the production efficiency is improved.

The invention discloses an out-going escorting system and method based on AR + AI glasses, relates to the technical field of AR glasses, and solves the problems that in the prior art, a law enforcement recorder is tedious in operation, single in function and single in communication mode, the method comprises the AR glasses, an electronic climber, an indoor high-precision positioning base station and a background control center, the AR glasses are used for acquiring real-time video data, acquiring real-time voice, acquiring real-time positioning of a wearer, binding the electronic climber, generating virtual information from related information of the electronic climber through lenses, overlapping the virtual information with a real world scene, and realizing PWL communication with the background control center; the electronic climber is used for obtaining real-time positioning of a wearer, carrying out behavior limitation on the wearer according to a control instruction and achieving binding with the AR glasses, when a police goes out for escorting, the police only need to wear the AR glasses, positioning, communication and operation tasks can be efficiently completed, the working process is greatly simplified, and the law enforcement efficiency and safety are improved.

To enable a user to easily recognize an effect of power consumption reduction by stopping a function of an electronic apparatus SOLUTION: The information terminal acquires a setting of power consumption reduction input from a user, which is a setting of a communicable electronic device, predicts an amount of power consumption reduction based on the acquired setting, draws an image indicating the predicted amount of power consumption reduction and displays the image on a display unit, and transmits the acquired setting of power consumption reduction to the electronic device. The setting of power consumption reduction includes a setting of turning off a communication function of the electronic apparatus, the communication function being a function of communication between the electronic apparatus and the information terminal.SELECTED DRAWING: Figure 3

The invention discloses a strong electromagnetic protection design method for an electronic warfare unmanned aerial vehicle, and relates to the technical field of electromagnetic protection, electromagnetic interference and electromagnetic compatibility. Establishing an electromagnetic simulation model of the unmanned aerial vehicle and the electronic warfare load, and simulating the electromagnetic environment of the key position; distributing electromagnetic protection indexes of the electronic equipment according to the electromagnetic environment simulation result; front door protection design and rear door protection design are carried out on the equipment level, and comprehensive radio frequency management is carried out on the system level; and carrying out equipment electromagnetic compatibility test verification and full-system electromagnetic compatibility test verification, and finally ensuring compatible work of the unmanned aerial vehicle and the electronic warfare load. The invention provides a top-down strong electromagnetic protection design method for solving the electromagnetic compatibility problem caused by strong electromagnetic interference task loads such as a communication electronic warfare system and a radar electronic warfare system carried by the unmanned aerial vehicle, and the electromagnetic compatibility of the system is improved.

The utility model relates to the technical field of communication equipment, in particular to communication equipment which comprises a box body, a partition plate is arranged in the box body, a cabinet door is hinged to the outside of the box body, two parallel sliding rails are fixed to the inner wall of one side of the box body, a plurality of sets of sliding positioning pieces are arranged between the two sliding rails in a sliding and sleeved mode, and the cabinet door is hinged to the cabinet door. The sliding positioning piece comprises two sliding sleeves which are arranged on the sliding rails in a sliding and sleeving mode, a top strip is fixed between the top ends of the two sliding sleeves, and a supporting block fixed to the sliding sleeves is arranged below the top strip. The supporting plates are inserted between the top strip and the supporting block in a sliding mode, and therefore the containing space between the supporting plates can be adjusted, and the supporting plates can be placed in the containing space. And the communication electronic equipment is flexibly placed and installed in cooperation with the supporting plate, and the internal space of the box body is fully utilized.

The invention discloses near field communication electronic equipment, a card reader and an awakening method thereof. In the method, a card reader periodically emits detection waves with fixed amplitude; after receiving the detection wave, the simulation card modulates the detection wave by using the pulse wave with variable amplitude and transmits the pulse wave back to the card reader; the card reader detects the amplitude change of the signals received for multiple times and calculates the amplitude difference value between the adjacent signals; and if the amplitude difference values consecutively and repeatedly accord with the preset regular change, triggering wake-up interruption and establishing communication. According to the invention, by identifying the trend rule of the amplitude change, the detection sensitivity and anti-interference capability of the card reader to the simulation card are significantly improved, and the method is especially suitable for wearable equipment with limited antenna size.

The present invention provides electronic equipment and methods for user-side and base station-side wireless communication, as well as a computer-readable storage medium. The user-side electronic equipment for wireless communication includes a processing circuit configured to match a first artificial intelligence model for performing spatial-domain beam prediction with a second artificial intelligence model for performing time-domain beam prediction, and, if the matching is successful, to reuse beam measurement results between the first and second artificial intelligence models.

The mobile landing device with charging function comprises a lightweight, transportable landing mat or docking station, optionally equipped with solar cells and charging contacts or inductive charging, and featuring one or more detachable batteries or battery packs, along with suitable control and communication electronics. This allows charging stations, for example for drones (UAVs), to be easily placed in convenient locations and deployed in whole or in separate sections using drones themselves, and then easily assembled on site. The communication technology enables the transmission of important information about the landing pad's status (e.g., position, orientation, battery level, etc.).

The present application provides a human-powered vehicle component, a human-powered vehicle control system, and a human-powered vehicle component control method that can set a component to an appropriate power consumption state. The human-powered vehicle component includes an electronic component assembly configured to be connectable to an information processing device and configured to communicate with the information processing device in a state in which power is supplied from the information processing device. The electronic component assembly is configured to switch a power consumption state between a first power consumption state and a second power consumption state in which power consumption is lower than the first power consumption state. In a state in which power is not supplied from a battery for the human-powered vehicle, if power is started to be supplied from the information processing device, the power consumption state is set to the first power consumption state or the second power consumption state. The power consumption state is switched according to a predetermined instruction from the information processing device.

This disclosure relates to the coexistence of GNSS and satellite communications. Electronic devices can communicate with an NTN using an external clock from a non-terrestrial network (NTN). The electronic devices can determine the external clock used for communication with the NTN. The devices can receive indication of the external clock from a Global Navigation Satellite System (GNSS) or from jamming signals. Jamming signals can at least partially mask GNSS signals. Nearby devices may be using an external clock to transmit jamming signals to the NTN. Nearby devices can embed each frame cycle of the external clock into a predetermined pattern of silence periods or transmission gaps. The electronic devices can determine the relationship (e.g., duration offset) between the silence period in the predetermined pattern of silence periods and the frame boundaries of the frame cycle of the external clock. Therefore, the electronic devices can communicate with the NTN even though GNSS signals are masked.

An electric device comprises wireless communicator circuitry and electronic controller circuitry. The wireless communicator circuitry is configured to wirelessly communicate with first wireless communicator circuitry of a first electric device using a first communication protocol. The wireless communicator circuitry is configured to wirelessly communicate with second wireless communicator circuitry of a second electric device using a second communication protocol. The electronic controller circuitry is configured to control the wireless communicator circuitry to wirelessly transmit a first signal using the first communication protocol. The electronic controller circuitry is configured to execute pairing between the electric device and the first electric device based on a first response signal wirelessly transmitted from the first wireless communicator circuitry of the first electric device. The electronic controller circuitry is configured to control the wireless communicator circuitry to wirelessly transmit a second signal using the second communication protocol regardless of the first response signal.

Bioreactor (1) with a vessel (13), an end plate (11), a stirrer, a drive unit (15), at least one field device (50, 50a, 50b) arranged in an interior space (14), the field device having field device electronics and a data transmission unit arranged on the end plate (11), the data transmission unit having a motor head (40) which can be signal-technically coupled with an analysis unit and energy-technically coupled with the drive unit (15) and comprises motor head electronics, and at least one communication unit signal-technically coupled with the motor head (40), comprising an adaptation part (20, 20a, 20b) with adaptation electronics, the adaptation electronics being electrically connected with the field device electronics of the field device (50, 50a, 50b), the adaptation electronics and / or the communication electronics comprising a signal converter, and a communication part (20, 20a, 20b) with communication electronics, the communication electronics being electrically connected with the adaptation electronics and the motor head electronics, the adaptation part (20, 20a, 20b) and the communication part (20, 20a, 20b) being configured as separate, mutually couplable components, the motor head (40) being configured as a separate component which can be coupled with the communication unit.

The utility model is suitable for the technical field of communication electronics, and provides a communication function expansion device applied to a desktop environment, which comprises an audio and video expansion branch circuit communicated with a communication module, and the audio and video expansion branch circuit comprises a display split screen circuit and an audio control circuit. The display split-screen circuit is used for converting one path of display data of the communication module into two paths of synchronous display output data, one path of display output is connected with the local touch display screen, and the other path of display output is connected with the local projection module; the audio control circuit carries out audio channel control by detecting the state of the handle state switch, and the embodiment of the utility model provides a communication module which supports quick call starting and quick switching between a handle mode and a hand-free mode in the call process when a plurality of display output ends are used in a desktop environment. And the use requirements of multiple scenes are met.

The invention relates to the technical field of near field communication, and discloses an antenna system for identifying double tags and electronic equipment, the antenna system for identifying double tags comprises an NFC control chip, a first identification access, a second identification access, a first tag and a second tag, the NFC control chip communicates with the first tag through the first identification access, and the second tag communicates with the first tag through the second identification access. And the NFC control chip communicates with the second tag through the second identification access. The electronic equipment comprises the antenna system for identifying the double tags. According to the invention, the specific position of the first label can be identified and positioned through the first identification channel, and the specific position of the second label can be identified and positioned through the second identification channel, so that the positioning and identification performance of the double labels is realized, the identification accuracy can be ensured, and the user experience is improved.

The invention relates to the technical field of communication electronics, and discloses a clock offset calibration method, system and device, a storage medium and a program product. The method comprises the following steps: acquiring sampling signals respectively acquired by each channel in a polling mode; sequentially comparing the similarity degrees of the sampling signals between adjacent channels in the plurality of channels to obtain the similarity of each target; performing subtraction on adjacent similarities among the target similarities in sequence to obtain difference values of the adjacent similarities; screening out the difference value of the target number with the maximum absolute value from the difference values of the adjacent similarities; and on the basis of each difference value in the target number of difference values, respectively generating a clock input delay adjustment instruction of the sub analog-to-digital converter of the corresponding channel, so that the time-interleaved analog-to-digital converter performs clock offset calibration. According to the scheme, the clock offset calibration efficiency is high, the timeliness is good, and the working accuracy and reliability of the time-interleaved analog-to-digital converter are ensured.

A digital communications port for communications with an external device over multiple conductors, the digital communications port including communication electronics for communicating radio frequency modulation (RF) communications over the multiple conductors. The digital communications port further includes bidirectional power feed electronics that are programmable to be configured to at least receive power from the external device using at least two of the multiple conductors so as to power the bidirectional power feed electronics and to power the communications electronics, or provide power to the external device using at least two of the multiple conductors so as to power the external device.

The utility model discloses an integrated communication electronic junction box, which belongs to the technical field of junction boxes, and comprises a junction box body and a box cover installed on the junction box body through a buckle, threading holes are arranged at the waist parts of the two sides of the junction box body, the integrated communication electronic junction box further comprises installation seats, the number of the installation seats is the same as that of the threading holes, and the installation seats are arranged on the junction box body. And the terminals are distributed in the inner cavity of the junction box body. During use, communication cables penetrate through the threading holes in the two sides and then are in butt joint, after butt joint is completed, the two communication cables in butt joint are pressed to the installation base respectively, pre-tightening is achieved, and after all the cables are pre-tightened, the box cover is installed on the junction box and pressed tightly through the elastic pressing piece. When a large number of communication cables are installed, the position of each cable can be kept fixed only by pressing, so that the operation steps are simplified, and the installation convenience is improved.

The invention discloses a communication electronic signal anti-interference optimization method, system and device, and the method comprises the steps: S1, collecting the multi-dimensional feature information of an expected signal in real time in a signal transmission process, and enabling the multi-dimensional feature information to comprise a frequency feature, a phase feature and an amplitude feature; s2, dynamically generating a calibration signal according to the collected multi-dimensional feature information, and superposing the calibration signal into an expected signal; s3, at a receiving station, through a self-adaptive feedback adjustment mechanism, according to the real-time characteristics of the received noisy signal, generating a reverse-phase superposition calibration signal and feeding the reverse-phase superposition calibration signal to a channel; s4, performing denoising processing on the noisy signal by using an intelligent denoising model based on deep learning; the method has the beneficial effects that the multi-dimensional feature information of the expected signal is collected in real time, the calibration signal is dynamically generated, and the precise reverse-phase superposition calibration signal is generated in combination with a self-adaptive feedback adjustment mechanism, so that various interferences in a complex communication environment are effectively counteracted.

An electronic device may include communication circuitry supporting a plurality of short-range wireless communications, including a first short-range wireless communication and a second short-range wireless communication. The electronic device may include a memory storing at least one computer program, and at least one processor. The at least one computer program may include instructions that, when executed by the at least one processor, individually or collectively, cause the electronic device to detect activation of the second short-range wireless communication while performing the first short-range wireless communication using a first link corresponding to a first frequency band and a second link corresponding to a second frequency band higher than the first frequency band. The instructions may cause the electronic device to perform scheduling of the first link and the second link, based on a first throughput of data transmitted / received through the first short-range wireless communication and a second throughput of data to be transmitted / received through the second short-range wireless communication. The instructions may cause the electronic device to perform, based on the scheduling, the first short-range wireless communication using the first link and the second short-range wireless communication using the second link during a first time, and the first short-range wireless communication using the second link and the second short-range wireless communication using the first link during a second time.

The invention discloses a radial power combiner and an implementation method thereof. The radial power combiner is applied to the fields of communication, electronic countermeasures and the like. Impedance of an input connector is system characteristic impedance, the impedance of the input connector is evenly distributed and installed on the periphery of an outer conductor of the synthesizer at intervals, and an inner conductor of the input connector is directly connected to an inner conductor of the synthesizer; the impedance of the output connector is system characteristic impedance, the output connector is installed at the output end of the outer conductor of the synthesizer, and the inner conductor of the output connector is directly connected to the inner conductor of the synthesizer; the inner conductor is supported and installed between the synthesizer inner conductor and the synthesizer outer conductor, and the number of paths of the synthesizers is four. The power combiner disclosed by the invention is wide in working bandwidth, high in synthesis efficiency and easy to realize in structure.

The present invention relates to an apparatus and method for supporting vehicle-to-everything communication and a system including the same. A V2X communication apparatus, a system including the same, and a method are provided. The V2X communication apparatus includes a communication electronic control unit (ECU) that processes messages transmitted and received in a wired or wireless manner, and an application (AP) ECU that identifies messages transmitted and received by the communication ECU through an internal protocol of a vehicle and provides corresponding service information. The AP ECU is disposed as a system area separate from the communication ECU. The AP ECU and the communication ECU transmit and receive messages through Ethernet or a controller area network (CAN) communication that is an internal protocol of the vehicle.