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41 results about "Microprocessor chip" patented technology

Children migraine through-ear vagus nerve stimulation therapeutic apparatus

The invention provides a child migraine transaural vagus nerve stimulation therapeutic apparatus, which comprises a controller main body, and is characterized in that a microprocessor chip is arranged in the controller main body and is used for processing signals, controlling stimulation parameters and monitoring working states; the receiver main body is internally provided with a high-sensitivity wireless signal receiving module, is connected with the controller main body and is used for receiving a wireless signal sent by the stimulator, converting the wireless signal into an electric signal and transmitting the electric signal to the controller main body; the interior of the ear canal electrode comprises a protective cylinder and a round head, the round head is arranged in the controller body, the ear canal electrode relates to the technical field of medical instruments, the electrode designed according to the structural characteristics of the ears of the children can be accurately matched with the ears of different children, the accuracy and effectiveness of transaural vagus nerve stimulation are guaranteed, and the safety of the children is improved. The protective cylinder and the round head capable of being adjusted in all directions of the auditory meatus electrode and the auricular conchae electrode are flexibly adjusted through the molding rod, so that the attaching degree of the electrode and the ear is higher, a stimulation signal can be more effectively transmitted to the vagus nerve of the ear, and the treatment effect is improved.
Owner:920TH HOSPITAL OF THE JOINT LOGISTIC SUPPORT FORCE OF THE CHINESE PEOPLES LIBERATION ARMY

Data processing method for analog electrically erasable memory, analog electrically erasable memory, and microprocessor chip

PCT designated stageWO2025218561A1Read-only memoriesComputer hardwareEmbedded system
The present application relates to the technical field of digital circuits, and in particular to a data processing method for an analog electrically erasable memory, an analog electrically erasable memory, and a microprocessor chip. The data processing method for an analog electrically erasable memory comprises: in response to an access request, and when the access request is a write request, determining whether an active sector exists in all sectors; if the active sector exists, writing into a null address of the active sector a data record carried in the write request; if the active sector does not exist, selecting an empty sector having the fewest erase count as an active sector, wherein when it is determined that the number of empty sectors reaches a preset threshold, a full sector having the fewest effective record among the full sectors having the fewest erase count is selected as a compressed sector; and writing an effective record in the compressed sector into the active sector, erasing a data record in the compressed sector, updating erase count information of the compressed sector, and updating the state of the compressed sector into an empty sector.
Owner:HANGZHOU SHUOTIAN TECH CO LTD

Motorcycle instrument based on microprocessor chip

The utility model provides a motorcycle instrument based on a microprocessor chip, and aims to improve the integration level, functionality, reliability and safety of the motorcycle instrument. The system comprises a plurality of signal acquisition and processing modules, such as an environment temperature, oil quantity, water temperature, rotating speed and vehicle speed signal processing module, and an instrument startup detection module, an engine fault detection module, an ABS fault detection module and an automobile data recorder module. Through the microprocessor chip, the modules can monitor and process vehicle operation parameters in real time, and accurate information is provided for a driver. The design of the liquid crystal screen backlight power supply circuit module and the vehicle speed signal processing module considers the efficiency, the stability and the anti-interference capability, and ensures that stable and accurate information display is provided in various environments. In addition, the system is also integrated with a Bluetooth circuit module, so that the communication capability with other equipment is enhanced. And the microprocessor chip is connected with each module through a plurality of pins, so that efficient data processing and display are realized.
Owner:NINGBO KEDA AUTOMOBILE METER CO LTD

An explosive-free electronic detonator controlled by a high-voltage analog circuit integrated chip

The present invention claims protection for an explosive-free electronic detonator controlled by a high-voltage analog circuit integrated chip, specifically belonging to the technical field of explosive-free electronic detonators; the technical problem to be solved is: to provide an improvement in the hardware structure of an explosive-free electronic detonator controlled by a high-voltage analog circuit; the technical solution adopted to solve the technical problem is: one end of the printed circuit board welded to the plasma ignition device is encapsulated in a card waist through a plastic sealing plug; the detonator metal shell is connected to the charge shell as a whole through the card waist, and a detonator charge structure is arranged inside the charge shell; a high-voltage analog circuit integrated chip, an MCU microprocessor chip and a high-voltage energy storage capacitor are welded on the printed circuit board, and a circuit board control port is provided at the other end of the printed circuit board, and the circuit board control port is externally connected to a two-wire control pin line that is remotely connected to the detonator, and the two-wire control pin line is encapsulated in the card port through a sealing plug; the present invention is applied to explosive-free electronic detonators.
Owner:SHANXI CHENRUNLONG TECH CO LTD

Device for heating liquid medicine through PTC ceramic heating rod

The utility model relates to a device for heating liquid medicine through a PTC ceramic heating rod. The device comprises a PTC ceramic heating pipe, a temperature sensor, a liquid-electricity separation table, a bottom cover, a heating pipe insulation gasket, a lower separation table sealing gasket, a heating pipe lock nut, an upper separation table sealing gasket and a heating pipe circuit conversion connector. When the liquid medicine enters the heating space and is in contact with the PTC ceramic heating tube to conduct the circuit, the temperature sensor can transmit a detected temperature signal to the micro-processing chip on the main circuit board, and the micro-processing chip instructs the PTC ceramic heating tube to work according to the signal, so that the temperature in the heating space is kept between 43 + / -0.5 DEG C. And the conditions of temperature loss and low efficiency of a traditional hot bath heating mode are avoided, so that the liquid medicine is accurately and stably heated.
Owner:SHUANGJIU MEDICAL TECH (TIANJIN) CO LTD

Vehicle-mounted RGB intelligent surface lamp strip hardware system

The invention relates to a vehicle-mounted RGB intelligent surface lamp strip hardware system which comprises a microprocessor MCU, a CAN-FD chip, an LIN-Bus chip, an LDO low dropout linear voltage stabilization chip and a wireless Bluetooth communication module. The microprocessor MCU is used for outputting an LED control signal; the CAN-FD chip is linked with the microprocessor chip, communicates with a CAN interface of the vehicle machine, receives LED control strategy data of the vehicle machine and sends a working state; the LIN-Bus chip is linked with the microprocessor chip, communicates with the LIN interface of the vehicle-mounted terminal, receives the LED control strategy data of the vehicle-mounted terminal, and sends the working state; the wireless Bluetooth communication module is linked with the microprocessor MCU and is in Bluetooth wireless communication with mobile equipment, and the working mode of the LED lamp strip is arranged; the LDO low-dropout linear voltage stabilization chip is used for converting a vehicle-mounted power supply into a 5V voltage source and a 3.3 Vdc voltage source respectively; the method has the advantages that vehicle-gauge-level power supply protection, bus protection, firmware OTA and safety verification of a hardware system are achieved.
Owner:CHANGCHUN FAWAY AUTOMOBILE COMPONENTS CO LTD

System unit and method of a database module of an amusement machine for protection against manipulation of the system time

The invention relates to a system unit (10) of a database module of an amusement machine for protecting against manipulation of the system time, comprising a microprocessor chip (MPU) (12), a microcontroller (14) with a time component (14a), and an RTC component (16) that generates a first time value. The microprocessor chip (12) is connected to the RTC component (16) via a first data bus interface (18). The microprocessor chip (12) is connected to the microcontroller (14) via a second data bus interface (20). The microcontroller (14) generates a second time value. The RTC component (16) and the time component (14a) have a clock rate of 1 Hz. The clock rate of the RTC component (16) is coupled to the clock rate of the time component (14a). The time values ​​are read by the microprocessor chip (12) and cyclically compared with one another.
Owner:ADP GAUSELMANN GMBH

Following type cloth cover temperature measurement recorder of heat-setting machine

The invention relates to the technical field of temperature measurement recorders, in particular to a following type cloth cover temperature measurement recorder of a heat-setting machine, which comprises a following type high-temperature-resistant box body, a non-contact data acquisition and data storage unit and a data reading and data management unit, the following type high-temperature-resistant box comprises a box body, a first heat insulation layer, a second heat insulation layer, a steel wire lock catch, a stainless steel corrugated net supporting foot, a box cover, a circuit board fixing frame, a focusing lens, a universal connecting pipe, a metal extending pipe and a high-temperature optical fiber. The non-contact data acquisition and data storage unit comprises an infrared temperature measurement sensor, a micro-processing chip, a USB (Universal Serial Bus) card slot, a rechargeable battery and a circuit board; by adopting a non-contact infrared temperature measurement technology and a follow-up temperature measurement mode of synchronous movement of the fabric, global dynamic cloth cover temperature data of the moving fabric in the heat-setting machine can be accurately acquired, and the problem that the actual dynamic temperature of the cloth cover cannot be reflected by a traditional fixed thermocouple or a handheld thermodetector is solved.
Owner:NINGBO JINGFENG MEASUREMENT & CONTROL TECH CO LTD +1

Intelligent player special for elevator safety propaganda

A special intelligent player for elevator safety propaganda comprises a shell, and a loudspeaker, an LED lamp bead, a UPS standby power supply, a storage chip, a 4G module, a voltage monitoring sensing module, a human body infrared sensing module and an MCU microprocessor chip are arranged in the shell. The MCU microprocessor chip is connected with the loudspeaker, the LED lamp bead, the UPS standby power supply, the storage chip, the 4G module, the voltage monitoring sensing module and the human body infrared induction module. In conclusion, safety knowledge and warm prompts are played, a comfortable elevator taking environment is created, and the satisfaction degree and the trust sense of passengers are improved; in an emergency, the nervous mood of the passengers can be effectively relieved and the sense of safety of the passengers can be enhanced through the escape guidance, psychological counseling and behavior persuasion information provided by the system; according to the intelligent player special for elevator safety propaganda, the safety performance of an elevator is improved, the elevator taking experience of passengers is improved, convenience is brought to property management, and the win-win situation in multiple aspects is achieved.
Owner:HEBEI RUNSEN INFORMATION TECH CO LTD

Pre-amplification stage circuit and micro-processing chip

According to the pre-amplification stage circuit and the micro-processing chip provided by the embodiment of the invention, the first end of a first input module and the first end of a second input module are electrically connected with a first power supply, and the second end of the first input module is electrically connected with the first end of a first load module; the second end of the second input module is electrically connected with the first end of the second load module; the second end of the first load module and the second end of the second load module are electrically connected with the second power supply; the first switch module is arranged between the first end of the first load module and the first end of the second load module; in the first state, the first switch module conducts electric connection between the first end of the first load module and the first end of the second load module. When the first state is switched to the second state, the first switch module disconnects the electrical connection between the first end of the first load module and the first end of the second load module. The amplification efficiency is improved.
Owner:CHENGDU GEEHY TECH CO LTD

A thermal printing control method and micro processing chip

This invention discloses a thermal printing control method and a microprocessor chip. The thermal printing control method includes: in response to a printing request, dividing the pixels of the row to be printed into at least a first group of pixels and a second group of pixels; heating the first group of pixels according to a first sequence of heating pulses, and heating the second group of pixels according to a second sequence of heating pulses, thereby completing the heating and printing of the pixels of the row to be printed. This invention solves the problems of excessive instantaneous current and localized overheating caused by simultaneous heating of multiple pixels during thermal printing.
Owner:APEX MICROELECTRONICS CO LTD

An intelligent zero sequence current transformer and a leakage current detection and fault diagnosis method thereof

PendingCN122307175AHemt circuitsElectric cables
This invention discloses an intelligent zero-sequence current transformer and its leakage current detection and fault diagnosis method, belonging to the field of transformer technology. The transformer includes a toroidal magnetic core, a high-sensitivity leakage current detection circuit, and a microprocessor chip. The toroidal magnetic core is installed on the monitored three-phase four-wire cable, and the toroidal magnetic core is connected to the high-sensitivity leakage current detection circuit. The high-sensitivity leakage current detection circuit is connected to the microprocessor chip, which has a communication interface for sending alarm signals and waveform recording files. This invention accurately extracts weak leakage currents through high-sensitivity detection and three-stage cascaded adaptive filtering; it employs a multi-scale time-frequency attention fusion network to intelligently identify various fault types and achieve early warning; and it integrates fault waveform recording functionality to provide complete waveform data for accident analysis, significantly improving the sensitivity and accuracy of ground fault detection and diagnosis, and ensuring the safe operation of the power system.
Owner:国网内蒙古东部电力有限公司呼伦贝尔供电公司 +2

ESD protection device and microprocessor chip

PCT designated stageWO2025228165A1Materials sciencePhysics
The present application provides an ESD protection device and a microprocessor chip. The ESD protection device comprises: an A-conductivity type substrate; a B-conductivity type deep well region; an A-conductivity type well region, a first B-conductivity type doped region, a second B-conductivity type doped region, and a third A-conductivity type doped region being arranged in the A-conductivity type well region; and a B-conductivity type well region, a first A-conductivity type doped region, a second A-conductivity type doped region, and a third B-conductivity type doped region being arranged in the B-conductivity type well region, wherein the first B-conductivity type doped region, the first A-conductivity type doped region, the second A-conductivity type doped region, and the second B-conductivity type doped region extend in a second direction, respectively; and the third A-conductivity type doped region and / or the third B-conductivity type doped region extend in a first direction. In embodiments of the present application, a simple and compact layout design mode is used to realize bidirectional ESD protection between two ports, and the present application is applicable to the whole chip.
Owner:SHANGHAI LINGFAN MICROELECTRONICS CO LTD

Automatic control valve opening and closing system

The invention relates to the field of automatic control systems, and discloses an automatic control valve opening and closing system, which comprises a main controller module, a control module, a control module and a power supply module, and is characterized in that an integrated microprocessor chip is arranged in the main controller module for receiving an external command signal and generating a corresponding control command through preset program logic operation; the actuator module is used for receiving the control command sent by the main controller module and driving a valve to regulate and control angle position parameters of a target object; the detection sensing module is used for acquiring field dynamic data in real time through a sensing terminal and uploading the field dynamic data to the main controller module; and the redundant backup channel is used for taking over the control right and maintaining the lowest basic function operation of the system when the main controller module or the actuator unit breaks down. A microprocessor chip and a micro servo motor are integrated to control opening and closing of a valve, the occupied area is greatly reduced through the integrated design, precious factory space resources are saved, the utilization rate of production space is improved, and economic benefits are obviously superior to those of an old-fashioned structure in scattered arrangement.
Owner:SHANGHAI WENTE FLUID CONTROL VALVE CO LTD

Overdose Reviver Pressurized Spray

The Overdose Reviver Pressurized Spray, provides two different methods to administer Narcan solution intranasally, containing enough Narcan solution, and pressurized air for at least ten one second 4 mg squirts of Narcan solution with or without a 3″ long extension air tube. To aim from the base of a nostril, depress an atomizing air release valve, administering atomized, pressurized Narcan solution into the nostrils of an unconscious, opioid overdosed person. Or to remove an air release valve, insert a pressurized air canister with Narcan solution into The Overdose Reviver Automatic Inhaler, supplying the necessary pressurized air, and Narcan solution for an Automatic Inhaler to perform its automatic reviving method. Wherein a microprocessor chip detects a life-threatening low heart rate, an Automatic Inhaler will automatically, repeatedly, administer atomized, pressurized Narcan solution into the nostrils of an unconscious opioid overdosed person once every two to three minutes and alert for help.
Owner:ROBERTS KEITH ALAN

Thermal management systems and methods for electrically-powered devices such as microprocessors and microprocessor chips

Described herein are devices, systems and methods for utilizing fluid cooling to thermally manage electrically-powered devices such as microprocessors and microprocessor chips. Embodiments incorporating features of the present disclosure can purge heated cooling fluid from the system immediately after it has been used to absorb heat from an electrically-powered device, so that other devices in the system do not receive cooling fluid from another device in the system. In some embodiments, cooling fluid can be made to directly impinge on or near an electrically-powered device such as a microprocessor or microprocessor chip.
Owner:PIKULSKI JOSEPH L +1

An intelligent laparoscopic limiter for preventing uterine perforation

ActiveCN116530925BSurgeryEndoscopesUterine perforationVision sensor
The present invention discloses an intelligent laparoscope limiter for preventing uterine perforation. The electric push rod pushes the limit plate to move in the left and right directions, which is conducive to adjusting the position of the limit plate to achieve limiting of different depths of the laparoscope. The infrared ranging sensor can detect the spacing position of the detection column in real time. Since the detection column can be driven by the limit plate, the position information of the limit plate can be obtained by detecting the position of the detection column, which is convenient for precise control. The visual scanning of the visual sensor can be conducive to judging the spacing between the installation sleeve and the inner wall of the patient's uterine cavity. When the spacing size is within a preset detection safety range, the microprocessor chip can synchronously send a high level to the alarm and the electric push rod, which is conducive to the alarm sounding an alarm to remind medical staff to stop operating. At the same time, the electric push rod can also push the limit plate to extend, which is conducive to the limit plate being attached to the outside of the patient's vaginal opening. The limit plate can prevent the laparoscope from penetrating into the uterine cavity again under the push of the medical staff's hands.
Owner:FOURTH MILITARY MEDICAL UNIVERSITY

Intelligent in-vivo hemostatic clip device, hemostatic effect monitoring system and monitoring method

The invention provides an intelligent in-vivo hemostatic clip device and a hemostatic effect monitoring system and method. The intelligent in-vivo hemostatic clip device comprises a hemostatic clip body and two clamping arms symmetrically arranged at the clamping end of the hemostatic clip body, and micro biosensors are arranged on the inner surfaces of the clamping arms; the wireless communication module, the micro-processing chip and the degradable micro-power module are packaged in the hemostatic clip body, and the micro-biosensor is used for detecting the red blood cell concentration of interstitial fluid around a puncture point in real time and transmitting a detection signal to the micro-processing chip; a safety threshold early warning module is deployed on the micro-processing chip, receives the detection signal, compares the detection signal with a corresponding safety threshold, and generates corresponding early warning information if the detection signal exceeds the corresponding safety threshold; the wireless communication module receives the early warning information and transmits the early warning information to external terminal equipment in real time; the postoperative bleeding condition can be accurately monitored in real time, and secondary operation exploration or iconography examination is avoided.
Owner:THE SECOND XIANGYA HOSPITAL OF CENT SOUTH UNIV

Multifunctional integrated motor control system for hybrid power new energy automobile

The invention discloses a multifunctional integrated motor control system for a hybrid new energy vehicle, which comprises a microprocessor chip, and an oil pump motor power circuit, a gear shifting motor power circuit, a power generation motor power circuit, a driving motor power circuit, an Elock circuit and a power supply circuit which are electrically connected with the microprocessor chip, the microprocessor chip controls the oil pump motor through the oil pump motor power circuit, and the microprocessor chip controls the gear shifting motor through the gear shifting motor power circuit. According to the multifunctional integrated motor control system for the hybrid power new energy automobile, a BGA292 packaging MCU main arithmetic unit chip is used, four motor control functions and a power coupling module control function are achieved, and a high-reliability hardware foundation with the cost performance advantage is provided for an electric drive controller of the hybrid power system new energy automobile.
Owner:ZHEJIANG YIKONG POWER SYST CO LTD

Portable energy-saving power supply and operation control method therefor

Provided in the present invention are a portable energy-saving power supply and an operation control method therefor, which achieve the aims of energy saving, environmental protection and noise reduction of a portable energy-saving power supply device. An internal combustion engine is coaxially connected to a permanent magnet synchronous generator, drives the generator to output a three-phase alternating current, and converts the three-phase alternating current into a direct-current voltage by means of a rectification and filtering module, so as to realize stable voltage output. On the basis of an output load capacity of a power supply, a microprocessor chip controls a stepping motor to control the opening / closing and the degree of opening of a throttle and a choke, so as to control the rotation speed of the internal combustion engine and the rotation speed of the generator, thus realizing the stable output of a suitable voltage and power. When an output voltage has met requirements, a rechargeable battery is disconnected by means of a relay, and power supply is switched to a DC‑DC power supply module, thereby reducing the electric energy consumption of the rechargeable storage battery. If it is detected that the voltage of the rechargeable storage battery is insufficient when power is supplied by a generator power supply, a generator output circuit can also be switched and connected to a battery charging circuit, thereby realizing the automatic charging of the rechargeable battery.
Owner:XIAN AEROSPACE PROPULSION TESTING TECH RES INST

Real-time online detection system suitable for biliary tract pressure

The invention discloses a real-time online detection system suitable for biliary tract pressure, which comprises a pressure sensor assembly, a signal conditioning module, a data processing module, a data transmission module, a display module and a power supply module, by arranging the silicon-based piezoresistive pressure sensor and the high-performance signal conditioning module, tiny changes of pressure in the biliary tract can be accurately monitored in real time, accurate illness state data are provided for doctors, illness state changes can be found in time, the diagnosis accuracy is improved, and the diagnosis time is shortened. The pressure sensor is packaged in the shell made of the biocompatible high polymer material, so that stimulation and untoward effects on human tissues are reduced, the infection risk is reduced, and the comfort level and safety of a patient are improved; by arranging the data processing module, a microprocessor chip and a built-in algorithm, various parameters of pressure can be rapidly and accurately calculated, data are stored and analyzed, comprehensive illness state information is provided for doctors, and the doctors are assisted in formulating a reasonable treatment scheme.
Owner:AFFILIATED HOSPITAL OF JINING MEDICAL UNIV

Three-element environment measuring instrument based on MSP430

The utility model discloses a three-element environment measuring instrument based on MSP430, which comprises a measuring instrument shell, a temperature sensor, a humidity sensor and an air pressure sensor, a control circuit board is fixed in the measuring instrument shell, and a signal acquisition circuit and a communication interface circuit are arranged on the control circuit board around an MSP430 microprocessor chip. The air pressure sensor is fixed on the control circuit board and is connected with the signal acquisition circuit, and a temperature sensor connector, a humidity sensor connector, a gas interface connector and a communication interface socket are respectively arranged on the measuring instrument shell. The temperature sensor and the humidity sensor are connected with a signal acquisition circuit of the control circuit board through a plug of the connector, the gas interface connector is provided with a pipeline interface, and a gas connecting pipe is inserted into the pipeline interface of the gas interface connector to be connected to the gas pressure sensor on the control circuit board. And the communication interface socket is connected with a communication interface circuit on the control circuit board through a contact pin.
Owner:HUAYUNSHENGDA(BEIJING)METEROLOGICAL TECH CO LTD

Adapter device for mounting a microprocessor in a semi-metallic card

The invention relates to the field of manufacturing payment and identification cards which have metallic layers in the structure thereof and are intended for contactless payment or identification. The technical result of the claimed device is that of automating the process of implanting a microprocessor and making it possible to use microprocessors without inductive technology to implement a contactless interface. The claimed technical result is achieved by virtue of the structure of an adapter device for mounting a microprocessor in a semi-metallic card, said adapter device being a multi-layered printed circuit board with an opening for receiving the chip of a microprocessor, wherein the multi-layered printed circuit board comprises at least two layers of a foil-coated material fastened to one another by an adhesive composite composition, and contacts arranged on the surface of the adapter device that is oriented toward the face of the card when the adapter device is mounted in the body of the card, said contacts being intended for connection with contacts of the microprocessor, wherein each layer of the multi-layered printed circuit board has arranged thereon turns of an electric coil which are connected to one another and to the contacts by a metallized coating on the walls of openings in the layers of the multi-layered printed circuit board.
Owner:AYBAZOV OLEG UMAROVICH

Leakage compensation circuit, crystal oscillator circuit, and microprocessor chip

A leakage compensation circuit (1101), a crystal oscillator circuit, and a microprocessor chip (1100). The leakage compensation circuit (1101) comprises: an IO module (100); a leakage compensation module (200), which comprises a source follower transistor (210) and a leakage current mirror transistor (220), wherein the source follower transistor (210) is electrically connected to an output end of the IO module (100) and is used for receiving and outputting a leakage current of the IO module (100), and the leakage current mirror transistor (220) is electrically connected to an output end of the source follower transistor (210) and is used for outputting a leakage compensation current on the basis of the leakage current of the IO module (100); and a crystal oscillator driving module (300), which is electrically connected to the output end of the IO module (100) and an output end of the leakage compensation module (200), and is used for receiving the leakage current and the leakage compensation current, and outputting a leakage compensation result on the basis of the leakage current and the leakage compensation current. The leakage compensation circuit can perform leakage compensation on an IO circuit, thereby ensuring the normal operation of the IO circuit.
Owner:CHENGDU GEEHY TECH CO LTD

Linear regulator circuit, memory circuit, and microprocessor chip

The present application provides a linear regulator circuit, a memory circuit, and a microprocessor chip. By means of the design of the regulator circuit, a load current change rate of a circuit output end can be collected, and a second control signal is generated on the basis of the load current change rate, so that an output transistor can output a stable voltage under the control of a first control signal from an error amplifier and the second control signal, reducing the impact of load change on the output voltage. Thus, the problems caused by load current jumps and temperature change are solved, and the stability and effectiveness of an output voltage are improved.
Owner:SHANGHAI LINGFAN MICROELECTRONICS CO LTD

Pin nondestructive testing system and method based on near-field probe and phase-locked amplification

The invention discloses a pin nondestructive testing system and method based on a near-field probe and phase-locked amplification, and relates to the technical field of pin detection, the system comprises a square wave generation module, a near-field probe device, a signal preceding stage channel, a frequency measurement phase-locked module based on combination of an FPGA and an ARM, a demodulation module based on combination of the FPGA and the ARM, a communication interface and an upper computer; the square wave generation module comprises a multi-pin microprocessor chip based on STM32 and a pin external connection line of the multi-pin microprocessor chip. According to the invention, rapid and accurate nondestructive testing can be carried out on the pins of the multi-pin microprocessor, the near-field probe device and the frequency measurement phase locking module are combined, local electromagnetic signals in the pin range are captured, signal changes corresponding to pin defects are accurately extracted from a complex electromagnetic environment, and calibration and positioning are carried out.
Owner:SUN YAT SEN UNIV

Automotive Microprocessor Chip Architecture Based on RISC-V Instruction Set Architecture

The present invention provides a vehicle - used microprocessor chip architecture based on the RISC - V instruction set architecture. By selecting the RISC - V instruction set architecture, the instruction set is completely open - source and customizable. While achieving differentiated design, it realizes the function of completely autonomous and controllable chips. In this architecture of the present invention, a secure execution environment and secure storage are constructed through the TEE technology of the RISC - V CPU, and a hardware - based security boundary is built through the independent CPU and storage unit of the HSM, realizing double - layer memory isolation access protection of software security + hardware security. Based on the development practice and functional requirements of autonomous vehicle controllers, and facing application fields such as gasoline engine controllers, body domain controllers, power domain controllers, and gateway controllers, the present invention adopts a bus - based and function - modular design method, which is convenient for function trimming and applicable to low - cost vehicle models.
Owner:DONGFENG MOTOR GRP

Multi-functional integrated motor control system for hybrid new energy vehicle

ActiveCN120621073BNew energyDrive motor
The application discloses a multifunctional integrated motor control system for a hybrid new energy vehicle, which comprises a microprocessor chip and an oil pump motor power circuit, a gear shifting motor power circuit, a power generation motor power circuit, a driving motor power circuit, an Elock circuit and a power supply circuit which are electrically connected with the microprocessor chip respectively. The microprocessor chip controls the oil pump motor through the oil pump motor power circuit, and controls the gear shifting motor through the gear shifting motor power circuit. The multifunctional integrated motor control system for the hybrid new energy vehicle uses a BGA292 package MCU main operator chip, realizes four motor control functions and power coupling module control functions, and provides a high reliability hardware basis with a cost performance advantage for a hybrid power system new energy vehicle electric drive controller.
Owner:ZHEJIANG YIKONG POWER SYST CO LTD

A static reactive power compensation device based on ZYNQ

The application discloses a static reactive power compensation device based on ZYNQ, which comprises a main controller, a voltage source inverter, a reactor, a power module and a ZYNQ module; a microprocessor, a ZYNQ chip and a first FPGA chip are arranged in the ZYNQ module; a driving board and a first turn-off semiconductor device are arranged in the power module; the driving board is connected with the main controller; the driving board is internally provided with a second FPGA chip; the first turn-off semiconductor device is internally provided with a switch tube S1, a switch tube S2, a switch tube S3 and a switch tube S4; the driving board is used for sending PWM waves; the switch tube S1, the switch tube S2, the switch tube S3 and the switch tube S4 are used for receiving the PWM waves; the first FPGA chip is connected with the second FPGA chip; the first FPGA chip is used for processing analog quantity zero drift; the second FPGA chip is connected with a fiber board through backboard LVDS wiring; and the fiber board is connected with a unit driving board through a transceiving optical fiber. The device can realize efficient real-time dynamic reactive power compensation, guarantee the stability of data transmission and realize high integration of the chip.
Owner:BAODING SIFANGSANYI ELECTRIC +2

Mobile wireless broadband network interface card (mwbnic) and k-net

System and methods relating to a Mobile Wireless Broadband Network Interface Card (MWBNIC) for networking mobile devices on a Wi-Fi network and other broadband spectrums to maintain connectivity and data flow while in motion or stationary. The MWBNIC which connects to nodes simultaneously is built into electronic devices as a connecting modem or plugged in via external ports. A microprocessor Chip attached to a circuit board with a Network Packet Controller Chip coupled to dedicated cache memory temporarily stores the last N data packets from a node and maintains packet continuity. A changing Connection Code enhances security. Protocols control packet processing, networking. The MWBNIC embedded packet control protocol pushes, pops, compares and deletes packets from cache when a device is in motion and connects to a mechanism for determining bandwidth on nodes, a mechanism for switching frequency and a pre-determined connectivity data set that connects the modem in motion.
Owner:GALACTIC TELECOM GRP LLC