4475 results about "Electronic systems" patented technology

The invention discloses an online aging state monitoring method and system for a silicon carbide MOSFET, and belongs to the technical field of semiconductor device monitoring, and the method specifically comprises the steps: collecting the working voltage, working current and junction temperature data of the silicon carbide MOSFET in real time, analyzing and processing the data through a data processing unit, and extracting the aging state characteristic parameters of the MOSFET; a dynamic aging state evaluation model fusing multi-source data and time sequence information is adopted to evaluate the aging state of the silicon carbide MOSFET, and a result is output to a display unit; according to the method, the aging state of the silicon carbide MOSFET is monitored, multi-level alarm strategies are set, different levels of alarm signals are triggered according to the aging state, meanwhile, feedback data are collected to optimize the state evaluation model, real-time and accurate monitoring of the aging state of the silicon carbide MOSFET is achieved, and the reliability and stability of a power electronic system are improved.

The invention provides a whole vehicle function detection method and system, electronic equipment and a storage medium, and the method comprises the steps: obtaining vehicle standard information corresponding to the identity information of a to-be-detected vehicle, responding to a whole vehicle function detection request, respectively executing a first function detection step and a second function detection step, and obtaining a first detection result and a second detection result, comparing the vehicle standard information with the detection result to obtain detection standard comparison information, and performing detection rating to obtain a whole vehicle function detection rating result; according to the invention, after the vehicle standard information corresponding to the vehicle machine identity is obtained, the standardized detection process of the first function detection step and the second function detection step is executed, so that the consistency and the adaptability of the vehicle electronic control unit and the vehicle machine system control detection process are ensured, and scoring is carried out based on the detection comparison result. The electronic system state of the vehicle can be comprehensively evaluated, the manual participation degree is reduced, the possibility of human errors is reduced, and the after-sales service detection quality is improved.

An electronic system includes a monitored device and a management device. The monitored device operates according to an operating system and generates a display image. The management device is connected to the monitored device through a communication network. The management device periodically receives, from the monitored device, screen image data corresponding to the display image, determines whether an error that causes the operating system of the monitored device to become inoperable occurs in the operating system of the monitored device based on a network connection state with the monitored device, determines a type of the error based on error determination factors and an analysis result of the screen image data, and transfers, to the monitored device, a request indicating follow-up actions to take to resolve the error, the follow-up actions corresponding to the type of the error.

A two-phase cold plate that includes a manifold body having a fluid inlet and a fluid outlet each fluidly coupled to a fluid pathway housed within the manifold body and a vaporization structure housed within the manifold body such that the fluid pathway is disposed over the vaporization structure. The vaporization structure includes a cavity cover, a porous surface, a vapor cavity disposed between the cavity cover and the porous surface, and one or more porous feeding posts extending between the cavity cover and the porous surface. The one or more porous feeding posts fluidly coupled the fluid pathway with the porous surface of the vaporization structure and the porous surface includes a plurality of nucleation sites configured to induce vaporization of a cooling fluid and facilitate vapor flow into the vapor cavity of the vaporization structure.

The invention discloses a modular micro-nano satellite integrated power system suitable for batch production and an assembly method thereof. The integrated power system is composed of a semi-open type electric box structure and a modular circuit board. The electricity box structure comprises an electricity box upper cover and an electricity box lower cover, and a plurality of threaded holes are formed in the two sides of the electricity box upper cover and the two sides of the electricity box lower cover and used for being connected with a satellite structure cabin plate; the heat dissipation plate bodies are distributed on the two sides of the modular circuit board; the modularized circuit board is provided with a plurality of circuit boards which are respectively provided with electronic modules in a stacking arrangement. A plurality of electronic modules are integrated into an electronic system by adopting a mechanical-electrical-thermal integrated design method, the system breaks through the function limit of a traditional satellite subsystem, the defects of information exclusion and resource waste are eliminated, a satellite is used as a whole to be subjected to unified design and resource planning tradeoff from the system level, and the system performance is improved. The weight of cables and connectors between electronic modules is greatly reduced, and the effective load ratio is improved.

The present disclosure relates to a computer-implemented process for evaluating user activity, user preference, and / or user habit via one or more personal devices and providing precisely timed and situationally targeted content recommendations. It is an object of the present disclosure to provide a technological solution to the long felt need in small scale content recommendation systems caused by the technical problem of generating situationally targeted and user preference targeted content recommendations for users of an interactive electronic system.

Embodiments of the present disclosure relate to a system, software application, and methods for providing an improved electronic written communication that sounds like the user, as well as being tailor-fit to the writing style of the recipient in order to avoid miscommunication caused by personality, clarity, cultural, or generational writing differences. Systems and methods of the present disclosure may enhance written electronic communication through the integration of personalized profiles for both senders and recipients. By leveraging advanced stylometry and behavioral psychology profiling, the system tailors communications to fit individual needs. Additionally, this solution ensures that system-generated content matches the sender's natural writing style, saving time and maintaining authenticity. The system also provides real-time feedback and adjustments to avoid potential communication frictions. Moreover, embodiments of the present disclosure bridge miscommunication gaps caused by cultural and generational differences by interpreting these nuances and incorporating them into the improved electronic written communication.

The present disclosure provides a protective enclosure for electronic systems. The enclosure comprises a polymer-containing matrix and a metamaterial incorporated into the matrix. The metamaterial is tuned to a specific permittivity or permeability to absorb or reflect a particular frequency. The protective enclosure may be used to create a safe inner environment for electronic components while facilitating uninterrupted wireless communications to / from the outer environment. Additionally, the protective enclosure may be used to protect against electromagnetic interference. In particular, shielding metamaterials are configured individually or in combination to specifically shield (via reflection, absorption, etc.) against relatively wide bands of electromagnetic frequencies, while transparent metamaterials are configured specifically to pass electromagnetic signals within narrow bands of frequencies. This new approach resolves and vastly improves current shield solutions, such as Faraday cages. For example, tuned metamaterials may be configured across a variety of preconfigured frequencies, and can be constructed of lightweight materials.

The invention relates to a micro-grid system life optimization method. Comprising the following steps: S1, acquiring a generated power curve of a wind electronic system; s2, constructing a state space prediction model, inputting the generated power curve into the state space prediction model, and performing rolling optimization by using an MPC algorithm to obtain an optimal total power curve of the electrolytic cell; s3, power distribution values and service life attenuation values of the sub-electrolytic cells are obtained; s4, constructing a multi-objective optimization model, wherein the multi-objective optimization model comprises a first objective function L1 and a second objective function L2; setting constraint conditions; inputting the power distribution value and the service life attenuation value of the sub-electrolytic cell into a multi-objective optimization model; obtaining an optimal power distribution curve of the sub-electrolytic cells; and S5, optimizing the power of the sub-electrolytic cell by using the optimal power distribution curve of the sub-electrolytic cell. The method can reduce the volatility and prolong the service life of the storage battery and the electrolytic bath; the power distribution of each sub-electrolytic bath can be optimized, the loss difference of different service lives is reduced, and the overall service life of the system is prolonged.

An exemplary wireless soft scalp electronic system and method are disclosed that can actuate commands for a brain-machine interface (BMI) or brain-computer-interface (BCI) by performing real-time, continuous classification, e.g., via a trained neural network, of motor imagery (MI) brain signals or of steady-state visually evoked potential (SSVEP) signals. In some embodiments, the exemplary system is configured as a low-profile, portable system that includes microneedle electrodes that can acquire EEG signals for a brain-machine interface controller. The microneedle electrodes may be configured as soft imperceptible gel-less epidermis-penetrating microneedle electrodes that can provide improved contact surface area and reduced electrode impedance density, e.g., to enhance EEG signals and the signal classification accuracy. The microneedle electrodes can be further integrated with soft electronics that can be mounted locally in proximity to the electrodes to reduce obtrusive wiring and improve signal acquisition quality.

A microelectronic device comprises a first microelectronic device structure and a second microelectronic device structure vertically overlying the first microelectronic device structure. The first microelectronic device structure comprises a first memory array region and a first control logic device region configured to effectuate control operations for memory cells of the first memory array region. The second microelectronic device structure comprises a second memory array region and a second control logic device region configured to effectuate control operations for memory cells of the second memory array region. Related memory devices, electronic systems, and methods are also described.

This application is directed to managing custom memory functions in a memory device coupled to a host device in an electronic system. The memory device obtains an information item (e.g., program, data, metadata) used to implement a custom memory function. The memory device receives a host signature and a public key from the host device and authenticates the host signature using the public key. In accordance with an authentication of at least the host signature, the memory device executes the custom memory function based on the information item. In some embodiments, the host device selects a set of memory devices based on a first-come-first-serve order, and the custom memory function is executed at each of the set of memory devices in accordance with an authentication of at least a respective host signature issued by the host device.

An electronic system for controlling vibrations and / or inertial forces occurring at a plurality of areas of interest within an operating vehicle. The electronic device comprises circuitry configured to receive input data comprising sensor data from one or more environment sensors and / or one or more internal sensors; convert, by means of a machine learning system, the input data into actuator settings; and transmit the actuator settings to one or more actuators to control vibrations and / or inertial forces occurring at each of the plurality of areas of interest within the vehicle.

The invention belongs to the technical field of heat energy power, and discloses a combined energy system of a green liquid cooling data center, which comprises a liquid cooling subsystem, a heat pump subsystem, an energy storage compression cooling subsystem, an energy storage expansion heating subsystem, an organic Rankine cycle power generation subsystem, an absorption refrigeration subsystem and a heat supply subsystem. Heat generated by the heat pump subsystem and compression heat generated by the energy storage compression cooling subsystem are coupled and stored in the high-temperature water tank, and the collected heat is distributed to the energy storage expansion heating subsystem, the organic Rankine cycle power generation subsystem, the absorption type refrigeration subsystem and the heat supply subsystem according to needs. The system is used for generating electric power, cold energy and heat energy respectively and providing the electric power, the cold energy and the heat for the data center and surrounding users, thereby reducing operation cost of the data center and realizing efficient utilization of energy of the data center.

The invention discloses an electronic system, an address configuration and data transmission method, slave equipment and an electronic device. The electronic system comprises a master device, a plurality of slave devices, a clock signal line and a first signal line, wherein the master device and the plurality of slave devices are connected in parallel through the same clock signal line so as to provide clock signals to the plurality of slave devices; the first slave device in the multiple slave devices is connected with the master device through the first signal line, and the multiple slave devices are sequentially connected in series through the first signal line. The electronic system can randomly select and control the slave equipment to carry out data transmission with the master equipment, and has the advantages of simple wiring, high data transmission speed, large quantity of mounted slave equipment and the like.

The present disclosure relates to a computer-implemented process for generating and providing simulated user absorption information pertaining to users and based on target profiles and target situations, thereby providing user targeted and situationally targeted content recommendations. It is an object of the present disclosure to provide a technological solution to the long felt need in small scale content recommendation systems caused by the technical problem of generating situationally targeted and user profile targeted content recommendations for users of an interactive electronic system.

A power semiconductor module of a power electronic system includes: a power electronic substrate; a power semiconductor die arranged on and electrically coupled to a first side of the substrate; a plastic frame arranged at the first side and defining an interior volume of the module; and a load current contact electrically connected to the first side and partially exposed from the frame. The frame includes a recess above a side of the load current contact facing away from the substrate. A driver board arranged above the module includes circuitry configured to drive power circuitry of the module. A current sensor arranged on and electrically coupled to a side of the driver board facing the module is configured to detect an alternating current flowing through the load current contact. The sensor is arranged at least partially within the recess. The frame electrically isolates the sensor from the load current contact.

The invention belongs to the technical field of power electronic systems, and discloses a distributed photovoltaic cluster modeling method and system based on an improved FCM algorithm, and the method comprises the steps: measuring the outlet voltage Vt of a photovoltaic unit, the voltage VPCC of a PCC point, and the phase angle difference theta between the two, deducing a calculation formula of an equivalent electrical distance from the outlet of the photovoltaic unit to the PCC point under a radiation type structure, and calculating the equivalent electrical distance between the outlet of the photovoltaic unit and the PCC point; calculating an equivalent electrical distance under a chain structure and a complex network topology structure, and calculating a line impedance equivalent coefficient; measuring an active power P, a reactive power Q and a port voltage Vt output by the photovoltaic unit, and proposing an index value representing a photovoltaic voltage support function; an equivalent electrical distance, a photovoltaic capacity and a voltage support function are comprehensively considered, and a comprehensive clustering index accurately representing the characteristics of the distributed photovoltaic power generation system is established; an optimal solution obtained through a particle swarm clustering algorithm is used as an initial clustering center, an optimal clustering result is calculated through an FCM algorithm, and an equivalent model is calculated through parameter equivalence;

The invention belongs to the field of power electronic system simulation, and particularly discloses a power electronic system simulation method and system based on rigid self-switching, and the method comprises the steps: employing a rigid algorithm and a non-rigid algorithm for switching in a power electronic system simulation process, and the switching mode is that when the current algorithm is the non-rigid algorithm, when the step size change rate is detected to be-0.1-0.1, the step size change rate is detected to be-0.1-0.1, and the step size change rate is detected to be-0.1-0.1. When the algorithm is # imgabs0 #, switching to a rigid algorithm; the # imgabs1 # is the current integral step length, the # imgabs2 # is a self-adaptive threshold value, and the # imgabs3 # is the maximum integral step length; when the current algorithm is a rigid algorithm, switching to a non-rigid algorithm when it is detected that the step size change rate is smaller than-1 and # imgabs4 #; # imgabs5 # and # imgabs6 # are cost functions of a non-rigid algorithm and a rigid algorithm respectively, and are determined based on calculation time consumption of the algorithms. The method is oriented to a power electronic system, a cross-magnitude variable step size adaptive algorithm is realized, and compared with a single rigid or non-rigid algorithm, the method can provide a faster simulation resolving speed.

The present disclosure discloses example memory systems and operating methods thereof, and electronic systems. An example memory system includes a memory device and a controller coupled to the memory device. The controller is configured to receive a read command from a host, access a corresponding region of the memory device according to the read command, update hotness information of the corresponding region in a hotness table, determine one or more active regions based on the hotness information of regions in the hotness table, and send mapping information corresponding to the one or more active regions to the host. The hotness information includes a number of times a region is accessed by read commands from the host. The mapping information includes a mapping relationship table from logical address to physical address.

A configurable power monitoring system for electronic devices is described herein. In an example, a device can include a first circuit that can receive a first voltage signal from a voltage bus and output a second voltage signal that is lower than the first voltage signal. An electronic system can be coupled to the voltage bus. A second circuit can be coupled to the electronic system and can output a third voltage signal corresponding to current flow through the electronic system. An amplifier can amplify the third voltage signal to generate an amplified voltage signal. An accumulator can determine a power consumption value of the electronic system based on the second voltage signal and the amplified voltage signal. A data communication system can transmit the power consumption value to the electronic system and can receive configuration data usable to adjust an accuracy and / or a dynamic sensing range of the device.

Systems and methods for electronically tracking one's location, activities, and behaviors for use in organizations such as prisons are disclosed. A database stores inputted information and may be encrypted. The user may attach files, pictures, videos, or the like. The logbook may have emoticons for tracking travel, medications, bed checks, and sights and sounds. A master facility view enables data viewing of users in a facility. Offline data entry and the ability to share information with other users are present. Preferably, the system will be integrated with cameras and scanning devices present in an organization, such that the user may use the scanning device at the organization to track his or her location, which will then be automatically integrated into the electronic system. The system may comprise Quick Response codes unique to the user or biometric assistance to detect and store the location of the user at any given time.

The invention discloses a synchronous clock correction device and method for a time-gated spectral measurement and optical imaging system, and the device comprises a pulse laser, a sample stage, a spectrometer, an image intensifier, a detector, a delayer, a gating module, a control computer, and a synchronous correction module. The pulse laser outputs sample exciting light to the sample table, the spectrograph, the image intensifier and the detector, one path of a synchronous trigger signal is output to the synchronous correction module, and the other path of the synchronous trigger signal is transmitted to the image intensifier through the delayer and the gating module; detecting a gating signal through a synchronous correction module, comparing a time difference between the gating signal and a synchronous trigger signal to obtain a delay adjustment value, and adjusting a delayer through a control computer, so that the time when the gating signal starts an image intensifier is consistent with the time when an optical signal generated after a sample is excited to reach the image intensifier; according to the invention, the influence of temperature drift in an electronic system is reduced, the stability of the system is improved, and the measurement error is reduced.

The invention discloses a 3D packaged low parasitic inductance SiC power module, which comprises a substrate layer, a chip layer, a connecting layer, a middle layer and a decoupling capacitor, the chip layer is electrically connected with the substrate layer; the middle layer is located between the upper chip layer and the lower chip layer, and the upper connecting layer and the lower connecting layer are windowing type copper blocks, are externally connected with DC terminals and are used for connecting the upper substrate layer and the decoupling capacitor; and the decoupling capacitors are two groups of capacitors arranged beside the middle layer and are electrically connected with the upper connecting layer and the lower connecting layer. By adopting the copper material with high conductivity to be connected with the copper layers in the laminated layer and the substrate to form the middle layer, the inductance of the machine body is obviously reduced, the heat dissipation effect is improved, the machine body has obvious advantages in high-frequency, high-voltage and high-power applications, and the overall performance and reliability of a power electronic system can be effectively improved.

The present invention discloses a system for entangling multiple root keys with multiple arbitrary user-defined and self-generated input data using a Physically Unclonable Function (PUF) and a proposed digital algorithmic system. The key innovation lies in the combination of a PUF-based dynamically measurable entropy source and the proposed invention, enabling the generation of multiple true random keys. These keys serve as a secure foundation for establishing cryptographic channels, allowing the creation of isolated secure channels for different stakeholders and applications. The ability to create isolated secure channels with multiple root keys enables the establishment of multiple roots of trust, enhancing the integrity and security of cryptographic operations. The invention finds applications in various domains, such as FIDO authentications, point-to-point encryptions, crypto wallets, and encryption key management systems.

The present invention discloses a system for entangling multiple root keys with multiple arbitrary user-defined and self-generated input data using a Physically Unclonable Function (PUF) and a proposed digital algorithmic system. The key innovation lies in the combination of a PUF-based dynamically measurable entropy source and the proposed invention, enabling the generation of multiple true random keys. These keys serve as a secure foundation for establishing cryptographic channels, allowing the creation of isolated secure channels for different stakeholders and applications. The ability to create isolated secure channels with multiple root keys enables the establishment of multiple roots of trust, enhancing the integrity and security of cryptographic operations. The invention finds applications in various domains, such as FIDO authentications, point-to-point encryptions, crypto wallets, and encryption key management systems.

The invention discloses a fault-considered spacecraft integrated chip interface circuit potential path analysis method, a storage medium and equipment, and belongs to the technical field of integrated circuit design and fault analysis. The method aims at solving the problem that an analysis method for a path under a failure mechanism under different environmental stresses is lacked. The method comprises the following steps: constructing an interface circuit simulation model of an integrated device based on a common interface circuit and a potential path structure in a spacecraft electronic system, then supplementing degradation mechanisms in various task stress environments, and determining a fault mode table of the interface circuit of the integrated device; a circuit simulation method is adopted to carry out potential path analysis considering fault factors on an interface circuit under a typical task profile, a fault path response feature library of the interface circuit under the task profile is obtained, then a constraint clue table for interface circuit design is formed, an interface circuit failure associated fault tree model is constructed, and the interface circuit failure associated fault tree model is constructed. And calibrating a relation path between various potential paths and device degradation or local failure for failure positioning and path checking.

A semiconductor memory device, and a semiconductor package and an electronic system including the same are provided. The semiconductor memory device includes a substrate including a plurality of mat regions and a mat separation region between ones of the mat regions, a peripheral circuit structure on the substrate and including peripheral circuits, a cell array structure on the peripheral circuit structure, a first through-via extending into the substrate in the mat separation region, and a second through-via extending into the cell array structure on the mat separation region and electrically connected to the first through-via, wherein the second through-via overlaps the first through-via.

A method of forming a microelectronic device comprises forming a microelectronic device structure. The microelectronic device structure comprises a stack structure comprising insulative structures and additional insulative structures vertically alternating with the insulative structures, a dielectric structure vertically extending partially through the stack structure, and a dielectric material vertically overlying and horizontally extending across the stack structure and the dielectric structure. Portions of at least the dielectric material and the dielectric structure are removed to form a trench vertically overlying and at least partially horizontally overlapping a remaining portion of the dielectric structure. The trench is substantially filled with additional dielectric material. Microelectronic devices, memory devices, and electronic systems are also described.

A semiconductor device may include a substrate, a plurality of cell strings perpendicular to an upper surface of the substrate, and a bit line connected to at least six of the cell strings. Each of the cell strings may include a plurality of memory cells connected in series to each other in a direction perpendicular to the upper surface of the substrate, first to fourth ground selection transistors connected in series to each other between the plurality of memory cells and the substrate, and a string selection transistor between the plurality of memory cells and the bit line. A first one of the first to fourth selection ground selection transistors may have a first threshold voltage distribution, and a second one of the first to fourth ground selection transistors may have a second threshold voltage distribution. The second threshold voltage distribution may be different from the first threshold voltage distribution.