230 results about "Interface circuits" patented technology

An interface circuit includes a reference voltage generation circuit to generate a reference voltage, a differential voltage signal generation circuit to convert send data input in sending data into a pair of differential voltage signals and output the pair of differential voltage signals based on the reference voltage generated by the reference voltage generation circuit, a receiver to convert a pair of differential voltage signals input in receiving data and output received data, and a receiver test circuit to perform a sensitivity test of the receiver, the receiver test circuit having a resistance circuit to generate a pair of differential voltage signals having a potential difference being necessary for the sensitivity test of the receiver.

An operator learning model generator is provided for training a smooth operator learning model for predicting airflow dynamics in a room used by a controller connected to a heating, ventilation and air conditioning (HVAC) system. The operator learning model generator includes an interface circuit configured to receive a training dataset via a network connected to a simulation computer, wherein the training dataset includes solution trajectories of airflow in the room for various times series of control actions given to the HVAC system, a memory configured to store the smooth operator learning model comprising an auto-encoder and a neural ordinary differential equation, the training dataset, and training instructions for the smooth operator learning model, and a processor configured to train the smooth operator learning model stored in the memory, wherein the training instructions comprise a jerk regularization that enforces smoothness of the dynamics predicted by the smooth operator learning model.

This invention relates to the field of integrated circuit I / O interface design technology. It discloses a dual-mode (digital-analog) input / output interface circuit based on low-voltage devices adapting to high-voltage power supplies, aiming to solve the problems of low-voltage process chips being unable to directly adapt to high-voltage power supplies and limited I / O functionality. The interface circuit includes a digital output module, a digital input module, an analog I / O module, and a mode summary and ESD circuit. Through external configuration signals, the circuit can switch between digital input, digital output, analog I / O, and power-down modes. The digital output module incorporates a dual-mode high-voltage adaptation mechanism, utilizing a voltage divider resistor series and a common-gate protection transistor to ensure the safety of low-voltage devices under high voltage. The digital input module employs non-overlapping control to eliminate dynamic power consumption. A full-mode high-impedance isolation design ensures the reliability of mode switching. This invention achieves safe adaptation of standard low-voltage CMOS devices to high-voltage power supplies and integrates dual-mode functionality, offering advantages such as high integration, low power consumption, high reliability, and strong process compatibility.

This application relates to an interface circuit and an electronic device. The interface circuit includes an input interface unit, an output interface unit, an input connection terminal, an output connection terminal, a device connection terminal, and a common selection terminal. The input and output connection terminals are used to connect to a controller, the device connection terminal is used to connect to an external device, and the common selection terminal is used to receive a preset voltage signal. The input interface unit is connected to the input connection terminal, the device connection terminal, and the common selection terminal, and is used to receive the signal to be transmitted received at the device connection terminal and the preset voltage received at the common selection terminal, and outputs a signal corresponding to the signal to be transmitted through the input connection terminal. The output interface unit is connected to the output connection terminal, the device connection terminal, and the common selection terminal, and is used to receive the output signal received at the output connection terminal and the preset voltage received at the common selection terminal, and outputs a signal corresponding to the output signal through the device connection terminal. This interface circuit integrates the functions of a DI circuit and a DO circuit, exhibiting high integration.

An operator learning model generator is provided for training a smoothed operator learning model for predicting airflow dynamics in a room used by a controller connected to a heating, ventilation, and air conditioning (HVAC) system. The operator learning model generator includes an interface circuit configured to receive a training dataset via a network connected to a simulation computer, wherein the training dataset includes un-trajectories of airflow in the room for various time series of control actions applied to the HVAC system; a memory configured to store the smoothed operator learning model including an autoencoder and a neural ordinary differential equation, the training dataset, and training instructions for the smoothed operator learning model; and a processor configured to train the smoothed operator learning model stored in the memory, wherein the training instructions include jerk regularization that constrains smoothness of dynamics predicted by the smoothed operator learning model.

A power arrangement comprises an energy management arrangement, a demand interface circuit, a power distribution arrangement, a vehicle power terminal and a building power terminal. The demand interface circuit acquires at least one demand data of a group comprising: an energy need that is required of an electric vehicle, a discharge energy that is available by the electric vehicle for discharging, a charging time period that is available for charging the electric vehicle and a discharging time period that is available for discharging the electric vehicle. The energy management arrangement controls the power distribution arrangement such that vehicle electrical power is provided at the vehicle power terminal as a function of the demand data and building electrical power is provided at the building power terminal.

Disclosed herein are methods for determining a location of a hearing aid, performed by an electronic device having a processor, a memory, and interface circuitry. The method includes obtaining first accelerometer data from a hearing aid. The method includes obtaining second accelerometer data from the electronic device. The method includes determining, based on the first accelerometer data and the second accelerometer data, an acceleration parameter indicative of a difference between the first accelerometer data and the second accelerometer data. In accordance with the acceleration parameter meeting a safety criterion, the method includes generating lost control data and outputting the lost control data to the hearing aid.

An integrated circuit (IC) chip includes a first memory storing first information and a second memory storing second information that needs to be protected against unauthorized access. A communication interface circuitry provides a processor external to the IC chip with read and / or write access to components of the IC chip. An embedded hardware security circuitry selectively provides the processor external to the IC chip with secure access to the second memory. Interconnect circuitry i) selectively grants the processor insecure access to the first memory via the communication interface circuitry, ii) selectively grants the processor secure access to the embedded hardware, and iii) restricts access to the second memory.

A circuit device includes an interface circuit configured to generate a first network packet and a second network packet. The interface circuit includes preemption circuitry and transmission circuitry. The preemption circuitry is configured to cause the first network packet to be generated as a set of packet fragments that includes a first packet fragment and a second packet fragment and cause the second network packet to be transmitted between the first packet fragment and the second packet fragment. The transmission circuitry is configured to transmit the first packet fragment of the first network packet, the second network packet, and the second packet fragment of the second network packet.

Provided are a circuit device, an oscillator, and a processing system that can effectively use a temperature sensor circuit of the circuit device to perform accurate temperature detection. The circuit device includes an oscillation circuit that generates an oscillation signal using a vibrator; a temperature sensor circuit that outputs temperature detection data; a temperature compensation circuit that temperature-compensates an oscillation frequency of the oscillation signal based on the temperature detection data; a memory that stores correction data for correcting the temperature detection data to find a temperature; and an interface circuit that outputs the temperature detection data and the correction data.

The application provides an LED display control system and method, and relates to the technical field of LED display, and comprises the following steps: a daisy chain topology structure is formed by directly connecting a sending device and multiple receiving devices through a DP cable; an auxiliary signal interface circuit is arranged in the sending device and each receiving device; an AC coupling connection structure is adopted between the auxiliary signal interface circuit and an auxiliary channel differential line pair, and pull-up and pull-down resistors configured in a standard DP interface are removed; the system is configured to transmit auxiliary signals in the daisy chain topology structure by using the auxiliary channel differential line pair, and a Manchester coding mode is adopted when the auxiliary signals are transmitted, so that a transmission rate of greater than or equal to 100 Mbps can be supported. The technical scheme of the application achieves the effects of simplifying wiring and improving backhaul efficiency.

Methods, apparatus, systems, and articles of manufacture are disclosed. An example system includes: interface circuitry; programmable circuitry; and instructions to program the programmable circuitry to: obtain audio of a media presentation; obtain ambient noise in an area associated with the media presentation; determine an intensity of a difference between the audio and the ambient noise; and determine an engagement level of an audience of the media presentation based on a duration the intensity satisfies a threshold value.

An apparatus comprises interface circuitry to interface with one or more peripheral devices, processing circuitry to execute software to communicate with a given peripheral device of the one or more peripheral devices, trusted execution environment circuitry communicatively coupled to the interface circuitry and the processing circuitry. The trusted execution circuitry is configured to: receive a transmission from one of the processing circuitry and the given peripheral device to the other one of the processing circuitry and the given peripheral device; and apply a control policy in respect of the received transmission and, based on the control policy, determine whether to forward the received transmission to said other one of the processing circuitry and the given peripheral device.

This utility model relates to a measuring camera with a stacked circuit module structure, including a light source receiver tube, a lens tube housed within a lens tube receiving hole, a lamp holder fixedly mounted at one end of the light source receiver tube with an LED light board mounted on the lamp holder, and a circuit protection frame at the other end of the light source receiver tube. One end of the circuit protection frame is connected to the light source receiver tube, and the other end of the circuit protection frame has a circuit board receiving hole that communicates with the lens tube receiving hole. An interface circuit board, a main control circuit board, and a probe circuit board are housed within the circuit board receiving hole. All three circuit boards are fixedly connected to the circuit protection frame. The circuit protection frame has multiple heat dissipation vents communicating with the circuit board receiving hole. The end of the lens tube furthest from the lamp holder is fixedly connected to the circuit protection frame. A camera rear cover is also mounted on the circuit protection frame, and a fan is mounted at the ventilation opening of the camera rear cover, with the fan fixedly connected to the camera rear cover. This utility model improves the heat dissipation effect of the circuit board.

The utility model relates to interface circuit technical field, concretely relates to an interface circuit with protection function, including connector J1, connector J2, thyristor Q2, resistance R2, resistance R4 and stabilivolt diode VT2, the anode of thyristor Q2 is connected with connector J1 and connector J2 respectively, the cathode of thyristor Q2 is grounded, the grid of thyristor Q2 is connected with one end of resistance R2, the other end of resistance R2 is grounded through resistance R4, the other end of resistance R2 is connected with the anode of stabilivolt diode VT2, the cathode of stabilivolt diode VT2 is connected with the anode of thyristor Q2, the utility model discloses that the overvoltage trigger loop that stabilivolt diode VT2 and thyristor Q2 constitute, realize overvoltage threshold accurate control, when overvoltage, thyristor Q2 fast conduction, bypass and form big current loop to load, instantaneous fuse F1, cut off power supply thoroughly, avoid continuous overvoltage damage load.

The application discloses a single-power-supply double-input-end digital isolated brush motor servo driving device, and belongs to the technical field of motor driving. The device comprises a double-end input isolation control interface circuit, a control driving circuit, a power output H-bridge circuit, a current-limiting protection circuit and a system power supply circuit. The double-end input isolation control interface circuit is connected with a signal source. The system power supply circuit is connected with an external power supply. The system power supply circuit is connected with the double-end input isolation control interface circuit and the control driving circuit. The power output H-bridge circuit is electrically connected to the external power supply. The power output H-bridge circuit is connected with a direct-current brush motor. The double-end input isolation control interface circuit comprises an optical coupler O1 and an optical coupler O2, and outputs signals to the control driving circuit. The power output H-bridge circuit is controlled according to the output signals to drive the direct-current brush motor. The application has the effects of being capable of regulating and controlling various states of the motor through a simple circuit, low cost and small space occupation.

The application discloses an implementation circuit for a 10G multimode optical module and the optical module, and relates to the technical field of optical communication transmission, wherein the circuit comprises an optical module sending circuit, a sending filter circuit, a master control circuit, a golden finger interface circuit, an optical module receiving circuit, a power supply circuit and a storage circuit; the optical module sending circuit is electrically connected with the sending filter circuit; the sending filter circuit is electrically connected with the master control circuit; the master control circuit is electrically connected with the golden finger interface circuit and the optical module receiving circuit respectively; and the golden finger interface circuit is electrically connected with the power supply circuit. The application optimizes the interface power-on buffer circuit, can effectively protect the internal circuit during power-on, optimizes the high-frequency transmission circuit, and improves the integrity and stability of signal transmission.

The application provides a multifunctional test chip and method based on a PXI architecture, and relates to the technical field of test chips; the chip comprises a bus interface, a functional module group and an address controller; the bus interface interacts with an upper computer through a PXI bus; the functional module group comprises pulse sending, detection, analog quantity acquisition / output, serial communication, a storage controller and a temperature acquisition module, and can realize pulse signal transceiving, analog quantity processing, serial communication, data storage and temperature acquisition; the address controller divides an address space into eight subspaces, and precise control is realized. The control method comprises the steps of initializing an interface circuit, executing pulse sending and detection, analog quantity output and acquisition, EEPROM operation, UART communication and temperature acquisition and the like. The application integrates special modules, replaces traditional FPGA design, improves performance and reliability, reduces resource waste, reduces cost, shortens the development cycle, and is suitable for complex test scenes such as spaceflight measurement and control.

Systems, apparatus, articles of manufacture, and methods are disclosed to generate and / or utilize hints in tiered memories and storage. An example apparatus includes interface circuitry; instructions; and at least one programmable circuitry to be programmed by the instructions to: generate operational constraint hint information based on a pragma included in programming code; and insert a machine readable instruction into an application corresponding to the programming code based on the operational constraint hint information.

A method for abstracting a plurality of software interfaces in a battery management system includes monitoring a rechargeable energy storage system of a vehicle with multiple battery monitoring sensors, receiving data from the battery monitoring sensors in multiple non-standard formats at an agnostic interface layer of an agnostic battery monitoring integrated circuit controller, converting the data received at the agnostic interface layer via an abstraction layer into a unified format, decoupling multiple communication protocols of multiple battery monitoring interface circuits in the agnostic battery monitoring integrated circuit controller to interact with a specific battery monitoring interface controller, where the data includes a multiple cell voltages, multiple battery module temperatures, and multiple battery cell sensing diagnostics in the rechargeable energy storage system, and transmitting one or more messages to a driver of the vehicle based on the cell voltages, the battery module temperatures, and the battery cell sensing diagnostics.

A method and apparatus for radar sensing in a disaggregated radio access network. The apparatus includes interface circuitry to receive data from a radio unit and processing circuitry to perform radar sensing processing on the received data to determine at least one of range, velocity, or direction of at least one target in an environment. The radar sensing processing includes range processing, Doppler processing, two-dimensional range-Doppler periodogram processing, constant false alarm rate (CFAR) detection processing, angular resolution processing, and post processing. The data received from the radio unit is beam domain data obtained by receive beamforming, and the processing circuitry is configured to perform decompression processing for converting the beam domain data to antenna domain data and perform at least the angular resolution processing and the post processing on the antenna domain data. The processing circuitry may perform the decompression processing after the CFAR detection processing.

The utility model relates to an unmanned aerial vehicle flight control controller, which comprises a Bluetooth and WiFi communication module circuit, a battery electric quantity detection and charging circuit, a sensor circuit, a motor driving circuit and an interface circuit, and the Bluetooth and WiFi communication module circuit is respectively connected with the battery electric quantity detection and charging circuit, an attitude sensor, the motor driving circuit and the interface circuit. Flight control codes are integrated into micropython, so that an application layer can use python programming and graphical programming, and the method is suitable for STEM education in middle and primary schools.

A polyhedral reduced-order model (ROM) generator is provided for use by an optimization controller in a heating, ventilation, and air conditioning system. The physical model generator includes: interface circuitry for receiving a training dataset via a network connected to an analog computer; a memory for storing the polyhedral ROM for predicting the dynamics of airflow in a room, the training dataset, and instructions for calculating parameters of the polyhedral ROM; and a processor for calculating the parameters of the polyhedral ROM. The computation includes computing a global projection operation from a higher-dimensional state to a reduced-order state, computing a global lifting operation from the reduced-order state to a higher-dimensional state, constructing a local reduced-order model of the reduced-order state dynamics for each physical parameter value in the training dataset, and generating the polyhedral ROM by combining a weighted average of the local reduced-order model with the projection and lifting between the reduced-order state and the full state.

The present disclosure relates to methods and apparatus for computing pooling operations on a GPU architecture. An example apparatus comprises: interface circuitry; machine readable instructions; and at least one processor circuitry programmed by the machine readable instructions to: allocate a computation task among one or more cores based on a batch dimension; perform a row pooling operation based on the batch dimension and a first pooling size to generate a first intermediate data output; perform a column pooling operation based on the batch dimension and a second pooling size to produce a second intermediate data output; and generate a final output based on the first intermediate data output and the second intermediate data output.

Systems, apparatus, articles of manufacture, and methods are disclosed for license management of field devices in process control systems. An example apparatus includes interface circuitry; instructions; and processor circuitry to be programmed by the instructions to: identify a field device of a plurality of field devices in a process control system; determine a first version of a license of the field device; and in response to a request to change the first version of the license to a second version of the license: compare the second version of the license to a current version of the license; enable: (1) transmission of the second version of the license to the field device when (a) the second version of the license matches the current version of the license and (b) the field device is communicatively coupled to the processor circuitry; or (2) download of the second version of the license to a transportable memory device when (a) the second version of the license matches the current version of the license and (b) the field device is air-gapped relative to the processor circuitry; and deny either transmission of the second version of the license to the field device or download of the second version of the license to the transportable memory device when the second version does not match the current version.

This utility model discloses a single-cell lithium battery protection circuit, including a lithium battery charging circuit, a lithium battery protection control circuit, a battery detection circuit, a programming port circuit, a button indicator light interface circuit, a charging detection circuit, a DC brushed motor circuit, and a gyroscope circuit. The lithium battery charging circuit includes connector CN1, diode D2, capacitor C4, resistor R2, resistor R3, capacitor C5, and integrated circuit U2. The lithium battery protection control circuit includes integrated circuit U3, resistor R4, capacitor C6, connector CN3, connector CN2, and resistor R5. This utility model's single-cell lithium battery protection circuit, by setting up a charging detection circuit and a battery detection circuit, evaluates the lifespan of a single-cell lithium battery in real time based on the voltage, current, and internal resistance parameters under different conditions, and provides warnings through the button indicator light interface circuit, facilitating timely maintenance of the single-cell lithium battery and extending its lifespan.

This disclosure relates to storage circuits, memories, and storage apparatuses. An example memory includes a storage circuit. The storage circuit includes a first bank, a second bank, a first global data amplifier, global input / output (GIO) routing, and an interface circuit. The first bank and the second bank share the first global data amplifier, and the first global data amplifier is coupled to the interface circuit through the GIO.

This utility model discloses an expandable circuit board, relating to the field of circuit board technology. It includes a circuit board body, with a circuit board interface mounted on the upper part of the body. A reinforcing mechanism is fixedly connected to the side of the circuit board interface, and the reinforcing mechanism is fixedly connected to the circuit board body. This utility model compensates for the deformation and stress generated by the circuit board interface during insertion and removal by using a slider that slides along a slide rail and a spring of the same number to generate compression or tension. This reduces the deformation impact on the circuit board interface during insertion and removal, lowers the stress at the connection between the circuit board interface and the circuit board body, absorbs and buffers these impact forces, and avoids direct impact on the circuit board interface. This reduces the probability of material fatigue, deformation, and loosening of the interface due to stress impact from frequent insertion and removal, thus extending the service life of the interface.

The utility model discloses an external device of iOS terminal belongs to communication technical field for solving the technical problem that iOS terminal user is difficult to obtain the signal strength information of the Wi-Fi connected through the iOS terminal stably and quickly, influences the use experience of user. External device includes: shell, bluetooth module, wi-fi module, MCU main control chip, interface circuit, power conversion circuit, bluetooth module is connected with wi-fi module through MCU main control chip, bluetooth module is connected with power conversion circuit through seventeenth electric capacity, fifth resistance, power conversion circuit one end is grounded through ninth electric capacity, and power conversion circuit is connected with a plurality of parallel electric capacity through fourth resistance, power conversion circuit other end is connected with power through second resistance, and external device carries out bluetooth connection with iOS terminal through bluetooth module, and external device carries out wired connection with iOS terminal through interface circuit and MCU main control chip.

Methods, apparatus, systems, and articles of manufacture are disclosed for private network mobility management. An example private network in a box includes interface circuitry to communicate with multi-access terrestrial network (TN) nodes and non-terrestrial network (NTN) nodes, machine readable instructions, and programmable circuitry. The example programmable circuitry is to generate a first mesh associated with a geographical area of the private network and a second mesh associated with the geographical area. The example programmable circuitry is also to initiate at least one of the multi-access TN nodes in alignment with the first mesh and at least one of the NTN nodes in alignment with the second mesh. Additionally, the example programmable circuitry is to facilitate communication associated with at least one user equipment within at least one of the first mesh or the second mesh using the private network.