395 results about "Application processor" patented technology

The apparatus may be a wireless device or user equipment (UE) configured to obtain a first plurality of generated packets including information related to the L4S service and process, based on the information related to the L4S service, the first plurality of generated packets for transmission by the UE. The apparatus may be a network device configured to some examples, a network device may be configured to include, in each received UL packet of a first plurality of received uplink (UL) packets, explicit congestion notification (ECN) information related to radio network delays and output, for a core network, the first plurality of received UL packets including the ECN information related to the L4S service.

Systems, devices, and methods are provided for cryptographic co-dependent across multiple roots of trust. A device may comprise two or more co-dependent roots of trust, such as a trusted execution environment (TEE) of a main application processor and a cryptographic subsystem comprising a cryptographic processor. A server may validate digital signatures generated by each co-dependent root of trust that is known for the device and then provide the device with cryptographic material that can be used to establish a shared secret. The shared secret may be used by the device to request the performance of a sensitive operation.

The invention relates to an audio SOC chip, an audio subsystem interface module thereof, and electronic equipment, and the audio subsystem interface module comprises a plurality of downlink path units which are used for carrying out the downlink processing of at least one path of digital audio data obtained from an application processor chip and / or a digital signal processing chip through a peripheral bus interface module, the audio data is output through the audio data transmission interface module; the plurality of uplink path units are used for performing uplink processing on at least one path of digital audio data input through the audio data transmission interface module and outputting the processed data to the application processor chip and / or the digital signal processing chip through the peripheral bus interface module; and the plurality of loopback path units are used for converging the at least one path of digital audio data input through the audio data transmission interface module and the digital audio data obtained by performing downlink processing through any downlink path unit in the plurality of downlink path units, and outputting the digital audio data through the audio data transmission interface module, so that the power consumption of a chip is reduced.

The apparatus may be a wireless device or user equipment (UE) configured to obtain a first plurality of generated packets including information related to the L4S service and process, based on the information related to the L4S service, the first plurality of generated packets for transmission by the UE. The apparatus may be a network device configured to some examples, a network device may be configured to include, in each received UL packet of a first plurality of received uplink (UL) packets, explicit congestion notification (ECN) information related to radio network delays and output, for a core network, the first plurality of received UL packets including the ECN information related to the L4S service.

The invention discloses an optimization method, system and device for an audio production test system and a storage medium, and relates to the technical field of audio, and the method comprises the steps: building a multi-level code scanning data return stabilization mechanism, and guaranteeing the uploading reliability of code scanning data in a production test process through a local buffer queue, network state real-time evaluation and an intelligent retry strategy; constructing a multi-version application processor AP compiling adaptation framework, and automatically loading corresponding function libraries and compiling parameters through version automatic identification, compatibility index evaluation and dynamic link library management; a cross-platform compatible work order query interface is constructed, the work order query interface is dynamically rendered through a self-adaptive layout algorithm, a compiling adaptation frame suitable for different AP versions is adopted, dynamic link library management and automatic compiling parameter configuration are combined, the universality and expansibility of a tool are greatly improved, meanwhile, a cross-platform interface self-adaptive rendering technology is adopted, and the working efficiency is improved. Therefore, the work order query tool can provide consistent user experience under multiple operating systems.

The invention relates to a data transmission method and device, electronic equipment, a chip and a medium, and the method comprises the steps: obtaining a target address of a target storage region in a first memory corresponding to an application processor; according to the target address, storing at least one piece of target data acquired by the modem into a target storage area through an interface between the modem and the application processor; determining a data description sequence according to each piece of target data in the target storage area; the data description sequence comprises data description of each piece of target data; storing the data description sequence into a target storage area; the data description sequence is used for indicating a processing sequence of at least one piece of target data; according to the method and the device, read-write operation processing on the second memory corresponding to the modem is avoided, the bandwidth requirement on the second memory is reduced, and the power consumption is reduced.

A system includes application processors (APs) at least some of which communicate over a network. The system includes a non-volatile memory device to store at least one of configuration data or firmware that is accessed by the APs. The configuration data or firmware enables operation of respective APs. The system includes a controller communicatively coupled to the APs and the non-volatile memory device. The controller is configured to centralize processing of messages received from the APs and to manage shared access to the non-volatile memory device by the APs.

A control system is provided. The control system includes a cloud server with a processor, a network gateway configured to communicatively couple the cloud server to oil and gas infrastructure, and a user interface (UI). The processor is configured to receive an instruction from the UI to perform a task on a subset of the oil and gas infrastructure, wherein the instruction comprises a textual prompt that describes the task. The processor is configured to select a process control application from one or more process control applications based on the task. The processor is configured to execute the selected process control application based on i) first data specific to the subset of the oil and gas infrastructure, and ii) second data specific to the selected process control application.

The invention discloses an operation execution method, a terminal and a readable storage medium, and belongs to the technical field of communication. The method comprises the following steps: when the terminal is in an idle state, performing cell ping-pong monitoring through a modulation-demodulation processor of the terminal; under the condition that N times of ping-pong anomalies of the terminal are monitored, the modulation-demodulation processor reports a ping-pong event to an application processor of the terminal, and N is a positive integer; the application processor executes a target operation based on the signal quality of each resident cell when the ping-pong exception occurs in the terminal; wherein the target operation comprises at least one of the following items: locking the first cell and forbidding the second cell; the first cell is a cell of which the signal quality is greater than or equal to a first threshold value in all cells resided by the terminal when the ping-pong abnormity occurs; the second cell is a cell of which the signal quality is less than or equal to a second threshold value in the cells resided by the terminal when the ping-pong abnormity occurs.

An application processor is provided. The application processor includes: a phase locked loop circuit (PLL); a sleep control logic circuit configured to control the PLL to enter and exit a sleep mode; a wake-up generation logic circuit configured to provide a wake-up request signal to the sleep control logic circuit to control the PLL to exit the sleep mode based on an early wake-up signal; an always-on video timer circuit configured to output a synchronization signal to a display driving chip in a sleep mode section and generate the early wake-up signal; a display video timer circuit configured to receive the synchronization signal from the always-on video timer and indicate the sleep control logic to provide an idle section; and clock switching logic circuit configured to alternately provide, as an operation clock of the sleep control logic, one of an always-on clock and a word clock.

The invention provides a database concurrency control and memory access optimization method which can be applied to the technical field of computer system software performance optimization. According to the method, multi-level instruction-level reconstruction is carried out on an execution path of a database kernel through the characteristics of an underlying hardware instruction set of a collaborative application processor platform, and the method comprises the following collaborative implementation optimization dimensions: based on a register file and a cache hierarchical structure of the processor platform, an access mode of a database core data structure is optimized; the number of memory access instructions is reduced; the data locality is improved; on the basis of atomic instruction set extension of a processor platform, instruction-level reconstruction is carried out on key primitives in a database multi-thread synchronization mechanism so as to reduce the overhead and contention of synchronization operation; on the basis of single-instruction multi-data-stream extension of a processor platform and a vector atomic operation instruction of the single-instruction multi-data-stream extension, parallel acceleration is carried out on batch life cycle management operation of objects in a database.

The mobile device can preserve battery capacity by periodically determining locations only when the mobile device is moving between locations where the mobile device is relatively static. To conserve power, the mobile device's application processor may be in a low-power mode. Until a wake event, the device's low power auxiliary processor can store inertial information in a buffer. At each wake event, the inertial information can be classified to determine a distance, a direction, and a movement type (e.g., driving or walking). The mobile device may also record a wireless fingerprint. This wireless fingerprint and the classified inertial information can be used to detect that the mobile device has left a dwell point. Until the mobile device reaches a new dwell point, the mobile device's application processor can log the device's GNSS location at each wake event to create the log of the device's location during its journey.

The embodiment of the invention provides a data storage method and device, and relates to the technical field of terminals. The method comprises the steps that an application processor obtains a first parameter from a DDIC, the first parameter is stored from a first storage position of a storage, and the storage is arranged in the application processor; the DDIC performs display compensation on the display screen by using the first parameter; the application processor stores the second parameter from a second storage position of the memory, wherein the first storage position is different from the second storage position; and the DDIC obtains the second parameter from the memory and performs display compensation on the display screen by using the second parameter. Therefore, the electronic equipment can also write the screen attribute parameters into different sectors in the memory in sequence according to the use sequence of the sectors, the write-in frequency of any sector in the memory is reduced, the total write-in frequency of the data is further improved, and the display compensation duration of the display screen is prolonged.

A system includes a plurality of application processors (APs), a plurality of flash memory devices associated with the plurality of APs, and a plurality of multiplexers, each to selectively couple a flash memory device of the plurality of flash memory devices to an AP of the plurality of APs. A controller is operatively coupled to the plurality of multiplexers and provides a trusted execution environment to execute a virtual root of trust (vROT) application for each respective AP of the plurality of APs. Each vROT application accesses a corresponding one or more of the plurality of flash memory devices via a corresponding one or more of the plurality of multiplexers.

A communication method and device are applied to a wireless communication system and are used for improving the hardware utilization rate and reducing power consumption. The device comprises an application processor, a radio frequency front end and N communication processors which are respectively connected with the application processor and the radio frequency front end, wherein the N communication processors are in one-to-one correspondence with N wireless communication systems. The application processor is used for indicating the first communication processor to configure the radio frequency front end according to a wireless communication system corresponding to the wireless communication service when the wireless communication service is determined to be started or ended; and controlling the operation state of the corresponding communication processor in the N communication processors according to the wireless communication system corresponding to the wireless communication service.

The invention provides a motor control method, electronic equipment and a chip system, which are applied to the electronic equipment, and the electronic equipment comprises a camera, a motor driving chip, an application processor (AP) and a digital signal processor (DSP). And the AP is connected with a motor control interface of the DSP and is connected with a control interface of the motor driving chip, so that the time-sharing control of the motor driving chip by the AP and the DSP is realized. And after the camera is turned off, the DSP takes over the motor driving chip, controls the motor driving chip to be powered on when detecting that the electronic equipment shakes, and generates a motor control instruction based on detected shaking information and sends the motor control instruction to the motor driving chip. The motor control instruction is used for controlling the motor to generate acting force opposite to the shaking direction, so that the motor is fast and stable. According to the scheme, after the camera is turned off, the DSP controls the motor to be stable, and the AP does not need to be awakened, so that the power consumption of the AP and the waiting time for awakening the AP are saved, the overall power consumption of the electronic equipment is reduced, and the anti-shake response time of the motor is shortened.

An electronic device may include: an application processor, a communication processor, and a security subsystem for processing a security function related to the application processor or the communication processor. The security subsystem may decrypt, based on reception of a request for decrypting a nonce value from the communication processor, the nonce value and transmit the decrypted nonce value to the communication processor, and may generate a signature using the nonce value and network lock data based on reception of a request for network lock signature from the communication processor and transmit the generated signature to the communication processor. The communication processor may receive a signature value generated from the security subsystem, compare a signature value pre-stored in the application processor with a signature value received from the security subsystem, and determine whether to restrict use of the electronic device based on whether the signature value pre-stored in the application processor and the signature value received from the security subsystem are matched to each other.

The invention relates to an audio subsystem interface module, an audio SOC chip and electronic equipment, and the audio subsystem interface module is characterized in that the audio subsystem interface module is connected between a peripheral bus interface module and peripheral equipment, and the peripheral bus interface module is connected with an application processor chip and a digital signal processing chip; the audio subsystem interface module comprises a plurality of downlink path units, a plurality of loopback path units and an audio data transmission interface module; the plurality of downlink path units and the plurality of loopback path units respectively comprise at least one synchronous first-in first-out data buffer SFIFO; and the plurality of synchronous first-in first-out data buffers are used for realizing back pressure logic of the audio subsystem interface module. The power consumption of the SOC chip can be reduced by introducing the plurality of downlink path units and the plurality of loopback path units, and data overflow can be avoided by performing back pressure on the preceding-stage node based on the plurality of synchronous first-in first-out data buffers in the path units.

Disclosed herein are system, method, and computer program product aspects for providing an agent-based zero trust network access (ZTNA) remote device access to a campus network. Some aspects of this disclosure relate to a universal network access application including a memory and a processor. The processor is configured to receive an authentication request from a client device and in response to receiving the authentication request, retrieve a set of network policies indicating an Internet protocol (IP) address and a port number based on the authentication request. The processor is further configured to transmit the set of network policies to a policy enforcement application in a campus network.

A method for execution by a computer includes detecting a set of lighting objects of an environment based on at least one of environment signaling of the environment and premise messages exchanged with another computer to produce a set of detected lighting objects. The method further includes generating processor-executable instructions for use by the computer to subsequently monitor at least one of further environment signaling and further premise messages associated with the set of detected lighting objects. The method further includes storing object monitor information for the set of detected lighting objects within a digital twin memory by applying the processor-executable instructions. The method further includes interpreting a portion of the object monitor information to produce as-is configuration information for the set of detected lighting objects, where the as-is configuration information includes spatial placement information of at least some of the set of detected lighting objects.

A mode sequencer circuitry for a time-of-flight system, the time-of-flight system including at least an imaging unit and an illumination unit, the imaging unit having a data bus interface for transmitting data to an application processor over a data bus.

The application discloses a method, device and storage medium for managing an eSIM logical channel, and is used for realizing intelligent management and optimized distribution of an application processor on the eSIM logical channel. The method comprises the following steps: when a terminal is started, a request message is constructed through a message passing interface, the request message is used for inquiring about the number of available logical channels of the eSIM; the message passing interface is controlled to send the request message to a modem, so that the modem performs an inquiry operation; and the application processor receives an inquiry result returned by the modem through the message passing interface, and dynamically releases a logical channel resource according to the inquiry result.

An electronic terminal (TL2) comprising: an application processor (AP1); a secure processor (SP1) comprising encryption calculation means; at least one display device (D3); a selection device (TPD) enabling a user to select all or part of an image displayed on the display device by the application processor or by the secure processor; the terminal being configured to perform a copy function of copying data (ADD) selected by the user from an image displayed by the application processor into a secure clipboard memory (CB2), the copy function comprising the steps of: copying an image (IMG1) displayed on the display device by the application processor into an image memory (FBUF2) of the secure processor, displaying the copied image on the display device, selecting an image (ADD) specified by the selection device (TMD) from the copied image, and storing the selected image in the secure clipboard memory.

The invention provides a display device and a brightness compensation method thereof, and relates to the technical field of display, the display device comprises a display module and an application processor, and the display module comprises a display panel, a display driving module and a storage module; wherein the display driving module is electrically connected with the display panel and is used for driving the display panel; the storage module is used for storing the display compensation data and communicating with the display driving module; and the application processor is configured to obtain the display compensation data from the storage module through the display driving module, and extract the display compensation data corresponding to the current working mode according to the current working mode of the display panel, so as to perform brightness compensation on the display panel through the display driving module. The main body for acquiring and storing the display compensation data is arranged in the application processor, so that the compensation capability of the display device is greatly improved, and the display effect is favorably improved.

The invention belongs to the technical field of intelligent health monitoring and wearable equipment, and particularly relates to an intelligent wearable terminal health data real-time synchronous monitoring system which comprises a multi-mode interface dynamic sensing subsystem, a self-adaptive light path compensation subsystem, a physical layer compensation coprocessor, a main application processor and a wireless transmission module. The method is characterized in that the dynamic state of an interface is sensed in real time through an MEMS pressure array, an IMU and a ToF displacement unit, the contact state is fused and estimated through an EKF algorithm, an MEMS micro-reflector is driven to implement closed-loop optical compensation, and an incident light path is stabilized; and meanwhile, the compensation metadata and the PPG signal are packaged into a fusion data frame, and the fusion data frame is synchronously transmitted to a remote platform in real time. Through high-frequency closed-loop control of the MEMS micro-reflector, the system can eliminate noise before the noise is injected into a signal link, so that the purity and fidelity of an original PPG signal are fundamentally ensured, and the heart rate monitoring precision under strong interference scenes such as strenuous exercise and the like is greatly improved.

The application discloses a heterogeneous device log processing method and device of an industrial Internet of Things, an apparatus and a medium, relates to the technical field of Internet of Things logs, and comprises the following steps: creating a runtime instance and initializing a log module; collecting log data of an application processor and a communication processor to form a unified log stream; selecting a log analysis strategy according to a source identifier to generate structured log analysis data; and receiving configuration update data to perform dynamic hot updating. The heterogeneous log processing is decoupled from the AP firmware, all logs are isolated and processed in a WASM sandbox, the stability of a host program and an AP system is not affected by an exception, the log module and the strategy configuration can be dynamically and hotly updated, log levels and filtering rules can be adjusted in real time in response to requirements, atomic switching and automatic fallback ensure business continuity, log collection and processing are not interrupted, differential configuration updating effectively reduces network transmission overhead, and the application is particularly suitable for an industrial Internet of Things edge computing scene in which network bandwidth and computing resources are limited.

An electronic device according to an embodiment includes an application processor, and a wireless communication chipset, the wireless communication chipset is configured to, while the application processor is in a low power state, identify a first location of a first external device, acquire information on a second location of the electronic device via a location tracking circuit, and determine, based on the information on the second location, whether the electronic device is located within a first range with respect to the first location, the wireless communication chipset is configured to process a first signal received from the first external device based on a determination that the electronic device is located within the first range, and the application processor is configured to process the first signal received from the first external device based on a determination that the electronic device is located outside the first range.

The application discloses a phase correction system, method, device and medium of an audio signal, and relates to the technical field of audio processing. The system comprises: an application processor, which is used for obtaining a microphone identifier of a microphone to be phase corrected for any microphone to be phase corrected, determining a microphone input pin identifier according to the microphone identifier and a preset mapping relationship, and sending the microphone input pin identifier to a digital signal processor, wherein the preset mapping relationship is used for reflecting the correspondence between the microphone identifier and the corresponding microphone input pin identifier; and the digital signal processor, which is used for obtaining the microphone input pin identifier from the application processor, determining the storage space where the audio signal picked up by the microphone corresponding to the microphone input pin identifier is located, and correcting the audio signal in the storage space. The system can complete the phase correction of the audio signal picked up by the microphone.

This application processor may be configured to identify the type of firmware used by a communication processor before or after booting, on the basis of identifying a booting command of the communication processor. Here, the type of firmware may be identified as any one of process firmware for a function test and / or calibration of the communication processor and user firmware for performing a function of the communication processor. The application processor may be configured to store the identified type of firmware in an area of a memory of an electronic device, shared by the communication processor and the application processor. The application processor may be configured to provide the booting command to the communication processor.

In some aspects, an apparatus for wireless communication by a user equipment (UE) includes a processing system including one or more processors and one or more memories coupled to the one or more processors. The one or more processors include an application processor of the UE. The processing system is configured to receive, at the application processor from a modem of the UE, an indication of a data stall associated with the UE. The processing system is further configured to initiate, in accordance with the indication of the data stall, one or more operations associated with a data stall detection and mitigation procedure.