49 results about "Raspberry pi" patented technology

The invention relates to the technical field of programming teaching, in particular to a graphical programming system based on a big language model and hardware constraints and a use method, and aims to realize automatic generation from a natural language to a graphical code by integrating the big language model and a Blockly graphical platform, and dynamically adapt in combination with hardware constraints of a master control development board (such as Raspberry Pi). The system comprises a client program, a knowledge base and an interactive programming interface, supports a user to control external hardware equipment through a natural language instruction, and simultaneously provides functions of code real-time mapping, dynamic debugging and teaching connection. The method reduces the programming threshold of software and hardware combination, is suitable for the fields of artificial intelligence education, Internet of Things development and robot control, and significantly improves the development efficiency and user experience.

The invention relates to the technical field of vehicle remote control, in particular to a CAN-to-MQTT-based target vehicle remote control and data transmission system and method.A low-delay and stable communication link is established by adopting an MQTT server, and a CAN-to-MQTT data communication link is realized by means of hardware equipment of Raspberry Pi 4B and a Python data protocol conversion script; the upper computer builds target vehicle remote driving, and feeds back the road driving condition in real time by means of a camera. According to the method, a lower-delay and more stable control and communication link can be provided based on the DBC of original equipment, consumption-level hardware and an industrial-level communication protocol are deeply fused, the system cost is remarkably reduced on the premise that the performance is guaranteed, a replicable engineering normal form is provided for a remote control technology in a medium-low speed scene, and the method is suitable for popularization and application. When a plurality of interference target vehicles execute a standard test working condition, the interference test scene can be realized by remote control of a safety officer and sending of an automatic driving control instruction by a terminal computer.

1. Name of the design product: Development board (RP2350 - Tiny). 2. Use of the design product: Development board for Raspberry Pi micro - control unit. 3. Design key points of the design product: Lies in the shape. 4. Picture or photo that best shows the design key points: Perspective view 1.

The present invention relates to a device and a system for debugging a solid state disk device, the device comprising: a joint test action group add-on board; and a Raspberry Pi. The Raspberry Pi comprises a general purpose input output interface coupled to the joint test action group add-on board; and a processing unit coupled to the general purpose input output interface. The processing unit is configured to emulate a plurality of joint test action group commands to the solid state disk device through the general purpose input output interface to dump data generated by the solid state disk device during runtime of the solid state disk device. Using the device as described above can reduce the cost required to debug the solid state disk device.

This invention relates to the field of intelligent driving assistance technology, specifically disclosing a driver state monitoring system based on intelligent image recognition. Built on a Raspberry Pi embedded platform, it includes a video acquisition module, a core algorithm processing module, and a peripheral control module. The video acquisition module is compatible with USB or CSI cameras, acquiring and preprocessing driver facial images. The core algorithm processing module incorporates a lightweight facial key point detection model to extract facial features and identify dangerous behaviors such as closed eyes and head tilting, and features a feature calibration and fatigue grading mechanism. The peripheral control module connects to alarm and display components, triggering corresponding warning actions and can be expanded to include multiple alarm methods. The system can also track continuous driving time and expand remote monitoring functionality. This invention features low hardware cost, low power consumption, convenient deployment, fast edge-side inference response, and accurate monitoring. It is adaptable to multiple scenarios, requires no manual intervention, comprehensively prevents fatigue driving, and is easy to deploy on a large scale.

1. Name of the product in this design: Adapter (PCIE to MiniPCIe). 2. Purpose of this design: To expand the MiniPCIe interface of Raspberry Pi. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

The application discloses a water surface floating object detection method and device based on a Raspberry Pi and an improved YOLOv5 algorithm, wherein the method comprises the following steps: first, on the basis of the original YOLOv5, a CBAM attention mechanism and a transformer module are integrated, and the model is pruned; second, the model is trained on a computer, and when the loss of the model no longer decreases and the accuracy no longer increases, the training is stopped; third, the trained model is deployed on a Raspberry Pi carried on a UAV; and fourth, a camera carried on the UAV is used to shoot a water surface photo, and the Raspberry Pi is used to detect water surface floating objects in the photo in real time. On the one hand, the improved YOLOv5 algorithm is used to detect water surface floating objects in real time, and the detection accuracy and the resource occupation of the model are optimized while the detection speed is ensured; on the other hand, the detection algorithm is realized based on the Raspberry Pi, the cost of using a graphics card and an edge device is saved, and the application has practical significance and commercial value in the field of UAV cruising.

The present invention relates to a semi-physical simulation system and simulation method for fault-tolerant cooperative control of a cluster of unmanned aerial vehicles (UAVs), comprising: an information interaction between a cluster ground station computer and a semi-physical simulation platform for fault-tolerant control of a cluster of UAVs based on Raspberry Pi; the cluster includes UAVs with digital simulation and UAVs simulated through Raspberry Pi; each simulated single UAV includes two Raspberry Pis, a simulated UAV model and a controller of the simulated UAV; an instruction upload terminal is used to set the simulation scenario of the entire cluster; a database server is used to calculate neighbor information and assist in completing communication between UAVs; a flight state display terminal for cluster UAVs is used to receive the states of each UAV, draw the flight trajectories of the entire UAV cluster and visualize the flight states of each UAV. The semi-physical simulation system of the present invention can simulate the communication between UAVs in a UAV cluster, enhance the flexibility and authenticity of the simulation system, and greatly shorten the development cycle of a real cluster system.

The present invention discloses a communication system and protocol method for a networked intelligent intersection without traffic lights. The present invention combines the CSMA / CA channel listening and conflict avoidance ideas with the time division multiple access method in VeMAC to construct a CVMAC protocol that can dynamically adjust the working mode according to the channel busyness, solving the problem of node information access conflict; CVMAC determines the protocol type according to the estimated channel node access density, uses CSMA / CA protocol scheduling when the density is low, and adopts the VeMAC protocol mode for transmission when the density is high; the present invention also builds a MAC protocol prototype verification system based on the Raspberry Pi platform to simulate and verify the scenario, and through the statistics of a large number of data packets, it can calculate the bad packet rate, communication delay, and vehicle throughput. The present invention can effectively solve the data conflict problem when high-density vehicle nodes in networked intelligent intersections without traffic lights access the dispatching center, and can greatly reduce the cost of physical scenario verification through the simulation of the scenario.

The invention discloses a photovoltaic panel bimodal dynamic detection method and system based on a lightweight edge intelligent box, and belongs to the technical field of photovoltaic power station intelligent operation and maintenance and edge computing crossing. The system comprises a Raspberry Pi Compute Module 5 core processor, a Raspberry Pi core processor, a Raspberry Pi core processor, a Raspberry Pi core processor and a Raspberry Pi core processor; a double-model dynamic architecture; and the security collaboration mechanism has the advantages of realizing collaborative analysis, dynamic switching and security processing of visible light and infrared thermal imaging, and solves the problems of hardware limitation, algorithm defects and system splitting in the prior art.

1. Name of this product: Expansion Board (Raspberry Pi 5 PCIE to 4-channel PCIE). 2. Purpose of this design: For expansion of serial bus interface in embedded modules. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

The present invention relates to the technical field of human health monitoring. Disclosed are a fall detection method and system, an electronic device and a medium. The method comprises: acquiring an image for detection at a current moment; using a lightweight YOLOv5s network to process the image for detection at the current moment, so as to determine whether a target in the image for detection at the current moment has fallen, thereby obtaining a first determination result; if the first determination result is yes, using OpenPose to process the image for detection at the current moment, so as to determine whether the target in the image for detection at the current moment has fallen, thereby obtaining a second determination result; if the second determination result is yes, determining that the target in the image for detection at the current moment has fallen; and, if the second determination result or the first determination result is no, updating the current moment, and returning to the step of acquiring an image for detection at a current moment. The present invention can reduce occupation of computational resources of edge devices such as Raspberry Pi, thus greatly improving the device reliability.

1. Name of this design product: Raspberry Pi All-in-One Computer (RPI‑HMI‑080D / 101D). 2. Purpose of this design product: Display and touch devices for open source hardware. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the key points of the design: Design 1, Stereoscopic drawing 2. 5. Designate Design 1 as the base design.

1. The name of this design product: Expansion Board (Raspberry Pi PI5 Dual-Channel PCIe). 2. The purpose of this design product: Raspberry Pi PI5 expands the PCIe interface. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: Stereoscopic drawing 1.

1. The name of the design product: Touch display (capacitive / resistive 3.5 inch). 2. The use of the design product: Raspberry Pi SPI display and touch device. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: Design 1 perspective view 1. 5. Design 1 is designated as the basic design.

1. Name of the product in this design: Portable testing device housing (cervical cancer). 2. Purpose of this design: As an integrated mounting platform, the front is used to mount the display screen, the rear is used to mount the Raspberry Pi development board, and the back is used to mount the camera module. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

1. Name of the product of this design: Compute Module Motherboard (Raspberry Pi CM5‑IO‑BASE‑A). 2. Purpose of this design product: Suitable for interface expansion of computing module motherboard. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: Stereoscopic drawing 1.

The invention provides a Raspberry Pi-based navigation situation voice automatic early warning method, which comprises the following steps of: reading an NMEA0183 statement output by an AIS (Automatic Identification System) receiver, analyzing to obtain dynamic and static information of each target, and storing the dynamic and static information into a memory list by taking MMSI (Minimum Mobile Subscriber Identity) as an index; by taking the position of the ship as an original point, taking the heading of the ship as an x axis of a polar coordinate system and taking a starboard as a y axis, calculating the distance and the orientation of each target relative to the ship in the memory list, filtering out the targets in a target filtering range according to a preset Range threshold, and forming a temporary drawing list; calculating the DCPA and TCPA of each target in the temporary drawing list in real time, comparing the DCPA and TCPA with an alarm threshold value and an early warning threshold value preset by a user, and marking the target as an alarm state or an early warning state according to a comparison result; aiming at the target marked as the alarm state or the early warning state, generating a structured text field; and inputting the structured text fields into a voice synthesis module, and generating and playing complete early warning voice in real time by splicing off-line stored fixed audio paragraphs.

1. The name of this design product: Game console expansion board (Raspberry Pi 1.3-inch GamePi13). 2. Purpose of this design product: Game console expansion board for open source hardware. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: Stereoscopic drawing 1.

1. The name of the design product: double network port expansion board (Raspberry Pi CM5). 2. The use of the design product: for embedded double network port multifunctional expansion board. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

The application relates to a Raspberry Pi-based humanoid entity robot control system, which comprises a communication unit for receiving control instructions from an upper-layer application and parsing the control instructions into action instructions; a control unit connected with the communication unit, for receiving the action instructions, and performing semantic coding according to the action instructions to obtain an action semantic coding stream; an action unit connected with the control unit, for receiving the action semantic coding stream, decoding the received action semantic coding stream to obtain an action code stream, and calculating execution action data according to a control algorithm; and an execution unit connected with the action unit, the execution unit also being connected with motor and steering wheel control on the humanoid entity robot, and the execution unit being used for receiving the execution action data and controlling corresponding motors and steering wheels to execute the received execution action data. The application solves the problem that there is no Raspberry Pi-based humanoid entity robot control system at present, and fills the technical blank.

The application relates to a visual recognition device for a grouting engineering pressure dial, which comprises a dial recognition algorithm, a data transmission algorithm and a hardware system; the dial recognition algorithm is a deep learning-based object detection algorithm, and the detection algorithm is a yolov5 algorithm; the data transmission algorithm is a TCP client created on a Raspberry Pi by using a Socket programming library in C++, which is used for communication with an upper computer supporting TCP communication to realize mutual communication of reading results, and the upper computer is a TCP server during work. The application can efficiently process and analyze dial images captured by a camera. The device can quickly and accurately recognize the position and state of a dial pointer under various industrial environments, which provides important support for subsequent production or maintenance work; the device can realize data interaction and linkage control among a display screen, a camera, a PLC and other equipment, and further improves the comprehensive performance of the device.

1. The name of the design product: network expansion board (Raspberry Pi CM5 dual network port 4 / 5G). 2. The use of the design product: expansion board for embedded dual network port 4 / 5G network. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

The invention discloses an SSD (Solid State Disk) MRAM (Magnetic Random Access Memory) automatic test system and test method, device and equipment, and relates to the technical field of storage equipment test, the method comprises a Raspberry Pi platform, an SSD adapter plate and a test host; the Raspberry Pi platform is connected with the SSD adapter plate, and the SSD adapter plate is connected with the Raspberry Pi platform; the SSD adapter plate is connected with an MRAM (Magnetic Random Access Memory) chip on an SSD to be tested through an I2C bus; the test host is connected with the SSD adapter plate, and the test host is used for executing a test script so as to drive the Raspberry Pi platform to send an I2C command to the MRAM chip based on a test requirement to realize a test. According to the application, functional verification such as read-write test, data verification and the like and reliability analysis can be performed on the MRAM chip module in the SSD.

1. Name of the designed product: expansion board (Raspberry Pi PCIe to 2-CH SATA HAT+). 2. Use of the designed product: Raspberry Pi dual-channel SATA expansion board. 3. Design points of the designed product: in shape. 4. Picture or photo that best indicates the design points: perspective view.

The invention belongs to the technical field of semiconductor measurement, and particularly relates to a semiconductor direct current parameter test system based on Raspberry Pi. The test system comprises a Raspberry Pi, a switching power supply module, a floating power supply module, a voltage detection module, a current electrical measurement module, an amplification circuit module, a mode and range selection module, a clamping and integrating circuit module, a push-pull amplification circuit module, a DAC and ADC module and a signal transmission port. All the modules are connected to the PCB; according to the invention, high-precision four-quadrant source measurement and automatic measuring range switching in a wide dynamic range can be realized, and the test efficiency is greatly improved; a multiplex circuit structure is adopted, and single-system voltage measuring current applying and current measuring voltage applying are achieved; independent power supply conversion is adopted, and large-range and low-noise driving of room electricity is achieved; the circuit structure is highly integrated and the cost is controllable; according to the invention, the stability and reliability of the system can be improved, the safety of the equipment and the to-be-tested piece is guaranteed, excellent robustness is shown, and the repeatability of a test result is ensured.

The utility model relates to a CAN integrated test environment tool, comprising a database used for storing test logs and test configuration information, a Raspberry Pi, a communication MCU, and a CAN transceiver, the Raspberry Pi is connected with the database through a data line so as to upload the test logs to the database or load the test configuration information from the database; the communication MCU and the Raspberry Pi are connected through an SPI bus for bidirectional communication; the CAN transceiver is respectively connected with the communication MCU and the ECU through a CAN bus to realize bidirectional conversion between a digital signal and a differential signal. The system has the beneficial effects that a heterogeneous computing architecture in which the communication MCU is used for real-time control and the raspberry Pi is used for high-order processing is adopted, the work division is clear, the communication MCU is responsible for underlying CAN communication and GPIO interrupt response, the raspberry Pi is responsible for test logic scheduling, data analysis and report generation, bidirectional efficient data interaction between the communication MCU and the raspberry Pi is realized through an SPI bus, real-time performance and computing power are taken into consideration, and the system is suitable for large-scale popularization and application. The problem that a traditional single-MCU scheme is insufficient in performance is solved.

1. The name of the design product: expansion board (Raspberry Pi CM4-DUAL-ETH-MINI-BOX). 2. The use of the design product: used for expanding the interface of Raspberry Pi CM5. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

1. The name of this design product: Expansion board (Raspberry Pi PCIE to 4-channel NVME). 2. Purpose of this design product: Raspberry Pi channel conversion and expansion. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: Stereoscopic drawing 1.

The utility model relates to the technical field of page turning devices, and discloses parent-child interaction equipment based on Raspberry Pi, which comprises a storage platform, a page turning mechanism, the Raspberry Pi, a camera and a book pressing mechanism, the camera is suspended above the object placing platform, the object placing platform and the camera are oppositely arranged up and down, the page turning mechanism is located on the first side of the object placing platform, the page pressing mechanism is arranged on the second side and / or the third side of the object placing platform, and the second side and the third side of the object placing platform are oppositely arranged; the Raspberry Pi is electrically connected with the page turning mechanism, the camera and the page pressing mechanism. According to the method, parent-child interaction with low cost and high compatibility is realized, and automatic page turning and remote interaction functions are realized while physical book reading experience is reserved, so that interestingness and efficiency of parent-child co-reading are improved; a child can be accompanied in real time when needed; the technical problems that an existing electronic reading device affects the eyesight development of children, parent-child reading of a traditional solid book can only be achieved beside, and the attention of the children is easily distracted are solved.