52 results about "Wireless image transmission" patented technology

The invention discloses an unmanned aerial vehicle image semantic transmission and question-answering system and method driven by a large language model, and an image semantic extraction and quantification module carries out the semantic feature extraction of an original image captured by an unmanned aerial vehicle through a semantic encoder, and discretizes a feature vector through a codebook mechanism, and is used for wireless channel transmission. And the image reconstruction module recovers the transmission image from the semantic level according to the received discrete vector corresponding to the codebook shared by the receiving end and the transmitting end. And the image subtitle generation module takes the image recovered by the image reconstruction module as input, and generates text description information by using a BLIP subtitle generation system. And the cue word generation module generates a section of cue word according to the user task description and the text description information output by the image subtitle generation module. And the large language model question-answering module outputs natural language response to guide the next action of the unmanned aerial vehicle according to the cue word. According to the method, the robustness and efficiency of wireless image transmission under the condition of low signal-to-noise ratio are improved, the interpretability of a question answering system is improved, and the method has a certain practical value.

The invention discloses an ear-nose-throat endoscope wireless image transmission system based on NFC near field triggering, relates to the field of medical apparatuses and instruments, and solves the problem that an existing wireless image transmission system is poor in image acquisition and transmission efficiency. The data acquisition module is used for performing cavity cross-sectional area analysis according to an image intercepted by an endoscope to obtain target endoscopic video analysis data, screening disease matching patients according to patient symptoms and obtaining corresponding endoscopic video analysis data to obtain endoscopic patient initial matching data; the data analysis module is used for analyzing the cross sectional area of the endoscopic video stream and the endoscopic depth of a lens to obtain endoscopic cavity similarity and performing type division on the endoscopic video stream of the matched patient according to the endoscopic cavity similarity to obtain video stream matching data; and the image transmission module is used for carrying out endoscope near-field triggering setting and endoscopic image wireless transmission on the target endoscopic patient according to the video stream matching data. According to the system and the method, the collection efficiency and the transmission efficiency of the endoscopic image can be improved.

The invention relates to the technical field of 5G wireless image transmission, in particular to a 5G wireless image transmission low-latency transmission method based on dynamic code rate hierarchical coding, which comprises the following steps of: coding each frame of image according to divided levels; dividing the transmission priority of each frame of image; and periodically determining whether the processing for the video is qualified based on the determined jitter influence parameter, adjusting a preset kurtosis used for dividing the hierarchy to a corresponding value when the processing for the video is determined to be abnormal, and adjusting the processing parameter for the video based on the transmission elasticity quantized value and the data retention characterization value. The transmission priority and the coding hierarchy are divided based on the actual recording condition and the transmission condition, and the coding transmission is carried out by adopting the targeted code rate, so that the video transmission efficiency is improved.

The invention relates to a frequency-space hybrid joint source channel coding method and an image transmission method. The method comprises the following steps: inputting an image to be transmitted into a joint source channel coder, and mapping the image into a channel input vector; an image block embedding module and a frequency space mixing module are sequentially arranged in each encoder layer of the joint source channel encoder, the frequency space mixing module independently divides a high-frequency feature and a low-frequency feature into two branches for parallel processing, and outputs of the high-frequency and low-frequency branches are spliced along a channel dimension and then are subjected to spatial feature modeling. The output of the frequency space mixing module is input into a next encoder layer; a channel adaptive attention mechanism is introduced into an encoder layer, real-time channel SNR is embedded into attention calculation of each encoder layer, and attention focuses are dynamically adjusted according to the real-time channel SNR. Compared with the prior art, the self-adaption to different channel signal-to-noise ratios is realized, and the reconstruction quality of two types of information of high-frequency texture and global semantics is effectively considered under the same code length.

The invention relates to a satellite-borne wireless image transmission system and a multistage sailboard state sensing method. The system comprises: an image acquisition module configured to acquire an image of a sailboard; the wireless image transmission module is configured to transmit the image through a wireless local area network; and a load computer configured to perform the following actions: performing processing on the image using a semantic segmentation model to generate a segmentation mask of a panel area; performing contour extraction and geometric feature analysis on the segmentation mask to obtain geometric features; and determining the unfolding state of the multi-stage sailboard according to the geometrical characteristics. The system provided by the invention integrates the functions of image acquisition, wireless transmission and state sensing, has the characteristics of compact structure, low power consumption and flexible deployment, and meets the in-orbit application requirements of small satellites.

The invention relates to the technical field of image transmission, in particular to an energy consumption self-adaptive management method and system of a wireless image transmission module. Comprising the steps of obtaining operation data of at least one node, and analyzing a network load to adjust interaction frequency configuration; load balancing parameters are determined according to interaction frequency configuration, transmission task priorities are dynamically adjusted, node energy consumption data are collected, and resource waste points are checked to update an energy consumption distribution scheme; predicting the traffic of a transmission path according to an energy consumption distribution scheme, optimizing path allocation and reallocating resources when the traffic is greater than a set value, and updating node state shared data; and finally, the network operation state is calibrated according to the node state shared data, and energy consumption optimization configuration is obtained, so that energy consumption is reduced, and network efficiency is improved. According to the invention, the problem that the energy consumption management of the wireless image transmission network is difficult to finely regulate and control along with the load change is solved, and the self-adaptive energy conservation and stable transmission of the distributed image transmission module are realized.

1. Name of the product in this design: Wireless Image Transmission Device (Qingtian). 2. Purpose of this design: For use in transmitting images or videos. 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 invention discloses a closed wireless visible self-cleaning sputum suction catheter, and relates to the technical field of medical instruments, the closed wireless visible self-cleaning sputum suction catheter comprises a sputum suction catheter body, a trachea connector and a suction catheter connector, one end of the sputum suction catheter body is communicated with the suction catheter connector, the other end of the sputum suction catheter body is assembled and connected with the trachea connector, and the suction catheter connector is communicated with a negative pressure valve; a breathing machine connector is arranged on one side of the air pipe connector, a sputum suction opening is formed in the end, facing the air pipe connector, of the sputum suction pipe body, an isolating valve is arranged in the sputum suction pipe body, a flushing pipeline is arranged in the sputum suction pipe body, one end of the flushing pipeline extends to the sputum suction opening, and the other end of the flushing pipeline penetrates through the suction catheter connector and extends outside. The end face of the flushing pipeline is provided with a flushing assembly in a communicating mode, and the end, provided with the sputum suction opening, of the sputum suction pipe body is provided with a micro camera and a wireless module. The novel sputum suction tube integrates visualization, self-cleaning anti-blocking and wireless image transmission, and the application of the novel sputum suction tube covers the scenes of clinical medicine, emergency care, intensive care and the like.

The utility model belongs to the technical field of programming tools, and discloses a tool for programming and debugging wireless image transmission module software, which comprises a metal platform, and a step part is arranged on the periphery of the metal platform and is used for bearing a wireless image transmission module circuit board; a clamp is mounted on one side of the metal platform, the clamp comprises a lower clamping jaw and an upper clamping jaw, the lower clamping jaw is fixed at the bottom end of the metal platform, an elastic contact pin is mounted on the upper clamping jaw, and the elastic contact pin corresponds to a pin position of an FPGA chip on a wireless image transmission module circuit board. According to the utility model, a software burning and debugging tool is customized according to the structure of the wireless image transmission module, the connection of the FPGA chip is rapidly completed and the rapid burning and debugging of the program are realized through the use of the clamp, and the elastic contact pin 23 is fixed through the double-layer PCB, so that the connection stability is improved, and the program burning and debugging efficiency of the FPGA chip is improved.

The utility model belongs to the technical field of circuit board heat dissipation, and discloses a high-efficiency heat dissipation shell of a bidirectional wireless image transmission circuit board, which comprises an upper shell and a lower shell, a cavity for accommodating the bidirectional wireless image transmission circuit board is arranged between the upper shell and the lower shell, and the bidirectional wireless image transmission circuit board is tightly attached between the upper shell and the lower shell. Heat is transmitted through the upper shell and the lower shell, a fan is installed in the center of the upper shell, a multi-air-duct structure is formed on the two sides of the fan, a plurality of heat dissipation air ducts are arranged on the surface of the lower half portion of the lower shell, and a plurality of through heat dissipation through holes are formed in the multi-air-duct structure on the upper shell and the lower side of the fan. The heat dissipation through holes are used for guiding air flow of the fan into the heat dissipation air channel of the lower shell, heat of the wireless image transmission module is taken away through the heat dissipation air channel, and meanwhile the weight of the shell is reduced. According to the shell, the heat dissipation through holes are formed in the air channel, air flow of the fan is introduced into the heat dissipation air channel of the lower shell, heat of the wireless image transmission module is taken away through the heat dissipation air channel, the heat dissipation efficiency is improved, and meanwhile the weight of the shell is reduced.

The utility model discloses a novel wireless image transmission module calibration test device, which belongs to the technical field of electronic product test fixtures and comprises a PC (personal computer), one end of the PC is provided with a USB HUB through an electric wire, one end of the USB HUB is provided with a standard ground end module through a serial port, and the other end of the USB HUB is provided with a standard sky end module through a serial port. According to the utility model, the consistency of the wireless image transmission module in the mass production process is ensured through the transmitting power, the received signal strength indication, the frequency offset accurate calibration, the sensitivity and the throughput rate performance evaluation of the tested module, so that the quality and the reliability of wireless image transmission are ensured; the PC accurately controls the tested module to enter a frequent transmitting mode through a serial port and reads the measurement value of the power meter in real time, the transmitting power can be calibrated to a very accurate level, strict communication standard requirements are met, and the PC combines the measurement result of the frequency spectrograph, finely adjusts the output frequency of a voltage-controlled oscillator of the tested module and controls the frequency offset within an extremely small range.

The utility model discloses a wireless image transmission system with three-frequency-band transmission, which comprises a main control module and a wireless transmission module electrically connected with the main control module, the wireless transmission module comprises a 5.8 G wireless transmission unit, a 2.4 G wireless transmission unit and a SUB 1G wireless transmission unit, the main control module is used for processing data and controlling the image transmission system to work, and the wireless transmission module is electrically connected with the main control module. The 5.8 G wireless transmission unit is used for carrying out data transmission in a 5.8 G frequency band, the 2.4 G wireless transmission unit is used for carrying out data transmission in a 2.4 G frequency band, and the SUB 1G wireless transmission unit is used for carrying out data transmission in a SUB 1G frequency band. The beneficial effects of the utility model lie in that the three working frequency bands are provided, the smoothness of wireless transmission can be ensured, and the stability of video transmission is ensured.

The invention relates to the technical field of image transmission, in particular to a dynamic management and control method for an ad hoc network single-transmitting multi-receiving wireless image transmission system, and the method comprises the steps: building a wireless local area network with a transmitting end as a hotspot through a WIFI technology, and enabling a receiving end to access the network; image data transmission is realized based on a UDP protocol; a dynamic grouping management and control strategy is adopted to carry out authority management on a plurality of receiving ends, and the authority management specifically comprises the steps of establishing an effective receiving end list according to system receiving end tolerance, defining a grouping state flag bit, and carrying out grouping dynamic scheduling on the receiving ends in three modes of space coverage, time rotation and real-time application. According to the invention, under the condition of limited network bandwidth, accurate control of a plurality of receiving ends can be realized, the transmission efficiency of image data and the system response capability are effectively improved, and the method is suitable for image return tasks in non-network coverage environments such as field exploration and emergency rescue.

The invention discloses an anti-interference wireless image transmission module for surveying and mapping, and the module comprises a module body which is provided with a module heat dissipation mechanism. The module heat dissipation mechanism comprises a heat dissipation transverse plate, a mounting plate is arranged on the heat dissipation transverse plate, a plurality of clamping springs are fixedly mounted on the mounting plate, a clamping plate is slidably mounted on the mounting plate, the clamping springs are fixedly connected with the clamping plate, and the module body is located in the middle of the clamping plate. A plurality of heat transfer plates are fixedly installed on the surface of the side, close to the clamping plate, of the heat dissipation transverse plate, a plurality of heat dissipation plates are fixedly installed on the outer surfaces of the heat transfer plates, heat generated during operation of the module body is rapidly absorbed by the heat absorption plate and conducted to the heat dissipation plates through the heat transfer plates, meanwhile, a micro heat dissipation fan is started, airflow is rapidly discharged through heat dissipation holes, and heat dissipation efficiency is improved. A directional air channel is formed, air convection is accelerated, and efficient heat dissipation of the module body is achieved in cooperation with a large-area fin structure of the heat dissipation plate.

The utility model relates to an unmanned fire monitoring device in the technical field of unmanned fire monitoring. The unmanned fire monitoring device comprises a ground station and a sky station. Each mobile video acquisition terminal of the sky station comprises an unmanned aerial vehicle, and a pod, an edge computing device and a wireless image transmission device which are carried by the unmanned aerial vehicle. The edge computing device is provided with a data processing module which is originally arranged on a ground station and used for analyzing images collected by the pod to give out a fire analysis result, all the wireless image transmission devices establish a local area network, and the edge computing device covered by the local area network carries out air-ground data receiving and sending with the ground station so as to transmit the fire analysis result to the ground station. Local real-time processing of video streams is achieved, only detection results are transmitted back through a local area network of the wireless image transmission equipment assembly, the bandwidth requirement and delay are effectively reduced, and the problem that a traditional unmanned fire monitoring device cannot meet the timeliness of fire early warning is solved. And finally, the traditional unmanned fire monitoring device cannot be really applied to forest fire monitoring.

The invention relates to the technical field of image communication, and discloses a performance test method and system for a wireless image transmission module, and the method comprises the steps: firstly, obtaining a target image of the wireless transmission module, constructing a test link comprising a transmitting unit, a receiving unit and a channel simulator, configuring a standard pattern sequence of the transmitting unit, acquiring a decoded image sequence output by the receiving unit, and extracting a synchronous mark frame to calculate unit transmission delay; the method comprises the following steps: identifying interference elements of a channel simulator, analyzing an interference intensity index, calculating a decoding effect value of a target image, constructing a transmission performance matrix based on a standard pattern sequence, time delay and the decoding effect value, identifying a critical state point, reconstructing a load test process according to the critical state point, and configuring a coding rate and a modulation order. And carrying out image performance test on the module to finally obtain a performance test result. According to the invention, the actual transmission performance of the wireless image transmission module can be detected.

The invention discloses a perception and transmission integrated architecture, and a wireless image transmission system and method based on the perception and transmission integrated architecture. The wireless image transmission system comprises a perception module and a transmission module, the sensing module comprises a Fourier lens, a micro lens array and a photoelectric detector array; the Fourier lens is used for carrying out Fourier transform on an image in a spatial domain into a frequency domain to obtain a frequency domain image, the microlens array is located on a rear focal plane of the Fourier lens and is used for separating phase information of the frequency domain image, and the photoelectric detector array is located on a rear focal plane of the microlens array and is used for collecting phase information and amplitude information of the frequency domain image; according to the invention, analog modulation of signals is realized while image perception is completed, one-time reading and one-time sending of all pixels are realized, and the whole process from analog signal acquisition to analog signal sending is completed in one step.

1. The name of the design product: wireless image transmission device (XHD). 2. The use of the design product: for image transmission. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

This utility model discloses a wireless image transmission optoelectronic gun aiming sight structure, belonging to the field of optoelectronic target aiming sight technology. The structure includes an optical zoom lens, a CCD camera, a wireless transmitter, a central axis tube, positioning rings, positioning springs, and a battery pack. The inner end of the optical zoom lens is connected to the CCD camera, and the wireless transmitter is mounted on one side of the CCD camera. The CCD camera collects the optical signals from the optical zoom lens and transmits them to a processor via the wireless transmitter. The central axis tube is mounted on one side of the wireless transmitter and is coaxially arranged with the optical zoom lens. Multiple positioning rings are fitted onto the central axis tube. The positioning springs are installed inside the positioning grooves of the positioning rings via screws and screw holes. The outer ends of the positioning springs are used for elastic contact with the inner wall of the gun barrel. The battery pack is installed inside the central axis tube. Compared with existing technologies, the positioning rings of this wireless image transmission optoelectronic gun aiming sight structure can quickly position the optical zoom lens on the central axis of the gun barrel, simplifying operation and improving aiming accuracy.

The application discloses an ear-nose-throat endoscope wireless image transmission system based on NFC near-field triggering and relates to the field of medical instruments, which solves the problem of poor image collection and transmission efficiency of the existing wireless image transmission system and comprises a data collection module, a data analysis module and an image transmission module. The data collection module collects endoscope images, analyzes the cross-sectional area of the cavity, obtains target endoscopic video analysis data, matches patients according to patient symptoms, obtains corresponding endoscopic video analysis data, and obtains initial matching data of the endoscopic patient. The data analysis module analyzes the cross-sectional area and the endoscopic depth of the endoscopic video stream, obtains the similarity of the endoscopic cavity, classifies the endoscopic video stream of the matched patient according to the similarity, and obtains video stream matching data. The image transmission module sets up the near-field triggering of the endoscope for the target endoscopic patient according to the video stream matching data and performs wireless transmission of the endoscopic image. The application can improve the collection efficiency and transmission efficiency of the endoscopic image.

The invention relates to a system and a method for carrying out hybrid communication relay through an Ethernet and a Wi-Fi Halow wireless technology, and belongs to the technical field of wireless communication. The system comprises a ground terminal, an air communication unmanned aerial vehicle and a plurality of unmanned aerial vehicle nodes, the ground terminal is connected with the air communication unmanned aerial vehicle through the Ethernet, the air communication unmanned aerial vehicle communicates with the unmanned aerial vehicle node through a Wi-Fi Halow wireless protocol, and long-distance transmission of multiple paths of images, data and remote control signals is achieved. Through wired and wireless mixed communication relay, the transmission distance is expanded, delay is reduced, directional transmission of wireless signals is achieved through unmanned aerial vehicle relay, and anti-interference performance and safety are enhanced. The method is suitable for unmanned aerial vehicle cluster networking, remote monitoring and other scenes.

The invention discloses a semantic anti-interference communication method, which designs a simulation algorithm applied to a wireless image transmission scene, improves the reliability and generalization ability of semantic communication in a low signal-to-noise ratio and strong interference scene by constructing a cooperative anti-interference mechanism of a signal domain and a semantic domain, and avoids extra channel resource consumption. The method is suitable for communication scenes of communication terminals such as unmanned aerial vehicles in complex environments.

This invention discloses a method for rescuing a two-cubic-meter loader stranded in an open area, belonging to the technical field of rescue methods. The invention includes the following steps: S1, modifying the malfunctioning loader: adding an electric hydraulic pump controlled by a wireless remote controller and a normally open two-position three-way solenoid valve to its hydraulic braking system, and equipping it with an independent backup battery to power the electric hydraulic pump and solenoid valve; simultaneously, fixing a trailer hook at the rear of the loader. This invention solves the problem of remotely releasing the brakes of a malfunctioning loader when it is in a brake-locked state by adding an independently powered remote-controlled hydraulic release system. Combined with wireless image transmission visual assistance technology, it achieves remote and precise alignment and attachment of the trailer hook, completing the unmanned operation of key rescue operations; it constructs a complete remote rescue method from remote brake release, visual-assisted hook attachment to remote towing, allowing rescue personnel to remain in the danger zone throughout the process, fundamentally ensuring personal safety.

1. The name of the design product: wireless screen projection device. 2. The use of the design product: for wireless image transmission projection. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: combination state reference Figure 4. 5. Other components that need to be explained: the design product, as shown in component 1 (screen projection component) solid drawing 1, can be used alone; or as shown in combination state reference Figure 1-2, it can be used in combination with component 2 (battery component); and as shown in combination state reference Figure 3-4, component 1 and component 2 can also be used in combination with component 3 (neck ring connector).

1. The name of the design product: wireless multi-device connector. 2. The use of the design product: the design product is a multi-device wireless image transmission device matched with OBSBOT tracking camera, used in multi-device live streaming scenes. 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. 5. Design 1 is designated as the basic design. 6. Other circumstances that need to be explained: design 1 and design 2 of the design product are similar in appearance, with design 1 as the basic design and design 2 requesting protection of color.

The application discloses a wireless image transmission method based on a private Wi-Fi network security connection, and relates to the technical field of wireless communication. First, an original Beacon frame is generated and encrypted, the encrypted Beacon frame is encapsulated into an access point Action frame and an identifier is added to obtain a first Action frame, the first Action frame is broadcasted to a private station through a wireless channel, and the original Beacon frame is obtained by decrypting the head of the private station. Secondly, an original probe request frame is generated and encrypted to obtain an encrypted probe request frame, the encrypted probe request frame is encapsulated into a self-defined private station Action frame and an identifier is added to obtain a second Action frame, the second Action frame is sent to the access point and processed to obtain a private station Action frame, and finally, the original probe request frame is obtained by decryption. The application simplifies the invalid encryption and decryption operation process, and effectively improves the scanning discovery speed and system response efficiency.

The invention relates to an on-satellite passive wireless image transmission system and a satellite, the on-satellite passive wireless image transmission system comprises a WiFi image transmission device, the WiFi image transmission device comprises a miniature camera, and the miniature camera is configured to shoot images or videos of the satellite; the WiFi module is connected with the micro camera and is configured to compress and store an image or a video shot by the micro camera and send the image or the video to a WiFi receiver; and the WiFi receiver is in communication connection with the WiFi image transmission device and is configured to start the WiFi image transmission device and transmit the received image or video to a multiplex memory of a satellite for storage. According to the satellite-borne passive wireless image transmission system, wireless transmission of images can be achieved, and lines on a satellite are reduced; according to the satellite-borne passive wireless image transmission system, the convenience and low cost of WiFi wireless transmission are utilized; the WiFi image transmission device is small in size and high in integration level.

1. Name of the product in this design: Wireless image transmission device (Leiming). 2. Purpose of this design: For use in transmitting images or videos. 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 invention discloses an unmanned aerial vehicle fixed-point flight control system based on visual positioning, which relates to the technical field of flight control, and comprises a target positioning unit, a flight control unit, a flight execution unit, an attitude execution unit and an image acquisition unit, a ground target identification image is acquired through a visual sensor, the acquired ground target identification image is transmitted to an image transmission unit, and the image transmission unit receives the ground target identification image transmitted by an image acquisition unit and transmits the received ground target identification image to a display unit. And the ground target identification image is transmitted to the image preprocessing unit through wireless image transmission. Through the visual sensor and a positioning algorithm, the system can realize accurate positioning of the space where the target identifier is located, and provides high-precision position information, so that the unmanned aerial vehicle can accurately fly to the target position.

The application provides a small animal-oriented face tracking image transmission system, comprising a transmitting end, a receiving end and an animal end stimulator; the transmitting end is an animal wearing structure, comprising a miniature camera and a wireless transmitting module; the miniature camera is used for capturing face images; the wireless transmitting module establishes communication with the receiving end through a wireless image transmission link and sends face video data collected by the miniature camera to the receiving end; the receiving end comprises a wireless receiving module, a video data stream module, a data analysis module and a stimulator control module. Through the cooperative matching of the transmitting end, the receiving end and the animal end stimulator, combined with wireless image transmission, face feature analysis and multi-mode stimulation feedback, the components such as the miniature camera and the wireless transmitting module in the application are small in size and light in weight, can be adapted to various small animals, and can detect small animals and reduce the dependence on manual observation.