69 results about "Wireless video" patented technology

Provided in the embodiments of the present disclosure is a video transmission device. In the video transmission device, a video transceiving unit has two functions of receiving a video and sending a video, and a wireless communication unit can implement transceiving of video data in a wireless manner, such that the video transmission device can be multipurpose, i.e., the video transmission device can be used as both a wireless video-transmission transmitting device and a wireless video-transmission receiving device, so as to adapt to different scenarios. In addition, the video transmission device can further be integrated with a display unit, allowing the video transmission device to function as a monitor regardless of whether same is used as the transmitting device or the receiving device, thereby facilitating a user in watching, anytime and anywhere, a video that is sent or received by the video transmission device, which is highly flexible and convenient.

The invention discloses a low-delay wireless screen projection dynamic spectrum allocation method based on a star flash technology, and relates to the technical field of wireless video transmission. According to the low-time-delay wireless screen projection dynamic spectrum allocation method based on the star flash technology, when wireless screen projection is carried out on a video, communication interference data of multiple candidate frequency bands are input into a pre-training reinforcement learning model in real time to be analyzed to obtain a predicted transmission benefit index, and an optimal frequency band is selected as a current screen projection frequency band; according to the invention, the Polar code coding processing is executed based on the coding regulation and control index to obtain the coding data volume value, and the dynamic wireless transmission of the image data is completed in combination with the star flash protocol stack, so that the dynamic wireless transmission of the image data is realized, and the coding regulation and control index is generated based on the combination of the prediction transmission benefit index and the analysis result. Therefore, the stability of the high-complexity frame in the transmission process is remarkably improved, and the transmission efficiency and the presentation quality of the high-resolution video in the dynamic spectrum environment are improved.

Wireless video doorbell kit

The utility model relates to the technical field of communication, and discloses a multi-mode wireless video return device, comprising a housing, a transmission assembly fixedly connected to the outside of the housing and used for returning video data, four connecting shafts detachably connected to the bottom of the housing, and rotating balls rotatably connected to the bottoms of the four connecting shafts. The bottom of the rotating ball is fixedly connected with a supporting shaft, the outer portion of the supporting shaft is slidably connected with a plurality of sliding shafts, the rotating ball is fixedly connected to the bottom of the supporting shaft, and the bottom of the rotating ball is rotatably connected with a fixing seat. According to the device, when a device fixing environment vibrates, the fixing base is fixed in the environment and moves along with the environment, due to the existence of the rotating ball, the rotating ball and the supporting shaft connected with the rotating ball can rotate in a self-adaptive mode when the fixing base moves, and it is guaranteed that the device does not incline after the supporting shaft rotates through the multiple sliding shafts; therefore, the shock insulation effect is achieved.

A Carpal Tunnel Release (CTR) surgical tool is disclosed. The CRT tool is useable to perform CTR surgically endoscopically through an incision in the patient, and includes dedicated optical components within the tool. The tool also includes wireless communication means to broadcast video images from the camera to an external display without the use of any cabling. The CTR tool is modular, thus allowing different portions of the tool to be replaced, including a blade tip assembly. The CTR tool is comprised of components manufactured of materials that can be cleaned and sterilized using an autoclave alone, which allows the tool to be more easily and cheaply used in subsequent surgeries, and in contexts that may lack the resources and support traditionally necessary for surgery. The CTR system may simply comprise of the tool (and its cheaper replacement parts), a monitor having wireless capability, and a simple autoclave.

A video laryngoscope system in which a video laryngoscope is automatically connected to one or more medical devices within a patient environment. The video laryngoscope may automatically perform an unfamiliar wireless connection process for each of a plurality of external devices at startup and without further user input to establish a wireless connection to each of the plurality of external devices. The video laryngoscope may then transmit images captured by the video laryngoscope camera to the plurality of external devices via the established wireless connection.

The utility model discloses a 90Sr-90Y isotope application treatment fixing device with real-time monitoring and timing functions, which comprises a supporting bottom column, a buzzing timer is fixedly arranged on the surface of the supporting bottom column, a chassis is welded at the bottom of the supporting bottom column, a threaded rod is welded at the top of the supporting bottom column, and the buzzing timer is fixedly arranged on the surface of the supporting bottom column. And the top of the threaded rod is in threaded connection with an inner cavity of the threaded sleeve rod. According to the novel 90 Sr-90 Y isotope applicator, a clamping block is installed in an inner cavity of a clamping groove block, an intercepting rod is rotated, the clamping block is locked in the inner cavity of the clamping groove block, then the height of the 90 Sr-90 Y isotope applicator is adjusted by rotating a threaded sleeve rod and a rotating rod, a buzzer timer is used for timer, and the angle of a wireless video camera is adjusted, so that the 90 Sr-90 Y isotope applicator can be accurately positioned. Real-time monitoring and recording of the whole treatment process can be achieved, remote observation of medical workers in the treatment process is facilitated, and the purposes of radiation protection optimization of the medical workers and patients through distance protection and timing and real-time monitoring can be achieved.

1. The name of the design product: wireless video pile. 2. The use of the design product: video pile for parking fee monitoring. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

This invention discloses a wireless low-latency video receiver line block compression and linked recovery system, belonging to the field of wireless video transmission and display technology. After decoding at the receiver, the system performs line block-level visual lossless compression and storage of the image, replacing traditional whole-frame storage. The display side reads the compressed line blocks on demand, decompresses them, and stores them in a small-capacity display buffer. Combining innovative technologies such as adaptive line block compression strategies, intelligent prefetching mechanisms, multi-level error detection, dynamic buffer management, and frame rate linkage control, the system significantly reduces display latency and improves its recovery capability and display smoothness under wireless channel interference. While ensuring visual losslessness, it can reduce display latency by more than 50% and storage bandwidth requirements by more than 65%, making it suitable for latency-sensitive applications such as wireless projection, remote control, and video conferencing.

The utility model discloses a mobile wireless video security and protection monitoring device, which relates to the technical field of security and protection monitoring and comprises a bottom box, four universal wheels are mounted at the bottom of the bottom box, a hydraulic pump is mounted at the top of the bottom box close to the front end, an adjusting mechanism is mounted at the top of the bottom box close to the rear end, and the hydraulic pump is connected with the adjusting mechanism. A storage mechanism is installed at the top end of the hydraulic pump, the adjusting mechanism comprises a movable box, the movable box is movably installed at the position, close to the rear end, of the top of the bottom box, a first photovoltaic panel is installed at the top of the movable box, and second photovoltaic panels are movably installed at the positions, close to the two sides, of the interior of the movable box in a penetrating mode; fixing holes are formed in the positions, close to the two sides, of the bottom of the second photovoltaic panel, fixing blocks are fixedly installed on the two sides of the movable box, and inserting rods are movably installed in the fixing blocks in a penetrating mode. The photovoltaic power generation area is increased, the inclination angle is convenient to adjust, meanwhile, the camera is convenient to unfold and fold, and the occupied space can be reduced during movement.

The utility model discloses a cloud video conference terminal based on wireless video transmission, and relates to the technical field of conference terminals. The conference table comprises a conference table body, a host is arranged in the conference table body, a multimedia video conference fusion management terminal is fixedly installed on the inner wall of the rear side of the conference table body, a keyboard is embedded in the top face of the conference table body, and an adjusting mechanism is arranged on the top face of the conference table body. And the movable part of the adjusting mechanism is provided with a display and a camera body. Image information of a cloud video conference is displayed through the displayer, the angle between the displayer and the top face of the conference table is adjusted through the adjusting mechanism, and the displayer can be stored in the conference table through the adjusting mechanism when the conference table is idle. Through the camera body, the image is collected, and through the host and the multimedia video conference fusion management terminal, the stability of the cloud video conference terminal device can be ensured.

Provided in the embodiments of the present disclosure is a video transmission device. In the video transmission device, a video transceiving unit has two functions of receiving a video and sending a video, and a wireless communication unit can implement transceiving of video data in a wireless manner, such that the video transmission device can be multipurpose, i.e., the video transmission device can be used as both a wireless video-transmission transmitting device and a wireless video-transmission receiving device, so as to adapt to different scenarios. In addition, the video transmission device can further be integrated with a display unit, allowing the video transmission device to function as a monitor regardless of whether same is used as the transmitting device or the receiving device, thereby facilitating a user in watching, anytime and anywhere, a video that is sent or received by the video transmission device, which is highly flexible and convenient.

The invention relates to the field of video conferences, in particular to a wireless video conference system, which identifies the current class state of each student in a wireless video network class in real time by introducing an image identification technology, and judges whether the students have illegal attendance behaviors or not according to the identified class state result. The five violation coefficients are dynamically adjusted through violation attendance behaviors, the attendance management score of each student on the day is managed more reasonably, a comprehensive attendance module is combined to record the historical violation behaviors of the students, and the attendance management score of the students on the day is comprehensively calculated through the historical violation attendance behavior records of the students and the comprehensive calculation of the attendance management score on the day. And the attendance of the student on that day can be scored more scientifically and in a humanized manner.

The invention relates to the technical field of virtual reality, in particular to a wireless video streaming system for multiple virtual reality devices in a fixed space, which comprises at least one VR service terminal used for coding virtual reality content and transmitting video streams to multiple customer experience terminals through a fixed bit rate by using a UDP protocol; the plurality of customer experience terminals are used for receiving the video streams and decoding and displaying the video streams; the network middle layer comprises at least one gateway router and a plurality of access points (AP), the gateway router is used for distributing static IP addresses and controlling the bandwidth of each terminal, and the APs are used for being connected with the customer experience terminal and carrying out load balancing. And the user experience and the system performance in a multi-device concurrent environment are obviously improved.

The invention relates to a video monitoring method and system for intelligent parking wireless video equipment, and the method comprises the following steps: collecting a parking space image of a parking space region, and detecting whether the parking space image has license plate information attached to a vehicle or not; if yes, character and color recognition is carried out on the license plate information, and a license plate color number is obtained; if not, determining a parking space scene state of the parking space area based on the parking space image; and synchronizing to a parking management cloud platform based on the license plate color number or the parking space scene state, so that the management platform performs order charging management and parking space resource scheduling, and the technical problem of difficulty in urban parking is solved.

The application relates to the technical field of video equipment detection, and discloses an abnormality monitoring method and system for a wireless video equipment of intelligent parking, which collects monitoring data of a plurality of monitoring sources, integrates the monitoring data to generate multi-source monitoring data, performs preliminary fault analysis on the multi-source monitoring data based on a local terminal to obtain preliminary analysis information, uploads the multi-source monitoring data to a cloud platform to comprehensively analyze and infer the multi-source monitoring data, obtains deep analysis information, extracts abnormal event information from the preliminary analysis information and the deep analysis information, and executes corresponding management actions according to the abnormal event information.

The invention discloses wireless video and audio communication equipment, which belongs to the technical field of video and audio communication and comprises a communication equipment main body, a storage groove is formed in the top end of the communication equipment main body, a display screen is arranged in the storage groove, a clamping frame is arranged at the bottom of the display screen, and sliding blocks are arranged on two sides outside the bottom end of the display screen. Lifting grooves are formed in the two sides of the storage groove, jacking springs are arranged in the lifting grooves, a movable groove is formed in the bottom of the storage groove, the bottom of the movable groove communicates with a driving groove, a threaded rod is arranged in the driving groove, a threaded sleeve is arranged on the periphery of the threaded rod, an extension plate is arranged on the top of the threaded sleeve, and a clamping block is arranged in a contraction groove in the top end of the extension plate; according to the communication equipment, the storage groove is formed in one side of the top end of the communication equipment main body, and the clamping frame is matched with the clamping block capable of being driven from the outside, so that the stable storage function of the display screen is realized, and the display screen can be conveniently used at any time while the display screen is stored and protected.

The invention relates to the technical field of light control, and discloses a screen and space light synchronization system based on wireless HDMI video signal processing, and the system comprises an HDMI video signal collection module which is responsible for receiving HDMI video signals from various devices; and the signal processing and lamp control signal conversion module is used for analyzing the acquired HDMI video signal and generating a lamp control signal. According to the system, a wireless transmission mode is adopted, the problem that the layout of a traditional wired connection lamp is limited is solved, the lamp is not limited to the back face or the nearby position of a screen any more and can be flexibly arranged in the whole space, and therefore the lamplight atmosphere with the more immersive feeling is created, the overall visual experience of a user when the user watches screen content is improved, and the user experience is improved. And the user can be better integrated in a home theater, a game scene or a high-end television viewing environment.

The application relates to a video data encryption method and system of a smart parking wireless video device, which comprises the following steps: frame extraction and structured processing are performed on collected parking site videos to obtain structured plaintext data, a video signature string is obtained by string splicing of the structured plaintext data based on a preset device-specific key; MD5 hash operation is performed on the video signature string to obtain parking data signature; the structured plaintext data and the parking data signature are combined and encrypted in a JSON format to obtain parking data encryption messages; and the parking data encryption messages are sent to a server through an HTTPS protocol to complete video data encryption transmission, thereby solving the technical problem of data transmission safety risks in traditional modes.

The invention provides a high-definition wireless video stream data compression method based on a self-adaptive code rate, which aims at a scene that a wireless client cannot acquire a physical layer channel state and does not have cooperation of a server, and carries out gear selection on a fragment boundary only according to fragment downloading time consumption and a buffer margin. According to the method, a gear correction time-consuming residual error is introduced as a de-confusion discrimination amount, a tolerance threshold value and a separation threshold value are generated in combination with a buffer state, an interval drop point is determined, and the space between the two threshold values is defined as a residual error fuzzy region; and maintaining a continuous fuzzy count and an ambiguity level in the interval, updating a locking level when the evidence is insufficient, and gating a target code rate gear to jump up. And the fragmentation boundary gating state structure is used for uniformly bearing discrimination quantity, threshold value, interval and locking state information, so that false downshift and premature upshift are inhibited, gear fluctuation is reduced, and gear selection stability is improved.

1. The name of the design product: wireless video intelligent parking sensor (wireless wiper solar video pile S1). 2. The use of the design product: for parking sensor. 3. The design points of the design product: in the combination of shape and pattern. 4. The picture or photo that best shows the design points: design 1 perspective view 1. 5. Design 1 is designated as the basic design.

The application discloses a low-delay video encoding and sending control method, and belongs to the field of video encoding control and wireless data sending scheduling. The method receives line-by-line video data and writes the video data into a line buffer; the number of written lines is counted, and when reaching a preset threshold, video encoding is triggered, without waiting for the completion of the whole frame reception; in the encoding process, data is output according to the encoding segmentation granularity, and a sending trigger signal is generated when each segment is completed, and the corresponding encoding data is sent to a wireless sending queue. Through the double-layer trigger mechanism, parallel pipeline operation of video input, encoding processing and data sending is realized. The preset threshold can be dynamically adjusted according to factors such as video resolution, frame rate, network bandwidth and target delay. The method reduces the encoding start time from the frame level to the line level, eliminates the frame end waiting time, reduces the overall system delay, and can meet the ultra-low delay application requirement in the wireless video transmission scene.

The invention belongs to the technical field of video transmission, and provides a wireless video transmission method and device, equipment and a storable medium. The method comprises the following steps: establishing a channel model between a transmitting end and a receiving end based on Rician fading; establishing different modulation schemes based on the performance of the channel model under different weather conditions, detecting data points describing a channel state during video transmission, and adaptively selecting an optimal modulation scheme based on the K-means clustering algorithm; based on the structural similarity, calculating the similarity between the current frame and the previous frame of image in the to-be-transmitted video stream, and deleting the current frame of image of which the similarity with the previous frame of image is higher than a first threshold value; after a receiving end receives the video stream, playing all frame images in the video stream; according to the invention, the problems of slow image transmission and blocked communication with the remote controller in the prior art can be solved.

1. Name of the Design Product: Wireless Network Video Recorder. 2. Use of the Design Product: For video surveillance, network storage, video surveillance system management, and video data transmission. 3. Design Key Points of the Design Product: Lies in the shape. 4. Picture or Photo that Best Illustrates the Design Key Points: Perspective View 1.

1. Name of the designed product: photographic equipment. 2. Use of the designed product: for cameras, video cameras, outdoor video cameras, security video cameras, wireless video security cameras or video recording cameras. 3. Design points of the designed product: in shape. 4. Picture or photo that best shows the design points: Design 1 perspective view 1. 5. Design 1 is designated as the basic design.

1. The name of the design product: HDMI wireless video extender. 2. The use of the design product: for HDMI wireless video transmission. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: design 1 perspective view 1. 5. Design 1 is designated as the basic design.

The present invention provides a wireless video data acquisition method, system, device and storage medium, wherein the method includes receiving a request for establishing a WIFI connection sent by a video source terminal; establishing a WIFI connection with the video source terminal in response to the WIFI connection request; obtaining the type of transmission protocol supported by the video source terminal; configuring the transmission protocol of the video source terminal through a preset weight reduction algorithm in combination with the protocol usage of each configured video source terminal; receiving video data sent by the video source terminal based on the transmission protocol; decoding the video data and converting the output format, and then transmitting it to a display terminal for display. The wireless video data acquisition method of the present invention uses WIFI to transmit video source data, realizing wireless video data acquisition, while the video source terminal transmission protocol has a standardized configuration, and data transmission is more stable.

1. Name of the design product: Call doorbell. 2. Use of the design product: For smart home electronic products, providing wireless video and remote voice call, doorbell call function. 3. Design points of the design product: in shape. 4. Picture or photo that best indicates the design points: perspective view 1.

The invention discloses a wireless video monitoring system and a monitoring method thereof.The wireless video monitoring system comprises a video monitor body, a storage mechanism and an auxiliary mechanism, the video monitor body is fixedly connected with a bearing plate, the storage mechanism is located outside the video monitor body, and the storage mechanism is used for carrying out storage operation when the video monitor body is not used; the auxiliary mechanism is located at the bottom of the storage mechanism and used for being matched with the storage mechanism. The arrangement mode that the storage frame, the fixing frame, the connecting frame, the electric push rod and the auxiliary mechanism are matched is utilized, the video monitor body is located in the storage frame, the electric push rod enables the video monitor body to stretch out or retract from the interior of the storage frame, and the auxiliary mechanism assists in shielding the bottom of the storage frame; when the video monitor main body is not used, the video monitor main body can be stored and protected, so that the video monitor main body can be prevented from being eroded by rainwater or exposed to the sun, and the safety of the video monitor main body can be improved.