13 results about "High-definition television" patented technology

The application discloses a kind of vehicle terminal audio direct output and external power amplifier switching control device, comprising: one multiplexing analog high-definition television audio switch U1, two multiplexing analog high-definition television audio switch U3, one audio power amplifier U2, two audio power amplifier U4, 4-way operational amplifier U5, one audio switch K1, two audio switch K2 and control chip;It is also disclosed that corresponding method is configured to write configuration word into vehicle terminal according to vehicle configuration;Read the configuration word written in vehicle terminal;According to configuration word, the flow of audio signal is transferred between the different pins of U1, U2, U3, U4 and U5, and the switching switch of audio is selected;In the early stage of design, this scheme does not increase additional cost, and is economically feasible;It will not cause re-determination of the existence of external power amplifier every time when starting due to CAN bus loss;It reduces the risk of burning loudspeaker and improves user experience.

1. The name of the design product: HDMI connector (short body). 2. The use of the design product: as a high-definition television multimedia connection HDMI connector. 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 relates to the technical field of television display screens, in particular to a household 4K ultra-high-definition television display screen which comprises a display screen body, an installation rear cover is installed on the front surface of the display screen body, an installation rear cover is installed on the inner side wall of the installation rear cover, and a rotating column is installed on the inner wall of the display screen body in an inserted mode. And a mounting plate is mounted on the outer surface of the rotating column, a through groove is formed in the mounting plate, the through groove is matched with the interface body, and adaptive grooves are formed in the inner wall of the mounting plate and formed in the four sides of the inner wall of the mounting plate. The outer surface of a plug inserted into the interface body can be firstly subjected to fitting sealing operation through the inflated airbag frame and the fitting sealing gasket, and meanwhile, the plug in the mounting plate is subjected to sealing operation again through the upper clamping and fixing frame, the lower clamping and fixing frame, the upper side block and the lower side block, so that dual dustproof sealing can be achieved; and dust is always prevented from entering the interface body.

The invention relates to the technical field of communication, in particular to a microwave transmission networking method suitable for ultra-high-definition television signal transmission. Comprising the following steps: constructing a heterogeneous multi-path network: constructing a microwave network comprising at least two main transmission paths and a standby transmission path between a signal transmitting end and a signal receiving end; a cross-path clock synchronization mechanism is adopted to realize signal cooperative transmission, and an annular or mesh topology structure is constructed. According to the invention, priority marking and reliability enhancement processing technologies are combined, so that priority transmission and time delay control of core data are ensured, and strict requirements of ultra-high-definition signals on high capacity and real-time performance are met; the main path starts an interference offset technology, and an interference component is separated through a dual-polarized antenna and an adaptive algorithm, so that the multipath fading resistance is improved, and the continuity and stability of signal transmission are guaranteed; periodically starting a global topological optimization mechanism; and the network resource utilization rate and the flexibility of coping with diversified services are improved.

The utility model relates to a centralized and unified control system for channel cameras and video cameras, which comprises an ultra-high-definition 4K television relay van system, a plurality of channel cameras, a plurality of high-speed channel cameras, a pan-tilt camera, a 3500 RCP (Remote Control Protocol) control unit, an MCU (Microprogrammed Control Unit) central control unit and a 10-gigabit switch. The method comprises the following steps of: matching professional equipment such as a channel camera, a high-speed channel camera, a pan-tilt camera and the like, connecting the pan-tilt camera with a 3500 RCP (Remote Control Protocol) control unit of the channel camera, adjusting a color matrix of the pan-tilt camera and the high-speed channel camera by using the 3500 RCP control unit to make a movie-feeling picture, and combining a movie-feeling picture effect with a television relaying technology. Later manpower and material resources are not needed to adjust the picture, and the working efficiency is greatly improved.

The present invention relates to a bitstream output control method, system, storage medium, and digital television receiver, including: when receiving the bitstream continuously output by a digital television receiving demodulator, determining whether the transmission process of the received bitstream is continuous within a preset time period to obtain a determination result; when the determination result is yes, controlling the bitstream output by the digital television receiving demodulator to be output through a network input interface. The present invention performs network output on the ultra-high definition television program bitstream received through a digital television receiving demodulator through a network interface in an idle state, and can unicast or multicast the received program within a local area network for use by multiple other network receiving terminals in the network.

The application relates to the field of communication technology, in particular to a microwave transmission networking method suitable for ultra-high-definition television signal transmission. The method comprises the following steps: heterogeneous multi-path network construction, a microwave network containing at least two main transmission paths and one standby transmission path is constructed between a signal transmitting end and a receiving end; cross-path clock synchronization mechanism is adopted to realize signal cooperative transmission, and a ring or mesh topology structure is constructed. The application combines priority marking and reliability enhancement processing technology, ensures core data priority transmission and time delay control, meets the strict requirements of ultra-high-definition signals on large capacity and real-time performance, the main path enables interference cancellation technology, interference components are separated through a dual-polarized antenna and an adaptive algorithm, the anti-multipath fading capability is improved, and the continuity and stability of signal transmission are ensured, a periodic global topology optimization mechanism is started, and the network resource utilization rate and flexibility in dealing with diversified businesses are improved.

The invention relates to the technical field of video coding and decoding, and discloses a high-definition television service data intelligent decoding system based on AI optimization, which comprises a data receiving module, a data processing module, an AI decision engine module, a dynamic decoder module, an image quality enhancement module, a terminal display module and a feedback database, by arranging the AI decision engine module, the dynamic decoder module and the image quality enhancement module, real-time optimization of decoding parameters can be realized by constructing a double-closed-loop feedback control architecture and combining a deep reinforcement learning model, the contradiction between image quality and fluency in a dynamic environment is solved, and the decoding efficiency is improved. Meanwhile, the AI decision engine module adopts an improved Dueling DQN model to generate an optimal decoding parameter combination, an award function is innovated, the optimization priority of image quality priority, fluency subordinate and power consumption consideration is defined through a weighting coefficient, and the subjective experience feeling of a user on a high-definition television is effectively improved.

The application provides an anti-bending high-definition television signal optical fiber transmission optical cable, which comprises an optical cable main body, the optical cable main body comprises an outer sleeve, a plurality of cable cores are arranged in the inner part of the outer sleeve, an inner sleeve is arranged on the outer part of the cable core, the inner sleeve is a nylon sleeve, a first anti-bending strip is fixed in the inner part of the outer sleeve, the first anti-bending strip is an elastic rubber strip, a plurality of threading grooves are formed in the inner part of the first anti-bending strip, and the cable core and the inner sleeve are located in the threading grooves. The application solves the problem that the cable core in the optical cable is usually made of glass or plastic, the texture is relatively fragile, and the cable core is prone to breakage, deformation or micro-cracks when the optical cable is subjected to a large bending force. The optical cable can wrap the plurality of cable cores and the inner sleeve by the first anti-bending strip, thereby wrapping the cable core, and effectively reducing the breakage of the cable core caused by bending when the optical cable main body is subjected to a bending force.

The application belongs to the technical field of antennas, and provides a television and a SUB-6G antenna assembly thereof. The SUB-6G antenna assembly applied to the television is provided, a plurality of groups of antennas are arranged on the inner side of the shell of the OPS box, each group of antennas comprises two antennas with the same working frequency, shape and size, at least one group of antennas is arranged in isolation, the communication rate can be effectively improved, the demand of the 8K high-definition television can be met, the influence of the external environment on the performance of the antenna can be effectively reduced, the universality of the antenna is good, the at least one group of antennas is arranged in isolation, the interference between the antennas can be reduced, and the working performance of the antenna is more stable.

The utility model relates to the technical field of high-definition television broadcast control equipment, in particular to 4k high-definition television broadcast control equipment with anti-collision corners, which comprises an equipment body, a supporting frame and four anti-collision mechanisms are fixedly connected to the circumferential side wall of the equipment body, each anti-collision mechanism comprises a supporting assembly and two buffer assemblies, and the supporting frame is fixedly connected with the supporting assembly. The supporting assembly comprises two first supporting plates fixedly connected to the outer side wall of the supporting frame. According to the anti-collision mechanism, through the arrangement of the supporting assembly, it can be ensured that when the corners of the equipment body are collided or impacted, the impacted force can be transmitted to the buffering assembly, and therefore the protection effect of the anti-collision mechanism is improved; according to the high-definition television playing control device, impact force borne by the corners of the high-definition television playing control device can be well buffered, and therefore the phenomenon that the surface of the device and a glass structure are damaged due to collision can be effectively avoided.

The invention provides an airborne task system integrated data management device and method, the device comprises a device main body, the device main body comprises a programmable gate array module, a video processing module, a central processing module, a cache memory and a nonvolatile memory; the programmable gate array module is used for receiving the composite video stream; the programmable gate array module is used for analyzing the composite video stream, separating infrared image information and photoelectric image information and caching the information to the cache memory; reading the image information from the cache memory, recoding the image information into a high-definition television video stream, and sending the high-definition television video stream to the video processing module; the video processing module is used for encoding a high-definition television video stream into a compressed video stream and sending the compressed video stream to the central processing module; and the central processing module is used for receiving the external equipment data stream and storing the compressed video stream and the analyzed external equipment data stream into the nonvolatile memory. According to the device provided by the invention, unified management of airborne multi-source data is realized, and the data processing efficiency, the system compatibility and the reliability are improved.