12results about How to "Improve viewing angle" patented technology

The application discloses a kind of zero visual seam's liquid crystal display unit, it is related to display technical field.The display unit includes backlight module, liquid crystal panel assembly and optical compensation composite cover plate.Wherein, the edge of backlight module is equipped with the chamfer support surface that is inwards shrinkage, the non-display area of liquid crystal panel assembly is bent or adhered along the chamfer support surface, so that the physical height of non-display area is lower than the plane where effective display area is located.Optical compensation composite cover plate is adhered to the surface of liquid crystal panel assembly and extends to cover above non-display area, and the cover plate sequentially includes light remodeling layer, waveguide light uniform layer and wide-angle scattering layer from bottom to top.The application is cooperated by mechanical structure and micro-nano optics, realizes the visual screening of physical seam under the premise of not increasing electronic control complexity, solves the problems of large assembly thickness, black seam ghost and edge image distortion in traditional seam elimination scheme.

The application provides a near-eye display system, a display method and a virtual reality device. The near-eye display system comprises a projection device, a semi-transparent screen and a micro-mirror array. The semi-transparent screen is arranged opposite to the projection device. The micro-mirror array is arranged on the side of the semi-transparent screen away from the projection device. The projection device is used for projecting a light beam to the semi-transparent screen to form a micro-unit image. The image unit of the micro-unit image corresponds to the micro-mirror unit of the micro-mirror array one by one. The micro-mirror array is used for reflecting the light beam passing through the semi-transparent screen, so that the light beam enters the eye and reconstructs a three-dimensional image. The near-eye display system, the display method and the virtual reality device provided by the application have the advantages of simple structure, convenient use, effective avoidance of vergence-accommodation conflict, reduction of discomfort and dizziness of users, improvement of imaging quality and viewing angle, and good user experience.

The utility model relates to electrical wiring design technical field, concretely is a kind of display device for building electrical wiring design, including machine body, two groups of fixed plate, the fixed plate is slidably arranged in the side of machine body, and the inside of fixed plate is provided with sliding slot, and the sliding slot is inclined arrangement, and placing plate, the placing plate is arranged in the side of two groups of fixed plate, display board, the display board is arranged in the side of placing plate, and display board is used to show wiring design. The display device for building electrical wiring design, through the cooperation between top stick and fixed plate, and then when push plate promotes the transverse movement of top stick, top stick will be through the way of promoting fixed plate longitudinal movement to drive placing plate displacement, and the movement of placing plate will change the height of display board, so the height of display board and the wiring design carried thereby can be conveniently changed, so that the device can adapt to the best viewing angle of everyone, improve communication efficiency.

This disclosure relates to the field of display technology, and discloses a color filter substrate and an electrophoretic display device. The color filter substrate includes a first substrate, a filter layer, a first electrode, and a light enhancement layer. The filter layer is disposed on one side of the first substrate. The first electrode is disposed on the side of the filter layer opposite to the first substrate. The light enhancement layer is disposed on the side of the first electrode opposite to the first substrate, and a recess is provided on the side of the light enhancement layer opposite to the first substrate. This color filter substrate has high contrast.

The application discloses a portal crane sling positioning plate mounting method, belongs to the related technical field of the sling, and is characterized in that the upper surface of the sling is provided with front and rear positioning plates at both ends; a front scanner scanning surface intersects with the rear positioning plate, the rear positioning plate surface is inclined forward, namely, the rear is high and the front is low, and the vertex of the rear positioning plate scanned by the front scanner is a front scanner positioning plate detection point; a rear scanner scanning surface intersects with the front positioning plate, the front positioning plate surface is inclined backward, namely, the front is high and the rear is low, and the vertex of the front positioning plate scanned by the rear scanner is a rear scanner positioning plate detection point. The application is used for solving the technical problems of the prior art, such as water accumulation in the positioning plate, poor detection reliability of the positioning point and poor shielding performance.

The utility model relates to desktop storage box technical field, specifically is a kind of eagle type multifunctional desktop schedule cloud management device.The multifunctional desktop schedule management storage device integrates display screen reminder, storage, mobile phone support and clock display multiple functions, clever design and practical.The multiple products are integrated together, not only improve the functional diversity of device, also greatly improve the convenience of use.User can complete schedule viewing, article storage, mobile phone support and time viewing etc.Various operations on one equipment, without frequent switching different equipment, to improve work efficiency and life convenience.

The utility model relates to a wearing device of a law enforcement instrument, the law enforcement instrument comprises a mounting shell, the wearing device comprises a first wearing support and a mounting structure, the mounting structure comprises a rotary adjusting buckle, and the first wearing support is clamped with the mounting shell of the law enforcement instrument through the rotary adjusting buckle; the second wearing support comprises a connecting assembly, the connecting assembly comprises a through hole, the size of the through hole is matched with that of the mounting structure, and the first wearing support is clamped with the mounting shell of the law enforcement instrument after being clamped with the through hole through the mounting structure, so that the second wearing support is connected with the law enforcement instrument. A law enforcement officer can flexibly select the first wearing support and the second wearing support to use the law enforcement instrument in a matched mode according to different law enforcement environments and tasks, the law enforcement instrument adapts to various wearing scenes and requirements, the wearing diversity and flexibility of the law enforcement instrument are improved, and therefore the use experience of the law enforcement officer is improved.

The invention discloses a real-time positioning method for a ground aircraft-winding inspection robot, and the method comprises the steps: obtaining the wide-area point cloud data of an aircraft, and building a stable coordinate system with the aircraft as a reference through the recognition and registration of a plurality of semantic key points, such as a nose cone and a wingtip, and a pre-stored template; the method comprises the following steps: acquiring laser radar and camera data in real time, inputting the data into a pre-trained multi-modal deep learning model, and outputting probability distribution representing the current pose of a robot under an aircraft coordinate system by the model; in a filter, the mean value of the probability distribution is used as an observation value, the variance is used as dynamic observation noise, optimal fusion with motion prediction of the robot itself is carried out, and a final smooth pose is generated. According to the method, the real-time monitored pose uncertainty is utilized, the robot is actively controlled to adjust the position so as to improve the sensing quality when the observation view angle is poor, high-precision and high-robustness aircraft relative positioning is achieved, and the method has the active sensing ability.

The invention discloses mobile propaganda equipment in the technical field of educational propaganda equipment, which comprises a shell, a first rotating shaft and a second rotating shaft are sequentially arranged in an inner cavity of the shell from top to bottom, and a moving mechanism is arranged between the first rotating shaft and the second rotating shaft; the moving mechanism comprises a conveying belt, side pockets are fixedly mounted on the front side and the rear side of the conveying belt correspondingly, and by arranging the moving mechanism, after a worker inserts a propaganda drawing into the side pockets, a lifting cover is closed, and then an insertion key is inserted into an insertion lock, so that the propaganda drawing inside is clamped and fixed through a limiting plate; a motor is started to drive a first rotating shaft and a second rotating shaft to rotate, the first rotating shaft and the second rotating shaft drive a conveying belt to rotate, and the conveying belt drives two side pockets on the surface to switch back and forth, so that propaganda viewing and reading are facilitated, and the social effect of education propaganda is improved; the reading interestingness of viewers is attracted, and the method is suitable for wide popularization

The utility model relates to the technical field of demonstration devices, and discloses an angle-adjustable exhibition hall demonstration device, which comprises a display screen. The supporting disc is arranged at the bottom of the display screen; the supporting cylinder is arranged at the top of the supporting disc; the lifting assembly is arranged in the supporting cylinder and controls the display screen to ascend and descend; the first adjusting assembly is arranged above the supporting disc and used for adjusting the vertical angle of the display screen; the second adjusting assembly is arranged in the supporting disc and used for adjusting the transverse angle of the display screen; a second motor is fixedly connected to the inner wall of the bottom end of the supporting cylinder. The vertical angle of the display screen is adjusted through the first adjusting assembly, the transverse angle of the display screen is adjusted through the second adjusting assembly, the limitation that a traditional device can only be adjusted in the longitudinal direction is overcome, audiences can obtain a good viewing angle from different directions such as the side face or the inclined side, and the displayed content can be comprehensively and clearly viewed; and the visiting experience of the audience is greatly improved.

The application belongs to the technical field of automatic welding and industrial robot control, and relates to a welding molten pool state monitoring and control method and device based on visual feedback. The method comprises the following steps: controlling an industrial camera to perform position translation, so that a to-be-welded area enters the effective field of view range of the industrial camera; in a welding process, continuously collecting images of the welding area to obtain multiple welding images; performing weighted fusion on the multiple welding images to obtain a fused image, and performing preprocessing on the fused image to obtain a preprocessed image; performing molten pool state recognition based on the preprocessed image to obtain current molten pool state parameters and corresponding welding defect information; comparing the current molten pool state parameters with preset target parameters of the molten pool to obtain a state deviation, and generating corresponding driving instructions according to the state deviation; and performing multi-stage posture adjustment and fine positioning control on the industrial camera based on the driving instructions, so that the welding molten pool is kept at an optimal observation viewing angle.

A liquid crystal display device is disclosed. The liquid crystal display device includes a liquid crystal panel, a viewer-side polarizing plate stacked on a light exit surface of the liquid crystal panel, and a first optical sheet and a second optical sheet stacked in sequence on a light entrance surface of the liquid crystal panel, wherein the viewer-side polarizing plate includes a polarizer and a contrast or viewing angle enhancement layer, the liquid crystal panel has a horizontal direction corresponding to a long side thereof and a vertical direction corresponding to a short side thereof, and the first optical sheet has a plurality of first optical patterns on a light exit surface thereof, a longitudinal direction of the first optical patterns having an angle in a range of -10° to +10° with respect to the vertical direction of the liquid crystal panel.