98 results about "3D interaction" patented technology

The invention discloses a virtual reality e-commerce platform system and an application method thereof, and the system enables a user to feel that the user is on the scene. The virtual reality e-commerce platform system comprises a shopping mall, commodity information, a server, the Internet, a database, an operation system, a 3D modeling system, a 3D interaction display system and a shopping terminal. The 3D modeling system comprises a three-dimensional scene module, a plan reasoning module, a character training module and a recording/editing module. Compared with the prior art, the virtual reality e-commerce platform system has the advantages that wearable commodities can be tried on by a shopper in online shopping; the three-dimensional effect of selected commodities can be watched by 360 degrees; various commodities or environments can be quickly made to three-dimensional pictures; the shopper virtually enters various three-dimensional malls and three-dimensional shops for shopping in a roaming mode through the Internet, the shopper can feel that the shopper is on the scene, and shopping interest and experience are enhanced; based on a real mall, online-offline linkage shopping (the e-commerce model) is formed.

The invention relates to a multi-terminal 3D somatosensory shopping method and system based on the internet and the mobile internet. According to the method and the system, various objects can be browsed or tried by a user by performing volley operation 3D interaction and are purchased directly after the user is satisfied with an experience. Multi-screen combined experience shopping is realized; a somatosensory technology and a video image processing technology are combined, so that 3D object models or 3D scenes of various commodities and a human body interact in a three-dimensional virtual space; an interaction video image is directly displayed on an interactive display screen. A customer can browse or try different virtual objects by performing the volley operation 3D interaction at any time and any place; the customer and the commodities are interacted in the three-dimensional virtual space, so that real shopping experience feeling of the user is improved, the shopping delight is enhanced, and the commodity return and exchange rate in online shopping is reduced.

The invention discloses an unmanned aerial vehicle three-dimensional display control comprehensive-training system and relates to the technical field of training simulation technologies. The unmanned aerial vehicle three-dimensional display control comprehensive-training system comprises a flight simulation module, a visual simulation module, a flight control interaction module, a maintenance operation training module and an autonomic learning examination module, adopts a driving type three-dimensional curved-surface displayer to establish a display platform, adopts a 3D interaction technology and a three-dimensional driving technology to achieve driving and three-dimensional display of three-dimensional images, achieves highly-simulated man-machine interaction through interaction hardware, establishes a multiple-sensory-simulation ground control environment and adopts a flight control training working mode, a maintenance operation training working mode and an autonomic learning examination working mode. By means of the system, an unmanned aerial vehicle operator can master an unmanned aerial vehicle control method, an operation process and a special situation disposal method, accurately senses the state and environment situation of the three-dimensional space of an aerial vehicle, and a maintainer can be quickly familiar with the principle, structure and functions of the aerial vehicle and master a guarantee process and a maintenance method.

A three-dimensional (3D) human-computer interaction system that supports mouse operations through the motion of a finger and an operation method thereof are provided. In the provided system and method, a multi-view video recording device captures an image of a finger of an operator, and has an information connection with an electronic information device through an interaction handling program. After the interaction handling program is executed, a CPU of the electronic information device performs operations such as computation, synthesis, image presentation, gesture tracking, and command recognition on the captured image to interpret a motion of the finger of the user. Accordingly, the user may perform operations on an operation interface of the electronic information device by using the finger in a 3D space in a noncontact mode. The present invention is particularly applicable to application software with 3D space operations as it can perform 3D interaction with the application software.

The invention relates to a television terminal-based 3D somatosensory shopping system and method. The system comprises a television terminal; a user browses or tries different virtual objects by performing volley operation 3D interaction, and purchases the objects directly after being satisfied with an experience. The objects are 3D object models of various commodities which are pre-stored in a storage device. According to the system and the method, shopping is experienced by adopting the television terminal, a somatosensory technology and a video image processing technology are combined, so that 3D object models or 3D scenes of the various commodities and a human body interact in a three-dimensional virtual space; an interaction video image is directly displayed on an interactive display screen. Family members can browse or try different virtual objects by performing the volley operation 3D interaction at any time and any place; the system and the method are suitable for the old and the young in a family to experience real shopping; the shopping crowd is expanded; the shopping delight is enhanced; the commodity return and exchange rate in online shopping is reduced.

An interactive product configuration platform comprises a two-dimensional (2D) or three-dimensional (3D) information interface module, a product case base module, a parts base module, a product and parts management module, an optimal solver module, an embedded 3D product holographic information interaction module and a parameter drive modeling module. The 2d or 3D information interface module is relevant to a general bill of material (GBOM), and used for obtaining of user demands and generating of a bill of material (BOM). The product case base module and the parts base module have online self-learning ability. The product and parts management module is based on cloud computing. The optimal solver module is relevant to product structures and a case base, and a quadratic parabola fuzzy set case-based reasoning method is adopted for the optimal solver module which is used for matching and solving of an optimal case which is in the case base and most similar to a customized product. The embedded 3D product holographic information interactive module is relevant to the case base, and used for previewing of holographic cases of optimal products by a user and interactive information modifying. The parameter drive modeling module is relevant to the optimal cases, and used for establishing of a 3D model of the customized product driven by automatic parametric characteristics according to the user demands and interactive information. The interactive product configuration platform achieves 3D interaction, and improves product development and design efficiency.

The invention provides a projection lens. The projection lens comprises a first lens set, a second lens set, a third lens set and a fourth lens set from an imaging side to an image source side in sequence, wherein the first lens set comprises a first lens with negative focal power and a reflection optical face enabling a light path to bend; the second lens set comprises a second lens with positive focal power, and the faces, facing the imaging side, of the second lens and the image source side, of the second lens are convex faces; the third lens set comprises a third lens with negative focal power; the fourth lens set has positive focal power and comprises one or more lenses with focal power, and the face, closest to the imaging side, of the fourth lens set is a convex face. The lens meets the following relation of ImgH/D>0.55, wherein ImgH is one half the diameter of an image source, and D is the vertical distance between the face, facing the imaging side, of the first lens and the center position of the reflection optical face. According to the projection lens, because the four lens sets are adopted, the size of a lens system can be effectively reduced, it can be guaranteed that the lens has a large resolution ratio under the large-view-angle condition, and the large-view-field-angle, small-distortion and high-resolution-ratio technical effects are achieved.

A sensor/camera-monitored, virtual image or holographic-type display device is provided and called a SENSOR-MONITORED, 3D, INTERACTIVE HOLOGRAPHIC FREESPACE CONTROL UNIT (HFCU). This invention allows user interactions with the virtual-images or holograms without contacting any physical surface; it is achieved via the use of a visually bounded freespace both with and without holographic-type assistance. The 3D Holographic-type Freespace Control Unit (HFCU) and the Gesture-Controlled 3D Interface Freespace (GCIF) are implemented to produce external and internal commands. The built hardware of the present invention include concave and convex mirror slices at the size, curvature(s), repetition, and locations so as to create the desired holograms/virtual images, optical real-object generation pieces (projectors, digital screens, other mediums as desired, etc.) placed to create the associated virtual images/holograms, sensor(s) for monitoring holographic-type spaces and reporting data, and the computer and software pieces/code used to analyze the collected data and execute further commands as directed

The invention discloses a virtual reality system for experiencing a fire-fighting scene. The virtual reality system comprises a fire-fighting virtual training interaction module, a fire-fighting training scene virtual electric control module and a practice training cabin, wherein the fire-fighting virtual training interaction module utilizes a 3D interaction technique to establish an entity high-precision model in high compatibility; the fire-fighting training scene virtual electric control module utilizes the combination of an environment control module and a digital-to-analogue conversion device to seamlessly connect the reaction behaviors of trainees in the virtual fire scene with the virtual equipment and scene objects in the fire scene; a special annular visual angle high-reflection developing carrier with a 5M diameter is used as an outer layer of the practice training cabin; and a 360-degree multi-channel curved fusing projection system which is composed of five sets of high-luminance image projection devices is arranged above the developing carrier. The virtual reality system does not consume the true fire-fighting equipment in the maneuver, does not pollute the environment and can guarantee the daily fire-fighting maneuver and skilled rescue skills of a fire-fighting commander.

The invention relates a 3D interaction display system based on augmented reality. The 3D interaction display system based on augmented reality comprises a 3D stereo display part and a human-machine interaction part, wherein, the 3D stereo display part comprises a stereo camera for acquiring a scene, and an image processing device for executing pixel even/odd column processing on left and right pictures of the acquired scene and rendering them onto a transparent displayer; a grating on the transparent displayer projects the even/odd column processed images into left and right eyes of a user respectively; the human-machine interaction part comprises a human body induction controller for obtaining information on a location, speed and a posture of a finger and providing a location tracking algorithm; and the 3D stereo display part and the human-machine interaction part realize uniformity of virtual space and real space. The 3D interaction display system based on augmented reality can provide the user with the most natural and stereo human-machine interaction mode, which is similar to operation of a real object.

The invention relates to the technical field of interaction of a museum, in particular to an interactive experience system for a museum. The system is used for an experience region of the museum and separately comprises a sound-light-electricity effect system, a multimedia touch system, a voice synchronous lamplight control system, a multimedia remote control system, an interactive projection system, a near-field interactive pushing system, a holographic imaging system and a 3D interaction and virtual reality system which are connected with a master control system of the museum in a controlledmanner. A multimedia technology is introduced in exhibition, the cultural connotation of exhibits is extended, interaction between the interactive experience system and a visitor is improved, and different side surfaces of an exhibit are shown by multiple layers; and three-dimensional images of the exhibits and interactive game designed according to associated contents of the exhibits are pushedto visitors, and thus, the visitors can know the exhibits comprehensively, and can learn related knowledge in interactive games which teach through lively activities interestingly.

The invention discloses a medical image workstation with stereo visual display. The medical image workstation comprises a computer mainframe, a three dimensional (3D) display screen, an input device and a software system. The software system comprises a software function module, a stereo visual display module, a 3D interaction module and a 2D display and stereo visual display linkage module. The software function module, the stereo visual display module, the 3D interaction module and the 2D display and stereo visual display linkage module are possessed by an ordinary medical image workstation. The stereo visual display module is used for achieving the stereo visual display with depth information. The 3D interaction module is used for receiving operating commands which is provided with the depth information and inputted by a user from the input device, and synchronously displaying operating results in real time on the 3D display screen. The 2D display and stereo visual display linkage module is used for achieving linkage of a 2D display screen and the 3D display screen or achieving conversion between the 2D display and the 3D stereo visual display. The medical image workstation with the stereo visual display can overcome the defect that an existing medical image workstation is poor in linkage of stereo visual display, 3D interaction, and 2D display and stereo visual display, so that observation effects and work efficiency of doctors can be improved.

The invention is applicable to the field of image processing, and provides with a method and a device of rendering a 3D (three dimensional) model in any orientation. The method comprises the steps of obtaining the primary position and the primary direction vector of the last moment of the 3D model and the target position and the target direction vector of the 3D model through a 3D interactive tool; calculating the rotary matrix of the 3D matrix through the primary direction vector and the target direction vector, and calculating the translation matrix of the 3D model through the primary position and the target position; calculating the control matrix of the 3D model through the rotary matrix and the translation matrix; substituting the primary 3D data point information of the 3D model into the control matrix to obtain the target coordinates and target directions of all points of the 3D model, and rendering the target 3D model. Any 3D model which accords with a control requirement can be rendered, so that the method is applicable to the real-time rendering of any 3D model, the speed of determining the position of the 3D model can be improved in real time, and the state of controlling the 3D model can be effectively improved.

The invention relates to a remote interaction control system and a remote interaction control method for a physical information space. The system comprises a 3D (3-Dimensional) interaction identification module, a 2D (2-Dimensional) interaction identification module, a physical world scene acquisition module, a master processor, a physical information fusion module and a video display module. By the method, a combined 2D and 3D interaction manner can be adopted for remotely finishing real-time human-computer interaction control on a physical information object in a physical information fusion scene. Compared with other methods, the method is low in cost, high in operation immersion and real-time and efficient in operation, and has broad application prospect in human-computer interaction in a future physical information fusion scene.

The invention relates to the field of garment design, discloses a 3D interactive editing and stitching method for garment CAD cut pieces, and aims to solve the problem that in the garment design, according to an emulation effect of a designed garment on a human body model, the garment needs to be repeatedly modified and redesigned. The method comprises the steps of: loading a DXF file in a garmentCAD design application and a three-dimensional human body model; extracting feature data of the garment cut pieces in the DXF file, wherein the feature data comprises information of stitching edges for forming the garment cut pieces; by an interactive tool, placing the garment cut pieces around corresponding positions of the three-dimensional human body model, and according to the information ofthe stitching edges, determining stitching edge pairs between the garment cut pieces, wherein an interactive operation is a movement operation of the garment cut pieces, which is carried out by utilizing the interactive tool; and by utilizing a stitching relationship between the stitching edge pairs of each garment cut piece, stitching each garment cut piece to generate a stitched three-dimensional garment model. Synchronous execution of garment design and emulation is implemented, and the designed garment is emulated in real time, so that garment design efficiency is improved.

An interactive module applied in a 3D interactive system calibrates a location of an interactive component or calibrates a location and an interactive condition of a virtual object in a 3D image, according to a location of a user. In this way, even the location of the user changes so that the location of the virtual object seen by the user changes as well, the 3D interactive system still can correctly decide an interactive result according to the corrected location of the interactive component, or according to the corrected location and corrected interactive condition of the virtual object.

The invention provides a 3D (three dimensional) hologram Internet of Vehicles interactive display terminal, which comprises a vehicle-mounted diagnostic system, a cloud platform and a 3D interactive hologram in-vehicle navigation system, wherein the vehicle-mounted diagnostic system is installed in a vehicle, and is used for collecting vehicle state data and acquiring vehicle diagnostic data; the cloud platform is connected with a first wireless communication module, and is used for receiving and storing the vehicle state data and the vehicle diagnostic data; the 3D interactive hologram in-vehicle navigation system is connected with the vehicle-mounted diagnostic system and the cloud platform and is positioned in the vehicle. The 3D interactive hologram in-vehicle navigation system comprises a second wireless communication module, an interactive system, projection equipment, a plurality of image collecting modules and voice collecting modules. By adopting the 3D hologram Internet of Vehicles interactive display terminal, vehicle and map data interface can be projected into the space of the vehicle in a 3D image mode, so that a driver does not need to move eyesight away from a road and can observe the data interface in real time, and the driving safety is improved.

Provided are a three-dimensional (3D) interaction apparatus capable of recognizing a user's motions in a 3D space for performing a 3D interaction function, a display device including the 3D interaction apparatus, and a method of driving the 3D interaction apparatus. The 3D interaction apparatus includes a depth camera which obtains a depth image including depth information of a distance between an object and the depth camera; an active optical device disposed in front of the depth camera and configured to adjust a propagation path of light by refracting incident light so as to adjust a field of view of the depth camera; and a driving unit which controls operation of the active optical device.

The present disclosure provides a 3D interaction method. The 3D display device detects a distance between an operating element and a display screen and checks whether the distance is less than a maximum distance of a 3D image pointed by the operating element protruding out of the display screen. When the distance is less than the maximum protruding distance of the 3D image pointed by the operating element, the 3D display device acquires a viewing distance between a viewer and the display screen. Based on the acquired viewing distance and the distance between the operating element and the display screen, the 3D display device adjusts the parallax of the 3D image pointed by the operating element to cause an actual distance of the 3D image pointed by the operating element protruding out of the display screen equal to the distance between the operating element and the display screen.

A VR equipment based VR interactive simulation practical training system comprises VR interaction equipment, a PC for constructing a simulation practical training module, and a host body for data conversion and transmission. The VR interaction equipment comprises a head display device and a sensor module. A practical training method of the system comprises the steps that 1) the PC is combined witha 3D interaction function in the VR technology to construct virtual practical training modules, and a practitioner selects the corresponding virtual practical training module which needs simulated practical training; 2) the practitioner completes wearing of the VR interaction equipment, and the PC starts the corresponding virtual practical training module; and 3) the practitioner obtains positionand condition in a virtual application scene via the head display device, and completes the corresponding operation via the sensor module according to a corresponding practical training operation. Different virtual practical training modules are constructed to improve the convenience and quality of simulated teaching, and the system is suitable for use of teaching exercise and simulation practical training.

The disclosure provides a video processing method and device, electronic equipment and a computer readable storage medium. The method comprises the steps: obtaining a to-be-processed video, determining a target object corresponding to the to-be-processed video, and enabling the to-be-processed video to comprise at least two frames of video sequence images; extracting an image part of an area wherethe target object is located from each video sequence image to generate a corresponding first image; and performing superposition processing on each first image and a determined target background image to obtain a processed video with a 3D display effect. The target background image includes at least one white line with a set width. According to the scheme, when the processed video formed by theplurality of superposed images is played, a viewer can generate a sense of depth of field, a naked eye 3D display effect is generated; the processing process of the video to be processed is simple, the implementation cost is low, and the popularization of naked eye 3D interaction is facilitated.

The invention discloses an immersed naked-eye 3D interactive method and system based on a simulation teaching training room and relates to the field of virtual simulation teaching training rooms. Themethod comprises the steps as follows: 1) splitting a planar 3D scene in a rendering engine to obtain a T-type scene or cross-type scene; 2) performing fusion and cluster rendering on the T-type sceneor cross-type scene by use of a rendering host and the rendering engine to obtain a synchronous rendering picture, and connecting the synchronous rendering picture with a display device to form a four-side or five side synchronous display projection wall; 3) completing real-time interaction control of the picture by use of a control engine on the basis of the step 2. The system comprises the rendering host, the rendering engine, the display device, a router and the control engine. The problem of poor training effect due to the fact that the third party watch virtual pictures by the aid of auxiliary equipment through picture synthesis and cannot perform immersed interaction with the virtual picture with naked eyes in the existing simulation teaching training field is solved, and immersed naked-eye 3D interaction effect is realized.

The invention provides a mobile phone 3D browser system based on a three-dimensional panoramic hyperlink browse and an application method. The system comprises a control unit, a network server, a cache unit, an encryption and decryption unit, a display unit and a render resolution cell; through the matching operation of the whole system, a 3D interactive browse function of a user terminal of a mobile phone is realized. The mobile phone 3D browser system based on the three-dimensional panoramic hyperlink browse and the application method can efficiently change the current situation that current mobile terminals, such as the mobile phone, have main functions of treatment of static diagrams, games and entertainment, fills the technical vacancy of dimensional 3D browsers suitable for mobile phones, realizes the mutual fusion of a panoramagram and an independent object better, achieves an excellent effect, facilitates smooth progress of corresponding market and technical activities, and plays an active role in promoting the technology of the whole industry.