43results about How to "Does not take time" patented technology

The invention provides a family affection care system based on an old-age care robot. The system comprises the old-age care robot, a remote terminal and a cloud server. Under the control of a child, the remote terminal sends a go-home-to-see access request to the cloud server through a go-home-to-see request module; a go-home-to-see receiving processing module of the old-age care robot controls the old-age care robot to start an old person seeking function, confirms an old person position through utilization of a voice positioning technology or a face identification technology, then prompts anold person to put through and checks a life condition of the old person through a camera of the old-age care robot; and the go-home-to-see receiving processing module receives character, voice, picture and/or video information sent by the remote terminal and displays the information to the old person and moreover controls the old-age care robot to interact with the old person through utilizationof a voice interaction technology and an image identification technology. According to the system, the interaction is automatically initiated through utilization of the old-age care robot, the child is helped to communicate with the old person effectively through utilization of fragmented time, the life condition of the old person is checked whenever and wherever possible, and the affection company for the old person is realized.

Provided are a real-time low speed detection device and method based on DSP quadrature encoding. The device comprises a pulse encoder, a signal conditioning circuit, a quadrature encoding module and a processor. The pulse encoder outputs difference pulse signals Ao, difference pulse signals Bo and difference pulse signals Co, the pulse signals Ao, the pulse signals Bo and the pulse signals Co, output from the pulse encoder, are input to three input ends of the quadrature encoding module respectively through the signal conditioning circuit, and the four output ends of the quadrature encoding module are respectively connected with the processor. The device and method have the advantages that by the adoption of the technical scheme, calculation of the rotating speed is faster, meanwhile interruption and a DSP internal counter are adopted in the whole calculation mode, and CPU time is not occupied; meanwhile, the mode of the rotating speed is used, so detection at a high speed, at a low speed and at an ultralow speed can be achieved at the same time, and the former method of calculation of the rotating speed can be completely replaced; in addition, the method has continuity and timeliness of calculated quantity, encapsulation of functions can be conducted, and modularized processing of software is facilitated.

The invention discloses an instrument positioning method applicable to a substation patrol inspection robot, which is characterized in that firstly preliminary positioning is performed on an image to be detected by using an Adaboost classifier, then secondary positioning is performed on a plurality of candidate regions acquired by positioning by using an SVM classifier, and a region which is judged to be an instruction in the two times of positioning is the regional location of the instrument in the image. According to the invention, regions similar to the instrument are positioned by using the Adaboost classifier, so that the detection rate of the instrument is greatly improved; deficiencies of the Adaboost classifier are made up by using the SVM classifier, color features and textural features are fused, and finally the candidate regions are accurately classified. The instrument positioning method not only improves the detection rate, but also increases the expandability of the system, and meets requirements of a substation for instrument positioning.

The invention discloses a PCM FMC expansion board based on Zynq-7000 and a working method of the PCM FMC expansion board. The PCM FMC expansion board comprises Zedboard development board based on Zynq-7000 and a PCM FMC expansion board body. The PCM FMC expansion board is characterized in that a plurality of PCMs a built in an FMC board, parts of the PCMs are connected to an FMC interface through SPI serial interfaces, and the other parts of PCMs are connected to the FMC interface through parallel interfaces. The Zedboard development board is characterized in that the Processing System of a dual-core ARM Cortex-A9 processor and Xilinx Programmable Logic are integrated in a single chip. The PCM FMC expansion board has the advantages that the PCM FMC expansion board can provide complex control ability of ARM and high-speed concurrent processing ability of FPGA.

The invention provides an electric vehicle battery quick-change system with the rear chassis battery case. The electric vehicle battery quick-change system with the rear chassis battery case comprises a support device, a battery change device and a second control device, wherein the support device is used for supporting an electric vehicle, and the support device is provided with a first work position where the electric vehicle can drive in or out of the support device, and a second work position for extracting low-power batteries inside the electric vehicle and putting in fully-charged batteries; the battery change device is used for extracting the low-power battery inside the electric vehicle and putting in the fully-charged batteries, and the battery change device can move along guide rails and accordingly obtain positions for extracting the low-power batteries from the battery case and putting the fully-charged batteries into the electric vehicle; the second control device is used for driving the battery change device to move from the position far from the support device to the position where the low-power batteries are extracted from the battery case of the electric vehicle and the fully-charged batteries are put in, and then to the position far from the support device. The electric vehicle battery quick-change system with the rear chassis battery case can quickly change the batteries of the electric vehicles, improve the battery change efficiency and save space.

The invention relates to the field of smart education, and particularly relates to a system and method for speech training by applying a VR technology. The method includes the following steps that S10, a scene model database is created through 3D modeling software; S20, a training content database is created; S30, a correspondence relationship between training contents and training scenes is set through database software; S40, a user terminal computer and a server are connected through a network; S50, a user wears a VR device, and the user terminal computer presents a selection interface of the training contents to the user through the VR device; S60, the user selects the training contents in the selection interface of the training contents through an interactive device, and the VR deviceshows the corresponding training scenes; S70, the user terminal computer collects the voice and portrait of the user in real time and sends the voice and the portrait to the server. By adopting the method, the user can conduct speech training in an interesting and diversified highly simulated virtual reality environment, and the speech level of the user is significantly improved by means of telepresence as a feature.

The invention provides a test method for measuring metal of a silicon wafer body, and belongs to the field of semiconductor manufacturing. The test method comprises the steps of 1, taking a silicon wafer with a diameter being 4-10 inch and infinite resistivity; 2, uploading the silicon wafer onto an infrared heating furnace for temperature rising to 200-300 DEG C, and performing constant-temperature baking for 1.5-2.5 hours; 3, uploading the silicon wafer to a full-automatic surface metal collection system; 4, blowing hydrofluoric acid steam to a surface of the silicon wafer for 4-6 minutes bythe full-automatic surface metal collection system during the sample making process; 5, sucking an extraction liquid by a nozzle of the full-automatic surface metal collection system, and recycling metal ions from the surface of the silicon wafer; and 6, testing metal content of a scanning liquid by an inductance coupling plasma mass spectrometer, wherein the tested surface metal content is metalion overflow quantity baked by the infrared heating furnace. The test method is wider in test range, higher in accuracy and lower in cost, and the diameter and the resistivity of the tested silicon wafer are not limited.

The invention provides a historical evolution studio electronic gallery, belongs to the field of a demonstration and broadcasting exhibition electrified education system, and specifically relates to an education device of a historical evolution playing electronic gallery in the field of historical education and teaching. According to the background technology, a well-known electrified education product searches required teaching videos through connection with a television, a projector and a sound box, and time, energy and strength are consumed. According to the historical evolution studio electronic gallery, the problems of the above energy and strength consumption and the influence on the teaching thought can be overcome. According to the technical scheme, teaching video content and image content are preset, the teaching content is controlled, demanded and paused through a wireless mobile terminal, and an image represented by a video is lightened by a matched indicating lamp. The teaching effect is improved, the strength and the energy are saved, and the teaching content is enhanced for students after class through the mode of display board pictures.

The invention discloses a printer that includes a communication circuit that communicates with an external device, a printing instruction receiver that receives a printing instruction, a controller that determines a printing amount based on a state of the communication with the external device, and a printing unit that executes printing based on the printing instruction and the printing amount.

A synchronous floating core pulling mechanism for a large-angle oblique pulling core and a guide block on the cavity side of an injection mold comprises a cavity and a core; an injection-molded plastic piece is arranged between the cavity and the core; a large-angle oblique upward chute is manufactured on the plastic piece; the mechanism is characterized in that the guide block, a guide hook and a guide column fixing block are arranged below the cavity; a fixed-distance groove and a guide hole are formed in the guide block; a fixed-distance blind rivet is arranged in the fixed-distance groove, the guide block is connected with the cavity through the fixed-distance blind rivet; the oblique pulling core is arranged in the guide hole; one end of the oblique pulling core is matched with the chute of the plastic piece, and the other end of the oblique pulling core is provided with an oblique chute; an oblique sliding rail is arranged under the guide hook, and the oblique sliding rail is matched with an oblique sliding groove; an oblique guide column is arranged in the guide column fixing block; a sliding block is arranged on the core; an oblique guide hole is formed in the sliding block and is matched with the oblique guide column; a pressing block is manufactured on one side of the sliding block; a limiting groove is formed in the side wall of the guide block; and the pressing block makes contact with the limiting groove.

The invention provides a fingerprint direction field obtaining method based on a structure tensor. According to the method, firstly, histogram equalization is carried out on images, and compared with an original smoothing filtering process, the method better highlights the contrast ratio of the images. By means of the structure tensor, a point direction field of a fingerprint image can be accurately calculated. When the structure tensor is solved, mean filtering replaces original Gaussian filtering, and a mean filtering operation is achieved in a serialization calculation method. On the condition that effects are not influenced, the operating speed is substantially improved, and the method can be used in situations where the accuracy and time are strictly required, such as an embedded system.

The invention relates to an information push method and device, a terminal and a server. The information push method includes: detecting a communicational behavior with a public service number certificated; if a user agrees to receive service information from the public service number, transmitting communicational record information corresponding to the communicational behavior to a first server; receiving the service information which the first server transmits on the basis of the communicational record information and which is from the public service number. According to the embodiment, service information is pushed to a user at the premise of the user accepting to receive the service information, and no disturbance is caused to the user; internet-based information transmission helps reduce the cost.

The invention discloses a vapor separating and water outlet device of a water dispenser. The vapor separating and water outlet device structurally comprises a water outlet speed adjusting device, a top cover, a water inlet, a water inlet pipe and a device body, the top cover movably connected with the device body is arranged on the device body, the water outlet speed adjusting device is suspendedin the device body and is connected with the center of the top cover, the water inlet pipe of an integrated structure with the device body is fixed to one side of the device body, and a water inlet ofa round structure is formed in the water inlet pipe. Compared with the prior art, the vapor separating and water outlet device has the advantages that the device has the function of the water outletspeed adjusting device and the function of water outlet speed adjustment, through the cooperation of parts of a flow limiting and speed limiting guide mechanism and a gear driver, the water outlet speed can be adjusted as required, so that the water outlet speed is moderate and cannot be too high and too low, the phenomenon that hot water splashes is avoided, the use is safer, and a user's time isnot occupied.

The invention provides an event-driven advertisement display method. The method includes the steps that pre-displayed advertisements are downloaded from a server and cached; form loading events are responded, and advertisement display events are triggered; form pages are loaded, and advertisements are displayed in a working area; the loaded events are responded, and the advertisements are forwarded to an advertisement area to continue to be displayed; after displaying in the advertisement area is finished, the advertisements are automatically hidden or manually hidden by a user. An event-driven mode is adopted in the method, management software is combined with the advertisements, and once loading is completed, the advertisements are zoomed and displayed in the advertisement area and then hidden. The method is friendly in usage mode, does not occupy time of the user and reduces disturbance on the user of the management software. The client base of the management software is clear, advertisement putting is precise, and putting efficiency is high.