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101results about How to "Flexible output" patented technology

High-precision and high-integrality time-digital converter based on FPGA (Field Programmable Gate Array), and implementation method

The invention provides a high-precision and high-integrality time-digital converter based on an FPGA (Field Programmable Gate Array), and an implementation method. The time-digital converter comprises a fine time measuring unit, wherein the fine time measuring unit consists of a time alternate sampling unit, a multi-stage sampling data buffering unit and a snapshot and encoding unit. The invention aims to provide the high-integrality precision time-digital converter based on an FPGA. Innovation points lie in that: a fine time measuring part adopts a technology of a latch snapshot and rapid encoding combined architecture based on phase splitting clock alternate sampling, multi-stage sampling data caching and cached multi-stage sampling data. The high-precision and high-integrality time-digital converter has the characteristics of simple structure, design flexibility, high portability, short measuring dead time, large dynamic range, low cost, flexible interface and the like, and can be applied to the fields of aerospace, space research, communication, biomedicine, earth dynamics, relativity research and the like.
Owner:UNIV OF SCI & TECH OF CHINA

Method and system for measuring wool fiber fineness measurement

The present invention relates to a method for measuring wool fibre fineness and its system. Digital camera head (CCD) is adopted to convert the amplified fibre image into digital image, and transfer it into computer to mare real time processing to obtain fibre outline and calculate single fibre fineness, then it counts up the data of average fineness and fineness distribution of all the measured fibres. In said ivnention, general light source is used and the proper alogirhtm and software are designed with can measure animal fibre with the measurement range of 4-300 micrometers, and its measurement speed is 140 fibre / sec.
Owner:TSINGHUA UNIV

Colored, dynamic, and amplified safety film

ActiveUS20150198749A1Rapid production of large-scaleFlexible outputDiffraction gratingsInformation cardsInter layerMedia layer
A colored, dynamic, and amplified security film includes a micro lens array layer, a base material layer, and a micro graphic layer. The layers meet the condition of Moore amplified imaging; the micro graphic layer is formed by a background area and a graphic area; the graphic area is distributed in the background area; the micro graphic layer includes a semi-transparent and semi-reflective metal layer, a medium layer, and a metal film layer successively from top to bottom; the metal film layer is of a planar structure; the thickness of the medium layer in the graphic area is greater than the thickness of the medium layer in the background area; and the thicknesses of semi-transparent and semi-reflective metal layers are consistent.
Owner:SUZHOU UNIV +1

Shooting method and electronic equipment

An embodiment of the invention discloses a shooting method and electronic equipment, relates to the technical field of communication, and can solve the problem that an image shot by the electronic equipment is single. The method comprises the steps that under the condition that a first window and a second window are displayed, first input of a user to a target window is received, the first windowis used for indicating a first shooting preview picture of first electronic equipment, the second window is used for indicating a second shooting preview picture of second electronic equipment, and the target window comprises the first window and / or the second window; a target shooting preview image is updated in response to the first input, the target shooting preview image comprising a first shooting preview image and / or a second shooting preview image; a first camera of the first electronic equipment and a second camera of the second electronic equipment are controlled to execute shooting operation respectively based on the updated target shooting preview picture, and a target image is output, wherein the target image is an image obtained by synthesizing an image corresponding to the first shooting preview image and an image corresponding to the second shooting preview image.
Owner:VIVO MOBILE COMM HANGZHOU CO LTD

Vortex laser based on laser medium center zero gain structure

A vortex laser based on a laser medium center zero gain structure is applied to optical tweezers, optical spanners and the field of optical communication. The vortex laser comprises a pumping source, an optical coupling system, an input mirror, a zero gain center laser medium, and an output mirror, all of which are arranged in sequence. The zero gain center laser medium is a piece of ceramic or crystal which is provided with a hole in the center and annularly doped with activated ions or doped with zero-activated ions in the center region. Fundamental transverse mode oscillation is inhibited by the zero gain center structure of the laser medium. Pure higher-order Laguerre-Gaussian (LG0, l(l>=1)) beam output is realized through mode matching. No other optical components are needed, and no pumping spot shaping is needed. The vortex laser has the advantages of high laser efficiency, wide scope of applications, simple operation, easy integration, and the like.
Owner:山东铂锐激光科技有限公司

Plane four-channel atmosphere polarization information detection sensor

A planar four-channel atmospheric polarization information sensor, characterized in using highly integrated modular design, comprises a sensor physical structure module, a polarized light selecting and sensing module and a sensor hardware circuit module, wherein the sensor physical structure module has a columnar cylinder, the above of which is embedded with the polarized light selecting and sensing module being arranged in planar four-channel and corresponded with four-channel polarized light transmission channel in the columnar cylinder to a four-channel unblocked optical pass; the sensor hardware circuit module is embedded below the columnar cylinder for receiving current signal outputted from four photoelectric converters arranged in the four channel polarized light transmission channel, and simultaneously performing a series of signal processing to the current signal, so as to provide reliable, accurate signal input for successive atmospheric polarization information calculation and processing.
Owner:HEFEI UNIV OF TECH

Method for simulating air quality of natural wind and air conditioner simulating air quality of natural wind

The invention provides a method for simulating air quality of natural wind. The method includes the steps of detecting an outdoor natural wind fluctuation curve; determining the maximum wind speed corresponding to a natural wind mode according to the natural wind mode which is preset or set by a user; obtaining a simulated natural wind fluctuation curve according to the outdoor natural wind fluctuation curve and the maximum wind speed; and circularly outputting corresponding simulated natural wind according to the simulated natural wind fluctuation curve. The invention further provides an air conditioner simulating air quality of natural wind. By means of the method and the air conditioner, the problem that the wind speed of indoor simulated natural wind in summer is low is solved, the user can flexibly store and output simulated natural wind, the air quality of natural wind is simulated, and thus the user comfortableness is improved.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD

Video processor, display system and video image processing method

The embodiment of the invention discloses a video processor. The video processor is provided with a plurality of zooming devices to perform image zooming processing on an input source image so as to generate a plurality of zoomed images, and the zoomed images are provided to perform multi-image display. In addition, the embodiment of the invention further discloses a display system and a video image processing method of the video processor. The multi-channel zooming processing scheme of the embodiment of the invention can reduce the system running clock rates of the zooming devices, and make the system work stably in a video clock cycle.
Owner:XIAN NOVASTAR TECH

Coffee equipment with face recognition device

The invention provides coffee equipment with a face recognition device. The coffee equipment comprises a coffee machine, a controller and an image acquiring device; the image acquiring device is connected with the controller and used for acquiring an image and sending the image to the controller; the controller is connected with the coffee machine and used for controlling output of the coffee machine according to the image. By adopting the technical scheme of the coffee equipment, the image is acquired through the image acquiring device, and output of the coffee machine is controlled according to the image, therefore, output of the coffee machine is no longer monotonic coffee or rigid and stylized patterns of tree leaves, flowers, grass and the like, and the pertinence of the coffee machine on the image is greatly enhanced.
Owner:XUCHANG UNIV

H bridge driver-based motor controller

InactiveCN102111105AReduce computation time and hardware costBroad Period and WidthElectric motor controlIntegrated circuitInterface circuits
The invention relates to an H bridge driver-based motor controller formed by an integrated circuit. The motor controller comprises an intelligent data interface circuit, a signal detection circuit, a chip selection decoding circuit, a logic control circuit and 3 motor control channels, wherein information on width of control pulse, dead zone, the lengths of positive and negative pulses and the like of the motor is acquired by analyzing and calculating the data of a write-in interface circuit; input information required by a pulse width modulation circuit is generated by combining a frequency division factor given by a programmable frequency division circuit; and a pulse width modulation state machine circuit outputs digital signals required previously to a H bridge driver according to the information. Compared with an external microcomputer (or a controller), the H bridge driver-based motor controller can obviously lower operation time and hardware cost; a built-in high-resolution counter can provide extremely smooth and sensitive motor drive signals; and the H bridge driver-based motor controller can adapt to different external data widths by combining the intelligent data interface circuit, and the programmable frequency division circuit can provide wider modulation signal periods and widths.
Owner:EAST CHINA INST OF OPTOELECTRONICS INTEGRATEDDEVICE

Upgrade module, packaging therefor and method of incorporating the same

Packaging (2) for an upgrade module (4, 104, 204a, 204b, 204c, 204d) includes a spacer (24) with an aperture (28) receiving a printed circuit board (PCB) (30) and a housing (26) enclosing the spacer (24) and PCB (30). In one embodiment, the housing is a labeled overlay (26) including an inner surface (36) engaging the spacer (24), an outer surface (38) with printed information (40) and a removable writeable portion (42). The overlay (26) includes openings (44, 46, 48) for access to, for example, the PCB (30), and first, second and third portions (50, 52, 56) which fold around and adhere to three sides of the spacer (24). The module (4, 104, 204a, 204b, 204c, 204d) is incorporated within or proximate to an analog sensor (14, 114) for conversion of the sensor (14, 114) into a digital communicating device. An optional fastening mechanism (70) secures the module (4, 104, 204a, 204b, 204c, 204d) in position. A method of assembling and employing the upgrade module (4, 104, 204a, 204b, 204c, 204d) in position. A method of assembling and employing the upgrade module (4, 104, 204a, 204b, 204c, 204d) and packaging therefor is also disclosed.
Owner:JORDAN ACQUISITION GRP

Computerized miniature projector

The invention discloses a computerized miniature projector which comprises a shell, a main control module used for executing a processing function of a computer, an LCOS (Liquid Crystal on Silicon) optical transceiver module used for executing a projection function, an LCOS interface module and a power supply module used for supplying a working voltage required by each module, wherein all modules are arranged in the shell; a user input control information interface of the main control module is arranged on a panel of the shell, external communication linkage ports of the main control module are distributed on the lateral surface of the shell, and a projection port of the LCOS optical transceiver is arranged on the lateral surface of the front end of the shell; and the LCOS port module is used for receiving a VGA (Video Graphics Array) video signal output by the main control module and converting the VGA video signal to a TTL (Time to Live) signal and outputting the TTL signal to the LCOS optical transceiver module for projecting and displaying. The projector disclosed by the invention integrates functions of the computer without need of additionally connecting the computer to be used as a signal source, is more convenient to use and carry about and has small size.
Owner:七喜控股股份有限公司

Numerical control program converter of three-coordinate measuring machine

The invention relates to a numerical control program converter of a three-coordinate measuring machine. The numerical control program converter includes a measuring machine configuration module (1), a measuring head and measuring seat definition information extraction and angle conversion module (2), a detection coordinate system definition and transform information extraction module (3), a to-be-measured characteristic definition information extraction module (4), a measurement point extraction and path generation module (5), a dimension and tolerance definition information extraction and processing module (6), a detection point compensation and storage mode selection module (8) and a detection program output module (9). Compared with the prior art, and according to the control code converter of the invention, DMIS control codes generated by off-line programming software are converted to control codes meeting the requirements of measuring equipment through a measuring machine structure, measuring seat types, a detection coordinate system in CAD software, size tolerance and measuring paths. The numerical control program converter is suitable for any three-coordinate measurement equipment. With the numerical control program converter adopted, the increase of related equipment can be avoided, and financial and material resources are saved.
Owner:BEIJING SATELLITE MFG FACTORY

Multimedia de-packaging method and apparatus

The invention belongs to the technical field of video playing, and specifically relates to a multimedia de-packaging method and apparatus. The multimedia de-packaging method comprises the following steps: acquiring a multimedia data packaging packet according to an input mode of multimedia streams; judging whether the multimedia data packaging packet is encrypted; if so, decrypting the multimedia data packaging packet, and then de-packaging the multimedia data packaging packet to acquire video data and audio data; and if not, directly de-packaging the multimedia data packaging packet to acquire the video data and the audio data, and judging whether the video data and the audio data are encrypted, and if so, separately decrypting the video data and the audio data. The technical scheme of the invention provides a multimedia de-packaging method, which can be used for carrying out unified decryption on audio and video streams to reduce the workload of secondary development.
Owner:FUJIAN STAR NET EVIDEO INFORMATION SYST CO LTD

Coal-fired power plant energy level matching heat integration system based on primary air

The invention belongs to the technical field of the design of energy saving equipment for power plants and particularly relates to a coal-fired power plant energy level matching heat integration system based on primary air. A hot primary air bypass is arranged behind a hot primary air outlet of an air preheater, and a plurality of stages of air-water heat exchangers and a plurality of stages of extracted steam condensation type air heaters are additionally arranged. According to the coal-fired power plant energy level matching heat integration system based on the primary air, the high-temperature primary air is obtained through replacement by means of low-temperature smoke and extracted steam of a low-pressure cylinder of a steam turbine based on the energy level matching and gradient utilization principle so as to participate in the backheating process. Compared with a traditional power plant steam-water system, the coal-fired power plant energy level matching heat integration system based on the primary air breaks the traditional machine-furnace boundary, the primary air is innovatively used for participating the backheating process of the steam turbine, the heat integration level of a unit heat system is increased, increasing of the heat transfer efficiency in multiple links of the steam-water system is achieved, the acting potential of high-grade energy is exploited more sufficiently, and the purposes of improving the energy utilization efficiency and increasing the energy consumption level of a unit are achieved.
Owner:NORTH CHINA ELECTRIC POWER UNIV (BAODING)

Axial magnetic flux electromagnetic type micro driver based on double layer planar coil

The invention relates to an axial magnetic flux electromagnetic micro driver based on a double-layer planar coil, which belongs to the micro electronmechanical technology field. The axial magnetic flux electromagnetic micro driver comprises a double-sided magnetic steel rotor, double-layer planar coil stators, single-sided magnetic steel rotors, a bearing and an output shaft, wherein, the double-sided magnetic steel rotor is positioned at the axial central position of the output shaft and is fixedly connected with the output shaft; the two double-layer planar coil stators are positioned at the two sides of the double-sided magnetic steel rotor and are connected with the output shaft through the bearing; and the two single-sided magnetic steel rotors are positioned at the outer sides of the two double-layer planar coil stators, and the magnetic steels are opposite to the windings of the double-layer planar coil stators and are fixedly connected with the output shaft. The invention reduces the dummy coils required for connection for the internal cause of the single-layer planar coil, reduces the power consumption of the micro driver within the unit volume and improves the output moment. In addition, the invention can realize the high-efficiency micro driver within the microsize, has simple structure, is easy to realize and is particularly suitable for realizing the high-efficiency electromagnetic micro driver under the condition of limitation of the microsize.
Owner:SHANGHAI JIAO TONG UNIV

Method and system for supplying power to equipment using thermoelectric generation of pipelines

The invention relates to a method and a system for supplying power to equipment using thermoelectric generation of pipelines and particularly relates to a method and a system for supplying power to equipment using a temperature difference of fluids in supply and return pipes of a heat supply or air-conditioning system. As the supply pipe and the return pipe of the heat supply or the air conditioning system have a stable temperature difference, fluids of high and low temperatures are guided into a thermal-cooling cycling cavity of a generating sheet generation system, the temperature difference between cold and hot surfaces of a generating sheet is maintained stable for stable power generation, and a control circuit is used for supplying power to the equipment or charging an electrical storage device. The circulation power of the fluids in the cycling cavity is from a pressure difference of the supply pipe and the return pipe of the heat supply or the air conditioning system and a pressure difference of a certain distance between an upstream and a downstream of the same pipe.
Owner:北京暖流科技有限公司

Acupuncture point information display method and system and relevant equipment

The embodiment of the invention discloses an acupuncture point information display method and system and relevant equipment. The acupuncture point information display method comprises the following steps: receiving a display control instruction which is sent from an acupuncture point detection device and carries the identification information of a target acupuncture point identification module, responding to the display control instruction, obtaining the description information of a target acupuncture point corresponding to the identification information of the target acupuncture point identification module, and outputting the description information of the target acupuncture point. The embodiment of the invention is favorable for improving the accuracy, the convenience and the informatization degree of acupuncture point information display, and user experience is improved.
Owner:夏玉雷

Linear phase correction method with broadband configurable channel

The invention discloses a linear phase correction method with a broadband configurable channel. After the data broadband and center frequency information observed and stored by a system is obtained, multi-component sinusoidal signals which evenly cover the frequency band are generated, and phase information of a digital system channel is provided. According to the linear phase correction method, any phase correction signal can be configured in real time, the frequency spectra of the phase correction signals are pure, and a phase can be conveniently calculated. According to the linear phase correction method, due to the fact that the frequency, in a base band, of the phase correction signals is in the frequency doubling relation, after frequency conversion is carried out on the same local oscillator, the phase relations of the phase correction signals are relatively fixed, linear phase characteristics of the channel are conveniently corrected, and the accurate channel delay time is obtained.
Owner:SOUTHEAST UNIV

Hybrid integrated tunable outer cavity laser device and wavelength tuning method

The embodiment of the invention provides a hybrid integrated tunable outer cavity laser device and a wavelength tuning method. The laser device comprises an outer cavity and an output assembly, wherein the outer cavity comprises a reflection type semiconductor gain chip, a first collimation lens, a controlled optical grid filter, a converging lens and a semiconductor integrated chip, wherein a high-reflection film and an anti-reflection film are plated on two end faces of the reflection type semiconductor gain chip respectively; the first collimation lens, the controlled optical grid filter, the converging lens and the semiconductor integrated chip are arranged on the end face plated with the anti-reflection film of the reflection type semiconductor gain chip in sequence along a light path; a phase modulation region, a sampling optical grid region and a gain active region are integrated on the semiconductor gain chip, and are used for carrying out outer cavity phase modulation and control, cavity mode selective filtering and light power control respectively; the output assembly is arranged at a laser output side of the outer cavity and is used for outputting laser transmitted fromthe gain active region. The laser device is compact in structure, small in volume, small in coupling loss and relatively high in integration degree.
Owner:GUANGXUN SCI & TECH WUHAN

Full-automatic recloser type feeder automation function testing device

The invention discloses a full-automatic recloser type feeder automation function testing device. The full-automatic recloser type feeder automation function testing device comprises a current outputunit, a voltage output unit, a switch state unit, a control unit and a wiring terminal; the current output unit, the voltage output unit, the switch state unit and the control unit are all located inside the device, and the wiring terminal is located outside the device. According to the invention, the actual operation condition can be simulated, and the switch state, telemetry acquisition and terminal strategy action are organically combined. The device is small in size and convenient to carry, and can simultaneously meet laboratory and field test requirements. The device only needs one current source to satisfy synchronous simulation of a current fault state and a normal state, and is flexible in output and low in cost. The device organically combines the voltage, the current and the switch state, can simulate the fault condition of each terminal in the actual distribution network fault state, and is more real in simulation.
Owner:STATE GRID HEBEI ELECTRIC POWER RES INST +1

Bandwidth adjustable optical switch with both wavelength selection function and mode selection function

The invention discloses a bandwidth adjustable optical switch with both a wavelength selection function and a mode selection function, which comprises a substrate, a first buffer layer, a first waveguide layer, a second waveguide layer and a second buffer layer, wherein the first buffer layer covers the upper surface of the substrate, the first waveguide layer covers the upper surface of the firstbuffer layer, the second buffer layer covers the upper surface of the first waveguide layer, the second waveguide layer is arranged on the upper surface of the first waveguide layer and is embedded in the second buffer layer, the second waveguide layer comprises 9 Y branches and two series coupling micro-ring resonator arrays, each Y branch is respectively provided with a main port, a first branch port and a second branch port, and each series coupling micro-ring resonator array is respectively formed by arranging 20 series coupling micro-ring resonators with interference coupling in a 5-row-4-column manner. The bandwidth adjustable optical switch of the invention has the advantages that when the bandwidth adjustable optical switch is applied to an optical network, the channel bandwidth can be flexibly allocated, the wavelength and the mode can be dynamically scheduled, and the bandwidth utilization rate and the overall transmission performance of the optical network can be improved.
Owner:NINGBO UNIV

Material storing and discharging device and soup rice device

PendingCN110595145AReduce occupancySolve the problem of uncontrollable output quantityLighting and heating apparatusSupportEngineeringMechanical engineering
The invention provides a material storing and discharging device and a soup rice device. The material storing and discharging device comprises a material frame, a material storing mechanism arranged on the material frame and comprising a material storing conveying portion, and a layer selecting mechanism arranged on the material frame and comprising a temporary storing supporting plate and blocking assemblies; wherein the material storing conveying portion is provided with a plurality of material storing spaces which are arranged in a spaced manner in a first preset direction, and each material storing space is used for storing materials; each blocking assembly comprises a blocking portion which is provided with an avoiding position used for avoiding the materials so as to make the materials move to the temporary storing supporting plate and a blocking position used for blocking the materials to prevent the materials from moving to the temporary storage supporting plate; the blocking portions are movably arranged between the avoiding positions and the blocking positions; the multiple blocking assemblies are arranged, and are arranged corresponding to the plurality of material storing spaces one to one; and the blocking portion of each blocking assembly is used for blocking or avoiding the materials in the corresponding material storing space. The problem that during dischargingoperation in the prior art, the discharging number cannot be controlled is solved.
Owner:GUANGDONG ATHENE ROBOTIC TECH CO LTD

Low-power-consumption, high-precision and non-bandgap reference voltage source

The invention discloses a high-threshold tube threshold voltage minus a negative-threshold tube threshold voltage to realize a temperature-independent low-power, high-precision, non-bandgap reference voltage source. The reference voltage source consists of three circuits: a start-up circuit, a bias current generation circuit and a reference voltage generation circuit. The start-up circuit provides the start-up voltage for the bias current generating circuit after it is connected to the DC power supply, the bias current generating circuit provides the necessary current for the reference voltage generating circuit, and the reference voltage generating circuit passes the threshold voltage of a high threshold tube and a negative The threshold voltage of the threshold tube is different, and after being corrected by the reference voltage control code, a temperature-independent reference voltage source is generated. The invention is fully compatible with common CMOS technology, and has the characteristics of high precision, low power consumption, flexibility and reliability.
Owner:CHANGSHA JEMO IC DESIGN CO LTD

Increase gear for gear type power transmission and wind motor

The invention relates to a gear transmission device and a wind motor increase gear, comprising adjacent 2-grade star gear transmission devices, wherein the first-grade star gear corresponds to the second-grade star gear and is connected with the second-grade star gear through a first torque transmission device; the rotation axis of at least one first-grade star gear and the corresponding second-grade star gear are non-collinear, and the first-grade star gear and the corresponding second-grade star gear, the rotation axis of which are non-collinear, are connected together through a universal shaft joint.
Owner:上海驰风机电科技有限公司
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