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72results about How to "Solve technical problems with a single function" patented technology

Adjustable tera-hertz wavefront modulator and preparation method thereof

The invention discloses an adjustable tera-hertz wavefront modulator and a preparation method thereof. The tera-hertz wavefront modulator comprises a first substrate and a second substrate which are oppositely arranged, a sub-wavelength wire grid interdigital electrode, a metal hypersurface, a first alignment layer, a second alignment layer and a liquid crystal layer, the metal hypersurface comprises a multiple embedding structures, each embedding structure comprises an external sealing ring and an internal split ring, the first alignment layer and the second alignment layer have the same alignment direction, the alignment direction is perpendicular to the grating vector direction of the wire grid of the sub-wavelength wire grid interdigital electrode, and the liquid crystal layer is arranged between the first and second alignment layers. The initial deflection directions of liquid crystals in the liquid crystal layer are controlled through the first and second alignment layers, the deflection directions of the liquid crystals in the liquid crystal layers under the action of an electric field effect are controlled through the sub-wavelength wire grid interdigital electrode and themetal hypersurface to ensure the polarization selectivity and high permeability within a full tera-hertz frequency range, and a multifunctional tera-hertz wavefront dynamic modulator is ensured to beachieved.
Owner:南京晶萃光学科技有限公司 +2

Power-frequency synchronization depth storage ns-grade pulse multi-parameter generation system

The invention provides a power-frequency synchronization depth storage ns-grade pulse multi-parameter generation system, comprising a computer, a waveform storage module in electric connection with the computer, a numerical-control pulse signal generation module and a power-frequency synchronization trigger module, wherein the numerical-control pulse signal generation module and the power-frequency synchronization trigger module are electrically connected with the waveform storage module, and the power-frequency synchronization trigger module is electrically connected with the numerical-control pulse signal generation module. By means of the power-frequency synchronization depth storage ns-grade pulse multi-parameter generation system of the invention, pulse amplitude, pulse rising time, pulse fall time, pulse polarity, the number of pulses, pulse repetition frequency and pulse trigger phase are set via the computer, and the power-frequency synchronization trigger module is further controlled to trigger the numerical-control pulse signal generation module at the set phase, thereby realizing power-frequency synchronization, standard pulse generation, low cost and high convenience and efficiency. The precision of signal output is guaranteed, complicated control-panel operation is avoided, and the problem of the prior art of single function is solved.
Owner:YUNNAN POWER GRID CO LTD ELECTRIC POWER RES INST

Greeting robot for issuing patient ID card in maternal and child health hospital and control method for same

The invention relates to a greeting robot for issuing a patient ID card in a maternal and child health hospital and a control method for same, belonging to the field of intelligent service robots. Thetechnical problem that a greeting robot in the prior art is single in function is solved. The greeting robot comprises a head, a body, a mobile device and a control system; the head is arranged at the upper end of the body, and the lower end of the body is provided with a moving device; the head comprises a head shell, a card discharging device, a sound playing module, a card swiping inducing module and a card swiping and card discharging controller; and a head shell is a hollow cavity, a card discharging hole is formed in the surface of the head shell, the card discharging device and the card swiping and card discharging controller are fixedly arranged on a base of the head shell through the card discharging hole, the sound playing module is embedded into the head shell, and a card swiping inducing module is arranged on the upper surface of the head shell. According to the greeting robot, while the basic greeting function is realized, a patient can also quickly acquire a patient ID card by swiping the identity card on the card swiping inducing module of the head of the robot.
Owner:哈尔滨珀思臻科技开发有限公司

Light beam imaging device

The invention discloses a light beam imaging device. The light beam imaging device comprises a substrate layer, at least one light wave generating unit and at least one second graphical layer, whereinthe at least one light wave generating unit is arranged above the substrate layer and is in contact with the substrate layer, each light wave generating unit comprises a first type of conducting layers, a first electrode layer and a first graphical layer which are arranged in a laminated manner in sequence, a second type of conducting layers and a second electrode layer, the graphical layer is used for compounding carriers of the first type of conducting layers and carriers of the second type of conducting layers, generating light waves and transmitting the light waves; the at least one second graphical layer and at least one light wave generating unit are arranged above the substrate layer at an interval, and are in contact with the substrate layer. The light beam imaging device providedby the embodiment of the invention can realize multiple functions of generating the light waves, transmitting the light waves, modulating the light waves and the like when different electrode layersare connected to a power supply; and moreover, the second graphical layer is arranged on the substrate layer, the second graphical layer can be used for transmitting the light waves, when the second graphical layer is directly formed on the substrate layer, the difficulty of film formation is reduced, and the transmission loss is reduced.
Owner:CHINA SCI PHOTON CHIP HAINING TECH CO LTD

Portable digital chip automatic test system and working method thereof

ActiveCN111766510ASolve the technical problem that the number of pins is small and limit its wide applicationSolve technical problems with a single functionDigital circuit testingSingle chipEmbedded system
The invention discloses a portable digital chip automatic test system. The system comprises a power supply module, a test interface module, an FPGA module, a single-chip microcomputer module, a display module, a key module and a switch module. The power supply module is electrically connected with the FPGA module, the single-chip microcomputer module, the display module, the key module and the switch module, and is used for supplying power to the modules, the test interface module is electrically connected with a to-be-tested chip and the FPGA module, the FPGA module is electrically connectedwith the single-chip microcomputer module, the single-chip microcomputer module is further electrically connected with the display module and the key module, the switch module is connected between thepower supply module and the test interface module, and the FPGA module is further used for determining whether the model and the function of the chip to be tested are normal or not according to the stored truth table information of all models of chips when the to-be-tested chip is subjected to chip model identification and function test. The technical problem that the application of the existingdigital chip test instrument is limited due to a small number of supported chip pins can be solved.
Owner:SOUTH CENTRAL UNIVERSITY FOR NATIONALITIES
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