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265results about How to "Meet miniaturization" patented technology

Eyepiece, headset eyepiece system and micro-display headset equipment

The invention discloses an eyepiece, a headset eyepiece system and a piece of micro-display headset equipment. The eyepiece comprises a first positive lens, a second positive lens and a third negative lens which are orderly arranged along the light; the first positive lens is provided with a first surface of a convex image space and a second surface of the convex image space; the second positive lens is provided with a third surface of the convex image space and a fourth surface of the convex image space; the third negative lens is provided with a fifth surface of a concave image space and a sixth surface of the concave image space. Lens combination of spherical glass and aspheric plastic is rationally designed according to an optical system in the technical scheme, so that images of chromatic difference of magnification, field curvature and astigmatism aberration are thoroughly corrected when a wide range angle is obtained, and the imaging quality of the system is guaranteed; and the technical scheme further meets the requirements on miniaturization, light weight and wide range angle.
Owner:GOERTEK OPTICAL TECH CO LTD

Power-driven system of aerial vehicle

The invention relates to a power driven system of the aircraft, which is characterized in that the power driven system comprises a power supply, a motor and a bearing support. The motor is vertically arranged in the bearing support by a bearing. Both the stator and the rotor of the motor are extending upwards and are respectively provided with propellers. The upper ends of the stator and the rotor where the propellers are arranged are coaxially sleeved, and the lower end of the rotor is fixed with a rotary disc after stretching out of the bearing support, an electromagnet with the magnetic pole part near the rotary disc is fixed-arranged outside the bearing support. When the motor is electrified, both the rotor and the stator drive the propellers to rotate to acquire power at the same time, and the power is transmitted to the frame by the bearing support to drive the aircraft to rise or advance. Meanwhile the electromagnetic moment between the electromagnet and the rotary disc is used to counteract the friction torque, and control the size of the electromagnetic moment to achieve the turning of the aircraft. The power driven system has the advantages of solving the problem of anti-torque of the propeller, satisfying the design requirements of miniature, simplification and lightness of the aircraft, and being beneficial to the popularization and manufacturing of the aircraft.
Owner:周公平

Wideband double frequency mobile communication base station antenna

InactiveCN102403572AAids in impedance matchingAchieving dual frequency featuresRadiating elements structural formsSeparate antenna unit combinationsCoaxial lineEngineering
The invention, suitable for the field of mobile communication base station antenna, discloses a wideband double frequency mobile communication base station antenna, which comprises a low frequency radiation unit array, a high frequency radiation unit array, a low frequency feed network, a high frequency feed network and a reflection plate. The low frequency unit enhances bandwidth by introducing parasitic radiation patch. Tail ends of two pairs of radiation arms of the high frequency radiation unit are bent, the high frequency radiation unit array is nested in blank region remained by the lowfrequency radiation unit, and the radiation unit array is fixed axially to the reflection plate. The high and low frequency radiation units are etched on the same surface of medium base plate of antenna radiation body, and L-shaped coupled micro-strip feed lines are etched on the other surface of the medium base plate of the antenna radiation body. High and low frequency micro-strip power dividers disposed on the reflection plate are connected with the high and low frequency radiation units respectively through a coaxial line, each signal is input to the radiation unit corresponding to each array in uniform amplitude and constant phase way, and such symmetrical feed mechanism ensures that the antenna can obtain good directional diagram property.
Owner:SOUTH CHINA UNIV OF TECH

High-isolation double-unit MIMO (multiple input multiple output) antenna array

The invention discloses a high-isolation double-unit MIMO (multiple input multiple output) antenna array which is characterized in that: two independent resonant modes are produced through two C-like radiating units and two inverted-L-shaped radiating units printed on the front and back surfaces of a dielectric substrate, and used for controlling the double frequency characteristics of an antenna; and on the premise of realizing double-frequency coverage, a decoupling structure is formed on an additional floor unit printed on the front surface of the dielectric substrate and an isolation groove formed on a floor, so that the isolation between antenna units in a multi-frequency range is improved, and the bandwidth performance of dual-frequency operation is ensured.
Owner:GUILIN UNIV OF ELECTRONIC TECH

Ear tag for cattle

ActiveCN105191817AThe internal structure is compact and reasonableReduce power consumptionAnimal husbandryElectricityData connection
The invention provides an ear tag for cattle. The ear tag at least comprises a wearable part and a tag part, wherein the ear tag is installed on a cattle ear by the wearable part; the tag part is used for distinguishing and monitoring the cattle; the tag part at least comprises a tag element, a satellite positioning module, a communication module, a temperature module, a heart rate sensor module, a double motion sensor module, a microcontroller and a powder module, wherein the satellite positioning module, the communication module, the temperature module, the heart rate sensor module, the double motion sensor module are respectively in data connection with the microcontroller; the powder module is respectively electrically connected with the satellite positioning module, the communication module, the temperature module, the heart rate sensor module, the double motion sensor module and the microcontroller and can supply electric energy. Compared with the existing technology, the ear tag for the cattle can effectively improve the existing grazing pattern, guarantee the healthy growth of the cattle, and realize the intelligent grazing.
Owner:湖南环球信士科技有限公司

Spume lithium cathode of lithium metal secondary batteries and method for producing the same

A foam lithium cathode of a lithium metal secondary battery and a method for preparing the same relate to a lithium metal secondary battery cathode and a method for preparing the same. The present invention solves the problems that the prior lithium metal secondary battery cathode material with lithium foil metal as the main material has poor cyclicity and safety. The foam lithium cathode consists of a foam metal substrate and a lithium deposit layer deposited on the surface of the foam metal substrate. The preparation method comprises the following procedures: the surface of the foam metal substrate is treated and then lithium is electrodeposited or plated lithium is vaporized. With the foam lithium material as the cathode of the lithium metal secondary battery, the real area of the cathode is large and the real current density of charge and discharge is small; no dendritic crystal and no dead lithium are produced easily; in a three-dimensional foam structure, the dendritic crystal grows in the inner side of the foam, thereby reducing the occurrence of short circuit and improving the safety and the cyclicity of the lithium metal secondary battery.
Owner:严格集团股份有限公司

Blood cell analysis chip, analysis meter and analysis method

The invention belongs to the technical field of blood cell analysis, and particularly relates to a blood cell analysis chip, analysis meter and analysis method. The blood cell analysis chip disclosed by the invention comprises a white blood cell / hemoglobin analysis chip and a red blood cell / blood platelet analysis chip; the white blood cell / hemoglobin analysis chip performs white blood cell classification by adopting the sheath flow technology and the multi-angle laser polarized light scattering technology, and detects the concentration of hemoglobin by adopting the light absorption method; the red blood cell / blood platelet analysis chip counts the red blood cells and blood platelets respectively by adopting the electrical impedance technology and the floating threshold technology. According to the invention, the blood cell analysis chip is utilized to realize classification of blood cells, has the advantages that the structure is simple, the size is small, the cost is low, the operation is convenient, the easy maintenance and transportation are realized, the chip can be discarded after being used, and the like, satisfies the development requirements of miniaturization, integration and portability of an analysis instrument, and is particularly suitable for field detection, emergency analysis, household application and use of primary care departments.
Owner:深圳中科芯海智能科技有限公司

Electric motor and electric pump

An electric pump has a pump body, a pump magnet received in the pump body, an impeller received in the pump body and fixed to the pump magnet, and a disc type electric motor. The electric motor includes a stator, disc type coils fixed to a surface of the stator, a rotor rotatably positioned above the coils, and a circuit board electrically connected to the coils. The rotor has a rotor magnet positioned beneath the pump body and magnetically coupled to the pump magnet. When the coils are energized, an axial magnetic field is generated to drive the rotor and, through the magnetic coupling between the rotor magnet and the pump magnet, rotate the impeller.
Owner:JOHNSON ELECTRIC INTERNATIONAL AG

Circuit board structure and its making method

The invention relates to a structure of a circuit wafer and a making method thereof, mainly providing a surface which has at least a base body of a first circuit layer; a dielectric layer is formed on the surface of the base body, and a plurality of openings of a first and a second types are formed in the dielectric layer, wherein the openings of the second type are used for exposing an electrical connection pad of the first circuit layer; then a metal layer is formed on the surface of the dielectric layer and in the openings of the first and second types; and the metal layer on the surface of the dielectric layer is removed to form a second circuit layer in the opening of the fist type of the dielectric layer; then electricity is formed in the openings of the second type to connect with the structure of electric conduction in the first circuit layer, thus strengthening adhesion between the circuit and the dielectric layer and increasing the ability of making thin circuit in the circuit wafer.
Owner:UNIMICRON TECH CORP

Circuit substrate structure and circuit apparatus

A first wiring layer in a circuit substrate structure is provided with a first inductor and a second inductor. A dielectric layer is provided with a first via and a second via electrically connected to the first inductor and the second inductor, respectively. A second wiring layer is provided with: abridge electrically connecting the first via and the second via; and a conductive pattern provided around the bridge, the outer edge of the conductive pattern being located outside the outer edge of the first wiring pattern and the second wiring pattern in the first wiring layer. The bridge functions as a coplanar line and suppresses generation of electromagnetic field.
Owner:SANYO ELECTRIC CO LTD

A camera module

The invention provides a camera module which is configured to allow magnetic attraction force to be generated between a magnet and an outer shell forming the appearance of the camera module so as to meet the requirement of miniaturization. Moreover, the camera module comprises a frame combined to the shell and a lens barrel combined the frame according to changeable states. The lens barrel which can employ lenses of different specifications can be applied in the camera module.
Owner:SAMSUNG ELECTRO MECHANICS CO LTD

Electromagnetic wave absorbing material

The invention discloses a material which comprises rare earth elements and iron nitrogen according to a phase ratio of 2:17 and has high capability of absorbing high-frequency electromagnetic radiation from 1G to 100G and an electromagnetic wave absorbing composite material which is made of the material and has better wave absorbing properties. The general formula of the electromagnetic wave absorbing material is R2Fe17N3-delta, and the preferred magnetization direction of the material meeting the general formula needs to be perpendicular to the C axis. In the general formula, R is one or a combination of any two of Y, Ce, Nd, Pr, Gd, Tb, Dy, Ho, Er, Tm and Lu. The method for preparing the electromagnetic wave absorbing material comprises the following steps of: adding the materials in an uncured binding material, thoroughly and uniformly mixing, then putting into a mold made of non-magnetic materials, and finally placing the mold in a magnetic field for orientation treatment.
Owner:LANZHOU UNIVERSITY

Nanometer ceramic-material doping agent, ceramic capacitor media material and production thereof

A nanometer ceramic material dopant, medium material of ceramic capacitor and their production are disclosed. The formula of the dopant consists of aA.bB.cC.dR2 O3.eSiO2; A contains Na2O; B contains one or multiple of MgO and CaO; C contains one or multiple of MnO2 and Co3O4; R contains one of multiple of Y, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb and Lu, among them a, b, c, d and e are coefficient, by computing mol%, 0<=a<=10%, 0<=b<=25%, 0<=c<=15%, 20%<=d<=60%, 10%<=e<=50% and b and c can't be zero at same time. Its advantages include large capacity, adjustable material formula, low sintering temperature, less medium loss, high dielectric constant and better reliability.
Owner:UNIV OF ELECTRONICS SCI & TECH OF CHINA

Supporting assembly, dial plate and intelligent bracelet

A supporting assembly (14) comprises a left supporting frame (144), a right supporting frame (146) and a support (142), wherein the left supporting frame (144) and the right supporting frame (146) arein slide connection to the support (142); multiple storage grooves are formed in the surface of the support (142); the left supporting frame (144) comprises a first tooth part (1444); the right supporting frame (146) comprises a second tooth part (1464); and both the first tooth part (1444) and the second tooth part (1464) comprise multiple racks (1445, 1465). When the supporting assembly (14) isshrunk, the rack (1445) of the first tooth part (1444) and the rack (1465) of the second tooth part (1464) can be stored in a storage groove to support a shrunk screen assembly (16). When the supporting assembly (14) is extended, the rack (1445) of the first tooth part (1444) and the rack (1465) of the second tooth part (1464) can be stretched out from the storage groove to support the extended screen assembly (16). The invention also provides a dial plate (10) and an intelligent bracelet. The supporting assembly (14) can be extended and support the screen assembly (16), so the demand for a small size of the dial plate (10) can be satisfied, and a screen size can be expanded.
Owner:SHENZHEN ROYOLE TECH CO LTD

Terahertz wave tunable mode converter

The invention provides a terahertz wave tunable mode converter, which comprises a hollow cylindrical metal inner-wall waveguide formed by rectangular periodically fluctuating structures. According to the invention, resonance interaction among different transverse standing wave modes in the waveguide is utilized to realize conversion of terahertz waves from a fundamental mode to a single high-order mode. Furthermore, tuning for output frequency of the terahertz wave mode converter can be realized through changing the thickness of a metal coating in the rectangular periodically fluctuating pipe wall, and the tunable mode converter can realize that the output center frequency is linearly tunable in broadband. The terahertz wave tunable mode converter is reasonable in design, has the characteristics of simple structure, wide tunable range, low loss, high conversion efficiency, convenient integration and the like, can acquire wide applications in fields which have special requirements for terahertz wave mode field distribution and the operating frequency, and provides a new choice for designing and manufacturing functional devices in a terahertz wave application system.
Owner:HARBIN ENG UNIV

Camera lens, camera module and terminal

The application provides a camera lens, a camera module, and a terminal. The camera lens includes a first lens, a diffractive optical element, and a lens module along an optical axis from the object surface to the image surface; the surface of the first lens facing the object surface is a convex surface at the optical axis, and the surface facing the image surface is a concave surface, having a positive focal power; the diffractive optical element has a positive focal power and includes a surface facing the object surface, a surface facing the image surface, and a diffractive surface between the two surfaces, the surface facing the object surface is a convex surface at the optical axis, and the surface facing the image surface is a concave surface at the optical axis; the lens module includes N lenses, at least one of the surface facing the object surface and the surface facing the image surface of each of the N lenses is an aspheric surface, and the lens module has a positive focal power. The camera lens provided by the application can meet the requirements of miniaturization and high image quality, and meet the demand for size increase of the image sensor.
Owner:HUAWEI TECH CO LTD

A data interface and usage of the same interface

This invention relates to a data interface especially to a data interface deciding power supply and phone relying on the type of data terminal equipments(DTE) including the ether net interface line RJ45 net line and a transformation coupler, four pairs of twisted-pair lines in RJ45 net line are defined as follows: 1, 2, 3, 6 are defined as the data / phone lines, 4,5 are defined as the power positive terminal lines, 7,8 are the negative lines, and 1,2 are connected with either end of the coupler, the central tap of the coupler is linked to the phone line, 3,6 are connected with either end of another transformation coupler, the central tap is linked with the phone line, those who use said interface can switch in the ether net to realize data communication or switch in PSTN net to transfer phones and provide feed for terminal equipments. This invention provides a method for automatically identifying the end type to provide supply to it accordingly.
Owner:ROUTON ELECTRONICS CO LTD

Pico-satellite computer system based on quad-core microprocessor of android mobile phone

The invention relates to a pico-satellite computer system based on a quad-core microprocessor of an android mobile phone, which aims at solving the technical problem of poor information processing capacity of the existing pico-satellite computer system. The pico-satellite computer system adopts the technical scheme that the system comprises a computer processing module, a storage module, a power source management module, a bus scheduling module and a circuit protection circuit, wherein the computer processing module is used for controlling running attitudes, arbitrating states, and sending control commands, and can realize communication with an attitude control system, a communication system, a satellite-borne power source system, the storage module, a function debugging module and a power source protection module through the bus scheduling module. The commercial quad-core microprocessor has the advantages that the power consumption is low, the data processing speed is high, the on-chip available resources are rich, the property is optimum, and the operation temperature meets the requirement of working environment of pico-satellites, so the cost of spacecrafts is reduced, the development and manufacturing period is shortened, and the requirements of small size, low power consumption, high reliability and high data processing speed of the satellite-mounted computer system by the pico-satellites are met.
Owner:NORTHWESTERN POLYTECHNICAL UNIV

Six-degree-of-freedom acupuncture robot for internal use of magnetic resonance imager

PendingCN109965949AReal-time navigationThe puncture process is stable and reliableSurgical needlesComputer-aided planning/modellingAcupunctureResonance
The invention discloses a six-degree-of-freedom acupuncture robot for internal use of a magnetic resonance imager. The six-degree-of-freedom acupuncture robot comprises a Cartesian module, a swing module and an acupuncture module; the swing module is fixed onto the Cartesian module, the acupuncture module is fixed onto the swing module, the Cartesian module is used for controlling the motion of the swing module in X direction, Y direction and Z direction, and the X direction, the Y direction and the Z direction are perpendicular to one another; the swing module is used for controlling the acupuncture module to swing horizontally; the acupuncture module is used for controlling the pitching motion and the needle movement of the acupuncture module. Various forms of non-magnetic ultrasonic motor drive is adopted, prostate puncture with the desired position and posture can be realized, and based on the characteristics of power off and self-locking of an ultrasonic motor, adding of an extralocking device to keep the position is not needed; the overall system of the six-degree-of-freedom acupuncture robot is simple and compact and easy to miniaturize.
Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS

Blood cell analysis chip, analysis meter and analysis method

The invention belongs to the technical field of blood cell analysis, and particularly relates to a blood cell analysis chip, analysis meter and analysis method. The blood cell analysis chip provided by the invention comprises a white blood cell analysis chip, a red blood cell, blood platelet or hemoglobin analysis chip, wherein the white blood cell analysis chip comprises a peroxidase detection chip and a basophilic granulocyte detection chip; the peroxidase detection chip performs cell classification by utilizing laser scattering and peroxidase staining technology; the basophilic granulocyte detection chip detects basophilic granulocytes by adopting the biological dissolving and electrical impedance method; the red blood cell, blood platelet or hemoglobin analysis chip detects red blood cells and blood platelets by adopting the double-angle laser method, and detects hemoglobin by adopting the red blood cell optical scattering method. The blood cell analysis chip disclosed by the invention has the advantages that the structure is simple, the size is small, the cost is low, the operation is convenient, the maintenance operation is easy, the easy transportation is realized, the chip can be discarded after being used, and the like.
Owner:深圳中科芯海智能科技有限公司

Stacked package module and method for fabricating the same

The present invention relates to a stacked package module and a method for fabricating the same. The stacked package module comprises: a first package structure, a second package structure, a ceramic-surfaced aluminum plate, and a metal paste. Herein, the ceramic-surfaced aluminum plate has a plurality of through holes filled with the metal paste to correspond with and electrically connect the first conductive pads of the first package structure and the second conductive pads of the second package structure; and the ceramic-surfaced aluminum plate further has a first cavity to receive a chip. Besides, the present invention provides a stacked package module, which can avoid warpage, omit the process for soldering, favor the shrinkage of size and pitch of the conductive pads, and also can reduce the height of the package.
Owner:PHOENIX PRECISION TECH CORP

Monitoring system and control method thereof

The invention provides a monitoring system. The monitoring system comprises a monitoring module, a voice coil motor with a rotator, a measuring module, a computing module and a storing module. The monitoring module generates and sends a first signal to drive the rotator of the voice coil motor to move. The measuring module measures electrical parameters of the voice coil motor and generates and sends a second signal to the computing module. The computing module calculates the real-time position of the rotator according to the second signal, the initial position of the rotator and an electric power coupling coefficient. The storing module stores the real-time position as a new initial position. The monitoring module re-generates and sends the first signal according to a focusing algorithm and the real-time position. The invention also provides a control method of the monitoring system. Compared with the prior art, the monitoring system and the control method thereof have the advantages that technical problems of complex structure and driving of the voice coil motor, high cost and poor user experience in the related technology are solved.
Owner:AAC OPTICS SOLUTIONS PTE LTD

Magnetic field oriented flaky soft magnetic composite material and preparation method thereof

The invention relates to a material compounded by a magnetic material and a binding material and a preparation method thereof, wherein the magnetic material is flaky and has orientation property. The material is prepared by the following method: firstly, evenly mixing flaky soft magnetic metal powder with the uncured binding material with volume ratio of 1-9:9-1; secondly, putting the evenly-mixed compound into a mould made of a nonconductive magnetic material; and finally, placing the mould in a magnetic field with 10 to 10 Tesla, making the mould rotate in the magnetic field at a rotational speed of between 1 to 20 revolutions / minute for more than 1 minute, and curing the binding material.
Owner:LANZHOU UNIVERSITY

Modularized composite crystal preparation system

A modularized composite crystal preparation system comprises a furnace frame, a furnace chamber, a crystal growth temperature field module, a rotary lifting and weighing unit and a lifting mechanism.The furnace chamber is arranged on the furnace frame, the front side of the furnace chamber is provided with a front door, the lateral side of the furnace chamber is provided with a light-permeable window, the crystal growth temperature field module is arranged in the furnace chamber, the rotary lifting and weighing unit is arranged on the upper portion of the furnace chamber, the lower portion ofthe rotary lifting and weighing unit is connected with a lifting rod, and the crystal growth temperature field module is one of a micro-pulling-down module, a lifting module and a laser base heatingmodule. The system is a multi-purpose system, a body portion is universal to different crystal growth methods, convenience in replacement of the crystal growth temperature field module is achieved, crystal growth in different methods is realized, different types of functional crystals can be prepared, exploratory development of universities and scientific research institutions on multiple varieties of crystals can be met, and growth demands of small-batch crystals in industrial production can be met.
Owner:济南金曼顿自动化技术有限公司

Electrothermal organic electrode slurry for heater

The invention relates to an electrothermal organic electrode slurry for a heater. The slurry comprises the following main components in percentage by weight: 5-30% of epoxy modified high polymer, 2-6% of flame-retardant temperature-resistant high polymer, 3-6% of latent curing agent, 1-2% of latent curing promoter, 5-10% of silicon modified high polymer, 50-70% of superfine metal powder conductive filler, 1-3% of antioxidant assistant, 0-5% of base metal alloy powder conductive filler and a small amount of functional auxiliary phase. The invention solves the problem that the ordinary slurry is difficult to realize thin type, light type or special type, has the characteristics of low-temperature curing and high-temperature use, ensures direct printing or spraying and satisfies the technical development requirements of small type, thin type, light type (shape and application) and special type of the electric heater.
Owner:西安宏星电子浆料科技股份有限公司

Humidity sensor based on substrate integrated waveguide reentrant resonant cavity

A humidity sensor based on a substrate integrated waveguide reentrant resonant cavity comprises a substrate integrated waveguide reentrant resonant cavity and a coplanar waveguide feeder line. The reentrant resonant cavity is formed by vertically stacking four dielectric substrates, and an intermediate dielectric layer of each dielectric substrate is etched with a plurality of metallized through holes that are uniformly distributed outside the resonant cavity and on both sides of the feeder line. The intermediate dielectric layers of the second dielectric substrate and the third dielectric substrate are both etched with fan-shaped grooves, and the bottom metal layer of the second dielectric substrate and the top metal layer of the third dielectric substrate are etched with L-shaped strip grooves. In the invention, a stacking technique is applied in the substrate integrated waveguide reentrant resonant cavity, so as to ensure high quality factor of the resonant cavity and greatly reducerelative size of the resonant cavity, and introduce a sensing region at the strong induced electric field of the resonant cavity to excite strong interaction between the induced electric field and wet air media in the resonant cavity. The humidity sensor of the invention is compact in structure and easy to process and integrate.
Owner:SOUTHWEST UNIVERSITY

Planar series magnetic circuit double sided sounder

The invention discloses a plane series connected magnetic circuit double side sounder. It includes: box shell where the plane series connected magnetic circuit is located in; the first shaking section that forms the first sound by the magnetic field in the first working magnetic interstice when the component of the first shaking section is impressed the first external sonic signal; the second shaking section that forms the second sound by the magnetic field in the second working magnetic interstice when the component of the second shaking section is impressed the second external sonic signal; the first external sonic signal and the second external sonic signal is impressed by the connector themselves. The sounder includes receiver and loudspeaker. One side is the loudspeaker that can send out music, and the other side is receiver that can deliver speech sound. The invention can satisfy the rigor request of the microminiaturization and high efficiency and multi-function of the communication electro-acoustic component as well as other special request of dense structure, low flux leakage, high sensitivity of the electro-acoustic component.
Owner:王兴荣
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