33results about How to "Achieving Miniaturized Design" patented technology

The invention provides a bar code recognizing, reading and decoding module and a handheld electronic device. The bar code recognizing, reading and decoding module comprises a first circuit board, a reflecting mirror, a lens module and a support, wherein the first circuit board comprises a bar code processing chip and an image sensing chip, the bar code processing chip and the image sensing chip are located at different sides of the first circuit board, the image sensing chip is a complementary metal oxide semiconductor chip and used for acquiring an image, and the bar code processing chip is used for decoding a bar code of the image; the lens module comprises a lens group and a mechanism element, the lens group is used for guiding incident light to the reflecting mirror, and the mechanism element comprises a thread for adjusting focal length; the reflecting mirror is used for reflecting the incident light to the image sensing chip vertically; and the support is used for bearing the first circuit board, the reflecting mirror and the lens module. Compared with the prior art, the bar code recognizing, reading and decoding module and the handheld electronic device have the beneficial effects of small size, low power consumption, fewer devices and low cost.

The invention discloses a portable contourgraph and a contour scanning microscope and system. The contourgraph comprises a triaxial piezoelectric ceramic scanning tube which is composed of X-direction, Y-direction and Z-direction piezoelectric ceramic drivers. Each piezoelectric ceramic driver comprises a flexible amplification mechanism and piezoelectric ceramics. The flexible amplification mechanism is provided with a fixed end and a moving end and is set in a way that the moving end is enabled to produce linear displacement for amplifying the deformation of the piezoelectric ceramics. The X-direction, Y-direction and Z-direction piezoelectric ceramic drivers and a capacitance differential sensor are connected in series in turn, and the X-direction, Y-direction and Z-direction piezoelectric ceramic drivers are arranged on the position enabling the corresponding moving ends to produce linear displacement along the X, Y and Z directions. The capacitance differential sensor comprises atarget member, a probe and two sensing members. The probe is fixedly connected with the target member along the Z direction. Each of the two sensing members and the target member form a unipolar capacitor. The contourgraph has the advantages of small size, low cost and high resolution.

The invention discloses an artificial microstructure construction method and an optical system comprising an artificial microstructure. The method comprises the following steps: S10, determining the phase of to-be-generated partially coherent light at each cellular position of a corresponding artificial microstructure area according to the coherence of the to-be-generated partially coherent light;S20, calculating a rotation angle of the nano cells arranged at each cell position; S30, arranging the nano cells with different rotation angles at corresponding cell positions, and constructing theartificial microstructure for realizing light beam coherence regulation. According to the invention, a focused light beam is incident to the surface of the constructed artificial microstructure, and the incident area of the artificial microstructure is selected as required, so the partially coherent light beam with the corresponding coherence degree can be obtained.

The invention discloses a portable contourgraph and a contour scanning microscope and system. The contourgraph comprises a triaxial piezoelectric ceramic scanning tube which is composed of X-direction, Y-direction and Z-direction piezoelectric ceramic drivers. Each piezoelectric ceramic driver comprises a flexible amplification mechanism and piezoelectric ceramics. The flexible amplification mechanism is provided with a fixed end and a moving end and is set in a way that the moving end is enabled to produce linear displacement for amplifying the deformation of the piezoelectric ceramics. The X-direction, Y-direction and Z-direction piezoelectric ceramic drivers and a capacitance differential sensor are connected in series in turn, and the X-direction, Y-direction and Z-direction piezoelectric ceramic drivers are arranged on the position enabling the corresponding moving ends to produce linear displacement along the X, Y and Z directions. The capacitance differential sensor comprises atarget member, a probe and two sensing members. The probe is fixedly connected with the target member along the Z direction. Each of the two sensing members and the target member form a unipolar capacitor. The contourgraph has the advantages of small size, low cost and high resolution.

An intelligent elevator controlling method and device based on distributed multi-channel CAN bus is disclosed. Said device is composed of a cluster operating controller, single-elevator controllers communiated with said cluster operating controller via CAN bus, and the cage controllers, floor calling controllers, LCD controllers and speech floor reporting controllers respectively for each of elevators. Its control method is also disclosed.

The invention provides a fixing device for an external lens of a mobile phone, which relates to the technical field of mobile phone accessories and comprises an outer frame, a guide post and an adjusting piece, wherein the outer frame comprises a first plate body and a second plate body, a space for accommodating an external mobile phone can be formed between the two plate bodies, and a mounting hole is formed in the first plate body; the guide column is vertically arranged between the end faces of the first plate body and the second plate body, the guide column has a first end and a second end, the first end is fixedly connected with the first plate body, and the second plate body is sleeved with the guide column through the second end and can slide relative to the guide column; the adjusting piece is arranged in the guide column in a threaded mode and arranged at the second end in a sleeving mode to abut against the second plate body, and the adjusting piece is controlled by an external force to drive the second plate body to move in the direction close to the first plate body to adjust the distance between the second plate body and the first plate body. The fixing device is simple in structure and high in applicability, and the external lens of the mobile phone is accurately aligned with the light path of the camera of the mobile phone body by adjusting the clamping position. The invention also provides an external lens.

The invention is applicable to the technical field of ultrasonic imaging and provides an ultrasonic lateral ring array transceiver which comprises a transceiver chip and transduction array chips. Thepackaging shape of the transceiver chip is a cylinder, and the transduction array chips are annularly arranged on the side surface of the transceiver chip. The transceiver chip is electrically connected with the transduction array chips and a host in ultrasonic imaging equipment respectively. The transceiver chip drives the transduction array chips to send ultrasonic waves to the vertical direction of the side surface of the transceiver chip according to an excitation signal of the host. The transduction array chips generate a corresponding imaging electric signal according to a returned ultrasonic wave and transmits the imaging electric signal to the transceiver chip. The transceiver chip also conducts low-noise signal amplification on the imaging electric signal and sends the amplified imaging electric signal to the host. The transceiver chip and the transduction array chips in the ultrasonic lateral ring array transceiver are all integrated semiconductor chips, so that the structureof the ultrasonic lateral ring array transceiver is simplified, the integration level is improved, and the miniaturization design can be achieved.

The invention discloses a micro high-pressure compressor. High-pressure gas is output outwards through variable-section multi-stage piston type compression, rod cavities of cylinders are utilized forcompressing refrigerating fluid by combining the refrigerating principle of an air conditioner, and a capillary tube and an interstage gas storage cavity are machined on the air cylinders and a valveplate; and meanwhile, a fan, a condenser, an expansion valve, a liquid storage tank, a cooling gas inlet one-way valve and a cooling exhaust one-way valve are additionally mounted into the system to form a cooling loop, the refrigerating fluid is utilized for cooling the cylinders and interstage gas, and therefore the compressor is cooled by itself when compressing gas. By means of the cooling manner, the structure is compact, the size and weight are small, high cooling efficiency is achieved, the compressor can be basically in an isothermal compression process, and therefore the size and weight of a cooling system are greatly reduced; and it can be guaranteed that the cooling system works stably and efficiently for a long time, and therefore microminiaturization design of the high-pressure compressor is achieved.

The invention provides a bar code reading and decoding module and a handheld electronic device. The bar code reading and decoding module comprises a circuit board, a luminescent source, a specially-shaped lens and a bracket, wherein the circuit board comprises a bar code processing chip and an image sensing chip which are respectively located at different sides of the circuit board, the image sensing chip is a complementary metal oxide semiconductor chip and is used for collecting images, and the bar code processing chip is used for carrying out bar code decoding on the images; the luminescent source is a light emitting diode and is located behind the specially-shaped lens; the specially-shaped lens comprises a light equalization region and a light condensation region, and a lighting pattern and an aiming pattern are formed by the luminescent source through the specially-shaped lens; and the bracket is used for loading the circuit board, the luminescent source and the special-shape lens. Compared with the prior art, the bar code reading and decoding module has the beneficial effects of small size, low power dissipation, few devices and low cost.

The present invention discloses a large-frame remote sensing image real-time processing system for a spaceborne camera. The system hardware comprises a data input / output module, a control module, a data processing module and a storage module. The control module is connected with the data input / output module and the data processing module respectively, and the control module is mainly composed of aCPLD XC95288 and two dual-port SRAMs (DPSRAM); the data input / output module comprises two TLK2711 high-speed serial transceivers, and is connected with a spaceborne camera data interface; the data processing module mainly comprises four ADSP-TS201 digital signal processors (DSP); and the storage module comprises a data buffer composed of two SDRAMs and a program memory composed of a non-volatileflash. According to the system provided by the present invention, the real-time processing of the large-frame remote sensing image output by the spaceborne camera can be realized, and support can be provided for the miniaturization and embedded practical engineering application of the on-board image processing system.

The invention provides a bar code recognizing, reading and decoding module and a handheld electronic device. The bar code recognizing, reading and decoding module comprises a first circuit board, a reflecting mirror, a lens module and a support, wherein the first circuit board comprises a bar code processing chip and an image sensing chip, the bar code processing chip and the image sensing chip are located at different sides of the first circuit board, the image sensing chip is a complementary metal oxide semiconductor chip and used for acquiring an image, and the bar code processing chip is used for decoding a bar code of the image; the lens module comprises a lens group and a mechanism element, the lens group is used for guiding incident light to the reflecting mirror, and the mechanism element comprises a thread for adjusting focal length; the reflecting mirror is used for reflecting the incident light to the image sensing chip vertically; and the support is used for bearing the first circuit board, the reflecting mirror and the lens module. Compared with the prior art, the bar code recognizing, reading and decoding module and the handheld electronic device have the beneficial effects of small size, low power consumption, fewer devices and low cost.

The invention relates to the field of valves, in particular to a lightweight pressure reduction hydrogen supply device suitable for a hydrogen energy handheld torch. The invention provides a lightweight pressure-reducing hydrogen supply device suitable for a hydrogen energy handheld torch. The lightweight pressure-reducing hydrogen supply device comprises a bottleneck valve, a pressure reducing valve, a switch assembly, an ejector pin, a small spring and a gas cylinder cap. A gas cylinder and a combustor in a hydrogen energy handheld torch combustion system are connected in series through the light-weight pressure reduction hydrogen supply device, the light-weight pressure reduction hydrogen supply device is responsible for gas cylinder opening and closing, high-pressure hydrogen pressure reduction and hydrogen sealing, the problems of large-pressure-reduction-ratio pressure reduction, high-reliability sealing, low opening and closing torque and the like are solved, and the light-weight pressure reduction hydrogen supply device has the advantages of being wide in temperature range, miniaturized and light in weight.

The invention relates to a high-pressure diaphragm valve provided with balance cavities. The high-pressure diaphragm valve comprises a valve body assembly, a diaphragm and a driving assembly, wherein a valve seat is mounted in the valve body assembly; a valve rod is coaxially mounted at the top of the valve seat and is fixedly provided with the diaphragm; the diaphragm and a push rod of the driving assembly are fixedly arranged together; the valve body assembly comprises an upper valve body, a lower valve body and a right valve body; the upper valve body and the lower valve body are sealed and fixedly mounted; the edge of the diaphragm is pressed between the upper valve body and the lower valve body in a sealed manner, and the inside of the upper and lower valve bodies is divided into a balance cavity I and a fluid cavity I; the right valve body is fixedly mounted on one side of each of the upper and lower valve bodies; a membrane is mounted in the right valve body and divides the right valve body into a balance cavity II and a fluid cavity II; a working fluid inlet is formed in the right valve body and is communicated with the fluid cavity I and the fluid cavity II; a working fluid outlet is formed in the bottom of the lower valve body and communicated with the fluid cavity I. The high-pressure diaphragm valve provided with the balance cavities has the advantages of simple structure, scientific and reasonable design, ingenious conception, small size, high control sensitivity and long service life, is particularly suitable for controlling a high-pressure fluid and has wide popularization and application value.

The invention provides a fixing device for an external lens of a mobile phone, which relates to the technical field of mobile phone accessories, and includes: an outer frame, a guide column and an adjustment piece; the outer frame includes a first board and a second board, and the two boards can A space for accommodating an external mobile phone is formed, and the first board is provided with a mounting hole; the guide post is vertically arranged between the end surfaces of the first board and the second board, the guide post has a first end and a second end, and the second One end is fixedly connected to the first plate, the second plate is sleeved in the guide column through the second end and can slide relative to the guide column; the adjustment member is screwed in the guide column, and is sleeved on the second end to Abutting against the second plate body, the adjusting member is controlled by an external force to drive the second plate body to move in a direction close to the first plate body to adjust the distance between them. The fixing device is simple in structure and strong in applicability. Through the adjustment of the clamping position, the precise alignment of the optical path of the external lens of the mobile phone and the camera of the mobile phone body is realized. The application further provides an external lens.

The invention relates to the field of temperature-controlled sensors, and specifically refers to a sensor insulation adapting structure. The sensor insulation adapting structure comprises a plastic bracket and thermal fuses, wherein the upper end surface of the plastic bracket is provided with position fixing frames, limiting grooves which adapt to the thermal fuse are formed in each position fixing frame, and the thermal fuses are transversely and horizontally placed in the limiting grooves; side walls of the position fixing frames at two ends of the limiting grooves are provided with wire clamping notches, and pins at both ends of each thermal fuse are led out transversely from the corresponding wire clamping notches; and an insulating rubber sleeve with a vertical section in an inverted ''U''-shape is arranged inside each limiting groove, and the insulating rubber sleeve coats the upper side outer edge and two side outer edges of each thermal fuse. The sensor insulation adapting structure is reasonable in structure, thermosensitive elements and the thermal fuses are transversely arranged on the plastic bracket, the problem of low perforating and assembling efficiency is avoided, the insulating rubber sleeves are matched with the limiting grooves to coat the thermal fuses so that the thermal fuses are effectively fixed in a whole, the problem of poor contact caused by displacement due to swing of lead wires are avoided, the integral insulating performance is improved, the operating radial dimension of the sensor is effectively reduced, and the miniaturization design is achieved.

The invention discloses an integrated module, a design method thereof and a mobile terminal. According to the method, when pin pads on a printed circuit board are arranged, the pin pads are arranged at middle positions which are directly under a welding position of the integrated module on the printed circuit board, and an outwardly protruding solder ball is also arranged on each pin pad; the solder-paste non-contact problem caused by a certain single-board deformation amount can be overcome through changing and arranging the pin pads to the positions which are directly under the printed circuit board and adding the solder balls, welding yield is higher as compared with that of an existing QFN package, thus the problems that in the prior art, the sizes of pin pads cannot be changed, and welding yield is lower are solved; and at the same time, the middle positions of the printed circuit board are effectively utilized through arranging the module by a manner provided by the invention, the arrangement positions of the pads are enabled to be changeable and the sizes are enabled to be adjustable, the size of the printed circuit board is further reduced, and miniaturized design of the module is realized.

The invention provides a multi-layer network-based control framework and control method for an optical storage charging intelligent charging station. The system includes from top to bottom an electric vehicle Internet of Vehicles cloud platform located at the dispatching layer, a charging station cluster management and control cloud platform, and distribution network dispatching. Management and control cloud platform, several charging station control center edge servers at the station control layer, various controllers at the equipment layer, state grid billing units, several AC / DC and DC / DC modules, and the station-level CAN bus of the charging station at the equipment layer as The backbone network, Unicom charging station control center edge server, each controller; equipment layer rectifier CAN bus, charging pile CAN bus, machine pile CAN bus as the secondary communication network Unicom equipment layer controllers and corresponding power electronic charging equipment. The present invention adopts the CAN bus technology, which is one of the field buses, and each controller only needs to be connected by a pair of twisted-pair wires through the network topology structure, so that the installation of the charging station control system is more flexible and convenient.

The invention discloses a current measuring device and a measuring method based on a magnetic probe. The device includes a measured current conductor, a magnetic probe, a magnetic bias structure and a programmable chip; the measured current conductor has a first axis, a second axis and a The third axis; the measured current conductor is provided with a through-hole, the through-hole's through-hole direction is parallel to the third axis, and the vertical projection of the through-hole on the first section is symmetrical along the first axis; the center position of at least one through-hole is located On the first axis; and / or, the center positions of every two through holes are symmetrical along the first axis; the magnetic probe is arranged in the through hole and is electrically connected to the programmable chip, and the sensitive center position of the magnetic probe is located on the first section, The vertical projection of the magnetic probe on the first section is symmetrical about the first axis; the magnetic bias structure is arranged in the through hole, and the magnetization direction of the magnetic bias structure is perpendicular to the sensitive direction of the magnetic probe. The device has the advantages of small size, high measurement accuracy and high adaptability.

The invention provides an optical storage and charging intelligent charging station control architecture and control method based on a multi-layer network, and the system comprises an electric vehicle networking cloud platform, a charging station cluster management and control cloud platform, a distribution network scheduling management and control cloud platform, a plurality of charging station control center edge servers located in a station control layer, controllers arranged at an equipment layer, a state grid billing unit and a plurality of AC / DC and DC / DC modules, wherein the parts are arranged from top to bottom; a station-level CAN bus of a charging station of the equipment layer serves as a backbone network and is communicated with the charging station control center edge server and the controllers; and an equipment layer rectification CAN bus, a charging pile CAN bus and a machine pile CAN bus are used as secondary communication networks to communicate each controller of the equipment layer with corresponding power electronic charging equipment. According to the invention, the CAN bus technology which is one of field buses is adopted, all the controllers can be connected through a network topology structure by only needing a pair of twisted pairs, and the charging station control system is more flexible and convenient to install.