186results about How to "Does not affect size" patented technology

The invention relates to a high-precision multi-frequency phase-synchronized laser distance measurement device and method, relates to the technical filed of laser measurement, and mainly relates to a phase laser distance measurement technology. In the invention, the problem that a device and a method capable of realizing both synchronization and stability of multiple measurement gauges are in shortage in the phase laser distance measurement technology is solved. The high-precision multi-frequency phase-synchronized laser distance measurement device comprises a dual-longitudinal-mode frequencystabilization He-Ne laser, a multi measurement gauge generation unit, a beam expanding collimating mirror group, a measuring light path and circuit unit and a control casing unit. The high-precision multi-frequency phase-synchronized laser distance measurement method specifically comprises the following steps of: 1, starting the dual-longitudinal-mode frequency stabilization He-Ne laser; 2, taking one beam of laser as a reference laser beam and the other beam as a measurement laser beam; 3, taking [(f'+f2)-(f+f1)] as the frequency of an accurate measurement gauge and taking (f1-f2) as the frequency of a coarse measurement gauge; 4, moving a measurement corner-cube prism to a target end; 5, obtaining a phase difference phi p; 6, obtaining a phase difference phi c; and 7, obtaining the distance. Thus, the method and device disclosed by the invention can be used for laser distance measurement.

The invention relates to probiotic microcapsules as well as a preparation method and application thereof. The probiotic microcapsules comprise a core material and a wall material, wherein the core material is probiotics; the outer layer of the wall material is coated with chitosan; the wall material is prepared from an aqueous solution containing a natural polymer material and a freeze-drying protection agent; the freeze-drying protection agent comprises one or more of glucose, fructose, sucrose, lactose, trehalose, soluble starch, glycerin, mannitol, Arabic gum, dextran 40 and skim milk; the natural polymer material comprises one or more of gellan gum, xanthan gum, k-carrageenan, sodium alginate, cellulose acetate phthalate or gelatin; in the aqueous solution, the volume fraction of the freeze-drying protection agent is 4.0%-20.0% and the volume fraction of the polymer material is 0.5%-5.0%. The probiotic microcapsules can keep excellent acid resistance and storage stability before and after being freeze-dried.

The invention discloses an electromagnetic-piezoelectric-mixed-driving-based three-degree-of-freedom spherical motor, which comprises a first stator, a rotor, an output link, a second stator, a rotor protection film, a base, a piezoelectric ceramic driver A, a piezoelectric ceramic driver B, a piezoelectric ceramic driver C, 24 coils arranged on the first stator 1 and 8 magnetic poles arranged onthe rotor. A land of the output link is arranged on the rotor. The rotor protection film is coated on the outer surface of the rotor. The second stator is arranged outside the rotor protection film. The first rotor is arranged outside the second stator. The second stator is arranged on the base by support columns. The bottom of the first stator is positioned on L-shaped connecting pieces of the base. The spherical motor provided by the invention adopts a structure with the single rotor and the dual stators; and simultaneously, an electromagnetic driving mode and a piezoelectric ceramic driving mode are fused, compensate for the shortcomings of each other and coact to effectively increase the output torque of the spherical motor.

The invention relates to a miniaturized and circularly-polarized RFID (Radio Frequency Identification) reader-writer antenna, comprising a micro-strip rectangular annular antenna (1), a feed matched network (2), a planar miniaturized coupler (3), an input port (4), an isolation port (5), a medium substrate (6), a plastic screw (7) and an annular reflector (8). Compared with the conventional micro-strip antenna, the size of the micro-strip rectangular annular antenna is reduced by a half; the designed antenna is easily matched to 50ohm through a feed coupling manner; the circular polarization is realized by the planar miniaturized coupler; and the planar miniaturized coupler is integrated in the antenna, and thus the size of the antenna is not influenced. The conventional floor is replaced by the annular reflector, so that the antenna forms a unidirectional radiation pattern, and the size of the antenna is greatly reduced and almost the same as that of the reflector. Therefore, the miniaturized and circularly-polarized RFID reader-writer antenna can be applied to a handheld RFID reader-writer and also can be used for miniaturized design of antennas of other frequency ranges.

The invention relates to a touch panel with an antenna and a touch display device. The touch display device comprises the touch panel and a display module; the touch panel comprises a flexible transparent film with a first section and a bending part; a metal mesh line, which is arranged on at least one surface of the flexible transparent film and arranged in the first section, and is structured as a visible touch area; a plurality of metal wires, which are arranged on at least one surface of the flexible transparent film and arranged at the periphery of the visible touch area, and electrically connected with the metal mesh line; and an antenna radiator, which is arranged on at least one surface of the flexible transparent film, and located at the bending part, wherein the antenna radiator, the metal mesh line and at least one of the plurality of metal wires are located at the same surface and molded on the surface once. The display module includes a side, and the antenna radiator is opposite to the side of the display module. The antenna radiator is formed by using a same process step of forming an induction electrode of the visible touch area and metal wires in a peripheral line area, so that the overall thickness is consistent.

The invention discloses a zwitterionic polymer and heparin composite coating and a preparation method and application thereof. The zwitterionic polymer and heparin composite coating comprises a mediation layer, a zwitterionic polymer layer and a heparin anticoagulation layer. The coating comprises the following construction steps: immersing an object to be coated and modified into an aqueous solution of bionic universal adhesive molecules to form the mediation layer with surface amino / hydroxyl on the surface of the object; then performing immersing into the zwitterionic polymer solution to form a multiple amido bond anchoring coating; and finally, performing amidation reaction with residual amino on the surface in a heparin solution for grafting heparin. The bionic adhesion mediation layerforms a cross-linked structure on the surface of the bionic adhesion mediation layer, so that the stability and the blood compatibility of the composite coating are remarkably improved. Heparin molecules are anchored onto the surface of a zwitterionic polymer anchored by multiple amido bonds through covalent bonds, so that excellent anticoagulant activity can be obtained. The method is suitable for directly constructing coatings on the surfaces of various materials and various shapes of devices, and long-term stable anticoagulation and biological pollution resistance can be obtained.

A robot arm stretching and swinging driving mechanism assembly comprises a stretching driving mechanism and a swinging driving mechanism; the stretching driving mechanism comprises an independent stretching driving motor and an independent stretching transmission mechanism; the swinging driving mechanism comprises an independent swinging driving motor and an independent swinging transmission shaft; the independent swinging transmission shaft is positioned at the center of the independent stretching transmission mechanism; the independent swinging transmission mechanism drives a robot arm swinging bracket to stretch in the axial direction; and the independent swinging transmission shaft drives an actuating mechanism fixed on a swinging bracket rotating shaft to swing. The two sets of independent driving motors and the two sets of transmission mechanisms, which are independent and related, are provided, and the two sets of driving mechanisms are both arranged on the robot arm, so that the purpose that the final controlled objects of the two set of independent driving mechanism are the same actuating mechanism can be achieved.

The invention provides a semiconductor device, a metal-insulator-metal (MIM) capacitor and a method for manufacturing the same, wherein the method comprises the following steps: depositing a first metal layer on a semiconductor substrate and patterning the metal layer; depositing a passivation layer on the first metal layer and forming a connecting line hole thereon by etching; depositing a dielectric layer on the surfaces of the passivation layer and the connecting line hole and etching part of the dielectric layer; covering and depositing a second metal layer on the surfaces of the dielectric layer and the passivation layer; and using the first metal layer as a lower electrode plate and the second metal layer as an upper electrode plate. The MIM capacitor combines the upper electrode plate metal layer with a metal interconnection layer, reduces the space occupied in the semiconductor device, avoids influencing the photosensitive property of edge pixels in a pixel array, and can achieve the aim of reducing lateral light crosstalk by arranging the position and the number of the connecting line hole reasonably.

The invention discloses a roll-to-roll laser holographic image embossing transfer production line and production process thereof. At present, by means of production process of first printing images and texts and then manufacturing holographic images, the size of images and texts which are printed by a printing film has the problem of large deformation. The roll-to-roll laser holographic image embossing transfer production line comprises a printing film unrolling device, a printing film traction device, a printing film coating system, a printing film drying channel, a printing film rolling device, a holographic biaxially-oriented polypropylene (BOPP) film unrolling device, a holographic BOPP film traction device, a holographic BOPP film coating system, a holographic BOPP film drying channel, a holographic BOPP film rolling device, a first holographic embossing device and a second holographic embossing device, wherein the printing film unrolling device, the printing film traction device, the printing film coating system, the printing film drying channel and the printing film rolling device are located on one half side of the production line and are sequentially arranged in the printing film conveying direction; the holographic BOPP film unrolling device, the holographic BOPP film traction device, the holographic BOPP film coating system, the holographic BOPP film drying channel and the holographic BOPP film rolling device are located on the other half side of the production line and sequentially arranged in the holographic BOPP film conveying direction; and the first holographic embossing device and the second holographic embossing device are located at the middle position of the production line. The production process of the roll-to-roll laser holographic image embossing transfer production line achieves the fact that laser holographic anti-counterfeiting marks are added on the surfaces of the images printed by the printing film, and simultaneously the size of the printed images is not influenced.

The invention discloses a mobile terminal, which is used for realizing the detachability of a display screen and a physical keyboard of the mobile terminal. The mobile terminal includes: a body with a touch display, for receiving input from a physical keyboard and performing processing corresponding to the input operation, and displaying characters corresponding to the input of the physical keyboard on the touch display; The keyboard is used for inputting the body. The invention also discloses an interface control method when the physical keyboard is externally connected.

The invention relates to a spark plug. The spark plug comprises an insulator, a center electrode, a shell and an ignition unit fixed to the exterior of the shell. The ignition unit is provided with a burning and blasting cavity and comprises a body part and a grounding electrode; the body part is a hollow column, and the hollow part is the burning and blasting cavity; the grounding electrode is arranged at the end, close to the center electrode, of the body part and provided with a through hole. The center electrode is opposite to the through hole, and the center electrode and the grounding electrode form an ignition gap. The spark plug is easy to machine and good in applicability and stability, the accuracy of the ignition gap is high, the flowability of mixed gas is high, sparks are released in a small space in a blasting mode, and a continuous jetting effect can be achieved.

The invention discloses a telescopic and fixation-type endoscope puncture device. The telescopic and fixation-type endoscope puncture device comprises a tube cavity, a tube cavity base, a pneumoperitoneum port, a base sheet, M upper rotary buckles, M lower rotary buckles, N arc strutting pillars, N strutting petals, N strutting petal buckles, an outer core, an outer core base, N groove holes, a cutting part, an inner core, an inner core base and N rotary clamping grooves; the tube cavity comprises a tube cavity telescoping section and a tube cavity fixing section, the top of the tube cavity isconnected with the tube cavity base, and the two ends of the tube cavity telescoping section are connected with the tube cavity base and the tube cavity fixing section respectively. According to thetelescopic and fixation-type endoscope puncture device, through the arrangement of the tube cavity, the outer core, the inner core, the N arc strutting pillars, the N strutting petals, the N struttingpetal buckles and the N rotary clamping grooves, firm fixation of the interiors of the abdominal wall and the chest wall by the puncture device is achieved, and slip is avoided; meanwhile, the puncture length of the puncture device can be shortened, the situation that redundant tube cavity parts are left in the abdominal cavity and the chest cavity is avoided, convenience is brought to surgical operation, and precious time is saved.

The invention relates to a material strengthening and toughening treatment method, belongs to the field of material thermal treatment and provides a method for improving the strength and toughness of copper or copper alloy and copper or copper alloy products. Copper and copper alloy are subjected to physical field modification treatment through a cryogenic and static magnetic field coupled technique, and on the basis of keeping original dimensions and constitutions of materials unchanged, the strength and toughness of the copper and the copper alloy are improved by adjusting a micro-alloy pipe texture structure.

The invention relates to a biodegradable composite material and to a method for producing same. The biodegradable composite material according to the invention is preferably a bone-building material that can be used in the field of regenerative medicine, particularly as a temporary bone defect filler for bone regeneration.

The invention discloses a light soft foamed sole material which is prepared from standard rubber, styrene-butadiene rubber, cis-1,4-polybutadiene rubber, white carbon black, diethylene glycol, butter, ground rubber, CCR, zinc oxide, stearic acid, antifogging agent, dispersing agent, accelerator, anti-aging agent, RX-80 and expanding agent. The preparation method of the light soft foamed sole material comprises the following steps: evenly mixing the materials, adding into a Banbury mixer, banburying, adding the banburying mixture into a screw extruder, carrying out melt blending, granulating, mixing the granules in an open mill, carrying out mold pressing, and foaming to obtain the light soft foamed sole material. By substituting the traditional foaming agent with the expanding agent, the product disclosed by the invention can integrally expand in the die, can keep the volume constant in the rubber material curing process, can not have the phenomenon of mold stripping or expansion, and can not influence the size. The sole prepared according to the formula and technique has the advantages of light weight and excellent bending resistance, and is light and comfortable to wear.

The invention relates to a coating modified with zwitterion random copolymers on the surface and containing epoxy functional groups as well as a preparation method and an application of the coating. The coating is a surface coating formed by chemically bonding random copolymers of 3-sulfopropyl methacrylate, methacryloyloxyethyl trimethyl ammonium chloride and glycidyl methacrylate to a material surface through a reaction between epoxy groups and material surface active groups; the material surface with the active groups is soaked in an aqueous solution of the zwitterion random copolymers with the epoxy functional groups or a PBS (poly butylenes succinate) buffer solution and is subjected to a reaction for 2-6 h under the magnetic stirring action at the temperature of 20-60 DEG C, the material surface is enabled to be grafted with the copolymers to form the coating, the copolymers physically attached to the material surface are removed through repeated washing with deionized water, then the coating is placed in a vacuum drying oven and dried to the constant weight at the room temperature, and the random copolymer surface coating with the material surface modified is obtained. The coating is applicable to surface modification of medical apparatus, catheters, blood contact materials and the like.

The invention discloses an automatic support feeding system for an LED die bonder and a running method of the automatic support feeding system. The automatic support feeding system comprises a platform, a material box feeding device, a support feeding device, a material box receiving box and a control system, wherein the material box feeding device, the support feeding device and the material box receiving device are arranged on the platform, and the control system is used for controlling the automatic feeding system to work. Therefore, separation and feeding of a support-carrying material box and material box recycle action of which processing is completed can also be processed as well as automatic support feeding and receiving can be performed; meanwhile, only one support feeding position is abutted with a fixture platform, the integral size of the machine table is not affected, manual operation is reduced, labor cost is reduced, the production efficiency is improved, and the automatic degree of the die bonder is greatly improved; and moreover, the automatic support feeding system is simple in structure and low in cost, and can be conveniently fabricated to form an external hanging structure additionally arranged on an original LED die bonder.

The invention relates to the technical field of mobile terminal display, and discloses a setting method for an operation menu of an application program of a mobile terminal, the mobile terminal and astorage device. The method comprises the steps that an adjusting instrument signal is received by an auxiliary display area; according to the adjusting instrument signal, a setting menu for the display content of the auxiliary display area is obtained; various function buttons in the operating menu of the application program are added to the setting menu for the display content of the auxiliary display area, so that it is achieved that when the application program is run, the auxiliary display area of the mobile terminal displays the various function buttons in the operation menu of the application program. In the way, by means of the method, the use experience of a user for the mobile terminal is improved.

The invention discloses a device and a method for preparing an electrochemical corrosive sample. The device consists of a polyethylene cover and a polyethylene body. The method comprises the following steps of: arranging the working surface of a sample downwardly, putting into the polyethylene cover in the polyethylene body, and tightly fixing the sample with four peripheral elastic sheets to joint the working surface with a hollowed window of (1 millimeter)*(1 millimeter) on the lower surface of the polyethylene body; aligning four support posts on the polyethylene cover with four holes on the polyethylene body, covering tightly, rotating a screw on the polyethylene cover to drive a copper wire to move towards the lower surface of the polyethylene body till a flat copper wire tip is tightly combined with the surface of the sample, and coating conducting glue on the copper wire tip; and putting the working surface of the prepared sample into a corrosive liquid of an electrochemical working station to perform electrochemical corrosion experiments.

A reflector for use in an ultraviolet or other type of lamp system having a plasma bulb. The reflector includes one or more longitudinally extending reflector panels having a characteristic shape that advantageously reflects ultraviolet radiation emanating from the bulb to provide a uniform irradiance over a relatively large surface area of a substrate. A substantial portion of each reflector panel has a characteristic shape described by the equation (x / a)<2+n>+(y / b)<2+m>=1, where a and b are constants and n and m are exponents that range between 0 and 2.

The invention disclose a thermally driven MEMS micro-mirror and a 1*N thermally driven MEMS micro-mirror array. The thermally driven MEMS micro-mirror is composed of a mirror surface, micro-mirror frames and electrical heating driving arms which are connected with the mirror surface and the micro-mirror frames. The micro-mirror frames are arranged at the opposite sides of the mirror surface in pair. The mirror surface is made to rotate by exerting bias voltage on the electrical heating driving arms. The 1*N thermally driven MEMS micro-mirror array comprises N thermally driven micro-mirror units and a substrate provided with a cavity. Each pair of micro-mirror frames are arranged on the two opposite sides on the corresponding mirror surface and are fixed to the cavity of the substrate, and the corresponding mirror surface is made to rotate by exerting bias voltage on the corresponding electrical heating driving arms. The N thermally driven micro-mirror units are arranged at an equal interval and form the 1*N micro-mirror array. According to the thermally driven MEMS micro-mirror and the 1*N thermally driven MEMS micro-mirror array, each micro-mirror is controlled independently through the corresponding electrical heating driving arms which are located on the two sides of the micro-mirror, and the length of each electrical heating driving arm can be adjusted so that design with different angle measuring ranges can be obtained; in addition, according to the design, the 1*N thermally driven MEMS micro-mirror array is driven by low voltage, is high in mirror surface filling rate and wide in measuring range, and therefore heat crosstalk can be effectively reduced.

The invention provides a shielded type connector which comprises a base, wherein the base is provided with a plurality of accommodating slots; shields are formed in physical coating mode on the internal surfaces of at least part of accommodating slots; an insulated paint layer is formed on each shield in the way of dipping or spraying or coating; at least a conductive connector is arranged outside the accommodating slot and is connected with the shields, at least one export part is arranged adjacent to a mother board, and the conductive connector is electrically connected to the mother board by the export part; a plurality of conductive terminals are accommodated in the accommodating slots; each conductive terminal comprises a contact part exposed at one side of the base, a main body partextending into a corresponding accommodating slot from the contact part, and a connection part extending into and exposed at the accommodating slot from the main body part. As the insulated paint layer can be formed on the base in the way of dipping or spraying or coating, the formation efficiency can be improved; meanwhile, the thickness of the insulated paint layer is small, which does not influence the size of the accommodating slots and does not increase the assembling difficulty of the conductive terminals.

The invention relates to a low dropout linear voltage regulator with a large output current range, and belongs to the field of integrated circuit design. After output voltage of an LDO (Low Dropout Regulator) is subjected to voltage division sampling, feedback voltage is obtained; the feedback voltage and reference voltage are input into an error amplifier; after being amplified, a voltage difference is supplied to a controller realized by a digital circuit; the controller outputs a control word to adjust on and off of current of each branch, so that the LDO can output stable current; each branch is formed by connecting a switch tube with a current source in series; all the branches are connected in parallel and are connected between a power supply and the output voltage; particularly, the controller converts an input analog signal into a digital signal through a digital-to-analog converter and then processes the digital signal through a digital logic control circuit to obtain the control word, so as to control on and off of multiple current branches consisting of the current sources and switches, and obtain required output current. The multiple parallel-connected current branches supply the output current, so that the low dropout linear voltage regulator is relatively large in output voltage range; each branch comprises the current source and the switch which are connected in series; the output current is stable.

The invention discloses an adhesion eliminating structure of an inertial sensor and a method thereof. The structure comprises a driving device located in the movement direction of a mass block of the inertial sensor. The driving device fixedly installed relative to a stopping mechanism comprises an ejecting pin assembly making contact with the mass block. The driving device is arranged in the mode that when the mass block adheres to the stopping mechanism, the driving device moves, and the ejecting pin assembly is driven to separate the mass block from the stopping mechanism. According to the adhesion eliminating structure, after the mass block and the stopping mechanism adhere together, the driving device is controlled to move, and therefore the ejecting pin assembly can move in the direction of the mass block, finally, the mass block and the stopping mechanism are driven to be separated, adhesion elimination of the mass block is achieved, and the service life of the inertial sensor is prolonged. The adhesion eliminating structure can be designed by means of a redundant framework structure on the outer side of the mass block, and therefore the occupied area of a chip is not increased, and the overall size of the MEMS chip is not affected.

The invention relates to a key waterproof structure which comprises a front shell, a key assembly and a circuit board assembly. The circuit board assembly comprises a circuit board and a soft material piece. The circuit board comprises a connection end and is wrapped in the soft material piece, the connection end stretches out from one side of the soft material piece, the circuit board is further provided with at least one key elastic piece. The key assembly comprises keycaps corresponding to the key elastic pieces in number and position. A blind slot is formed in the front shell, and the side wall of the blind slot is provided with a through hole. The circuit board assembly is located between the key assembly and the bottom face of the blind slot. The key assembly abuts against the circuit board assembly and is clamped to the front shell in a matched mode. The connection end stretches into the inner side of the front shell through the through hole and is assembled to the through hole in a sealed mode; meanwhile, the keycaps and the key elastic pieces are correspondingly connected together, and the key function can be achieved through pressing and abutting of the keycaps and the key elastic pieces.

A two-wheeled motor vehicle configured in such a manner that an air cleaner case is provided compactly to reduce the height of the seat and that the air cleaner case can be disposed close to the engine. A two-wheeled motor vehicle (10) is provided with a vehicle body frame (11), a fuel tank (35) which is disposed at the front of and above the vehicle body frame (11), a seat (36) which is disposed behind the fuel tank (35) and above the vehicle body frame (11), an engine (12) which is suspended below the fuel tank (35) and below the vehicle body frame (11), an air cleaner case (61), a plate-like element (70) which is disposed within the air cleaner case (61), and a maintenance lid (72) which is used when the plate-like element (70) is mounted and dismounted. The air cleaner case (61) is disposed below the fuel tank (35), the plate-like element (70) is disposed so as to be tilted rearward and upward in a side view of the vehicle, and the maintenance lid (72) is disposed below the seat (36) so as to face the seat (36).

The invention discloses a power supply circuit and an LED drive circuit using the same. A constant-current control circuit converts a power output current into a constant second current; when the second current is greater than the current needed by a light modulator, a shunt circuit shunts the second current and an energy storage circuit stores energy; when the second current is less than or equalto the current needed by the light modulator, the energy storage circuit releases the energy and, together with the constant-current control circuit, provides power for the light modulator. A power supply is coupled to a power stage of the LED drive circuit by an auxiliary winding; when the light modulator consumes power irregularly, because the second current outputted by the constant-current control circuit is in a constant current state all the time, the current outputted by the auxiliary winding is not affected and thus the output current from a main power stage is not affected by the light modulator, thereby guaranteeing that the LED does not scintillate. Besides, the LED power supply circuit has a simple structure; integration is realized conveniently; and the production cost is low.

The invention discloses a laser holographic composite film and a manufacture method thereof. When a user performs coating and embossed hologram on the printed surface of a composite film or a transfer film with a traditional method, the sizes of printed images and texts have the problem of large deformation. The laser holographic composite film manufactured on the surfaces of the printed images and texts is characterized in that a printed image-text layer, an ultraviolet (UV) gloss oil layer, a holographic image layer and an aluminizing layer are respectively arranged on one face of a base film in sequence from top to bottom. The laser holographic composite film adopts the process that the printed images and texts are first printed, then laser hologram is manufactured on the surfaces of the printed images and texts, and the problem of large deformation of the sizes of the printed images and texts is solved.

The invention discloses a device and a method for supporting a wireless terminal. The back side of the main body of the wireless terminal is provided with a sucking disc provided with a rotating shaft and a connecting rod so that the wireless terminal can be stably fixed on certain object through the adsorption of the sucking disc; besides, the distance between the wireless terminal and a fixed object is adjusted by adjusting the length of the connecting rod, and the wireless terminal achieves free rotation at any angle by adjusting the rotation angle of the rotating shaft. The device and the method not only can achieve that the wireless terminal is supported stably, but also can adjust the distance and the supporting angle between the wireless terminal and the fixed object without influencing the volume of a wireless terminal product and the plate arrangement and wiring of an internal device to ensure that the wireless terminal product has a beautiful appearance and is convenient to carry.