10results about How to "Reduce the occupied area" patented technology

The application provides an electrochromic driving circuit, comprising: a control module, comprising a first pin and a second pin, the first pin outputs a first level signal and a second level signal in time, the second pin outputs the first level signal and the second level signal in time, and the first pin and the second pin output different level signals at the same time; a driving module, comprising a first driving unit and a second driving unit connected in parallel, the first driving unit is electrically connected with the first pin, and the second driving unit is electrically connected with the second pin; when the first driving unit and the second driving unit receive the first level signal, the first driving unit and the second driving unit output a first control signal, and when the first driving unit and the second driving unit receive the second level signal, the first driving unit and the second driving unit output a second control signal. The application also provides an electrochromic device.

The utility model provides a kind of chain straight line repeated linkage push rod, the other end of straight line motion push rod is equipped with the input hole alignment with sliding groove, and the opposite end of sliding rail bottom cover is fixedly connected with hinged groove along straight line motion push rod;Compared with prior art, the utility model passes through chain drive mechanism and sprocket drive mechanism input power, makes straight line motion push rod slide inside two slider guides by driving input hole, while, the starting position of straight line motion push rod telescoping and the maximum position of telescoping are monitored by two hall switches, by slider guide, guide rail upper cover, straight line motion push rod and sliding rail bottom cover, make whole convenient to assemble, when assembling, two slider guides are buckled together, straight line motion push rod is clamped inside, and two slider guides are fixedly connected together with guide rail upper cover and sliding rail bottom cover by bolt through mounting hole, upper cover fixed hole, sliding rail bottom cover fixed hole and bolt.

The application discloses a laser bag opening machine, which comprises a rack, a material folding device, a laser cutting device, a sewing device, a frame pressing device and a bottom supporting plate arranged on the rack. A workbench is arranged on the rack, and the material folding station, the laser cutting station and the sewing station are arranged side by side on the workbench. A waiting area is arranged below the workbench between the material folding station and the laser cutting station. The frame pressing device positions the folded edge through an electromagnet, and the bottom supporting plate forms an up-down circulation below the workbench. In this way, the frame pressing device can reliably position the folded edge, the bottom supporting plate can reliably support the bottom, the fabric and the folded fabric can be accurately positioned at each link, the fabric is not easy to deform, the sewing precision of the bag opening machine is improved, and the bottom supporting plate forms an up-down circulation below the workbench, thereby effectively saving space, reducing the area of the workbench and the overall area of the laser bag opening machine, and facilitating the storage and management of workshop equipment.

The invention belongs to the technical field of micro electro mechanical systems, and particularly provides a piezoelectric MEMS vibration sensor based on a bent cantilever beam-multi-electrode structure, the piezoelectric MEMS vibration sensor comprises a bent cantilever beam 1, an outer ring anchor area 2, a silicon mass block 3 and a piezoelectric film, when an external vibration signal is transmitted, the silicon mass block can generate inertia force under the action of acceleration, and the piezoelectric film can generate the piezoelectric film; the inertia force further acts on the bent cantilever beam, so that the piezoelectric film attached to the bent cantilever beam deforms, charges are generated through the direct piezoelectric effect, an electric signal is collected by the metal electrode, and an acceleration measurement result is obtained through analysis according to the electric signal; the bending type cantilever beam structure with the 135-degree break angle is adopted, the bending type cantilever beam is arranged around the mass block, the area occupied by the vibration sensor is effectively reduced through the bending type cantilever beam structure with the 135-degree break angle while the electromechanical transduction efficiency is guaranteed, the sensitivity of the device is enhanced, and the reliability of the vibration sensor is improved. And support is provided for development of a miniaturized and low-power-consumption intelligent vibration sensing system.

The utility model discloses a packaging structure for absorption products, and relates to the technical field of packaging appliances. According to one specific embodiment, the packaging structure for the absorption products comprises a bag body and a label, a product taking and placing opening is formed in the bag body, the label comprises a covering part, an adhesive part and an opening part, the covering part blocks the product taking and placing opening, the adhesive part comprises a first adhesive area and a second adhesive area, the second adhesive area is located on the side close to the opening part, and the opening part is located on the side close to the opening part. And the adhesive strength of the second adhesive area is lower than that of the first adhesive area. According to the packaging structure, the area occupied by an unnecessary strong glue area is reduced to the maximum extent through treatment of the viscosity of glue at different parts, so that the risk that when the content is taken out, the content rubs the glue part of the label to be damaged is reduced, and meanwhile the sealing performance of subsequent repeated opening and closing of the label is guaranteed.

The invention provides a voltage conversion circuit based on a thin gate oxide device, which comprises a charge pump circuit and a level conversion circuit connected with the control end of the charge pump circuit, and is characterized in that the level conversion circuit converts a plurality of input control signals in a power domain from 0 to VDD into output control signals in a plurality of target power domains, the charge pump circuit boosts the VDD based on the plurality of output control signals to obtain an output voltage. The voltage difference between the lowest voltage and the highest voltage of each target power supply domain is set to be smaller than the gate-source breakdown voltage of the thin gate-oxide device, so that the absolute value of the gate-source voltage of each transistor in the charge pump circuit is smaller than the gate-source breakdown voltage of the thin gate-oxide device, and the thin gate-oxide device can be adopted by each transistor in the charge pump circuit; according to the invention, the high-voltage output charge pump based on the thin gate oxide device can be realized, the area occupied by the circuit can be reduced to realize circuit miniaturization, and the circuit cost can also be reduced.

This application relates to the field of integrated circuit technology and discloses a 1.5 divider based on a phase interpolator with an output duty cycle of 50%, comprising: a 1.5 divider, a phase interpolator, and a duty cycle adjustment module connected in sequence. The 1.5 divider outputs a pair of divided signals with duty cycles of 1 / 3 and 2 / 3 respectively, and a division ratio of 1.5, based on a pair of positive and negative clock signals. The average duty cycle of the pair of divided signals is 1 / 2. The phase interpolator slows down the signal edges of the pair of divided signals and outputs an interpolated signal to the duty cycle adjustment module. The phase of the interpolated signal is the average phase of the pair of divided signals. The duty cycle adjustment module finely adjusts the duty cycle of the interpolated signal to 1 / 2.

The application relates to the field of semiconductor devices, in particular to an alpha-Fe2O3 dislocation / Nb:SrTiO3 high-density nanoscale dislocation Schottky junction diode device and a preparation method thereof, which is suitable for the preparation of one-dimensional conductive Schottky junction devices with multiple sizes, high quality and high density. Nb-doped SrTiO3 (abbreviated as Nb:SrTiO3) is used as the N pole of the Schottky junction, and the penetrating dislocation in the alpha-Fe2O3 film is used as the M pole of the Schottky junction. The preparation method is that alpha-Fe2O3 films are grown on the Nb:SrTiO3 substrate through pulse laser deposition technology at high temperature, high-density penetrating dislocations are grown in the alpha-Fe2O3 film by regulating the interface mismatch, and thus the design of the alpha-Fe2O3 dislocation / Nb:SrTiO3 Schottky junction is realized. The application provides a new idea for the design mode of the Schottky junction diode, and lays a foundation for the development of the new high-density nanoscale dislocation Schottky junction diode device in the fields of photoelectricity, non-volatile storage and transistors.

The application discloses a cartridge switching valve for peritoneal dialysis, a flow channel switching method and a cartridge. The switching valve comprises a rotating valve body. Flow channels in the cartridge are uniformly arranged along the circumferential direction of the rotating valve body. A plurality of valve body flow channels are formed in the rotating valve body and are matched with the flow channels arranged in the cartridge. The number of the valve body flow channels is matched with the number of the connection mechanisms of the flow channels in the cartridge. The connection mechanisms are determined by the interval angle of two flow channels connected with each other in the cartridge. The connection of the two flow channels in the corresponding cartridges is realized by rotating the valve body flow channels to the corresponding positions. The application can realize the quick switching of the flow channels. During the switching process, only the rotation angle of the rotating valve body needs to be controlled, without the complicated control logic. The structure and the control process of the cartridge can be effectively simplified, and the failure rate is reduced.

The present disclosure provides a light emitting diode preparation method and a light emitting diode. The method comprises: making an epitaxial structure on a substrate; making a first current blocking film on the epitaxial structure, the first current blocking film having a first through hole; patterning the epitaxial structure under the shielding of the first current blocking film to form a step structure at a position corresponding to the first through hole of the epitaxial structure; patterning the first current blocking film to remove an edge portion of the first current blocking film to form a notch, thereby obtaining a second current blocking film; and patterning the epitaxial structure under the shielding of the second current blocking film to form an isolation groove at a position corresponding to the notch of the epitaxial structure, and increasing the width of a step bottom surface of the step structure.