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30results about How to "Reduce stack thickness" patented technology

Thin 3D fan-out packaging structure and wafer-level packaging method

The invention discloses a thin 3D fan-out packaging structure and a wafer-level packaging method. Grooves and blind holes whose depths are smaller than those of the grooves are made in a carrier plate; a lining is deposited on the inner wall of the blind hole; a dielectric layer is deposited on at least the bottom of the groove; the blind hole is filled with a metal material; a chip is buried in the groove; a chip welding pad or the blind hole metal material is connected through metal rewiring; the second surface of the carrier plate is thinned, and the metal material in the blind hole is exposed; an electrical derivation point is made on the metal rewiring or the metal material, a stacking chip or a printed circuit board is electrically connected with the chip welding pad through the electrical derivation points on the first surface and the second surface of the carrier plate, and 3D fan-out packaging is realized. The TSV and the lining are firstly made, the TSV and lining depositionquality problem can be solved, and ultra-high density interconnection is better realized; and the dielectric layer is deposited on the bottom part of the groove, the chip can be protected from being etched, and after the carrier plate is thinned, the height difference between the dielectric layer and the TSV hole can accommodate part of second electrical derivation points, and the stacking thickness is reduced.
Owner:HUATIAN TECH KUNSHAN ELECTRONICS

Touch display panel

The invention discloses a touch display panel. The touch display panel comprises a display module, a linear polarizer and a composite film, wherein the linear polarizer is formed at one side of the display module; the composite film is arranged between the linear polarizer and the display module and comprises a 1/2 lambda wave plate, a 1/4 lambda wave plate, a first touch electrode layer and a second touch electrode layer; the 1/4 lambda wave plate is formed at the side, far from the linear polarizer, of the 1/2 lambda wave plate; the first touch electrode layer is formed at any side of the 1/4 lambda wave plate; the second touch electrode layer is formed at any side of the 1/2 lambda wave plate; the first touch electrode layer and the second touch electrode layer are insulated from each other. The touch display panel has the beneficial effects that touch film layers are internally arranged between the linear polarizer and the display module and are respectively bonded and fixed with the 1/2 lambda wave plate and the 1/4 lambda wave plate to form the integrated composite film, so that the lamination thickness of the panel is reduced, thus increasing the bending resistance and optical transmittance of the panel, meeting the lightening and thinning requirements of products and being applicable to flexible display panels.
Owner:SHANGHAI TIANMA MICRO ELECTRONICS CO LTD +1

Shellfish freeze-drying processing device and method thereof

The invention relates to a shellfish freeze drying processing device and a method thereof. According to the invention, the problem that dried shellfish quality is affected when shellfish is heated during the traditional shellfish drying processing is solved. The device successively comprises a freeing chamber, a slicer, a vacuum freeze-drying chamber, a temperature returning chamber and a packing machine. After standing and sand-spitting of shellfish, meat and shell are separated; after separation and cleaning of shellfish meat, the cleaned shellfish meat is put into the freezing chamber and frozen in the environment of minus 4 to 0 DEG C; frozen shellfish meat is sliced; after slicing of shellfish meat, the shellfish meat slices are put in layers in a stock rack and then sent into the vacuum freeze-drying chamber to be freeze-dried in a vacuum environment of minus 45 to minus 35 DEG C; after drying, shellfish meat is put into the temperature returning chamber to return to the temperature of minus 10 DEG C; and packaging is carried out finally. After drying processing, original flavor of shellfish can be better maintained. Before vacuum freeze-drying, the multi-layer stock rack is adopted for layered stock preparation, vibration and flattening, thus reducing stacking thickness of shellfish meat during the vacuum freeze-drying process, enhancing drying efficiency and guaranteeing the drying effect.
Owner:MARINE FISHERIES RES INST OF ZHEJIANG

Motor and washing machine

The invention discloses a motor and a washing machine. The motor comprises a stator iron core, wherein the stator iron core is provided with an axial through hole, the inner wall of the stator iron core is provided with a plurality of open slots along the circumferential direction, a stator tooth is formed between two adjacent open slots, and the stator tooth at least comprises an equal-width partwith equal tooth width; a rotor core which is arranged in the through hole, wherein a plurality of mounting grooves used for arranging the permanent magnets are formed in the rotor core in the circumferential direction, and a magnetic isolation area used for magnetic isolation and a magnetic conduction area used for magnetic conduction are arranged in the area, outside the mounting grooves, of the rotor core; the magnetic conductive area comprises a first area adjacent to the mounting groove, a second area adjacent to the outer periphery of the rotor core, and a third area connecting the first area and the second area, the width of the third area is equal, and the value range of the width of the third area is + / -0.5 mm of the width of the equal-width part. The power density of the motor can be improved on the premise of reducing the use amount of permanent magnet materials, so that the stack thickness and the axial size of the motor are reduced.
Owner:WUXI LITTLE SWAN ELECTRIC CO LTD

High-frequency covering film with high electromagnetic shielding function and preparation method thereof

The invention discloses a high-frequency covering film with a high electromagnetic shielding function and a preparation method thereof. The high-frequency covering film sequentially comprises an insulating layer, a bonding layer, a copper foil layer, a first high-frequency bonding layer, a high-frequency insulating layer and a second high-frequency bonding layer from top to bottom, the high-frequency insulating layer is an insulating layer of which the dielectric coefficient is lower than 4.0 and the dielectric loss is lower than 0.015 (@ 10GHz); and the first high-frequency bonding layer andthe second high-frequency bonding layer are both resin adhesive layers with the dielectric coefficient being lower than 4.0, the dielectric loss being 0.002-0.010 (@ 10 GHz) and the water absorption being 0.001-0.5%. According to the invention, the shielding rate can be up to more than 100dB; the dielectric property is good, the dielectric loss is 0.003-0.010 at 10 GHz, and the dielectric coefficient is lower than 4.0; the mechanical property is good, and machining processes such as drilling and hole filling can be coped with; a thick dielectric layer can be designed within a large thickness range, so that signal transmission loss under high frequency is reduced; and soldering tin is good in heat resistance, plate explosion is avoided in the FPC and PCB assembling process, and gas escape is facilitated and plate explosion is avoided through drilling, hole filling and other process designs.
Owner:KUSN APLUS TEC CORP +1

A cold processing device for shellfish

The invention relates to a shellfish cold-processing device, and solves the problem that the quality of dry shellfish is influenced by the fact that heating exists in the traditional shellfish drying and processing process. The shellfish cold-processing device comprises a freezing chamber, a slicing machine, a vacuum freeze-drying chamber and a packaging machine in sequence, wherein the freezing temperature of the freezing chamber maintains between -4 DEG C and 0 DEG C; the vacuum freeze-drying chamber is a vacuum environment with the temperature between -45 DEG C and -35 DEG C; a material preparing chamber is arranged on the inlet side of the vacuum freeze-drying chamber; a vacuum-pumping valve is arranged between the vacuum freeze-drying chamber and the material preparing chamber; the vacuum-pumping valve exhausts air from the vacuum freeze-drying chamber to the material preparing chamber. The shellfish cold-processing device finishes slicing cold processing on the shell fish by the forms of freezing, slicing, performing vacuum freeze-drying and packaging, so the original flavor of the shellfish can be maintained well; the materials are prepared layer by layer by multiple layers of material preparing frames and are vibrated and flattened, so that the stacking thickness of the shellfish meat in the vacuum freeze-drying process is reduced; air is exhausted from the vacuum freeze-drying chamber to the material preparing chamber to conduct precooling, so that the drying efficiency is improved and the drying effect is guaranteed.
Owner:MARINE FISHERIES RES INST OF ZHEJIANG

Shellfish cold-processing device

The invention relates to a shellfish cold-processing device, and solves the problem that the quality of dry shellfish is influenced by the fact that heating exists in the traditional shellfish drying and processing process. The shellfish cold-processing device comprises a freezing chamber, a slicing machine, a vacuum freeze-drying chamber and a packaging machine in sequence, wherein the freezing temperature of the freezing chamber maintains between -4 DEG C and 0 DEG C; the vacuum freeze-drying chamber is a vacuum environment with the temperature between -45 DEG C and -35 DEG C; a material preparing chamber is arranged on the inlet side of the vacuum freeze-drying chamber; a vacuum-pumping valve is arranged between the vacuum freeze-drying chamber and the material preparing chamber; the vacuum-pumping valve exhausts air from the vacuum freeze-drying chamber to the material preparing chamber. The shellfish cold-processing device finishes slicing cold processing on the shell fish by the forms of freezing, slicing, performing vacuum freeze-drying and packaging, so the original flavor of the shellfish can be maintained well; the materials are prepared layer by layer by multiple layers of material preparing frames and are vibrated and flattened, so that the stacking thickness of the shellfish meat in the vacuum freeze-drying process is reduced; air is exhausted from the vacuum freeze-drying chamber to the material preparing chamber to conduct precooling, so that the drying efficiency is improved and the drying effect is guaranteed.
Owner:MARINE FISHERIES RES INST OF ZHEJIANG

a terminal device

The present invention provides a terminal device, including: a display module, the display module includes a display structure and a flexible circuit board; a metal structure, the metal structure is arranged between the display structure and the flexible circuit board, and the metal structure is connected to the display structure and the flexible circuit board respectively. The flexible circuit board is attached, and the area of ​​the attached end surface of the metal structure is larger than the area of ​​the attached end surface of the preset area of ​​the flexible circuit board, and smaller than the area of ​​the attached end surface of the display structure; the metal middle frame, the metal middle frame includes: grooves and At the ends located on both sides of the groove, the predetermined area of ​​the flexible circuit board and the metal structure are all arranged in the groove, and the ends are in contact with the display structure. The terminal equipment provided by the embodiments of the present invention can reduce the stacking thickness of the whole machine, provide a grounding return path and excellent shielding performance, and can improve the temperature rise problem of the terminal equipment and improve the heat dissipation effect of the terminal equipment.
Owner:VIVO MOBILE COMM CO LTD

A freeze-dried shellfish processing device and method

The invention relates to a shellfish freeze drying processing device and a method thereof. According to the invention, the problem that dried shellfish quality is affected when shellfish is heated during the traditional shellfish drying processing is solved. The device successively comprises a freeing chamber, a slicer, a vacuum freeze-drying chamber, a temperature returning chamber and a packing machine. After standing and sand-spitting of shellfish, meat and shell are separated; after separation and cleaning of shellfish meat, the cleaned shellfish meat is put into the freezing chamber and frozen in the environment of minus 4 to 0 DEG C; frozen shellfish meat is sliced; after slicing of shellfish meat, the shellfish meat slices are put in layers in a stock rack and then sent into the vacuum freeze-drying chamber to be freeze-dried in a vacuum environment of minus 45 to minus 35 DEG C; after drying, shellfish meat is put into the temperature returning chamber to return to the temperature of minus 10 DEG C; and packaging is carried out finally. After drying processing, original flavor of shellfish can be better maintained. Before vacuum freeze-drying, the multi-layer stock rack is adopted for layered stock preparation, vibration and flattening, thus reducing stacking thickness of shellfish meat during the vacuum freeze-drying process, enhancing drying efficiency and guaranteeing the drying effect.
Owner:MARINE FISHERIES RES INST OF ZHEJIANG

Plate-breaking type receiver assembling component and assembly method thereof and mobile terminal

The invention relates to a plate-breaking type receiver assembling component and an assembly method thereof and a mobile terminal. The plate-breaking type receiver assembling component comprises a shell, wherein the shell comprises a front shell and a rear shell which are mutually covered; a receiver and a main control board are arranged in the shell; a containing hole used for containing the receiver is arranged in the main control board; the receiver is arranged in the containing hole; the receiver is separated from the main control board; and the receiver is electrically connected to the main control board through a conduction piece. According to the plate-breaking type receiver assembling component, the receiver is arranged in the containing hole of the main control board, the conduction piece is compressed through the back shell in order to be switched to the main control board, so that the stacking thickness of the whole machine can be effectively reduced, a problem of insufficient space is solved, the thickness space is saved, and the layout space of the main control board is effectively reduced, and thus the whole area of the main control board is smaller, the cost is saved, multiple purposes are achieved, and the thickness of the whole machine is reduced particularly.
Owner:NUBIA TECHNOLOGY CO LTD

Memory and preparation method thereof

The invention discloses a memory and a preparation method thereof. The memory comprises a substrate, an isolation layer, a groove structure, floating gates, a dielectric layer, and a control gate, wherein the substrate comprises a plurality of active regions and a plurality of shallow trench isolation regions, and the active regions and the shallow trench isolation regions are arranged at intervals; the isolation layer is filled in the shallow trench isolation regions, wherein the isolation layer extends to a part of the upper surfaces, close to one side of the shallow trench isolation regions, of the active regions; the groove structure is located in the active regions, and the groove structure partially penetrates through the substrate corresponding to the active regions; the floating gates are located on the surface of the inner wall of the groove structure and extend to the upper surface of the isolation layer along the inner wall of the groove structure, and the floating gates corresponding to the adjacent active regions are disconnected; the dielectric layer is located on the upper surfaces of the floating gates and the upper surface of the isolation layer; and the control gate located on the dielectric layer. The memory provided by the embodiment of the invention has relatively low power consumption and relatively high yield and reliability.
Owner:GIGADEVICE SEMICON SHANGHAI INC +1

A touch display panel

The invention discloses a touch display panel. The touch display panel comprises a display module, a linear polarizer and a composite film, wherein the linear polarizer is formed at one side of the display module; the composite film is arranged between the linear polarizer and the display module and comprises a 1 / 2 lambda wave plate, a 1 / 4 lambda wave plate, a first touch electrode layer and a second touch electrode layer; the 1 / 4 lambda wave plate is formed at the side, far from the linear polarizer, of the 1 / 2 lambda wave plate; the first touch electrode layer is formed at any side of the 1 / 4 lambda wave plate; the second touch electrode layer is formed at any side of the 1 / 2 lambda wave plate; the first touch electrode layer and the second touch electrode layer are insulated from each other. The touch display panel has the beneficial effects that touch film layers are internally arranged between the linear polarizer and the display module and are respectively bonded and fixed with the 1 / 2 lambda wave plate and the 1 / 4 lambda wave plate to form the integrated composite film, so that the lamination thickness of the panel is reduced, thus increasing the bending resistance and optical transmittance of the panel, meeting the lightening and thinning requirements of products and being applicable to flexible display panels.
Owner:SHANGHAI TIANMA MICRO ELECTRONICS CO LTD +1

Motor and washing machine

The invention discloses a motor and a washing machine. The motor includes: a stator core, the stator core is provided with an axially through hole, the inner wall of the stator core is provided with a plurality of open slots along the circumference, and stator teeth are formed between two adjacent open slots, and the stator teeth include at least Equal width part with equal tooth width; rotor core, the rotor core is set in the through hole, and a plurality of installation grooves for setting permanent magnets are opened on the rotor core along the circumferential direction, and the rotor core is in the area outside the installation groove A magnetic isolation area for magnetic isolation and a magnetic permeation area for magnetic conduction are set; wherein, the magnetic permeation area includes: a first area adjacent to the installation groove, a second area adjacent to the outer periphery of the rotor core, and a connection between the first area and the second area. In the third area of ​​the area, the width of the third area is equal to the width, and the value range of the width of the third area is ±0.5 mm from the width of the equal width portion. On the premise of reducing the amount of permanent magnet materials, the power density of the motor can be increased, thereby reducing the stacked thickness of the motor and the axial dimension of the motor.
Owner:WUXI LITTLE SWAN ELECTRIC CO LTD
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