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632 results about "Junction area" patented technology

Motion control system and method, and control platform

Provided in the embodiments of the present disclosure are a motion control system and method, and a control platform. The motion control system comprises a control platform, mobile devices, and partition detection units, wherein the partition detection units are deployed at the junction of a plurality of storage areas, which are obtained by means of division in advance in a warehousing scenario. A first detection unit is configured to send a first trigger event to the control platform when detecting that a target object enters a target storage area, wherein the first detection unit is a partition detection unit which is deployed in the target storage area and the current detection state of which is an enabled state. The control platform is configured to send a stop instruction to a mobile device in the target storage area in response to the first trigger event, and control the detection state of a second detection unit to be changed to the enabled state, wherein the second detection unit is a partition detection unit deployed in the target storage area, and the second detection unit is different from the first detection unit. The mobile device is configured to stop motion in response to the stop instruction.
Owner:BEIJING GEEKPLUS TECH CO LTD

Expansion joint, system and method for connecting regions of a rail-based grid storage system

The invention relates to an expansion joint (10) for connecting regions of a rail-based grid storage system (50, 50′, 50″; 104, 104′, 104″), the expansion joint (10) comprising: —a first rail element (12) and a second rail element (11), the rail elements (12, 11) being elongate and configured to slide relative to one another in a longitudinal direction in a junction area where they overlap, —the expansion joint (10) having a profiled upper surface that defines one or more tracks (27′, 27″) for supporting container handling vehicles (200, 300, 400), the tracks (27′, 27″) extending from the first rail element (12) through the junction area to the second rail element (11), wherein in the junction area, each rail element (11, 12) provides a portion of the or each track (27′, 27″) of the profiled upper surface so that there is a transition extending along the expansion joint (10) from the first rail element (12) to the second rail element (10) for the or each track (27′, 27″). The invention further relates to an automated storage and retrieval system comprising said expansion joint (10) and a method of connecting regions (50, 50′, 50″; 104, 104′, 104″) of a rail-based grid storage system and / or delivery rail system using one or more of the expansion joints (10)
Owner:AUTOSTORE TECH AS

Back contact battery, preparation method thereof and battery assembly

The invention belongs to the technical field of back contact cells, and particularly relates to a back contact cell, a preparation method thereof and a cell assembly. A second semiconductor layer comprises an intrinsic silicon layer and a second doped silicon layer; the second doped silicon layer comprises second doped microcrystalline silicon and second doped amorphous silicon located at the overlapping region, and further comprises an amorphous silicon insulating layer, and the amorphous silicon insulating layer is located outside the second doped amorphous silicon and does not cover the second doped microcrystalline silicon; an isolation groove is formed in the part, located in the overlapping area, of the conductive film layer, and a distance is reserved between the isolation groove and the junction of the side face of the first semiconductor layer and the second semiconductor layer. Leakage current generated at the junction of the side face of the first semiconductor layer and the second semiconductor layer can be remarkably reduced, meanwhile, the passivation effect of the second semiconductor layer is guaranteed, the isolation groove does not need to stretch across the junction, the second semiconductor layer cannot be damaged, the parallel resistance of the battery is improved, and the current and efficiency of the battery are improved.
Owner:GOLD STONE (FUJIAN) ENERGY CO LTD

Semiconductor-based optical modulator

ActiveUS12228808B2WaveguideSemiconductor
An optical modulator includes, a semiconductor substrate, an optical waveguide portion disposed on the semiconductor substrate, a first P-N junction disposed on the semiconductor substrate, and a second P-N disposed on the semiconductor substrate. The optical waveguide portion provides an optical path for light that is to be modulated. The first P-N junction is disposed on the semiconductor substrate along the optical path and defines a border between an N-doped portion disposed on the semiconductor substrate and a P-doped portion disposed on the semiconductor substrate. The second P-N junction is disposed on a portion of the semiconductor substrate alongside the optical path and spaced apart from the first P-N junction.
Owner:MARVELL ASIA PTE LTD

Precision machining device for motor flange bearing production

The invention discloses a precision machining device for motor flange bearing production, and particularly relates to the technical field of bearing machining, the precision machining device comprises a rack, and a workpiece supporting unit, a grinding unit and an abrasive feeding unit are arranged on the rack; the workpiece supporting unit comprises a mounting shaft, the grinding unit comprises a grinding wheel, and omission areas are formed at the junction of the outer ring part grinding surface and the flange part grinding surface and the junction of the outer ring part and the flange part; the abrasive feeding unit comprises a feeding pipe, and the feeding pipe conveys abrasive particle materials to the omission area. Abrasive particles are supplemented into the omission area through the feeding pipe, under the movement of the grinding wheel and the bearing outer ring, the abrasive particles continuously move in the omission area and the junction area of the outer ring part and the flange part, and grinding machining of the area is formed. The grinding omission that the grinding wheel cannot make full contact with the junction of the outer ring part and the flange part is supplemented, the grinding machining precision of the device is guaranteed, and the machining quality of products is improved.
Owner:KUNSHAN AODELU AUTOMATION TECH

Cylindrical lithium ion battery

The cylindrical lithium ion battery comprises a positive current collecting plate and a negative current collecting plate, the positive current collecting plate comprises a first plate body and a second plate body, the first plate body is provided with a first center hole, the second plate body comprises a connecting part, the connecting part is provided with a fusing groove, the negative current collecting plate comprises a third plate body and a flange, and the flange is provided with a second center hole. The third disc body comprises a main body part and a plurality of extension parts extending outwards from the main body part in the radial direction, the edges of the extension parts and the edges of the turned-over edges are jointly sunken inwards in a junction area to form first stress release grooves, and the turned-over edges can be bent relative to the third disc body along the first stress release grooves; the extension part is provided with a thinning part extending in the radial direction. When the cylindrical lithium ion battery is assembled, liquid can be selectively injected at the positive electrode side or the negative electrode side, and the cylindrical lithium ion battery also has the characteristics of low manufacturing cost and high reliability and safety.
Owner:JIANGSU RELIANCE ENERGY TECHNOLOGY CO LTD

Portable Barrier

A portable barrier includes a junction assembly having a first junction support, a second junction support, and a third junction support, a first fastener, and a second fastener. The first junction support is spaced apart from the second junction support to define a first junction space. The second junction support is spaced apart from the third junction support to define a second junction space. The first fastener defines a first axis and extends through the first junction support, the second junction support, and the third junction support. The second fastener defines a second axis and extends through the first junction support, the second junction support, and the third junction support. And the first axis is spaced apart from the second axis. The portable barrier further includes a pedestal assembly including a plurality of legs that are movable with respect to each other. The plurality of legs includes a first leg and a second leg. The portable barrier additionally includes a cover assembly including a plurality of arms that are movable with respect to each other, the plurality of arms includes a first arm and a second arm, and a covering connected to the first arm and the second arm. Also, the portable barrier includes a supplemental component pivotally coupled to the junction assembly. The first strut pivots with respect to the junction assembly about the first axis during movement of the portable barrier between the storage mode and the protection mode. In addition, the second strut pivots with respect to the junction assembly about the first axis during movement of the portable barrier between the storage mode and the protection mode. And the junction assembly pivots with respect to the pedestal assembly about the first axis during movement of the portable barrier between the storage mode and the protection mode.
Owner:SHADIANT LLC

Color filling method and electronic equipment

The invention provides a color filling method and electronic equipment, a first interface is displayed, the first interface comprises a first area and a second area, the color of the first area is a first color, the color of the second area is a second color, and the junction of the first area and the second area comprises M colors, the M colors are different from the first color and the second color; determining P colors according to the second color, the third color and one or more colors in the M colors in response to an operation of filling the second area with the third color by the user; the second color is replaced by the third color, one or more colors in the M colors are replaced by the P colors, and the new color of the junction is determined according to the color to be filled, the color of the seed point and the color of the junction, so that on the basis of ensuring the filling effect, the color transition can be better performed, the sawtooth feeling is reduced, and the filling efficiency is improved. And the drawing experience of the user can be improved.
Owner:HUAWEI TECH CO LTD

Method for improving morphology of junction of gate oxides with different thicknesses on STI (shallow trench isolation)

The invention provides a method for improving morphology of junctions of gate oxides with different thicknesses on STI (shallow trench isolation), and the method comprises the steps: 1, providing a substrate, forming shallow trench isolation on the substrate, and forming a gate oxide layer on the substrate; step 2, after a photoresist mask layer is formed, etching the exposed gate oxide layer; 3, trimming the photoresist mask layer to adjust the boundary of the photoresist mask layer; 4, etching the exposed gate oxide layer again; and 5, after the photoresist mask layer is removed, forming a grid electrode on the substrate. According to the invention, the boundary of the photoresist mask layer is adjusted step by step through multiple times of finishing of the photoresist mask layer formed on the gate oxide layer, and one time of etching of the gate oxide layer is carried out after each time of finishing, so that a gate-oxide junction with smooth morphology can be obtained, residues formed at the gate-oxide junction in a subsequent process are reduced, and the performance of a device is further improved.
Owner:SHANGHAI HUALI INTEGRATED CIRCUIT CORP

Cover plate and display module

The invention provides a cover plate, a cover plate assembly and a display module, the cover plate comprises at least one transition area and at least one first area, the first area is adjacent to the transition area, and the thickness of the first area is smaller than that of the transition area, so that the transition area is provided with a side surface facing the first area on one side of the cover plate. At least one first sub-groove is formed in the junction of the side surface of the transition area and the surface of the first area on one side of the cover plate, and the thickness of at least one part, located in the first sub-groove, of the cover plate is smaller than that of at least one part, located in the first area, of the cover plate. According to the cover plate, the first sub-groove can partially release transverse stress caused by swelling capacity in the tempering process of the first area, so that stress concentrated at the junction of the first area and the transition area is reduced, the problem that the first area or the transition area is wrinkled due to tempering swelling capacity difference is avoided or relieved, and the yield and the reliability of the cover plate are further improved.
Owner:KUNSHAN GO VISIONOX OPTO ELECTRONICS CO LTD +1

Wind generating set tower drum welding seam optimization method based on fluid dynamics

The invention provides a wind generating set tower tube weld joint optimization method based on hydrodynamics, and relates to the technical field of hydrodynamics, the wind generating set tower tube weld joint optimization method comprises the following steps: obtaining an image of a junction of to-be-welded positions of a wind generating set tower tube, and extracting a junction center line in the image of the junction; according to the extension direction of the boundary center line, a constraint condition for keeping energy continuity of the molten metal at the inflection point of the extension direction is constructed, and the heat flux density formed by the molten metal at the inflection point of the center line is calculated; according to the heat flow density needing to be met in the step S2, the welding heat needing to be absorbed by the to-be-welded material when the welding seam is formed at each inflection point of the tower barrel welding seam is calculated; and a welding parameter-inflection point heat mapping model is constructed, optimal welding parameters are output through a global optimization algorithm, the fatigue strength of a welding seam under the wind load effect is improved, and the service life of a tower drum of the wind generating set is prolonged.
Owner:HUADIAN HEAVY MACHINERY

Preparation method of monocrystalline silicon

The invention relates to the technical field of monocrystalline silicon processing, particularly provides a preparation method of monocrystalline silicon, and aims to solve the problem that the crystal quality is influenced by crystal distortion in the existing monocrystalline silicon preparation process. In order to achieve the purpose, the preparation method of the monocrystalline silicon comprises the steps that in the first stage of equal-diameter growth of the monocrystalline silicon, the crystal pulling speed is controlled to be gradually increased to the preset pulling speed, and the liquid opening distance is controlled to be gradually reduced to the preset distance; and in the second stage of equal-diameter growth of the monocrystalline silicon, controlling the crystal pulling speed to maintain the preset pulling speed, and controlling the liquid opening distance to maintain the preset distance. According to the method, the two technological parameters of the liquid opening distance and the crystal pulling speed in the monocrystalline silicon growth process are adjusted in advance, the temperature consistency of the area nearby the molten silicon liquid level can be improved, a stable thermal field is formed at the junction of the crystal and the silicon solution, and therefore the distortion proportion of the crystal can be reduced, and the crystal forming quality is improved.
Owner:TRINA SOLAR CO LTD

Tool mold for preparing sensitive element chip surface composite structure coating

The utility model provides a tool mold for preparing a composite structure coating on the surface of a sensitive element chip, and relates to the technical field of pyroelectric infrared sensors. The tool mold comprises an upper cover plate and a lower cover plate, a plurality of coating coating areas are arranged on the upper cover plate, and each coating coating area comprises a covering area and a hollow area; the shape of the coating area is the same as that of the sensitive element chip, the coverage area and the hollow area are symmetrical about the symmetry axis of the coating area, and the coverage area and the hollow area coincide after the coating coverage area rotates by 180 degrees along the center point or rotates reversely; a bulge extending to the hollow area is arranged at the junction of the coverage area and the hollow area; the lower bottom plate is provided with a plurality of sinking grooves which are in one-to-one correspondence with the chip coating areas, and the sinking grooves are used for placing sensitive element chips; the upper cover plate is arranged above the lower bottom plate, the upper cover plate and the lower bottom plate are fastened through a connecting device, and the sensitive element chip is fixed between the upper cover plate and the lower bottom plate. The tool mold is not prone to deformation and stable in structure, and the tool mold for preparing the composite coating has the beneficial effects of being short in technological process, easy to operate and good in repeatability and consistency.
Owner:ZHENGZHOU WINSEN ELECTRONICS TECH CO LTD +1

Semiconductor structure and forming method thereof

A gate structure is formed on a substrate at the junction of a well region and a drift region, the gate structure on the drift region is doped to form a first doped region and a second doped region which are adjacent to each other, the first doped region is doped with first type ions, and the second doped region is doped with second type ions; the conduction types of the second type ions and the first type ions are different, so that the first doped region and the second doped region form a reverse biased PN junction, an electric field caused by the interconnection structure can be balanced and dispersed in the direction from the drain electrode to the source electrode, and the high voltage of the interconnection structure can be effectively isolated; besides, the first doped region and the second doped region form a reverse-biased PN junction to disperse the high potential difference between the first doped region and the second doped region, so that the electric field intensity and the potential peak value on the surface of the device are effectively reduced, the segmented voltage division effect is beneficial to optimization of electric field distribution on the surface of the device, electric field concentration is reduced, and the performance of the device is improved. Therefore, the breakdown voltage of the semiconductor structure is improved.
Owner:SEMICON MFG INT (SHANGHAI) CORP

Manufacturing method of sigma groove

PendingCN121548097APhysical chemistryGate oxide
The invention provides a manufacturing method of a sigma trench, which comprises the following steps: providing a substrate, forming a gate oxide layer and a gate structure on the substrate, the gate structure comprising a gate, a first mask layer and a second mask layer which are sequentially formed on the gate oxide layer; etching for the first time by taking the second mask layer as a mask until the second mask layer is removed, forming a first groove in the substrate on two sides of the gate structure, and gathering polymers generated by etching the second mask layer in the etching process on the gate oxide layer on the side wall of the first groove and a junction area of the gate oxide layer, the gate and the substrate as an etching protection layer; and performing second etching by taking the first mask layer as a mask, protecting the substrate covered by the etching protection layer from lateral etching by the etching protection layer, and forming a sigma-like groove in the first groove. According to the method, the etching protection layer is formed on the side wall of the first groove through the polymer generated by the second mask layer in the first etching process, the area is prevented from being excessively etched, serious lateral pushing of the area is avoided, and therefore the shape of the groove can be adjusted and controlled more easily.
Owner:SIEN (QINGDAO) INTEGRATED CIRCUITS CO LTD

Etching method of passivation layer

The invention discloses an etching method of a passivation layer, and the method comprises the steps: forming the passivation layer on a metal layer, the metal layer being formed in an interlayer dielectric layer, the interlayer dielectric layer being formed on a substrate, and the substrate being used for forming a semiconductor device; covering the passivation layer with a light resistor, and removing the light resistor in the target region through exposure and development in sequence to expose the passivation layer in the target region; wet etching is carried out, so that the passivation layer of the target area is thinned; and performing dry etching until the metal layer of the target area is exposed. After the passivation layer on the metal layer is covered with the light resistor, the target area is exposed through exposure and development in sequence, the passivation layer of the target area is removed through wet etching and dry etching in sequence, the metal layer of the target area is exposed, and therefore the appearance of the edge of the junction area of the exposed metal layer and the passivation layer is steeper, and the light resistance of the metal layer is improved. And the residue of the passivation layer is reduced, so that the phenomena of skip plating and falling of the subsequent electroplating metal layer are avoided.
Owner:HUA HONG SEMICON WUXI LTD

Power module packaging structure

The invention discloses a power module packaging structure. According to the chip, a non-linear conductive material coating is arranged at the connecting part of the edge of each metal bonding pad and a chip substrate, and the connecting part of the edge of each metal bonding pad and the chip substrate is the joint of the metal bonding pad, the chip substrate and an insulating encapsulating material, namely the three-phase point. Through the arrangement of the non-linear conductive material coating, the resistivity is high in a normal low field, and electric leakage is prevented; and when the local electric field intensity is increased sharply (terminal at the three-phase junction), the resistivity is reduced sharply, the electric field is uniformly dispersed, and the peak of the local electric field is inhibited, so that the overall dielectric strength and creepage distance of the module are improved. According to the technical scheme, the insulation reliability of the power module under high-voltage, high-frequency and high-temperature working conditions is remarkably improved, particularly, partial discharge is restrained at a three-phase point, the service life of the module is prolonged, and the production and maintenance cost is reduced.
Owner:ZHEJIANG UNIV

Solar cell, cell assembly and photovoltaic system

The utility model is suitable for the technical field of solar cells, and provides a solar cell piece, a cell assembly and a photovoltaic system, in the solar cell piece, a P-type silicon substrate is adopted as a base layer, the first surface of the P-type silicon substrate is not completely covered by a P-type doping layer, and the second surface of the P-type silicon substrate is not completely covered by an N-type doping layer, so that the P-type silicon substrate is not completely covered by a P-type doping layer, and the N-type doping layer is not completely covered by an N-type doping layer. Parasitic absorption of the P-type doping layer and the N-type doping layer to light can be effectively reduced, meanwhile, the passivation effect is improved, and then the conversion efficiency is improved. Moreover, on the P-type silicon substrate, the P-type doping layer is arranged on the light-facing surface and is locally arranged, so that the passivation effect can be improved while parasitic absorption is reduced; the N-type doping layer is locally arranged on the backlight face, and the sum of the areas of all the third areas is set to be larger than the sum of the areas of all the first areas, so that parasitic absorption of the back face can be reduced, and meanwhile efficiency reduction caused by the fact that the area of a PN junction is too small is avoided.
Owner:ZHUHAI FUSHAN AIKO SOLAR ENERGY TECH CO LTD +3

Electronic package and substrate structure thereof

An electronic package is provided and includes a substrate structure, an electronic element disposed on the substrate structure and an encapsulation layer encapsulating the electronic element, where at least one functional circuit is formed on a surface of a substrate body of the substrate structure, and a wire having a smaller width is arranged on a boundary line at a junction between an encapsulation area and a peripheral area, so that when a mold for forming the encapsulation layer is formed to cover the substrate structure, the mold will create a gap around the wire to serve as an exhaust passage. Therefore, when the encapsulation layer is formed, the exhaust passage can be used to exhaust air, so as to avoid problems such as the occurrence of voids or overflows of the encapsulation layer.
Owner:SILICONWARE PRECISION IND CO LTD

Solar cell and photovoltaic module

ActiveCN120614880ASolar cellSilicon
The invention relates to the technical field of photovoltaic power generation, in particular to a solar cell and a photovoltaic module. The solar cell comprises a substrate, a patterned doped silicon layer, a passivation layer and an electrode, wherein the doped silicon layer is located between the substrate and the passivation layer; the doped silicon layer comprises a first sub-layer with a first thickness and a second sub-layer with a second thickness, the first sub-layer and the second sub-layer are connected along the first direction, the first thickness is greater than the second thickness, and the second thickness is greater than or equal to 0 [mu] m; the orthographic projection of the junction of the first sub-layer and the second sub-layer on the substrate is a boundary, the boundary comprises a plurality of connected units, and the units comprise convex units and / or concave units; the protruding direction of the protruding units is in the second direction, and the protruding shape of the protruding units is in a non-sharp-corner shape. The concave direction of the concave unit is in the second direction, and the concave shape of the concave unit is a non-sharp-corner shape; the second direction intersects with the length direction of the electrode; an electrode is in contact with the first sub-layer through the passivation layer.
Owner:TONGWEI SOLAR ENERGY (CHENGDU) CO LID

Simulation method, device and equipment for semiconductor device comprising quantum bound region

The embodiment of the invention discloses a method, a device and equipment for simulating a semiconductor device containing a quantum bound area, and the method comprises the steps: dividing a structure model corresponding to a semiconductor device to be simulated into at least two structure sub-models according to the information of a target position where at least one quantum bound area is located; generating at least one low-dimensional grid unit for a boundary area between the structure sub-models with adjacent spatial positions to form a low-dimensional grid, generating high-dimensional grid units for the adjacent structure sub-models based on the low-dimensional grid to form a high-dimensional grid, and obtaining a target structure model corresponding to the semiconductor device to be simulated after grid construction is completed; based on the preset electric energy equation set, the electric energy distribution information of each grid point in the target structure model corresponding to the to-be-simulated semiconductor device is determined, the performance loss caused by interpolation between two different dimensions of grids in the numerical simulation solving process of the semiconductor device is avoided, and the calculation efficiency and numerical precision of semiconductor device simulation are improved.
Owner:SUZHOU COGENDA ELECTRONICS CO LTD

Back contact battery and preparation method thereof

PendingCN119364864AImprove electrical stabilityImprove conversion efficiencyElectrical batteryBattery cell
The invention discloses a back contact battery and a preparation method thereof, and belongs to the technical field of photovoltaics. The back contact cell comprises a silicon substrate, a first doping layer and a second doping layer are arranged on the backlight surface of the silicon substrate at intervals, and the conduction types of the first doping layer and the second doping layer are opposite; the silicon substrate comprises a first region, a second region and a channel region, the first region corresponds to the first doping layer, and the second region corresponds to the second doping layer; the channel region is located between the first region and the second region; a concave structure is arranged at the edge junction, close to the first region, of the channel region, and / or a concave structure is arranged at the edge junction, close to the second region, of the channel region, the concave structure extends into the silicon substrate from the surface of the channel region to form a groove, the depth of the groove is d, and d is larger than or equal to 0.1 micron. And obtaining a concave structure at at least one boundary of the channel region by regulating and controlling the laser.
Owner:HUAIAN JIETAI NEW ENERGY TECHNOLOGY CO LTD

Method for reducing critical current density in SOT driving magnetization overturning

The invention discloses a method for reducing critical current density in SOT driving magnetization overturning, and relates to the technical field of spintronics, and the method comprises the following steps: building a structure model of a magnetic film which is of a double-layer structure, symmetrically arranging two defect areas on the magnetic layer along the x-axis direction, the physical parameter value of the defect area is smaller than that of the magnetic layer; the junction of the magnetic layer and the defect region is a domain wall; the structure model is subjected to micro-magnetic simulation, a magnetic domain and domain wall evolution process is obtained, the critical current density in SOT driving magnetization overturning is determined based on the evolution process, the critical current density is the minimum current density for driving domain wall movement, and the maximum current density is the minimum current density for driving domain wall movement. And the SOT effective field generated by the critical current density is the minimum SOT effective field required for unpinning the domain wall from the defect area. The method can be compatible with the existing micro-nano electronic process and material system.
Owner:INSTITUTE OF SEMICONDUCTORS HENAN ACADEMY OF SCIENCES

Expansion joint, system and method for connecting regions of a rail-based grid storage system

The invention relates to an expansion joint for connecting regions of a rail-based grid storage system, the expansion joint comprising: a first rail element and a second rail element, the rail elements being elongated and configured to slide relative to one another in a longitudinal direction in a junction area where they overlap, the expansion joint having a profiled upper surface that defines one or more tracks for supporting container handling vehicles, the tracks extending from the first rail element through the junction area to the second rail element, wherein in the junction area, each rail element provides a portion of the or each track of the profiled upper surface so that there is a transition extending along the expansion joint from the first rail element to the second rail element for the or each track. The invention further relates to an automated storage and retrieval system comprising said expansion joint and a method of connecting regions of a rail-based grid storage system and / or delivery rail system using one or more of the expansion joints.
Owner:AUTOSTORE TECH AS

Multilateral junction including an expandable sealing element

Provided is a multilateral junction, a well system, and a method. The multilateral junction, in one aspect, includes a lateral branch template having a lateral window for positioning proximate a junction between a lateral wellbore and a main wellbore, and a lateral branch connector adapted to be sealably engaged to the lateral branch template, a portion of the lateral branch connector extending through the lateral window. The multilateral junction, according to this aspect, further includes one or more sealing elements configured to expand in volume located proximate a joint between the lateral branch template and the lateral branch connector.
Owner:HALLIBURTON ENERGY SERVICES INC

Chip module, chip module preparation method and electronic equipment

The embodiment of the invention provides a chip module, a chip module preparation method and electronic equipment, and belongs to the technical field of chips, chips are arranged on the two opposite faces of a substrate of the chip module, packaging of the chips is achieved through a first packaging piece and a second packaging piece, heat dissipation of the first chip is achieved through a first heat dissipation piece, and the heat dissipation efficiency of the first chip is improved. The layout of the first heat dissipation piece is not limited by the preparation process, the short circuit prevention interval and the like, so that the projection of the first heat dissipation piece can at least partially cover the projection of the heat conduction area of the first chip, the heat dissipation path is shortened, the heat resistance is reduced, and the heat dissipation effect is improved. The end face of the first end of the first heat dissipation piece is recessed inwards relative to the face, back to the substrate, of the second packaging piece, a preset distance is formed between the end face and the face, back to the substrate, of the second packaging piece, and when the packaging layer is thinned to form the second packaging piece, thinning removal depth does not reach the first heat dissipation piece. The problems of layering, cracking and the like at the junction of the side wall of the first heat dissipation piece and the packaging layer are avoided, the grinding operability and reliability of the packaging layer are improved, and the yield is improved.
Owner:HUAWEI TECH CO LTD

Display device

A display device includes a substrate, a circuit layer, an element layer, and a sealing layer. The substrate includes a main area and a sub-area. The main area includes a display area and a non-display area. The non-display area includes a dam area in which one or more dam portions surrounding the display area are arranged, and a junction area surrounding the dam area. The sub-area includes a bending area, a first sub-area, and a second sub-area. The circuit layer includes a power supply line. The power supply line includes a main supply portion disposed in the non-display area, a sub-connection portion extending from the main supply portion to the sub-area, and a branch portion disposed in the junction area and protruding from one side of the sub-connection portion. The branch portion is spaced apart from a bank covering a bending hole of the bending area.
Owner:SAMSUNG DISPLAY CO LTD

A-axis Josephson Junctions with Improved Contacts

In some implementations of the invention, a silicon dioxide (SiO2) insulating layer added between islands of a top YBCO layer of a Josephson Junction isolates a contact layer from YBCO (or other conductive components) in the Josephson Junction. In some implementations of the invention, a SiO2 insulating layer added between islands of a bottom YBCO layer of adjacent Josephson Junctions isolates the contact layer or other components from YBCO (or other conductive components) in the Josephson Junction. In some implementations of the invention, an etch stop layer may be deposited over the islands of the top YBCO layer prior to adding the SiO2 insulating layer. This etch stop layer protects the top YBCO layer during the adding of the SiO2 insulating layer and during subsequent formation of a via through the SiO2 to the etch stop layer.
Owner:AMBATURE LLC