52 results about "Buffer design" patented technology

The invention belongs to the technical field of optoelectronic devices, and relates to an optical fiber connector plug which comprises a dustproof fixing assembly, the dustproof fixing assembly and a flexible dustproof pipe form a double-sealing structure through an annular air bag, and during plugging, an external buckle extrudes a clamping block to drive the annular air bag to expand so that an optical fiber can be tightly wrapped by the inner wall of the dustproof pipe; a zero-clearance dustproof barrier is formed, and the industrial problem of signal attenuation caused by invasion of dust through gaps of the optical fibers is thoroughly solved; the tail end adopts a sliding tube buffer design, a built-in second reset spring absorbs tension, optical fiber allowance is reserved to ensure that a bare fiber is not stressed, a rotary connector is matched to disperse torsional stress, the tail cap is prevented from being broken, the service life of equipment is remarkably prolonged, and the risk of optical fiber breakage is reduced.

The invention relates to the technical field of industrial detection, in particular to an electromagnetic ultrasonic double-wave transducer for detecting residual stress of a pipeline. The problems that in the prior art, single-wave detection errors are large, the fitting degree of a sensor and a pipeline curved surface is poor, and impact force affects an internal structure are solved. The invention provides an electromagnetic ultrasonic double-wave transducer. The electromagnetic ultrasonic double-wave transducer comprises a shell, a magnet assembly, a coil and other components. The magnet assembly is composed of a transversely-arranged first magnet, a longitudinally-symmetrical second magnet and a longitudinally-symmetrical third magnet, the included angle between the magnets is adjusted through a hinge, and vertical and horizontal magnetic fields are formed to excite transverse waves and longitudinal waves at the same time. The lower portion of the shell is arc-shaped and attached to the curved surface of the pipeline, and an elastic supporting structure and a flexible buffering layer are arranged at the joint to buffer impact force. In addition, a grounding lead is arranged to improve the signal-to-noise ratio. Through multi-magnet combination, the arc-shaped shell and the grounding wire buffer design, the magnetic field uniformity and the detection signal strength are effectively improved, and transverse and longitudinal wave integrated high-precision residual stress detection is realized.

The invention relates to the technical field of computer operating systems and audio processing, in particular to a real-time scheduling system for HIFI audio playing based on Linux, which comprises a real-time core for only processing real-time tasks, and a receiving buffer area and a playing buffer area maintained by a buffer management module, an audio real-time task is distributed to a plurality of real-time cores through a multi-core task distribution module, the real-time cores are preempted through an RTOS preemptive task scheduling module, a decoding task is executed based on data in a receiving buffer area through a decoding module, and the real-time cores are preempted through the RTOS preemptive task scheduling module. And executing a playing task based on the data in the playing buffer area through a playing module. Through a unique core isolation architecture, a preemptive scheduling mechanism and a double-buffer design, timely response of an audio real-time task is ensured, and the problem that in the prior art, an audio system based on Linux is difficult to meet the real-time requirement of HIFI audio is solved.

This invention discloses a high frame rate output system and method based on a large-area CMOS array, belonging to the field of image processing technology. The system includes a bus communication module, a CMOS configuration readback module, a CMOS detector control module, a CMOS detector, an image data processing and buffering module, and a data transmission output module. Through imaging timing pipeline design and ping-pong buffer design, the imaging frame rate is greatly improved. With only one high-speed data transmission interface, the frame rate can reach 1Hz when outputting 100 million pixels in full-frame mode, and can be increased to 5Hz in detector windowing mode.

The utility model discloses a 960KW immersed liquid cooling heat management system, and belongs to the technical field of charging piles. Direct plugging of the charging modules is realized through the slideways, and maintenance personnel can replace and maintain a single charging module without complex operation, so that the maintenance time is greatly shortened, the maintenance efficiency is improved, and the maintenance cost is reduced. The immersion liquid cooling technology is adopted, cooling liquid can directly make contact with the charging module, and the heat dissipation effect is obviously better than that of a traditional air cooling heat dissipation mode. Meanwhile, due to the reasonable design of the air duct and the cooperative use of the dry cooler and the fan, the heat dissipation efficiency is further improved, and it is ensured that the charging pile can keep a stable working temperature during high-power operation. In addition, the CDU control panel automatically adjusts the rotating speed of the fan and the flow of the pump according to actual requirements, unnecessary energy consumption is avoided, the energy-saving buffering design is achieved, and the operation cost of the charging pile is reduced.

The invention relates to the field of circuit breakers, in particular to a buffer device and method for a high-capacity circuit breaker. Comprising a first buffer unit, a second buffer unit and a limiting unit, comprising a first buffer unit, a second buffer unit and a limiting unit, the first buffer unit is used for being in contact with a moving part in an opening spring device of the circuit breaker in the opening process of the circuit breaker so as to provide buffer of a first stage; the second buffer unit is used for being arranged opposite to a movable guide rod of an arc extinguish chamber of the circuit breaker in the opening process of the circuit breaker so as to provide buffer of a second stage; and the limiting unit is used for being in transmission fit with a main shaft of the circuit breaker so as to stop the opening motion of the circuit breaker. According to the buffer device disclosed by the invention, through a sectional buffer design, the impact on the internal mechanical structure of the circuit breaker at the last stage of opening is reduced while the breaking performance of the circuit breaker is maintained, and the overall service life of equipment is effectively prolonged.

A method of forming a package includes bonding a device die to an interposer wafer, with the interposer wafer including metal lines and vias, forming a dielectric region to encircle the device die, and forming a through-via to penetrate through the dielectric region. The through-via is electrically connected to the device die through the metal lines and the vias in the interposer wafer. The method further includes forming a polymer layer over the dielectric region, and forming an electrical connector. The electrical connector is electrically coupled to the through-via through a conductive feature in the polymer layer. The interposer wafer is sawed to separate the package from other packages.

An imaging system comprises a pixel array and readout circuitry coupled to the pixel array. The readout circuitry includes a ramp generator and a plurality of column unit cells, each comprising a column ramp buffer and a column comparator, and each column ramp buffer comprising an input node coupled to receive a ramp signal from the ramp generator, a transistor having a gate terminal coupled to the input node and a drain terminal coupled to a power line, an output node coupled between a source terminal of the transistor and the column comparator, and an alternating current (AC) coupling unit coupled between the input node and the transistor. The AC coupling unit comprises a capacitor coupled between the input node and the gate terminal of the transistor, and a reset switch coupled between the input node and the gate terminal of the transistor.

The utility model discloses a bending-resistant cable for a vehicle, and relates to the technical field of cables. The cable comprises a conductor, wherein an inner insulating layer, a metal shielding layer, a filling layer, an outer insulating layer, a buffer layer, a wrapping tape and a sheath layer are sequentially arranged outside the conductor. According to the utility model, the conductor structure is optimized, and the multi-layer composite insulation and reinforced buffer design is adopted, so that the cable can bear a large number of times of bending and twisting, and the service life is prolonged; the high braiding density of the metal shielding layer effectively shields external electromagnetic interference, and ensures the accuracy and stability of signal transmission. Due to the high temperature resistance of the inner insulating layer and the low temperature resistance of the outer insulating layer, the cable can work normally under an extreme temperature condition. The material selection of the filling layer and the buffer layer enhances the resistance of the cable to vibration and impact; through reasonable structural design and material selection, the cable has good flexibility and wear resistance, wiring and installation in a vehicle are facilitated, and the maintenance cost is reduced at the same time.

The utility model relates to the technical field of buffer support, concretely is a kind of buffer loader.The utility model, including automatic guided vehicle and material box, the side of automatic guided vehicle is equipped with buffer device, the buffer device includes bottom plate, one end of the bottom plate is fixedly connected with automatic guided vehicle, one end of the bottom plate is fixedly connected with four telescopic rods, the output end of four telescopic rods is fixedly connected with top plate, the arc surface of telescopic rod is equipped with spring, two ends of four springs are fixedly connected with bottom plate and top plate respectively, one end of the top plate is fixedly connected with elastic silica gel plate, one end of the elastic silica gel plate is fixedly connected with connecting plate, one end of the connecting plate is fixedly connected with limit frame, one end of the top plate is fixedly connected with damping rod, one end of the damping rod is fixedly connected with resistance plate.The problem that traditional loader still uses rigid mechanical structure, lacks the problem of characteristic buffer design for electronic product is solved.

The utility model belongs to the technical field of circuit board test fixtures, and particularly relates to a precise composite PCB test fixture, a buffer structure innovatively adopts a dual elastic buffer design, the technical problem that a traditional test fixture is easy to damage a PCB is effectively solved, the buffer structure comprises a sliding rod, an abutting rod and a spring assembly, a sliding rod is slidably connected into the pressing plate, and a detachable abutting rod is arranged at the bottom end of the sliding rod, so that adjustment can be conveniently carried out according to the thicknesses of different PCBs; a fixing ring is fixedly connected to the top end of the sliding rod, a first spring is arranged between the pressing plate and the fixing ring to form a first-stage buffering system, and a second spring is fixedly connected between the pressing plate and the workbench to form a second-stage buffering system; the test needle adopts a modular design and is convenient to maintain and replace, the service life of the jig is prolonged, the maintenance efficiency of the jig is improved, when the test needle needs to be replaced, an operator can quickly complete the replacement operation, the whole jig does not need to be disassembled, and the use convenience is improved.

The present invention provides a method and system for merging and decomposing storage commands. Specifically, at the source end, the merging method converts multiple small data storage commands issued by a graphics processor into source-end advanced extensible interface bus write operation commands, merges the write data located in the same queue pair, and generates a work queue item; at the target end, the decomposition method decomposes the work queue item and restores it to the original command. The technical solution provided by the present invention can optimize remote direct memory access transmission efficiency and improve bandwidth utilization. In addition, the present invention also adopts a shared buffer design, which not only saves hardware resources, but also can improve overall processing efficiency by optimizing the transmission order.

The utility model discloses a probe capable of passing heavy current, which relates to the technical field of test probes and specifically comprises a probe rod, a mounting cap is sleeved at the top of the probe rod in a sliding manner, a spring and a locking nozzle are respectively sleeved at the middle part of the probe rod, and a winding ball is arranged at the bottom end of the probe rod. The test probe is formed by combining the upper sleeve and the lower sleeve in a telescopic mode, the telescopic displacement amplitude of the probe rod is limited through cooperation of the pin and the positioning groove hole, the installation stud is directly designed on the end portion of the installation cap in a combined mode, the test probe can be directly installed at the test end of test equipment, a plate frame does not need to be additionally installed, and the test efficiency is greatly improved. The probe is more convenient to install, the structure of the equipment testing end after installation is more compact, secondly, the probe head of the testing probe adopts a flexible design and is combined with the telescopic buffer design of the whole probe, so that when the front end of the probe rod is in contact with a detected object, the probe rod can adaptively change along with the surface form of the object, the contact surface of the probe contact head is increased, and the detection efficiency is improved. And the magnitude of current capable of passing through the probe is improved.

This invention discloses a novel Class-AB output buffer load compensation structure, belonging to the field of analog integrated circuits. It includes a feedforward output buffer module and a load compensation loop module. The on-chip compensation capacitor in the load compensation loop is multiplied by the loop gain under the action of the gain amplification stage, forming a very large equivalent load compensation capacitor. Simultaneously, a left-half-plane zero is introduced, thereby achieving the goal of ensuring loop stability under various load conditions without using a large external load compensation capacitor. This invention has the advantages of simple circuitry and ease of use, and is suitable for Class-AB output buffer designs with a wide load range.

The utility model relates to the technical field of packaging, in particular to a novel paper-plastic packaging structure of a long-strip sound box, which comprises at least four composite buffer pieces, a first accessory box and a second accessory box, and the two ends of the long-strip sound box are respectively wrapped by the two opposite composite buffer pieces. According to the utility model, by adopting the composite buffer member and combining the buffer design of the first buffer part, the second buffer part and the third buffer part, comprehensive protection is provided for the long-strip sound box. And meanwhile, the first accessory box and the second accessory box are arranged in the space at the top and the bottom of the sound box, so that the accessories can be conveniently stored. According to the design, the safety of the sound box in the transportation and storage process is ensured, the use experience of a user is improved, and the after-sales cost of a merchant is reduced.

The invention provides a modular inverse operation hardware implementation system based on Hensel lemma and Newton iteration, belongs to the technical field of hardware security, and is specially used for accelerating modular inverse operation of prime power modulus in a security encryption chip. In the algorithm level, hierarchical modulus expansion improved by Hensel is combined with Newton-Raphson iteration, so that the iteration level is reduced, and the post-processing overhead is eliminated. In hardware implementation, a dynamic resource multiplexing architecture driven by a state machine is adopted, a configurable multiplication-modulo composite circuit and a shift-addition and subtraction unit are integrated, pipeline parallelization is realized through a register block double-buffer design, the bit width of an intermediate variable is compressed by 40%-50%, and the logic resource consumption is reduced by 35%-45%. Real-time calculation of modulus at pk (k is smaller than or equal to 256) is supported, the working frequency reaches 300-350 MHz, only log2 (k) + 5 periods are needed for single modular inverse operation, and the speed is effectively increased. The method can be integrated in hardware acceleration modules of various algorithms, and the key generation and signature verification efficiency is remarkably optimized.

The invention discloses a camera structural member with a buffering function and a preparation method thereof, the camera structural member comprises a lens cone assembly, a buffering assembly, a limiting assembly and a fixing assembly, the lens cone assembly is used for accommodating and protecting a camera module, the buffering assembly is arranged on the outer side of the lens cone assembly, and the limiting assembly is arranged between the lens cone assembly and the fixing assembly. The fixing assembly is used for fixing the camera structural member on the intelligent equipment, the buffer assembly comprises at least one buffer unit, the buffer unit is made of an elastic material, and the shape and the size of the buffer unit are matched with those of the outer wall of the lens cone assembly, so that impact energy can be absorbed and dispersed under the action of external impact. The shock resistance and the stability of the periscopic camera are remarkably improved through the buffer design, the damage risk caused by external impact is reduced, and the preparation method is simple and efficient, is suitable for large-scale production and is widely applied to equipment such as smart phones and tablet personal computers.

The present application belongs to the technical field of network space security, and particularly relates to a data security lead-in system and method. In view of the network security risk caused by data lead-in across networks and domains, a trusted heterogeneous redundant double-channel data security lead-in system is designed, which comprises a sender external connection access subsystem, a boundary protection subsystem, an isolation exchange subsystem, an isolation buffer subsystem, a receiver external connection access subsystem and an operation and maintenance subsystem. The system enhances the depth defense capability of the lead-in system through multi-layer isolation heterogeneous buffer design and multi-trusted root trust chain transmission design, avoids the homomorphic network breaking problem, and increases the system reliability and improves the application scene adaptability through double-channel redundant design.

The invention relates to the technical field of telecommunication network infrastructure, and discloses a supporting device for communication line erection and a using method thereof, and the supporting device comprises a supporting mechanism which comprises a supporting column and an adjusting assembly arranged at the top of the supporting column; the elastic compensation mechanism comprises a semicircular hoop body used for positioning the communication rod and a first arc-shaped groove formed in the side, close to the positioning communication rod, of the semicircular hoop body. Semicircular hoop bodies and wave-shaped spring steel sheets which are symmetrically arranged are adopted by the elastic compensation mechanism, all-directional uniform stress is achieved in cooperation with a rubber sleeve wrapping the elastic compensation mechanism in the whole circumferential direction, the fixing assembly forms balanced locking force through a multi-point limiting rod and a fixing base, and a rotating shaft and a supporting arm of the adjusting assembly ensure that supporting force is symmetrically transmitted; due to the buffering design of the damping assembly, vibration energy is effectively absorbed, pre-tightening force attenuation is prevented, the defect of uneven stress of a traditional single-bolt fastening mode is overcome, and installation reliability and long-term stability are remarkably improved.

The utility model discloses a fabricated wall structure, belongs to the technical field of building construction, and mainly solves the problem that an existing wall is easy to damage when being loaded. Comprising a wall formed by splicing a plurality of wall bricks in rows, the upper and lower adjacent wall bricks are connected through a first connecting structure, and the left and right adjacent wall bricks are connected through a second connecting structure. The first connecting structure comprises a sleeve, a first spring, a movable block and a rubber block, the sleeve is fixed on the lower surface of the upper wall brick, the movable block is connected with the sleeve through the first spring, and the rubber block is embedded into the first mounting hole of the lower wall brick. The second connecting structure comprises a movable hole, a second spring, an inserting block and an inserting hole, and the inserting block is matched with the inserting hole. Through the elastic connection and buffer design, the anti-seismic performance and the assembly efficiency are remarkably improved, meanwhile, the overall strength and durability of the structure are enhanced, and the structure is suitable for modular buildings and earthquake-prone areas.

The utility model provides an automobile radiator damping structure based on buffer design, relates to the technical field of damping structures, and aims to solve the problems that a rubber pad is added between a radiator and an automobile frame in an existing damping mode, and although the rubber pad can relieve vibration to a certain extent, the damping performance of the rubber pad is limited; the device comprises a synchronous plate, a plurality of vibration plates, a plurality of vibration plates and a plurality of vibration plates, damping springs are fixedly connected to the upper side and the lower side of the synchronous plate correspondingly. Buffering blocks are fixedly connected into the circular grooves in the tops of the four sets of corner fixing blocks correspondingly. The side fixing frame is fixedly connected with the radiator, the synchronous plate on the outer wall of the side fixing frame is connected with the damping spring, when a vehicle vibrates during running, the damping spring deforms under the action of the synchronous plate, vibration energy is effectively absorbed and buffered through self elasticity, the vibration amplitude transmitted to the radiator is greatly reduced, and a precise structure in the radiator is protected. Risks of loosening and damage of parts caused by vibration are reduced, long-term stable operation of the radiator is ensured, and good radiating performance is maintained.

This utility model relates to the field of centrifuge technology, specifically a high-speed centrifuge turntable. It includes an upper turntable, a lower turntable, and a drive component connected to the upper turntable. The upper turntable has several sets of mounting tube holes arranged in a circular array on its end face, and upper limit slots arranged in a circular array on its lower end face. Each set of mounting tube holes is directly below an upper limit slot. The lower turntable has a through-hole in its center and a lower limit slot on its outer end face that matches the upper limit slot. The upper and lower turntables are coaxially positioned via a connecting mechanism. The output end of the drive component is fixedly connected to the center of the upper turntable, enabling it to drive the upper turntable to synchronously rotate the lower turntable at high speed. The upper and lower turntables of this utility model form an enclosed structure through the interlocking of the upper and lower limit slots. Combined with the buffer design of the inner wall of the mounting tube holes, this provides double protection for the centrifuge tubes, effectively preventing tube breakage due to collisions and vibrations during high-speed rotation.

The utility model discloses an impact-resistant power battery shell. The impact-resistant power battery shell comprises a power battery shell body, the limiting outer frame is mounted on the outer side of the power battery shell; the positioning piece is mounted on the outer surface of the power battery shell and comprises limiting strips, reinforcing strips mounted between the adjacent limiting strips and impact-resistant strips embedded into the reinforcing strips; the outer protective shell is combined and connected with the power battery shell and comprises a protective outer shell, a limiting piece and a buffering piece, and the limiting piece comprises a buffering inner layer plate installed on the inner side wall of the protective outer shell and a limiting protrusion installed on the inner side wall of the buffering inner layer plate; a power battery shell is of a multi-layer reinforced protection design capable of preventing collision deformation, a protection shell serves as a layer of impact-resistant protection design, a buffering inner layer plate, a limiting protrusion, a limiting strip, a reinforcing strip and an impact-resistant strip serve as a layer of protection and buffering design, a fixing plate and a buffering bottom plate form a layer of protection and buffering design, and impact resistance and protectiveness are improved.

The invention relates to an inter-beam anti-collision device for a seismic isolation bridge in a high-intensity area, the inter-beam anti-collision device is arranged in longitudinal beam seams at the beam ends of adjacent bridges in the seismic isolation bridge in the high-intensity area, and the inter-beam anti-collision device comprises a bearing layer arranged at the beam end on one side and a buffer layer arranged on the bearing layer; the bearing layer is a polyurethane layer; the buffer layer is a fiber reinforced sodium alginate aerogel composite layer. According to the multi-stage buffer structure, an efficient energy dissipation mechanism is provided through the multi-stage buffer design, the width of the beam seam is controlled, collision damage is reduced, the bearing layer is a polyurethane layer, longitudinal collision is resisted, energy is dissipated so as to reduce the impact force peak value transmitted to the bridge structure, and the buffer layer is a fiber-reinforced sodium alginate aerogel composite layer, absorbs initial impact and reduces local stress.

The application provides a gas-liquid dual-purpose control valve driven by a shape memory alloy wire, solves the wire overload and sealing failure problems of a traditional SMA wire driven valve through double-plunger cooperative driving and elastic buffer design, a plunger one and a plunger two are coaxially sleeved in the valve body, the plunger two is driven by a pre-compressed second elastic member to realize opening and closing of a medium input valve port and limiting, the plunger one is pulled by SMA wire, and the limit displacement of the plunger one contains a redundant displacement, the first elastic member completely absorbs the remaining shrinkage of the wire, and the strain of the wire is ensured to be less than a safety threshold. Through the innovative mechanical structure design and material-mechanical cooperative optimization, the application overcomes the overload failure, sealing lag and short service life of the SMA wire driven valve, and makes a significant breakthrough in miniaturization, high reliability and long service life, and provides a new technical path for precise fluid control.

The application relates to a high-intensity-area isolation bridge beam-to-beam anti-collision device, which is arranged in a longitudinal beam joint of adjacent bridge beam ends of a high-intensity-area isolation bridge, and comprises a bearing layer arranged at one side of the beam end and a buffer layer arranged on the bearing layer. The bearing layer is a polyurethane layer, and the buffer layer is a fiber-reinforced sodium alginate aerogel composite layer. The application provides a high-efficiency energy dissipation mechanism through multi-stage buffer design, controls the beam joint width and reduces collision damage, the bearing layer is a polyurethane layer, can resist longitudinal collision, dissipate energy and reduce the impact force peak value transmitted to the bridge structure, and the buffer layer is a fiber-reinforced sodium alginate aerogel composite layer, can absorb initial impact and reduce local stress.

This invention relates to the field of communication technology and discloses a dual-buffer design method for real-time read / write operation with anti-frame splicing capability. The method includes: transmit buffer read / write control and receive buffer read / write control. The transmit buffer read / write control includes transmit buffer write control and transmit buffer read control, and the receive buffer read / write control includes receive buffer write control and receive buffer read control. During buffer switching, a buffer read / write switching processing strategy is adopted, enabling the processor to access the latest data in the buffer in real time, preventing data splicing during read / write operations, improving software operating efficiency, and reducing the complexity of application software design.

The utility model relates to the technical field of power transmission tower, concretely is a kind of tension type power transmission tower buffer connecting device, including installation base, the upside of installation base is sequentially provided with first connecting plate, second connecting plate and third connecting plate, and buffer assembly is arranged between installation base, first connecting plate, second connecting plate and third connecting plate, buffer assembly includes disc spring, first bidirectional hydraulic damper, first push plate, first fixed plate, second bidirectional hydraulic damper, second push plate and second fixed plate, and the upper surface of third connecting plate is fixedly connected with fixed clamp;Through the buffer of two groups of bidirectional hydraulic damper to lateral and longitudinal swing, disc spring is buffered to vertical vibration, and three-way independent buffering design effectively improves the energy absorption efficiency, to effectively improve the buffer performance to wind pressure, improve the security of fixed clamp, to avoid line fracture, improve the security of circuit transmission.

The invention relates to the technical field of waterproof plugging after removal of a cantilever structure, and discloses an anti-leakage quick plugging mechanism for a reserved hole of cantilever I-shaped steel, which comprises a bearing mechanism, a supporting shell and a limiting buffer assembly arranged on the outer side of the supporting shell. According to the invention, ash removal, purging and grouting processes are integrated on the supporting turntable through the modularized integrated operation mechanism, seamless connection of the processes is realized, the layered maintenance time is eliminated, the injection assembly adopts a pressure grouting process to fully fill a sealing material at one time, layered shrinkage and cracking are avoided, and the production efficiency is improved. The hydraulic adjusting and buffering design of the bearing mechanism ensures accurate positioning and stable construction of a vertical working face, meanwhile, the design of a pneumatic and mechanical linkage ash removal system and a convertible handheld mode ensures the interface processing quality, solves the construction problem of complex parts, changes the mode that traditional plugging depends on manual layering operation, and improves the construction efficiency. And the construction period is greatly shortened while the sealing quality is guaranteed.

A method of forming a package includes bonding a device die to an interposer wafer, with the interposer wafer including metal lines and vias, forming a dielectric region to encircle the device die, and forming a through-via to penetrate through the dielectric region. The through-via is electrically connected to the device die through the metal lines and the vias in the interposer wafer. The method further includes forming a polymer layer over the dielectric region, and forming an electrical connector. The electrical connector is electrically coupled to the through-via through a conductive feature in the polymer layer. The interposer wafer is sawed to separate the package from other packages.