Abstract: A fan management system includes a fan and a server. The fan includes a driving circuit, and the driving circuit is configured for driving the fan. The fan operates in an operation mode. The server is connected to the fan and is configured for controlling the operation of the fan. The driving circuit outputs a digital label signal when the fan operates abnormally, and the server obtains a production history, an operation information and a warning message of the fan through the digital label signal. The server adjusts the operation mode of the fan according to the warning message simultaneously.

Abstract: A power device includes: a semiconductor layer, a well region, a body region, a gate, a sub-gate, a source, a drain, and an electric field adjustment region. The sub-gate is formed above a top surface of the semiconductor layer, wherein a portion of the well region is located vertically beneath the sub-gate. The sub-gate is not directly connected to the gate. The electric field adjustment region has a conductivity type which is opposite to that of the well region. The electric field adjustment region is formed beneath and not in contact with the top surface of the semiconductor layer. The electric field adjustment region is located in the well region of the semiconductor layer, and at least a portion of the electric field adjustment region is located vertically beneath the sub-gate.

Abstract: Package structures and methods for manufacturing the same are provided. The package structure includes a first substrate and through vias formed through the first substrate. The package further includes redistribution layers formed over the first substrate and connected to the through vias and a first pillar layer formed over the redistribution layers. The package further includes a first barrier layer formed over the first pillar layer and a first cap layer formed over the first barrier layer. The package further includes an underfill layer formed over the redistribution layers and surrounding the first pillar layer, the first barrier layer, and the first cap layer. In addition, the first barrier layer has a first protruding portion laterally extending outside a first sidewall surface of the first pillar layer and a second sidewall surface of the first cap layer.

Abstract: A server includes a first server unit, a second server unit, a hinge and a connecting element. The second server unit is disposed on the first server unit and is electrically connected to the first server unit. The second server unit is pivoted to the first server unit through the hinge. The connecting element is disposed between the first server unit and the second server unit. The connecting element has a first connection end and a second connection end, wherein the first connection end is connected to the first server unit, and the second connection end is connected to the second server unit. A server system including a rack and at least one server is also provided.

Abstract: In some examples, a connection apparatus includes a first connector assembly to engage with a second connector assembly, where the first connector assembly is included in one of a support stand and an electronic device, and the second connector assembly is included in another one of the support stand and the electronic device. The first connector assembly includes a floating connector block, an electrical contact on the floating connector block, and a biasing assembly engaged with the floating connector block to urge the floating connector block towards the second connector assembly when the second connector assembly is engaged with the first connector assembly to achieve a spring-loaded engagement of the electrical contact with an electrical contact of the second connector assembly.

Abstract: An light-spreading lens comprises a bottom surface, a light-in surface, a side surface, a light-out surface and a micro structure portion. The light-in surface is defined in a center of the bottom surface and is recessed away from the bottom surface to form a receiving chamber. The side surface is around the bottom surface and is perpendicular to the bottom surface. The light-out surface extends from the side surface along a direction away from the bottom surface. The micro structure portion is formed on the light-out surface and is around a periphery of the light-out surface of near the side surface.

Abstract: A connector includes a first connector and a second connector mounted on an external device. The first connector includes a contact including a contact portion electrically connected to a connection terminal of the second connector by pressing the connection terminal in a predetermined direction; a flexible conductor connected to the contact; a protection member that protects the contact portion by covering a periphery of the contact; a base body that accommodates the contact, the flexible conductor, and the protection member; and an elastic member that is formed separately from the contact and presses the contact and the protection member in a direction opposite to the predetermined direction.

Abstract: The present invention is related to a method for correcting a diffusion image having an artifact, the method comprising: (a) providing a set of diffusion images comprising the diffusion image having the artifact; (b) calculating a first signal intensity of each image in the set of diffusion images; (c) plotting a graph of serial number of slice of the set of diffusion images versus the first signal intensity; (d) calculating a second signal intensity of the diffusion image having the artifact by performing interpolation on the graph; and (e) correcting the diffusion image having the artifact base on the second signal intensity.

Abstract: A connector includes a first connector and a second connector mounted on an external device. The first connector includes a contact including a contact portion electrically connected to a connection terminal of the second connector by pressing the connection terminal in a predetermined direction; a flexible conductor connected to the contact; a protection member that protects the contact portion by covering a periphery of the contact; a base body that accommodates the contact, the flexible conductor, and the protection member; and an elastic member that is formed separately from the contact and presses the contact and the protection member in a direction opposite to the predetermined direction.

Abstract: A clamping and cutting device for frozen material includes a clamping member and a cutting component. The clamping member includes a clamper for clamping frozen materials and a driving component for driving the clamper to open or close. The cutting component is connected to the clamper and includes two driven arms cooperating with the clamper to open and close with the clamper.

Abstract: A hex wrench includes a main body, a handle connected with the main body, a rotary member, a lifting member, a driving member, and a matching member. The rotary member includes an operation portion and a shaft portion. The driving member includes six host driving members and six guest driving members. The matching member includes six matching blocks. The shaft portion passes through the main body. One end of the shaft portion is connected to the operation portion, the other opposite end is connected to the lifting member. One end of each host driving member is rotatably connected with the lifting member, the other end is rotatably connected with a middle portion of a corresponding guest driving member. One end of each guest driving member is rotatably connected with the main body, the other end is rotatably connected to a corresponding matching block.

Abstract: A voice coil motor includes a movable barrel and a spring plate. The movable barrel includes a top end and a number of locating members. Each locating member includes a locating post on the top end, and a blocking portion on the locating post. The spring plate includes a top surface, a bottom surface, and an inner frame. The spring plate defines a through hole passing through the top surface and the bottom surface. The inner frame surrounds the through hole. The inner frame defines a number of locating holes. Each locating hole receives a corresponding locating post. The spring plate is positioned between the blocking portions and the top end. The blocking portions lock the inner frame to the movable barrel. The inner surface of each locating hole defines spaced gaps. Each gap passes through the top and the bottom surfaces.

Abstract: The present disclosure relates to a method for making a mold for forming an anti-flare lens. The lens includes an optically active part and an optically inactive part. In the method, a mold core blank having a bottom surface and a top surface, is provided. The bottom surface is machined into a first surface portion, a second surface portion, and an annular surface portion. The second surface portion is located at a center of the mold core blank. The annular surface portion connects the second surface portion and the first surface portion. The first surface portion is roughened to form a roughened molding surface for forming the optically inactive part. The second surface portion is precisely machined to form a smooth molding surface for forming the optically active part. The annular surface is precisely machined to form a smooth transition surface.

Abstract: An injection molding machine includes a moving platen. The moving platen includes a fixed support and an ejector assembly. The fixed support includes a first and a second adjustment motors, and a first and a second adjustment shafts. The first and second adjustment motors are connected to the first and second adjustment shafts respectively. The ejector assembly includes two guide shells, two drive shafts, two ejector pins, and two guide protrusions. Each guide shell is positioned in the fixed support and receives one drive shaft and one ejector pin. Each drive shaft engages with a corresponding ejector pin and is capable of driving the corresponding ejector pin to move back and forth in the guide shell. Each guide protrusion extends outwards from a corresponding guide shell. Each of the first and second adjustment shafts engages with a corresponding guide protrusion and is capable of moving the corresponding guide protrusion.

Abstract: A mold includes a first mold half, a second mold half opposite to the first mold half, and a thermoelectric generator. The thermoelectric generator includes a high temperature conductive portion, a semiconductor electricity-generating portion, and a low temperature conductive portion. The high temperature conductive portion is positioned in contact with the first mold half and configured to conduct heat from the first mold half to the semiconductor electricity-generating portion. The low temperature conductive portion is exposed to the air. The semiconductor electricity-generating portion is sandwiched between the high temperature conductive portion and the low temperature conductive portion, and positioned in contact with the high temperature conductive portion and the low temperature conductive portion; the semiconductor electricity-generating portion is configured for forming a voltage difference.

Abstract: An auxiliary carrying device for carrying an object includes a strap, a handle, and a lacing assembly. The strap surrounds the object and includes a fixing end and a free end. The free end defines a number of through holes along the length thereof. Two ends of the handle are connected to the strap. The lacing assembly includes a connecting element and an adjusting element. The connecting element is fixed to the fixing end. The adjusting element is connected to the connecting element and comprises a post. The post is capable of inserting one of the through holes to connect the free end with the connecting element.

Abstract: A pipe connector for connecting to a first pipe includes a second pipe and a fastener. The second pipe has a number of connection sections of difference outer diameters, one of which is fittingly coupled to the first pipe. The fastener sleeves on the first pipe and the second pipe and fastens the first pipe to the second pipe.

Abstract: An exemplary lens barrel includes a hollow main body. The hollow main body includes a first end at an object side, and an opposite second end at an image side. The hollow main body also including a cylindrical inner surface adjacent to the first end, a partially conical inner surface adjacent to the second end, and a ring-shaped groove located between the cylindrical inner surface and the partially conical inner surface. The partially conical inner surface faces toward the first end. A cone angle of the partially conical inner surface is in a range from 8 degrees to 16 degrees.

Abstract: An injection mold is disclosed. The injection mold includes a female die, a male die and an ejection device die slidably passing through the male die for ejecting molded product out of the mold. The female die includes a female die body and a female die core received therein. The male die includes a male die body and a male die core slidably received therein. The female die core and the male die core configured for cooperatively defining a molding cavity for forming a product. The ejection device includes a first ejection rod and a second ejection rod slidably connected to the first ejection rod. A first distal end of the first ejection rod is connected to the male die core. When molding product, an end of the second ejection rod distal from the first ejection rod is configured to be fixed relative to the male die.

Abstract: An illuminating apparatus includes a lamp shade, a light source and a plurality of light shelters. The lamp shade includes a tubular sidewall, a receiving space and an opening. The light source is received in the receiving space. The plurality of light shelters is mechanically pivoted on the tubular sidewall. The plurality of light shelters is capable of being respectively and selectively rotated to cover the opening, thereby sheltering light passing through the opening.