Abstract: A hinge mechanism is provided, including a fixed member, a rotary member pivotally connected to the fixed member, a pin, a first gear set, and a second gear set. The first and second gear sets are connected to the fixed member and the rod and respectively have a teeth-uncompleted gear. When the rotary member rotates relative to the fixed member from an initial angle to a first angle, the first gear set drives the pin to rotate in a first direction. When the rotary member further rotates relative to the fixed member from the first angle to a second angle, the second gear set drives the ping to rotate in a second direction, which is the opposite of the first direction.

Abstract: An axial flow fan includes a hub and a plurality of fan blade sets. The hub is configured to rotate around an axis. The fan blade sets are disposed at the peripheral of the hub, wherein each of the fan blade sets includes a first fan blade and a second fan blade arranged side by side along the axis and a flow channel is defined by each of the first fan blades and the corresponding second fan blade. Each of the flow channels has an inlet and an outlet opposite to each other, wherein at least one of each of the first fan blades and the corresponding second fan blade has a flow guiding hole and each of the flow guiding holes is located between the inlet and the outlet. Each of the flow guiding holes is communicated with the flow channel.

Abstract: A programmable testing apparatus imposes power interruptions on a storage device at any given point of time under at least one workload according to at least one protocol for tests. The programmable testing apparatus includes a controller unit connected to a workload unit, a power control unit, a protocol control unit and a data buffer unit. The controller unit calculates and receives and replies commands in the tests. The workload unit imposes various workloads on the storage device. The power control unit imposes power interruptions on the storage device under control of the controller unit. The protocol control unit provides commands according to the protocol for tests. The data buffer unit stores critical data and information to check whether data stored in the storage device are correct.

Abstract: A centrifugal heat dissipation fan including a housing and an impeller is provided. The housing has at least one inlet and at least one outlet. The impeller is disposed in the housing and rotates about an axis. The inlet is located in an axial direction of the axis and corresponds to the impeller. The outlet is located in a radial direction relative to the axis. The inlet is divided into a compression section and a release section in the rotation direction of the impeller, and the compression section has a uniform first radial dimension relative to the axis. The release section has an extended second radial dimension relative to the axis, and the second radial dimension is greater than the first radial dimension.

Abstract: A three-dimensional (3D) printing system including a control module, at least one moving module, a particle-type 3D printing nozzle and a coil-type 3D printing nozzle is provided. The moving module, the particle-type 3D printing nozzle and the coil-type 3D printing nozzle are respectively and electrically connected to the control module, and the particle-type 3D printing nozzle and the coil-type 3D printing nozzle are disposed on the at least one moving module. The control module moves the particle-type 3D printing nozzle or the coil-type 3D printing nozzle through the at least one moving module, and drives the particle-type 3D printing nozzle or the coil-type 3D printing nozzle to perform a 3D printing operation to print a 3D object.

Abstract: The disclosure provides a bicycle head. The bicycle head includes a head assembly and a control assembly. The head assembly includes a handlebar and a stem. The handlebar is mounted on the stem. The control assembly includes a casing, a first circuit board, an antenna and a battery. The casing is pivotably disposed at a portion where the handlebar is mounted on the stem. The first circuit board, the antenna and the battery are electrically connected to one and another, and at least one of the first circuit board, the antenna and the battery is located in the casing.

Abstract: A heat dissipation fan including a hub and a plurality of metal fan blades disposed all around the hub. Each of the metal fan blades has a first end and a second end opposite to each other, wherein the first end is connected to the hub, and the metal fan blade has a flap wing at the second end. An angle is included between the flap wing and a surface of the metal fan blade.

Abstract: A user equipment (UE) receives physical downlink shared channel (PDSCH) in a downlink slot as scheduled using a downlink control indicator (DCI). The UE identifies that the downlink slot is part of a group of downlink slots based on the DCI and/or another DCI corresponding to the group. The UE identifies one or more uplink slots at which to transmit hybrid automatic repeat request (HARQ) feedback corresponding to the slots in the group, and transmits the HARQ feedback at one of these uplink slots. If HARQ feedback is not received, a semi-static codebook may prevent HARQ payload size misalignment.

Abstract: A gate structure includes at least one spacer defining a gate region over a semiconductor substrate, a gate dielectric layer disposed on the gate region over the semiconductor substrate, a first work function metal layer disposed over the gate dielectric layer and lining a bottom surface of an inner sidewall of the spacer, and a filling metal partially wrapped by the first work function metal layer. The filling metal includes a first portion and a second portion, wherein the first portion is between the second portion and the semiconductor substrate, and the second portion is wider than the first portion.

Abstract: A multiplexing method of uplink control information (UCI) for ultra-reliable and low latency communications (URLLC) includes acquiring a physical downlink shared channel (PDSCH) resource, processing the PDSCH resource to generate a physical uplink control channel (PUCCH) resource carrying the UCI, selecting an uplink resource from a physical uplink shared channel (PUSCH) resource, and multiplexing the PUCCH resource with the uplink resource selected from the PUSCH resource for transmitting the UCI of the PUCCH resource on the PUSCH resource. The PUCCH resource and the PUSCH resource are scheduled to be transmitted for providing at least two service types within a time period.

Abstract: A platform structure of 3D printer includes a movable platform (1), a work carrier (2), an electromagnet (3) and a positioning structure (4). Either of the movable platform (1) and the work carrier (2) has a magnetically attractable portion (20). The electromagnet (3) is installed on another of the movable platform (1) and the work carrier (2) and is capable of magnetically attracting the MAP (20) to make the work carrier (2) removably connect to the movable platform (1). The positioning structure (4) includes a first positioning portion (41) formed on the movable platform (1) and a second positioning portion (42) formed on the work carrier (2). The first positioning portion (41) and the second positioning portion (42) engage with each other. Thereby, the platform structure (10) is convenient to use and has a function of fast assembling and dissembling the work carrier (2).

Abstract: An apparatus for measuring power of a PCIe device in various modes under the control of a testing host includes two PCIe bus ports, a microcontroller unit, a current-measuring unit and a switch unit. In operation, the first PCIe bus port is electrically connected to the testing host, and the second PCIe bus port is electrically connected to the PCIe device. The microcontroller unit receives commands from and sends signals to the testing host via the first PCIe bus port. The current-measuring unit is in communication of electricity and signals with the second PCIe bus port and electrically connected to the microcontroller unit. The current-measuring unit includes large and small current-measuring paths. The switch unit includes two switches. Under the control of the microcontroller unit, the current-measuring unit is electrically connected to the first PCIe bus port via the large or small current-measuring path and the first or second switch.

Abstract: A programmable testing apparatus imposes power interruptions on a storage device at any given point of time under at least one workload according to at least one protocol for tests. The programmable testing apparatus includes a controller unit connected to a workload unit, a power control unit, a protocol control unit and a data buffer unit. The controller unit calculates and receives and replies commands in the tests. The workload unit imposes various workloads on the storage device. The power control unit imposes power interruptions on the storage device under control of the controller unit. The protocol control unit provides commands according to the protocol for tests. The data buffer unit stores critical data and information to check whether data stored in the storage device are correct.

Abstract: The invention provides a noise filtering method for a motor. The motor rotates according to an operating voltage. The noise filtering method includes: setting an inspection period and a minimum threshold. The noise filtering method further includes: generating a pulse signal according to the operating voltage, determining whether a time corresponding to each sub-pulse signal in the pulse signal meets the inspection period, and determining whether a pulse width corresponding to each sub-pulse signal is equal to or greater than the minimum threshold. A recording medium storing a program code corresponding to the method, and a motor control circuit for executing the program code are also provided.

Abstract: A heat dissipation fan suited for being assembled in an electronic device is provided. The heat dissipation fan includes a hub and a plurality of fan blades disposed at and surrounding the hub. The fan blade has ductility and flexibility, and any two fan blades next to each other are in different thickness.

Abstract: A gate structure includes at least one spacer defining a gate region over a semiconductor substrate, a gate dielectric layer disposed on the gate region over the semiconductor substrate, a first work function metal layer disposed over the gate dielectric layer and lining a bottom surface of an inner sidewall of the spacer, and a filling metal partially wrapped by the first work function metal layer. The filling metal includes a first portion and a second portion, wherein the first portion is between the second portion and the semiconductor substrate, and the second portion is wider than the first portion.

Abstract: A heat dissipation module including a chamber, a first cooling fin, and a barrier part is provided. The chamber has an accommodating space, at least one inlet, and at least one outlet. The at least one inlet is disposed in a first side wall of the chamber and communicates with the accommodating space. The at least one outlet is disposed in a second side wall of the chamber away from the at least one inlet and communicates with the accommodating space. The first cooling fin is disposed in the accommodating space. The first cooling fin has a guiding surface which extends obliquely upward. The barrier part is disposed outside the guiding surface of the first cooling fin and has at least one through hole.

Abstract: A fan blade includes an arc-shaped body and a connecting portion. The arc-shaped body has a main portion and an end portion connected to the main portion, wherein a width of the end portion is gradually decreased in a direction away from the main portion. The connecting portion is connected to the main portion, and the end portion and the connecting portion are respectively located at two opposite sides of the main portion. A fan structure is also provided.

Abstract: A heat dissipation module used for an electronic device is provided. The electronic device has a heat source. The heat dissipation module includes an evaporator, a pipe, and a working fluid. The evaporator has a recess at an exterior surface of the evaporator, and the heat source is thermally contacted with the recess to transfer a heat generated from the heat source to the recess of the evaporator. The pipe is connected to an inner space of the evaporator and forms a loop. The working fluid is filled in the loop, wherein the working fluid in liquid passing through a portion of the inner space of the evaporator corresponding to the recess absorbs the heat and is transformed into vapor.

Abstract: A fan blade includes an arch-shaped body, a connecting portion, at least one sheet and at least one reinforcement component. The arch-shaped body has a pressure bearing surface and a negative pressure surface opposite to the pressure bearing surface. The connecting portion is connected to a first end portion of the arch-shaped main body. The sheet is connected to the pressure bearing surface or the negative pressure surface. The reinforcement component is connected to the pressure bearing surface. An orthogonal projection of the sheet on the arch-shaped body and an orthogonal projection of the reinforcement component on the arch-shaped body are not overlapped with each other. A fan is also provided.