Abstract: A method of preventing and handling indoor air pollution is disclosed and includes: providing a portable gas detection device and plural gas exchangers allowed to inhale outdoor gas, purify and filter the inhaled gas, and introduce the inhaled gas into the indoor space, wherein an air pollutant in the gas within the indoor space is exported out to the outdoor for exchanging; disposing 1˜50 gas exchangers within the indoor space, wherein the gas exchangers have an exported airflow rate of 200˜1600 CADR, and the indoor space has a volume of 247.5˜1650 m3; and remotely controlling the gas exchangers to enable filtration, purification and gas exchange by the portable gas detection device when the portable gas detection device detects an air pollutant in the indoor space, to reduce the air pollutant in the indoor space to a safe detection value within 10 minutes, and achieve a clean, safe and breathable condition.

Abstract: A heat dissipation device includes a heat dissipation member and a fan. The heat dissipation member includes a first heat dissipation fin group and a second heat dissipation fin group stacked on the first heat dissipation fin group. The first heat dissipation fin group includes a plurality of first heat dissipation fins, and the second heat dissipation fin group includes a plurality of second heat dissipation fins. The fan is stacked on the second heat dissipation fin group. The fan is configured to rotate around an axis. The first heat dissipation fins and the second heat dissipation fins are arranged around the axis.

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: The disclosed embodiments relate to a dismantling device configured for a frame of a PV module. The dismantling device includes a connection portion, a first holding portion, and a second holding portion. The first holding portion is connected to the connection portion and configured to press against one of an inner wall and outer wall of the frame. The second holding portion is slidably disposed on the connection portion and movably closer to or away from the first holding portion along a sliding direction. The second holding portion is configured to press against the other one of the inner wall and the outer wall so as to clamp the frame with the first holding portion and to distort the frame.

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: An electronic circuit for driving a panel including touch sensors and fingerprint sensors is provided. The electronic circuit includes a touch sensing circuit, a fingerprint sensing circuit and a display driving circuit. The touch sensing circuit senses a touch of a finger and determines a first area corresponding to the touch on the panel. The fingerprint sensing circuit senses a fingerprint image of the finger corresponding to the first area of the panel. The display driving circuit drives pixels over the panel with respective first gray levels during a first phase, and drives pixels of the first area with respective second gray levels and pixels of a second area outside the first area with respective third gray levels during a second phase. The respective second gray levels are higher than the respective first gray levels, and the respective third gray levels are lower than the respective second gray levels.

Abstract: A filtration and purification device includes a main body and one or more filtration passage layer. A plurality of purification chambers is disposed in the filtration passage layer. Each of the purification chambers has a flow-guiding unit, a filtration unit, a gas sensor, and an outlet valve. The flow-guiding unit introduces the gas into the purification chamber, the filtration unit filters the gas, and the gas sensor determines that if the filtered gas reaches a threshold for breathing so as to determine to open the outlet valve to discharge the gas out of the filtration and purification device.

Abstract: A portable electronic device including a body, a door, a carrier and at least one electronic module is provided. The door is movably mounted on the body. The carrier includes a first side and a second side opposite to each other, the first side is pivoted to the body, and the second side is movably pivoted to the door. The electronic module is disposed on the carrier. At least one opening is formed between the door and the body when the door moves away from the body, and the door drives the carrier to rotate relative to the body, such that the electronic module is tilted with respect to the body along with the movement of the door, and the electronic module is exposed to an external environment via the opening for heat dissipation.

Abstract: A purification device for exercise environment is provided and includes a main body, a purification unit, a gas guider and a gas detection module. The purification unit, the gas guider and the gas detection module are disposed in the main body to guide the gas outside the main body through the purification unit for filtering and purifying the gas, and discharge a purified gas. The gas detection module detects particle concentration of suspended particles contained in the purified gas. The gas guider is controlled to operate and export the gas at an airflow rate within 3 minutes. The particle concentration of the suspended particles contained in the purified gas, which is filtered by the purification unit, is reduced to and less than 0.75 ?g/m3. Consequently, the purified gas is filtered, and an exerciser in an exercise environment can breathe with safety.

Abstract: A bicycle brake lever includes a casing, a hydraulic assembly, and a driving assembly. The hydraulic assembly is disposed in the casing. The hydraulic assembly includes a main body, a piston located in the main body, and a link connected to the piston. The driving assembly includes a pivotable component and a lever. The pivotable component has a mount portion, a first end portion, and a second end portion. The mount portion is connected to the first end portion and the second end portion and pivotably disposed on the main body. The first end portion is pivotably disposed on the link. The lever is pivotably disposed on the main body, and the second end portion is pivotably disposed on the lever. When the lever is pivoted, the lever moves the piston via the pivotable component and the link so as to increase an oil pressure in the main body.

Abstract: An opening is formed through a dielectric material layer to physically expose a top surface of a conductive material portion in, or over, a substrate. A metallic nitride liner is formed on a sidewall of the opening and on the top surface of the conductive material portion. A metallic adhesion layer including an alloy of copper and at least one transition metal that is not copper is formed on an inner sidewall of the metallic nitride liner. A copper fill material portion may be formed on an inner sidewall of the metallic adhesion layer. The metallic adhesion layer is thermally stable, and remains free of holes during subsequent thermal processes, which may include reflow of the copper fill material portion. An additional copper fill material portion may be optionally deposited after a reflow process.

Abstract: A nasal-plug filter device including a device body, a filter, a first actuator, a second actuator, and a gas sensor is provided. The device body has a ventilating channel, and the ventilating channel has an inlet end and an outlet end. The filter is disposed at the outlet end. The first actuator is disposed at the inlet end for being driven to transmit gas outside the device body into the device body. The second actuator is stacked on and bonded to the first actuator, and the second actuator is driven to transmit the gas transmitted by the first actuator to the filter to be filtered and purified. The gas sensor is disposed at the outlet end. A connection element may be provided for connecting two nasal-plug filter devices with each other.

Abstract: A wearable display device is disclosed and includes a main body and a driving module. The main body includes a frame, two temple arms and at least one monitor. The two temple arms are respectively connected with two ends of the frame, and the monitor is disposed on the frame. The driving module is disposed within the frame and includes a microprocessor, an optical display module and a heat dissipation component. The optical display module is electrically coupled with the microprocessor and configured for displaying an optical image on the at least one monitor. The heat dissipation component includes a heat dissipation base and two heat pipes. The two heat pipes are disposed on the heat dissipation base adjacent to the microprocessor. When the heat generated by the microprocessor is conducted to the heat dissipation base, the two heat pipes perform heat exchange with the heat dissipation base.

Abstract: A panel-and-frame assembly includes panel pivotally connected to an integrated frame. The panel includes a leaf extending on an external side and an axle extending on and along an edge of the leaf The leaf is made with a width smaller than a diameter of the axle. The integrated frame includes a channel extending in an internal side of the integrated frame and including a slit in communication with a recess. The recess receives the axle. The slit is made with a width smaller than the diameter of the axle to keep the axle in the recess. The width of the slit is larger than thickness of the leaf to allow pivoting of the panel relative to the integrated frame between an opening position and a closing position.

Abstract: A panel includes a panel frame for pivotally supporting louvers. The panel frame includes two vertical planks, two transverse planks and four connectors. Each of the vertical planks includes two ends. Each of the transverse planks includes two ends. Each of the tracks is formed on a corresponding one of the vertical planks. Each of the connectors includes a vertical strip, a horizontal strip, two flank strips and two crooks. The vertical strip is connected to a corresponding one of the ends of a corresponding one of the transverse planks in a detachable manner. The horizontal strip is connected to a corresponding one of the ends of a corresponding one of the vertical planks in a detachable manner. The flank strips extend on two sides of the vertical strip. The crooks extend toward each other from the flank strips, and render the track smoothly movable toward horizontal strip between two flank strips.

Abstract: A purification device of exercise environment is provided and includes a main body, a purification unit, a gas guider and a gas detection module. The main body has at least one gas inlet and at least one gas outlet. The purification unit, the gas guider and the gas detection module are disposed in the main body. The purification unit filters a gas in an exercise environment introduced through the at least one gas inlet. The gas guider operates continuously to transport the gas in the exercise environment to be introduced through the at least one gas inlet and to flow through the purification unit. The gas detection module detects a gas information and a particulate cleanliness of the air in the exercise environment, and the particulate cleanliness of the gas in the breathing region around the nose of the exerciser reaches 0˜20 ?g/m3 accordingly.

Abstract: A heat dissipation fan including a hub and a plurality of fan assemblies are provided. The fan assemblies are disposed around the hub, and each of the fan assemblies includes at least two blades. A runner is formed between the at least two blades. A width of the runner gradually reduces along a rotating axis of the hub.

Abstract: An axial flow fan includes a hub and a plurality of fan sets disposed around the hub. The hub rotates around a center axis and has a positive pressure side and a negative pressure side opposite to each other. Each of the fan sets includes at least two blades, and each blade has a wind inlet end, a wind outlet end opposite to the wind inlet end, a negative pressure surface, and a positive pressure surface opposite to the negative pressure surface. The wind outlet end of one of the adjacent two blades corresponds to the wind inlet end of the other one of the adjacent two blades. A gap is provided between the negative pressure surface of one of the adjacent two blades and the positive pressure surface of the other one of the adjacent two blades.

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.