Abstract: An accessory is selectively coupled in a first position or a second position to a portable electronic device. The accessory includes a touch unit and a heat dissipation unit. The touch unit is configured to be touched by a user to apply a contact force. An area of the touch unit to be touched by the user is defined as a contact point. When the accessory is in the first position, the touch unit detects a location of the contact point and outputs a control signal to the portable electronic device. The heat dissipation unit comes in contact with a heat source of the portable electronic device when the accessory is in the second position.

Abstract: A fan structure including a fan housing and a fan body is provided. The fan housing includes a base and a cover assembled on the base. The cover includes a main portion, a periphery portion, a plurality of connecting portions and a plurality of flow guiding portions. The connecting portions are connected to the main portion and the periphery portion. The cover has a plurality of air inlet openings among the main portion, the periphery portion and connecting portions, wherein each of the flow guiding portions protrudes from the main portion and is adjacent to an inner side of the corresponding air inlet opening. The fan body is rotatably disposed in the fan housing. An electronic assembly is also provided.

Abstract: A cycling heat dissipation module suited for dissipating heat generated from a heat source is provided. The cycling heat dissipation module includes an evaporator, a condenser, and a micro/nano-structure. The evaporator is thermal contacted with the heat source to absorb heat generated therefrom. The condenser is connected to the evaporator to form a loop, and a working fluid is filled in the loop. The working fluid in liquid state is transformed to vapor state by absorbing heat in the evaporator, and the working fluid in vapor state is transformed to liquid state by dissipating heat in the condenser. The micro/nano-structure is disposed in the condenser to destroy a boundary layer of the working fluid while passing through the condenser.

Abstract: A casing including a first body and a locking plate is provided, the locking plate is installed to the first body, and the locking plate extends inward to form a frame, so as to lock the casing to a main chassis of a desktop computer. Compared with the existing technique, the casing is directly locked to the main chassis of the desktop computer from exterior to interior through the locking plate, i.e. the casing is adapted to install the redundant power supply without changing an internal configuration of the main chassis or changing an outline dimension of the main chassis or the casing. Moreover, in terms of material purchase, it is unnecessary to purchase casings of other dimensions, but only one type of casings are used to produce general power supplies and redundant power supplies, so as to effectively save the manufacturing cost. Moreover, a redundant power supply is provided.

Abstract: An operating method of a disc pick-and-place device is provided. Discs can be picked up when each flexible rod is driven to rotate and make the disc pick-and-place device enter a first operating state and then a second operating state in which the first carrying portion is located at the disc releasing position and then at the disc holding position, and the second carrying portion is located at the disc releasing position in the first and second operating states. Discs can be unloaded when each flexible rod is driven to rotate and make the disc pick-and-place device enter a third operating state and then a fourth operating state in which the first carrying portion is located at the disc holding position and then at the disc releasing position, and the second carrying portion is located at the disc holding position in the third and fourth operating states.

Abstract: A disc pick-and-place device including a disc pick-and-place body and a quantity sensing unit is provided. The disc pick-and-place body is for clamping and unloading at least one disc. The quantity sensing unit is disposed on the disc pick-and-place body for sensing the quantity of the at least one disc clamped on the disc pick-and-place body. The quantity sensing unit includes a movable piece and an optical distance measuring device. The movable piece leans on at least one disc and moves as the quantity of the at least one disc changes. The optical distance measuring device is for emitting a beam and receiving the beam reflected from the movable piece to detect the quantity of the at least one disc.

Abstract: A periosteal elevator applied to comb and elongate a subcutaneous fibrous tissue includes a stem bar, a first spoon end, and a plurality of hook-shaped comblike structures separated to each other. The first spoon end, fixed to a first end portion of the stem bar, further has a spoon-end edge. The plurality of hook-shaped comblike structures, fixed to the spoon-end edge, further have an extension portion and a hook-like comb portion. The extension portion is extended from the spoon-end edge, and the hook-like comb portion is extended from the extension portion. When the subcutaneous fibrous tissue is cut and separated from a bone tissue, the plurality of hook-shaped comblike structures can comb and elongate the subcutaneous fibrous tissue. In addition, a comb surface of the hook-like comb portion and an inner-side extension surface of the extension portion are together to form an angle within a range of 60 and 100 degrees.

Abstract: A periosteal elevator with a tissue combing and pulling structure comprising a bar, a combing and pulling base, and a plurality of combing and pulling structures is provided. The bar has a holder and a connection part, wherein the holder is utilized for being held by an operation executer, and the connection part is connected to the holder. The combing and pulling base is fixed to the connection part and has a base outer edge part. The combing and pulling structures are protruded opposite to the bar from the base outer edge part, for combing and pulling a subcutaneous fibrous tissue when the subcutaneous fibrous tissue is cut and elevated from an alveolar bone.

Abstract: A dustproofing device for use with a linear module includes a dustproofing band disposed around a first pulley pivotally connected to a first end unit and a second pulley pivotally connected to a second end unit. Two ends of the dustproofing band fixedly connect to a fixing platform. The fixing platform fixedly connects to a moving platform of the linear module. A top lid is fixedly disposed on the first end unit and the second end unit and covers the fixing platform, so as for the dustproofing device to be mounted on the linear module. Since the linear module is covered with the first end unit, a first lateral lid, the second end unit and the top lid, not only is the linear module rendered dustproof, but it also takes less time than before to mount the dustproofing device in place.

Abstract: A multi-layer circuit member includes: a first layer formed of a conductive material, the first layer including plural signal pads and a first reference plane spaced apart from the signal pads, the first reference plane including an outer region surrounding the signal pads and an inner region separating the plurality of signal pads; a second layer formed of a conductive material, the second layer including plural signal conductors and a second reference plane spaced apart from the signal conductors, the second reference plane including an outer region surrounding the signal conductors and an inner region separating the signal conductors; a ground layer disposed at a side of the second layer opposite from the first layer; plural dielectric layers separating the first layer, the second layer, and the ground layer.

Abstract: A laser distance sensor (LDS) performs multiple measurement attempts with different values of operating parameters, e.g. of laser power gain (GL) or received light amplifier gain (GTIA). The parameter values, and the order of values for different measurement attempts, are determined from analysis of prior measurement data. Such data may include parameter values used in prior satisfactory measurements. The parameter values, the order indication, and other measurement information are stored by the LDS for use in subsequent measurements. Machine learning is performed to analyze stored data and determine the best parameter values and order for the current measurement.

Abstract: A heat dissipation system of an electronic device including a body, at least one heat source, and a heat dissipation module is provided. The body has a stack tunnel, and the heat source is disposed in the body. The heat dissipation module includes an evaporator and a pipe connecting to the evaporator to form a loop, and a working fluid is filled in the loop. The evaporator is in thermal contact with the heat source to absorb heat generated from the heat source, and the heat is transferred to the loop through phase transition of the working fluid in the loop, such that the loop heats the air in the stack tunnel in a two-dimensional manner.

Abstract: A brightness compensation method and a brightness compensation circuit for a display device are provided. The brightness compensation method includes the following steps. Receive original image data. Receive backlight timing parameters. Perform brightness compensation according to the image data and the backlight timing parameters. The step of performing brightness compensation includes adjusting at least one of pixel driving data, a driving gamma level, and a driver boost level.

Abstract: A disc pick-and-place device including a disc pick-and-place body and a quantity sensing unit is provided. The disc pick-and-place body is for clamping and unloading at least one disc. The quantity sensing unit is disposed on the disc pick-and-place body for sensing the quantity of the at least one disc clamped on the disc pick-and-place body. The quantity sensing unit includes a movable piece and an optical distance measuring device. The movable piece leans on at least one disc and moves as the quantity of the at least one disc changes. The optical distance measuring device is for emitting a beam and receiving the beam reflected from the movable piece to detect the quantity of the at least one disc.

Abstract: The invention discloses a disc library storage system including a disc library, a disc drive tower and a disc transport device. The disc library is for placing multiple discs. The disc drive tower includes multiple disc drives for reading/writing data. The disc transport device is used for moving the discs to the disc drive tower from the disc library and moving the discs to the disc library from the disc drive tower.

Abstract: An operating method of a disc pick-and-place device is provided. Discs can be picked up when each flexible rod is driven to rotate and make the disc pick-and-place device enter a first operating state and then a second operating state in which the first carrying portion is located at the disc releasing position and then at the disc holding position, and the second carrying portion is located at the disc releasing position in the first and second operating states. Discs can be unloaded when each flexible rod is driven to rotate and make the disc pick-and-place device enter a third operating state and then a fourth operating state in which the first carrying portion is located at the disc holding position and then at the disc releasing position, and the second carrying portion is located at the disc holding position in the third and fourth operating states.

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 disc grabbing device including a support body, a drive shaft, multiple first planetary gears, a center gear, multiple second planetary gears and a driver is provided. The support body includes a plate and a center column. When the disc grabbing device grabs the discs, the center column is located in the center holes of the discs. The drive shaft is rotatably disposed on the plate. The first planetary gears are respectively engaged with the drive shaft and connected to multiple first levers for driving the first levers to rotate. The second planetary gears are respectively engaged with the center gear and connected to multiple second levers for driving the second levers to rotate. The driver concurrently drives the drive shaft and the center gear to rotate the first planetary gears and the second planetary gears synchronically and make the first levers and the second levers rotate synchronically.

Abstract: A blade module and a fan using the same are provided. The blade module includes a rotating shaft and a plurality of blades. Each blade is connected to the rotating shaft and includes a blade body and an airflow guiding portion. The airflow guiding portion is connected to the blade body and has an opening.

Abstract: A fluid heat exchange apparatus including a casing, and a heat-dissipating device is provided. The casing includes a chamber, an inlet, and an outlet. The chamber includes a first channel including a first entrance and a first exit and a second channel including a second entrance and a second exit. The cross-sectional area of the first channel decreases from the first entrance to the first exit and the cross-sectional area of the second channel decreases from the second entrance to the second exit. The heat-dissipating device is located between the first exit and the outlet. A first fluid flows from the inlet and flows through the first channel and the heat-dissipating device and then flows to the outlet. Part of the first fluid flowing through the heat-dissipating device absorbs heat and forms bubbles moving to the second channel and then forms a second fluid converging into the first channel.