Abstract: A fan includes a metal plate (100), multiple cylindrical coils (300), a frame (130) and an impeller (400). Multiple teeth (110) annularly arranged and connected with each other are formed on the metal plate (100). Each cylindrical coil (300) is arranged between adjacent teeth (110), and each end of the cylindrical coil (300) is arranged toward corresponding tooth (110). The frame (130) is arranged on a surface of the metal plate (100) and extended along an edge of the metal plate (100). A flow channel (131) and an air outlet (132) connected to the flow channel (131) are formed by the frame (130). The impeller (400) is arranged in the flow channel (131). A stator structure of the fan is simplified by forming the teeth (11) on the metal plate (100).

Abstract: A heat sink includes a base, a heat sink base, a bearing, a rotor, and a stator. The base includes a heat conduction plate and a support pillar disposed on the heat conduction plate. The heat sink base includes a support plate and heat sink fins disposed on the support plate. The support plate is correspondingly disposed over the heat conduction plate, and a gap is formed between the support plate and the heat conduction plate. A bearing is disposed between the support pillar and the heat sink base. A rotor is disposed on the heat sink base, the stator is disposed corresponding to the rotor and fixed on the base. The heat sink base rotates with respect to the support pillar by an electromagnetic effect between the rotor and the stator.

Abstract: A thin axial gap motor includes: a base, a circuit unit installed on the base; a stator module including at least one flat permeable frame and at least one winding, and the permeable frame having at least one support arm and an induced magnetic part connected to the at least one support arm, and the winding being wound around the support arm; a rotor module including a flat permanent magnet installed at the top of the induced magnetic parts and having an orthographic projection range corresponsive to the area of the induced magnetic part, and the at least one winding being disposed on an outer side of the permanent magnet; and a pivoting element installed between the base and the rotor module and including a bearing housing and a spindle plugged into the bearing housing for rotating the rotor module with respect to the base.

Abstract: A thin fan with an axial airgap includes a base having a bottom plate, a circuit unit, a stator set, and a rotor set. The stator set includes at least one winding part, plural induced magnets connected to the winding part, and at least one winding set wound on the winding part. The rotor set includes a hub, plural blades disposed around the hub, and a permanent magnet disposed around a bottom side of the hub and above the induced magnets. The winding set is outside of the permanent magnet. A pivot shaft is between the hub and the bottom plate and includes a bearing sleeve and a rotating shaft inserted in the bearing sleeve. The winding sets are moved outside of the permanent magnet, which reduces the heights occupied by the winding sets and the PCB, facilitating the thinning of the fan.

Abstract: A fan structure with a wear resistant film coated shaft liner includes a stator, a fan blade and a fan shield. The stator includes an axle center at a center portion thereof. The fan blade comprises a blade wheel, a shaft liner arranged at a center of the blade wheel and extended axially therefrom, a plurality of blades arranged to circumference the blade wheel externally and a magnetic unit arranged on the blade wheel. The fan shield covers the fan blade externally and includes a fixation portion for securing the axle center. The shaft liner of the fan blade includes an axial hole in order to allow the axle center of the stator to pivotally attach thereto. The axial hole is of a blind hole shape, and an inner wall surface of the axial hole is coated with a wear resistant film in contact with the axle center.

Abstract: A slim-type fan structure includes a stator (1) and a fan blade (2). The stator includes a circuit board (11) and a plurality of layout circuits (12) disposed to circumference the circuit board (11). The stator (1) includes an axial center (10) at a center portion thereof. The fan blade (2) includes a blade wheel (20), an axial sleeve (21) at a center of the blade wheel (20) and extended axially therefrom, a plurality of blades (22) formed to circumference an outer of the blade wheel (20), and a magnetic unit (23) disposed on the blade wheel (20). Also, the axial sleeve (21) is pivotally attached to the axial center (10). Accordingly, the magnetic unit (23) is formed by a plurality of N and S pole areas (230), (231) arranged alternatively in circular rows and corresponding to the layout circuits (12) along a vertical direction for the slim design.

Abstract: An integrated fan blade and a fan having the same are provided. The fan includes a stator (1) and a fan blade (2); the stator (1) is provided with a stator pivoting member (10) and disposed on and electrically connected to a circuit board (11); the fan blade (2) includes a blade wheel (20), a fan blade pivoting member (21) formed at the center of the blade wheel (20) and axially extended; and a plurality of blade pieces (22) annularly formed at the outer periphery of the blade wheel (20), and the fan blade pivoting member (21) is pivoted with the stator pivoting member (10), wherein the fan blade (2) is formed with a magnetic material area and formed through an integrally forming means. With the fan blade (2) being integrally formed, the fan operating property can be effectively improved.

Abstract: A heat dissipation fan includes a housing, a first rotor, a second rotor, a base and a plurality of static blades. The first rotor has a shaft and a plurality of rotor blades. The second rotor is coupled to the first rotor and has a plurality of rotor blades. The base is disposed in the housing for supporting the first and second rotors. The static blades are disposed between the housing and the base, wherein a rear portion of each static blade extends along an axial line of the heat dissipation fan for improving the working efficiency of the second rotor.

Abstract: A method for rapidly generating the gray-level versus brightness curve of a display includes the step of obtaining a portion of the gray-level values and their corresponding brightness values. These values are then used in a mathematical formula to find variables to obtain the gray-level versus brightness curve.

Abstract: A method for calibrating a focus level on a light scribe disc includes driving a pick-up head with a predetermined speed in a predetermined direction to calibrate a focus level for a moving stage, detecting light summed signals along the light path of the moving stage, and finding and recording the maximum light summed signal and corresponding position of the pick-up head as the focus level for the moving stage. When a number of the moving stages is greater than a predetermined value, the focus level of the moving stage serves as the optimum focus level of the light scribe disc. When the number of moving stages is fewer, lowering the speed with a stage reduction and change the direction opposite to the predetermined direction, and proceeding to a next moving stage to calibrate the focus level.

Abstract: A heat dissipation module includes a housing, and a fan including an outer frame, a first rotor, a base, a second rotor and a driving device. The first rotor includes a shaft, a first hub and a plurality of first rotor blades disposed around the first hub. The base is disposed in the outer frame. The second rotor includes a plurality of second rotor blades, and is coupled to the shaft of the first rotor and disposed next to the first rotor. The driving device is supported by the base for driving the first rotor and the second rotor simultaneously.

Abstract: A focusing control method on a light-scribed disc firstly focuses a base voltage on a label side. Light summed signals are detected and recorded. The biggest light summed signal is determined, and subtracts the light summed signal of each spoke to form an error signal. The error signal is multiplied by a gain to form a gain signal. The base voltage adds the gain signal to form an upper referring voltage, and subtracts the gain signal to form a lower referring voltage. The label side is focused with the upper referring voltage and the lower referring voltage respectively. The light summed signals are detected and recorded, to determine the biggest light summed signal of each spoke. According to the corresponding voltage of the biggest light summed signals, a focusing control curve is approached to determine optimum parameters.

Abstract: A heat dissipating device includes an outer frame, a first rotor, a base, a second rotor and a driving device. The first rotor comprises a shaft, a first hub and a plurality of first rotor blades disposed around the first hub. The base is disposed in the outer frame. The second rotor comprises a plurality of second rotor blades, coupled to the shaft of the first rotor and disposed next to the first rotor. The driving device is supported by the base for driving the first rotor and the second rotor.

Abstract: A method of obtaining a new color temperature point as applied in a color display device. The color display device has a brightest temperature point when its red, green, and blue components are all in their brightest states. The method of obtaining a new color temperature point uses a mathematical method to find the new point which substantially satisfies the specific color temperature and also causes a minimum loss in brightness.

Abstract: A fan comprises a stator base, a rotor, at least one blade, an upper magnetic pole plate, a lower magnetic pole plate, a coil and a sidewall. The stator base comprises a stator base having a seat and a tubular portion protruding from the seat and having an axial hole. The seat and the tubular portion are formed as a monolithic piece to be a magnetic conductor. The rotor enclosing the tubular portion comprises a shaft disposed in the axial hole. The blades are circumferentially disposed at a periphery of the rotor. The upper magnetic pole plate is disposed near a top of the tubular portion and the lower magnetic pole plate is disposed near a bottom of the tubular portion. The coil is disposed between the upper and lower magnetic pole plates. The sidewall is circumferentially disposed at a periphery of the stator base.

Abstract: A thermally conductive module includes a base seat, a thermally conductive copper block and a heat pipe. A side face of the base seat is arranged an accommodation slot, a lateral side of which is arranged a fixing slot. The thermally conductive copper seat is inset into the fixing slot and combined therewith. The heat pipe has a heated section, on which a plane is configured and flush with the side face of the base seat, and which is accommodated by being clamped between the accommodation slot and the thermally conductive copper block. Thus, it is possible to effectively boost the thermally conductive speed and thermally conductive performance entirely.

Abstract: A stator structure of a motor includes a first magnetic substrate, a second magnetic substrate and a plurality of coil units. An outer profile of the first magnetic substrate has a plurality of first protruding parts, and an outer profile of the second magnetic substrate has a plurality of second protruding parts. The first magnetic substrate and the second magnetic substrate are correspondingly disposed. The coil units disposed between the first magnetic substrate and the second magnetic substrate respectively have a coil wound around a central axis of the coil unit, and at least one magnetically conductive element disposed within the coil.

Abstract: A method for calibrating a focus level on a light scribe disc includes driving a pick-up head with a predetermined speed in a predetermined direction to calibrate a focus level for a moving stage, detecting light summed signals along the light path of the moving stage, and finding and recording the maximum light summed signal and corresponding position of the pick-up head as the focus level for the moving stage. When a number of the moving stages is greater than a predetermined value, the focus level of the moving stage serves as the optimum focus level of the light scribe disc. When the number of moving stages is fewer, lowering the speed with a stage reduction and change the direction opposite to the predetermined direction, and proceeding to a next moving stage to calibrate the focus level.

Abstract: A focusing control method on a light-scribed disc firstly focuses a base voltage on a label side. Light summed signals are detected and recorded. The biggest light summed signal is determined, and subtracts the light summed signal of each spoke to form an error signal. The error signal is multiplied by a gain to form a gain signal. The base voltage adds the gain signal to form an upper referring voltage, and subtracts the gain signal to form a lower referring voltage. The label side is focused with the upper referring voltage and the lower referring voltage respectively. The light summed signals are detected and recorded, to determine the biggest light summed signal of each spoke. According to the corresponding voltage of the biggest light summed signals, a focusing control curve is approached to determine optimum parameters.

Abstract: A stator structure includes at least one stator part having a single rolled steel sheet to serve as a waist post with a gap. A first stator part includes a first engaging portion. A second stator part includes a second engaging portion corresponding to the first engaging portion. The first and second stator parts are of the same material. When the first stator part is assembled with the second stator part, the first engaging portion is engaged with the second engaging portion so as to form the stator structure with a waist post.