Abstract: An uncertainty calibration method of prediction and a calibration apparatus are provided. One or more additional features are extracted from the data set. The calibration scaling factor is output by inputting the additional features into the decoder. The online prediction is output by inputting the data to be evaluated into the trained prediction model. The calibration scaling factor is used to adjust the variance of the online prediction, where the variance corresponds to the range of variation of the online prediction.

Abstract: A motor parameter search system and a motor parameter search method are provided. The motor parameter search system includes a processing device and an input device. The processing device may execute a motor design parameter search engine to iteratively perform a parameter search operation based on a plurality of design parameters, a plurality of optimization objectives, a plurality of restriction conditions, and a plurality of historical recommended parameter combinations to generate a plurality of design parameter combinations. The design parameter combinations are sequentially input into a simulation software, so that the simulation software generates a plurality of simulation results. The processing device searches a plurality of historical simulation results in the database according to the plurality of optimization objectives to generate a recommended parameter combination.

Abstract: A projector projects an image on an object in a focus-free manner. The projector includes a transmissive spatial light modulator (20) that forms a two-dimensional pattern for defining the image; and a laser light source (10) that irradiates the spatial light modulator (20) with laser light (30). The spatial light modulator (20) generates a bundle of a plurality of light beams (300), having a spatial intensity distribution of the two-dimensional pattern, from the laser light (30).

Abstract: A semiconductor device comprises a multi-layered structure disposed over a substrate (101) and defining a composite lateral etch profile. The multi-layered structure includes a lower sub-layer (105-1) disposed over the substrate (101) and comprising a metal oxide material that includes indium and zinc, the indium and zinc content in the lower sub-layer (105-1) substantially defining a first indium to zinc content ratio; a middle sub-layer (105-2) disposed over the lower sub-layer (105-1) and comprising a metal material; an upper sub-layer (105-3) disposed over the middle sub-layer (105-2) and comprising a metal oxide material that includes indium and zinc, the indium to zinc content in the upper sub-layer (105-3) substantially defining a second indium to zinc content ratio smaller than the first indium to zinc content ratio; and a lateral byproduct layer formed over the lateral etched surface, comprising substantially an metal oxide of the metal material in the middle sub-layer (105-2).

Abstract: A tension adjusting mechanism for a toothed belt for driving a printer head of an inkjet printer is disclosed. The tension adjusting mechanism includes a housing secured to a frame of the printer. An electromagnet is secured to the housing, and a magnet movably is received in the housing and is repulsed by the electromagnet. A linkage is drivably connected with the magnet and a pulley is drivably connected with the linkage. The toothed belt engages with a circumferential periphery of the pulley. The adjustment of the tension force of the toothed belt is achieved by changing a current applied to the electromagnet to change the repulsive force of the electromagnet acting on the magnet.

Abstract: A holding wrench includes a clamping assembly and a pair of handles. The clamping assembly includes a housing, a transmission gear, a first latching member, a second latching member, and an adjusting subassembly. The first latching member and the second latching member engage with the transmission gear. The adjusting subassembly includes an adjusting member, a pair of pushing members protruding from the adjusting member, and a pair of resisting members. The adjusting member defines a pair of latching grooves. The pair of pushing members is located between the first latching member and the second latching member. When the adjusting member is moved toward the second latching member, one of the pair of pushing member pushes the second latching member away from the transmission gear, and the pair of resisting members latches into the pair of latching grooves, thereby positioning the adjusting member.

Abstract: A transformable computing device has a detachable first part with a main central processing unit (CPU), a second part having an display and a secondary CPU, and a detachable third part having a graphical processing unit (GPU). The main CPU can work with the secondary CPU via parallel processing means when the first part is connected to the second part; and the display of the second part can run on the GPU when the third part is connected to the second part.

Abstract: A fan simulation circuit includes a connector, a voltage converter, a control chip, and a selecting module. The connector is used to output a speed signal. A power pin of the voltage converter is connected to a first voltage input terminal An output pin of the voltage converter is connected to a speed pin of the connector through a first resistor. The output pin is also connected to a second voltage input terminal through the first resistor and a second resistor in that order. The selecting module is used to output high or low-level signals to the control chip. The control chip outputs different speed signals to an input pin of the voltage converter. The voltage converter converts the speed signals and outputs converted speed signals to the speed pin of the connector.

Abstract: An assembly tool for assembling a lens tube in a support frame includes a main body and a top cover rotatably connected to the main body. The top cover includes a positioning plate and a fastening assembly rotatably connected to the positioning plate. The fastening assembly includes a fastening member and a restricting member connected to the fastening member, and the fastening member is threaded with the positioning plate. The support frame is positioned on the main body, and the lens tube is positioned on the support frame. The restricting member is capable of engaging with the lens tube, and thus the lens tube is rotated into the support frame by rotating the fastening member.

Abstract: A cable assembly comprises: an insulative housing and a terminal module assembled to a rear end of the insulative housing. The terminal module comprises a plurality of pairs of differential signal terminals and a plurality of grounding terminals arranged long a widthwise direction thereof. Each of terminal defining a mating portion, a body portion and a soldering portion. Mating portions of the signal and grounding terminals are located on a row, body portions and soldering portions of the signal and grounding terminals are located on two rows. There are at least one grounding terminal is intervened between two pairs of differential signal terminals to totally space apart the body portions and soldering portions of two adjacent pairs of differential signal terminals located on two rows.

Abstract: An adjustable resistor device includes a first pin, a second pin, a resistance-adjusting branch circuit, and a resistance display circuit. The first and second pins are configured to connect to an external circuit. The resistance-adjusting branch circuit is connected between the first pin and the second pin, and provides resistors for testing the external circuit. The resistance display circuit displays a resistance of the resistance display circuit.

Abstract: An electronic eyeglasses includes a camera module and a controller. The camera module captures consecutive images of eyes wearing the electronic eyeglasses. The controller includes a recognition module, a storage module, and a control module. The recognition module recognizes movement of the eyes by processing the consecutive images. The storage module stores an index table having a collection of eye movements and a collection of commands each of which is associated with one of the eye movements. The control module indexes a command from the index table using the movement of the eyes and controls the electronic eyeglasses to execute the command.

Abstract: An optical element package includes an optical wave guide array, at least one optical assembly and at least one optical transmission member. The optical wave guide array has a reflection groove. The reflection groove includes a reflection surface. The at least one optical assembly is positioned on the optical wave guide array adjacent to the reflection surface. The at least one optical transmission member is positioned on the optical wave guide array, and is optically coupled with the reflection surface. The optical signals emitted by the at least one optical assembly are reflected by the reflection surface and then reaching the at least one optical transmission member for transmission.

Abstract: A light emitting diode is provided. The light emitting diode includes a first semiconductor layer, an active layer, a second semiconductor layer, a first electrode and a second electrode. The active layer is sandwiched between the first semiconductor layer and the second semiconductor layer, and a surface of the second semiconductor layer which is away from the active layer is a light extraction surface of the LED. The first electrode is electrically connected with the first semiconductor layer. The second electrode electrically connected with the second semiconductor layer. A number of three-dimensional nano-structures are formed on the light extraction surface of LED, the number of the three-dimensional nano-structures are aligned side by side, and a cross section of each three-dimensional nano-structure is M-shaped.

Abstract: A voice over internet protocol (VOIP) system and method are provided. The VOIP method includes steps of generating a phone number for a first terminal device, and a domain name corresponding to that phone number, transmitting the domain name and an internet protocol (IP) address to a dynamic domain name service (DDNS) server for registration, applying the same procedure to second and third terminal devices, generating a name of a group for the first, second, and third terminal devices, generating a domain name corresponding to the name of the group, and transmitting the domain name and the IP address for registration, and acquiring the domain name for the required name of the group, thus allowing calls to be made and available within the group.

Abstract: A backlight module includes a light guide plate and a number of light sources. The light guide plate includes a frosted light incident surface, diffusion structures positioned on the frosted light incident surface, and dot-shaped micro-recesses positioned on the diffusion structures. The light sources face the frosted light incident surface.

Abstract: A motherboard testing apparatus for testing a motherboard by subjecting it to sequential power-on and power-off modes includes a control module, a switch module and a display module. The control module stores power-on and power-off number of times and outputs control signals accordingly. The switch module provides a first voltage to the motherboard according to the control signals. The switch module includes a photocoupler and a delay. The photocoupler includes an LED and a phototransistor. The delay includes a winding element and a switch element. The display module displays the time periods and the number of times the motherboard abnormally power-on and power-off. The LED receives the control signals. The phototransistor turns on when the LED emits light. The winding element is powered up and closes the switch element. The switch element outputs the first voltage.

Abstract: An optical communication device includes a substrate, a photoelectric element, a driver chip, a light waveguide unit, and a lens element. The substrate defines a receiving groove and a number of positioning holes around the receiving groove. The photoelectric element and the driver are electrically positioned on the substrate. The photoelectric element is configured for emitting/receiving optical signals, and the driver chip is configured for driving the photoelectric element to emit/receive optical signals. The light waveguide unit is configured for transmitting optical signals. The lens element includes a number of positioning portions corresponding to the positioning holes. The lens element is received in the receiving groove, and the positioning portions are received in the positioning holes.

Abstract: A locking mechanism includes a first locking member positioned on the first object and a second locking member positioned on the second object. The second locking member can be moved to engage with or disengage from the first locking member. The second object defines at least one through hole for allowing insertion of the disassembly tool to push the second locking member, which disengages the second locking member from the first locking member.

Abstract: A superconducting wire includes a superconductor layer and a carbon nanotube layer. The superconductor layer and the carbon nanotube layer are stacked on each other and rolled to form the superconducting wire. Thus, the superconductor layer and the carbon nanotube layer are simultaneously rolled and alternately stacked on each other.