Abstract: An internal rotor type nail drive device of electric nail gun, comprising a nailing rod and an internal rotor type rotary actuator that can output a specific rotation angle and can drive the nailing rod to move downward for nailing. Specifically, the rotary actuator comprises a stator and a rotor arranged inside the stator, even groups of electromagnetic mutual action components are configured in pairs between the stator and the rotor, to generate a tangential force to drive the rotor to rotate for a specific rotation angle, and to drive the nailing rod to move for a nailing stroke. The nailing stroke can be determined by a specific rotation angle. Thus, through the above configuration of the rotary actuator, the structure of the electric nail gun can be simplified, and the kinetic energy for nailing can be increased.

Abstract: A resistive memory apparatus including a memory cell array, at least one dummy transistor and a control circuit is provided. The memory cell array includes a plurality of memory cells. Each of the memory cells includes a resistive switching element. The dummy transistor is electrically isolated from the resistive switching element. The control circuit is coupled to the memory cell array and the dummy transistor. The control circuit is configured to provide a first bit line voltage, a source line voltage and a word line voltage to the dummy transistor to drive the dummy transistor to output a saturation current. The control circuit is further configured to determine a value of a second bit line voltage for driving the memory cells according to the saturation current. In addition, an operating method and a memory cell array of the resistive memory apparatus are also provided.

Abstract: A light emitting apparatus has light emitting units. The light emitting units can be respectively provided with current densities, so that the light emitted by each of the light emitting unit has a light intensity, wherein the current densities are different from each other, or partial of the current densities are different from each other. A number of the light emitting units can be larger than or equal to four, all of the four lighting frequencies of the four light emitting units are different from each other, or partial of the four lighting frequencies of the four light emitting units are identical to each other, and the light emitting apparatus and the object under test rotate relative to each other. A light emitting method, a spectrum detection method and a lighting correction method are also illustrated for increasing SNR, correcting the light intensity or the spectrum signal.

Abstract: A fastener is adapted for assembling a first housing to a second housing. The first housing is provided with a protruding portion and a buckling portion, and the second housing has a first surface, a second surface, and a through hole. The fastener includes a first portion, at least one connecting portion, at least two elastic portions, and a second portion. The first portion movably abuts against the first surface and has a first opening. The connecting portion is accommodated in the through hole. One end of the connecting portion is connected to the first portion. The connecting portion is spaced apart from an inner edge of the second housing by a gap. The two elastic portions inclinedly extend into the first opening. The second portion movably abuts against the second surface and is disposed at the another end of the connecting portion.

Abstract: Provided are an actuator, method for manufacturing the actuator, and acoustic transmitter having the actuator. The actuator includes: an elastic metal member having a plurality of curved segments and a plurality of connection segments which constitute a ring structure with a long-axis direction and a short-axis direction; a multilayer piezoelectric member disposed within the ring structure and having a plurality of stacked piezoelectric units along the long-axis direction; and a plurality of coupling members disposed within the ring structure, wherein the multilayer piezoelectric member has two ends in the long-axis direction that are coupled to the connection segments of the elastic metal member in the long-axis direction. A preload stress is imparted to the elastic metal member. A plurality of coupling members having a size corresponding to the preload stress are disposed between the elastic metal member and the multilayer piezoelectric member.

Abstract: The present disclosure provides an inductance detection method includes steps of: (a) acquiring a stator resistance of the reluctance motor; (b) injecting a high-frequency sinusoidal signal in the d-axis or q-axis direction; (c) injecting an align signal command in the q-axis or d-axis direction; (d) receiving a dq-axes signal generated through injecting the high-frequency sinusoidal signal and the align signal command; (e) sampling a motor feedback signal generated through receiving the dq-axes signal; (f) in the direction of injecting the high-frequency sinusoidal signal, calculating an amplitude difference between the high-frequency sinusoidal signal and the motor feedback signal, and adjusting an amplitude of the high-frequency sinusoidal signal according to the amplitude difference for regulating a feedback amplitude of the motor feedback signal; and (g) when the feedback amplitude reaching an expected amplitude, calculating an apparent inductance of the reluctance motor based on the dq-axes signal, the

Abstract: A light emitting apparatus has light emitting units. The light emitting units can be respectively provided with current densities, so that the light emitted by each of the light emitting unit has a light intensity, wherein the current densities are different from each other, or partial of the current densities are different from each other. A number of the light emitting units can be larger than or equal to four, all of the four lighting frequencies of the four light emitting units are different from each other, or partial of the four lighting frequencies of the four light emitting units are identical to each other, and the light emitting apparatus and the object under test rotate relative to each other. A light emitting method, a spectrum detection method and a lighting correction method are also illustrated for increasing SNR, correcting the light intensity or the spectrum signal.

Abstract: A light emitting apparatus has a plurality of light emitting units, and each of them emits a light with a light emission peak wavelength and a wavelength range. The wavelength ranges of the two light emitting units with the two adjacent light emission peak wavelengths are partially overlapped or non-overlapped. Each of the light emitting units discontinuously emits a light with a lighting frequency. The present disclosure further provides the spectrometer, a light emitting method and a spectrum detection method, and all of them utilizes the light emitting apparatus, a background noise is discarded and a frequency domain signal of an optical spectrum signal of a tested object is reserved, so as to have a filtering effect and achieve high test accuracy, which can replace conventional spectrometer for wavelength resolution characteristics.

Abstract: A composition analyzer has an accommodating device, an optical detection device, a driving device and a support part. The accommodating device accommodates an object to be analyzed, and has an accommodating space, a transparent plate and a rotating part, wherein the transparent plate is disposed on one of two opposite sides of the accommodating space, the rotating part is disposed on the accommodating device. The optical detection device has a solid state light source emitter and a light receiver, wherein another one of the two opposite side of the accommodating space is disposed with one of another one transparent plate, a light reflection plate and a non-transparent plate. The driving device is connected to the rotating part. The support part is pivotally connected to the rotating part. The accommodating device rotates in the YZ plane, which can perform uniform and repeated measurements to analyze content of grains.

Abstract: A starting device including a housing, a circuit board disposed in the housing, an electromagnetic element, a lever structure and a pressing assembly. A recessed hole is formed on one side of the housing. The circuit board is connected to a power cable. The electromagnetic element is electrically connected to the circuit board. The electromagnetic element includes a coil and a plunger operated by magnetic attraction of the coil. One end of the lever structure is in contact with the plunger. The pressing assembly includes a button cover and a screw rod disposed in the recessed hole. One end of the screw rod is fixedly connected to the button cover, while the other end of the screw rod extends out of the other side of the housing. The screw rod is screwably connected to the other end of the lever structure.

Abstract: The present invention provides a mutual capacitive touch panel including a first conductive layer and a second conductive layer. The first conductive layer includes a plurality of electrodes arranged in an array and a plurality of connecting line segments. In each column of the array, the electrodes in the ((N×M)-1)th row are electrically connected to one another through some of the connecting line segments to form a first electrode series, and the electrodes in the (N×M)th row are electrically connected to one another through some of the connecting line segments to form a second electrode series. The second conductive layer includes a plurality of electrode strips extending along a row direction of the array and respectively overlapping the electrodes located at the corresponding row. Each electrode strip includes a plurality of shielding portions, each of which overlaps one corresponding of the connecting line segments.

Abstract: A starting device including a housing, a circuit board disposed in the housing, an electromagnetic element, a lever structure and a pressing assembly. A recessed hole is formed on one side of the housing. The circuit board is connected to a power cable. The electromagnetic element is electrically connected to the circuit board. The electromagnetic element includes a coil and a plunger operated by magnetic attraction of the coil. One end of the lever structure is in contact with the plunger. The pressing assembly includes a button cover and a screw rod disposed in the recessed hole. One end of the screw rod is fixedly connected to the button cover, while the other end of the screw rod extends out of the other side of the housing. The screw rod is screwably connected to the other end of the lever structure.

Abstract: The present invention provides a mutual capacitive touch panel including a first conductive layer and a second conductive layer. The first conductive layer includes a plurality of electrodes arranged in an array and a plurality of connecting line segments. In each column of the array, the electrodes in the ((N×M)-1)th row are electrically connected to one another through some of the connecting line segments to form a first electrode series, and the electrodes in the (N×M)th row are electrically connected to one another through some of the connecting line segments to form a second electrode series. The second conductive layer includes a plurality of electrode strips extending along a row direction of the array and respectively overlapping the electrodes located at the corresponding row. Each electrode strip includes a plurality of shielding portions, each of which overlaps one corresponding of the connecting line segments.

Abstract: A card reader and an electronic protection module thereof are provided. The electronic protection module includes a circuit substrate, a first outer cover, a second outer cover, first communicated pieces, second communicated pieces, a first soft circuit board, and a second soft circuit board. The first soft circuit board covers a magnetic-card signal reading element located on a surface of the circuit substrate, the second soft circuit board covers a chip-card signal reading element located on the other surface of the circuit substrate, and the first outer cover and the second outer cover respectively cover the outside of the first soft circuit board and the outside of the second soft circuit board, to achieve a coating function of a stereoscopic box shape. Two sides of the circuit substrate are covered for protection, so that the card reader having card swiping and card inserting functions is provided with a protection mechanism.

Abstract: A non-contact card reader is provided, including: an antenna module, a spacer, multiple light pipes, and a panel housing. The antenna module includes a first board, a second board, an antenna, and multiple light-emitting components. The second board includes a surrounding area in which the antenna is disposed and a central area that is located at a center of the surrounding area and in which the multiple light-emitting components are disposed. The spacer is combined with the multiple light pipes and disposed between the first board and the second board. A single type of antenna module may be installed in the vertical housing, the horizontal housing, or the square housing of the panel housing in a fixed direction, thereby improving applicability of the antenna module.

Abstract: This anti-recording card reading device includes: a magnetic card reading head having a data reading terminal and a flexible circuit board, where the flexible circuit board has a plurality of ear-fold portions, a first line layer of the flexible circuit board is provided with a signal transmission line, a first protection line is disposed on two sides of the signal transmission line, a second line layer is provided with a second protection line, and the ear-fold portions can be fold and fitted in the magnetic card reading head; a mainboard, disposed neighboring to a card reading component; an anti-tamper framework, disposed on the mainboard; and a protection area bounded by the anti-tamper framework, where a terminal section of the flexible circuit board is connected to the data reading terminal, and the other side extends into the protection area and is connected to the mainboard.

Abstract: This anti-recording card reading device includes: a magnetic card reading head having a data reading terminal and a flexible circuit board, where the flexible circuit board has a plurality of ear-fold portions, a first line layer of the flexible circuit board is provided with a signal transmission line, a first protection line is disposed on two sides of the signal transmission line, a second line layer is provided with a second protection line, and the ear-fold portions can be fold and fitted in the magnetic card reading head; a mainboard, disposed neighboring to a card reading component; an anti-tamper framework, disposed on the mainboard; and a protection area bounded by the anti-tamper framework, where a terminal section of the flexible circuit board is connected to the data reading terminal, and the other side extends into the protection area and is connected to the mainboard.

Abstract: An electronic device of a board protection mechanism includes: a substrate, a first shell, a first protection area, a second shell, a second protection area, and an adhesive piece, where the first protection area is located between a first surface of the substrate and the first shell and uses a structure between an operation board and the substrate for protection, the second shell is located at a second surface of the substrate and includes a groove and a feed inlet that are connected; the second protection area is located at the groove of the second shell and includes a wire mesh, surrounding the electronic element area and is electrically connected to the substrate; and the adhesive piece is filled into the feed inlet to cover the groove and fixed to the first shell, the second shell, the wire mesh, and the electronic element area.

Abstract: A card reading device with a plurality of protecting mesh wires includes a main board, an outer frame, a first mesh wire and a second mesh wire. The main board includes an electronic member region and a card inserting case. The outer frame is disposed on the main board and includes a first groove and a second groove. The first groove covers the electronic member region. The second groove covers the card inserting case. The first mesh wire is disposed in the first groove and includes a first wire end connected to the electronic member region. The second mesh wire is disposed in the second groove and includes a second wire and connected to the electronic member region. When the outer frame is damaged or destroyed, the first mesh wire or the second mesh wire is triggered to activate a circuit protecting procedure to shortcut or disconnect a signal circuit.

Abstract: An electronic device of a board protection mechanism includes: a substrate, a first shell, a first protection area, a second shell, a second protection area, and an adhesive piece, where the first protection area is located between a first surface of the substrate and the first shell and uses a structure between an operation board and the substrate for protection, the second shell is located at a second surface of the substrate and includes a groove and a feed inlet that are connected; the second protection area is located at the groove of the second shell and includes a wire mesh, surrounding the electronic element area and is electrically connected to the substrate; and the adhesive piece is filled into the feed inlet to cover the groove and fixed to the first shell, the second shell, the wire mesh, and the electronic element area.