Abstract: The invention discloses a remote control system for electric devices, a signal conversion device, and a control method for signal conversion devices. The signal conversion device may control an electric device according to a remote control signal including an identification code and a control command. The signal conversion device may include a wireless receiving module, a control module, and a wireless transmission module. The wireless receiving module may receive the remote control signal. The control module may determine whether the identification code matches a default identification code stored in the signal conversion device, to decide whether to convert the control command to a control signal. The wireless transmission module may transmit the control signal to the electric device such that the electric device operates according to the control signal.

Abstract: A peripheral apparatus, for connecting to a first or a second transmission port of an electronic device, includes a signal transmission interface, a triggering unit, an amplifying unit and an adjusting unit. The signal transmission interface, coupled to the first or the second transmission port, includes a first and a second group of pins. The triggering unit is coupled to the signal transmission interface. When the signal transmission interface is coupled to the first or the second transmission port, the triggering unit outputs a first or a second voltage level signal, respectively. The amplifying unit is coupled to the signal transmission interface and a functional unit. The adjusting unit, coupled to the signal transmission interface, the triggering unit, the amplifying unit and the functional unit, changes an output power transmitted from the amplifying unit to the functional unit according to the first or the second voltage level signal.

Abstract: An image capturing module of a web cam device, and particularly to a thin-type web cam device, includes a circuit board having circuit lines and a through opening. A substrate plate having contacts attaches to the bottom of the circuit board. An image sensor is covered by a transparent shield. The image sensor and the shield are carried by the substrate plate and located within the through opening.

Abstract: The invention discloses a remote control system for electric devices, a signal conversion device, and a control method for signal conversion devices. The signal conversion device may control an electric device according to a remote control signal including an identification code and a control command. The signal conversion device may include a wireless receiving module, a control module, and a wireless transmission module. The wireless receiving module may receive the remote control signal. The control module may determine whether the identification code matches a default identification code stored in the signal conversion device, to decide whether to convert the control command to a control signal. The wireless transmission module may transmit the control signal to the electric device such that the electric device operates according to the control signal.

Abstract: The present invention is related to an adjustable battery box and an electronic device using the same. The battery box has a seat and a battery holder moving relative to the seat along an inclined direction. One electrode spring is mounted on an end of the seat to press against one end of the battery holder. When a battery is inserted in the seat, the battery holder is pushed up by the battery and then the battery holder moves along the inclined direction to compress the electrode spring, so a retaining space of the battery box is enlarged. After the battery is completely retained inside the seat, the electrode spring restores to press against the battery holder to mount the battery. Therefore the battery box is fit for batteries of different sizes.

Abstract: The present invention relates to a pen-shaped input device having variable stiffness of writing tip, which at least includes a support, a printed circuit board, a hollow barrel, a first rubber member, a hollow ferrite core, a linear shaft, a writing tip and a pen head, and characterized in that: a second rubber member, a switch unit and a stagger unit are installed, the switch unit is formed with at least a stop piece, wherein one of the stop pieces is formed with a hollow convex column, the hollow convex column is formed with a switch pin, when the switch pin is at a first position, the first rubber member is served to provide a first stiffness to the writing tip, when the switch pin is transversally moved to a second position, the second rubber member is served to provide a second stiffness to the writing tip.

Abstract: A non-contact input apparatus for computer peripheral includes an induction module and a pointing module. The induction module includes an electric supply coil and an induction element, and the pointing module includes an energy coil and a non-linear element. The electric supply coil is used to send a first oscillation signal. The energy coil receives the first oscillation signal. The non-linear element converts the first oscillation signal to be a second oscillation signal having multiple higher harmonics. The induction element generates a control signal based on the second oscillation signal.

Abstract: A touch panel, suitable for sensing a battery-free wireless cursor component, includes a display unit, a touch unit, a processor unit, and an antenna unit. The display unit has a first side and a second side opposite the first side. The touch unit, disposed on the first side of the display unit, receives a cursor signal generated by the battery-free wireless cursor component to generate a touch signal. The processor unit, coupled with the touch unit, receives the touch signal, calculates coordinates of the battery-free wireless cursor component based on the received touch signal, and generates a control signal based on the calculated coordinates. The antenna unit, disposed on the second side of the display unit and coupled with the processor unit, receives the control signal and transmits a frequency signal based on the control signal.

Abstract: The present invention is related to an adjustable battery box and an electronic device using the same. The battery box has a seat and a sliding cover moving relative to the seat along an inclined direction. One electrode spring is mounted on an end of the seat to press against one end of the sliding cover. When a battery is inserted in the seat, the sliding cover is pushed up by the battery and then the sliding cover moves along the inclined direction to compress the electrode spring, so a retaining space of the battery box is enlarged. After the battery is completely retained inside the seat, the electrode spring restores to press against the sliding cover to mount the battery. Therefore the battery box is fit for batteries of different sizes.

Abstract: A pen-like optical input device includes a body. A light source, a light sensing unit and a lens are disposed in the body, a light ray is emitted by the light source to the outside of the body, and a reflected light ray is generated outside the body. The reflected light ray then is received by the light sensing unit after being refracted by the lens, in which the light sensing unit has a light receiving surface, and a normal of the light receiving surface inclines to an optical axis of the lens, thereby forming an angle with the optical axis.

Abstract: The present invention relates to a pen-shaped input device having variable stiffness of writing tip, which at least includes a support, a printed circuit board, a hollow barrel, a first rubber member, a hollow ferrite core, a linear shaft, a writing tip and a pen head, and characterized in that: a second rubber member, a switch unit and a stagger unit are installed, the switch unit is formed with at least a stop piece, wherein one of the stop pieces is formed with a hollow convex column, the hollow convex column is formed with a switch pin, when the switch pin is at a first position, the first rubber member is served to provide a first stiffness to the writing tip, when the switch pin is transversally moved to a second position, the second rubber member is served to provide a second stiffness to the writing tip.

Abstract: A web camera with position adjustment function has a clamping apparatus, an extending arm and a camera module. The clamping apparatus includes a base and a supporting bracket. The supporting bracket is connected pivotally to a rear edge of the base and has a chamber and an open front. The extending arm is disposed inside the chamber of the supporting bracket of the clamping apparatus and is pivotally and slidably connected to the supporting bracket of the clamping apparatus. The camera module is connected pivotally to a front end of the extending arm. The extending arm can be operated to protrude out of the open front of the supporting bracket and then to rotate relative to the clamping apparatus. Therefore, a horizontal position of the camera module is changeable and various camera angles can be achieved.

Abstract: An operation method of a touch panel includes the following steps. A touch signal generated when the touch panel senses a touch is received. According to the touch signal, whether a location of the touch moves from a triggering zone to a working zone on the touch panel is determined. When the location of the touch moves to the working zone from the triggering zone, the touch panel is controlled to operate under a multi-touch mode. When the location of the touch does not move to the working zone form the triggering zone, the touch panel is controlled to operate under a mouse mode.

Abstract: A signal transmitting method of a touch input device is adapted to the touch input device and a computer device connected with each other. According to an embodiment, the signal transmitting method includes the following steps. A touch signal is obtained by using a touch input device. When the touch signal corresponds to a mouse mode, the touch signal is transmitted to an inbuilt mouse driver of the computer device through a first channel. When the touch signal corresponds to a touchpad mode, the touch signal is transmitted to an inbuilt touchpad driver of the computer device through a second channel different from the first channel. Thus, a single touch input device can be used as a mouse and a touch pad, and provide different input signals to the computer device.

Abstract: A manipulating device includes a first coil, an action unit, a control unit, a modulation unit, and a second coil. The first coil receives a charging signal to incur electromagnetic resonance, so as to generate an electric signal. The action unit generates an action signal. The control unit alternately generates a first control signal according to the electric signal in a first period and a second control signal according to the action signal in a second period. The modulation unit modulates the first control signal and the second control signal to generate a first modulated signal. The second coil generates an output signal according to the first modulated signal. A directional input apparatus uses the manipulating device and a sensing device to generate a directional control input signal. Therefore, the manipulating device uses the modulation unit and the second coil to transmit the output signal to the sensing device.

Abstract: An electromagnetic touch device is adapted to cooperate with a signal generation unit. The electromagnetic touch device includes a sensing unit and a control unit. The sensing unit includes a plurality of antenna modules which form a sensing zone, are adjacent to each other, do not overlap, and receive an electromagnetic signal generated by the signal generating unit, to generate a plurality of electromagnetic sensing signals. The control unit coupled to the antenna modules receives the electromagnetic induction signals and calculates a location of the signal generating unit in the sensing zone according to intensities of the electromagnetic sensing signals.

Abstract: A specific wavelength selecting method for an optical input device includes the following steps. A light source for respectively emitting at least two light rays in different wavelength regions is first enabled. Next, the two light rays are projected to a working surface to obtain at least two corresponding reflected light rays. Then, optical signals of the reflected light rays are detected and compared to obtain a preferred optical result. Finally, a light ray in the most suitable wavelength region is selected and enabled according to the preferred optical result.

Abstract: A positioning input system with a wireless charging function, and a device thereof receive a frequency signal sent by a tablet and transmit an sensing signal to the tablet, wherein a rectifier circuit receives the frequency signal inducted by a sensing coil set, including a first sensing coil and a second sensing coil, to output electricity, the first sensing coil is non-connected, the second sensing coil is connected to the rectifier circuit, an oscillator circuit is connected to the rectifier circuit for receiving the electricity and outputting the sensing signal, and a third sensing coil transmits the sensing signal to the tablet. When the wireless positioning device is moved toward the tablet, a magnetic coupling occurs to the first sensing coil and the second sensing coil. The second sensing coil obtains an additional voltage used for supplying a stable operating voltage for the wireless positioning device.

Abstract: A peripheral apparatus, for connecting to a first or a second transmission port of an electronic device, includes a signal transmission interface, a triggering unit, an amplifying unit and an adjusting unit. The signal transmission interface, coupled to the first or the second transmission port, includes a first and a second group of pins. The triggering unit is coupled to the signal transmission interface. When the signal transmission interface is coupled to the first or the second transmission port, the triggering unit outputs a first or a second voltage level signal, respectively. The amplifying unit is coupled to the signal transmission interface and a functional unit. The adjusting unit, coupled to the signal transmission interface, the triggering unit, the amplifying unit and the functional unit, changes an output power transmitted from the amplifying unit to the functional unit according to the first or the second voltage level signal.