Abstract: A synchronization method for an active stylus includes transmitting a first downlink signal according to at least one first timing parameter, configured for a first touch device, after the active stylus moves to the first touch device, and transmitting a second downlink signal according to at least one second timing parameter, configured for a second touch device, after the active stylus moves to the second touch device. With the synchronization method and its control circuit, the active stylus can communicate to various touch devices accurately or communicate to different touch devices alternately, even though the active stylus may move from one touch device to another.

Abstract: A synchronization method between an active stylus and a touch device includes determining whether the active stylus approaches the touch device; starting a timing configuration process after the touch device receives a response signal from the active stylus; and starting a timing calibration process after the timing configuration process is completed.

Abstract: A connection device is provided. The connection device includes a first transmission terminal, a second transmission terminal, a third connection terminal, a fourth connection terminal, and a circuit wiring zone. The third connection terminal is electrically connected to one end of a cable, and the fourth connection terminal is electrically connected to the other end of the cable. The first transmission terminal is electrically connected to the second transmission terminal through the circuit wiring zone, the third connection terminal, and the fourth connection terminal.

Abstract: A transparent antenna includes a substrate, an antenna grid layer, and a ground grid layer. The substrate has an electrically conductive hole extending from two opposite surfaced of the substrate. The antenna grid layer is formed on a surface of the substrate. The antenna grid layer includes a feeding portion and a transmission portion. The ground grid layer is formed on another surface of the substrate. The ground grid layer is coupled to the feeding portion of the antenna grid layer via the electrically conductive hole. An offset distance between a projection of a gridline of the antenna grid layer on the first surface and a projection of a gridline of the ground grid layer on the first surface is smaller than or equal to half of a difference between a line width of the antenna grid layer and a line width of the ground grid layer.

Abstract: A CMOS data clearing circuit is provided. The CMOS data clearing circuit is configured to clear CMOS data of a main board of an electronic device. The electronic device includes a control chip and a pin header. The CMOS data clearing circuit includes a controller and a connection port. The controller generates a pulse signal and an operation signal. The connection port has an input pin and an output pin. The output pin is coupled to a first pin of the pin header. The connection port connects the input pin to the output pin in response to the operation signal, so as to transmit the pulse signal to the first pin of the pin header via the output pin. The control chip clears the CMOS data of the main board according to the pulse signal received by the first pin.

Abstract: A cobalt electroplating composition may include (a) cobalt ions; and (b) an ammonium compound of formula (NR1R2R3H+)nXn?, wherein R1, R2, R3 are independently H or linear or branched C1 to C6 alkyl, X is one or more n valent inorganic or organic counter ion(s), and n is an integer from 1, 2, or 3.

Abstract: A semiconductor structure includes a first dielectric layer on a substrate, a conductive structure disposed in the first dielectric layer and including a terminal portion and an extending portion connecting the terminal portion and extending away from the terminal portion, a second dielectric layer disposed on the first dielectric layer, a conductive via through the second dielectric layer and directly contacting the extending portion, and a dummy via through the second dielectric layer and directly contacting the terminal portion. In a cross-sectional view, a width of the dummy via is smaller than 50% of a width of the conductive via.

Abstract: A transparent antenna includes a substrate, an antenna grid layer, and a ground grid layer. The substrate has an electrically conductive hole extending from two opposite surfaced of the substrate. The antenna grid layer is formed on a surface of the substrate. The antenna grid layer includes a feeding portion and a transmission portion. The ground grid layer is formed on another surface of the substrate. The ground grid layer is coupled to the feeding portion of the antenna grid layer via the electrically conductive hole. An offset distance between a projection of a gridline of the antenna grid layer on the first surface and a projection of a gridline of the ground grid layer on the first surface is smaller than or equal to half of a difference between a line width of the antenna grid layer and a line width of the ground grid layer.

Abstract: A synchronization method between an active stylus and a touch device includes determining whether the active stylus approaches the touch device; starting a timing configuration process after the touch device receives a response signal from the active stylus; and starting a timing calibration process after the timing configuration process is completed.

Abstract: An electrochemical processing device includes a current supply unit, a jig, and a controller. The current supply unit provides current for an electrochemical process. The jig includes a clamping region for clamping a substrate, a plurality of processing electrodes disposed in the clamping region and connected to the current supply unit, and a plurality of measuring electrodes disposed in the clamping region. The controller is connected to the plurality of measuring electrodes. When the jig clamps the substrate to perform the electrochemical process, the controller provides a measuring current to the measuring electrode to measure the thickness of the metal layer of the substrate.

Abstract: A method of fabricating a substrate having a through via includes: providing a carrier board having a release layer thereon; attaching the substrate onto the carrier board via the release layer; applying a light beam to the substrate to form a first blind hole in the substrate, wherein the first blind hole penetrates a first surface and a second surface of the substrate; performing an enlargement process on the first blind hole to form a second blind hole; forming a through via in the second blind hole; and performing a de-bonding process to release the substrate having a through via from the carrier board.

Abstract: A method of fabricating a substrate having a through via includes: providing a carrier board having a release layer thereon; attaching the substrate onto the carrier board via the release layer; applying a light beam to the substrate to form a first blind hole in the substrate, wherein the first blind hole penetrates a first surface and a second surface of the substrate; performing an enlargement process on the first blind hole to form a second blind hole; forming a through via in the second blind hole; and performing a de-bonding process to release the substrate having a through via from the carrier board.

Abstract: A vehicular head-up display system provides a driver with two virtual images in different image distances, wherein each of the virtual images utilizes all pixels of a single image source. Linearly polarized light beams, which are emanated from the image source, pass through a dynamic polarization converter, whereby to form two image light beams with orthogonal polarization states that are switched fast for time-multiplexing. The two image light beams are selected by a polarization selection component for transmission and reflection respectively. The reflected image light beam is handled by an optical relay component to form an intermediate image. A curved mirror reflects the two image light beams to a virtual image reflecting surface to form two virtual images in different virtual image distances in respect to eyes of a driver in front of the virtual image reflecting surface.

Abstract: A cobalt electroplating composition may include (a) cobalt ions; and (b) an ammonium compound of formula (NR1R2R3H+)nX1?, wherein R1, R2, R3 are independently H or linear or branched C1 to C6 alkyl, X is one or more n valent inorganic or organic counter ion(s), and n is an integer from 1, 2, or 3.

Abstract: An electrochemical processing device includes a current supply unit, a jig, and a controller. The current supply unit provides current for an electrochemical process. The jig includes a clamping region for clamping a substrate, a plurality of processing electrodes disposed in the clamping region and connected to the current supply unit, and a plurality of measuring electrodes disposed in the clamping region. The controller is connected to the plurality of measuring electrodes. When the jig clamps the substrate to perform the electrochemical process, the controller provides a measuring current to the measuring electrode to measure the thickness of the metal layer of the substrate.

Abstract: An automobile head-up display system includes a windshield and a display device, wherein the display device comprises a single picture generation unit and an optical imaging module. The picture generation unit is set inside an automobile body to generate a first imaging light and a second imaging light. The optical imaging module is arranged at the light-output side of the picture generation unit to reflect the first imaging light onto a surface of a windshield via a first optical path and reflect the second imaging light onto the surface of the windshield via a second optical path. In this manner, a first virtual image and a second virtual image are generated, wherein the distance of the first optical path is smaller than the distance of the second optical path.

Abstract: An electronic device including a conductive casing, a conductive sheet, a conductive elastic pad, a circuit board and a sound output unit is provided. The conductive casing has an inner surface and a plurality of through holes extended from the inner surface to the outside of the conductive casing to pass through the conductive casing. The conductive sheet is disposed on the inner surface and covers part of the through holes. The conductive elastic pad is disposed in the conductive casing and contacts the conductive sheet. The circuit board is disposed in the conductive casing and connected with the conductive elastic pad. The sound output unit is disposed in the conductive casing and electrically connected to the circuit board. The sound output unit is adapted to output a sound transmitted to the outside of the electronic device by another part of the through holes. A conductive structure is also provided.

Abstract: A sensing system including a substrate, at least one explicit device, at least one inner operation device, a plurality of conductors, and a plurality of conductive traces is provided. The substrate has a first surface and a second surface opposite to the first surface, and has a plurality of vias communicating the first surface and the second surface. The explicit device is disposed on the first surface. The explicit device includes a display, a sensor, or a combination thereof. The inner operation device is totally disposed on the second surface. The inner operation device includes a signal processor, a driver, or a combination thereof. The conductors are disposed in the vias, respectively, and connect the at least one explicit device with the at least one inner operation device. The conductive traces are disposed on at least one of the first surface and the second surface.

Abstract: A working fluid in cooperation with a solar thermal system comprises a heat conduction medium and a plurality of metal particles mixed in the heat conduction medium. Each of the metal particles includes a metal particle and a protection layer, and the protection layer is an oxide and covers the metal particle. A manufacturing method of metal particles is also disclosed.

Abstract: The present invention discloses an LED torchiere lamp with overheat and overvoltage protection functions. The LED torchiere lamp includes primarily a high-voltage rectifying circuit which rectifies high-voltage alternating current as high-voltage direct current, and an IC drive circuit. The IC drive circuit is built in with an electronic switching circuit to drive the LED lamp, an analog light dimmer circuit and a PWM light dimmer circuit, in addition to an overheat and overvoltage protection circuit which is used to improve the safety of and extend the lifetime of usage of the LED torchiere lamp, thereby having the practicality.