Abstract: A shock indicator, including a first cover, a base, a counterweight, and a shrapnel, is provided. The first cover has an accommodating space. The base is disposed in the accommodating space of the first cover. The counterweight is located in the accommodating space. The counterweight has a pivot end pivotally disposed on the base, and the counterweight rotates relative to the base with the pivot end as a rotation axis. The shrapnel is disposed on the base and is located in the accommodating space. The counterweight and the shrapnel are located on two opposite sides of the base. The shrapnel has two ends, and the two ends of the shrapnel clamp the counterweight along a contour of the counterweight.

Abstract: In a method of cleaning a lithography system, during idle mode, a stream of air is directed, through a first opening, into a chamber of a wafer table of an EUV lithography system. One or more particles is extracted by the directed stream of air from surfaces of one or more wafer chucks in the chamber of the wafer table. The stream of air and the extracted one or more particle are drawn, through a second opening, out of the chamber of the wafer table.

Abstract: A signal connector with elastic clamping plates and to-be-pressed-against posts for ensuring secure connection and watertightness includes a connector socket and a connector plug. The connector socket has a base insulating body provided with: plural base connection terminals, two to-be-pressed-against posts, and a longitudinal conical portion and plural transverse conical portions for dividing the base connection terminals into rows. The connector plug has a head insulating body provided with: plural head connection terminals, two elastic clamping plates, and a longitudinal insertion groove for accommodating the exposed head connection terminals and, when the connector socket and plug are connected, for accommodating the longitudinal and transverse conical portions, too.

Abstract: A method and a device for detection of metal and non-metal particle concentration of an electrical discharge machining liquid are disclosed. The method comprises steps of: (A) filling a tank with the electrical discharge machining liquid, wherein the tank comprises a tank wall, a first conductor, and a second conductor; (B) measuring a voltage between the first conductor and the second conductor by an electronic device, wherein the electronic device electrically connects to the first conductor and the second conductor, and the electronic device comprises a capacitance detection circuit; and (C) calculating a particle concentration or an equivalent dielectric constant of the electrical discharge machining liquid on the basis of the measured voltage.

Abstract: A cable connector with two sets of clamping plates for applying a clamping force and reducing the impact of impedance discontinuity includes an insulating base, a housing, a signal terminal, and two ground terminals. The insulating base has a top portion concavely provided with a receiving space. The housing is mounted on the insulating base and has a through hole corresponding to the receiving space. The signal terminal and the ground terminals are set separately in a bottom portion of the insulating base, have top portions respectively configured for clamping a coaxial cable extending into the receiving space, and have bottom portions soldered respectively to a signal contact and a ground contact on a circuit board. One of the ground terminals is adjacent to the signal terminal to reduce the impact of impedance discontinuity. The other ground terminal applies an additional clamping force to the coaxial cable.

Abstract: The present invention is to provide a signal connector which includes an insulating body having a plurality of through grooves cut through top and bottom surfaces thereof adjacent to a front end thereof; an insulating terminal seat mounted inside the insulating body and having a plurality of metal terminals fastened thereon and separated from each other; two metal grounding members having rear ends respectively assembled with the top and bottom surfaces of the insulating body, having pressing parts respectively formed adjacent to front ends thereof and corresponding in position to the through grooves and having insulating layers respectively covered on side surfaces thereof facing the through grooves; such that the pressing part is able to apply a restoring force on the metal terminal when the signal connector is plugged with other signal connector and the metal terminal is moved away from the insulating terminal seat through the corresponding through groove.

Abstract: The present invention is to provide a signal connector which includes an insulating body having a plurality of through grooves cut through top and bottom surfaces thereof adjacent to a front end thereof; an insulating terminal seat mounted inside the insulating body and having a plurality of metal terminals fastened thereon and separated from each other; two metal grounding members having rear ends respectively assembled with the top and bottom surfaces of the insulating body, having pressing parts respectively formed adjacent to front ends thereof and corresponding in position to the through grooves and having insulating layers respectively covered on side surfaces thereof facing the through grooves; such that the pressing part is able to apply a restoring force on the metal terminal when the signal connector is plugged with other signal connector and the metal terminal is moved away from the insulating terminal seat through the corresponding through groove.

Abstract: A network-to-network bridge is provided. In one embodiment, the network-to-network bridge is coupled between a main system and a subsystem system. The main system includes a slot to couple with the subsystem, wherein the slot complies with the PCIe standard. The network-to-network bridge includes a transport layer and an internet layer but lacks of a network access layer allocated between the first main system and subsystem so as to transfer data by following the PCIe standard therebetween. The network-to-network bridge transfers data between the main system and the subsystem by accessing and employing their MAC addresses, and the network-to-network bridge can be allocated in the mainboard of the main system or the subsystem.

Abstract: A computer integral device includes a detection unit for detecting whether an external electronic device is in a determined position, wherein the external electronic device has been turned on; and a computer host, coupled to the detection unit. When the external electronic device is detected to be in the determined position, a power enable signal is sent to the computer host so as to activate the computer host to execute a computer turn on process. After the computer turn on process is executed by the computer host, the external electronic device may display image data received via a wireless communication link established between the computer host and the external electronic device.

Abstract: A network-to-network bridge is provided. In one embodiment, the network-to-network bridge is coupled between a main system and a subsystem system. The main system includes a slot to couple with the subsystem, wherein the slot complies with the PCIe standard. The network-to-network bridge includes a transport layer and an internet layer but lacks of a network access layer allocated between the first main system and subsystem so as to transfer data by following the PCIe standard therebetween. The network-to-network bridge transfers data between the main system and the subsystem by accessing and employing their MAC addresses, and the network-to-network bridge can be allocated in the mainboard of the main system or the subsystem.

Abstract: A computer integral device includes a detection unit for detecting whether an external electronic device is in a determined position, wherein the external electronic device has been turned on; and a computer host, coupled to the detection unit. When the external electronic device is detected to be in the determined position, a power enable signal is sent to the computer host so as to activate the computer host to execute a computer turn on process. After the computer turn on process is executed by the computer host, the external electronic device may display image data received via a wireless communication link established between the computer host and the external electronic device.

Abstract: A diffraction laser encoder apparatus for positional and movement information measurement of a target made with a diffraction grating. The diffraction laser encoder has a laser light source for generating a source beam. A polarization beam splitter assembly comprises a polarization beam splitter for receiving the source beam for splitting a P-polarization component and an S-polarization component of the source beam into parallel and offset beams. A focusing lens focuses the P-polarization component and the S-polarization component beams onto the target diffraction grating and returning diffracted P-polarization and diffracted S-polarization beams back into the polarization beam splitter for generating a detector beam coaxially containing the diffracted P-polarization and the diffracted S-polarization beams. A detector assembly receives the detector beam for electrical processing and analysis for resolving the positional and movement information.

Abstract: A diffraction laser encoder apparatus for positional and movement information measurement of a target made with a diffraction grating. The diffraction laser encoder has a laser light source for generating a source beam. A polarization beam splitter assembly comprises a polarization beam splitter for receiving the source beam for splitting a P-polarization component and an S-polarization component of the source beam into parallel and offset beams. A focusing lens focuses the P-polarization component and the S-polarization component beams onto the target diffraction grating and returning diffracted P-polarization and diffracted S-polarization beams back into the polarization beam splitter for generating a detector beam coaxially containing the diffracted P-polarization and the diffracted S-polarization beams. A detector assembly receives the detector beam for electrical processing and analysis for resolving the positional and movement information.

Abstract: The invention is using the phase information contained in the diffraction light of the grating, to analyze the velocity and the displacement of the object having the grating attached. By using the relative placement of the optical elements, the entire optical scale system has high tolerance to the phase difference that is caused by the grating optical scale and the relative calibration error of the grating optical scale and the laser light head. Due to the light beam is focused on the diffraction grating, the wave-front of the signal light is relatively not impacted by the geometrical characteristics of the diffraction grating, the geometrical characteristics of the diffraction grating includes something like the interval is not even or the surface is bending. The excellent signal visibility can be obtained by applying the linear grating, radial grating, or the cylindrical grating as the grating in the design according to the present invention.

Abstract: An optical path overlapping type incident angle changeable optical mechanism according to the invention allows an incident light beam to be incident onto a measured range of a sample within a large incident angle range. The optical mechanism includes a reflecting prism reflecting the incident light beam to generate a reflected light beam having an angle of 90° with respect to the incident light beam; a concave parabolic cylindric mirror guiding the reflected light beam coming from the reflecting prism to a measured range of a detect-waiting sample to thereby be further reflected to generate a detect-waiting light beam; a concave cylindric mirror used to make the detect-waiting light beam incident onto/reflected by the reflecting prism so as to overlap with the incident light beam; and a light beam splitting means used to separate the detect-waiting light beam from the incident light beam.