Abstract: The present disclosure provides a MEMS -based variable optical attenuator (VOA) array, sequentially including an optical fiber array, a micro-lens array, and a MEMS-based micro-reflector array to form a VOA array having several optical attenuation units. The MEMS-based micro-reflectors can change the propagation direction of a beam, causing a misalignment coupling loss to the beam and thereby achieving optical attenuation, with a broad range of dynamic attenuation, low polarization dependent loss and wavelength dependent loss, good repeatability, short response time (at the millisecond level), etc. Arrayed device elements are used as assembly units of the present disclosure, and the assembly of arrayed elements facilitates tuning in batches. Accordingly, automation levels are improved, and the production costs are reduced.

Abstract: A handle (200) for use with a power tool (100) having a coupling portion (204) and a gripping portion (206). a connector (228) for connecting the gripping portion (206) to the coupling portion (204), and a resilient deformable member (256) provided with and extended along the gripping portion (206). The coupling portion (204) is configured to detachably couple the handle (200) to the power tool (100). The gripping portion (206) is in connection with the coupling portion (204) for gripping by a user. The resilient deformable member (256) and the gripping portion (206) are integrated along length for simultaneous deformation.

Abstract: The present invention discloses a wireless network detection apparatus. A storage circuit stores virtual wireless communication apparatus information. A wireless signal transmission circuit communicates using a wireless communication protocol. A processing circuit executes software or firmware executable commands to perform a wireless network detection method including the steps outlined below. Whether a wireless signal including non-predetermined electronic apparatus identification information being received is determined. When the wireless signal is received, an existence signal is broadcasted accordingly. A first-time pairing information that is transmitted from a non-predetermined electronic apparatus based on the existence signal is received to perform the first-time pairing and store the non-predetermined electronic apparatus identification information in the storage circuit.

Abstract: A method and a device of controlling the position of the X-ray tube of a computed tomography (CT) system may include: acquiring an AP signal output by an AP sensor of the CT system, an IP signal output by an IP sensor and encoder data output by a motor, determining a homing positioning signal AP0 of the AP signal based on the AP signal and the IP signal, where the homing positioning signal AP0 is used to determine the starting point of the period of rotation of the X-ray tube, utilizing the encoder data to calculate the encoder data containing AP signal based on the determined homing positioning signal AP0, where the encoder data containing AP signal is the AP signal processed by use of the encoder data, and controlling the position of the X-ray tube based on the encoder data containing AP signal.

Abstract: The present disclosure provides a MEMS -based variable optical attenuator (VOA) array, sequentially including an optical fiber array, a micro-lens array, and a MEMS-based micro-reflector array to form a VOA array having several optical attenuation units. The MEMS-based micro-reflectors can change the propagation direction of a beam, causing a misalignment coupling loss to the beam and thereby achieving optical attenuation, with a broad range of dynamic attenuation, low polarization dependent loss and wavelength dependent loss, good repeatability, short response time (at the millisecond level), etc. Arrayed device elements are used as assembly units of the present disclosure, and the assembly of arrayed elements facilitates tuning in batches. Accordingly, automation levels are improved, and the production costs are reduced.

Abstract: The present disclosure provides a MEMS-based variable optical attenuator (VOA) array, sequentially including an optical fiber array, a micro-lens array, and a MEMS-based micro-reflector array to form a VOA array having several optical attenuation units. The MEMS-based micro-reflectors can change the propagation direction of a beam, causing a misalignment coupling loss to the beam and thereby achieving optical attenuation, with a broad range of dynamic attenuation, low polarization dependent loss and wavelength dependent loss, good repeatability, short response time (at the millisecond level), etc. Arrayed device elements are used as assembly units of the present disclosure, and the assembly of arrayed elements facilitates tuning in batches. Accordingly, automation levels are improved, and the production costs are reduced.

Abstract: The present disclosure provides a MEMS-based variable optical attenuator (VOA) array, sequentially including an optical fiber array, a micro-lens array, and a MEMS-based micro-reflector array to form a VOA array having several optical attenuation units. The MEMS-based micro-reflectors can change the propagation direction of a beam, causing a misalignment coupling loss to the beam and thereby achieving optical attenuation, with a broad range of dynamic attenuation, low polarization dependent loss and wavelength dependent loss, good repeatability, short response time (at the millisecond level), etc. Arrayed device elements are used as assembly units of the present disclosure, and the assembly of arrayed elements facilitates tuning in batches. Accordingly, automation levels are improved, and the production costs are reduced.

Abstract: The present disclosure discloses a face identification system that includes an image-retrieving circuit, an invisible light source and a processing circuit. The image-retrieving circuit includes light-sensing elements each including a plurality of visible light sensors and an invisible light sensor. The processing circuit executes software and firmware executable commands to execute a face identification method that includes the steps outlined below. An invisible light is emitted to an object to be identified by the invisible light source. A visible light sensed frame and an invisible light sensed frame are retrieved by using the visible and invisible light sensors. Determine whether a light reflection related parameter of the invisible light sensed frame is within a predetermined range is determined only according to the invisible light sensed frame. When the light reflection related parameter is within the predetermined range, the object to be identified is determined to be a real face.

Abstract: The present disclosure provides a MEMS-based variable optical attenuator (VOA) array, sequentially including an optical fiber array, a micro-lens array, and a MEMS-based micro-reflector array to form a VOA array having several optical attenuation units. The MEMS-based micro-reflectors can change the propagation direction of a beam, causing a misalignment coupling loss to the beam and thereby achieving optical attenuation, with a broad range of dynamic attenuation, low polarization dependent loss and wavelength dependent loss, good repeatability, short response time (at the millisecond level), etc. Arrayed device elements are used as assembly units of the present disclosure, and the assembly of arrayed elements facilitates tuning in batches. Accordingly, automation levels are improved, and the production costs are reduced.

Abstract: A method and a device of controlling the position of the X-ray tube of a computed tomography (CT) system may include: acquiring an AP signal output by an AP sensor of the CT system, an IP signal output by an IP sensor and encoder data output by a motor, determining a homing positioning signal AP0 of the AP signal based on the AP signal and the IP signal, where the homing positioning signal AP0 is used to determine the starting point of the period of rotation of the X-ray tube, utilizing the encoder data to calculate the encoder data containing AP signal based on the determined homing positioning signal AP0, where the encoder data containing AP signal is the AP signal processed by use of the encoder data, and controlling the position of the X-ray tube based on the encoder data containing AP signal.

Abstract: The present invention discloses a wireless network detection apparatus. A storage circuit stores virtual wireless communication apparatus information. A wireless signal transmission circuit communicates using a wireless communication protocol. A processing circuit executes software or firmware executable commands to perform a wireless network detection method including the steps outlined below. Whether a wireless signal including non-predetermined electronic apparatus identification information being received is determined. When the wireless signal is received, an existence signal is broadcasted accordingly. A first-time pairing information that is transmitted from a non-predetermined electronic apparatus based on the existence signal is received to perform the first-time pairing and store the non-predetermined electronic apparatus identification information in the storage circuit.

Abstract: The present invention discloses a wireless signal extending apparatus that includes a wireless signal transmission circuit and a processing circuit. The wireless signal transmission circuit only includes a single receiving circuit and a single transmission circuit. The processing circuit executes software or firmware executable commands to perform a wireless signal transmission method including steps outlined below. A first transmission channel between the wireless signal transmission circuit and a wireless network router that corresponds to a standard WiFi wireless communication protocol is controlled to perform communication during a plurality of router communication time periods.

Abstract: The present disclosure discloses an image surveillance system that includes an image recording host and IP cameras. Each of the IP cameras includes a storage circuit that stores identification information including identification codes, a communication circuit that performs network communication and a processing circuit. The processing circuit executes software and firmware executable commands to execute an image surveillance system establishing method that includes the steps outlined below. The other IP cameras are identified according to the identification information by using the communication circuit to perform network connection thereto to form a local area network that only includes the IP cameras. Within the local area network, a connection path is set to connect the image recording host either indirectly through at least one of the other IP cameras or directly. An image stream is transmitted to the image recording host through the connection path by using the communication circuit.

Abstract: The present disclosure provides a MEMS-based variable optical attenuator (VOA) array, sequentially including an optical fiber array, a micro-lens array, and a MEMS-based micro-reflector array to form a VOA array having several optical attenuation units. The MEMS-based micro-reflectors can change the propagation direction of a beam, causing a misalignment coupling loss to the beam and thereby achieving optical attenuation, with a broad range of dynamic attenuation, low polarization dependent loss and wavelength dependent loss, good repeatability, short response time (at the millisecond level), etc. Arrayed device elements are used as assembly units of the present disclosure, and the assembly of arrayed elements facilitates tuning in batches. Accordingly, automation levels are improved, and the production costs are reduced.

Abstract: The present disclosure discloses a face identification system that includes an image-retrieving circuit, an invisible light source and a processing circuit. The image-retrieving circuit includes light-sensing elements each including a plurality of visible light sensors and an invisible light sensor. The processing circuit executes software and firmware executable commands to execute a face identification method that includes the steps outlined below. An invisible light is emitted to an object to be identified by the invisible light source. A visible light sensed frame and an invisible light sensed frame are retrieved by using the visible and invisible light sensors. Determine whether a light reflection related parameter of the invisible light sensed frame is within a predetermined range is determined only according to the invisible light sensed frame. When the light reflection related parameter is within the predetermined range, the object to be identified is determined to be a real face.

Abstract: The present disclosure discloses an image surveillance system that includes an image recording host and IP cameras. Each of the IP cameras includes a storage circuit that stores identification information including identification codes, a communication circuit that performs network communication and a processing circuit. The processing circuit executes software and firmware executable commands to execute an image surveillance system establishing method that includes the steps outlined below. The other IP cameras are identified according to the identification information by using the communication circuit to perform network connection thereto to form a local area network that only includes the IP cameras. Within the local area network, a connection path is set to connect the image recording host either indirectly through at least one of the other IP cameras or directly. An image stream is transmitted to the image recording host through the connection path by using the communication circuit.

Abstract: A roller assembly includes a workbench, a roller module located above the workbench, and a locking assembly coupled to the roller module and configured to position the roller module above the workbench. The roller module includes a driving device and a pressure roller. The driving device is coupled to the pressure roller through a crank assembly. The crank assembly drives the pressure roller to move along a track to roll on a work-piece positioned on the workbench.

Abstract: A housing of metal combined with plastic used for an electronic device includes a metal frame and a plastic connecting member. The metal frame comprises a middle frame portion, an inner surface of the middle frame portion forming at least one metal rib. The plastic connecting member comprises a plastic base portion formed on one side surface of the metal rib, and the plastic base portion and the metal rib together form a reinforcing bar to greatly increase a strength of the finished housing.

Abstract: A roller assembly includes a workbench, a roller module located above the workbench, and a locking assembly coupled to the roller module and configured to position the roller module above the workbench. The roller module includes a driving device and a pressure roller. The driving device is coupled to the pressure roller through a crank assembly. The crank assembly drives the pressure roller to move along a track to roll on a work-piece positioned on the workbench.

Abstract: An account number registration method is provided. Indication information transmitted by a transaction server is received, the indication information including a second business account number of a terminal, a second account name corresponding to the second business account number, and a second recipient account number, a resource being transferred out from the second business account number to the second recipient account number. A registered account number is allocated according to a first account name in response to the second business account number being the same as a first business account number that is pre-stored, the second account name being the same as the first account name that is pre-stored, and the second recipient account number being the same as a first recipient account number that is pre-stored. A notification message indicating a registration success is transmitted to the terminal.