Abstract: A security system includes a surveillance device that monitors a predetermined event and captures images in a monitor scene; and a controller that controls the surveillance device and transmits the captured images. The surveillance device adjusts image capture amount, image transmit amount, image transmit order or image resolution when the predetermined event is detected and an object is detected on the captured images.

Abstract: A fall detection system includes a radar that generates emitting radio waves and receives reflected radio waves from a person under detection, a data generator that generates a point cloud according to the reflected radio waves, an area determining device that determines a sub-area of a detecting area in which the person under detection lies, and a classifier that determines whether the person under detection falls according to the point cloud. The classifier adaptively processes the point cloud with different methods according to sub-areas as determined by the area determining device respectively to determine whether the person under detection falls.

Abstract: A home network includes a gateway and a wireless Bluetooth low energy (BLE) device. The wireless BLE device, adopting Bluetooth low energy protocol, is controlled by the gateway. When a user is at home, the gateway notifies the wireless BLE device to stop emitting an advertising signal; when the user is not at home, the gateway notifies the wireless BLE device to start emitting the advertising signal.

Abstract: An anti-disassemble watch buckle includes a bottom housing and a top housing with an in-between space for accommodating a first strap, wherein the anti-disassemble watch buckle has a first end and a second end being opposite to the first end; and a cantilever snap with a back end fastened to the bottom housing at the first end, and a front end hung in the space.

Abstract: An augmented-reality system includes an image capture device that obtains a captured image, an image processing unit that receives and processes the captured image to determine space configuration of a scene; a user interface that receives a position of a fiducial point inputted by a user; and a rendering device that superimposes a fiducial mark at the position of the fiducial point on the captured image. The rendering device superimposes a first computer-generated image representing a sensor at an install height above the fiducial point and on a wall of the captured image.

Abstract: An integrated fire alarm method includes receiving a preliminary detection signal from a preliminary detector, and comparing the preliminary detection signal with a predetermined corresponding threshold; controlling a notification device to issue an early-warning notification if the preliminary detection signal is greater than the corresponding threshold; receiving a primary detection signal from a primary detector after issuing the early-warning notification, and comparing the primary detection signal with predetermined corresponding threshold; and controlling the notification device to issue a formal notification if the primary detection signal is greater than the corresponding threshold.

Abstract: A fall sensor coupled to a necklace to detect a fall of a user is provided. The fall sensor includes a first sensing device, a second sensing device, a wireless module and a controller. The first sensing device is coupled to the necklace to detect a tension force of the necklace. The controller is coupled to the first sensing device, the second sensing device and the wireless module. When the first sensing device detects the tension force is changed, the controller activates the second sensing device to confirm whether the user is falling down, and when the user is determined to be fallen down, and the controller outputs an emergency message via the wireless module.

Abstract: A dynamic alarm priority system includes plural kinds of alarm devices, an alarm signal being generated when the alarm device is triggered; a plurality of image capture devices, correspondingly coupled to the alarm devices respectively, the triggered alarm device activating the corresponding image capture device to capture an alarm image; an interface device that receives the alarm signal; an assignment device coupled to receive the alarm signals, which are assigned priorities in order of time, thereby generating an initial alarm signal sequence; and an object detection device that performs object detection on the alarm image to determine whether an associated object is detected in the alarm image. The assignment device dynamically modifies the initial alarm signal sequence according to an object detection result from the object detection device, thereby generating an updated alarm signal sequence.

Abstract: An antenna extension device includes a first part disposed on an inner surface of a panel; a second part disposed in space between an opening of a building and the panel, the opening correspondingly accommodating the panel; and a third part disposed on an outer surface of the panel. Two ends of the second part are connected to the first part and the third part respectively to form a U-shape cross-sectional profile, and the third part is connected to a feed point of a sensing device.

Abstract: The present invention discloses an automatic server dispatching system and method, in which gateways communicate with service servers via a two-way communication server. A dispatching server dispatches the gateways to the service servers according to a dispatching status of the service servers and upper service limits of the service servers.

Abstract: A wearable electronic device is provided, including a main body, a flexible member, a connecting member, and a first hinge. The connecting member is connected to the flexible member and has a hook portion. The first hinge is disposed on the main body and detachably engaged with the hook portion, such that the connecting member is pivotally connected to the main body.

Abstract: A control system for a wireless power switch without a NEUTRAL wire comprises a wireless controlled power switch with both terminals connected between a LINE wire and a switch wire of a switch box without the NEUTRAL wire; a power acquiring device having two power input terminals respectively connected to the LINE wire and the switch wire of the switch box; and a wireless automation control device receiving an output voltage of the power acquiring device as the required power, the wireless automation control device controlling open or close of the wireless controlled power switch according to wireless control signal wirelessly. Specifically, a load device is connected between the switch wire and the NEUTRAL wire, and impedance between the two power input terminals of the power acquiring device is substantially larger than impedance of the load device.

Abstract: A power harvesting switch circuit includes a main switch and a voltage extractor connected in series between Line wire and switch wire. The main switch includes a first power MOSFET and a second power MOSFET connected in series. The voltage extractor includes a first Zener diode and a second Zener diode connected in series but in opposite directions.

Abstract: An alarm detector for use in an alarm detection system is provided. The alarm detector includes: a microphone, a processor, and a sensing circuit. The microphone is for detecting an incoming acoustic signal. The sensing circuit is for determining whether the incoming acoustic signal comprises a specific audible alarm, and awakening the processor into a working mode from a sleep mode upon determining the incoming acoustic signal comprises a specific audible alarm.

Abstract: An antenna system includes a monopole antenna with a first end connected to a feed point on a printed circuit board (PCB) and a second end being electrically floating; and a matching conductive stub with a first end connected to a ground point on the PCB and a second end being electrically floating.

Abstract: A surveillance method includes capturing media by a media capturing device of a sensor device according to a trigger event; the sensor device sending a media ready notice to a host; the host sending a media size request to the sensor device to request a size of the captured media; the sensor device sending a media size response to the host to notify the host of the size of the captured media; the host determining a number of packets to be transmitted in burst mode according to the notified size of the captured media, followed by sending a corresponding burst mode packets transmit request to the sensor device; and the sensor device transmitting the determined number of packets in a continuous manner to the host according to the burst mode packets transmit request.

Abstract: A radio frequency module of a wireless communication device is provided. The radio frequency module is coupled between an antenna and a micro-control unit and includes a radio frequency front-end, a radio frequency integrated circuit, a baseband low-pass filter and a comparator. The radio frequency front-end receives a radio frequency signal through the antenna. The radio frequency integrated circuit receives the radio frequency signal from the radio frequency front-end and converts the radio frequency signal into a baseband signal. The baseband low-pass filter receives the baseband signal from the radio frequency integrated circuit and filters the baseband signal. The comparator compares the filtered baseband signal with a first reference signal and outputs a comparison result signal to the micro-control unit.

Abstract: A device for enhancing electromagnetic susceptibility comprises a first bridge. The first bridge is near to a first trace of a differential pair routing and electrically connects an RF grounding with an analog grounding. The RF grounding and the analog grounding are separated. The differential pair routing transmits signals between an RF circuit and an analog circuit. The first trace of the differential pair routing is closer to an antenna coupled to the RF grounding than a second trace of the differential pair routing. The RF circuit is coupled to the RF grounding, and the analog circuit is coupled to the analog grounding.

Abstract: A wireless security device includes a nonconductive housing, a mother circuit board, a wireless expansion card, and a metal reflector. The mother circuit board and the wireless expansion card are disposed in the nonconductive housing. The mother circuit board includes a processor. The wireless expansion card includes a dielectric substrate, a ground plane, an inverted-F antenna, and an RF (radio frequency) module. The metal reflector is positioned between the mother circuit board and the wireless expansion card, and is close to the inverted-F antenna. The metal reflector is configured to reduce EMI (Electromagnetic Interference) from the mother circuit board so as to maintain performance of the inverted-F antenna.

Abstract: A wireless security device includes a nonconductive housing, a mother circuit board, a wireless expansion card, and a metal reflector. The mother circuit board and the wireless expansion card are disposed in the nonconductive housing. The mother circuit board includes a processor. The wireless expansion card includes a dielectric substrate, a ground plane, an inverted-F antenna, and an RF (radio frequency) module. The metal reflector is positioned between the mother circuit board and the wireless expansion card, and is close to the inverted-F antenna. The metal reflector is configured to reduce EMI (Electromagnetic Interference) from the mother circuit board so as to maintain performance of the inverted-F antenna.