Abstract: A communication device includes a first laser driver, a second laser driver, a light emitting and receiving component, and a processor. The light emitting and receiving component is connected to a passive optical network to send and/or receive an optical signal. The light emitting and receiving component converts the optical signal into a first electrical signal and outputs the first electrical signal to one of the first laser driver and the second laser driver. One of the first laser driver and the second laser driver converts the first electrical signal into a second electrical signal, and outputs the second electrical signal to the processor. The processor disables another one of the first laser driver and the second laser driver.

Abstract: A communication device includes a housing assembly, a heat dissipation module and a communication main unit. The housing assembly includes a bottom cover, a mounting bracket and a positioning component. The mounting bracket is movably disposed on the bottom cover and movable between an installation position and a pre-installation position via a guiding structure. The positioning component is connected to the bottom cover and configured to fix the mounting bracket in the installation position in a detachable manner. The heat dissipation module is fixed to the bottom cover. The mounting bracket is located farther away from a heat-absorbing surface of the heat dissipation module when in the pre-installation position than in the installation position. The communication main unit is detachably disposed on the mounting bracket. When the mounting bracket is in the installation position, the communication main unit is in physical contact with the heat-absorbing surface.

Abstract: An antenna device and a method for configuring an antenna device are provided. The antenna device includes a phased array antenna and a wave-shaping accessory. The phased array antenna transmits a radio frequency signal. The wave-shaping accessory is configured to reflect or refract the radio frequency signal to form a beam.

Abstract: A multi-mount assembly disposed on a fastening structure that has a U-type rail is provided. The multi-mount assembly includes a main body having a quadrilateral rail, a positioning hole, and a passage. The quadrilateral rail is disposed along a periphery of the main body. The positioning hole is in a side of the main body facing away from the fastening structure. The passage is spatially communicated with a first edge and a second edge of the main body, in which the first edge is opposite the second edge. The main body is configured to enter an opening of the U-type rail of the fastening structure such that three sides of the quadrilateral rail are coupled to the U-type rail. The positioning hole is configured to enable a protruding element to pass therethrough.

Abstract: An optical fiber connector assembly includes a main body having a body and a connecting part connected to the body, an engaging member, an elastic member, a cover, and a conductive cage. The connecting part has a groove and a socket disposed at an end away from the body. The engaging member is disposed inside the groove and extends outside the groove. The elastic member is disposed on the groove and has an elastic part extending from the elastic member to the bottom of the groove and pressing against the engaging member. The cover is rotatably disposed on the connecting part, and has an opening corresponding to the socket. The conductive cage has an elastic arm and an accommodation space. When the main body and the conductive cage are engaged with each other, the body is stored in the accommodation space, and the elastic arm presses against the engaging member.

Abstract: A signal processing system includes a first transceiver unit, a second transceiver unit, a protocol analysis circuit, a system chip, and a network unit. The first transceiver unit can transceive a first optical signal and a first electrical signal. The second transceiver unit can transceive a second optical signal and a second electrical signal. The protocol analysis circuit can process the first electrical signal and an analysis signal related to the first optical signal. The system chip can process the analysis signal, the second electrical signal, a first operation signal and a second operation signal. The network unit can transceive the first operation signal and the second operation signal, and transceive a first network signal and a second network signal between the network unit and a user device. The system chip and the network unit can process signals related to the first optical signal and the second optical signal.

Abstract: A communication device includes a first laser driver, a second laser driver, a light emitting and receiving component, and a processor. The light emitting and receiving component is connected to a passive optical network to send and/or receive an optical signal. The light emitting and receiving component converts the optical signal into a first electrical signal and outputs the first electrical signal to one of the first laser driver and the second laser driver. One of the first laser driver and the second laser driver converts the first electrical signal into a second electrical signal, and outputs the second electrical signal to the processor. The processor disables another one of the first laser driver and the second laser driver.

Abstract: A communication assembly is configured to be disposed on a substrate, and the communication assembly includes an optical fiber communication module and a heat dissipation shielding module. The optical fiber communication module is configured to be disposed on the substrate. The heat dissipation shielding module is configured for cooling the optical fiber communication module and protecting the optical fiber communication module from external electromagnetic interference, and the heat dissipation shielding module includes a shielding cover and a heat sink. The shielding cover is configured to be disposed on the substrate. The shielding cover and the substrate together surround and form an accommodation space. The optical fiber communication module is located in the accommodation space, and the shielding cover is in thermal contact with the optical fiber communication module. The heat sink and the shielding cover are made of a single piece.

Abstract: A communication device includes a housing assembly, a heat dissipation module and a communication main unit. The housing assembly includes a bottom cover, a mounting bracket and a positioning component. The mounting bracket is movably disposed on the bottom cover and movable between an installation position and a pre-installation position via a guiding structure. The positioning component is connected to the bottom cover and configured to fix the mounting bracket in the installation position in a detachable manner. The heat dissipation module is fixed to the bottom cover. The mounting bracket is located farther away from a heat-absorbing surface of the heat dissipation module when in the pre-installation position than in the installation position. The communication main unit is detachably disposed on the mounting bracket. When the mounting bracket is in the installation position, the communication main unit is in physical contact with the heat-absorbing surface.

Abstract: An antenna apparatus and a control method are provided. The antenna apparatus includes a first antenna, a second antenna, and a movable mechanism. The first antenna is operated on a first frequency band. The second antenna surrounds the first antenna and is operated on a second frequency band. The first and second antennas are disposed on the movable mechanism. The movable mechanism is further configured to steer a direction of the first and second antennas. Accordingly, the requirements of multiple frequency bands and beam scanning may be fulfilled.

Abstract: A multiple polarized dish antenna includes a main dish reflector and a multiple polarized antenna source. The main dish reflector includes an inner concave surface. The multiple polarized antenna source is at least partially disposed beside the inner concave surface. The inner concave surface of the main dish reflector reflects a radiation energy emitted by the multiple polarized antenna source. The multiple polarized antenna source includes a carrier, at least one radiator, and feeding portions. The carrier includes a conductive layer. The at least one radiator is disposed above the carrier. A resonance gap is between the at least one radiator and the conductive layer. The feeding portions are disposed beside the at least one radiator. A projection of each of the feeding portions on a plane where the corresponding radiator is located is at least partially overlapped with the radiator. each of the feeding portions is insulated from the conductive layer.

Abstract: A signal processing system includes a first transceiver unit, a second transceiver unit, a protocol analysis circuit, a system chip, and a network unit. The first transceiver unit can transceive a first optical signal and a first electrical signal. The second transceiver unit can transceive a second optical signal and a second electrical signal. The protocol analysis circuit can process the first electrical signal and an analysis signal related to the first optical signal. The system chip can process the analysis signal, the second electrical signal, a first operation signal and a second operation signal. The network unit can transceive the first operation signal and the second operation signal, and transceive a first network signal and a second network signal between the network unit and a user device. The system chip and the network unit can process signals related to the first optical signal and the second optical signal.

Abstract: An antenna apparatus, a communication apparatus, and a steering adjustment method thereof are provided. The antenna apparatus includes an antenna structure. The antenna structure includes an antenna unit. The antenna unit includes i feeding ports, where i is a positive integer larger than 2. A vector of each of the feeding ports is controlled independently. In the steering adjustment method, a designated direction is determined, where the designated direction corresponds to beam directionality of the antenna structure. In addition, the vectors of the feeding ports of the antenna unit are configured according to the designated direction. Accordingly, the antenna size can be reduced, and beam steering in multiple directions would be achieved.

Abstract: An antenna apparatus and a control method are provided. The antenna apparatus includes a first antenna, a second antenna, and a movable mechanism. The first antenna is operated on a first frequency band. The second antenna surrounds the first antenna and is operated on a second frequency band. The first and second antennas are disposed on the movable mechanism. The movable mechanism is further configured to steer a direction of the first and second antennas. Accordingly, the requirements of multiple frequency bands and beam scanning may be fulfilled.

Abstract: A power switch comprises a SPDT switch having a common side and a switch side; a first isolation switch electrically connected at the common side of the SPDT switch and a second isolation switch electrically connected at the switch side of the SPDT switch; a microprocessor for detecting a current direction and controlling the conduction state of one of the first isolation switch and the second isolation switch in response to the detected current direction; and a power converter converting AC power to DC power for powering the first isolation switch, the second isolation switch and the microprocessor.

Abstract: An antenna control method comprises obtaining a plurality of radio frequency signal parameters respectively in a plurality of measuring beam directions, generating a plurality of parameter groups according to the plurality of radio frequency signal parameters, selecting a target beam direction from the plurality of measuring beam directions according to the plurality of parameter groups, and controlling an antenna to transmit and receive signals in the target beam direction. In said antenna control method, two adjacencies of the plurality of measuring beam directions have an angle difference therebetween, and each of the plurality of parameter groups comprises more than one of the plurality of radio frequency signal parameters.

Abstract: A power switch comprises a SPDT switch having a common side and a switch side; a first isolation switch electrically connected at the common side of the SPDT switch and a second isolation switch electrically connected at the switch side of the SPDT switch; a microprocessor for detecting a current direction and controlling the conduction state of one of the first isolation switch and the second isolation switch in response to the detected current direction; and a power converter converting AC power to DC power for powering the first isolation switch, the second isolation switch and the microprocessor.

Abstract: A power switch comprises a SPDT switch having a common side and a switch side; a first isolation switch electrically connected at the common side of the SPDT switch and a second isolation switch electrically connected at the switch side of the SPDT switch; a microprocessor for detecting a current direction and controlling the conduction state of one of the first isolation switch and the second isolation switch in response to the detected current direction; and a power converter converting AC power to DC power for powering the first isolation switch, the second isolation switch and the microprocessor.

Abstract: A power bank has a station and a plurality of battery modules. When the battery modules are stacked on the station, rechargeable batteries of the battery modules are electrically connected in parallel. When a charging port of the station is electrically connected to an external power supply, a charging-discharging control circuit of the station receives electric energy from the external power supply via the charging port and uses the received electric energy to charge the rechargeable batteries. When a discharging port of the station is electrically connected to an external electronic device, the charging-discharging control circuit transfers electric energy received from the rechargeable batteries to the external electronic device. Each of the battery modules is replaceable, and the total number of the battery modules of the power bank is adjustable.

Abstract: A social collaboration method for all things includes inputting a message, generating a plurality of keywords according to the message, selecting at least one friend of a social platform for generating a message friend group according to the plurality of keywords, setting a function status of each friend of the message friend group according to the plurality of keywords, generating a virtual configuration friend corresponding to a message rule according to the function status of the each friend and the plurality of keywords, and generating a response message corresponding to the message rule by the virtual configuration friend.