Abstract: A probe pin cleaning pad including a foam layer, a cleaning layer, and a polishing layer is provided. The cleaning layer is disposed between the foam layer and the polishing layer. A cleaning method for a probe pin is also provided.

Abstract: A dial control method applied to an electronic device is provided. The electronic device has a storage unit configured to store a plurality of functions. The functions comprise a first function and a second function. The first function is a constant function, and the second function is a non-linear function. The electronic device is electrically connected to a dial module, and the dial module rotates to generate rotation data. The dial control method comprises: receiving a selection signal and selecting one of the functions based on the selection signal; receiving the rotation data and calculating a tick number per unit time based on the rotation data; transforming the tick number per unit time into an output tick number based on the selected function; and controlling the electronic device based on the output tick number. A dial control system is further provided.

Abstract: An electronically commutated motor driving module for driving a motor includes a voltage detector, an electronically commutated motor driver, a current detector, a voltage converter, and a controller. The voltage detector detects supply voltage to generate a voltage detection signal. The electronically commutated motor driver is supplied by the supply voltage to generate, according to an electronically commutated signal, an operating current for driving the motor. The current detector detects the operating current to generate a current detection signal. The voltage converter converts the supply voltage into an internal voltage. The controller is supplied by the internal voltage and generates the electronically commutated signal according to a plurality of control parameters. When the controller determines that a specific event has happened according to the control parameters, the controller stops generating the electronically commutated signal and then stores the control parameters.

Abstract: A virtual function performance analysis system and an analysis method thereof are disclosed. The virtual function performance analysis method includes: monitoring performance of at least one virtual function of a virtual network function application on a virtual platform having at least one physical resource and at least one virtual resource; monitoring and recording an actual value of each of performance indicators of each of physical resources, each of virtual resources and each of virtual functions; comparing the actual value of each of performance indicators with the associated expected value and/or threshold value to obtain a comparison result; and analyzing system performance according to the comparison result.

Abstract: A photographic device is configured to be assembled on a body of an unmanned vehicle. The photographic device includes a tripod head module, a camera module, a shock-absorbing module, and a detachable supporting plate. The tripod head module includes a first motor disposed along a first axis, a second motor disposed along a second axis, a third motor disposed along a third axis, and a connecting arm. The camera module is pivotally connected to the tripod head module via the connecting arm. The shock-absorbing module includes a frame and a plurality of shock-absorbing balls. The third motor and the shock-absorbing balls are assembled on the frame, and the shock-absorbing balls surround the third motor. The detachable supporting plate is disposed between the frame of the shock-absorbing module and the camera module, and there is a buffer distance between the frame and the detachable supporting plate.

Abstract: A photographic device is configured to be assembled on a body of an unmanned vehicle. The photographic device includes a tripod head module, a camera module, a shock-absorbing module, and a detachable supporting plate. The tripod head module includes a first motor disposed along a first axis, a second motor disposed along a second axis, a third motor disposed along a third axis, and a connecting arm. The camera module is pivotally connected to the tripod head module via the connecting arm. The shock-absorbing module includes a frame and a plurality of shock-absorbing balls. The third motor and the shock-absorbing balls are assembled on the frame, and the shock-absorbing balls surround the third motor. The detachable supporting plate is disposed between the frame of the shock-absorbing module and the camera module, and there is a buffer distance between the frame and the detachable supporting plate.

Abstract: An electronically commutated motor driving module for driving a motor includes a voltage detector, an electronically commutated motor driver, a current detector, a voltage converter, and a controller. The voltage detector detects supply voltage to generate a voltage detection signal. The electronically commutated motor driver is supplied by the supply voltage to generate, according to an electronically commutated signal, an operating current for driving the motor. The current detector detects the operating current to generate a current detection signal. The voltage converter converts the supply voltage into an internal voltage. The controller is supplied by the internal voltage and generates the electronically commutated signal according to a plurality of control parameters. When the controller determines that a specific event has happened according to the control parameters, the controller stops generating the electronically commutated signal and then stores the control parameters.

Abstract: A motor driving circuit including a first and a second driving signal output circuit is configured to selectively output a six-step square wave driving signal from the first driving signal output circuit, or a space-vector driving signal from the second driving signal output circuit to an inverter to drive a motor according to whether an operating power exceeds a power threshold. The first driving signal output circuit is configured to generate the six-step square wave driving signal. The second driving signal output circuit is configured to generate the space-vector driving signal.

Abstract: A motor driving system is configured for driving a motor, which is under an inertial rotation status without being driven, to stably rotate from an original speed to a target speed. The motor driving system includes a sensing unit, a control unit and a driving unit. The sensing unit detects a real rotating status of the motor. The control unit is electrically connected with the sensing unit and provides a gradual acceleration command based on the real rotating status. The driving unit is electrically connected with the control unit and drives the motor to accelerate stably to the target speed according to the gradual acceleration command. In addition, a motor operation recovering method cooperated with the motor driving system is also disclosed.

Abstract: The disclosure provides a controller, a method for adjusting packet flow rule, and a network communication system. The method includes: receiving, by a controller, a health status of a first port and a health status of a second port of each of a plurality of hosts in the network communication system; adjusting a packet flow rule of each of the hosts based on the health status of the first port and the health status of the second port of each of the hosts; and transmitting the adjusted packet flow rule of each of the hosts to each of the corresponding hosts to control each of the hosts to transceive a packet according to the corresponding packet flow rule.

Abstract: A method for monitoring traffic in a network is provided. The method is used in a communication device, wherein the network is formed by switches and hosts. The method includes: collecting LLDP information, VLAN information, host NIC information and host-tenant mapping information to obtain a physical network topology and a plurality of virtual network topologies; detecting a plurality of physical link loads of the physical network topology; obtaining a target path between two of the hosts or between the switches by analyzing the virtual network topologies; selecting one of the switches on the target path to serve as a mirror switch according to the physical link load corresponding to the target path or a hop count; and receiving mirror traffic transmitted from the mirror switch, and performing packet payload analysis on the mirror traffic.

Abstract: The disclosure provides a controller, a method for adjusting packet flow rule, and a network communication system. The method includes: receiving, by a controller, a health status of a first port and a health status of a second port of each of a plurality of hosts in the network communication system; adjusting a packet flow rule of each of the hosts based on the health status of the first port and the health status of the second port of each of the hosts; and transmitting the adjusted packet flow rule of each of the hosts to each of the corresponding hosts to control each of the hosts to transceive a packet according to the corresponding packet flow rule.

Abstract: A network communication method, a system and a controller of PCIe and Ethernet hybrid networks are provided. In one example of the network communication method, a packet is transmitted or received via a network interface (NIC). The packet is transmitted via an Ethernet over PCIe (EoP) port by adopting a PCIe based EoP architecture based on a PCIe bus for an intra-rack transmission, and the packet is transmitted via an Ethernet port for an inter-rack transmission. If the transmitted packet belongs to a broadcast packet, the network interface receiving the packet discards the packet or transmits the packet to the controller without re-broadcasting the packet again.

Abstract: A motor driving circuit including a first and a second driving signal output circuit is configured to selectively output a six-step square wave driving signal from the first driving signal output circuit, or a space-vector driving signal from the second driving signal output circuit to an inverter to drive a motor according to whether an operating power exceeds a power threshold. The first driving signal output circuit is configured to generate the six-step square wave driving signal. The second driving signal output circuit is configured to generate the space-vector driving signal.

Abstract: A motor system with a current sensorless control includes a motor, a drive module, and a motor control module. The motor control module controls the motor to rotate through the drive module. The motor control module includes a command generation module, a command conversion module, and an angle generation module. The command generation module generates speed information and transmits the speed information to the angle generation module, and the command generation module generates a voltage command and transmits the voltage command to the command conversion module. The angle generation module generates an electrical angle. The command conversion module converts the voltage command and the electrical angle into a control signal. The motor control module adjusts a phase of a motor input voltage to meet a phase of a motor input current according to the control signal.

Abstract: A network communication method, a system and a controller of PCIe and Ethernet hybrid networks are provided. In one example of the network communication method, a packet is transmitted or received via a network interface (NIC). The packet is transmitted via an Ethernet over PCIe (EoP) port by adopting a PCIe based EoP architecture based on a PCIe bus for an intra-rack transmission, and the packet is transmitted via an Ethernet port for an inter-rack transmission. If the transmitted packet belongs to a broadcast packet, the network interface receiving the packet discards the packet or transmits the packet to the controller without re-broadcasting the packet again.

Abstract: A method for monitoring traffic in a network is provided. The method is used in a communication device, wherein the network is formed by switches and hosts. The method includes: collecting LLDP information, VLAN information, host NIC information and host-tenant mapping information to obtain a physical network topology and a plurality of virtual network topologies; detecting a plurality of physical link loads of the physical network topology; obtaining a target path between two of the hosts or between the switches by analyzing the virtual network topologies; selecting one of the switches on the target path to serve as a mirror switch according to the physical link load corresponding to the target path or a hop count; and receiving mirror traffic transmitted from the mirror switch, and performing packet payload analysis on the mirror traffic.

Abstract: An electronically commutated motor driving module for driving a motor includes a voltage detector, an electronically commutated motor driver, a current detector, a voltage converter, and a controller. The voltage detector detects supply voltage to generate a voltage detection signal. The electronically commutated motor driver is supplied by the supply voltage to generate, according to an electronically commutated signal, an operating current for driving the motor. The current detector detects the operating current to generate a current detection signal. The voltage converter converts the supply voltage into an internal voltage. The controller is supplied by the internal voltage and generates the electronically commutated signal according to a plurality of control parameters. When the controller determines that a specific event has happened according to the control parameters, the controller stops generating the electronically commutated signal and then stores the control parameters.