Abstract: A display assembly including a stand, a mounting assembly and a display. The mounting assembly includes a fixed base, a first pivot, a pivotable base, a second pivot, a handle, a plurality of first engagement structures and a second engagement structure. The handle includes a handheld part and a mounting part. The mounting part is connected to the handheld part and pivotally connected to the pivotable base via the second pivot. The first engagement structures are disposed at one of the fixed base and the mounting part of the handle. The second engagement structure is disposed at another one of the fixed base and the mounting part of the handle. The display is fixed on the pivotable base. The first pivot is not coaxial with the second pivot so that the second engagement structure is configured to be engaged with any one of the first engagement structures.

Abstract: A fan assembly including a fan frame and an impeller. The fan frame includes a frame body and a first peripheral protruding plate and has an air inlet and an air outlet. The first peripheral protruding plate protrudes from a side of the frame body and forms an air channel together with the frame body. The first peripheral protruding plate is configured to reduce a noise made by the fan assembly. The air inlet is in fluid communication with the air outlet via the air channel. The impeller is rotatably disposed on the frame body and located in the air channel. The protruding height of the first peripheral protruding plate relative to the frame body ranges from 50 to 100 percent of an overall axial thickness of the impeller.

Abstract: A display assembly including a stand, a mounting assembly and a display. The mounting assembly includes a fixed base, a first pivot, a pivotable base, a second pivot, a handle, a plurality of first engagement structures and a second engagement structure. The handle includes a handheld part and a mounting part. The mounting part is connected to the handheld part and pivotally connected to the pivotable base via the second pivot. The first engagement structures are disposed at one of the fixed base and the mounting part of the handle. The second engagement structure is disposed at another one of the fixed base and the mounting part of the handle. The display is fixed on the pivotable base. The first pivot is not coaxial with the second pivot so that the second engagement structure is configured to be engaged with any one of the first engagement structures.

Abstract: A fan assembly including a fan frame and an impeller. The fan frame includes a frame body and a first peripheral protruding plate and has an air inlet and an air outlet. The first peripheral protruding plate protrudes from a side of the frame body and forms an air channel together with the frame body. The first peripheral protruding plate is configured to reduce a noise made by the fan assembly. The air inlet is in fluid communication with the air outlet via the air channel. The impeller is rotatably disposed on the frame body and located in the air channel. The protruding height of the first peripheral protruding plate relative to the frame body ranges from 50 to 100 percent of an overall axial thickness of the impeller.

Abstract: A redriver chip comprising: pre-stage transmission pin sets, pre-stage reception pin sets, post-stage transmission pin sets, post-stage reception pin sets and selectors. The pre-stage transmission pin sets and the pre-stage reception pin sets are disposed in alternating arrangement, and the post-stage transmission pin sets and the post-stage reception pin sets are disposed in alternating arrangement. The amount of the post-stage transmission pin sets is an integral multiple of the amount of pre-stage reception pin sets, and the amount of the pre-stage reception pin sets is an integral multiple of the pre-stage transmission pin sets. Each of the selectors is connected to one of the pre-stage reception pin sets and integral multiple amount of the post-stage transmission pin sets, or is connected to one of the pre-stage transmission pin sets and integral multiple amount of the post-stage reception pin sets.

Abstract: A heat dissipation device is provided, including a main body, a plurality of fins, a plurality of flat tubes, a pump head, and a fan. The pump head and the fan are disposed on opposite sides of the main body. The main body has three tanks arranged along the long axis of the main body. The flat tubes communicate with the tanks. The fins are disposed on the flat tubes.

Abstract: A payment method is provided. The method is used in a payment system and includes: receiving, by a monitoring device, a contract corresponding to a transaction transmitted by a smart contract device and receiving status information of a plurality of unmanned control devices, wherein the transaction is created by a user; transmitting, by the monitoring device, the contract and the status information to a residual service contract device; and receiving, by a first unmanned control device of the unmanned control devices, service information generated by the residual service contract device according to the contract and the status information and providing services to the user according to the service information.

Abstract: An electronic device including a chassis, a motherboard, an expansion card and a support. The motherboard is disposed in the chassis. The expansion card includes a circuit board assembly and a fixing plate. The circuit board assembly is fixed to a side of the fixing plate. The circuit board assembly is electrically connected to the motherboard and is fixed to the chassis via the fixing plate. A side of the support supports a side of the circuit board assembly that is located farthest from the fixing plate. A side of the support that is located farthest from the circuit board assembly is fixed to the motherboard and the chassis.

Abstract: An electronic device including a chassis, a motherboard, an expansion card and a support. The motherboard is disposed in the chassis. The expansion card includes a circuit board assembly and a fixing plate. The circuit board assembly is fixed to a side of the fixing plate. The circuit board assembly is electrically connected to the motherboard and is fixed to the chassis via the fixing plate. A side of the support supports a side of the circuit board assembly that is located farthest from the fixing plate. A side of the support that is located farthest from the circuit board assembly is fixed to the motherboard and the chassis.

Abstract: An electric vehicle charging system includes: an identification device configured to identify a vehicle and generate feature data associated with the vehicle, a computing device electrically coupled to the identification device, with the computing device configured to obtain a charging specification of the vehicle from a database according to the feature data, wherein the computing device generates a power-supply command associated with the charging specification, and a charging device electrically coupled to the computing device and comprising a plurality of connectors respectively having a power inserter, with the connectors configured to be electrically coupled to a plurality of vehicles with different charging specifications through the power inserters, wherein the charging device selects one of the connectors according to the power-supply command, and provides power to the selected connector.

Abstract: A display device electrically connectable to an external operation device and a host is provided. The display device includes an imaging unit, a display controller, an image receiving port, a command output port and at least one computing device. The image receiving port obtains image data from the host and transmit to the display controller. The display controller controls the imaging unit to display the image data. The at least one computing device has a host operation mode and a display operation mode. The computing device receives a control command from the external operation device, sends the control command to the host through the command output port in the host operation mode, and sends the control command to the display controller to adjust the display setting in the display operation mode.

Abstract: A redriver chip comprising: pre-stage transmission pin sets, pre-stage reception pin sets, post-stage transmission pin sets, post-stage reception pin sets and selectors. The pre-stage transmission pin sets and the pre-stage reception pin sets are disposed in alternating arrangement, and the post-stage transmission pin sets and the post-stage reception pin sets are disposed in alternating arrangement. The amount of the post-stage transmission pin sets is an integral multiple of the amount of pre-stage reception pin sets, and the amount of the pre-stage reception pin sets is an integral multiple of the pre-stage transmission pin sets. Each of the selectors is connected to one of the pre-stage reception pin sets and integral multiple amount of the post-stage transmission pin sets, or is connected to one of the pre-stage transmission pin sets and integral multiple amount of the post-stage reception pin sets.

Abstract: An operation method of touch system with handwriting function which comprises a stylus device and a touchpad, wherein a surface of the touchpad is divided into a function area and a writing area, and the operation method comprises: sending a beacon signal by the stylus device, receiving the beacon signal by touchpad, emitting a first light toward a pattern locating in the functional area of the surface of the touchpad by a light emitting element of a light emitting layer of the touchpad when signal strength of the beacon signal is bigger than a threshold, identifying, by the touchpad, a touched position on the surface when the touchpad is touched, changing the first light emitted to the pattern to a second light by the light emitting element and generating and outputting a control signal by the touchpad when the touched position falls in the pattern.

Abstract: A power converting device for power supply comprises an input port, a voltage boost circuit and an output port. Input port has an input standby pin configured to transmit a first power signal having a first voltage value and an input power pin configured to transmit a second power signal having a second voltage value. Voltage boost circuit electrically connecting to the input standby pin and receives and converts the first power signal having the first voltage value into the first power signal having the second voltage value. Output port has an output standby pin electrically connecting to the voltage boost circuit to receive the first power signal having the second voltage value and an output power pin electrically connecting to the input power pin to receive the second power signal having the second voltage value, wherein the second voltage value is higher than the first voltage value.

Abstract: A system for guiding vehicles is provided. The system includes a first vehicle, a second vehicle, and a host terminal. The first vehicle is configured to move in a first space. The second vehicle is configured to move in a second space. The host terminal includes a computer program product and a processor. In response to the processor executing the computer program product, the host terminal performs an interactive operation with at least one of the first vehicle and the second vehicle. The interactive operation includes receiving first position information of the first vehicle; receiving second position information of the second vehicle; receiving destination information; according to the first position information, the second position information, the destination information, and environmental characteristics of a map, planning a travelling path on the map; and controlling a movement route of the first or second vehicle according to the travelling path.

Abstract: A payment method is provided. The method is used in a payment system and includes: receiving, by a monitoring device, a contract corresponding to a transaction transmitted by a smart contract device and receiving status information of a plurality of unmanned control devices, wherein the transaction is created by a user; transmitting, by the monitoring device, the contract and the status information to a residual service contract device; and receiving, by a first unmanned control device of the unmanned control devices, service information generated by the residual service contract device according to the contract and the status information and providing services to the user according to the service information.

Abstract: A field disinfection mobile robot is provided. The field disinfection mobile robot includes a light-emitting device and a mobile device. The light-emitting device includes at least one lamp. The at least one lamp is configured to emit ultraviolet light. The mobile device carries the light-emitting device and includes at least one wheel and a processing circuit. The processing circuit calculates irradiation time according to a level of a lethal dose and intensity of the ultraviolet light and controls a rotation speed of the at least one wheel according to the irradiation time.

Abstract: A method for relocating a mobile vehicle in a simultaneous localization and mapping (SLAM) map is provided. The method can be used in the mobile vehicle moving in an area and includes: using SLAM to establish the SLAM map that corresponds to the area at an initial time point; detecting, by a non-SLAM positioning device, a first position trajectory and a first azimuth trajectory of the mobile vehicle on the SLAM map; detecting, by a SLAM positioning device, a loss probability of the mobile vehicle between a first timestamp and a second timestamp; determining whether a condition is satisfied; and updating the SLAM map to a new SLAM map corresponding to a current time point and updating positioning information of the mobile vehicle in the new SLAM map when the condition is satisfied at the current time point.

Abstract: An operation method of touch system with handwriting function which comprises a stylus device and a touchpad, wherein a surface of the touchpad is divided into a function area and a writing area, and the operation method comprises: sending a beacon signal by the stylus device, receiving the beacon signal by touchpad, emitting a first light toward a pattern locating in the functional area of the surface of the touchpad by a light emitting element of a light emitting layer of the touchpad when signal strength of the beacon signal is bigger than a threshold, identifying, by the touchpad, a touched position on the surface when the touchpad is touched, changing the first light emitted to the pattern to a second light by the light emitting element and generating and outputting a control signal by the touchpad when the touched position falls in the pattern.