Abstract: The disclosure relates to a cage and an electrical device having the same, where the cage is configured to accommodate at least one expansion card and includes a cage body, a rail, and at least one holder. The cage body is configured to accommodate the at least one expansion card. The rail is fixed on the cage body. The rail has a groove configured for an insertion of the at least one expansion card. The at least one holder is movably disposed on the cage body. Part of the at least one holder is removably located in the groove. The at least one holder is configured to block the at least one expansion card in the groove.

Abstract: A molecular diagnostics apparatus is provided. The molecular diagnostics apparatus is adapted to perform DNA chain replication to one sample. The molecular diagnostics apparatus includes a bracket, a central control module, a motor, a magnetic unit, a rotational carrier, a detection module and at least one power supply coil. The central control module is disposed on the bracket. The motor is disposed on the bracket, wherein the central control module drives the motor. The magnetic unit is disposed on the bracket, wherein the magnetic unit provides a magnetic field. The motor is adapted to rotate the rotational carrier. The rotational carrier is rotated relative to the bracket. The sample is disposed on the rotational carrier. The detection module is disposed on the rotational carrier. The power supply coil is coupled to the detection module, and disposed on the rotational carrier. The molecular diagnostics apparatus of the embodiment has a simpler structure and better reliability.

Abstract: A head-mounted device is provided. The head-mounted device includes a longitudinal headband, a horizontal headband unit and a headband adjustment mechanism. The headband adjustment mechanism is connected to the longitudinal headband and the horizontal headband unit. In a first configuration, the headband adjustment mechanism is adapted to adjust the tightness of the horizontal headband unit. In a second configuration, the headband adjustment mechanism is adapted to adjust the tightness of the longitudinal headband.

Abstract: A fan cage is at least adapted to a first fan and a second fan smaller than the first fan. The fan cage includes a cage body and an adjustment member. The cage body defines a first accommodation portion in a size fitting the first fan. The adjustment member is movably disposed on the cage body and switchable between a laid down status and an upright status within the first accommodation portion. When the adjustment member is in the upright status, the adjustment member is upright in the first accommodation portion so that the adjustment member and the cage body together define part of the first accommodation portion as a second accommodation portion in a size fitting the second fan.

Abstract: A social distance determination system includes a first electronic device. The first electronic device is configured to establish a first communication link with a wireless base station, detect the first communication strength of the first communication link, generate a first conversion vector according to the first communication strength, and perform a similarity calculation on the first conversion vector and a second conversion vector to obtain a similarity result.

Abstract: A mobile communication device including a wireless transceiver and a controller is provided. The wireless transceiver performs wireless transmission and reception to and from a mobile communication network. The controller receives a Protocol Data Unit (PDU) associated with a Multimedia Broadcast Multicast Service (MBMS) from the mobile communication network via the wireless transceiver, and converts the PDU to a format which allows a dialer application to play the MBMS in response to the MBMS belonging to an emergency service type.

Abstract: A fan system is used for dissipating heat of an electronic device. The fan system includes a fan, a hollow structure, and a control circuit. Sound waves made by the fan are transmitted to an interior of the hollow structure when the fan is operating. The control circuit is connected to the hollow structure and is configured to control deformation/deformations of the hollow structure according to a state/states of the fan and/or the electronic device, which change a volume of the interior of the hollow structure for making a resonance frequency of the hollow structure being approximate to a rotation speed of the fan or being the same as the rotation speed of the fan.

Abstract: A sound recognition model training method comprises determining a relationship between a sound event and first parameter and deciding a second parameter in response to the relationship, performing sampling on the sound event using the first parameter and the second parameter to generate training audio files, and inputting at least part of the training audio files to a sound recognition model for training the sound recognition model, wherein a length of each of the training audio files is associated with the first parameter, a time difference between every two of the training audio files is associated with the second parameter, and the sound recognition model is used for determining a sound classification.

Abstract: An expansion card adapted for an electronic device. The expansion card includes a circuit board and a baffle. The baffle comprises a plate part and a mount part. The plate part is fixed on the circuit board. The mount part is detachably engaged with the plate part and configured to be fixed to the electronic device so as to fix the expansion card to the electronic device.

Abstract: An image-recognition method is provided. The method includes the following steps: receiving structured data, wherein the structured data includes training-set data and testing-set data, and the structured data includes a plurality of groups, and each group includes one or more types, and each type includes a plurality of check-point images; training an artificial-intelligence (AI) model using the training-set data; inputting the testing-set data into the AI model to obtain a model evaluation of the AI model; and determining one or more first types with a lower overall recognition rate or a lower confidence level in the structured data, and deletes or corrects the check-point images in the one or more first types to update the structured data.

Abstract: An elevating mechanism adapted to accommodate a function unit and including main frame, elevating frame, and accommodation frame. The main frame has first guide portion including straight portion and non-straight portion. The elevating frame is movably disposed on the main frame. The accommodation frame is pivotably connected to the elevating frame and has second guide portion slidably located at the first guide portion. When the accommodation frame is in non-inclined position, the second guide portion is located at the straight portion. When the accommodation frame is in inclined position, the second guide portion is located at the non-straight portion and the accommodation frame is inclined with respect to the main frame.

Abstract: A medical image recognition method includes the following steps: establishing an image recognition model, wherein the image recognition model is generated by inputting a plurality of labeled medical image slices in a plurality of initial medical image piles into a neural network; and in response to determining that the accuracy of the image recognition model is not higher than an accuracy threshold; calculating a plurality of image change rates corresponding to each of a plurality of initial medical image slices or the initial medical image piles formed by the initial medical image slices according to the image recognition model; selecting at least one of the initial medical image piles or the initial medical image slices as a training medical image slice according to the image change rates; obtaining the target range of each training medical image slice to re-establish the image recognition model.

Abstract: A fluid-drive device includes a base, a fluid container, a pressing mechanism, and a rotation mechanism. The fluid container is disposed on the base. The pressing mechanism is disposed on the base, and configured to press the fluid container. The rotation mechanism is connected to the pressing mechanism. The pressing mechanism presses the fluid container by rotating the rotation mechanism. The fluid-drive device may guide the flow of the detection fluid in the fluid container in a non-contact manner to reduce the contamination of the fluid specimen and increase the reliability of the detection.

Abstract: A walker is provided. The walker includes a walker body, a handle unit, a first wheel unit and a second wheel unit. The handle unit is connected to the walker body. The first wheel unit is connected to the walker body. The second wheel unit is connected to the walker body. In an auxiliary mode, a first gap is formed between the first wheel unit and the second wheel unit. In a driving mode, a second gap is formed between the first wheel unit and the second wheel unit. The first gap is smaller than the second gap.

Abstract: A method for controlling an electronic scale in disclosed in this disclosure, which is applied to measure and indicate a state of an external force, comprises the following steps. A weight sensor detects the external force, and a controller drives a prompting device to emit a first light with a first optical characteristic when the external force detected by the weight sensor reaches a first weight. The controller drives the prompting device to emit a second light with a second optical characteristic when the prompting device emits the first light for a predetermined period, wherein the prompting device continuously emits the second light until the external force reaches a second weight.

Abstract: An image-recognition method is provided. The method includes the following steps: receiving a plurality of check-point images, and classifying the check-point images into a plurality of groups; classifying the check-point images in each group into a plurality of types to generate first structured data; balancing a number of the check-point images in each type of each group in the first structured data to generate second structured data, wherein the second structured data includes training-set data and testing-set data; training an artificial-intelligence (AI) model using the training-set data; and inputting the testing-set data into the AI model to obtain a model evaluation of the AI model.

Abstract: A display device includes a display panel, a first storage device, a second storage device and a control device. The first storage device is disposed on the display panel and stores a first firmware. The second storage device stores a second firmware. The control device is coupled to the first storage device and the second storage device. The control device reads the first firmware and uses the first firmware to update the second firmware, or receives a third firmware transmitted by a host terminal device and uses the third firmware to update the second firmware. The control device executes the updated second firmware to generate an image signal corresponding to the updated second firmware to the display panel. Therefore, the efficiency of updating the firmware of the display device may be effectively increased, and the convenience of use is increased.

Abstract: An extended system includes at least one peripheral component interconnect express (PCIE) connector and a control device. The PCIE connector is suitable for connecting to at least one server device. The control device is connected to PCIE connector. According to at least one working voltage generated by the server device, the control device turns on the extended system and ignores a power control signal generated by the extended system, or the control unit generates at least one wakeup signal according to the power control signal generated by the extended system and transmits the wakeup signal to the server device, so that the server device may turn on and generate a working voltage.

Abstract: An electronic device is provided. The electronic device includes a housing, a first riser module, a hard-disk backplane module, and a plurality of hard-disks. The first riser module is disposed in the housing. The first riser module includes a first tray structure and a first riser board. The first riser board is disposed on the first tray structure. The first tray structure is adapted to move the first riser board in a first direction. The hard-disk backplane module is disposed in the housing. The tray structure is adapted to move the first riser board in the first direction to connect the hard-disk backplane module. The hard-disks are connected to the hard-disk backplane module. The modules of the electronic device of the embodiment of the invention can be coupled together more easily.

Abstract: This disclosure relates to a key module including a base, a first pivotable frame, a second pivotable frame and a keycap. The base includes two assembly frames. Each of the assembly frames includes an engagement portion and two guide portions. The engagement portion is connected to and located between the guide portions. The first pivotable frame is engaged with the engagement portion by being guided by the guide portions of the assembly frames. The second pivotable frame is engaged with the engagement portion by being guided by the guide portions of the assembly frames. The keycap includes a press part, a first engagement part and a second engagement part. The first engagement part and the second engagement part are connected to the press part. The first pivotable frame is engaged with the first engagement part, and the second pivotable frame is engaged with the second engagement part.