Abstract: Various embodiments of the present disclosure provide a heat sink for a plug-in card and a plug-in card including the heat sink. The heat sink comprises a first part secured to a surface of the plug-in card and a second part coupled to the first part and being movable relative to the first part in a first direction, wherein the first direction is perpendicular to the surface of the plug-in card. In this way, when the second part and the first part have a larger overlap in the first direction, the heat sink has a smaller first height and when the second part and the first part have a smaller overlap in the first direction, the heat sink has a greater second height.

Abstract: The present disclosure relates to a device, a system, and a computer-readable medium for calculating vessel flow parameters based on angiography. In one implementation, the device includes a processor and a memory storing computer-executable instructions that, when executed by the processor, cause the processor to perform the following operations: selecting a plurality of template frames from the angiographic images to generate a 3D model for a vessel; determining a start frame and an end frame in the plurality of angiographic images showing a contrast filling process; determining corresponding locations of front ends of the contrast in the start frame and the end frame in the 3D model of the vessel; calculating a vessel volume between the determined locations of the front ends in the 3D model; and determining an average blood flow rate based on the calculated volume, and a time interval between the start frame and the end frame.

Abstract: Embodiments of the present disclosure relate to a fixing device for a double-sided heat sink and an associated heat dissipating system. There is exemplarily provided a fixing device for mounting the double-sided heat sink on a carrier.

Abstract: The present disclosure relates to a storage device and a method of controlling a rotation speed of a fan of the storage device. The storage device comprises: a housing comprising an opening; a fan arranged at an end of the housing opposed to the opening; a tray comprising a plurality of partitions arranged in rows and being operable to be drawn out of or inserted into the housing via the opening in a longitudinal direction of the housing; a plurality of tray position detectors respectively arranged on the plurality of partitions and configured to detect a relative position of the tray with respect to the housing; and a controller adapted to adjust a rotation speed of the fan according to the relative position detected by the tray position detector.

Abstract: In the embodiments of the present disclosure, a device having time division multiplexing capability of heat dissipation is provided, including: a first component and a second component arranged in different orientations; and a heat sink arranged to guide an air flow flowing through the heat sink to the first component and the second component respectively during different time periods. Therefore, the device having time division multiplexing capability of heat dissipation of the present disclosure may reduce the number of heat sinks in the device and thus, reduce the overall size of the device.

Abstract: A discharge circuit integrated in a chip of a slave device to follow a bus rectifier bridge includes: a digital control module for generating, when an output result of a comparator is that a bus voltage falls, a high-level and time-configurable pulse width to drive a discharge circuit to discharge a bus; a discharge current source module for enabling the discharge of the bus by means of a digital control module and adjusting a discharge current; a comparator for obtaining a status of a change in the bus voltage; and a peripheral circuit for monitoring the change in the bus voltage, providing to the comparator a voltage signal which reflects divided bus voltage fall information, and generating a comparison reference voltage.

Abstract: Embodiments of the present disclosure provide a method for managing a storage device and a storage device, the storage device including a chassis and a hard disk assembly. The method comprises: receiving a signal indicating a position of the hard disk assembly relative to the chassis, the hard disk assembly being slidably coupled to the chassis, and the signal being generated by an electromechanical element disposed on the hard disk assembly; and controlling a rotating speed of a fan based at least in part on the signal, the fan being disposed in the chassis and configured to blow wind to the hard disk assembly.

Abstract: A storage device carrier system includes a carrier assembly configured to releasably engage a storage device and configured to be releasably received within a storage device bay within an IT component. An electrical coupler assembly is configured to electrically couple the storage device to the IT component. A thermal sealing assembly is configured to reduce the leakage of cooling air from around the storage device carrier system.

Abstract: A discharge circuit integrated in a chip of a slave device to follow a bus rectifier bridge includes: a digital control module for generating, when an output result of a comparator is that a bus voltage falls, a high-level and time-configurable pulse width to drive a discharge circuit to discharge a bus; a discharge current source module for enabling the discharge of the bus by means of a digital control module and adjusting a discharge current; a comparator for obtaining a status of a change in the bus voltage; and a peripheral circuit for monitoring the change in the bus voltage, providing to the comparator a voltage signal which reflects divided bus voltage fall information, and generating a comparison reference voltage.

Abstract: Embodiments of the present disclosure relate to a stabilizing apparatus for a plug-in card, a chassis including the stabilizing apparatus and associated manufacturing method. The stabilizing apparatus comprises a fixed part adapted for attaching the stabilizing apparatus to a chassis for supporting the plug-in card and a contact part electrically coupled to a ground terminal of the chassis and movable towards the plug-in card supported on the chassis along a first positive direction perpendicular to an extended plane of the plug-in card, so as to contact the plug-in card.

Abstract: The present disclosure provides an apparatus integrated with cooling components. The apparatus comprises heat generating components and cooling components for delivering a cooling airflow to the heat generating components. The cooling components are arranged along one side of the apparatus and upstream of the heat generating components along a direction of the airflow generated by the cooling components. The cooling components are rotatable towards an outside of the apparatus to expose the heat generating components. The apparatus integrated with cooling components of the present disclosure can effectively improve the maintenance efficiency of the cooling components and other important components.

Abstract: Various embodiments of the present disclosure provide a heat sink for a plug-in card and a plug-in card including the heat sink. The heat sink comprises a first part secured to a surface of the plug-in card and a second part coupled to the first part and being movable relative to the first part in a first direction, wherein the first direction is perpendicular to the surface of the plug-in card. In this way, when the second part and the first part have a larger overlap in the first direction, the heat sink has a smaller first height and when the second part and the first part have a smaller overlap in the first direction, the heat sink has a greater second height.

Abstract: Methods and systems for segmenting images having sparsely distributed objects are disclosed. A method may include: predicting object potential areas in the image using a preliminary fully convolutional neural network; segmenting a plurality of sub-images corresponding to the object potential areas in the image using a refinement fully convolutional neural network, wherein the refinement fully convolutional neural network is trained to segment images on a higher resolution compared to a lower resolution utilized by the preliminary fully convolutional neural network; and combining the segmented sub-images to generate a final segmented image.

Abstract: The present disclosure relates to a device, a system, and a computer-readable medium for calculating vessel flow parameters based on angiography. In one implementation, the device includes a processor and a memory storing computer-executable instructions that, when executed by the processor, cause the processor to perform the following operations: selecting a plurality of template frames from the angiographic images to generate a 3D model for a vessel; determining a start frame and an end frame in the plurality of angiographic images showing a contrast filling process; determining corresponding locations of front ends of the contrast in the start frame and the end frame in the 3D model of the vessel; calculating a vessel volume between the determined locations of the front ends in the 3D model; and determining an average blood flow rate based on the calculated volume, and a time interval between the start frame and the end frame.

Abstract: The present disclosure relates to a storage device and a method of controlling a rotation speed of a fan of the storage device. The storage device comprises: a housing comprising an opening; a fan arranged at an end of the housing opposed to the opening; a tray comprising a plurality of partitions arranged in rows and being operable to be drawn out of or inserted into the housing via the opening in a longitudinal direction of the housing; a plurality of tray position detectors respectively arranged on the plurality of partitions and configured to detect a relative position of the tray with respect to the housing; and a controller adapted to adjust a rotation speed of the fan according to the relative position detected by the tray position detector.

Abstract: In the embodiments of the present disclosure, a device having time division multiplexing capability of heat dissipation is provided, including: a first component and a second component arranged in different orientations; and a heat sink arranged to guide an air flow flowing through the heat sink to the first component and the second component respectively during different time periods. Therefore, the device having time division multiplexing capability of heat dissipation of the present disclosure may reduce the number of heat sinks in the device and thus, reduce the overall size of the device.

Abstract: Embodiments of the present disclosure relate to a fixing device for a double-sided heat sink and an associated heat dissipating system.

Abstract: Embodiments of the present disclosure provide a system and method for heat dissipation of a storage device. The system comprises: a guiding rail mounted in an enclosure of the storage device; a set of fans arranged on the guiding rail and being movable on the guiding rail, the set of fans being configured to dissipate heat of a disk assembly of the storage device; and a controller configured to: obtain a temperature of the disk assembly at a first time point; and in response to the temperature of at least one disk in the disk assembly exceeding a threshold temperature, perform at least one of the following: adjusting a position of at least one of the set of fans; and increasing a rotational speed of at least one of the set of fans.

Abstract: Embodiments of the present disclosure provide a rack-mounted server. The rack-mounted server comprises a first drive bay and a second drive bay, the first drive bay and the second drive bay include a plurality of drive slots respectively, and the second drive bay is disposed outside of the first drive bay and rotatable about the first drive bay. By adding a rotatable drive bay, embodiments of the present disclosure enable the rack-mounted server to accommodate more disks than the traditional server, thereby effectively increasing capacity and density of disks in the rack-mounted server.

Abstract: Methods and systems for segmenting images having sparsely distributed objects are disclosed. A method may include: predicting object potential areas in the image using a preliminary fully convolutional neural network; segmenting a plurality of sub-images corresponding to the object potential areas in the image using a refinement fully convolutional neural network, wherein the refinement fully convolutional neural network is trained to segment images on a higher resolution compared to a lower resolution utilized by the preliminary fully convolutional neural network; and combining the segmented sub-images to generate a final segmented image.