Abstract: This disclosure provides a method, a computing system and a computer program product for managing storage capacity usage in a storage system. For each of a plurality of logical storage arrays in the storage system, a Remaining Time Buffer (RTB) measure indicating time to use up respective free space currently available to the logical storage array is calculated. Respective free space currently available to each of one or more of the plurality of logical storage arrays is adjusted, so that the RTB measures of the one or more logical storage arrays satisfy a threshold.

Abstract: A computer-implemented method according to one embodiment includes creating, at a block storage system separate from a host system, a structural representation of image layer data utilized at the host system, mapping the structural representation created at the block storage system to the image layer data utilized at the host system, and performing one or more operations on the image layer data, utilizing the structural representation created at the block storage system.

Abstract: The present invention relates to a light emitting diode (LED) lamp, which includes: a base configured to electrically connect with an external power supply; at least one first printed circuit board (PCB), with at least one LED mounted thereon; a driver module, electrically connected to the base and the first PCB, and configured to drive an LED; a heat dissipation module, thermally contacted with the first PCB, and configured to dissipate heat generated from the LED; a connecting device, connected to the heat dissipation module; and a replaceable active cooling module, detachably connected to the connecting device, and configured to generate a cooling fluid for cooling at least one of the PCB and the heat dissipation module.

Abstract: A charging method for a battery set with a plurality of battery cells, having steps of performing a serial charging on the battery cells; determining whether one of the battery cells reaches a saturation voltage; and performing a uniform separately charging on the battery cells when one of the battery cells reaches the saturation voltage, wherein the uniform separately charging comprises sorting the battery cells according to cell voltages of the battery cells; and sequentially and separately charging the sorted battery cells to a Nth segmented voltage in a Nth segmentation, wherein N is a positive integer from 1 to K, and K is a positive integer larger than 1. The charging method of the present disclosure can reduce the temperature rising of the battery cell due to the longtime charging.

Abstract: A single-stage driver for a LED device, configured to be coupled between a power supply and the LED device, comprises: a rectifier, a DC-to-DC converter, a resistor and a controller. The rectifier is configured to be coupled to the power supply and convert an alternating voltage from the power supply into a first direct voltage. The DC-to-DC converter, which comprises at least two switches, is coupled between the rectifier and the LED device and configured to receive the first direct voltage and provide a constant current to the LED device. The resistor is configured to be coupled in series with the LED device. The controller is coupled between the resistor and the switches, and configured to keep the current through the LED device stable around a predetermined current value by controlling the switches based on a voltage across the resistor, wherein all the switches are turned on or off synchronously.

Abstract: The invention discloses a method for co-operating low-carbon foaming agents, comprising: preheating 1,1,1,3,3-pentachloropropane and hydrogen fluoride and then introducing into a reactor to have a reaction in the presence of a catalyst to obtain a reaction product, and separating and purifying to obtain the following low-carbon foaming agent products: trans-1,3,3,3-tetrafluoropropene, cis-1,3,3,3-tetrafluoropropene, 1,1,1,3,3-pentafluoropropane, trans-1-chloro-3,3,3-trifluoropropene, cis-1-chloro-3,3,3-trifluoropropene. The invention has the advantages of simple process, environmental friendliness, high production efficiency and low cost.

Abstract: Compounds for use in prevention and/or treatment of pain are disclosed. The compounds are derived by conjugation of N6-(4-hydroxybenzyl)adenosine and analogous compounds with amino acids or peptides. In one embodiment of the invention, the compound is 5?-glycylcarbonyl-N6-(4-hydroxybenzyl)adenosine (I-a1). In another embodiment of the invention, the compound is 5?-deoxy-5?-(N?-glycylureido)-N6-(4-hydroxybenzyl)adenosine (I-d1). Also disclosed are methods of making and using the same.

Abstract: A bipartite capper component for an illuminating lamp includes a first portion formed of a first material and a second portion formed of a second material different from the first material. The second portion of the capper component is in contact with the first portion of the capper component. The first portion of the capper component is configured to threadedly engage within a standard threaded metal base component of the illuminating lamp.

Abstract: Methods that copy data from mirrored storage to auxiliary storage arrays co-located with primary storage arrays are provided. One method includes requesting a subset of the data from a backup system mirroring the set of data at a remote location in response to detecting an error in a storage device of an array of primary storage devices storing a set of data. The method further includes receiving the subset of the data from the backup system and storing the subset of the data in an array of auxiliary storage devices co-located with the array of primary storage devices in which the subset of the data can correspond to data stored on the storage device. Systems and computer program products for performing the above method are also provided.

Abstract: A semiconductor device includes a semiconductive substrate, a first semiconductive fin and a second semiconductive fin extending upwards from the semiconductive substrate, an isolation structure at least partially between the first semiconductive fin and the second semiconductive fin, a first semiconductive raised portion and a second semiconductive raised portion. The first semiconductive raised portion extends upwards from the semiconductive substrate, is buried under the isolation structure, and is between the first semiconductive fin and the second semiconductive fin. A top surface of the first semiconductive fin is higher than a top surface of the first semiconductive raised portion. The second semiconductive raised portion extends upwards from the semiconductive substrate, is buried under the isolation structure, and is between the first semiconductive raised portion and the second semiconductive fin.

Abstract: A computer-implemented method according to one embodiment includes creating, at a block storage system separate from a host system, a structural representation of image layer data utilized at the host system, mapping the structural representation created at the block storage system to the image layer data utilized at the host system, and performing one or more operations on the image layer data, utilizing the structural representation created at the block storage system.

Abstract: Methods that copy data from mirrored storage to auxiliary storage arrays co-located with primary storage arrays are provided. One method includes requesting a subset of the data from a backup system mirroring the set of data at a remote location in response to detecting an error in a storage device of an array of primary storage devices storing a set of data. The method further includes receiving the subset of the data from the backup system and storing the subset of the data in an array of auxiliary storage devices co-located with the array of primary storage devices in which the subset of the data can correspond to data stored on the storage device. Systems and computer program products for performing the above method are also provided.

Abstract: The present invention provides an LED lamp and a temperature control circuit applied to the LED lamp. The LED lamp includes at least one LED unit, a magnetic ballast, and an LED drive circuit. The magnetic ballast is coupled to a power and configured to limit and stabilize a received alternating current. The LED drive circuit includes a temperature control circuit. The temperature control circuit is coupled to the magnetic ballast and connected in parallel with the LED unit, is configured to detect an internal temperature of the LED lamp and adjust an output power of the LED unit, and includes a thermal sensitive module having a negative temperature coefficient thermistor and a phase cut circuit.

Abstract: An electrical system having a master node, at least one slave node and a bus linked to both of the master node and the slave node is illustrated. The master node check whether a reception register of the slave node does not receives a new data for a first time period, and resets the slave node while the reception register of the slave node does not receives the new data for the first time period; and the slave node checks whether the reception register of the slave node does not receives the new data for a second time period, and resets the slave node itself while the reception register of the slave node does not receives the new data for the second time period. Therefore, the communication stability of the electrical system can be enhanced.

Abstract: A low-carbon environmentally-friendly foamer composition is disclosed. The composition includes the following ingredients in mass percentage: 60-98.99% of 1-chloro-3,3,3-trifluoropropene, 1-39.9% of 1,1,1,2,3-pentafluoropropane and 0.01-1% of 1,2,2,3-tetrafluoropropane. The GWP value of the low-carbon environmentally-friendly foamer composition is smaller than the GWP value of a single-medium HFC-245fa. This low-carbon environmentally-friendly foamer composition has the features of environmental protection, excellent foaming performance and little modification of foaming devices, and can reduce the heat conductivity coefficient and overall energy consumption level. Therefore, the low-carbon environmentally-friendly foamer composition is the best choice for high-performance hard insulating foam, and is an ideal choice of future foamer.

Abstract: A device includes a gate driver configured to output, to a gate of a switch, a turn-on voltage for activating the switch. The active gate bias driver is configured to actively drive a voltage at the gate of the switch to a first bias voltage during a first dead time of the switch and actively drive the voltage at the gate of the switch to a second bias voltage during a second dead time of the switch. The second bias voltage is different from the first bias voltage.

Abstract: Electric vehicle range extending apparatus includes a step-down voltage provision unit, cell voltage sensing unit, cell switching unit, and control unit. The step-down voltage provision unit has an input port to be coupled to the main battery pack or an auxiliary battery pack, and an output port to output a power balancing signal. The cell voltage sensing unit is for being coupled to the battery cells and sensing individual voltages of the battery cells. The cell switching unit, including a plurality of switches, is coupled to the battery cells respectively, and coupled to the output port. The control unit, coupled to the cell voltage sensing unit, step-down voltage provision unit, and cell switching unit, is for controlling the cell switching unit based on the individual voltages of the battery cells so as to apply the power balancing signal to at least one of the battery cells selectively.

Abstract: An approach for index B-tree page creation associated with linear sequential insertions in database management systems (DBMS). A linear pre-splitter receives a current index leaf page for linear sequential insertion. The linear pre-splitter asynchronously creates index leaf pages where the current index leaf page is in a predetermined position at least one page away from a last index leaf page. The linear pre-splitter updates index leaf page position identifiers associated with the index leaf pages where the index leaf page position identifiers link the index leaf pages and the last index leaf page and the linear pre-splitter inserts index leaf page identifiers and index key metadata associated with each of the index leaf pages into index non-leaf pages.

Abstract: This invention provides a ventilation kit adapted to be coupled to a recessed light fixture, and comprises two supporting members. The first is adapted to be coupled with at least one edge of the recessed light fixture, while the second is adapted to be coupled with the grid system of the ceiling. There is also through-hole for air circulation. Mounting the ventilation kit onto an existing recessed light fixture enables the existing recessed light fixtures to have either an air supply or air return ventilation feature. This invention also discloses a recessed light fixture assembly with either an air supply or air return ventilation feature.

Abstract: A method of manufacturing a semiconductor structure includes the following steps. A first raised portion is formed on a semiconductor substrate. The height of the first raised portion is reduced, and a dielectric material is formed over the first raised portion. The dielectric material is annealed such that the first raised portion is tilted.