47results about How to "Quick decompression" patented technology

A device for preventing the explosion of an electric transformer equipped with a tank filled with combustible coolant fluid, includes a pressure relief element to decompress the tank, a reservoir arranged downstream of the pressure relief element and at least one stopper valve on the reservoir such that the reservoir is hermetic in order to collect a fluid that passes through the pressure relief element.

The embodiment of the invention discloses a file decompression method which comprises the following steps: reading all compressed packages under a specific catalog; searching the files of a specific type from the read compressed packages; creating a corresponding destination file folder in accordance with file information of the found files of a specific type; and decompressing the found files of a specific type into the corresponding destination file folder. The embodiment of the invention also discloses a file decompression device and a mobile terminal. By using the invention, files of a specific type in all compressed packages under a catalog specified by a user can be automatically decompressed in one step, and a corresponding destination file folder can be flexibly created. Thus, the invention decreases the error ratio, improves the decompression efficiency, saves labor resources and promotes the user experience.

The invention relates to the lossless compression method of digital images. Whether a section of pixels is the continuous same or the discontinuous same is examined according to the adjacent pixels in the spacial position in the image and is shown by flag bits. And the flag bits and step sizes are indicated by indicating bytes. If n continuous pixels are the same, one of the pointing byte is in front of the specific color value of one of the pixels; if n continuous pixels are different, the pointing byte is in front of the specific color value of the n pixels. The invention also provides the lossless compression device, the resolution method and the encoder of the digital images based on the method. The lossless compression method of the digital image has the advantages of high compression rate, fast decompression speed, storage space saving performance and good real-time performance.

A method for compressing data comprising, selecting a dictionary, compressing data using the dictionary, and appending an indicator to the compressed data, wherein the indicator comprises an indicator value representing the dictionary. A compression algorithm may also be defined, wherein the compressing of data comprises compressing data using the selected compression algorithm and dictionary, and wherein the first indicator further comprises a second indicator value representing the compression algorithm.

The present invention provides a method of producing particles from solution-in-supercritical fluid or compressed gas emulsions. In accordance with the method of the invention, a solution that includes a solute dissolved in a solvent is contacted with supercritical fluid or compressed gas to form a solution-in-supercritical fluid or compressed gas emulsion. The emulsion is sprayed through an orifice to create spray droplets. The supercritical fluid or compressed gas and the solvent are removed from the spray droplets resulting in the formation of particles that include the solute. In one embodiment of the invention, the solvent is removed from the spray droplets by lyophilization. In another embodiment of the invention, the solvent is removed from the spray droplets by evaporation.

A truss-reinforced radome crown structure (TRRCS) that functions in combination with an aircraft and a communication radome or antenna. The TRRCS maintains and protects a radome and antenna located on an aircraft's fuselage. The TRRCS includes a fairing that is preferably elliptical shaped, a truss structure that is located within and circumvents the fairing, and truss / fairing attachment means that comprise a plurality of links / rods and pins or tubes, and / or exterior horizontal intercostal rods. Once the TRRCS is attached, a radome and antenna is enclosed and protected, and the design of the TRRCS allows it to compensate for the expansion and contraction as well as other forces experienced by an aircraft while in flight.

A shock reduction muzzle brake 100 for the muzzle end of a gun barrel 106 (i) maintains sufficient rearward-facing surface area in the path of the expanding propellant gas to counter the recoil, while also (ii) guiding shock waves away from a path of a projectile 104 and (iii) decreasing the rate of base decompression to minimize decompression shock. The muzzle brake 100 includes (a) a tube 102 that defines a path for a projectile 104, and (b) multiple forwardly-inclined holes 122 extending through the side wall 116 of the tube 102 to divert propellant gases away from the path of the projectile 104. The forwardly-inclined holes 122 have an outlet of that is closer to the forward end 114 of the tube 102 than the inlet of the hole 122, thereby limiting the surface area that could reflect shock waves back onto the projectile 104. The holes 122 are sized to slow release of the base pressure to minimize decompression shock.

The invention discloses a method for processing data of a resource description framework. The method comprises the following steps of: (1) processing the data of the resource description framework by using a Hash algorithm to generate an N*3 matrix, wherein N is an integer of more than 1, and three columns of the matrix respectively represent a subject array, a predicate array and an object array; (2) determining a maximum value eidmax in the subject array and the object array and a maximum value pidmax in the predicate array; (3) establishing an associated matrix M of the data of the resource description framework, wherein the size of the associated matrix is (eidmax+1)*N, and initializing all bits of the associated matrix M to 0; (4) according to the matrix, setting a bit value in the associated matrix, and converting the data of the resource description framework; and (5) compressing the associated matrix M. By adoption of the method, a large number of data of the resource description framework can be efficiently stored.

The invention discloses an RIB rendering compressed file FPGA compression / decompression system and hardware decompression method. The system includes a client which is used to transfer the RIB rendering compressed files to a compression module. The compression module transfers the RIB rendering compressed files to a pre-processing module from the client through WAN to compress the RIB rendering compressed files from the client to the server end. RIB rendering compressed files are transferred to FPGA hardware decompression module through the WAN after being compressed with a batch by the compression module. The compression data is read by the FPGA hardware decompression module to realize the hardware decompression of RIB rendering compressed files and output the decompression results to theserver end. The server end is used to access the rendering unit to complete subsequent rendering tasks. The system improves the speed of decompression and reduce the power consumption required for the decompression process.

The invention relates to the technical field of organic wastewater treatment, in particular to a fluorine-containing aromatic hydrocarbon wastewater treatment process. The treatment process is completed with an ion exchange resin tower with a filter screen convenient to automatically replace. The wastewater treatment process comprises the following steps: 1, pretreating resin; 2, carrying out acid washing and alkali washing treatment on the resin in the resin tower; 3, pretreating fluorine-containing aromatic hydrocarbon wastewater; and 4, pumping the pretreated wastewater into the resin tower through a waste liquid pump for adsorption treatment. The treatment work of the fluorine-containing aromatic hydrocarbon wastewater can be effectively completed, meanwhile, the speed of replacing a filter element can be greatly increased, and the situation that the wastewater treatment work needs to be stopped for a long time when the filter element is replaced is avoided, so that the treatment efficiency is improved to a certain extent, a cover body can be conveniently and quickly fixed on the tower body, the resin replacement efficiency is greatly improved, and the use by people is facilitated.

A lining panel having a panel element, a rectangular through hole and a flap is provided. The lining panel has a flap which is rotatable about a hinge integrated into the panel element in order to open and / or close the rectangular through hole. A fuselage element for an aircraft includes such a lining panel.

A host device divides original data into first to Nth stream data for N being an integer of two or more, generates first to Nth compressed stream data by sequentially compressing the first to Nth stream data with a variable length compression, divides the first to Nth compressed stream data into fixed-length blocks, and sequentially transmits the fixed-length blocks to the display driver. The display driver includes a memory storing therein the fixed-length blocks and a decompression circuitry reading out the fixed-length blocks from the memory. The decompression circuitry includes first to Nth processing circuits. The first to Nth processing circuits each perform a predetermined process on the fixed-length blocks received to generate processed data. The host device sorts the fixed-length blocks so that the fixed-length blocks are supplied in the order in which the first to Nth processing circuits require the fixed-length blocks.

The present invention generally relates to bed structures having an inflatable and / or collapsible / deflatable component. More particularly, it relates to bed construction configurations that can include multiple adaptations for enhanced safety in situations of rapid loss of aircraft cabin pressure to meet airflow requirements for emergency decompression events as well as to provide overall better airflow for in-cabin air filtration systems. The bed configurations can include cross-welded structures and bowing-prevention stabilizers to control bulging of the bed when inflated.

Embodiments of the invention disclose a search request processing method and system, and aims at realizing the rapid compression and decompression of request strings and causing relatively small compression results. The method comprises the following steps: receiving, by a routing node, a search request sent by a client, wherein the search request comprises a request string input by a user through the client; using a pre-loaded dictionary to compress the request into a compressed code by the routing node by utilizing a dictionary compression algorithm; sending the compressed code and a version number of the dictionary by the routing node; and decompressing the compressed code by a search node through using the dictionary corresponding to the version number.

The invention discloses a packer. The packer comprises a hydraulic cylinder, an inner cylinder sleeve is arranged on the inner side of the hydraulic cylinder, an outer cylinder sleeve is arranged on the outer side of the hydraulic cylinder, the hydraulic cylinder can slide relative to the inner cylinder sleeve and the outer cylinder sleeve to bear an upper short section and a lower short section of the hydraulic cylinder, a rubber barrel capable of expanding and retracting is further arranged on the outer side of the outer cylinder sleeve, and an expansion chamber is formed between the rubberbarrel and the outer cylinder sleeve; an annular cutting groove is formed in the position, close to the lower short section, of the inner side wall of the outer cylinder sleeve, and a first chamber isformed in the annular cutting groove; a valve element is connected to the position, on the outer side of the hydraulic cylinder, of the interior of the first chamber in a sleeved mode; a track grooveis formed in the annular protruding inner side wall, and a protruding rod is arranged on the hydraulic cylinder to guide the hydraulic cylinder to move up and down and rotate in the circumferential direction at the same time under the action of external force; and thus automatic setting and unsealing of the packer are realized. The packer controls setting and unsealing only needing improving system pressure, simpleness and convenience are achieved, and working time is shortened.

A ground-based system and apparatus useful for simulating a high altitude hypobaric environment, the system including a plurality of hypobaric test chambers of different sizes that can be quickly and efficiently evacuated by means of a depressurization apparatus further comprising a plurality of operatively connected vacuum tanks to produce, selectively adjust and sustainably control the hypobaric environment for a desired interval ranging from minutes to weeks. The subject test chambers each have at least one large viewing port providing clear interior visibility to an external observer and desirably also include apparatus for conveniently maneuvering payloads into and out of the test chambers.

The invention discloses a device and technology for reading life cycle information of an OFD layout file. According to the method, the binary stream content in the OFD layout file is directly read through a decompression technology, and the life cycle file in the OFD layout file is obtained through step-by-step searching. By means of the method, people can read the content of the OFD file through the device and the technology, and the life cycle information of the OFD layout file can be effectively looked up; the binary stream content in the OFD layout file is directly read through the decompression technology, the process and time for decompressing the binary stream content to a temporary directory can be effectively omitted, and the reading efficiency of the OFD layout file is improved. No matter whether the file is in the application environment or leaves the application environment, the main process information and behavior information of the life cycle of the file in the original application system can be quickly and efficiently seen.

A host device divides original data into first to Nth stream data for N being an integer of two or more, generates first to Nth compressed stream data by sequentially compressing the first to Nth stream data with a variable length compression, divides the first to Nth compressed stream data into fixed-length blocks, and sequentially transmits the fixed-length blocks to the display driver. The display driver includes a memory storing therein the fixed-length blocks and a decompression circuitry reading out the fixed-length blocks from the memory. The decompression circuitry includes first to Nth processing circuits. The first to Nth processing circuits each perform a predetermined process on the fixed-length blocks received to generate processed data. The host device sorts the fixed-length blocks so that the fixed-length blocks are supplied in the order in which the first to Nth processing circuits require the fixed-length blocks.

The invention relates to an infrared forwarding system, an infrared repeater and a data learning method thereof, and belongs to the field of smart home control. The method comprises the steps: receiving infrared code waveform data composed of N high and low levels, recording the duration of each level, and obtaining level duration data; learning the infrared code waveform data: encoding each levelduration in the level duration data, compressing the encoded level duration into an encoded sequence composed of a plurality of code values, recording at least one code value in the sequence as a high level or a low level, wherein each code value is code of duration of the corresponding level ; and obtaining a compressed code of the infrared code waveform data, and storing the compressed code. Compared with an existing directly collected and stored infrared code waveform data volume, the converted compressed coded data volume is greatly reduced, a required storage space is small, storage costof an infrared transponder can be reduced, and economy is higher.

The invention relates to the lossless compression method of digital images. Whether a section of pixels is the continuous same or the discontinuous same is examined according to the adjacent pixels inthe spacial position in the image and is shown by flag bits. And the flag bits and step sizes are indicated by indicating bytes. If n continuous pixels are the same, one of the pointing byte is in front of the specific color value of one of the pixels; if n continuous pixels are different, the pointing byte is in front of the specific color value of the n pixels. The invention also provides the lossless compression device, the resolution method and the encoder of the digital images based on the method. The lossless compression method of the digital image has the advantages of high compressionrate, fast decompression speed, storage space saving performance and good real-time performance.

The invention relates to a DMD-based photoetching machine 3D gray level image exposure optimization method. The method comprises the following steps of (1) performing gray level image preprocessing onimage data to obtain to-be-processed data; (2) determining a proper thread count and the number of thread blocks according to a formulas that B is equal to (((J+N-1) / N)+T-1) / T, wherein B represents the number of thread blocks, J represents the number of bytes of to-be-processed data, N represents the number of bytes processed by each thread, and T represents the thread count; (3) performing segment processing on the to-be-processed data; and (4) performing recombination on the segment processed data, and sub-ducting invalid data. The DMD gray level exposure image is subjected to pixel compression by CUDA through an upper computer, and the compressed data is transmitted by a network interface, so that the bandwidth limitation of data transmission is lowered, and the gray level scanning exposure efficiency of the photoetching machine is improved.

The invention discloses a safe computer network communication system. The system comprises a sending end sandbox isolation system, a file transmission unit and a receiving end; the sending end sandboxisolation system comprises an analog signal copy output module, an analog signal storage module, a file compression system, a security encryption system, a key file conversion unit, a file decryptionprogram, a signal key binding module and a firewall protection system. The invention relates to the technical field of communication systems. The invention discloses the safe computer network communication system. A secret key is divided into two parts according to a specified coding sequence, wherein the two parts are bound to a transmitted compressed packet and a transmitted file decryption program respectively and are transmitted twice, wherein the secret keys in one time are incomplete, and files cannot be cracked even if one group is stolen, so the safety of data is further guaranteed, and the method is suitable for transmission of confidential files; meanwhile, a file decryption program is attached to the method, after all the data are completely received, the decryption and decompression can be rapidly and automatically conducted, and manual step-by-step operation is not needed.

The invention discloses a capability negotiation-based file compression algorithm selection method, which comprises the following steps of: compressing a test file by using all compression algorithms in a first compression module to generate a test file compression package, and recording compression time as first duration; all the generated test file compressed packages are sent to a file receiving end, and the file receiving end decompresses the related test file compressed packages by adopting corresponding compression algorithms in a second compression module and records respective decompression time as second duration; the second duration is sent to the file sending end, the file sending end adds the first duration and the second duration corresponding to the same compression algorithm, and the sum is recorded as the total duration; and selecting the compression algorithm with the minimum total duration as the compression algorithm for subsequent file compression and decompression. According to the method, the optimal compression algorithm can be selected according to the specific processing capacity of the file sending end and the file receiving end, and rapid compression and decompression of the file are achieved.

Embodiments of the present invention are directed to articles of manufacture, spheres having a diameter of 50 to 500 nanometers which contain poorly soluble drugs and methods of making such spheres. Embodiments of the present invention have particular application for the following drug candidates and closely related poorly soluble derivatives of such candidates: (i) indole hydrazinecarbothioamide [NSC 73306]; (ii) fenretinide (4HPR) [NSC 374551]; (iii) safingol [NSC 714503]; (iv) 17-allylamino demethoxygeldanamycin (17-AAG) [NSC 330507]; and (v) an aminoflavone drug [NSC 686288].