Patent application number | Description | Published |
20130166949 | SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR OPERATING THE SAME - A semiconductor memory device includes, a memory cell array configured to include a plurality of memory cells each having a plurality of logic pages, an error detector configured to detect a recovery target data among the data stored in the memory cell array, and output a logic page information of the recovery target data, a data recoverer configured to recover the recovery target data by using adjustment of a read reference voltage in response to the logic page information of the recovery target data, and a page buffer configured to read the recovery target data output from the memory cell array and write a recovered data output from the data recoverer in the memory cell array. | 06-27-2013 |
20140056073 | NONVOLATILE MEMORY DEVICE AND NONVOLATILE MEMORY SYSTEM INCLUDING THE SAME - A nonvolatile memory device includes a cell array including a plurality of pages, a selection unit configured to select one of the pages in response to a page selection address, an operation control unit configured to read data of a given number of pages adjacent to the selected page and output the read data as backup data, to erase data of the selected page, in response to a page erase command, and to reprogram update data and the backup data in the selected page and the adjacent pages, respectively, and a data storage unit configured to store the backup data. | 02-27-2014 |
20140173231 | SEMICONDUCTOR MEMORY DEVICE AND SYSTEM OPERATING METHOD - Disclosed is a semiconductor memory device for controlling a memory block. The semiconductor memory device includes a plurality of memory blocks to store data, and controller. The memory controller requests a first memory block, of the plurality of memory blocks, to performing a copy operation to copy the first memory block to a second memory block of the plurality of memory blocks. The controller then requests the first memory block to perform an operation different than the copy operation. The controller then requests the memory block to stop the copy operation based on the to perform an operation different than the copy operation. Finally, the controller requests the memory block to resume the copy operation after the operation different than the copy operation is completed. | 06-19-2014 |
20150039948 | DATA STORAGE DEVICE AND OPERATING METHOD THEREOF - A data storage device includes: a nonvolatile memory device comprising a plurality of memory blocks, each including a plurality of pages; and a controller suitable for controlling an operation of the nonvolatile memory device in response to a request from an external device, wherein the controller determines whether or not a memory block including damaged pages in which stored data are damaged occurs in the memory blocks, sets a memory block including the damaged pages to an invalid memory block based on the determination result, and regenerates free pages of the memory block set as the invalid memory block into a valid memory block. | 02-05-2015 |
20150052290 | DATA STORAGE DEVICE AND OPERATING METHOD THEREOF - An operating method of a data storage device includes comparing the number of address mapping table segments containing changed address mapping information with a backup reference value, and backing up the address mapping table segments containing the changed address mapping information in response to the comparison result. | 02-19-2015 |
20150052415 | DATA STORAGE DEVICE, OPERATING METHOD THEREOF AND DATA PROCESSING SYSTEM INCLUDING THE SAME - A data storage device includes a nonvolatile memory device; and a controller suitable for controlling an operation of the nonvolatile memory device in response to a request from an external device, wherein the controller comprises a victim block setup unit suitable for setting a victim block for performing a merge operation, based on an error count, which is detected when a read operation of the nonvolatile memory device is performed, and for storing information of the victim block. | 02-19-2015 |
Patent application number | Description | Published |
20100062498 | POLYPEPTIDE BEING CAPABLE OF INCREASING THE PRODUCTION OF L-METHIONINE, A MICROORGANISM THAT OVEREXPRESSES SAID POLYPEPTIDE AND A PROCESS OF PREPARING L-METHIONINE IN HIGH YIELD USING SAME - The present invention relates to a polypeptide capable of increasing the production of L-methionine in a microorganism. In particular, the present invention relates to an YgaZ and YgaH polypeptide or a complex thereof, referred to herein as YgaZH polypeptide, which are novel putative L-methionine exporters, polynucleotides encoding the same, a recombinant vector comprising the polynucleotide, a microorganism transformed with the recombinant vector, and a method for producing L-methionine and/or S-adenosyl-methionine, comprising the steps of culturing the transformed microorganism to produce L-methionine and/or S-adenosyl-methionine, and isolating L-methionine and/or S-adenosyl-methionine. The transformed microorganism of the present invention produces L-methionine in a high yield, thereby being used for medicinal and pharmaceutical industries and feed industry, in particular, animal feeds | 03-11-2010 |
20100184164 | Microorganism Producing L-Methionine Precursor And Method Of Producing L-Methionine And Organic Acid From The L-Methionine Precursor - The present invention relates to a method for producing L-methionine and organic acid comprising the following steps: Step 1) preparing a strain producing L-methionine precursor and producing L-methionine precursor by the fermentation of the strain; Step 2) producing L-methionine and organic acid by the enzyme reaction process with the L-methionine precursor as a substrate, and microorganism strains used in each step. | 07-22-2010 |
20130231503 | Microorganism producing L-methionine precursor and method of producing L-methionine and organic acid from the L-methionine precursor - The present invention relates to a method for producing L-methionine, comprising: i) culturing an L-methionine precursor-producing microorganism strain in a fermentation solution, so that the L-methionine precursor accumulates in the solution; and ii) mixing a converting enzyme and methylmercaptan or its salts with at least a portion of the solution to convert the accumulated L-methionine precursor into L-methionine, as well as to microorganism strains used in each step. | 09-05-2013 |
20140296466 | Method for Producing Bio-Based Homoserine Lactone and Bio-Based Organic Acid from O-Acyl Homoserine Produced by Microorganisms - The present invention relates to a method of producing bio-based homoserine lactone and bio-based organic acid through hydrolysis of O-acyl homoserine produced by a microorganism in the presence of an acid catalyst. According to the present invention, O-acyl homoserine produced by a microorganism is used as a raw material for producing 1,4-butanediol, gamma-butyrolactone, tetrahydrofuran and the like, which are industrially highly useful. The O-acyl homoserine produced by a microorganism can substitute conventional petrochemical products, can solve environmental concerns, including the emission of pollutants and the exhaustion of natural resources, and can be continuously renewable so as not to exhaust natural resources. | 10-02-2014 |
20140363859 | RECOMBINANT MICROORGANISM HAVING IMPROVED PUTRESCINE PRODUCING ABILITY AND METHOD FOR PRODUCING PUTRESCINE BY USING SAME - The present invention relates to a recombinant microorganism having enhanced ability to produce putrescine at high yield, wherein the activity of NCgl0101 is weakened in a microorganism of genus | 12-11-2014 |
Patent application number | Description | Published |
20110171441 | MULTI-LAYERED ACRYLIC RETARDATION FILM AND FABRICATION METHOD THEREOF - The present invention provides a retardation film that comprises a) a first acrylic resin layer, and b) a second acrylic resin layer that is layered on at least one side of a) the first acrylic resin layer and comprises an acrylic resin and 1 to 20 parts by weight of rubber component based on 100 parts by weight of the acrylic resin. The retardation film according to the present invention has excellent optical transparency, haze, brittleness, mechanical strength, heat resistance, durability, and the like. | 07-14-2011 |
20110262663 | RETARDATION FILM, FABRICATION METHOD THEREOF, AND LIQUID CRYSTAL DISPLAY COMPRISING THE SAME - The present invention relates to a retardation film, a method for manufacturing the same, and a liquid crystal display device comprising the same. More particularly, the present invention relates to a retardation film which comprises 1) an acryl copolymer that comprises an acryl monomer and an aromatic vinyl monomer; and 2) a rubber component, and the retardation film according to the present invention has excellent optical transparency, haze, brittleness, mechanical strength, heat resistance and durability. | 10-27-2011 |
Patent application number | Description | Published |
20090163574 | Stable Pharmaceutical Composition Containing Docetaxel and a Method of Manufacturing the Same - The present invention relates to a stable pharmaceutical composition for injection containing docetaxel and a method of preparing the same. More particularly, the present invention relates to a pharmaceutical composition for injection containing docetaxel having better storage stability than conventional medications, which is prepared by dissolving docetaxel, a water-insoluble compound, in distilled water after mixing it with cyclodextrin (CD) and a water-soluble polymer such as hydroxypropyl methylcellulose (HPMC), polyethylene glycol (PEG) or polyvinylpyrrolidone (PVP) and lyophilizing the mixture, and a method of preparing the same. | 06-25-2009 |
20100022535 | 2-Pyridyl substituted imidazoles as ALK5 and/or ALK4 Inhibitors - 2-pyridyl-substituted imidazoles which are used advantageously in the treatment of diseases mediated by ALK 5 or ALK 4 inhibitors or both. | 01-28-2010 |
20100069632 | SALTS OF PYRROLOPYRIMIDINONE DERIVATIVES AND PROCESS FOR PREPARING THE SAME - The present invention relates to salts of a pyrrolopyrimidinone derivative having superior PDE-5 inhibition activity and a process for preparing the same. More particularly, the present invention relates to a crystalline acid addition salt prepared by reacting a pyrrolopyrimidinone derivative with an acid selected from gentisic acid, maleic acid, citric acid, fumaric acid and tartaric acid. With no hygroscopic property and superior long-term storage stability, photostability and thermal stability, the salts of the pyrrolopyrimidinone derivative are appropriate to be prepared into medications and, with superior PDE-5 inhibition activity, are useful for the treatment and prevention of erectile dysfunction, pulmonary arterial hypertension, chronic obstructive pulmonary disease, benign prostatic hypertrophy and lower urinary tract diseases. | 03-18-2010 |
20100099773 | INCLUSION COMPLEX OF SIBUTRAMINE AND BETA-CYCLODEXTRIN - The present invention relates to a sibutramine-containing inclusion complex having superior storage stability, and particularly to a pharmaceutically stable inclusion complex suitable for the drug formulation, which prepared by reacting a sibutramine (N,N-dimethyl-1-[1-(4-chlorophenyl)-cyclobutyl]-3-methylbutylamine) of Formula 1 and beta-cyclodextrin in a predetermined ratio, its preparation method and a pharmaceutical composition comprising the same. | 04-22-2010 |
20100267817 | LYOPHILIZED PHARMACEUTICAL COMPOSITION WITH IMPROVED RECONSTITUTION TIME CONTAINING TAXANE DERIVATIVES AND METHOD OF MANUFACTURING THE SAME - The present invention relates to a lyophilized composition with an improved reconstitution time comprising a taxoid and a method thereof. More specifically, the present invention relates to a lyophilized composition with an improved reconstitution time prepared by mixing and dissolving a taxoid; cyclodextrin (CD); a hydrophilic polymer selected from the group consisting of hydroxypropylmethyl CeIIuIoSe (HPMC), polyethylene glycol (PEG), and polyvinylpyrrolidone (PVP); and a bulking agent of saccharides in water for injection; and lyophilizing the mixture, and a method thereof. | 10-21-2010 |
20100305202 | LYOPHILIZED PHARMACEUTICAL COMPOSITION WITH IMPROVED STABILITY CONTAINING TAXANE DERIVATIVES, AND METHOD OF MANUFACTURING THE SAME - The present invention relates to a lyophilized pharmaceutical composition for injection having superior storage stability comprising a taxoid, and a method thereof. More specifically, the present invention relates to a lyophilized pharmaceutical composition for injection having improved solubility and stability of dilution compared to the conventional preparations by dissolving a water-insoluble taxoid in distilled water added with a hydrophilic polymer such as hydroxypropylmethyl cellulose (HPMC), polyethylene glycol (PEG) or polyvinylpyrrolidone (PVP) cyclodextrin (CD), and lyophilizing the mixture and a method thereof. | 12-02-2010 |