Patent application number | Description | Published |
20080244229 | Information processing apparatus - In an information processing apparatus, a fetch to a storage address of a first storage unit which stores a first instruction executed at first within a plurality of instructions that is included in a software and executed when a processor starts the software via the channel is detected. It is detected that the processor executed a specific instruction within the plurality of instructions via the channel. It is determined whether a predetermined time has passed since the detection of the fetch to the storage address until the detection of the execution of the specific instruction. When it is determined that the predetermined time has not passed, it is determined whether an interrupt to the processor is prohibited based on a result of the processor executing the specific instruction, and an access is released to the process according to a result of determination. | 10-02-2008 |
20090164743 | INFORMATION PROCESSING APPARATUS AND DATA RECOVERING METHOD - A information processing apparatus includes, upon instructing for writing back stored contents of a main memory unit to the stored contents of the main memory unit at the time of previous modification in a sequence number that is used for identifying whether write back to the main memory unit is needed, from a backup data stored in a backup memory unit, the sequence number stored in a sequence number memory unit. The information processing apparatus selects the backup data including an integrity verification data indicating that writing is carried out completely. The information processing apparatus extracts an original data and a write destination address included in the selected backup data and writes the original data, for each original data and the write address extracted from the backup data, to a storage area, of the main memory unit, indicated by the write destination address. | 06-25-2009 |
20090172325 | INFORMATION PROCESSING APPARATUS AND DATA RECOVERING METHOD - In an information processing apparatus, when an instruction is issued to write back storage contents of a main memory unit that is non-volatile, data and a write destination address included in a backup data that is set with a read permission are extracted from the backup data stored in a backup memory unit that is non-volatile. Further, according to the data and the write destination address extracted from the backup data, the data is written to a storage area of the main-memory unit indicated by the write destination address. | 07-02-2009 |
20110213913 | MEMORY SYSTEM - According to one embodiment, a memory system includes a nonvolatile memory, a managing unit, an order rule holding unit, a position information storing unit, a list selecting unit, a block selecting unit, a writing unit, and an updating unit. The managing unit holds for each of storage areas of the nonvolatile memory a free block list indicating free blocks. The order rule holding unit holds an order rule used to determine an order of the free block lists. The position information storing unit stores position information indicating the position of the free block list in the order rule. The list selecting unit selects the free block list corresponding to the position indicated by the position information and the block selecting unit selects the free block therefrom. The updating unit updates after the list selection the position information in the position information storing unit with position information indicating the position of the subsequently selected free block list. | 09-01-2011 |
20110231610 | MEMORY SYSTEM - According to one embodiment, a free blocks included in a nonvolatile semiconductor memory are classified into a plurality of free block management lists. When a free block is acquired at normal priority, the free block is acquired from the free block management list in which a number of free blocks is larger than a first threshold. When a free block is acquired at high priority, the free block is acquired from the free block management list irrespective of the first threshold. | 09-22-2011 |
20110302361 | MEMORY SYSTEM AND METHOD OF CONTROLLING MEMORY SYSTEM - A plurality of free-block management lists for respectively managing a logical block with a same bank number, a same chip number, and a same plane number as a free block, and a free block selecting unit that selects a required number of free-block management lists from the free-block management lists to obtain a free block from the selected free-block management lists are provided, thereby improving writing efficiency. | 12-08-2011 |
20120072811 | CONTROLLER, STORAGE APPARATUS, AND COMPUTER PROGRAM PRODUCT - According to one embodiment, a controller controls writing into and reading from a storage apparatus that includes a first data-storage unit and a second data-storage unit. The second data-storage unit stores user data and parity data of the user data. The first data-storage unit stores the parity data. The controller includes a parity updating unit and a parity writing unit. When parity data is updated, the parity updating unit writes the updated parity data into the first data-storage unit. When a certain requirement is satisfied, the parity writing unit reads the parity data written in the first data-storage unit, and writes the parity data thus read into the second data-storage unit. | 03-22-2012 |
20120079167 | MEMORY SYSTEM - According to one embodiment, a memory system includes a non-volatile semiconductor memory, a block management unit, and a transcription unit. The semiconductor memory includes a plurality of blocks to which data can be written in both the first mode and the second mode. The block management unit manages a block that stores therein no valid data as a free block. When the number of free blocks managed by the block management unit is smaller than or equal to a predetermined threshold value, the transcription unit selects one or more used blocks that stores therein valid data as transcription source blocks and transcribes valid data stored in the transcription source blocks to free blocks in the second mode. | 03-29-2012 |
20120159051 | MEMORY SYSTEM - According to one embodiment, a memory system includes a non-volatile memory, a resource managing unit that reclaims resources associated with the non-volatile memory and increases the resources, when the usage of the resources associated with the non-volatile memory reaches the predetermined amount, a transmission rate setting unit that calculates a setting value of the transmission rate to receive the write data from a host device, and a transmission control unit that receives the write data from the host device and transmits the received write data to the non-volatile memory. The transmission rate setting unit calculates a small setting value when the usage of the resources associated with the non-volatile memory increases. The transmission control unit executes the reception of the write data from the host device at the transmission rate of the setting value, while the resource managing unit reclaims the resources. | 06-21-2012 |
20130275650 | SEMICONDUCTOR STORAGE DEVICE - According to the embodiments, a first management table, which is included in a nonvolatile second semiconductor memory and manages data included in a second storage area by a first management unit, is stored in the second semiconductor memory and a second management table for managing data in the second storage area by a second management unit larger than the first management unit is stored in a first semiconductor memory capable of random access. | 10-17-2013 |
20140169091 | MEMORY CONTROLLER, STORAGE DEVICE, AND MEMORY CONTROL METHOD - According to one embodiment, a memory controller controlling a NAND memory having D bits/cell, includes: a code encoder which generates a code word having correction capability of t symbols; a write control unit which controls writing of the code word to the NAND memory; and a code decoder which decodes the code word read from the NAND memory, wherein the write control unit dispersedly allocates 2×D pages stored in adjacent two word lines in a block of the NAND memory to 2×D/t or more code words. | 06-19-2014 |
20140181375 | MEMORY CONTROLLER - According to one embodiment, a memory controller includes a first interface, a second interface, a cache unit, a translation unit, an access unit and a lock unit. The first interface receives a lock request and an access request which includes a logical address. The second interface is connectable to a non-volatile memory. The cache unit comprises a plurality of cache line and caches correspondence information between the logical address and a physical address of the non-volatile memory. The translation unit translates the logical address included in the access request into the physical address with reference to the cache unit. The access unit performs access in accordance with the access request to a position indicated by the translated physical address. The lock unit sets the cache line lock state in accordance with the lock request. The lock state is the state where the cache line being prohibited to be refilled. | 06-26-2014 |
20140181376 | MEMORY CONTROLLER AND MEMORY SYSTEM - According to an embodiment, a retention time of each block group is managed and a degree of wear of each block is managed. A free block allocated to each block group is determined based on the retention time of each block group and the degree of wear of each block. | 06-26-2014 |
20140195874 | MEMORY SYSTEM - According to one embodiment, a memory device includes a memory unit including a first subunit and a second subunit, a code encoding unit configured to calculate first redundant data based on first write data and second redundant data based on second write data, and a control unit configured to cause the first write data and the first redundant data to be written in the first subunit and the second write data and the second redundant data to be written in the second subunit. The control unit is configured to control the code encoding unit to start calculation of the second redundant data after all of the writing steps for writing the first write data and the first redundant data have been carried out. | 07-10-2014 |
20140281157 | MEMORY SYSTEM, MEMORY CONTROLLER AND METHOD - According to one embodiment, a memory system includes a plurality of non-volatile memory chips and a memory controller. The memory controller controls a read operation of the memory chips, and manages correspondence relation information between a logical address included in a read command and a physical address of the memory chip. The memory controller causes at least two memory chips to store the same correspondence relation information. Further, in the read operation, the memory controller reads the correspondence relation information from at least one memory chip among the plurality of memory chips storing the same correspondence relation information. | 09-18-2014 |
20140289453 | MEMORY SYSTEM AND CONSTRUCTING METHOD OF VIRTUAL BLOCK - According to one embodiment, a virtual block is constructed according to configuration conditions that, when a plurality of physical blocks included in the virtual block are selected, the sum of the number of physical block pairs and the number of single blocks allocated from the same memory chip to one virtual block is less than or equal to a first value. | 09-25-2014 |
20140379968 | MEMORY SYSTEM HAVING A PLURALITY OF WRITING MODE - According to one embodiment, a memory system includes a non-volatile semiconductor memory, a block management unit, and a transcription unit. The semiconductor memory includes a plurality of blocks to which data can be written in both the first mode and the second mode. The block management unit manages a block that stores therein no valid data as a free block. When the number of free blocks managed by the block management unit is smaller than or equal to a predetermined threshold value, the transcription unit selects one or more used blocks that stores therein valid data as transcription source blocks and transcribes valid data stored in the transcription source blocks to free blocks in the second mode. | 12-25-2014 |
Patent application number | Description | Published |
20080237910 | Resin composition, resin compact, production method of resin compact and recycling method of resin compact - A resin composition, includes: an aliphatic polyester; a second polymer compound having a glass transition point higher than a glass transition point of the aliphatic polyester; and aluminum phosphate. | 10-02-2008 |
20080287579 | Resin composition and resin mold - A resin composition includes a resin; a radical trapping agent that has at least one of a phenol group, a nitrogen atom and a sulfuric acid group; and a char-forming agent that has a carbonate group. | 11-20-2008 |
20090247667 | RESIN COMPOSITION AND RESIN MOLDED ARTICLE - A resin composition contains (A) an aliphatic polyester as a first polymer, (B) a second polymer having a higher glass transition temperature than the first polymer, and (C) a silicone oil. | 10-01-2009 |
20100105820 | FLAME-RETARDANT BIODEGRADABLE MATERIAL AND MANUFACTURING METHOD OF THE SAME, FLAME-RETARDANT BIODEGRADABLE POLYMERIC COMPOSITION, AND MOLDED PRODUCT AND DISPOSABLE METHOD OF THE SAME - A flame-retardant biodegradable polymeric composition comprising:
| 04-29-2010 |
20100190002 | RESIN COMPOSITION AND MOLDED ARTICLE - A resin composition includes (A) a polylactic acid and (B) polyarylate particles having a number average particle diameter of from 10 nm to 300 μm. | 07-29-2010 |
20110196089 | POLYLACTIC ACID RESIN COMPOSITION, POLYLACTIC ACID RESIN MOLDED ARTICLE AND METHOD FOR PRODUCING POLYLACTIC ACID RESIN COMPOSITION - A polylactic acid resin composition contains (A) a crosslinked polylactic acid resin and (B) a flame retardant additive. | 08-11-2011 |
20110207867 | POLYLACTIC ACID RESIN COMPOSITION, METHOD FOR PRODUCING POLYLACTIC ACID RESIN COMPOSITION, AND POLYLACTIC ACID RESIN MOLDED ARTICLE - A polylactic acid resin composition contains a polylactic acid resin having an epoxy group, and a flame-retardant additive. | 08-25-2011 |
20110218278 | RESIN COMPOSITION AND MOLDED PRODUCT - A resin composition containing at least (A) a polylactic acid, (B) a phosphazene compound, and (C) a rubber and/or thermoplastic elastomer. | 09-08-2011 |
20110230607 | RESIN COMPOSITION, MOLDED PRODUCT AND METHOD FOR PRODUCING MOLDED PRODUCT - A resin composition, containing at least (A) a polylactic acid, (B) a phosphazene compound and (C) a crystal nucleator. | 09-22-2011 |
20110237719 | PARTICLE, RESIN COMPOSITION AND RESIN MOLDED ARTICLE - A particle including: at least one selected from an ionic liquid that has, as an organic cation, one selected from cyclic amidine ion-based organic cations, pyridinium-based organic cations, ammonium-based organic cations, sulfonium-based organic cations, and phosphonium-based organic cations, or a liquid phosphate ester; and a polymer compound that serves as a base material, a resin composition including the particle and a resin molded article including the resin composition are provided. | 09-29-2011 |
20110319553 | POLY LACTIC ACID RESIN, RESIN COMPOSITION, AND RESIN MOLDING - The present invention provides a poly lactic acid resin including an L-lactic acid block and a D-lactic acid block, which blocks are bonded by a carbonate bonding. | 12-29-2011 |
20120101190 | RESIN COMPOSITION AND RESIN MOLDED ARTICLE - There is provided a resin composition including cellulose ester in an amount of from about 50 to about 95 phr and an acrylonitrile-styrene copolymer-containing resin in an amount of from about 5 to about 50 phr. | 04-26-2012 |
20120204755 | COMPOUND, RESIN COMPOSITION, AND RESIN MOLDED ARTICLE - Disclosed is a compound represented by formula (1): | 08-16-2012 |
20130030084 | RESIN COMPOSITION AND RESIN-MOLDED PRODUCT - Provided is a resin composition including cellulose acetate propionate; from about phr to about 30 phr of at least one of plasticizer selected from an adipate-based plasticizer and a polyester-based plasticizer; and from about 5 phr to about 50 phr of a condensed phosphoric acid ester compound. | 01-31-2013 |
20130072599 | WOOD POWDER-CONTAINING MATERIAL, METHOD OF MANUFACTURING THE SAME, AND COMPACT - A wood powder-containing material includes wood powder having a volume average particle diameter of from about 1 μm to about 5 mm, an aliphatic polyester, and a condensed phosphate ester. | 03-21-2013 |
20130096243 | RESIN COMPOSITION AND RESIN MOLDED ARTICLE - A resin composition contains (A) a polylactic acid, (B) a polyhydroxyalkanoate, (C) an ammonium polyphosphate, and (D) a phenol-modified epoxy compound. With respect to the total amount of the resin composition, the polylactic acid (A) and the polyhydroxyalkanoate (B) are contained from about 60% by mass to about 95% by mass; the ammonium polyphosphate (C) is contained from about 4% by mass to about 35% by mass; the phenol-modified epoxy compound (D) is contained from about 1% by mass to about 5% by mass; the polylactic acid (A) is contained from about 40% by mass to about 90% by mass; the polyhydroxyalkanoate (B) is contained from about 5% by mass to about 55% by mass; and the amount ratio of the polylactic acid (A) to the polyhydroxyalkanoate (B) is from about 0.7 to about 18. | 04-18-2013 |
20130158173 | RESIN COMPOUND, RESIN COMPOSITION, AND RESIN-MOLDED PRODUCT - A resin compound includes a reaction product of (A) aliphatic polyester and/or aliphatic polyamide and (B) an aromatic compound of which a compositional ratio is from 0.1 part by weight to 5 parts by weight with respect to 100 parts by weight of the (A) and which is represented by the following Formula (1), | 06-20-2013 |
20130165565 | RESIN COMPOUND, RESIN COMPOSITION, AND RESIN-MOLDED ARTICLE - A resin compound includes a reaction product of (A) polymer which is at least selected from aliphatic polyester and aliphatic polyamide and (B) an aromatic compound with a compositional ratio from 0.1 to 10 parts by weight with respect to 100 parts by weight of (A) and represented by the following Formula (1): | 06-27-2013 |
20130203901 | LIGNOPHENOL DERIVATIVE, RESIN COMPOSITION, AND RESIN MOLDED ARTICLE - A compound includes a lignophenol derivative having a weight average molecular weight in a range of 5000 to 10000, and satisfying the following formula (1): | 08-08-2013 |
20130245171 | CROSSLINKED POLYMER COMPOUND, RESIN COMPOUND AND RESIN MOLDED PRODUCT - There is provided a crosslinked polymer compound, including: a crosslinked structure formed by reaction of a carboxyl group of polylactic acid having at least a carboxyl group at an end of a polymer chain of the polylactic acid with a hydroxyl group of a lignophenol derivative having at least a hydroxyl group in a molecular structure of the lignophenol derivative, wherein the compound comprises a high-molecular weight component insoluble in hexafluoroisopropanol and a low-molecular weight component soluble in hexafluoroisopropanol, a content ratio of the high-molecular weight component is from 2% by mass to 75% by mass based on the total amount of the high-molecular weight component and the low-molecular weight component, and the low-molecular weight component has a weight average molecular weight of 100,000 or more. | 09-19-2013 |
20130253108 | RESIN COMPOSITION AND RESIN MOLDED PRODUCT - There is provided a resin composition including: a crosslinked polymer compound having a crosslinked structure formed by reaction of a carboxyl group of aliphatic polyester having at least a carboxyl group at an end of polymer chain with a hydroxyl group of a lignophenol derivative having at least a hydroxyl group, a glass fiber, and condensed phosphate ester. | 09-26-2013 |
20140076196 | RESIN COMPOSITION AND RESIN MOLDED ARTICLE - A resin composition includes a polylactic acid resin or cellulose resin, 0.07 phr to 8 phr of lignin, and 4 phr to 30 phr of an aromatic condensed phosphoric acid ester. | 03-20-2014 |