Patent application number | Description | Published |
20120224492 | COMMUNICATION SYSTEM, COMMUNICATION APPARATUS AND TIME SYNCHRONIZATION METHOD - A communication system that is constituted by a plurality of communication apparatuses, and performs time synchronization using a time synchronization frame, wherein one of the communication apparatuses is set as a starting point node, at least one of the communication apparatuses is set as a terminal point node, the starting point node generates a time synchronization frame in an outward-route direction and transmits the generated time synchronization frame in the outward-route direction, the terminal point node generates a time synchronization frame in a return-route direction and transmits the generated time synchronization frame in the return-route direction, and an intermediate node relays a received time synchronization frame when receiving a time synchronization frame transmitted in an outward-route direction and a return-route direction. | 09-06-2012 |
20120317138 | COMMUNICATION APPARATUS AND ADDRESS LEARNING METHOD - A communication apparatus operates as a node of a network. The communication apparatus includes a port-state managing unit that updates, every time failure occurrence in the network is detected, state information indicating a state of the network, a database updating unit that updates, based on a transmission source address and a reception port of a received frame and the state information managed by the port-state managing unit, a database that determines an output port when a frame in which the transmission source address is a destination address is received, and an output-destination determining unit that determines an output port of the received frame by searching through the database using, as search keys, the destination address of the received frame and the state information managed by the port-state managing unit. | 12-13-2012 |
20130177021 | COMMUNICATION DEVICE, COMMUNICATION SYSTEM AND COMMUNICATION METHOD - A node functions as an inter-ring connection node connected to an inter-ring connection link in a communication system including a plurality of inter-ring connection links connected between adjacent ring networks. The node includes: a flow-information-pass determination unit that decides which of the inter-ring connection links a reception frame passes through, based on flow information that is stored in the frame for identifying flow to which the frame belongs; and a forwarding-destination-port decision unit that decides that a forwarding destination of the reception frame is an inter-ring connection link to which the own node is connected when the inter-ring connection link decided by the flow-information-pass determination unit is the inter-ring connection link to which the own node is connected, in the case where a destination of the reception frame is in an adjacent ring network. | 07-11-2013 |
Patent application number | Description | Published |
20090109779 | Sense amplifier controlling circuit and controlling method - A sense amplifier controlling circuit for controlling a sense amplifier in a semiconductor memory, which amplifies differential electric potential of a pair of bit lines to which memory cells are connected by sequentially operating a CMOS flip-flop and a preamplifier performing an amplification operation different from each other, controls the sense amplifier, and activate the preamplifier at an early operation stage of the CMOS flip-flop and the preamplifier independently of activation of the CMOS flip-flop during the amplification operation of the CMOS flip-flop. | 04-30-2009 |
20110286262 | Semiconductor memory device - A semiconductor memory device includes a plurality of word lines wired in a first direction, a plurality of bit lines wired in a direction crossing the first direction, a memory cell array including a plurality of DRAM cells provided corresponding to intersections between the word lines and the bit lines, a word line driver which drives the word lines, and a plurality of word line potential stabilization transistors connected to the respective word lines and disposed on an opposite side of the word line driver with the memory cell array sandwiched between the word line potential stabilization transistors and the word line driver, each word line potential stabilization transistor turning on when the word line adjacent to a relevant one of the word lines is selected, thereby connecting the relevant word line to a non-selected potential, and turning off when the relevant word line is selected. | 11-24-2011 |
20120224447 | SEMICONDUCTOR MEMORY DEVICE HAVING SELECTIVE ACTIVATION CIRCUIT FOR SELECTIVELY ACTIVATING CIRCUIT AREAS - A semiconductor memory device includes a plurality of memory banks each including a plurality of circuit areas selected based on an address signal, any one of which is selected by a corresponding bank selective signal (source transistor control signals), and a selective activation circuit that, from among circuit areas included in a memory bank that is selected based on the bank selective signal, activates any one of the circuit areas based on the address signal, and deactivates at least one of rest of the circuit areas. According to the present invention, the power consumption can be reduced in an active state by a dynamic power control in response to an address signal, not by entire power control by an external command. | 09-06-2012 |
20140016427 | SEMICONDUCTOR MEMORY DEVICE HAVING SELECTIVE ACTIVATION CIRCUIT FOR SELECTIVELY ACTIVATING CIRCUIT AREAS - A semiconductor memory device includes a plurality of memory banks each including a plurality of circuit areas selected based on an address signal, any one of which is selected by a corresponding bank selective signal (source transistor control signals), and a selective activation circuit that, from among circuit areas included in a memory bank that is selected based on the bank selective signal, activates any one of the circuit areas based on the address signal, and deactivates at least one of rest of the circuit areas. According to the present invention, the power consumption can be reduced in an active state by a dynamic power control in response to an address signal, not by entire power control by an external command. | 01-16-2014 |
Patent application number | Description | Published |
20100100550 | Apparatus, System and Method For Providing Contents and User Interface Program - A character folder generator generates one or more character folders, each of which corresponds to a specific character, at each layer of a hierarchical folder structure, and provides a terminal with information of said one or more character folders generated at each layer. A folder ID obtainer obtains identification information of the selected character folders from the terminal, when one of the character folders at each layer is selected at the terminal. A character sequence generator generates a character sequence identified based on a sequence of the character folders, each of which has been selected at each layer. A searcher searches for files by using as a keyword the generated character sequence and generates one or more files retrieved by search in the character folder finally selected at a certain layer and providing the terminal with information of the generated files in the finally selected character folder. | 04-22-2010 |
20130100049 | INPUT CONTROL DEVICE, INPUT CONTROL METHOD, AND INPUT CONTROL PROGRAM FOR CONTROLLING DISPLAY TARGET UPON RECEIVING INPUT ON DISPLAY SCREEN OF DISPLAY DEVICE - A game device includes: a display control unit that displays a plurality of display targets on a display screen of a display device; an input acquiring unit that acquires a position of input from a front touch panel or a rear touch panel, which can detect input on the display screen; and a movement control unit that defines as a target to be moved a display target displayed by the display control unit on the display screen at a position corresponding to the position of a first input entry acquired by the input acquiring unit, and operative to scroll a display target other than the target to be moved in accordance with a second input entry acquired by the input acquiring unit while keeping the display position of the target to be moved at the position of the first input entry. | 04-25-2013 |
20130100050 | INPUT CONTROL DEVICE, INPUT CONTROL METHOD, AND INPUT CONTROL PROGRAM FOR CONTROLLING DISPLAY TARGET UPON RECEIVING INPUT ON DISPLAY SCREEN OF DISPLAY DEVICE - A game device includes: a display control unit that displays a plurality of display targets on a display screen of a display device; an input acquiring unit that acquires a position of input from a front touch panel or a rear touch panel, which can detect input on the display screen; and a deformation control unit that defines as a reference position a position on the display screen corresponding to the position of a first input entry acquired by the input acquiring unit, and that deforms, in accordance with a second input entry acquired by the input acquiring unit, a display target displayed on the display screen, while keeping the reference position as the center of the deformation. | 04-25-2013 |
20130100051 | INPUT CONTROL DEVICE, INPUT CONTROL METHOD, AND INPUT CONTROL PROGRAM FOR CONTROLLING DISPLAY TARGET UPON RECEIVING INPUT ON DISPLAY SCREEN OF DISPLAY DEVICE - A game device includes: a display control unit that displays a plurality of display targets that are classified into a plurality of layers of a hierarchy; an input acquiring unit that acquires input on a front touch panel or a rear touch panel; and a switch control unit that switches display targets in a first layer in case that the input acquiring unit acknowledges a first operational input entry, which includes an input entry on the front or rear touch panel and movement of the position of the input entry thereafter, and that switches display targets in a second layer on a level upper than the first layer in case that the input acquiring unit acknowledges a second operational input entry, which includes a concurrent input entries on the front and rear touch panel and movement of the positions of the input entries thereafter. | 04-25-2013 |
20130181930 | INFORMATION PROCESSING DEVICE - Provided is an information processing device which allows a user to provide, regardless of a position or direction of a touch sensor, an operation input to the touch sensor at an arbitrary position or in an arbitrary direction. The information processing device includes two touch sensors each including a detection surface for detecting a position of an object thereon, the two touch sensors being arranged to be opposed to each other, determines at least one of a reference point and a reference axis based on one or a plurality of positions detected by one touch sensor of the two touch sensors, and evaluates a content detected by another touch sensor of the two touch sensors based on the at least one of the determined reference point and the determined reference axis to determine a content of an operation input of a user. | 07-18-2013 |