| Patent application number | Description | Published |
|---|
| 20080222494 | COMMUNICATION APPARATUS, COMMUNICATION METHOD AND COMPUTER READABLE MEDIUM - There is provided with a communication method including: attempting to receive a media packet from a network; storing a received media packet in a first buffering unit; receiving an FEC packet including redundant data to recover a lost media packet and information which specifies a plurality of media packets associated with the redundant data; storing a received FEC packet in a second buffering unit; selecting the FEC packet from the second buffering unit; dividing FEC operation processing to be carried out using the redundant data included in selected FEC packet and the media packets related to the redundant data into a plurality of processes and sequentially carrying out each process so that one process is carried out every time the receiving of a media packet is attempted; and inserting a media packet recovered through the FEC operation processing in the first buffering unit. | 09-11-2008 |
| 20090080412 | COMMUNICATION APPARATUS AND COMMUNICATION CONTROL METHOD - A communication apparatus for dividing voice data into a plurality of packets and transmitting the packets to a destination communication apparatus includes a detection unit configured to detect one of predetermined events which are triggers of change processing of a packet division length used for the dividing, a determination unit configured to determine, when the detection unit detects the one of the predetermined events, a possible range of the packet division length after the change processing based on predetermined external information which influence the packet division length, a negotiation unit configured to negotiate the packet division length after the change processing with the destination communication apparatus based on the range determined by the determination unit, and, a control unit configured to control the packet transmission based on the packet division length negotiated by the negotiation unit. | 03-26-2009 |
| 20100124213 | WIRELESS TERMINAL DEVICE, COMMUNICATION METHOD, AND COMPUTER-READABLE RECORDING MEDIUM - A wireless terminal device performs first, second, and third scans in sequence to detect wireless access points; stores base station information on the detected wireless access points in a storing unit; sets a disappearance flag in base station information that correspond to a wireless access point that was detected in the first scan and not in the second scan; sets a reappearance flag in base station information that correspond to a wireless access point that was not detected in the second scan and was detected in the third scan; identifies a wireless base station corresponding to base station information in which the disappearance flag and the reappearance flag are set; and displays information on the wireless base station identified on a display unit. | 05-20-2010 |
| 20100142426 | WIRELESS TERMINAL, BASE STATION, WIRELESS COMMUNICATION SYSTEM, AND WIRELESS COMMUNICATION METHOD - In a wireless terminal having a wireless transceiver and a wireless receiver which operates with lower power than the wireless transceiver, when the wireless receiver receives, from a base station, a notification message notifying that data addressed to the terminal is existent, the wireless transceiver is turned on to acquire the data. | 06-10-2010 |
| 20110211564 | COMMUNICATION APPARATUS - The first wireless communication unit configured to wirelessly communicate with a first wireless apparatus on a first wireless network. The beacon transmitting unit cyclically transmits a beacon signal to the first wireless apparatus via the first wireless communication unit. The period determiner determines a transmission permission period during which data transmission by the first wireless apparatus is permitted. The notification unit notifies a control signal specifying the transmission permission period to the first wireless apparatus via the beacon signal. The power managing unit performs control so that power supply to the first wireless communication unit is suspended during a suspension period, the suspend period being a period except both the transmission permission period and a transmission timing period of the beacon signal within a whole period. | 09-01-2011 |
| Patent application number | Description | Published |
|---|
| 20120065907 | MEASURING DEVICE, PROTECTION RELAY, AND PROGRAM PRODUCT - According to one embodiment, a measuring device includes a clock output unit, a receiving unit, an adjusting unit, a generating unit, and a transmitting unit. The clock output unit generates a clock, counts the clock, and outputs a count value. The receiving unit receives a first message including time information. The adjusting unit adjusts time at which acquires a physical amount on the basis of the time information included in the first message and the count value output from the clock output unit when the first message is received. The generating unit generates a second message including a value of the physical amount acquired at the adjusted time. The transmitting unit transmits the second message to a device, which is a transmission source of the first message. | 03-15-2012 |
| 20120079302 | COMMUNICATION DEVICE AND COMMUNICATION SYSTEM - According to an embodiment, a communication device includes a wake-up signal reception unit configured to receive a wake-up signal to request a change of a state from a second state to a first state, the second state requiring less power consumption than the first state; and a state control unit configured to change the state from the second state to the first state and inform a control unit of the change of the state when the wake-up signal is received, the control unit being configured to process a frame received during the first state. | 03-29-2012 |
| Patent application number | Description | Published |
|---|
| 20090222593 | Server device, method and program - There is provided with a server device which outputs a result of computation processing to an output device, including: a communication unit configured to receive a connection request from an input device; an output device manager configured to store an identifier of the output device; and an connection controller configured to acquire output capability information of the output device, configured to acquire input capability information of the input device, configured to generate secret information which can be input to the input device and can be output by the output device, on the basis of the input capability information and the output capability information, configured to transmit the secret information to the output device, and configured to generate a result of computation processing based on input information received from the input device for transmitting to the output device in a case of receiving the secret information from the input device. | 09-03-2009 |
| 20110238865 | TERMINAL DEVICE - According to one embodiment, the following are provided: a terminal device comprising: a first communication unit communicating with a network device connected to a network, that receives a destination address of a server accompanied with an identification information for identifying the network device, and receives transmission data of the network device to the server, the transmission data containing internal data of the network device accompanied with the identification information; a device information storage unit that stores the destination address received being associated with the identification information accompanied with the destination address; a second communication unit communicating with the server, that transmits the transmission data received from the network device to the server using such destination address that is corresponding to the identification information accompanied with the transmission data from the device information storage, and receives from the server the result of determining whether the transmission data transmitted from the second communication unit matches the transmission data that the network device transmits to the server; and a display unit that displays the result of the determination. | 09-29-2011 |
| 20110258295 | INFORMATION PROCESSING TERMINAL AND METHOD THEREOF - An information processing terminal connectable to a WWW (World Wide Web) server via a public network includes a storage unit that stores content data including image information or sound information with identification information of the content data, an acquiring unit that acquires identification information of content data from the WWW server, a retrieving unit that retrieves content data corresponding to the identification information acquired by the acquiring unit from the storage unit, and a presenting unit that presents the content data retrieved by the retrieving unit. | 10-20-2011 |
| Patent application number | Description | Published |
|---|
| 20120077443 | MONITORING APPARATUS - An monitoring apparatus according to an embodiment includes a first reception unit configured to receive a communication apparatus state transition notification indicating a state transition of a communication apparatus, a second reception unit configured to receive a network state transition notification indicating a state transition of a network, a determination unit configured to determine whether the state transition of the network is caused by the state transition of the communication apparatus, and a report notification unit, wherein when the determination unit determines that the state transition of the network is not caused by the state transition of the communication apparatus, the report notification unit transmits a report, and when the determination unit determines that the state transition of the network is caused by the state transition of the communication apparatus, the report notification unit does not transmits the report. | 03-29-2012 |
| 20120079296 | COMMUNICATION DEVICE MANAGEMENT APPARATUS, USER DEVICE, AND SERVICE DEVICE - A communication device management apparatus includes a communication unit for communicating with a user device and a service device, a device information storing unit for storing device information of the service device that is received from the service device via the communication unit, an activation signal processing unit for receiving an activation signal from the user device via the communication unit, a device information transmission unit for transmitting the device information stored in the device information storing unit to the user device via the communication unit, and a power management unit for controlling an operational state. When the activation signal processing unit receives the activation signal, the power management unit shifts the operational state from an idle state to an active state consuming much power. The power management unit shifts the operational state from the active state to the idle state thereafter. | 03-29-2012 |
| 20120079297 | COMMUNICATION DEVICE, START NODE, SYSTEM, METHOD AND COMPUET PROGRAM PRODUCT - According to one embodiment, a communication device includes a start-up signal reception unit that receives a start-up signal that a start node transmits for starting up a node to be started; a first interface connected to Ethernet; a second interface connected to Ethernet; a power reception unit that receives PoE power through the first interface; a PoE controller that receives the start-up signal and PoE power and gives a transmission instruction of a start-up power signal which is a PoE power signal having a signal pattern corresponding to the start-up signal; and a power transmission unit that receives the transmission instruction from the PoE controller and transmits the start-up power signal through the second interface. | 03-29-2012 |
| 20120081212 | REMOTE ACTIVATING DEVICE - A remote activating device remotely activates a device to be activated connected to a first network and a second network. The remote activating device includes a first interface connected to the first network, a second interface connected to the second network, an arrival confirmation processing unit that transmits an arrival attribute confirmation signal to the device to be activated using the first interface and confirms whether or not the arrival attribute confirmation signal has arrived at the device to be activated, and a judging unit that decides the first interface as an activation signal transmitting interface when the arrival attribute confirmation signal has arrived at the device to be activated and decides the second interface as the activation signal transmitting interface when the arrival attribute confirmation signal has not arrived at the device to be activated. | 04-05-2012 |
| Patent application number | Description | Published |
|---|
| 20090174788 | IMAGE PROCESSING APPARATUS, CONTROL METHOD, AND COMPUTER-READABLE STORAGE MEDIUM - An image processing apparatus that enables to make a periodic noise in a captured image less noticeable without making the whole construction thereof complicated. An image pick up unit accumulates electric charges corresponding to an optical image of a target object and transfers the accumulated electric charges, and also reads them out as image signals. A control unit drives the image pick up unit to read out the image signals consecutively from the image pick up unit in a field-by-field base in such a manner so as to make the horizontal cycle of each field different from one another. | 07-09-2009 |
| 20090278970 | IMAGE SENSING APPARATUS AND CONTROL METHOD THEREFOR, AND IMAGE PROCESSING APPARATUS AND REDUCTION METHOD - An image sensing apparatus has an image sensor including two-dimensionally arranged photoelectric conversion elements, a VCCD for transferring in a vertical direction electric charge accumulated in the photoelectric conversion elements, and a HCCD for transferring in a horizontal direction the electric charge transferred from the VCCD, the image sensor for carrying out transfer of electric charge by the VCCD during transfer of electric charge by the HCCD; a noise reduction unit for reducing noise including noise caused by driving the VCCD from an image signal output from the HCCD; and a control unit for controlling whether or not noise reduction is to be carried out based on at least one of the sensitivity, shutter speed, and temperature of the image sensor. | 11-12-2009 |
| 20100053380 | IMAGE SENSING APPARATUS AND CONTROL METHOD THEREFOR - A period of periodical noise caused by a period of a drive signal of a CMOS sensor and a period of a signal generated by driving of a circuit other than the CMOS sensor is acquired, and a length of a horizontal blanking period is adjusted so that one horizontal period of a drive signal of the CMOS sensor becomes an integer multiple of the periodical noise period. Then, column noise is detected from an image signal read out by driving the CMOS sensor with a drive signal based on one horizontal period after the adjustment and the detected column noise is subtracted from the image signal. | 03-04-2010 |
| 20100253803 | IMAGE PICKUP APPARATUS - An image pickup apparatus that can reduce power consumption of the image pickup apparatus, and take high-definition moving images at high speed without bringing about decreases in recordable time and the number of still images taken. An image pickup processing unit is operated in a plurality of operation modes, and has an image pickup device and a plurality of processing units that process image pickup signals outputted from the image pickup device. An interval control circuit causes the image pickup processing unit to switch between a standby ON state and a standby OFF state in predetermined timing. A control signal is outputted to the interval control unit according to an operation mode of the image pickup processing unit. When the image pickup processing unit lies in a predetermined operation mode, a control signal for causing the interval control circuit to perform the switching is outputted to the interval control circuit. | 10-07-2010 |
| 20110013855 | IMAGE PROCESSING APPARATUS - An image processing apparatus includes a first noise removal unit which removes noise from a pixel signal when a level of the signal falls outside a range defined by first and second threshold levels, a cyclic calculation unit which makes a cyclic calculation based on weighted averaging between signals on an identical column with respect to the signal in which the noise is removed by the first noise removal unit, a column offset detection unit which detects a column offset component for each column based on the calculation result, and a second noise removal unit which performs a noise removal operation with respect to a signal on the identical column using the previously calculated cyclic calculation result when a difference between the previously calculated cyclic calculation value and the current pixel signal value falls outside a range defined by third and fourth threshold levels. | 01-20-2011 |
| 20110176040 | IMAGE SENSING APPARATUS AND CONTROL METHOD THEREFOR - An image sensing apparatus includes an image sensing unit that performs image sensing by converting incoming light into electrical signals, a control unit that controls driving of the image sensing unit so as to read out the electrical signals by each area of a plurality of areas of the image sensing unit, and a signal processing unit that processes the electrical signals read out by each of the plurality of areas. The control unit varies a horizontal cycle that drives the image sensing unit for each of the plurality of areas. | 07-21-2011 |
| 20110317039 | IMAGE PICKUP APPARATUS AND CONTROL METHOD THEREFOR - An image pickup apparatus capable of improving a conversion speed of column parallel A/D converters, while preventing a gradation representation of image pickup signals from becoming rough. The image pickup apparatus includes a CMOS sensor having A/D converters provided on output sides of column amplifiers for respective columns of two-dimensionally arranged pixels. The A/D converters have a first operation mode in which they operate with a first number of conversion bits and at a first conversion speed and a second operation mode in which they operate with a second number of conversion bits and at a second conversion speed. A signal processing circuit adds together plural pieces of two-dimensionally arranged pixel data output from the A/D converter that operate in the second operation mode, thereby expanding the number of gradation bits of the pixel data from the second number of conversion bits. | 12-29-2011 |
| Patent application number | Description | Published |
|---|
| 20090168512 | NONVOLATILE MEMORY - A nonvolatile memory wherein remaining lifetimes of memory cells can be accurately determined is provided, the nonvolatile memory includes: plural memory cell groups, assigned with respective addresses, arranged for respective words and used for storing one word of data; plural dummy cell groups also assigned the respective addresses and having different ranks of rewriting lifetimes; a writing circuit which, when writing data into a memory cell group having a given address, also writes the data into a dummy cell group having the same address at the same time; a lifetime recognizing circuit which recognizes an estimated number of past writing times by determining whether each dummy cell group can be successfully accessed; and a control section which controls operations of the memory cell groups and the dummy cell groups in response to an externally given command. | 07-02-2009 |
| 20100205394 | SEMICONDUCTOR STORAGE DEVICE AND CONTROL METHOD THEREOF - When an address indicating an access destination of a data storing unit, and a command indicating a content of a process for the address are input, block information corresponding to the input address is output from an information holding unit. Whether or not to execute the command for the address is decided on the basis of the output block information and the input command. | 08-12-2010 |
| 20120084526 | NONVOLATILE MEMORY UNIT - An apparatus includes a nonvolatile memory, an interface that at least receives an erase command of the nonvolatile memory, a first controller that controls the nonvolatile memory to execute data erasing on the basis of the erase command output from the interface, an external input unit which is installed independently of the interface, a second controller that controls the nonvolatile memory to execute data erasing on the basis of an erase instruction signal output from the external input unit, and a change-over circuit that switches between connection of the first controller with the nonvolatile memory and connection of the second controller with the nonvolatile memory, wherein the second controller controls the nonvolatile memory to execute data erasing on the basis of the erase instruction when the connection of the second controller with the nonvolatile memory is established by the change-over circuit. | 04-05-2012 |
