Patent application number | Description | Published |
20090062339 | COMPOSITIONS AND METHODS FOR SELECTIVE INHIBITION OF NICOTINE ACETYLCHOLINE RECEPTORS - The present invention concerns methods for treating or preventing neurological disorders characterized by dysfunction of nicotinic acetylcholine receptors by administering 2,2,6,6-tetramethylpiperidin-4-yl heptanoate (TMPH), or a pharmaceutically acceptable salt thereof, to the patient. In another aspect, the present invention pertains to pharmaceutical compositions containing TMPH, or a pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable carrier. In another aspect, the present invention pertains to methods for selectively inhibiting nicotinic acetylcholine receptors that lack an α5, α6, or β3 subunit by contacting an effective amount of TMPH, or a pharmaceutically acceptable salt thereof, to the receptor. The method for selectively inhibiting nicotinic acethylcholine receptors that lack an α5 subunit can be carried out in vivo or in vitro. | 03-05-2009 |
20090325979 | NOVEL IMIDAZOLYLALKYLCARBONYL DERIVATIVES AS CALCIUM CHANNEL MODULATORS AND PREPARATION METHOD THEREOF - Disclosed are novel imidazolylalkylcarbonyl derivatives useful as calcium channel modulators and a preparation method of the same. Also disclosed is a method for the treatment of diseases by administering the above compounds based on their inhibitory activity against calcium channel. | 12-31-2009 |
20100004286 | NOVEL ISOINDOLINONE DERIVATIVES HAVING INHIBITORY ACTIVITY AGAINST T-TYPE CALCIUM CHANNEL AND METHOD FOR PREPARATION THEREOF - Disclosed are isoindolinone derivatives, represented by Chemical Formula 1, having inhibitory activity against T-type calcium channels, pharmaceutically acceptable salts thereof, a preparation method thereof, and a pharmaceutical composition comprising the same as an active ingredient. | 01-07-2010 |
20100056545 | NOVEL PHENYLACETATE DERIVATIVES OR PHARMACEUTICALLY ACCEPTABLE SALTS THEREOF, PREPARATION METHOD THEREOF AND COMPOSITION FOR PREVENTION OR TREATMENT OF DISEASES INDUCED BY ACTIVATION OF T-TYPE CALCIUM ION CHANNEL CONTAINING THE SAME AS AN ACTIVE INGREDIENT - Disclosed herein are a new phenylacetate derivative represented by Chemical Formula 1 or pharmaceutically acceptable salt thereof, a preparation method thereof, and a composition for prevention or treatment of diseases induced by the activation of T-type calcium ion channels containing the same. The composition containing the phenylacetate derivative according to the present invention effectively inhibits the activation of T-type calcium ion channels and may be useful in the prevention or treatment of diseases such as hypertension, cancer, epilepsy, and neurogenic pains induced by the activation of T-type calcium ion channels. | 03-04-2010 |
20100094006 | NOVEL PYRAZOLYLMETHYLAMINE COMPOUNDS AS CALCIUM CHANNEL MODULATORS AND PREPARATION METHOD THEREOF - The present invention relates to pyrazolylmethylamine-piperazine derivatives and their pharmaceutically acceptable salts effective as calcium channel modulators and a method of manufacturing the same. The present invention also relates to the medicinal use of the above compounds as therapeutic treatment of diseases due to their effect as calcium channel modulators. | 04-15-2010 |
20110319619 | NOVEL 1,6-DISUBSTITUTED-3-AMINO-4,5,6,7-TETRAHYDRO-1H-PYRAZOLO[3,4-C]PYRID- IN-7-ONE COMPOUNDS AND PREPARATION THEREOF - Provided are a novel 1,6-disubstituted-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridin-7-one compound, a pharmaceutically acceptable salt compound thereof, a method for preparing the compound, and an anticancer pharmaceutical composition including the compound as an effective ingredient. | 12-29-2011 |
20120329783 | COMPOSITIONS AND METHODS FOR SELECTIVE INHIBITION OF NICOTINE ACETYLCHOLINE RECEPTORS - The present invention concerns methods for treating or preventing neurological disorders characterized by dysfunction of nicotinic acetylcholine receptors by administering 2,2,6,6-tetramethylpiperidin-4-yl heptanoate (TMPH), or a pharmaceutically acceptable salt thereof, to the patient. In another aspect, the present invention pertains to pharmaceutical compositions containing TMPH, or a pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable carrier. In another aspect, the present invention pertains to methods for selectively inhibiting nicotinic acetylcholine receptors that lack an α5, α6, or β3 subunit by contacting an effective amount of TMPH, or a pharmaceutically acceptable salt thereof, to the receptor. The method for selectively inhibiting nicotinic acethylcholine receptors that lack an α5 subunit can be carried out in vivo or in vitro. | 12-27-2012 |
20140343295 | NOVEL 6-PYRAZOLYLAMIDO-3-SUBSTITUTED AZABICYCLO[3.1.0]HEXANE COMPOUNDS AS CALCIUM CHANNEL INHIBITORS - The present invention relates to a 6-pyrazolylamido-3-substituted azabicyclo[3.1.0]hexane derivatives useful as calcium channel blockers, pharmaceutically acceptable salts thereof and medical use of the calcium channel inhibiting effect of the compounds for treatment of diseases. | 11-20-2014 |
Patent application number | Description | Published |
20110114596 | BOTTLE - Disclosed herein is a bottle having a neck portion and a body portion for containing liquid contents therein. The body portion includes a plurality of guides which are formed around at least a partial area or an entire area of the body portion in a spiral pattern. The guides protrude inwards from the inner surface of the body portion to have convex shapes, so that the liquid contents are guided towards an opening of the neck portion while spirally revolving inside the body portion, and the body portion is able to be compressed by compression force with respect to a longitudinal direction. A cross-section of each of the plurality of guides has an angled shape of “>” or “<”, and an outermost midpoint (c) of a horizontal medial line of the guide has a round shape, a pointed shape or a vertically angled shape. An upper bent point (a) is formed in an upper portion extending upwards from the outermost midpoint (c) of each of the guides, and a lower bent point (c) is formed in a lower portion extending downwards from the outermost midpoint (c), so that an upright strength of the body portion is maintained even when the liquid contents contained in the body portion move. | 05-19-2011 |
20120274043 | APPARATUS FOR ADJUSTING THE HEIGHT OF A SADDLE FOR A BICYCLE - Disclosed herein is an apparatus for adjusting the height of a saddle for a bicycle. The apparatus includes a saddle lift device that moves the saddle upwards or downwards to adjust the height of the saddle, and a controller that controls the operation of the saddle lift device. In the present invention, even when a bicycle is traveling, the height of the saddle can be automatically adjusted to an appropriate height depending on the travel conditions, thus enhancing the safety of a rider and providing convenience. Moreover, the present invention stores information about the body type of the rider and automatically adjusts the height of the saddle to a height suitable for the body type, thus making it markedly easy to adjust the height of the saddle, and enhancing the safety of the rider while riding the bicycle. | 11-01-2012 |
20120283057 | AUTOMATIC TRANSMISSION FOR A BICYCLE - The present invention relates to an automatic transmission for a bicycle, including: a front sprocket unit coupled to pedals; a rear sprocket unit mounted to a rear wheel; and a drive chain, extremities of which are wound around one sprocket of the front sprocket unit and around one sprocket of the rear sprocket unit, respectively, whereby the torque and speed of the bicycle can be changed in accordance with the combination of the diameters of the sprockets. The front sprocket unit receives a rotating force, and rotates in a direction that propels a bicycle body having pedals forward, but does not receive a rotating force in a direction opposite the rotating direction. The automatic transmission of the present invention can automatically perform a gear-shifting operation without forcing a rider to work the pedals while riding, yet changing the torque and speed of the bicycle. | 11-08-2012 |
Patent application number | Description | Published |
20110057541 | HIGH POWER ULTRASONIC TRANSDUCER - A high power ultrasonic transducer includes a first ultrasonic transducer cell and at least one second ultrasonic transducer cell disposed on the first ultrasonic transducer cell. The at least one second ultrasonic transducer cell oscillates together with the first ultrasonic transducer cell. | 03-10-2011 |
20120112602 | ULTRASONIC TRANSDUCER CELL AND ULTRASONIC TRANSDUCER CHANNEL AND ULTRASONIC TRANSDUCER INCLUDING THE ULTRASONIC TRANSDUCER CHANNEL - An ultrasonic transducer cell, an ultrasonic transducer channel, and an ultrasonic transducer including the ultrasonic transducer channel are provided. The ultrasonic transducer cell includes a substrate, at least three columns arranged on the substrate at regular intervals, and a thin film arranged on the at least three columns. | 05-10-2012 |
20120179043 | SUBJECT DIAGNOSIS SYSTEM, MEDICAL IMAGE SYSTEM FOR PROVIDING DIAGNOSIS IMAGE OF SUBJECT, AND METHOD OF DISPLAYING DIAGNOSIS IMAGE OF SUBJECT - A diagnosis system, a medical image system, and a method of displaying a diagnosis image are provided. The diagnosis system includes a probe including a plurality of sub-arrays, each of the sub-arrays including at least one line of array transducers, the array transducers being configured to transmit and receive signals to and from a subject being diagnosed, and a hybrid beamformer configured to perform analog beamforming in a direction in which the sub-arrays are arranged, and perform digital beamforming in a direction perpendicular to the direction in which the sub-arrays are arranged. | 07-12-2012 |
20120277590 | BEAMFORMING METHOD AND APPARATUS, AND MEDICAL IMAGING SYSTEM - A beamforming method includes generating a control signal for implementing a delay time for each of a plurality of transducers of each of a plurality of two-dimensional (2D) transducer-arrays, transmitting the control signal to a plurality of driving units respectively corresponding to the plurality of 2D transducer-arrays via an interposer that electrically connects the plurality of 2D transducer-arrays to each other, and driving each 2D transducer-array of the plurality of 2D transducer-arrays with a corresponding driving unit of the plurality of driving units according to the control signal transmitted via the interposer. | 11-01-2012 |
20120316437 | APPARATUS FOR DRIVING TWO-DIMENSIONAL TRANSDUCER ARRAY, MEDICAL IMAGING SYSTEM, AND METHOD OF DRIVING TWO-DIMENSIONAL TRANSDUCER ARRAY - An apparatus for driving a two-dimensional transducer array, a medical imaging system and a method of driving a two-dimensional transducer array are provided. An apparatus for driving a two-dimensional (2D) transducer array including one or more transducers includes one or more drivers configured to respectively drive the transducers, each of the drivers including a register, a comparator, a pulse frequency setter, a multi-pulse controller, a transmission signal generator, a signal transceiver, a transmission and reception switch, and a reception signal amplifier, and a driving controller configured to control the drivers. | 12-13-2012 |
20130109969 | SAMPLING METHOD, APPARATUS, PROBE, RECEPTION BEAMFORMING APPARATUS, AND MEDICAL IMAGING SYSTEM PERFORMING THE SAMPLING METHOD | 05-02-2013 |
20130158409 | METHOD AND APPARATUS FOR PERFORMING ANALOG BEAMFORMING - A method and apparatus for performing analog beamforming is provided. According to the method and apparatus, the analog beamforming is effectively performed by using as small a number of devices as possible and by processing a relatively small amount of data. | 06-20-2013 |
20130226000 | APPARATUS AND METHOD FOR GENERATING ULTRASONIC IMAGE - Provided is an ultrasonic image generating apparatus that may generate an ultrasonic image by using an ultrasonic transducer which has a wideband frequency transfer characteristic or an ultra-wideband frequency transfer characteristic, such as a micromachined ultrasonic transducer (MUT). A pulse generator of the ultrasonic image generating apparatus may generate a first ultrasonic pulse having a first center frequency and a first bandwidth and a second ultrasonic pulse having a second center frequency and a second bandwidth. The ultrasonic transducer may simultaneously transmit the first ultrasonic pulse and the second ultrasonic pulse. | 08-29-2013 |
20130286593 | ULTRASONIC PROBE - An ultrasonic probe, from which heat generated in an integrated circuit which is bonded to a cMUT is released, is provided. The ultrasonic probe includes a transducer which is configured to generate ultrasound radiation, an integrated circuit which is installed on the rear surface of the transducer, a printed circuit board which is installed on the rear surface of the integrated circuit and has an opening via which the rear surface of the integrated circuit is at least partially exposed, a heat spreader which has a protrusion inserted into the opening of the printed circuit board and is configured to absorb heat generated in the integrated circuit, and a heat dissipation module which is configured to release heat absorbed by the heat spreader to the outside. | 10-31-2013 |
20130338506 | METHOD AND APPARATUS FOR PERFORMING 3-DIMENSIONAL ULTRASOUND VOLUME SCANNING BY USING 2-DIMENSIONAL TRANSDUCER ARRAY - A method and apparatus for performing three-dimensional (3D) ultrasound volume scanning by using a two-dimensional (2D) transducer array, in which a plurality of transducer elements are two-dimensionally arranged, including applying at least two codes which are orthogonal to each other to at least one one-dimensional (1D) transducer array which is included in the 2D transducer array, the 1D transducer array having transducer elements which are arranged linearly from among the plurality of the transducer elements; obtaining signals which respectively correspond to the codes which are orthogonal to each other from signals which are reflected by a target object and received by the plurality of transducer elements; and generating image data regarding the target object by using the obtained signals. | 12-19-2013 |
20130341303 | JIG, MANUFACTURING METHOD THEREOF, AND FLIP CHIP BONDING METHOD FOR CHIPS OF ULTRASOUND PROBE USING JIG - A jig includes a wafer including an accommodation groove configured to accommodate a capacitive micromachined ultrasonic transducer (cMUT) when flip chip bonding is performed, and a separation groove formed in a bottom surface of the accommodation groove, the separation groove having a bottom surface that is spaced apart from thin films of the cMUT that face the bottom surface of the separation groove when the cMUT is seated on portions of the bottom surface of the accommodation groove. | 12-26-2013 |
20140013850 | TRANSDUCER MODULE INCLUDING CURVED SURFACE FRAME, ULTRASONIC PROBE INCLUDING TRANSDUCER MODULE, AND METHOD OF PRODUCING CURVED SURFACE FRAME - A transducer module includes a curved surface frame which is formed from a flexible material in a curved shape and includes a front surface and a rear surface; a transducer which is disposed on the front surface; and a support frame which is mounted on the rear surface and supports the curved surface frame. | 01-16-2014 |
20140360274 | PORTABLE ULTRASONIC PROBE - A portable ultrasonic probe includes a main body including a transducer to generate an ultrasonic wave and a folder portion including a display portion and pivotally coupled to an end portion of the main body, the main body includes a first heat radiation module configured to absorb and emit heat generated by the transducer, and the folder portion includes a second heat radiation module thermally coupled to the first heat radiation module when the folder portion is in a first position and configured to emit heat transmitted from the first heat radiation module. | 12-11-2014 |
20140364741 | PORTABLE ULTRASONIC PROBE - Provided is a portable ultrasonic probe including a main body comprising a transducer configured to generate an ultrasonic wave, and a folder part comprising a display and rotatably coupled to an end portion of the main body, wherein the main body further comprises an analog to digital (AD) converter and a beamformer, the AD converter and the beamformer being provided in a chip. | 12-11-2014 |
20140364742 | ULTRASONIC PROBE AND MANUFACTURING METHOD THEREOF - Disclosed herein is an ultrasonic probe capable of emitting heat generated by a transducer outside the ultrasonic probe using a heat radiation plate. The ultrasonic probe includes a transducer configured to generate an ultrasonic wave, a heat spreader provided on a surface of the transducer, the heat spreader being configured to absorb heat generated by the transducer, at least one heat radiation plate which contacts at least one side of the heat spreader, and at least one board installed on the at least one heat radiation plate so as to transfer heat generated by the at least one board to the at least one heat radiation plate. | 12-11-2014 |
20150099977 | APPARATUS AND METHOD FOR BEAMFORMING - Disclosed herein is a beamforming apparatus for beamforming signals which are transmitted or received by a probe which includes a plurality of transducer blocks, each of which includes a plurality of transducers. The apparatus includes a controller configured to control components to delay signals to be transmitted by the plurality of transducers included in each transducer block or signals received by the plurality of transducers included in each transducer block, and an analog beamformer which includes a plurality of beamforming units which correspond to the respective transducer blocks. The plurality of beamforming units is configured to perform analog beamforming on signals transmitted or received by the plurality of transducers included in each transducer block based on a control signal which is received from the controller, to reduce a dynamic delay range, thereby reducing a size of a delay line. | 04-09-2015 |
20150140824 | JIG, MANUFACTURING METHOD THEREOF, AND FLIP CHIP BONDING METHOD FOR CHIPS OF ULTRASOUND PROBE USING JIG - A jig includes a wafer including an accommodation groove configured to accommodate a capacitive micromachined ultrasonic transducer (cMUT) when flip chip bonding is performed, and a separation groove formed in a bottom surface of the accommodation groove, the separation groove having a bottom surface that is spaced apart from thin films of the cMUT that face the bottom surface of the separation groove when the cMUT is seated on portions of the bottom surface of the accommodation groove. | 05-21-2015 |
Patent application number | Description | Published |
20110268318 | PHOTO DETECTING APPARATUS AND SYSTEM HAVING THE SAME - A photo detecting apparatus may include a signal processing unit, a control register unit, and a register data changing unit. The signal processing unit is configured to process electric signals converted from incident light to generate image data. The control register unit supplies a set value to the signal processing unit, the set value controlling operation of the signal processing unit. The control register unit stores a first set value supplied through a first bus, the first set value corresponding to an initial set value based on a decoded external control signal. In addition, the register data changing unit supplies a second set value to the control register unit through a second bus, separate from the first bus, when the first set value is to be changed. | 11-03-2011 |
20140002636 | METHOD AND DEVICE OF MEASURING THE DISTANCE TO AN OBJECT | 01-02-2014 |
20140104391 | DEPTH SENSOR, IMAGE CAPTURE MEHOD, AND IMAGE PROCESSING SYSTEM USING DEPTH SENSOR - An image capture method performed by a depth sensor includes; emitting a first source signal having a first amplitude towards a scene, and thereafter emitting a second source signal having a second amplitude different from the first amplitude towards the scene, capturing a first image in response to the first source signal and capturing a second image in response to the second source signal, and interpolating the first and second images to generate a final image. | 04-17-2014 |
20140111423 | MOBILE SYSTEMS INCLUDING IMAGE SENSORS, METHODS OF OPERATING IMAGE SENSORS, AND METHODS OF OPERATING MOBILE SYSTEMS - A mobile system may comprise a three-dimensional (3D) image sensor on a first surface of the mobile system configured to perform a first sensing to detect proximity of a subject and a second sensing to recognize a gesture of the subject by acquiring distance information for the subject; and/or a display device on the first surface of the mobile system to display results of the first sensing and the second sensing. A mobile system may comprise a light source unit; a plurality of depth pixels; and/or a plurality of color pixels. The light source unit, the plurality of depth pixels, or the plurality of color pixels may be activated based on an operation mode of the mobile system. | 04-24-2014 |
20140118252 | METHOD OF DISPLAYING CURSOR AND SYSTEM PERFORMING CURSOR DISPLAY METHOD - A cursor displaying method that re-sizes a cursor displayed in a display field while repositioning the cursor in response to a detected user gesture. | 05-01-2014 |
20140119603 | METHODS OF AND APPARATUSES FOR RECOGNIZING MOTION OF OBJECTS, AND ASSOCIATED SYSTEMS - A method of recognizing motion of an object may include periodically obtaining depth data of a first resolution and two-dimensional data of a second resolution with respect to a scene using an image capturing device, wherein the second resolution is higher than the first resolution; determining a motion tracking region by recognizing a target object in the scene based on the depth data, such that the motion tracking region corresponds to a portion of a frame and the portion includes the target object; periodically obtaining tracking region data of the second resolution corresponding to the motion tracking region; and/or analyzing the motion of the target object based on the tracking region data. | 05-01-2014 |
Patent application number | Description | Published |
20100160744 | BIOLOGICAL SIGNAL SENSOR APPARATUS, WIRELESS SENSOR NETWORK, AND USER INTERFACE SYSTEM USING BIOLOGICAL SIGNAL SENSOR APPARATUS - A biological signal sensor apparatus worn on a user's body includes: a sensor unit for sensing physical states or movements of a user to generate biological signal data; a wireless communications unit for performing wireless data communications with a wireless sensor network to transmit the biological signal data; a sensor network protocol processing unit for processing protocols for end-to-end communications between the wireless communications unit and the wireless sensor network and for performing a mobility support procedure for the biological signal sensor apparatus; a processor for controlling the wireless data communications, the end-to-end communications, and the mobility support procedure to allow the biological signal sensor apparatus to serve as a mobile wireless sensor node; and a connection unit for connecting the sensor unit and the processor. The biological signal sensor apparatus serves as a mobile wireless sensor node in the wireless sensor network. | 06-24-2010 |
20110272376 | TROLLEY ASSEMBLY FOR A CRANE AND A CRANE THEREWITH - A crane for loading and unloading a cargo includes a trolley assembly. The trolley assembly includes a first trolley movable in a longitudinal direction along a boom of the crane; a second trolley movable in a lateral direction on the first trolley; a hoist provided on the second trolley; a spreader movable in a vertical direction by the hoist; a light emitting unit provided on the spreader; and a smart camera for capturing an image of the light emitting unit to measure a movement of the spreader. A movement of the hoist is controlled by a location control unit based on the measured movement of the spreader. | 11-10-2011 |
20120131586 | APPARATUS AND METHOD FOR CONTROLLING RESPONSE TIME OF APPLICATION PROGRAM - The present invention relates to a multi-control method for management of the response time of a data-centric real-time application program. The present invention integrally models a first system for controlling the response time of CPU operations and a second system for controlling the response time of accessing a storage medium using a MIMO structure and simultaneously controls the response time of the CPU operation and the response time of accessing the storage medium through the configuration by the integrated modeling. According to exemplary embodiments of the present invention, it is possible to more efficiently control the response time than an existing feedback control method. | 05-24-2012 |
20130205012 | APPARATUS AND METHOD FOR TRANSMITTING NODE DISCOVERY MESSAGES - Disclosed herein are an apparatus and method for transmitting Node Discovery Messages. The apparatus includes a Medium Access Control layer information collection unit, a Discovery Window Slot calculation unit, a DW size determination unit, a DWS selection unit, and an NDM processing unit. The MAC layer information collection unit collects time slot information for NDMs in a previous round. The DWS calculation unit generates information about the slots of a Discovery Window of a discovery frame in the previous round based on the time slot information. The DW size determination unit determines the size of the DW in a current round based on the information about the slots of the DW. The DWS selection unit selects Discovery Window Slots in the current round based on the size of the DW. The NDM processing unit sends the NDMs during respective times corresponding to the DWSs. | 08-08-2013 |
20130346580 | APPARATUS AND METHOD FOR GENERATING QOS PROFILE FOR SUPPORTING DATA DISTRIBUTION SERVICE IN CYBER-PHYSICAL SYSTEM - Disclosed herein are an apparatus and method for generating a Quality of Service (QoS) profile. The apparatus includes a user interface unit, a resource QoS policy generation unit, a traffic QoS policy generation unit, and a QoS profile generation unit. The user interface unit receives a QoS policy for Data Distribution Service (DDS) from a user. The resource QoS policy generation unit collects resource data for a device that performs the DDS, and generates a QoS policy for handling resources using the collected resource data. The traffic QoS policy generation unit collects traffic data for a network via which the DDS is performed, and generates a QoS policy for handling traffic using the collected traffic data. The QoS profile generation unit generates a QoS profile based on the QoS policy received from the user, the QoS policy for handling resources, and the QoS policy for handling traffic. | 12-26-2013 |
20140115153 | APPARATUS FOR MONITORING DATA DISTRIBUTION SERVICE (DDS) AND METHOD THEREOF - An apparatus for monitoring a data distribution service (DDS), and a method thereof are disclosed. A DDS monitoring apparatus monitoring a data distribution service (DDS) includes: a monitoring participant configured to receive a monitoring topic from a DDS node, wherein the monitoring topic is status information of the DDS node; a monitoring data collector configured to collect the monitoring topic, and to determine whether or not the monitoring topic is urgent; and a monitoring data analyzer configured to analyze the monitoring topic according to whether or not the monitoring topic is urgent to determine whether to create DDS status information corresponding to the status of the DDS node. Accordingly, it is possible to monitor a DDS in real time. | 04-24-2014 |
20140351666 | MULTICAST APPARATUS AND METHOD - Disclosed herein are a multicast apparatus and method. In the multicast method, a multicast apparatus searches one or more communication objects in a distributed network environment. Multicast data is received from a sender-side communication object among the one or more communication objects. A polling message is received from the communication object that transmitted the multicast data. A response message corresponding to the polling message is sent. It is determined whether a transmission error has occurred between communication objects based on results of sending of the response message, and multicasting is performed based on results of determination. | 11-27-2014 |
20140365589 | METHOD AND APPARATUS FOR DISCOVERING COMMUNICATION ENTITY - Disclosed herein are an apparatus and method for discovering a communication entity. The apparatus for discovering a communication entity includes a list generation unit for generating a list of connection target Data Readers (DRs), a counter generation unit for generating a counter including information about a number of the connection target DRs, and a discovery message communication unit for establishing communication connections to the connection target DRs based on the list and the counter. The discovery message communication unit includes a transmission unit for transmitting a DR discovery message including data topic information or possible service quality information to each of the connection target DRs, and a reception unit for receiving a Data Writer (DW) discovery message including data topic information or possible service quality information from each of the connection target DRs. | 12-11-2014 |
20150188996 | VIRTUAL OBJECT GENERATING APPARATUS AND METHOD FOR DATA DISTRIBUTION SERVICE (DDS) COMMUNICATION IN MULTIPLE NETWORK DOMAINS - Provided herein is a method and apparatus for generating a virtual object for DDS (Data Distribution Service) communication in multiple network domains, the apparatus including: a communicator for receiving EDP (Endpoint Discovery Protocol) information on a remote Endpoint from a remote network domain separated physically or logically; and a virtual object generator for matching the EDP information on the remote Endpoint and information included in the remote network domain prestored in a database, and for generating a virtual object corresponding to the remote Endpoint. | 07-02-2015 |