Patent application number | Description | Published |
20100201836 | MOBILE DEVICE AND METHOD FOR EXECUTING VISUAL PRESENTER FUNCTION AND HOLDER FOR THE MOBILE DEVICE - A mobile device having a projector module and a camera provides a visual presenter function. A method for executing such a visual presenter function in the mobile device includes selecting a visual presenter mode in a menu of the mobile device, and activating the camera of the mobile device when the visual presenter mode is selected. The method further includes acquiring an image of a target object through the camera, activating the projector module of the mobile device, and projecting the acquired image onto an external display screen through the activated projector module. A holder may be used to securely support the mobile device and selectively adjust the position of the mobile device. | 08-12-2010 |
20120239954 | APPARATUS AND METHOD FOR REDUCING CURRENT CONSUMPTION IN A PORTABLE TERMINAL - An apparatus and method for reducing current consumption in a portable terminal are provided, in which upon generation of a task, a controller transitions to a Virtual Maximum Clock (VMC) level and changes a clock level from the VMC level according to a load state of the controller, to process the task. Moreover, the controller changes the clock level by at least one of transition from the VMC level to an RMC level, a stepwise increase from the VMC level, a stepwise decrease from the VMC level, and a hold at the VMC level, according to the load state of the controller. | 09-20-2012 |
20140099924 | METHOD AND DEVICE FOR SCREEN UNLOCKING OF ELECTRONIC DEVICE - A method for authentication in an electronic device is provided, comprising: receiving a touch pattern, the touch pattern including a set of points; determining, by a processor, whether the touch pattern is valid by validating a first portion of the touch pattern, the first portion not including at least one of the set of points; when the touch pattern is determined to be valid, unlocking the screen; and when the touch pattern is determined to be invalid, holding the screen locked. | 04-10-2014 |
20140139728 | POWER SUPPLY DEVICE FOR CAMERA DEVICE IN A MOBILE TERMINAL - A power supply device for a camera device operating at a plurality of operating powers in a mobile terminal. A switching regulator generates an operating power having a highest power consumption among the operating powers from a battery power of the mobile terminal. The consumption current of the power supply device for the camera device can be significantly reduced by the switching regulator generating a sub power. The sub-power is supplied as a core power, a sensor power, and an Input/Output (I/O) power among the operating powers. | 05-22-2014 |
20140362253 | BEAMFORMING METHOD AND APPARATUS FOR SOUND SIGNAL - A beamforming method and apparatus for acquiring a sound signal in an electronic device includes selecting at least one object for beamforming to acquire a sound, measuring a first distance between the at least one object selected and a sensor for distance measurement, calculating a second distance between the at least one object and a plurality of microphones based on the first distance, and determining a weight for sound beamforming using at least one of time delay and phase delay corresponding to the second distance between the object and the microphone. | 12-11-2014 |
20140375278 | CHARGING DEVICE AND OPERATING METHOD THEREOF - An electronic device having a charging function is provided. The electronic device includes a conversion unit for converting an Alternating Current (AC) voltage to a Direct Current (DC), a first charging unit for generating a first charging voltage or current using the DC voltage, and an output unit for providing the DC voltage and the first charging voltage or current to an external device. Various other implementations are possible. | 12-25-2014 |
20140375862 | METHOD FOR PHOTOGRAPHING CONTROL AND ELECTRONIC DEVICE THEREOF - Disclosed herein are a method and apparatus for photographing an object. One or more shooting modes are selected and a photograph is taken in accordance with the one or more selected shooting modes. | 12-25-2014 |
20140380186 | ELECTRONIC DEVICE HAVING FLEXIBLE DISPLAY AND OPERATING METHOD THEREOF - An electronic device having a flexible display and method of providing the same are disclosed herein. A flexible display is disposed on at least a portion of an area of the electronic device and configured to egress or ingress from at least one housing of the electronic device to alter an exposed area of the flexible display. At least one processor operatively coupled to the flexible display is configured to detect the exposed area of the flexible display altered by egress or ingress of the flexible display from the housing, detect a setting mode based on the altered exposed area of the flexible display; and execute at least one of changing a resolution setting, changing an operation mode, and changing a user interface setting of the flexible display based on the detected setting mode. | 12-25-2014 |
20150048789 | METHOD FOR WIRELESS CHARGING AND ELECTRONIC DEVICE THEREOF - A wireless power transmitter performs a method for supplying power for wireless charging from the wireless power transmitter to a plurality of wireless power receivers. The wireless charging method includes allocating priorities to one or more electronic devices that connect for wireless charging, and supplying wireless power to the one or more electronic devices based on the priorities. Other embodiments may be implemented. | 02-19-2015 |
Patent application number | Description | Published |
20090249078 | OPEN ID AUTHENTICATION METHOD USING IDENTITY SELECTOR - Provided is an Open ID authentication method using an identity selector, which can simplify the authentication of an open ID and reduce phishing and hacking risks by automatically performing an open ID-based login process without the need to manually input an open ID uniform resource locator (URL) to a login window. | 10-01-2009 |
20100310078 | SYSTEM FOR USER-CENTRIC IDENTITY MANAGEMENT AND METHOD THEREOF - A user terminal for a user-centric identity management system includes: a browser that requests a service to the service provider server and receives a service parameter in which a plurality of selectable protocol parameters corresponding to the service are recorded from the service provider server; an interaction unit that selects any one protocol parameter among the plurality of protocol parameters by receiving the service parameter through the browser; and a service processing unit that performs a service protocol with the service provider server on the basis of the protocol parameter selected through the interaction unit, and receives token information required to receive the service from the service provider server and transfers the token information to the browser. | 12-09-2010 |
20110119744 | PSEUDONYMOUS IDENTIFICATION MANAGEMENT APPARATUS, PSEUDONYMOUS IDENTIFICATION MANAGEMENT METHOD, PSEUDONYMOUS IDENTIFICATION MANAGEMENT SYSTEM AND SERVICE ADMISSION METHOD USING SAME SYSTEM - A pseudonymous ID (identification) management apparatus includes a token processing unit for validating an authentication token; a pseudonymous ID generation unit for issuing a pseudonymous ID corresponding to the authentication token; a temporary ID generation unit for issuing a temporary ID for use in an offline subscription; and an ID validation unit for validating a pseudonymous ID received from a web service apparatus along with a pseudonymous ID validation request and transmitting pseudonymous ID validation result to the web service apparatus, and validating a temporary ID received from the web service apparatus along with a pseudonymous ID exchange request and transmitting a pseudonymous ID corresponding to the temporary ID to the web service apparatus. The web service apparatus provides a service to which a user desires to subscribe. | 05-19-2011 |
20110126010 | SERVER, SYSTEM AND METHOD FOR MANAGING IDENTITY - Disclosed herein is a system and method for managing identity. The system includes a mobile terminal, a web server, and a service terminal. The mobile terminal includes a smart card on which a management server for managing user identity is mounted. The web server generates the user identity and provides the generated identity to the management server over a wired/wireless network. The service terminal receives a required identity from the mobile terminal using Near Field Communication (NFC). | 05-26-2011 |
20110129089 | METHOD AND APPARATUS FOR PARTIALLY ENCODING/DECODING DATA FOR COMMITMENT SERVICE AND METHOD OF USING ENCODED DATA - Disclosed herein is a method and apparatus for partially encoding/decoding data for a commitment service and a method of using encoded data. The apparatus includes an encoding/decoding module for encoding/decoding a database to be committed to a server using a private key of the user, obtained by accessing a key storage unit through a key management module which manages information about the private key of the user, stored in the key storage unit, and also encoding/decoding an SQL query required to use a DB committed to the server. The encoding/decoding module partially encodes/decodes one or more of table names, field names, and attribute values of the DB. In the present invention, the table names, field names, and field attribute values of the DB are partially encoded while the existing structure of the DB is maintained, and the partially encoded DB is committed to the server. | 06-02-2011 |
20110150224 | KEY TREE CONSTRUCTION AND KEY DISTRIBUTION METHOD FOR HIERARCHICAL ROLE-BASED ACCESS CONTROL - A key tree construction and key distribution method for hierarchical role-based access control, includes: constructing a key tree including relationships between a hierarchical structure of role groups and data; performing encryption and decryption of data keys and role keys; and generating a key table, in which the data keys required to decrypt encrypted data and the role keys required to decrypt encrypted data keys are stored, with reference to the key tree. Further, the key tree construction and key distribution method for hierarchical role-based access control includes performing management such that a specific role group can obtain a data key by performing decryption based on its own role key by using both the key tree and the key table. | 06-23-2011 |
20110153800 | IDENTITY SHARING METHOD AND APPARATUS IN MOBILE COMPUTING ENVIRONMENT - An identity protocol gate way according to the exemplary embodiments of the present invention includes an artifact generating and inquiring module generating an artifact by receiving a sharing request message from a mobile identity wallet according to a request made by an application program of a mobile device, inquiring corresponding identity information according to a request of the identity information including the artifact from a web server and transferring the inquired identity information to the web server; and a protocol converting module converting the sharing request message into a protocol message of a wired environment by receiving the sharing request message from the mobile identity wallet, transferring the protocol message to the identity web server, transferring sharing response information and the artifact to the application program of the mobile device by using a mobile protocol in response to the sharing response information from the identity web server. | 06-23-2011 |
20110264770 | APPARATUS AND METHOD FOR COOPERATIVELY OPERATING WEB BROWSER AND LOCAL RESOURCE IN MOBILE TERMINAL - An apparatus for cooperatively operating a Web browser and a local resource in a mobile terminal includes a Web browser for receiving a Web page requesting a local resource from a Web server connected to the mobile terminal; and a gateway server for controlling the local resource with parameters of the Web page and transmitting information regarding execution results of the local resource to the Web server by way of the Web browser. The parameters of the Web page include at least one of an ID of the Web server, a callback address (CallbackURL), a requested local resource function, and signature information. | 10-27-2011 |
20110282938 | METHOD OF PROVIDING SEAMLESS INTEROPERABILITY BETWEEN WEB BROWSER AND APPLICATION IN SINGLE-THREADED ENVIRONMENT AND APPARATUS FOR PERFORMING THE SAME - An apparatus for providing a seamless interoperability between a web browser and an application in a single-threaded environment in a user terminal includes: a web service server configured to provide a web service via a network, based on the seamless interoperability between the web browser and the application; and a user terminal configured to receive a parameter for the web service in communication with the web service server via the network, call the application onto a first tab in the web browser, receive a return response of the application onto a second tab in the web browser to transmit the received return response to the web service server, and request the web service server to provide a result web page while executing the first tab when the second tab is closed. | 11-17-2011 |
20120083213 | PORTABLE MOBILE APPARATUS PROVIDING SUPPLEMENTARY SERVICE FOR USER AND METHOD THEREOF - The prevent invention relates to a portable mobile apparatus for a user for providing a supplementary service and a method for providing a supplementary service by using the same, and more particularly, to an apparatus and a method for providing supplementary enhanced services by using an application run in a portable mobile terminal when the portable mobile terminal such as a cellular phone or a smart phone is used for a service through short-range RF communication. The present invention can provide a variety of supplementary services to the user by using an operation function included in the application in the mobile terminal when performing the services through the short-range RF communication. Specifically, it is possible to automate the supplementary function or provide convenience to the user and interact with the user. | 04-05-2012 |
20120110663 | APPARATUS AND METHOD FOR INPUTTING USER PASSWORD - An apparatus for inputting a user password, includes an interface receiving a command. Further, the apparatus for inputting the user password includes a control unit setting a target based on the command from the interface, receiving and storing a password character, and determining that authentication is successes only when the set target and the password character are positioned at a same coordinate on a skin image. Furthermore, the apparatus for inputting the user password includes a display unit connected to the interface to display the skin image of the interface that is transmitted from the control unit. | 05-03-2012 |
20120150741 | MOBILE DEVICE FOR PROVIDING SMART WALLET SERVICE AND LAYER STRUCTURE FOR OPERATING SMART WALLET SERVICE - A smart wallet service module includes: a management unit for installing, activating, and terminating a smart wallet service or receiving and managing a user's setting; a security unit for providing an authentication service through an authenticated certificate or electronic signature; a storage unit for storing data in a database of a mobile device and managing the stored data; and a functional unit connected to a storage medium inside the mobile device and providing a service related to electronic commerce or credit card issuing. | 06-14-2012 |
20120159598 | USER AUTHENTICATION SYSTEM AND METHOD USING PERSONAL IDENTIFICATION NUMBER - A user authentication system using a personal identification number, includes a user terminal device for requesting issuance of a personal identification number from an authentication server, storing and displaying a personal identification number, and registering reference information used to permit verification of validity of the personal identification number on the authentication server. Further, the user authentication system includes an inquiry device for requesting verification of validity of the personal identification number from the authentication server, and receiving and displaying results of the verification. Furthermore, the user authentication system includes an authentication server for storing issuance information while issuing the personal identification number, determining whether to permit the verification of the validity of the personal identification number, if the inquiry device requests the verification of the validity, and replying with results of the verification, if it is determined that the verification of the validity is to be permitted. | 06-21-2012 |
20120159639 | METHOD OF PROVIDING CUSTOMIZED SERVICE WITH PRIVACY SECURITY - A method of providing customized service with privacy security includes: requesting service information provided from a smart environment to a smart environment control system; once the service information is transmitted from the smart environment control system, generating schedule information by using the service information, user personal information, and schedule generation information; and transmitting a service command to the smart environment control system according to the schedule information. | 06-21-2012 |
20130144721 | INDIVIDUALIZATION SERVICE PROVIDING SYSTEM, SERVER, TERMINAL USING USER'S FEED BACK AND PRIVACY BASED ON USER AND METHOD THEREOF - An individualization service providing system based on a user includes an individualization service client configured to be mounted in a user terminal to collect user's individualization information, generate a user profile by anonymizing the individual information according to a privacy policy, and transmit the generated user profile through a communication network, along with an individualization service request message. Further, the individualization service providing system includes an individualization service server configured to recommend individualization services corresponding to the user profile and provide the recommended individualization services to the individualization service client, at the time of receiving the individualization service request services. | 06-06-2013 |
20130159179 | MOBILE DEVICE FOR PROCESSING APPLICATION OF CLIENT DEVICE AND METHOD FOR PROCESSING APPLICATION OF CLIENT DEVICE USING THE SAME - A mobile device for processing an application of a client device includes an application information acquisition unit configured to, when a client device receives an image signal or an audio signal converted from an application information including one or more of electronic signature requirement, payment requirement, or user authentication requirement from a web service device and plays the received image signal or the audio signal, acquire the played image signal or the audio signal. Further, the mobile device includes an e-wallet application unit configured to convert the acquired image signal or the audio signal into the application information, execute and process one or more application of electronic signature, payment, or user authentication according to the application information, and then provide the result of processing the application to the web service device. | 06-20-2013 |
20130254051 | APPARATUS FOR ISSUING RECEIPTS AND USER TERMINAL USING THE RECEIPTS - There are disclosed a receipt issuing apparatus, a user terminal, a receipt issue system, and a method using smart receipts. The receipt issuing apparatus can include an issue unit configured to receive settlement information, configure a smart receipt based on the settlement information, and issue the configured smart receipt and a receipt transmission unit configured to send the issued smart receipt to a user terminal using short range wireless communication, wherein the smart receipt comprises at least one of information on a place of business, the settlement information, information on a transaction article, discount information, and an image of user signing. | 09-26-2013 |
20140025946 | AUDIO-SECURITY STORAGE APPARATUS AND METHOD FOR MANAGING CERTIFICATE USING THE SAME - An audio-security storage apparatus includes an audio connector for connecting with to an audio jack equipped in an external apparatus, and a audio-security storage module for transmitting information on certificates to the external apparatus or receiving information on certificates from the external apparatus for the storage thereof. | 01-23-2014 |
20140130162 | PHISHING PREVENTING SYSTEM AND OPERATING METHOD THEREOF - A phishing preventing system includes: a user computer outputting, at the time of accessing a predetermined website, a request signal for verifying whether the website is authenticated; a web server generating link information on the website at the time of inputting user information on the user computer and the request signal at the time of accessing the website and outputting the link information to the user computer; and a user terminal verifying whether the website is authenticated by comparing the link information with set normal authentication information by receiving the user information corresponding to the link information from the web server at the time of inputting terminal link information corresponding to the link information from the user computer. | 05-08-2014 |
20140213243 | SERVICE EQUIPMENT CONTROL METHOD AND USER EQUIPMENT FOR PERFORMING THE SAME - Disclosed is a service equipment control method for easily controlling a plurality of pieces of service equipment with one application. The service equipment control method includes requesting control interface information, used for controlling control target service equipment, from the control target service equipment, receiving the control interface information from the control target service equipment in response to the request, and outputting the received control interface information to a user. Accordingly, it is not necessary to install a home gateway, and a plurality of pieces of control target service equipment can be controlled using one application without needing to install an application for individual service equipment for controlling the service equipment. | 07-31-2014 |
20140344339 | SYSTEM FOR PROVIDING PERSONAL INFORMATION USING CLOUD ID CARD AND METHOD THEREOF - Disclosed are a system and a method for providing personal information using a cloud ID card. A system for providing personal information in accordance with the present invention includes: a cloud ID server configured to store user's personal information and cloud ID information for using the user's personal information; a cloud ID card configured to store the cloud ID information provided from the cloud ID server; and a service terminal configured to obtain the cloud ID information from the cloud ID card and to be provided with the user's personal information from the cloud ID server by use of the obtained cloud ID information. When the cloud ID information is provided from the service terminal, the cloud ID server confirms consent to use of the personal information from a user terminal corresponding to the provided cloud ID information and provides the confirmed personal information to the service terminal. | 11-20-2014 |
20140351902 | APPARATUS FOR VERIFYING WEB SITE AND METHOD THEREFOR - Disclosed are an apparatus and a method for verifying a web site by using a mobile terminal. A method, performed in a server verifying a web site, comprises receiving a message requesting verification on truth or falsehood of a web site which an access terminal accesses from the access terminal; processing the web site based on an Uniform Resource Location (URL) of the web site according to the message; generating verification information for verifying truth of falsehood of the web site based on the URL of the web site, and transmitting the verification information to a mobile terminal; and receiving verification result information on the web site which is generated in the mobile terminal based on an image of the web site and the verification information, and transmitting the verification result information to the access terminal. | 11-27-2014 |
20140351933 | SYSTEM AND METHOD FOR INSPECTING HARMFUL INFORMATION OF MOBILE DEVICE - Disclosed herein are a system and a method for inspecting harmful information of a mobile device capable of temporarily stopping an automatic access to a web site using access information for accessing a web site when the access information is obtained from various paths through a mobile device, requesting an inspecting server to inspect whether or not the corresponding web site includes harmful information, and receiving and displaying an inspection result in response to the request. | 11-27-2014 |
Patent application number | Description | Published |
20100067391 | APPARATUS AND METHOD FOR VISUALIZING NETWORK SITUATION USING SECURITY CUBE - An apparatus and method for visualizing a network condition related to a network security are provided. The apparatus includes a traffic feature extracting unit, a network condition displaying unit, and a traffic abnormal condition determining unit. The traffic feature extracting unit extracts information including source address, source port, destination address, and destination port from network traffics, selects two of the extracted information, and calculates unique dispersion degrees of two unselected information. The network condition displaying unit displays a two-dimensional cube expressed using the calculated unique dispersion degrees for the classified traffics. The traffic abnormal condition determining unit determines whether the traffics are in an abnormal condition or not based on the two-dimensional security cube. | 03-18-2010 |
20100100619 | METHOD AND APPARATUS FOR VISUALIZING NETWORK SECURITY STATE - There are provided a network security state visualization device and method, the device including: a security event collector collecting original security event information from network security apparatuses; a security event analyzer analyzing the original security event information collected by the security event collector and extracting characteristic data corresponding to a security event; and a three-dimensional visualization display unit visualizing a correlation between the characteristic data extracted by the security event analyzer as a three-dimensional screen to be displayed. | 04-22-2010 |
20100150008 | APPARATUS AND METHOD FOR DISPLAYING STATE OF NETWORK - There are provided a network state display apparatus and method capable of easily determining a present network security state in real time by analyzing an abnormality and harmful traffic deteriorating performance of a network in software by using a result of combining essential characteristics of traffic, a distinct dispersion, and an entropy and displaying the network state to be intuitionally recognized, the method including selecting and combining three of a source address, a source port, a destination address, and a destination port of collected traffic and calculating a distinct dispersion and an entropy of a residual one therefrom; displaying the calculated distinct dispersion and entropy on a security radar where the distinct dispersion and the entropy are assigned to an angle and a radius; determining whether a network state is abnormal, based on a result displayed on the security radar; and detecting reporting detailed information on abnormal traffic causing the abnormal network state. | 06-17-2010 |
20100304363 | PEPTIDE COMPOUNDS FOR DETECTING OR INHIBITING SARS CORONAVIRUS AND APPLICATION THEREOF - Disclosed herein are peptide compounds and the application thereof to the detection and inhibition of SARS coronavirus. Composed of dipeptides, the compounds for detecting and inhibiting SARS coronavirus can be readily synthesized and produced at low cost. In addition, they can be stored safely for a long period of time. The dipeptide compounds are useful as inhibitors of SARS coronavirus as well as acting as excellent capturing materials of SARS coronavirus. | 12-02-2010 |
20120117186 | DDS STRUCTURE WITH SCALABILITY AND ADAPTABILITY AND NODE CONSTITUTING THE SAME - A node constituting data distribution service (DDS) structure according to an exemplary embodiment of the present invention includes a first DDS application including a first DCPS layer and a first real-time publish-subscribe (RTPS) layer and a second DDS application including a second DCPS layer communicated with the first RTPS layer. | 05-10-2012 |
20120120953 | SYSTEM AND METHOD FOR DISCOVERING COMMUNICATION ENTITY USING DISCOVERY GATEWAY - A method includes, when a passage network connecting at least one first communication entity in a first local domain with at least one second communication entity in a second local domain does not support the broadcast scheme and the multicast scheme, transmitting, by a first discovery gateway, a discovery request to a second discovery gateway, which is one of all discovery gateways connected with the first discovery gateway, in the second local domain via the passage network. Even when a passage network that does not support broadcasting and multicasting is between two communication entities, the method enables a communication entity to search for connection information about a counterpart communication entity without information required for communication entities requiring interaction on a network to connect with each other, thereby performing a function such as data exchange and service provision at a global level. | 05-17-2012 |
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 |
20120155269 | LIGHTWEIGHT MULTICAST METHOD AND APPARATUS FOR DATA DISTRIBUTION SERVICE - The present invention provides a lightweight multicast method and apparatus for a data distribution service. The lightweight multicast apparatus includes a network congestion detection unit for multicasting packets to a plurality of subscriber node terminals, and detecting a cause of network congestion using a negative response message transferred from a relevant subscriber node terminal that could not receive the packets among the plurality of subscriber node terminals. A network recovery control unit determines a recovery control policy depending on the cause of the congestion detected by the network congestion detection unit, and solves the cause of the congestion. | 06-21-2012 |
20120166556 | METHOD, DEVICE AND SYSTEM FOR REAL-TIME PUBLISH SUBSCRIBE DISCOVERY BASED ON DISTRIBUTED HASH TABLE - A method, a device, and a system for real-time publish subscribe (RTPS) discovery based on a distributed hash table (DHT) are provided. The method for RTPS discovery based on a DHT includes: registering, by a participant peer of participants, the participants in a distributed hash table (DHT) of an overlay network; obtaining location information on relative participants to be discovered from the DHT; sharing information on entities of the relative participants by exchanging a discovery message with the participant peer based on the location information on the obtained relative participants; and performing handshaking between the entities of the participants and the entities of the relative participants. Therefore, the exemplary embodiments of the present invention can rapidly and efficiently perform the discover of the participants based on the DHT. | 06-28-2012 |
20130132582 | APPARATUS AND METHOD FOR SUPPORTING QOS IN MIDDLEWARE FOR DATA DISTRIBUTION SERVICE - Disclosed herein are an apparatus and method for supporting Quality of Service (QoS) in middleware for Data Distribution Service (DDS). The apparatus includes a QoS policy analysis module, a QoS policy management module, and a QoS policy process module. The QoS policy analysis module extracts a set of QoS policies set up by Data Centric Publish Subscribe (DCPS) and associated with publication/subscription, and analyzes the QoS policies. The QoS policy management module determines the consistency of QoS policies of the DDS, and negotiates QoS policies for DDS communication. The QoS policy process module handles the QoS policies of the DDS. | 05-23-2013 |
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 |
20130282853 | APPARATUS AND METHOD FOR PROCESSING DATA IN MIDDLEWARE FOR DATA DISTRIBUTION SERVICE - The present invention relates to an apparatus and method that are capable of optimizing the overall performance of DDS middleware for processing data by managing network threads, writer/reader threads, and memory resources. For this, an apparatus for processing data in middleware for DDS includes a network thread management module for managing, using a thread pool, a network thread which has sockets for transmitting or receiving data to or from a network in an RTPS layer. A lock-free queue management module manages a lock-free queue which has a lock-free function and which transmits or receives the data to or from the network thread. A writer/reader thread management module manages a writer thread and a reader thread so that the writer thread or the reader thread transmits or receives the data to or from the lock-free queue and performs a behavior in the RTPS layer. | 10-24-2013 |
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 |
20140351550 | MEMORY MANAGEMENT APPARATUS AND METHOD FOR THREADS OF DATA DISTRIBUTION SERVICE MIDDLEWARE - Disclosed herein are a memory management apparatus and method for threads of Data Distribution Service middleware. The apparatus includes a memory area management unit, one or more thread heaps, and a queue. The memory area management unit partitions a memory chunk allocated for the DDS middleware by a Cyber-Physical System on a memory page basis, manages the partitioned memory pages, and allocates the partitioned memory pages to the threads of the DDS middleware that have requested memory. The thread heaps are provided with the memory pages allocated to threads of the DDS middleware by the memory area management unit, and manage the provided memory pages. The queue receives memory used pages returned by the thread heaps. The thread heaps are provided with the memory pages for the threads by the queue if a memory page is not present in the memory area management unit when the threads request memory. | 11-27-2014 |
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 |