Patent application number | Description | Published |
20090018698 | ROBOT SYSTEM BASED ON NETWORK AND EXECUTION METHOD OF THAT SYSTEM - The present invention relates to a network-based robot system and an executing method thereof. According to an exemplary embodiment of the present invention, predefine environment information is expressed in a universal data model (UDM) described by a linkage that shows a relationship among nodes, each node being an object of a virtual space abstracted by a real physical space. The universal data model is updated based on the context information, event occurrence information is transmitted to a task engine when the context information data value is changed, and the task engine executes a corresponding task through reasoning and invokes an external service. The robot can better recognize the context information by utilizing the external sensing function and external processing function. In addition, the robot system can provide an active service by reasoning the recognized context information and obtaining high-level information. | 01-15-2009 |
20100156722 | METHOD AND APPARATUS FOR CONTROLLING RADIATION DIRECTION OF SMALL SECTOR ANTENNA - Disclosed are an apparatus and method for controlling a radiation direction of a small sector antenna, used for a small wireless transmission device having limited power and calculation capabilities, capable of operating at a low power consumption with the necessity of simple calculation capabilities or without the necessity of even a few calculation capabilities. The apparatus for controlling a radiation direction of a small sector antenna includes a plurality of capacitance blocks including a plurality of capacitors each having one end commonly connected to corresponding parasitic elements and having a different capacitance. Capacitors having a capacitance corresponding to a radiation direction are selectively connected to corresponding parasitic elements through a plurality of switching units and a controller, thereby simplifying controlling and reducing power consumption for controlling the radiation direction. | 06-24-2010 |
20110092244 | AD-HOC WIRELESS COMMUNICATION METHOD USING SECTOR ANTENNA, RECOVERY METHOD IN AD-HOC WIRELESS COMMUNICATION AND AD-HOC WIRELESS COMMUNICATION SYSTEM - Provided are an ad-hoc wireless communication method using a sector antenna, a recovery method in ad-hoc wireless communication, and an ad-hoc wireless communication system. The ad-hoc wireless communication method using a sector antenna according to an exemplary embodiment of the present invention, includes: transmitting a requesting message for setting a communication link while changing transmission power to each sector of the sector antenna; receiving a response message corresponding to the requesting message from a receiving node of each sector; configuring a routing table for the transmission power for each sector based on the received response message; and transmitting data at the transmission power for each sector by referring to the routing table. | 04-21-2011 |
20110135157 | APPARATUS AND METHOD FOR ESTIMATING DISTANCE AND POSITION OF OBJECT BASED ON IMAGE OF SINGLE CAMERA - Disclosed are an apparatus and a method for estimating a distance and a position between a photographing unit and a predetermined object based on an image of the photographing unit using a single camera. An apparatus for estimating a distance of an object based on a single camera image includes: a region detector detecting an object region box including the predetermined object in an image photographed by a photographing unit; a distance estimator measuring the size of the detected object region box and estimating a distance between the predetermined object and the photographing unit on the basis of an interpolating function interpolating the relationship of the size of the object region box and distances up to the photographing unit and the predetermined object; and a position estimator generating object position information estimating the position of the predetermined object. | 06-09-2011 |
20110137460 | TASK IMPLEMENTATION METHOD BASED ON BEHAVIOR IN ROBOT SYSTEM - The present invention relates to a task implementation method based on a behavior in a robot system. The task implementation method based on a behavior in a robot system includes: implementing one or more basic behaviors by using one or more components among a plurality of components; implementing an extensible behavior by using the one or more basic behaviors; and implementing an extended behavior by using the extensible behavior. | 06-09-2011 |
20110153077 | COMPONENT INTEGRATION APPARATUS AND METHOD FOR COLLABORATION OF HETEROGENEOUS ROBOT - Provided is a technique that enables a robot to be remotely controlled (by a server) and enables a robot component to access an external component (a component of a server) in order for cooperation of heterogeneous robots operating on the basis of different component models. A component integration apparatus for collaboration of a heterogeneous robot according to an embodiment of the present invention comprises: a standard interface unit that provides a common standard interface for controlling components that control the individual functions of the robot; an adapter component that transmits commands to enable external components to call the components through the standard interface unit; and a proxy component that transmits commands to enable the components to call the external components through the standard interface unit. | 06-23-2011 |
20120143941 | APPARATUS FOR CONTROLLING SERVICE OF NETWORK ROBOT SYSTEM BASED ON REMOTE PROCEDURE CALLS AND METHOD THEREOF - Disclosed are an apparatus for controlling a service of a network robot system based on remote procedure calls and a method thereof. The apparatus for controlling services of a network robot system according to an exemplary embodiment of the present invention includes: a terminal agent calling an asynchronous procedure of the robot services to acquire asynchronous operation objects and performing asynchronous operations on the asynchronous operation objects according to previously established scheduling policies, when receiving an execution of robot services from a service server through a network; and a plurality of drivers executing the robot services according to the asynchronous operations of the terminal agent. By this configuration, the exemplary embodiment of the present invention can avoid resource collision due to resource approach at a plurality of robot services, improve the simultaneity of the robot services, and implement operation applications for high performance control. | 06-07-2012 |
20130159003 | METHOD AND APPARATUS FOR PROVIDING CONTENTS ABOUT CONVERSATION - Disclosed are a method and an apparatus for providing contents about conversation, which collect voice information from conversation between a user and another person, search contents on the basis of the collected voice information, and provide contents about the conversation between the user and the person. The method of providing contents about conversation includes: a voice information collecting step of collecting voice information from conversation between a user and another person; a keyword creating control step of creating search keywords by using the collected voice information; and a contents providing control step of searching contents by using the created search keywords, and providing the searched contents. | 06-20-2013 |
20130218395 | AUTONOMOUS MOVING APPARATUS AND METHOD FOR CONTROLLING THE SAME - Disclosed are a mobile apparatus and a method for controlling the same. More particularly, disclosed are an autonomous mobile apparatus and a method for controlling the same. The method for controlling an autonomous mobile apparatus disclosed in the specification includes: recognizing a direction of a call signal based on the call signal; receiving and analyzing video information regarding the direction; estimating a position of a signal source of the call signal using the sound source localization and the detected person's shape; generating a moving command to the position of the signal source; and recognizing the subject of the signal source after movement according to the moving command. | 08-22-2013 |
20130346353 | APPARATUS AND METHOD FOR PROVIDING COLLABORATION SERVICE BASED ON COMPOSITE BEHAVIOR - An apparatus for generating a collaboration application includes a state chart configured to have tasks for a variety of states; and a coordinator configured to provide a collaboration service using a collaboration application, wherein the collaboration application comprises a task connected to composite behavior of a tree structure and a state to perform the tasks, the tree structure having a parent behavior and a child behavior on a basis of the state chart. | 12-26-2013 |
Patent application number | Description | Published |
20140126236 | OPTICAL SHEET AND BACKLIGHT ASSEMBLY HAVING THE SAME - An optical sheet includes a base film, a prism pattern formed in a first area of the base film, and a diffusion member formed in a second area of the base film. The prism pattern has a plurality of parallel prisms on a light-exiting surface. The diffusion member includes a plurality of scatter members in the base film to scatter light, or a plurality of irregularly arranged lenses on one or more of the light-incident surface and the light-exiting surface. | 05-08-2014 |
20140376208 | OPTICAL STRUCTURE AND BACKLIGHT UNIT - An optical structure includes a body facing a light emitting surface of a light emitting diode package and including a portion protruding toward the light emitting surface of the light emitting diode package, where a surface of the protruding portion faces the light emitting surface and forms a reflective surface of the optical structure; and a leg elongated from a periphery of the body toward the point light source, where the leg supports the body to be spaced apart from the light emitting diode package. | 12-25-2014 |
20150023053 | BACKLIGHT UNIT INCLUDING COLOR-COMPENSATING DIFFUSER AND DISPLAY DEVICE INCLUDING THE SAME - A backlight unit includes a light source. A light guide plate receives light supplied from the light source at an incident light part of the light guide plate. A reflective sheet is positioned below the light guide plate and reflects light upwardly. A diffuser sheet is formed on the light guide plate and diffuses the light to transfer the diffused light upwardly. The diffuser sheet includes a color material, and a concentration of the color material within the diffuser sheet is dependent upon a distance from the incident light part. | 01-22-2015 |
20150062872 | LENS MODULE, LIGHT SOURCE ASSEMBLY AND BACKLIGHT ASSEMBLY HAVING THE LENS MODULE - Provided are a light source assembly and a backlight assembly including a lens module. The light source assembly includes: a light source module capable of emitting light and a lens module positioned on the light source module. The lens module includes a light collecting lens collecting the light emitted from the light source module, and a diffusion lens positioned on the light collecting lens, and including an inner curved surface in which light from the light collecting lens is incident and an outer curved surface where the light incident on the inner curved surface exits the diffusion lens, and the light emitted from the light source module forms a light collecting region on the inner curved surface by passing through the light collecting lens. | 03-05-2015 |
Patent application number | Description | Published |
20090279322 | LIGHT GUIDE UNIT AND BACKLIGHT ASSEMBLY HAVING THE SAME - A light guide unit includes a body part and a plurality of tunnel lens portions disposed thereon. The tunnel lens portions protrude from an upper surface of the body part in a first direction normal to the upper surface. The tunnel lens portions include an outer surface connected to the upper surface and an inner surface connected to a lower surface of the body part. The outer surface has a concave shape, and respective edges of the concave shape define a first peak and a second peak on the outer surface. The inner surface protrudes in the first direction from the lower surface to define a lamp receiving space. The inner surface has a movement-preventing protrusion which contacts a lamp disposed in the lamp receiving space to prevent the lamp from moving. | 11-12-2009 |
20090296374 | Optical Member, Method of Manufacturing the Optical Member and Backlight Assembly Having the Optical Member - An optical member includes a base body, a plurality of light-concentrating lenses and a plurality of light-diffusing patterns. The base body has a first surface and a second surface which is opposite to the first surface and receives light from light sources. The light-concentrating lenses are formed on the first surface. The light-diffusing patterns are respectively formed at positions of the second surface respectively corresponding to the light sources to reduce an amount of light reflected by the light-concentrating lenses. Each of the light-diffusing patterns includes curved surfaces extending in a first direction and has a width which is in a predetermined range. The light-diffusing patterns are separated from one another in a second direction substantially perpendicular to the first direction. | 12-03-2009 |
20100110662 | OPTICAL MEMBER AND DISPLAY DEVICE HAVING THE SAME - An optical member includes; an incident surface on which light is incident, an exit surface which is disposed substantially opposite the incident surface and from which the light exits, a prism pattern disposed on the exit surface, and a diffusion pattern which is aligned with the prism pattern and is disposed in a total internal reflection region in which the light incident on the incident surface is totally internally reflected by the prism pattern and output through the incident surface. | 05-06-2010 |
20100142220 | DISPLAY APPARATUS - A display apparatus includes a display panel which displays images, a light source unit which generates and emits a light, a reflective sheet disposed below the display panel, and a plate disposed between the reflective sheet and the display panel. The reflective sheet includes a light diffusion pattern provided on an upper surface thereof facing the display panel, which diffusely reflects the light, to guide the light provided from the light source unit toward the display panel. The plate is spaced apart from the reflective sheet by a predetermined distance and includes a plurality of prisms provided on a lower surface thereof facing the reflective sheet to selectively reflect and transmit the light, which is provided from both the light source unit and the reflective sheet, according to an incident angle of the light. | 06-10-2010 |
20110110104 | OPTICAL PLATE AND METHOD OF MANUFACTURING THE SAME - An optical plate includes a first optical sheet, a reflective layer, and a second optical sheet. The first optical sheet includes first patterns protruding from a front surface. At least a portion of the first patterns includes a top surface parallel to the front surface. The reflective layer is provided on the top surface. A second optical sheet includes a rear surface making contact with the reflective layer. The optical plate is manufactured by forming the first optical sheet including the first patterns protruding from the front surface, forming the second optical sheet including the reflective layer and an adhesion layer, and bonding the first optical sheet with the second optical sheet such that at least the portion of the first patterns makes contact with the reflective layer. | 05-12-2011 |
20110149556 | OPTICAL BODY AND DISPLAY APPARATUS COMPRISING THE SAME - An optical body for a display apparatus which can improve brightness of a display apparatus and a display apparatus are provided. The display apparatus includes a light source, a display panel that receives light from the light source and displays an image, and an optical body positioned between the light source and the display panel, wherein the optical body includes an optical layer including a plurality of microfiber yarns having refractive index anisotropy, and pitches of the plurality of microfiber yarns are set based by the wavelength of the light to be transmitted or reflected. | 06-23-2011 |
20120099304 | LIGHT SOURCE ASSEMBLY AND TOUCH SCREEN DEVICE HAVING THE SAME - A light source assembly includes first light sources emitting first light in a first wavelength range, second light sources emitting second light in a second wavelength range which is at least partially different from the first wavelength range, and an optical member on which light emitted from the first light sources and the second light sources is incident. A distance between adjacent first light sources, and a distance between adjacent second light sources is defined as an average pitch. The average pitch of the second light sources arranged in a specific direction, is larger than the average pitch of the first light sources arranged in the specific direction. The optical member has a reflectance with respect to the second light, which is larger than a reflectance with respect to the first light. | 04-26-2012 |