Patent application number | Description | Published |
20110026918 | APPARATUS FOR VISIBLE LIGHT COMMUNICATION INDICATING COMMUNICATION QUALITY USING RGB COLOR MIXING AND METHOD THEREOF - A visible light communication apparatus of the present invention includes: a target signal receiver filtering only a signal having a target wavelength from a visible light received signal received from a transmitting terminal; a signal generator judging a reception quality of the visible light received signal by using characteristics of the signal having the target wavelength and generating a visible signal by using at least one light source having a wavelength different from the target wavelength in accordance with the reception quality; and an optical signal transmitter transmitting the signal having the target wavelength for transmitting data together with the visible signal and changing a light emitting color of a visible light transmitted signal. | 02-03-2011 |
20110033181 | APPARATUS FOR VISIBLE LIGHT COMMUNICATION PROVIDING INTUITIVE INFORMATION AND METHOD USING THE SAME - There is disclosed a visible light communication technology capable of intuitively recognizing a transmission speed, an alignment state, a communication state, or a transmission rate. A visible light communication apparatus according to an embodiment of the present invention includes: a light source selecting unit selecting at least one light source from among a plurality of light sources generating lights having different wavelengths by considering intuitive information distinguished depending on a wavelength in a visible light band; and a visible light communication unit performing visible light communication by at least one selected light source to allow the intuitive information to be recognized by a color corresponding to at least one selected light source. Accordingly, a user using the visible light communication can intuitively know an optimal communication state or transmission speed. | 02-10-2011 |
20110069965 | TRANSMITTER, RECEIVER FOR VISIBLE LIGHT COMMUNICATION AND METHOD USING THE SAME - A visible light wireless communication receiver includes: a source code recognizing unit that receives a source bit stream and recognizes the source bit stream as source codes of a unit of a first number of bits; and a line coding unit that encodes each of the source codes into an encoding code of a unit of a second number of bits, the second number being larger than the first number. In particular, in the encoding code, the number of bits corresponding to 1 is the same as the number of bits corresponding to 0. Therefore, the change in brightness of lighting may be minimized in the visible light wireless communication. | 03-24-2011 |
20120087676 | DATA TRANSMITTING AND RECEIVING APPARATUS AND METHOD FOR VISIBLE LIGHT COMMUNICATION - An apparatus for transmitting data for visible light communication sets up the pulse width control step of pulse width modulation (PWM) in a unit time interval, modulates each symbol of VLC source data input into a PWM signal in accordance with the pulse width control step, generates a visible light modulation signal by controlling the turn-on time or turn-off time of a plurality of light emitting diodes (LEDs) in response to the PWM signal, and transmits the visible light modulation signal. | 04-12-2012 |
20120087677 | METHOD AND APPARATUS FOR TRANSMITTING DATA USING VISIBLE LIGHT COMMUNICATION - A transmitting apparatus using visible light communication generates a light source control signal from color information representing additional information and transmits additional information with a color of light that is emitted by a light source by controlling an on/off time of a plurality of LEDs according to the light source control signal. Therefore, a user can intuitively know additional information from a color of light that is emitted by the light source. | 04-12-2012 |
20120146804 | METHOD AND DEVICE FOR LIGHT INDICATION - A lighting indication device is connected to a plurality of LED sensing lightings via a lighting network. A receiver receives sensing information from at least one of the plurality of LED sensing lightings via the lighting network, and determines whether the sensing information includes a warning code. A warning position identifier identifies a position of an LED sensing lighting in which warning occurs based on the sensing information when the sensing information includes the warning code. A path setting unit generates a warning lighting signal for indicating warning generation information and an escape guide lighting signal indicating an escape guide direction based on the position of the LED sensing lighting in which the warning occurs. A transmitter transmits the warning lighting signal and the escape guide lighting signal to the plurality of LED sensing lightings via the lighting network. | 06-14-2012 |
20120153837 | METHOD AND APPARATUS FOR CORRECTING LIGHT - Light emitted from a lighting device including a white LED and RGB LEDs is sensed when the lighting device is driven based on a predetermined reference value, sensed data is converted into values corresponding to color coordinates, and a difference between the value and a reference value is calculated. It is determined whether or not the lighting device is corrected on the basis of the calculated difference, and the lighting device is selectively corrected depending on the determination result. | 06-21-2012 |
20120154824 | POSITION MEASURING APPARATUS AND METHOD - A position measuring apparatus receives at least one precise position information set from at least one visible-light wireless communication device including a transmission light source, and upon receipt of the at least one precise position information ser, acquires a virtual distance based on the positions of transmission light sources imaged on an image sensor. Next, the position is measured according to the precise position information and the actual distance, virtual distance, and image sensor inclination based on this information. | 06-21-2012 |
20120155889 | METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING DATA USING VISIBLE LIGHT COMMUNICATION - A transmitting apparatus using visible light communication generates transmission data into a two-dimensional data code according to a predetermined code method between the transmitting apparatus and a receiving apparatus and transmits the two-dimensional data code through a plurality of light emitting diodes (LED) that are arranged in a two-dimensional form. Therefore, the receiving apparatus senses light from a plurality of LEDs as an image using an image sensor, demodulates the image into a two-dimensional data code, decodes the two-dimensional data code using a code book, and restores data. | 06-21-2012 |
20120157159 | COMMUNICATION APPARATUS USING IMAGE SENSOR AND ERROR CORRECTION METHOD - A communication apparatus using an image sensor captures an image including a light signal transmitted from a transmission apparatus that includes a transmission light source, and obtains data from the captured image. In a case that a reception error rate generated by the obtained data is changed, a cause of the change of the error rate is measured, and at least one of a zooming operation and a focusing operation is performed depending on the measured result, thereby correcting the error. | 06-21-2012 |
20120161642 | LIGHTING CONTROL METHOD AND DEVICE - A device for controlling an LED lighting in an LED lighting control system including a plurality of LED lightings which are connected via a network is provided. A lighting data receiver receives a first lighting control signal and extracts first lighting control data for the LED lighting from the first lighting control signal including a confirmation code. A verifier verifies the first lighting control data based on the confirmation code, and an error processor records error information when the verifier fails to verify the first lighting control data. A driving signal processor converts the first lighting control data to a driving signal when the verifier succeeds to verify the first lighting control data. An LED driver controls lighting of an LED light source based on the driving signal. | 06-28-2012 |
20130004182 | VISIBLE LIGHT COMMUNICATION APPARATUS CAPABLE OF MINUTE DIMMING CONTROL AND METHOD USING THE SAME - Disclosed herein are a visible light communication method and apparatus. The visible light communication method includes determining a dimming level variable to perform minute dimming control, selecting an upper dimming symbol and a lower dimming symbol, which belong to Variable Pulse Position Modulation (VPPM) symbols, based on the dimming level variable, determining at least one of the number of upper dimming symbols to be sent and the number of lower dimming symbols to be sent based on the dimming level variable, and generating a transmission sequence corresponding to the dimming level variable by combining the upper dimming symbols and the lower dimming symbols based on the number of symbols to be sent. | 01-03-2013 |
20130004183 | APPARATUS FOR VISIBLE LIGHT COMMUNICATION PROVIDING INTUITIVE INFORMATION AND METHOD USING THE SAME - There is disclosed a visible light communication technology capable of intuitively recognizing a transmission speed, an alignment status, a communication status, or a transmission rate. A visible light communication apparatus according to an embodiment of the present invention includes: a light source selecting unit selecting at least one light source of a plurality of light sources generating lights having different wavelengths by considering intuitive information distinguished depending on a wavelength in a visible light band; and a visible light communication unit performing visible light communication by at least one selected light source to allow the intuitive information to be recognized by a color corresponding to at least one selected light source. Accordingly, a user using the visible light communication can intuitively know an optimal communication status or transmission speed. | 01-03-2013 |
20130004184 | APPARATUS FOR VISIBLE LIGHT COMMUNICATION PROVIDING INTUITIVE INFORMATION AND METHOD USING THE SAME - There is disclosed a visible light communication technology capable of intuitively recognizing a transmission speed, an alignment status, a communication status, or a transmission rate. A visible light communication apparatus according to an embodiment of the present invention includes: a light source selecting unit selecting at least one light source of a plurality of light sources generating lights having different wavelengths by considering intuitive information distinguished depending on a wavelength in a visible light band; and a visible light communication unit performing visible light communication by at least one selected light source to allow the intuitive information to be recognized by a color corresponding to at least one selected light source. Accordingly, a user using the visible light communication can intuitively know an optimal communication status or transmission speed. | 01-03-2013 |
20130188968 | VISIBLE LIGHT COMMUNICATION METHOD USING DMX-512 NETWORK AND APPARATUSES FOR THE SAME - Disclosed herein are a Visual Light Communication (VLC) method and apparatus using a DMX-512 network. The VLC apparatus includes a DMX signal generation unit and a DMX signal transmission unit. The DMX signal generation unit generates VLC data packets each including a DMX header, fragmentation information, and a data fragment. The DMX signal transmission unit transmits the VLC data packets to an LED lighting apparatus coupled over a DMX-512 network in order to perform VLC. | 07-25-2013 |
20130195468 | TRANSMITTER, RECEIVER FOR VISIBLE LIGHT COMMUNICATION AND METHOD USING THE SAME - A visible light wireless communication receiver includes: a source code recognizing unit that receives a source bit stream and recognizes the source bit stream as source codes of a unit of a first number of bits; and a line coding unit that encodes each of the source codes into an encoding code of a unit of a second number of bits, the second number being larger than the first number. In particular, in the encoding code, the number of bits corresponding to 1 is the same as the number of bits corresponding to 0. Therefore, the change in brightness of lighting may be minimized in the visible light wireless communication. | 08-01-2013 |
20130234607 | LED LIGHTING CONTROL APPARATUS AND METHOD BASED ON VISIBLE LIGHT COMMUNICATION - Disclosed herein is an LED lighting control apparatus and method based on visible light communication. The LED lighting control apparatus includes lighting information collection means for collecting status information about lighting means and environmental information about surroundings of the lighting means, and transmitting the collected information to lighting control means. The lighting information collection means includes a visible light reception processing unit for receiving the status information about the lighting means contained in a visible light signal emitted from the lighting means, a lighting information analysis unit including a plurality of environmental information sensors for detecting the environmental information about the surroundings of the lighting means, the lighting information analysis unit analyzing the environmental information detected by the environmental information sensors, and a lighting information control unit for collecting the status information and the analyzed environmental information and transmitting the collected information to the lighting control means. | 09-12-2013 |
20130343768 | INTER-VEHICLE COMMUNICATION APPARATUS AND METHOD USING VISIBLE LIGHT COMMUNICATION - The present invention relates to an inter-vehicle communication apparatus and method using visible light communication. The inter-vehicle communication apparatus using visible light communication includes a spreading code application unit for applying a spreading code to transmission data desired to be transmitted, and a transmission unit for generating a transmission frame based on the transmission data to which the spreading code is applied, and transmitting the transmission frame via a lighting lamp of a vehicle. The transmission frame includes a preamble field required to synchronize the transmission frame, a data field required to transmit the transmission data, and a position field required to provide hopping information of the transmission data. | 12-26-2013 |
20140009083 | APPARATUS AND METHOD FOR CONTROLLING FAULT IN LIGHTING NETWORK - Disclosed herein is an apparatus and method for controlling a fault in a lighting network The apparatus includes power selection units respectively provided in a plurality of lighting units connected to one another over a network, each power selection unit being configured to compare a reference voltage with an output voltage sensed from power supply signals input from power supply units respectively provided in a lighting unit, located ahead of a faulty lighting unit, and the faulty lighting unit if a fault occurs in the lighting unit, and to select supply power to be supplied to the faulty lighting unit. Lighting control units control driving of the faulty lighting unit using the selected supply power. | 01-09-2014 |
20140010540 | VISIBLE LIGHT COMMUNICATION METHOD AND APPARATUS - Disclosed herein are a visible light communication method and apparatus. The visible light communication method includes determining whether a current location is the start of a symbol of a transmission signal, setting a sample index, a signal accumulated value for an accumulation region of a front half portion of the symbol, and a signal accumulated value for an accumulation region of a rear half portion of the symbol, determining whether the sample index belongs to an accumulation region of the front or rear half portion of the symbol, and accumulating samples of the transmission signal in accordance with the location to which the sample index belongs, determining whether a current location corresponds to the end of the symbol, and outputting a Variable Pulse Position Modulation (VPPM) communication signal corresponding to the transmission signal. | 01-09-2014 |
20140052390 | APPARATUS AND METHOD FOR DETECTING ERROR AND VARIATION IN LIGHT-EMITTING DIODE LIGHTTING - Disclosed herein are an apparatus and method for sensing an error and a variation in Light-Emitting Diode (LED) lighting. In the method, a PWM signal including required light emission information is generated. Tail data including operation information is generated. A CRC value based on the tail data is also generated. A tail-CRC signal is generated by combining the tail data with the CRC value. Finally, a PWM-tail signal is generated by combining the tail-CRC signal with the PWM signal. | 02-20-2014 |
20140110571 | MOTION SENSOR AND METHOD OF OPERATING THE SAME - The present invention relates to a motion sensor and method of operating the motion sensor, which can adjust the range of a detection area. For this, the motion sensor according to the present invention includes a detection unit for outputting a variation signal corresponding to motion. A threshold level setting unit variably sets at least one changeable threshold level. A comparison unit detects the motion by performing a comparison operation based on the changeable threshold level and the variation signal at threshold sensitivity corresponding to the changeable threshold level. | 04-24-2014 |
20140139113 | LIGHTING NETWORK CONTROL APPARATUS AND METHOD - Disclosed herein are an apparatus and method for controlling a lighting network. The apparatus for controlling lighting network includes a control device and a plurality of control gears. The control device generates and transfers commands to control lighting. The plurality of control gears receives the commands from the control device and control lighting. The control device assigns a right to use a lighting network to the control gears, and the control gears send information about a change in a lighting state or error details to the control device using the right to use a lighting network. | 05-22-2014 |
20140199071 | METHOD OF PROCESSING DMX-VLC ADDRESS USING DMX-512 NETWORK AND DEVICE USING THE SAME - The present invention relates to a method of processing a Digital Multiplex (DMX)-Visible Light Communication (VLC) address and a device using the method. In the method of processing a DMX-VLC address, a DMX-512 packet is received. It is determined whether the DMX-512 packet includes dimming data by using a start code of the DMX-512 packet. Lighting data is processed using an address recorded in a DMX-512 address field of a DMX-VLC address included in the DMX-512 packet if it is determined that the DMX-512 packet includes the dimming data. Non-lighting data is processed using an address recorded in a DMX-VLC extended address field of the DMX-VLC address if it is determined that the DMX-512 packet does not include dimming data. | 07-17-2014 |
20140199078 | VISIBLE LIGHT COMMUNICATION METHOD USING DMX-512 NETWORK AND DEVICE FOR THE SAME - Disclosed herein is a visible light communication method and device using a DMX-512 network. In the visible light communication method, dimming data packets are received. Visible Light Communication (VLC) data packets are generated. The dimming data packets and the VLC data packets are scheduled so that one or more of the VLC data packets are transmitted to Light Emitting Diode (LED) lighting devices connected over a Digital Multiplex (DMX)-512 network between transmission times of the dimming data packets. | 07-17-2014 |
20140236480 | REAL-TIME MOVEMENT PATH ESTIMATION APPARATUS AND METHOD USING VISIBLE LIGHT COMMUNICATION - The present invention relates to a real-time movement path estimation apparatus using visible light communication. A server for performing communication with an agent for tracking a location of a client which is a target to be tracked includes an agent management unit for setting the agent and the client. A server communication unit receives management information of the agent at intervals of a preset monitoring period. A path prediction unit derives a predicted path for a movement path of the client, based on the location information of the client included in the management information and tracked by a location determination device including a visible light communication device or an image capturing device in the agent. | 08-21-2014 |
20140292209 | INTELLIGENT LIGHTING CONTROL APPARATUS AND METHOD - The present invention relates to an intelligent lighting control apparatus and method, which control an intelligent lighting unit including multiple sensors depending on time, place, scene, environment, or the like, based on the results of sensing by the sensors. The intelligent lighting control apparatus includes a multi-sensor unit including multiple sensors, the multi-sensor unit sensing motion of a person or an object within a set sensing area using at least one of the multiple sensors. A lighting control unit controls an operation of a lighting unit based on frequency data corresponding to results of sensing by the multi-sensor unit and a class of lighting type corresponding to the frequency data. | 10-02-2014 |
20140306609 | LED LIGHTING CONTROL APPARATUS AND LED LIGHTING CONTROL SYSTEM USING THE SAME - Disclosed herein are an LED lighting control apparatus and an LED lighting control system using the apparatus. The proposed system includes a wired lighting unit connected to LED lighting in a wired manner and configured to perform lighting control on LED lighting. A wireless lighting unit performs lighting control on the LED lighting via wireless communication with a wireless terminal and operates in conjunction with the wired lighting unit. A location communication unit allocates individual IDs of LED lighting and performs transmission/reception of data to/from an external terminal. A multi-sensor unit supports multiple sensors and analyzes sensor data collected from the multiple sensors. An active heat dissipation unit dissipates heat from the LED lighting based on analyzed sensor data. A processor control unit controls operations of the wired lighting unit, the wireless lighting unit, the location communication unit, the multi-sensor unit, and the active heat dissipation unit. | 10-16-2014 |
20140316738 | APPARATUS AND METHOD FOR MEASURING POSITION OF LIGHT - An apparatus and a method for measuring a position of a light are disclosed. The apparatus for measuring a position of a light includes: an inputting unit configured to receive position information on a building and a floor in which a user is positioned; a position coordinate calculating unit configured to measure distances between a position of the user and wall surfaces in the building in each direction and calculate a position coordinate of the user based on the distances in each direction; a position determining unit configured to apply the position coordinate to a plan view corresponding to the position information to determine an initial position of the user; and a position information combining unit configured to receive a light identifier depending on movement of the user and store position information of the light corresponding to the light identifier. | 10-23-2014 |
20150115804 | APPARATUS AND METHOD FOR CONTROLLING LIGHTING - An apparatus and method for controlling lighting are disclosed. The apparatus includes a reception unit, a determination unit, a state determination unit, and a lighting control command transmission unit. The reception unit receives an event message from a light sensor. The determination unit determines whether the event message is an event message attributable to a change in luminance or an event message related to a DALI system. If it is determined that the event message is the event message attributable to a change in the luminance, the state determination unit determines the luminance change state of a lit space using the event message attributable to a change in the luminance. The lighting control command transmission unit sends a lighting control command corresponding to the luminance change state using a control group address. | 04-30-2015 |
20150115835 | APPARATUS AND METHOD FOR CONTROLLING LIGHTING BASED ON INTERNET PROTOCOL NETWORK - Disclosed herein is an apparatus and method for controlling lighting based on an Internet Protocol (IP) network. Pieces of input information required to control lighting devices connected to a Digital Addressable Lighting Interface (DALI) network are received. An event corresponding to an IP packet, provided via network input among the pieces of the input information, is generated and is converted into a format of a DALI command. Time synchronization for the DALI command is performed while operating in conjunction with a DALI timer. A lighting device connected to the DALI network is controlled in compliance with the DALI command, for which time synchronization has been completed. | 04-30-2015 |
20150131428 | METHOD AND APPARATUS FOR RECOVERING ERROR IN RDM PROTOCOL - Disclosed herein is a method and apparatus that are capable of retransmitting lost RDM packets in RDM protocol to control various devices connected to DMX512 network. The method recovers an error in a remote controller for remotely controlling devices connected to DMX512 network via RDM protocol based on the DMX512 network. A RDM packet to be transmitted to each device is stored in a buffer, and then the RDM packet is transmitted to the device. A preset period of time is waited for so as to receive a response packet from the device. If the response packet is received within the preset period of time, a transaction number of the response packet is checked, and a sequence of the response packet with respect to previously arrived response packets is determined The corresponding RDM packet is retransmitted depending on a result of determination of the sequence. | 05-14-2015 |
20150137698 | METHOD AND APPARATUS FOR INTEGRATED LIGHTING CONTROL ACCORDING TO POWER RESERVE STAGE - Disclosed is a method and apparatus for integrally controlling lighting according to the status of power reserve stages. The apparatus for integrally controlling lighting according to power reserve stage, comprises: a lighting control result receiver for receiving lighting control result data generated by integrating a lighting identification number and control result information of the LED light source the brightness of which is controlled according to power reserve stage-based lighting control information; a power reserve stage determination unit for determining a power reserve stage based on the received lighting control result data; and a power reserve stage issuer for transmitting the determined power reserve stage to the lighting controller in real time. | 05-21-2015 |
20150137986 | SAFETY COMMUNICATION SYSTEM AND METHOD THEREOF - Disclosed are a safety communication system and a method thereof that provide a risk occurrence position and a notification function, and more particularly, disclosed is communication technology including a sensor based lighting for rapidly responding to a risk situation. The safety communication system according to an exemplary embodiment of the present invention includes: a device sensing a risk situation; a lighting crime prevention system analyzing risk situation data received from the device and including a position ID to generate situation data; and a lighting control system controlling an operation of a lighting depending on the situation data. | 05-21-2015 |
20150193856 | APPARATUS AND METHOD FOR PROVIDING LIGHTING CONTENT - An apparatus and method for providing lighting content are disclosed. The apparatus for providing lighting content includes a lighting content creation control unit, a lighting content distribution/sales control unit, and a lighting content consumption control unit. The lighting content creation control unit creates lighting content. The lighting content distribution/sales control unit controls the distribution and sales of the lighting content created by the lighting content creation control unit. The lighting content consumption control unit enables the purchase of the lighting content through the lighting content distribution/sales control unit, provides the lighting content to a user, and receives user evaluation results corresponding to the lighting content from the user. | 07-09-2015 |
20150195892 | LIGHTING DEVICE - Provided is a lighting device controlled by a remote lighting control device through wireless communication, including a diffuser unit including a diffuser configured to emit light generated by a light emitting device outwardly and an antenna pattern integrally formed with the diffuser and configured to receive a wireless communication signal for controlling light emission of the light emitting device from the remote lighting control device, a controller configured to receive the wireless communication signal through signal lines electrically connected to the diffuser unit, and a light source module configured to include the light emitting device and control light emission of the light emitting device under the control of the controller. | 07-09-2015 |
20150208487 | LIGHTING SWITCH APPARATUS AND LIGHTING SWITCHING METHOD - Disclosed herein are a lighting switch apparatus and a lighting switching method, which can perform lighting control by blocking or passing light from a lighting device using a user's hand motion while the user may make input to a lighting switch by means of a capacitive touch on the lighting switch. The lighting switch apparatus includes a capacitive touch sensing unit for recognizing a user's touch. A hand motion visible light receiving unit receives visible light from a lighting device depending on motion of the user's hand. A control unit generates a touch-based lighting control signal based on results of touch recognition, controls the hand motion visible light receiving unit so that the user's hand motion-based signal is output based on the results of touch recognition, and generates a lighting control command by combining the lighting control signal with the user's hand motion-based signal. | 07-23-2015 |
20150226835 | APPARATUS AND METHOD FOR DETERMINING LOCATION OF TERMINAL - An apparatus and method for determining the location of a terminal are disclosed herein. The apparatus includes a reception unit, an initiation unit, a selection unit, and a correction unit. The reception unit receives the location identifications (IDs) of one or more illumination lights. The initiation unit initiates the location coordinates of a receiving terminal to the coordinates of an illumination light corresponding to the most frequently received location identification (ID). The selection unit selects the coordinates of an illumination light corresponding to the second-most frequently received location ID. The correction unit calculates the reception ratio of reception from the coordinates of the initiated illumination light to reception from the coordinates of the selected illumination light, and then corrects the coordinates of the receiving terminal based on the calculated reception ratio. | 08-13-2015 |
20150229391 | METHOD OF PROVIDING DATA USING VISIBLE LIGHT COMMUNICATION (VLC) AND VLC SYSTEM THEREFOR - A method of providing data using visible light communication (VLC) and a VLC system therefor is provided, the method for easy utilization, in a user terminal, of information provided by a lighting apparatus based on a position at which the lighting apparatus is provided. | 08-13-2015 |
20150230319 | INDIVIDUAL LIGHTING CONTROL APPARATUS AND METHOD - An individual lighting control apparatus and method are disclosed herein. The individual lighting control apparatus includes a reception unit, a terminal connection unit, a sensor unit, and a lighting environment sensing and terminal state determination unit. The reception unit receives the location information of a corresponding individual illumination light. The terminal connection unit acquires the state information of a terminal corresponding to the location information of the illumination light. The sensor unit acquires the sensor information of the set surrounding area of the terminal. The lighting environment sensing and terminal state determination unit sets operation mode based on the state of the connection with the terminal, and then monitors the state of the terminal or the state of the set surrounding area of the terminal in accordance with the set operation mode. The individual illumination light is controlled by providing state change information to a lighting control scheduler. | 08-13-2015 |
20150230322 | APPARATUS AND METHOD FOR PROVIDING INDOOR LOCATION INFORMATION USING LIGHTING CONTROL NETWORK - An apparatus and method for providing indoor location information are disclosed herein. The apparatus includes a signal reception unit, a global positioning system (GPS) data reception unit, a frame generation unit, a scheduling unit, and a signal transmission unit. The signal reception unit receives a lighting control frame from a lighting control device. The GPS data reception unit receives location data from GPS satellites. The frame generation unit generates a location data frame by extracting the location of an illumination light stored in a lighting arrangement storage unit, modifying the location data and adding a header to the modified location data. The scheduling unit schedules the lighting control frame or the location data frame. The signal transmission unit transfers the lighting control frame or the location data frame to the corresponding illumination light based on the results of the scheduling of the scheduling unit. | 08-13-2015 |
20150245450 | APPARATUS AND METHOD FOR CONTROLLING ZIGBEE WIRELESS LIGHTING - A method and apparatus for controlling Zigbee wireless lighting are disclosed. The apparatus for controlling Zigbee wireless lighting includes an address management unit, a packet conversion unit, and a client unit. The address management unit detects a Zigbee wireless address, corresponding to a light ID included in a command received from a user terminal, in an address management table. The packet conversion unit converts the command into a Zigbee light link (ZLL)-based packet. The client unit transfers the ZLL-based packet to Zigbee wireless illumination light corresponding to the Zigbee wireless address in order to control the Zigbee wireless illumination light. | 08-27-2015 |
20150245451 | LIGHTING CONTROL DEVICE AND METHOD - A lighting control device and method are disclosed herein. The lighting control device includes a control unit and a control request unit. The control unit sets up a virtual multiple lighting control unit corresponding to a lighting control command received from a lighting management device. The control request unit selects a wireless light fixture corresponding to a light fixture ID included in the lighting control command, and makes a lighting control request to the selected wireless light fixture. The control unit transfers a response to the lighting control request to the lighting management device, and thus allows a corresponding lighting switch to control the wireless light fixture. | 08-27-2015 |
20150262103 | APPARATUS AND METHOD FOR MANAGING SHOP USING LIGHTING NETWORK AND VISIBLE LIGHT COMMUNICATION - A shop management apparatus and method are disclosed therein. The apparatus includes an input unit, a product information management unit, a communication unit, and a shop management unit. The input unit receives product information and discount event information within a shop. The product information management unit compares the product information and the discount event information with previously stored information, sends changed product information and changed discount event information, acquired based on a result of the comparison, to a lighting control scheduler, and receives a corresponding reception Ack message. The communication unit receives VLC data and illuminance information for each light ID, corresponding to the product information and the discount event information, from a portable manager device. The shop management unit checks an error of the VLC data, checks the illuminance of a corresponding LED light within the shop based on the illuminance information, and then manages the shop. | 09-17-2015 |
20160029457 | ZIGBEE LIGHTING CONTROL APPARATUS AND METHOD - Disclosed herein are a Zigbee lighting control apparatus and method. The Zigbee lighting control method includes checking whether a Zigbee switch to which a Zigbee lighting control apparatus is applied is in a reset state, performing a broadcast-based link connection a number of times identical to a number of currently installed Zigbee lighting devices if the Zigbee switch is in the reset state, performing a broadcast-based link connection a number of times identical to a preset number of Zigbee lighting devices if it is checked that the Zigbee switch is not in the reset state, performing a unicast-based link connection on remaining Zigbee lighting devices that are not connected to a link, among Zigbee lighting devices within a preset range upon performing the broadcast-based link connection, and controlling Zigbee lighting devices that have been connected via the broadcast-based link connection or the unicast-based link connection. | 01-28-2016 |