Patent application number | Description | Published |
20130274212 | Sesterterpene Compounds and Use Thereof - The present invention relates to sesterterpene compounds, to the precursors thereof that are hydrolysable in a living body, or to the pharmaceutically acceptable salts thereof, and also relates to the prevention and treatment efficacy of the sesterterpene compounds with respect to non-insulin dependent diabetes mellitus, diabetic complications (renal failure and foot ulcers caused by diabetes), alcoholic, non-alcoholic, and viral fatty liver diseases, obesity, hyperlipidemia, atherosclerosis, cardiovascular diseases such as atherosclerotic stroke, and cerebropathies (Parkinsonism, schizophrenia and Alzheimer's disease). In addition, the present invention relates to compositions for functional foods, functional beverages, functional cosmetics, and functional feed. | 10-17-2013 |
Patent application number | Description | Published |
20140044995 | BATTERY PACK - A battery pack includes a case; a plurality of battery cells accommodated in the case; a protection circuit module electrically connected to the plurality of battery cells; and a spacer located between neighboring battery cells and electrically insulating the battery cells from each other, wherein a width of at least one of an upper portion and a lower portion extending along a length of each spacer is greater than a width of a center portion of the spacer, and wherein a side surface of at least one of the upper portion and the lower portion of the spacer is rounded. | 02-13-2014 |
20140072853 | BATTERY CELL ASSEMBLY, METHOD OF MANUFACTURING THE SAME USING A JIG ASSEMBLY - A battery cell assembly and a method of manufacturing the same. The battery cell assembly includes a plurality of battery cells including anode terminals and cathode terminals, a plurality of lead tabs disposed on at least one of the anode terminal and the cathode terminal of each battery cell, wherein a groove is formed in each lead tab, and a lead plate disposed on top portions of the plurality of lead tabs, the lead plate including a connector contacting the plurality of lead tabs and a through hole formed in a position corresponding to the groove of the lead tab. | 03-13-2014 |
20140072858 | LEAD TAP, BATTERY PACK HAVING THE LEAD TAP AND METHOD OF MANUFACTURING THE LEAD TAP - A lead tap that includes an insulation cover including a boss unit, which protrudes from a surface of the insulation cover and includes an electrical insulating material; and a thermal cut-off device assembly including: a thermal cut-off device; a first lead and a second lead that are coupled to the thermal cut-off device; and a hole through which a portion of the boss unit of the insulation cover protrudes. Here, the boss unit of the insulation cover includes an edge unit that is larger than an opening of the hole of the thermal cut-off device assembly to secure the insulation cover to the thermal cut-off device assembly. | 03-13-2014 |
20140322562 | BATTERY PACK - A battery pack includes a plurality of unit cells; a protective circuit module on the plurality of unit cells and coupled to the unit cells, and an upper cover on the protective circuit module and including openings defined in its sides. Each of the unit cells includes a can, an electrode assembly accommodated in the can, a cap plate coupled to the can, and a holder between the unit cell and the protective circuit module and including protrusions coupled to the openings of the upper cover. The unit cells are oriented side by side along a first direction such that the cap plates are exposed along the same direction, and the protective circuit module includes grooves defined in its sides and corresponding to the protrusions of the holder. | 10-30-2014 |
20150017505 | BATTERY PACK - Provided is a battery pack. In one embodiment, the battery pack includes a plurality of unit batteries located side-by-side, a connection substrate for connecting the unit batteries to each other in either series or parallel, a protection circuit module electrically coupled to the connection substrate, and a first connection tab and a second connection tab located on the connection substrate. The first and second connection tabs electrically couple each of the unit batteries to the connection substrate. At least one of the first connection tab and the second connection tab includes one end that is connected to the unit batteries and another end that is attached to a first surface of the connection substrate and a side of the connection substrate that is approximately perpendicular to the first surface. | 01-15-2015 |
20150228954 | BATTERY PACK - A battery pack includes a plurality of battery units that are side by side along a first direction, a connection member that connects the battery units in series, in parallel, or in series and parallel, the connection member being adjacent to one surface of each battery unit of the plurality of battery units, an upper cap on and accommodating the connection member, upper portions of all of the battery units being inserted into the upper cap, a lower cap that is spaced apart from the upper cap by a predetermined gap, lower portions of all of the battery units being inserted into the lower cap, and a label that at least partially surrounds the battery units exposed between the upper cap and the lower cap. The upper cap and the lower cap fix an arrangement of the battery units. | 08-13-2015 |
Patent application number | Description | Published |
20130165609 | POLYMER FOR OPTICAL FILM, METHOD OF PREPARING SAME, AND OPTICAL FILM INCLUDING SAME - A polymer for an optical film including: a repeating unit A including a repeating unit represented by the following Chemical Formula 1; and a repeating unit B derived from a monomer including an unsaturated bond copolymerizable with the repeating unit A: | 06-27-2013 |
20130172501 | POLYMER FOR OPTICAL FILM, METHOD OF PREPARING SAME, AND OPTICAL FILM INCLUDING SAME - A polymer for an optical film that includes a repeating unit A including a repeating unit represented by the following Chemical Formula 1; and a repeating unit B including a repeating unit represented by the following Chemical Formula 2, | 07-04-2013 |
20130172503 | OPTICAL FILM AND DISPLAY DEVICE INCLUDING SAME - An optical film including a polymer including a repeating unit A including a repeating unit represented by the following Chemical Formulas 1 to 3, or a combination thereof; and a repeating unit B derived from a monomer having an unsaturated bond copolymerizable with the repeating unit A, wherein the optical film has a short wavelength dispersion of an in-plane phase-difference value (R | 07-04-2013 |
20130234082 | DICHROIC DYE FOR USE IN POLARIZING FILM, POLARIZING FILM, AND DISPLAY DEVICE INCLUDING THE POLARIZING FILM - Disclosed are a dichroic dye for use in a polarization film represented by the following Chemical Formula 1, a polarization film including a polymer resin and the dichroic dye, and a display device including the polarization film. | 09-12-2013 |
20130303677 | COMPOSITION FOR POLARIZING FILM, POLARIZING FILM, AND DISPLAY DEVICE INCLUDING THE POLARIZING FILM - A composition for a polarizing film including a polymer, a dichroic dye, and a liquid crystal oligomer, wherein the liquid crystal oligomer includes a mesogen unit and a kink-forming arylene unit, a polarizing film including the composition, and a display device including the polarizing film. | 11-14-2013 |
20140124714 | POLARIZING FILM AND DISPLAY DEVICE INCLUDING THE POLARIZING FILM - Disclosed are a polarizing film including a polyolefin and a dichroic dye having a solubility parameter difference between the polyolefin and the dichroic dye is less than 7.4, and a display device including the polarizing film. | 05-08-2014 |
20140126053 | ANTI-REFLECTIVE FILM AND DISPLAY DEVICE INCLUDING THE SAME - An anti-reflective film includes a polarizing film and a compensation film, where the polarizing film includes a polymer, and a plurality of dichroic dyes having an absorption wavelength region in a range from about 380 nanometers to about 780 nanometers, and a reflective color of the anti-reflective film is substantially in a range of −5≦a*≦5 and −5≦b≦*5 in CIE-Lab color coordinates. | 05-08-2014 |
20140131643 | POLARIZING FILM AND DISPLAY DEVICE INCLUDING THE POLARIZING FILM - Disclosed are a polarizing film including a polyolefin and a dichroic dye having a solubility parameter difference between the polyolefin and the dichroic dye is less than 7.4, and a display device including the polarizing film. | 05-15-2014 |
20140254012 | POLARIZATION FILM AND DISPLAY DEVICE - A polarization film, including: a hydrophobic polymer resin and a dichroic dye represented by Chemical Formula 1: | 09-11-2014 |
20140339482 | COMPOSITION FOR POLARIZATION FILM, POLARIZATION FILM, AND DISPLAY DEVICE - A composition for a polarization film including: a transparent resin having a boiling point of greater than or equal to 130° C.; and a dichroic dye represented by Chemical Formula 1, | 11-20-2014 |
20150093521 | COMPOSITION FOR POLARIZING FILM, POLARIZING FILM, METHOD OF MANUFACTURING THE SAME, AND LIQUID CRYSTAL DISPLAY PROVIDED WITH THE POLARIZING FILM - A composition for a polarization film including a polyolefin component including polypropylene and a polyethylene-polypropylene copolymer; and a dichroic dye. | 04-02-2015 |
20150124320 | COMPOSITION FOR POLARIZING FILM, AND POLARIZING FILM AND DISPLAY DEVICE - A composition for a polarizing film including a polyolefin and a dichroic dye represented by Chemical Formula 1: | 05-07-2015 |
20150192700 | COMPOSITION FOR POLARIZING FILM, POLARIZING FILM AND DISPLAY DEVICE - A composition for a polarizing film including a polymer, a first dichroic dye having a maximum absorption wavelength (λ | 07-09-2015 |
20160060409 | OPTICAL FILM AND DISPLAY DEVICE INCLUDING SAME - An optical film including a polymer including a repeating unit A including a repeating unit represented by the following Chemical Formulas 1 to 3, or a combination thereof; and a repeating unit B derived from a monomer having an unsaturated bond copolymerizable with the repeating unit A, wherein the optical film has a short wavelength dispersion of an in-plane phase-difference value (R | 03-03-2016 |
Patent application number | Description | Published |
20100249694 | TROCAR FOR A SINGLE PORT SURGERY - Provided is a trocar for a single port surgery installed on a skin puncture site of a patient to provide a pathway for insertion of a plurality of surgical instruments. The trocar includes an upper part; a plurality of inserting holes configured to be positioned on the upper part, the plurality of the surgical instruments being inserted thereto; and a lower part configured to be formed in a tubular shape to connect to the upper part, the lower part being formed in an elastic material so that the lower part is bent when being inserted into the skin puncture site and is straightened after being introduced into the skin puncture site, wherein the trocar provides an open interior space in which the inserting holes are connected with one another so that changing locations of the plurality of the surgical instruments is possible after the surgical instruments are inserted into the plurality of the inserting holes. | 09-30-2010 |
20100262181 | ENDO PSI AND CABINET THEREFOR - An aspect of the invention provides a PSI (purse-string instrument) for laparoscopic surgery that includes: a first jaw; a second jaw configured to clamp a suture site in cooperation with the first jaw; a first rod, which is coupled to one end of the first jaw and configured to rotate the first jaw such that the suture site is clamped, and which is held inside a shaft; and a second rod, which is coupled to one end of the second jaw and configured to rotate the second jaw such that the second jaw faces an extending direction of the shaft. The PSI can be inserted using the incision made beforehand in the surgical site during laparoscopic surgery and thus does not require making additional cuts in the patient's body or disassembling/reassembling the instrument when inserting the instrument into the abdominal cavity. | 10-14-2010 |
20110238084 | SURGICAL INSTRUMENT - A surgical instrument is discussed. The surgical instrument, which has an effector for engaging the surgical site joined to one end and a driving part for operating the effector joined to the other end, includes: a first shaft, which has one end joined with the driving part, and which extends along a first lengthwise direction; and a second shaft, which extends along a second lengthwise direction that forms a particular angle with the first shaft, and which has one end joined with the other end of the first shaft such that the second shaft is rotatable about an axis following the second lengthwise direction. Thus, it is possible to conduct surgery using several of such surgical instruments without having the instruments obstruct one another, and the surgical instrument can be made to have different usage modes according to what length it is set to. | 09-29-2011 |
20110264113 | SURGICAL INSTRUMENT - A surgical instrument is disclosed. The surgical instrument, which has an effector for engaging the surgical site joined to one end and a driving part for operating the effector joined to the other end, includes: a first shaft, which has one end joined with the driving part, and which extends along a first lengthwise direction; and a second shaft, which extends along a second lengthwise direction that forms a particular angle with the first shaft, and which has one end joined with the other end of the first shaft such that the second shaft is rotatable about an axis following the second lengthwise direction. Thus, it is possible to conduct surgery using several of such surgical instruments without having the instruments obstruct one another, and the surgical instrument can be made to have different usage modes according to what length it is set to. | 10-27-2011 |
20110264114 | SURGICAL INSTRUMENT - A surgical instrument is disclosed. The surgical instrument, which has an effector for engaging the surgical site joined to one end and a driving part for operating the effector joined to the other end, includes: a first shaft, which has one end joined with the driving part, and which extends along a first lengthwise direction; and a second shaft, which extends along a second lengthwise direction that forms a particular angle with the first shaft, and which has one end joined with the other end of the first shaft such that the second shaft is rotatable about an axis following the second lengthwise direction. Thus, it is possible to conduct surgery using several of such surgical instruments without having the instruments obstruct one another, and the surgical instrument can be made to have different usage modes according to what length it is set to. | 10-27-2011 |
Patent application number | Description | Published |
20140199602 | LITHIUM BATTERY - A lithium battery including: a positive electrode including an overlithiated lithium transition metal oxide having a layered structure; a negative electrode including a silicon-based negative active material; and an electrolyte between the positive electrode and the negative electrode, the electrolyte including an electrolytic solution including a fluorinated ether solvent in an amount of 3 vol % or more based on the total volume of the electrolytic solution. | 07-17-2014 |
20150064556 | ELECTRODE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME - An electrode for a rechargeable battery and a rechargeable battery, the electrode including a current collector; an electrode active material layer; and an electrolyte solution impregnation layer, wherein the electrolyte solution impregnation layer includes a metal oxide and a conductive material. | 03-05-2015 |
20150228973 | POSITIVE ACTIVE MATERIAL, POSITIVE ELECTRODE, LITHIUM BATTERY INCLUDING THE SAME, AND METHOD OF MANUFACTURING THEREOF - Provided is a positive active material, a positive electrode including the positive active material, a lithium battery, and a manufacturing method of the same. The positive active material includes a core including a lithium nickel composite oxide and a coating layer formed on the core. The coating layer improves structural stability of the positive active material. Accordingly, lifespan properties of a lithium battery including the positive active material may be improved. | 08-13-2015 |
20150303456 | NEGATIVE ELECTRODE COMPOSITION, AND NEGATIVE ELECTRODE AND LITHIUM BATTERY CONTAINING THE SAME - Provided are a composition for a negative electrode, and a negative electrode and lithium battery including the composition. The composition includes a negative active material that contains one or more of a metal or a metalloid, an acrylate-based binder, and a guanidine carbonate. | 10-22-2015 |
20150349335 | NEGATIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME - A negative active material for a rechargeable lithium battery includes a composite carbon particle including a core particle including crystalline-based carbon and a coating layer positioned on the surface of the core particle and including amorphous carbon. A peak intensity (I | 12-03-2015 |
20160049637 | POSITIVE ELECTRODE FOR RECHARGEABLE LITHIUM BATTERY AND METHOD OF PREPARING SAME, NEGATIVE ELECTRODE FOR RECHARGEABLE LITHIUM BATTERY AND METHOD OF PREPARING SAME - Provided are a positive electrode and a negative electrode for a rechargeable lithium battery. For example, the positive electrode includes a current collector; and a positive active material layer on the current collector. The positive active material layer has a first region adjacent to the current collector and a second region separated from the current collector by the first region, each of the first region and second region having a thickness equal to ½ of a total thickness of the positive active material layer. The first region has a first average pore size, and the second region has a second average pore size. A ratio of the second average pore size to the first average pore size is greater than about 0.5 and less than or equal to about 1.0. The positive electrode has an active mass density of about 2.3 g/cc to about 4.5 g/cc. | 02-18-2016 |
Patent application number | Description | Published |
20090054013 | Transmitter and Transmitting Method Thereof In Wireless Communication System - A transmitter and a transmitting method of a wireless communication system are provided. The transmitter transmits RF signals using an outphasing scheme of converting one analog IF NC-EMS into two analog C-EMSs. In the transmitter, a baseband processor generates a baseband digital modulated I-signal and a baseband digital modulated Q-signal. A signal converter converts the baseband digital modulated I-signal and the baseband digital modulated Q-signal into a baseband analog modulated I-signal and a baseband analog modulated Q-signal. An IF processor up-converts the baseband analog modulated I-signal and the baseband analog modulated Q-signal to generate one analog IF NC-EMS. A signal component separator separates the analog IF NC-EMS into a first analog IF C-EMS and a second analog IF C-EMS. An RF processor up-converts the first analog IF C-EMS and the second analog IF C-EMS to generate a first analog RF C-EMS and a second analog RF C-EMS. A power amplifier amplifies powers of the first and second analog RF C-EMSs. An RF combiner combines the first and second analog RF C-EMSs having the amplified powers to generate one combined analog RF C-EMS. | 02-26-2009 |
20090054014 | Transmitter and Transmitting Method Thereof In Wireless Communication System - A transmitter and a transmitting method of a wireless communication system are provided. The transmitter transmits RF signals using an outphasing scheme of converting one analog IF NC-EMS into two analog C-EMSs. In the transmitter, a baseband processor generates a baseband digital modulated I-signal and a baseband digital modulated Q-signal. An IF processor up-converts the baseband digital modulated I-signal and the baseband digital modulated Q-signal to generate one digital IF NC-EMS. A signal component separator separates the digital IF NC-EMS into a first digital IF C-EMS and a second digital IF C-EMS. An RF processor up-converts the first digital IF C-EMS and the second digital IF C-EMS to generate a first analog RF C-EMS and a second analog RF C-EMS. A power amplifier amplifies powers of the first and second analog RF C-EMSs. An RF combiner combines the first and second analog RF C-EMSs having the amplified powers to generate one combined analog RF C-EMS. | 02-26-2009 |
20110149843 | APPARATUS AND METHOD FOR CONTROLLING OPERATION STATE OF PHYSICAL LAYER - An apparatus for controlling IEEE 802.15.4 physical layer operation state is provided. The physical layer operation state controlling apparatus defines an operation state of a physical layer including a Hardwired Low-MAC (HL-MAC) device in which functions of IEEE 802.15.4 MAC layer are hardwired, and includes a state module for controlling the operation state of the physical layer. The state module includes a Finite State Machine (FSM) for, when receiving an event for the operation state of the physical layer, transiting to a state module corresponding to the event and controlling the operation state of the physical layer; and an interrupt handler for converting an interrupt received from the physical layer to the event corresponding to a register of the state module and sending the event to the FSM. Hence, by means of the state machine for the IEEE 802.15.4 PHY, the IEEE 802.15.4 physical layer operation state can be controlled to optimize the operations of the upper MAC. | 06-23-2011 |
20120236855 | METHOD FOR CONTROLLING MULTI-SINK/MULTI-PATH ROUTING SENSOR NETWORK AND SENSOR NETWORK USING THE SAME - A method for controlling a multi-sink/multi-path routing sensor network and a sensor network system using the same are provided. The method for controlling the sensor network includes generating, at a sensor node, sensing data; transmitting, at the sensor node, the sensing data to a plurality of sink nodes; and forwarding, at the sink nodes receiving the sensing data from the sensor node, the sensing data to a gateway. Hence, it is possible to satisfy the reliability required in the safety-critical system with the minimum traffic. Both of the two conflicting requirements which are the reliability enhancement of the sensor network and the minimization of the network traffic in the repeated data transmission, can be satisfied adequately. | 09-20-2012 |
20130315039 | METHOD FOR CONTROLLING WAKE-UP OF SOUND WAVE-BASED WIRELESS NETWORK AND WIRELESS SENSOR NETWORK USING THE SAME - A method for controlling wake-up of a sound wave-based wireless network and a wireless sensor network using the same are provided. A wireless device constituting the wireless sensor network is woken up by receiving a sound wave from an external device and receives data, or wakes up an external device by transmitting a sound wave and transmits data. Since wake-up is controlled by a sound wave through a microphone and a speaker which consume less power, a time that an RF transceiver spends staying in a reception standby state is minimized and power consumption at a wireless sensor node is minimized. | 11-28-2013 |
20140108943 | METHOD FOR BROWSING INTERNET OF THINGS AND APPARATUS USING THE SAME - A method for browsing Internet of things (IoT) and an apparatus using the same are provided. In the method for browsing IoT, when a mobile device executes a browser, the browser receives information on IoT devices and displays the IoT devices on a map in the form of an icon. Accordingly, the browser displays the IoT devices on the map in the form of an icon, and provides various IoT services, so that the user can easily search for many IoT devices, connect them and receive services. | 04-17-2014 |
20140331144 | METHOD AND SYSTEM FOR PROVIDING NUI - A method and system for providing a Network-based User Interface (NUI) is provided. The method for providing the NUI includes: selecting one from among devices connected to a network; acquiring a UI regarding the selected device through the network; and interacting with the device by using the acquired UI. Accordingly, the user terminal can acquire the UI regarding the device connected to the network through the network and interact with the device, so that the user can easily manipulate the device at a remote distance and can easily grasp the statue of the device. | 11-06-2014 |
20150201022 | METHOD FOR PROVIDING INTERNET OF THINGS SERVICE - A method for providing an IoT service is provided. The method for providing the IoT service may provide the IoT service by using a D-platform, a P-platform, an M-platform, and an S-platform, and thus may provide an open type IoT service. Therefore, an IoT service developer may reduce the time and cost required to develop and an IoT service user may access the IoT service intuitively and systematically. | 07-16-2015 |
20160094485 | OPEN M2M SYSTEM AND METHOD - An open M2M system and a method are provided. A method for managing resources according to an exemplary embodiment of the present invention includes: registering resources existing in a first domain at a second domain; and discovering metadata of a desired resource in the second domain. Accordingly, information management and sharing can be optimized, and registration and discovery of resources can be supported to be performed on a global scale. | 03-31-2016 |
Patent application number | Description | Published |
20090138697 | USER AGENT PROVIDING SECURE VoIP COMMUNICATION AND SECURE COMMUNICATION METHOD USING THE SAME - Disclosed are a user agent providing secure VoIP communication and a secure communication method using the same. A user agent of the invention has an additional module for providing a secure function as well as a module for providing general communication, thereby supporting the secure communication. In addition, as a secure communication method using the user agent, a signaling security mechanism negotiation method and a media encryption algorithm negotiation method are provided. Hence, it is possible to provide internet telephone users with a secure VoIP communication service. | 05-28-2009 |
20090138954 | SECURITY SYSTEM AND SECURING METHOD OF CALL SIGNALING MESSAGES FOR SESSION INITIATION PROTOCOL BASED VoIP SERVICE - Disclosed is a security system of a call signaling message. An object of the invention is to provide a security system and a securing method of a call signaling message, in which even when a call signaling message is leaked out and thus modified in a SIP (Session Initiation Protocol) based VoIP (Voice Over Internet Protocol) service, the modified message is blocked in advance to enable the VoIP service to be provided without an attack effect by the packets. When using the security system and the securing method of a call signaling message according to an embodiment of the invention, it is possible to prevent, in the SIP based VoIP service, a call signaling message from being modified to cause a call failure when requesting a call or during the call, and to block an attack on the call signaling message in advance. | 05-28-2009 |
20090138959 | DEVICE, SYSTEM AND METHOD FOR DROPPING ATTACK MULTIMEDIA PACKET IN THE VoIP SERVICE - Disclosed is a device for dropping an attack multimedia packet. An object of the invention is to provide a device, a system and a method for dropping an attack multimedia packet, capable of filtering RTP packets received to selectively drop an attack multimedia packet, thereby providing a stable multimedia service. According to the invention, the received RTP packet is filtered to selectively drop an attack multimedia packet, so that it is possible to provide a stable multimedia service. | 05-28-2009 |
20100002880 | SYSTEM AND METHOD FOR LAWFUL INTERCEPTION USING TRUSTED THIRD PARTIES IN SECURE VoIP COMMUNICATIONS - Disclosed is a system for lawful interception using a trusted third party in secure VoIP communication. A VoIP transmit terminal generates a secure packet using a master key received from a trusted third party and then communicates with a VoIP receive terminal. A collection device having received a lawful interception instruction from a key recovering system collects and transmits the secure packet to the key recovering system. The key recovering system decrypts the secure packet using the master key received from the trusted third party and provides the decrypted secure packet to a lawful interception requester or provides the master key received from the trusted third party and the secure packet to the lawful interception requester. It is possible to provide the perfect lawful interception in the secure VoIP communication environment, and to guarantee a perfect forward secrecy since the master key is changed for each call. | 01-07-2010 |
Patent application number | Description | Published |
20100227557 | WIRELESS COMMUNICATION SYSTEM AND APPARATUS FOR MANAGING AN UNDERGROUND FACILITY - A wireless communication system for managing an underground facility includes: at least one sensor node attached to the underground facility configured to transmit a sensing signal via magnetic field communication after detecting the status information of the underground facility in accordance with a driving signal, the driving signal comprising a wake-up signal; and an information collection device configured to: transmit the driving signal to the sensor node; collect the sensing signal transmitted from the sensor node; and transmit the collected information to a monitoring system via short-range wireless communication. | 09-09-2010 |
20110243044 | MAGNETIC FIELD COMMUNICATION METHOD AND APPARATUS CAPABLE OF RECOGNIZING MULTIPLE NODES - Magnetic field communication methods and apparatuses are performed by the coordinator and node of a magnetic field area network, respectively. The method which is performed by the coordinator includes: (a) sending a request packet requesting association with a network, disassociation from a network, network association state checking, data transmission, or group address setting, (b) receiving response packets, (c) selecting one or more response packets from among the received response packets, (d) sending a response acknowledgement packet to nodes corresponding to the selected response packets, (e) receiving response packets resent by nodes which have not received the sent response acknowledgement packet, (f) selecting one or more response packets from among the response packets received at (e), and (g) sending a response acknowledgement packet to nodes corresponding to the response packets selected at (f). | 10-06-2011 |
20110243267 | MAGNETIC FIELD COMMUNICATION METHOD FOR MANAGING NODE WITH LOW POWER CONSUMPTION - A magnetic field communication method is provided for managing node with low power consumption which enhances performance and efficiency of a magnetic field area network in the low frequency region. The magnetic field communication method for managing node with low power consumption of the present invention is accomplished in a low-frequency wireless network that is comprised of a MFAN-C and at least one MFAN-N wherein a physical layer is comprised of a preamble, a header, and a payload, and the preamble is comprised of a wake-up sequence and a synchronization sequence. The wake-up sequence is only added to the preamble of the frame that is transmitted from the MFAN-C when the MFAN-N is being activated from the hibernation mode. The wake-up sequence is modulated using ASK modulation, and the synchronization sequence is modulated using BPSK modulation. | 10-06-2011 |
20120169293 | Charging method of multi-node wireless charging system using magnetic field communication - Disclosed is a charging method of a multi-node wireless charging system using magnetic field communication capable of effectively charging a plurality of nodes using the magnetic field communication. The magnetic field communication protocol for wireless charging is prepared and thus, an appropriate wireless charging device may be selected and charged for an appropriate time. The wireless charging method of the present invention includes: transmitting an association request frame; receiving an association response frame from the wireless charging devices; transmitting a charging requirement request frame; receiving a charging requirement response frame from the wireless charging devices; transmitting a charging preparation request frame; and transmitting power during a receiving period of the charging preparation response frame for the charging preparation request frame. | 07-05-2012 |
20130278206 | METHOD AND SYSTEM FOR MULTI WIRELESS CHARGING - A wireless multi charging method and system are disclosed. The wireless charging method selects a portion of mobile devices located in a charging region as a group, and provides energy for wireless charging to the selected group of mobile devices. Accordingly, group charging is possible, and thus it is also possible to selectively charge mobile devices which allow charging. | 10-24-2013 |
20140312833 | METHOD FOR TRANSFERRING WIRELESS POWER - This invention defines management protocols for wireless power transfer to multiple devices in Multi-device Wireless Power Management System. Various functions of Multi-device Wireless Power Management System are justified from this invention. The WPT frames and messages which work between the management block of a charger and the management block or the coupler block of a device, or the coupler block of a charger are defined as well to execute various functions. Also the procedures for each functionality are described based on its frames and messages. | 10-23-2014 |
20140312852 | THE METHOD FOR TRANSFERRING WIRELESS POWER - This invention defines management protocols for wireless power transfer to multiple devices in Multi-device Wireless Power Management System. Various functions of Multi-device Wireless Power Management System are justified from this invention. The WPT frames and messages which work between the management block of a charger and the management block or the coupler block of a device, or the coupler block of a charger are defined as well to execute various functions. Also the procedures for each functionality are described based on its frames and messages. | 10-23-2014 |
20150194838 | METHOD FOR WIRELESSLY CHARGING MULTI-NODE WIRELESS POWER TRANSMITTING SYSTEM - The present invention relates to a method for wirelessly charging a multi-node wireless power transmitting system which can efficiently perform charging using wireless communication. According to the method, a wireless power supply apparatus detects a change in a power transmission environment on the basis of a current/voltage change to accordingly perform rematching or reschedule, and combines and uses a power transmission method through time division for the simultaneous charging of a plurality of devices and a simultaneous power transmission method through multi-matching. | 07-09-2015 |