Patent application number | Description | Published |
20130022013 | METHOD FOR PROVIDING INFORMATION SUCH THAT DIFFERENT TYPES OF ACCESS POINTS CAN COEXIST - Disclosed is a method for providing information for enabling different types of access points to coexist. The information providing method includes: receiving frequency information for broadcasting from a broadcast database server; obtaining information regarding different types of access points located in a certain area; generating information regarding one or more frequency bands that may be used by the different types of access points located in the certain area based on the frequency information for a broadcast; and transmitting information regarding the one or more available frequency bands to the different types of access points. | 01-24-2013 |
20130051279 | MANAGEMENT DEVICE FOR SERVING NETWORK OR DEVICE AND RESOURCE MANAGEMENT METHOD THEREOF - Disclosed is a method of managing resources to allow networks or devices coexist. To this end, a neighbor discovering method of an apparatus including a coexistence manager (CM) includes: receiving, by the CM, a request from a television band device (TVBD) network or device served by the CM; obtaining, by the CM, neighbor information of the TVBD network or device in response to the request; and transmitting, by the CM, the obtained neighbor information to the TVBD network or device, wherein the neighbor information includes an identifier of a neighbor TVBD network or device interfering the TVBD network or device. | 02-28-2013 |
20130072232 | Method and Apparatus for Performing a Channel Availability Query for a Plurality of Locations - The present invention relates to a method and apparatus for channel availability query on multiple locations in a wireless local area network system. A method for a station (STA) to perform a channel query procedure in a wireless communication system comprises: transmitting, at a first STA corresponding to a channel availability query requesting STA, a first message to a second STA supporting the channel availability query procedure, wherein the second STA corresponds to a channel availability query responding STA, wherein the first message comprises device location information of one or more locations for the channel availability query; and receiving, at the first STA from the second STA, a second message comprising channel availability information, wherein the channel availability information is commonly applicable to multiple locations within an area, when the device location information of the first message is for the multiple location within the area. | 03-21-2013 |
20130143613 | Method and Device for Transmitting and Receiving Available Channel Information Within White Space Band - The present invention relates to a method for a first station (STA) comprising: obtaining available channel information by accessing a database that manages the available channel information within the white space band, and transmitting a white space map (WSM) generated according to the available channel information to a second STA, the WSM includes a channel map field having a variable length, a length field including the length of the channel map field, and map ID information indicating a type of the WSM and whether the WSM being updated; and if the available channel information obtained from the DB indicates that no available channel exists within the white space band, a map ID is set to indicate that the WSM is the updated WSM, and the first STA transmits the WSM which is set as the length field to indicate that the length of the channel map field is 0. | 06-06-2013 |
20130177007 | Method and Apparatus of Transmitting a White Space Map Information in a Wireless Local Area Network System - A method of transmitting a White Space Map information in a wireless local area network system (WLAN) is disclosed. A method of transmitting a white space map information from a first station to a second station in a regulatory domain where a licensed device and an unlicensed device are permitted to operate together in a wireless local area network (WLAN) comprises transmitting, from the first station, one of a beacon frame, a probe response frame and a white space map announcement frame comprising a white space map (WSM) element comprising information for first available channels, which are available for the unlicensed device, to the second station, wherein the WSM element comprises a device type field indicating which device type the list of the fist available channels is for. | 07-11-2013 |
20130294436 | METHOD AND APPARATUS FOR TRANSCEIVING A CONTACT VERIFICATION SIGNAL IN A WIRELESS COMMUNICATION SYSTEM - The present document related to a method and apparatus for transceiving a signal capable of verifying the validity of an available channel in a wireless communication system. According to the present invention, a scheme for transceiving available channel information, a scheme for requesting/responding to a channel validity inquiry, and a scheme for transceiving a contact verification signal are provided, and accordingly, a scheme for supporting the accurate and efficient operation of an unlicensed device while protecting a licensed device in a whitespace band is provided. | 11-07-2013 |
20140115340 | UNIQUE DEVICE IDENTIFIER PROVISION METHOD AND APPARATUS - A method and apparatus for providing a user device with a unique identifier for reinforcing the security of communication with a server includes displaying a CAPTCHA image including a security key received from a server in response to a connection attempt to the server; receiving a security key input by the user, the security key being included in the CAPTCHA image; computing a hash value using the security key input by a user; transmitting the hash value to the server; and registering, when a connection response is received from the server in response to the hash value, the security key based on hash value as a unique identifier necessary for connection with the server. | 04-24-2014 |
20140146804 | METHOD AND DEVICE FOR OFFERING DATABASE ACCESS IN WIRELESS COMMUNICATION SYSTEM - The present invention relates to a wireless communication system, and more specifically, to a method and device for offering database access. According to one embodiment of the present invention, a method in which a first station (STA) accesses a database (DB) through a second STA includes the steps of: receiving a beacon or enabling signal in a first STA, operating as a dependent STA, from a second STA, operating as an enabling STA; operating a link setup of the second STA; and accessing the DB through a link with the second STA. | 05-29-2014 |
20140307634 | Method and Apparatus of Converting TV Channels into WLAN Channels in a Wireless Local Area Network System - A method of converting TV channels into WLAN channels in a wireless local area network system (WLAN) is disclosed. A method of converting TV channels into WLAN channels at an apparatus comprising receiving WSM including a list of available TV channels and finding out a center frequency of each of first WLAN channels which exist on frequency area of the available TV channels using TV channel bandwidth, WLAN channel bandwidth and a starting frequency of each of the available | 10-16-2014 |
20150024798 | Method and Apparatus of Transmitting a White Space Map Information in a Wireless Local Area Network System - A method of transmitting a White Space Map information in a wireless local area network system (WLAN) is disclosed. A method of transmitting a white space map information from a first station to a second station in a regulatory domain where a licensed device and an unlicensed device are permitted to operate together in a wireless local area network (WLAN) comprises acquiring a first list of available channels at each location of a plurality of locations from a regulatory database; determining a second list of available channels at a white space zone (WSZ) using the first list of available channels at each location of a plurality of locations; and transmitting, to the second station, one of a beacon frame, a probe response frame and a white space map announcement frame comprising a white space map (WSM) element, the WSM element including information of the WSZ and the second list of available channels, wherein the WSZ is a geographical area in which commonavailable channels are set. | 01-22-2015 |
20150043338 | Method for Selecting a Master CM in a Coexistence Network - The present invention relates to a method for requesting the selection of a master management apparatus through a server by a management apparatus enabling television white space (TVWS) apparatuses to coexist in a TVWS. The method includes the steps of: determining whether the trigger condition of the process for selecting the master management apparatus is satisfied; and requesting the selection of the master management apparatus by the server, wherein the master management apparatus is configured to determine a channel selection in the TVWS for terminals connected to the master management apparatus and a slave management apparatus, and the trigger condition can be based on the load balance parameters or geographical coverage parameters of the management apparatus. | 02-12-2015 |