Patent application number | Description | Published |
20130044708 | METHOD AND APPARATUS FOR SUPPORTING MULTIPLE FREQUENCY BANDS EFFICIENTLY IN MOBILE COMMUNICATION SYSTEM - A method and an apparatus for transmitting a small size data packet efficiently while reducing signaling overhead in a mobile communication system are provided. The method includes determining to apply a low security transfer procedure, transmitting, to a base station, a Radio Resource Control (RRC) connection request message including a temporary Data Radio Bearer (DRB) request to which Access Stratum (AS) security is not applied, receiving an RRC connection setup message, including a temporary DRB configuration, from the base station, and transmitting an Internet Protocol (IP) packet over the temporary DRB. | 02-21-2013 |
20130053103 | METHOD AND APPARATUS FOR SUPPORTING MULTIPLE FREQUENCY BANDS IN MOBILE COMMUNICATION SYSTEM - A method and an apparatus for supporting multiple frequency bands efficiently in a mobile communication system are provided. The method includes generating first system information including a frequency band indicator indicating a frequency band supported by the base station and an additional frequency band indicator indicating at least one frequency band supported by the base station, and broadcasting the first system information. | 02-28-2013 |
20130143610 | APPARATUS AND METHOD FOR DELIVERING SHORT MESSAGE SERVICE EFFICIENTLY IN WIRELESS COMMUNICATION SYSTEM - A Short Message Service (SMS) delivery method and apparatus is provided for delivering an SMS message efficiently by selecting a network domain to attach to according to the service provided to a Mobile Station (MS) by the mobile operator network. An SMS delivery method of the present invention includes receiving, at a network node, an Attach/Routing Area Update (RAU) Request message including a parameter indicating an attach/update type and SMS-only service, and transmitting, when SMS in a Serving General Packet Radio Service (GPRS) Support Node (SGSN) is supported at the core network node, to the mobile station an Attach Accept message including a parameter indicating that SMS in SGSN is supported. The SMS delivery method of the present invention is capable of delivering SMS message efficiently in the wireless communication system. | 06-06-2013 |
20130201960 | METHOD AND APPARATUS FOR TRANSMITTING/RECEIVING DATA ON MULTIPLE CARRIERS IN MOBILE COMMUNICATION SYSTEM - A data transmission method and an apparatus to communicate data on multiple carriers in the mobile communication system are provided. A random access method of a terminal in a mobile communication system including primary and secondary cells operating on multiple carriers according to the present invention includes communicating data after random access in the primary cell, receiving, when the random access is triggered in the secondary cell, information for use in the secondary cell random access from the primary cell, transmitting a preamble in the secondary cell based on the received information, monitoring the primary cell to receive a Random Access Response for the secondary cell, and applying, when the Random Access Response for the secondary cell is received, the information carried in the Random Access Response to the secondary cell in which the preamble has been transmitted. | 08-08-2013 |
20140038608 | METHOD AND APPARATUS FOR ADJUSTING MOBILITY PARAMETER - A mobility parameter adjustment method and apparatus for use in a wireless communication system is provided. The mobility parameter adjustment method of a base station includes receiving connection failure information from a terminal, and adjusting a mobility adjustment parameter based on the connection failure information. The mobility parameter adjustment method and apparatus of the present disclosure is capable of adjusting mobility parameter efficiently so as to improve the mobility robustness of the wireless communication system and User Equipment (UE). | 02-06-2014 |
20140211742 | METHOD AND APPARATUS FOR SUPPORTING MULTIPLE FREQUENCY BANDS IN MOBILE COMMUNICATION SYSTEM - A method and an apparatus for supporting multiple frequency bands efficiently in a mobile communication system are provided. The method includes generating first system information including a frequency band indicator indicating a frequency band supported by the base station and an additional frequency band indicator indicating at least one frequency band supported by the base station, and broadcasting the first system information. | 07-31-2014 |
20140286326 | LOCATION-SPECIFIC WLAN INFORMATION PROVISION METHOD IN CELL OF WIRELESS COMMUNICATION SYSTEM - A data communication method of a terminal of a mobile communication system is provided. The data communication method includes transmitting a first message including location-related information of the terminal to a base station, receiving a second message including a Wireless Local Area Network (WLAN) Access Point (AP) list corresponding to the location-related information of the terminal, and scanning, if the WLAN AP list includes at least one WLAN AP, for WLAN APs included in the WLAN AP list. | 09-25-2014 |
20150043505 | METHOD AND APPARATUS FOR TRANSMITTING/RECEIVING DATA ON MULTIPLE CARRIERS IN MOBILE COMMUNICATION SYSTEM - A data transmission method and an apparatus to communicate data on multiple carriers in the mobile communication system are provided. A random access method of a terminal in a mobile communication system including primary and secondary cells operating on multiple carriers according to the present invention includes communicating data after random access in the primary cell, receiving, when the random access is triggered in the secondary cell, information for use in the secondary cell random access from the primary cell, transmitting a preamble in the secondary cell based on the received information, monitoring the primary cell to receive a Random Access Response for the secondary cell, and applying, when the Random Access Response for the secondary cell is received, the information carried in the Random Access Response to the secondary cell in which the preamble has been transmitted. | 02-12-2015 |
20150063305 | METHOD AND APPARATUS FOR TRANSMITTING/RECEIVING DATA ON MULTIPLE CARRIERS IN MOBILE COMMUNICATION SYSTEM - A data transmission method and an apparatus to communicate data on multiple carriers in the mobile communication system are provided. A random access method of a terminal in a mobile communication system including primary and secondary cells operating on multiple carriers according to the present invention includes communicating data after random access in the primary cell, receiving, when the random access is triggered in the secondary cell, information for use in the secondary cell random access from the primary cell, transmitting a preamble in the secondary cell based on the received information, monitoring the primary cell to receive a Random Access Response for the secondary cell, and applying, when the Random Access Response for the secondary cell is received, the information carried in the Random Access Response to the secondary cell in which the preamble has been transmitted. | 03-05-2015 |