PANTECH&CURITEL COMMUNICATIONS, INC. Patent applications |
Patent application number | Title | Published |
20110023083 | METHOD AND APPARATUS FOR DIGITAL RIGHTS MANAGEMENT FOR USE IN MOBILE COMMUNICATION TERMINAL - A digital rights management (DRM) apparatus in a mobile terminal includes DRM middleware that makes different types of DRM systems compatible. The DRM middleware includes at least one plug-in module to perform a conversion between different types of DRM contents. A part of the at least one plug-in module is downloaded in real time from a server and is executed. A part of the at least one plug-in module is executed by a server by remote control through a plug-in interface. | 01-27-2011 |
20100207870 | DEVICE AND METHOD FOR INPUTTING SPECIAL SYMBOL IN APPARATUS HAVING TOUCH SCREEN - A device to input a special symbol in an apparatus having a touch screen includes a touch sensor to detect a user touch at a first position, a text input controller to switch from a general character input mode to a special symbol input mode if the user touch is maintained for at least a predetermined time, and a special symbol display unit to display a special symbol at the first position. A method for inputting a special symbol includes a touch detecting step of detecting the user touch at the first position, switching to the special symbol input mode if the user touch is maintained for at least a predetermined time, and displaying a special symbol at the first position in the special symbol input mode. | 08-19-2010 |
20100176986 | APPARATUS AND METHOD FOR CALCULATING POSITION OF MOBILE TERMINAL - An apparatus that calculates a mobile terminal position includes storage, an updater to receive global positioning system (GPS) satellite signals, and a position calculation unit. The apparatus stores GPS reference information, which is updated if an information update event occurs. Then, if a position calculation event occurs, the apparatus receives synchronization signals from the GPS satellite signals and calculates the position of the mobile terminal using the synchronization signals and the stored GPS reference information. A method for calculating a position of a mobile terminal includes calculating a transmission time period of each GPS satellite signal using synchronization signals, calculating a distance between each GPS satellite and the mobile terminal, calculating positions of the GPS satellites using GPS reference information, and calculating the position of the mobile terminal using GPS satellite positions and distances between the GPS satellites and mobile terminal. | 07-15-2010 |
20100128908 | IC CHIP TYPE HEARING AID MODULE FOR MOBILE COMMUNICATION TERMINAL - Disclosed is an IC chip type hearing aid module for use in a mobile communication terminal having a hearing aid circuit including: a first section having a resistor R | 05-27-2010 |
20100099417 | METHOD FOR MULTI-ZONE MANAGEMENT AND METHOD FOR HANDING OFF A MOBILE TERMINAL USING MULTI-ZONE MANAGEMENT - In a multi-zone management method of a mobile terminal and a handoff method of the mobile terminal using multi-zone management, the mobile terminal records or deletes zone identification information in or from a base station table managed for a handoff, and the zone identification information is used as information for preventing a mobile terminal from frequently registering to a new base station due to frequent handoffs in an overlapping area of two base stations. | 04-22-2010 |
20100083041 | FILE UPDATE SYSTEM AND BOOT MANAGEMENT SYSTEM OF MOBILE COMMUNICATION TERMINAL, METHOD OF UPDATING FILE IN MOBILE COMMUNICATION TERMINAL, AND METHOD OF BOOTING MOBILE COMMUNICATION TERMINAL - Disclosed are a file update system of a mobile communication terminal which is capable of recovering Same Owner ID Error caused by damage of a file header in an EFS (Embedded File System) area of the mobile communication terminal, a boot management system of a mobile communication terminal which is capable of preventing a fatal error caused by damage of a file header in an EFS area of the mobile communication terminal, a method of updating a file in the mobile communication terminal, and a method of booting the mobile communication terminal which is capable of preventing a fatal error caused by damage of a file header in an EFS area of the mobile communication terminal. | 04-01-2010 |
20090325560 | SYSTEM AND MOBILE TERMINAL FOR DISPLAYING CALLER INFORMATION AND METHOD THEREOF - Caller information display system includes a caller terminal, a service system and a receiver terminal. The caller terminal stores caller information and transmits data including the caller information during a call. The service system receives the data including the caller information from the caller terminal and transmits the data to a receiver terminal. The receiver terminal receives the data from the service system, stores the caller information to be linked with a telephone number of the caller terminal, and displays the caller information when a paging signal is received. | 12-31-2009 |
20090293094 | MOBILE COMMUNICATION TERMINAL, CHANNEL INFORMATION PROVIDING MODULE, METHOD OF AUTOMATICALLY ACCESSING TO DMB, AND METHOD OF PROVIDING CHANNEL ACCESS INFORMATION - A mobile communication terminal to automatically access to DMB includes a broadcast receiving unit that receives and demodulates a DMB signal, extracts and processes a video signal and an audio signal from the DMB signal, and outputs the video signal and the audio signal to a display unit and an audio output unit; a channel information acquisition unit that processes an audio signal inputted from a microphone in an automatic channel access mode, generates and transmits to a channel information providing server a channel access information request message that includes the audio signal and time information concerning the time when the audio signal is input, and receives and outputs a channel access information response message; and a broadcast control unit that outputs a channel tuning control signal to the broadcast receiving unit according to the channel access information inputted from the channel information acquisition unit. | 11-26-2009 |
20090280845 | METHOD FOR DISPLAYING TRANSMISSION STATUS OF MMS (MULTIMEDIA MESSAGING SERVICE) MESSAGE AND TELECOMMUNICATION TERMINAL USING THE METHOD - A method for displaying transmission status of a multimedia messaging service (MMS) message and a telecommunication terminal using the method, including displaying the currently transmitting content and transmission progress of the MMS message while the telecommunication terminal transmits the MMS message. A user can check the content of the MMS message being currently transmitted together with the transmission progress of the MMS message. The user also can cancel the transmission of the erroneous MMS message before completing the transmission of the MMS message. | 11-12-2009 |
20090279510 | SYSTEM AND METHOD FOR RELEASING QUALITY OF SERVICE RESOURCES IN MOBILE COMMUNICATION NETWORK - A system and a method for releasing quality of service (QoS) resources in a mobile communication network enable QoS resources allocated to a mobile terminal to be released, if, after the mobile terminal is allocated with resources for QoS through an Evolution-Data Optimized (EVDO) Revision A (rA) network to receive data serves, the mobile terminal escapes from the EVDO rA network without first performing a resource release request to the EVDO rA network. The system and method may be implemented in the mobile terminal, the access network, the text message server, or any combination thereof, for releasing the allocated QoS resources without requiring the mobile terminal to re-connect to the EVDO rA network. | 11-12-2009 |
20090278743 | BEAM FORMING SYSTEM AND METHOD FOR BEAM FORMING - A beam forming method of a radio network controller includes receiving information related to beam forming, calculating a distance between the mobile terminal and a base station and velocity of the mobile terminal based on the information related to beam forming, determining whether to perform beam forming, and allocating second scrambling codes (SSCs) to sectors of a base station cell while performing beam forming. One SSC is allocated to only the sector in which the mobile terminal is located. A beam forming system to perform the method includes an information receiving unit to receive information related to beam forming, a position calculation unit to determine distance to and velocity of the mobile terminal, a beam forming determining unit, and a beam forming processing unit to allocate the SSCs to sectors while performing the beam forming. | 11-12-2009 |
20090275360 | HYBRID MOBILE COMMUNICATION TERMINAL AND METHOD OF ACQUIRING SYSTEM FOR DATA SERVICE IN HYBRID MOBILE COMMUNICATION TERMINAL - A hybrid mobile communication terminal includes a mode setting unit which sets a High Data Rate (HDR) power save mode and an indicator indicating the HDR power save mode when data service cannot be provided through a CDMA2000 1x EVDO (Evolution Data Only) system; and a data communication unit which attempts to acquire a CDMA2000 1x system or the EVDO system according to whether the indicator has been set by the mode setting unit. A method for acquiring a system for data service includes: setting an HDR power save mode and an indicator indicating the HDR power save mode when the data service cannot be provided through the EVDO system; determining whether the indicator has been set upon acquiring a system for the data, service; and attempting to acquire the 1x system or the EVDO system according to whether the indicator has been set. | 11-05-2009 |
20090268704 | MOBILE COMMUNICATIONS SYSTEM FOR DYNAMICALLY CONTROLLING DATA RATE CONTROL LENGTH - A mobile communications system includes a base station that performs packet data communications with a terminal. The base station includes a communication unit that receives a data rate control (DRC) value and a message from the terminal, the message including pilot channel information detected from a pilot channel signal sent to the terminal from the base station; a packet data generating unit that generates packet data according to the DRC value; and a control unit determines a number of active sets based on the pilot channel information, and dynamically controls a DRC length based on the determined number of active sets. Also, the control unit controls the communication unit to transmit the dynamically controlled DRC length information to the terminal. Accordingly, the DRC length is dynamically controlled to be more compatible with a wireless environment. | 10-29-2009 |
20090249072 | METHOD FOR GENERATING RIGHTS OBJECT AND DEVICE TO PERFORM THE METHOD, METHOD FOR TRANSMITTING RIGHTS OBJECT AND DEVICE TO PERFORM THE METHOD, AND METHOD FOR RECEIVING RIGHTS OBJECT AND DEVICE TO PERFORM THE METHOD - A method for transmitting a Rights Object (RO) includes generating a password key by encrypting a password, generating the RO using the password key, and transmitting the RO from a first device to a second device. The second device and the first device share the password and the second device generates the password key using the same encryption method as that used by the first device to generate the password key. The second device decrypts a Message Authentication Code (MAC) key and a Rights Object Encryption Key (REK) using the password key, decrypts a Content Encryption Key (CEK) using the decrypted REK, and verifies integrity of the RO using the decrypted MAC key. The second device can use and/or access content associated with the RO using the decrypted CEK. The CEK may be generated by the first device or may be the CEK from a Rights Issuer. | 10-01-2009 |
20090198993 | METHOD FOR JOINING USER DOMAIN AND METHOD FOR EXCHANGING INFORMATION IN USER DOMAIN - A method for joining a user domain based on digital right management (DRM), a method for exchanging information between a user device and a domain enforcement agent, and a method for exchanging information between user devices belonging to the same user domain include sharing a domain session key between the user device and the domain enforcement agent or between the user devices belonging to the same user domain. Information is exchanged through a secure session set up between the user device and domain enforcement agent or between the user devices, and information exchange occurs through encryption/decryption using the domain session key. | 08-06-2009 |
20080317267 | IMAGE/AUDIO PLAYBACK DEVICE OF MOBILE COMMUNICATION TERMINAL - Disclosed is an image/audio playback technology in a mobile communication terminal. According to the present invention, a single image is divided into two halves, i.e., left-half and right-half images, which are displayed on two mobile communication terminals, respectively. In addition, two mobile communication terminals can play left-side and right-side audio data, respectively, which compose stereo audio data, according to the relative locations of the two mobile communication terminals. | 12-25-2008 |
20080219283 | FILE TRANSFER METHOD IN CONVERGED IP MESSAGING SYSTEM - A method for performing a one-to-many file transfer in a converged IP messaging system includes receiving a list of target receiving terminals from a transmitting terminal; verifying whether the transmitting terminal can transfer a file; inquiring each receiving terminal server corresponding to each target receiving terminal whether to receive the file; verifying whether each target receiving terminal can receive the file; inquiring each target receiving terminal whether to receive the file; transmitting to the transmitting terminal server the reply of receiving terminals to receive the file; creating a list of determined receiving terminals; requesting the transmitting terminal to transfer the file; receiving the file from the transmitting terminal; and transferring the file to each receiving terminal server corresponding to the determined receiving terminals or to each determined receiving terminal. | 09-11-2008 |