Patent application number | Description | Published |
20080220792 | Method for Efficient Radio Resource Management - An improved admission control procedure for an admission control entity (e.g., Radio Network Controller (RNC), Node B, etc.) in a network that admits a terminal (mobile station, user equipment, etc.) having a certain receiver performance. Without improperly assuming one receiver performance or referring to a reference minimum receiver performance to calculate the resources that will be used, more accurate radio resources that should be used by the terminal when admitted to the cell can be determined by using appropriate information about the receiver performance of the terminal to be admitted. | 09-11-2008 |
20080253323 | Method of Transmitting on a Random Access Channel - Optimizing call setup procedures by determining whether a trigger for a random access procedure is independent for a restricted number of terminals, and performing a preamble transmission with or without a delay based upon the determining. | 10-16-2008 |
20080267126 | Random Access Channel Hopping for Frequency Division Multiplexing Access Systems - A method of coordinating resources for repetition of random access bursts performed by a mobile terminal, the method comprising: determining groups of access slots based on parameters from a network, wherein each access slot is defined by any combination of frequency, time and code, and the access slots are organized according to a frequency pattern; transmitting an access burst on an access slot from a chosen group of access slots; and re-transmitting the access burst on the next access slot from the chosen group of access slots. | 10-30-2008 |
20080279257 | Random Access Dimensioning Methods And Procedues For Frequency Division Multiplexing Access Systems - A method of determining random access resources performed by a mobile terminal, the method comprising: receiving information on available random access resources from a network; deciding how to derive the random access resources to be allowed based on default values or information received from the network; measuring received signal quality of at least one of a cell to be accessed and a neighboring cell; and deriving the allowed random access resources based on the deciding and the measuring. | 11-13-2008 |
20080285668 | Method for Processing Control Information in a Wireless Mobile Communication System - In a wireless mobile communications system, a method for processing control information allows the operations of a mobile terminal to be simplified and permits efficient use of resources for the mobile terminal. The network instructs in advance, the transmission of control information, such as system information and the like, via a single indicator channel. The mobile terminal receives this single indicator channel and uses the indicator information that was transmitted via the indicator channel in order to receive the control information. | 11-20-2008 |
20080298319 | Data Receiving Method For Mobile Communication Terminal - A method of receiving control information by a terminal in a mobile communications system having a single control channel and a plurality of common channels and having a network that periodically transmits the control information via the control channel, the method comprising: periodically receiving the control channel; detecting, at a particular time, an identifier from the received control channel; and receiving data via a particular common channel that is indicated by control information that includes the detected identifier. | 12-04-2008 |
20080311892 | Method for Transmitting and Receiving a Mbms Service in Mobile Communication System - A method for transmitting and receiving a Multimedia Broadcast/Multicast Service in a mobile communication system. The mobile communication system transmits the same service in different streams by having first bearer information and a second bearer information for the same service. The mobile terminal effectively receives the MBMS service by receiving second bearer information based on the first bearer information received through a downlink control channel. | 12-18-2008 |
20080311926 | NETWORK SIGNALING FOR POINT-TO-MULTIPOINT SERVICE OVER SINGLE FREQUENCY NETWORK MODE - The present invention relates to communicating between a network and a mobile terminal in a wireless communication system. The invention includes receiving a message from the network for announcing a service. The message includes an attribute for identifying whether the service is to be received according to a specific mode. The specific mode is a mode wherein information is communicated on a frequency having no associated uplink service. The attribute is included in the message according to a session description protocol describing the service. | 12-18-2008 |
20090011769 | Transmitting Information in Mobile Communications System - Transmitting information using a preamble of a Random Access Channel (RACH) in an Evolved Universal mobile Telecommunications System (E-UMTS) is provided. A preamble transmission is used to inform a base station of specific information when a terminal uses a RACH and the base station efficiently allocates radio resources for data transmission to the terminal according to the specific information. Delay time before the terminal transmits data is reduced and unnecessary consumption of radio resources is minimized. | 01-08-2009 |
20090197598 | CUMULATIVE NEIGHBORING CELL LIST - A method and apparatus for reducing the number of cells that must be broadcast and the number of cells that a mobile terminal must measure when different frequencies and technologies must be listed as neighboring cells. | 08-06-2009 |
20090247149 | METHOD OF SUPPORTING MEASUREMENT IN A MOBILE COMMUNICATION SYSTEM - A method of supporting a measurement in a mobile communication system is disclosed, by which a measurement requested by a system can be smoothly performed without data loss in the course of receiving data for a specific service or control data. A UE decides a frequency or time interval necessary for measurement and then transmits information for the decided frequency or time interval to a radio network node. The radio network node controls a transmission of data to be transmitted to the UE using the received information for the frequency or time interval. | 10-01-2009 |
20090252119 | PROCEDURE FOR NON SYNCHRONIZED RADIO ACCESS (NSRA) RESOURCE ASSIGNMENT - A procedure for RACH initial access in a mobile terminal is provided such that necessary information is conveyed the for the initial access procedure with less overhead. The method allow an accurate choice of the uplink transport format by allowing the mobile terminal to determine by itself whether a certain transport format may be used for the transmission of a message prior to the first preamble transmission and prior to the power ramping. | 10-08-2009 |
20090253422 | METHOD FOR READING DYNAMIC SYSTEM INFORMATION BLOCKS - In a wireless mobile communications system, a method of controlling or updating system information included in system information blocks (SIBs). The mobile communication system allows the network (i.e., RNC) to trigger the terminal (i.e., UE) to apply new timer values and information values independently of whether the UE has read the timer and/or values of the SIBs based on a previous timer values. | 10-08-2009 |
20090290509 | PROCEDURE FOR INITIAL ACCESS - A method for accessing a wireless communication network includes transmitting a first message that has a first random identifier (RAND ID), and receiving a response to the first message such that the response includes the first RAND ID and signaling information. The method further includes transmitting a second message, having a second RAND ID, using at least one allocated resource. An alternative method includes communicating with a UE by receiving a first message from the UE. The first message includes a first RAND ID. The method further includes transmitting to the UE a response to the first message, and receiving a second message from the UE on at least one allocated resource. Typically, the response includes the first RAND ID and signaling information, and the second message comprises a second RAND ID. | 11-26-2009 |
20090296653 | METHOD OF EXECUTING HANDOVER BETWEEN HETEROGENEOUS NETWORKS AND METHOD OF SUPPORTING THE SAME - A method of executing a handover between heterogeneous networks and method of supporting the same are disclosed, by which the handover can be smoothly performed between a wireless mobile communication network and a wireless LAN. A method of executing a handover between heterogeneous networks, in which a user equipment communicating with a wireless mobile communication network performs the handover into a wireless LAN, includes the steps of making a request for information for at least one cell neighbor to the wireless LAN to a second mobile communication network node via a first mobile communication network node, receiving the information for the at least one cell via the first mobile communication network node from the second mobile communication network node, and executing the handover to the wireless LAN using the received information. | 12-03-2009 |
20100067452 | METHOD FOR PAYLOAD PART TRANSMISSION ON CONTENTION CHANNELS - A method for generating an uplink transmission burst includes using one or more symbols to define the uplink transmission burst, and forming a preamble portion and a payload portion for the uplink transmission burst. The preamble portion is formed using at least a portion of one or more of the symbols, such that the preamble portion includes a signature that is defined in a predetermined signature set. The payload portion is formed using at least a portion of one or more of the symbols. Typically, at least a portion of the preamble portion and at least a portion of the payload portion are formed using the same symbol. | 03-18-2010 |
20100069037 | METHOD AND PROCEDURES FOR PRIORITIZED TRANSMISSION ON CONTENTION CHANNELS - A method and mobile terminal for an improved random access prioritization scheme for Random Access Channel (RACH) transmission is provided by increasing the transmission probability based on remaining access cycles and, whereby the access delay for terminals having less remaining access cycles is decreased by increasing the transmission probability. | 03-18-2010 |
20100167746 | METHOD OF TRANSMITTING/RECEIVING LTE SYSTEM INFORMATION IN A WIRELESS COMMUNICATION SYSTEM - In a wireless mobile communications system, the system information is grouped or classified in different types according to the characteristics of the system information, and the system information is transmitted to channels with specific functions that allow the optimization of the resource usage and the reception by the User Equipment (UE). | 07-01-2010 |
20100172299 | ENHANCEMENT OF LTE RANDOM ACCESS PROCEDURE - A method and apparatus for enhancement of the random access procedure of a Long-Term Evolution (LTE) system are provided. Enhancements include modeling one cycle in the random access procedure since only one counter is necessary and controlling the delay prior to the preamble transmission in order to reduce conflicts by multiple mobile terminals using the random access channel. | 07-08-2010 |
20100182963 | METHOD AND PROCEDURES FOR RADIO BEARER SETUP - A method and apparatus for optimizing the radio bearer setup procedure is provided. Downloading new default configurations allows a mobile terminal to use the default configuration as often as possible for radio bearer setup, thereby precluding the need to broadcast any pre-defined configurations, parameters and identifiers. | 07-22-2010 |
20100234010 | CUMULATIVE NEIGHBORING CELL LIST - A method is provided that reduces the overhead of neighboring cells that must be signaled and thereby reduces the overhead in the system information and reduces the number of cells on which a UE must perform measurements. In order to accomplish this, the number of neighboring cells (inter frequency/inter RAT) that are broadcast in the system information is reduced. | 09-16-2010 |
20100235634 | SECURITY CONSIDERATIONS FOR THE LTE OF UMTS - A method for providing message protection includes generating a ciphered message based upon a first counter, a message, and a ciphering key. The method further includes generating an unciphered message authentication code (MAC) based upon the first counter, an integrity protection key, and either the message or the ciphered message, and transmitting security protected data, which includes the MAC and the ciphered message, over a transmission medium. | 09-16-2010 |
20100293372 | ASYMMETRIC CRYPTOGRAPHY FOR WIRELESS SYSTEMS - A method for authenticating messages in a communication network includes forming a super message having a plurality of individual messages such that at least two of the individual messages are intended for separate receiving entities. The method further includes creating a message authentication code (MAC) using a private key, such that the MAC is configured to permit authentication of the super message using a public key. | 11-18-2010 |
20110039590 | ALLOCATING RADIO RESOURCES IN MOBILE COMMUNICATION SYSTEM - Transmitting information using a preamble of a Random Access Channel (RACH) in an Evolved Universal mobile Telecommunications System (E-UMTS) is provided. A preamble transmission is used to inform a base station of specific information when a terminal uses a RACH and the base station efficiently allocates radio resources for data transmission to the terminal according to the specific information. Delay time before the terminal transmits data is reduced and unnecessary consumption of radio resources is minimized. | 02-17-2011 |
20110080861 | MBMS DUAL RECEIVER - A method for communicating between a network and a dual receiver UE includes receiving first signaling from a first network node at a first frequency, and receiving second signaling via a PtM control channel from a second network node at a second frequency. The method further includes receiving a request from the second network node at the second frequency, such that the request is carried on the PtM control channel, and transmitting to the first network node a response to the request from the second network node. An alternative method includes receiving communications from a first network node, and identifying that the first network node lacks uplink capabilities. This method may further include identifying that the first network node provides a MBMS service, and receiving the MBMS service from the first network node despite the identification of the lack of uplink capabilities. | 04-07-2011 |
20110081912 | DEDICATED SIGNATURE ALLOCATION AND CHOICE - Methods for allocating and choosing dedicated signatures for random access are provided. Options for allocating dedicated signatures include allocating the dedicated signature from the unused space of the random signature root index when there is unused space and allocating more dedicated signatures from the same root index using the same time/frequency resources if additional signatures are needed, and reserving some preambles from the contention-based random access preambles from both sets of preambles. The present invention also proposes that the dedicated signatures be reserved in each of two sets of preambles. | 04-07-2011 |
20110223943 | POINT TO POINT RADIO BEARERS FOR A BROADCASTING SERVICE - A method for establishing a connection between user equipment (UE) and an associated network includes receiving at the UE a notification indicating either a start of a broadcast service or an availability of the broadcast service, such that the notification comprises an identifier which identifies the broadcast service. The method further includes receiving at the UE a setup message which establishes a point-to-point radio bearer between the UE and the network, such that the setup message comprises the identifier which is used to identify that the radio bearer carriers the broadcast service. | 09-15-2011 |
20110249608 | POINT TO POINT RADIO BEARERS FOR A BROADCASTING SERVICE - A method for establishing a connection between user equipment (UE) and an associated network includes receiving at the UE a service announcement providing a description of an available broadcast service and at least one identifier which identifies the broadcast service, and receiving at the UE a setup message which establishes a point-to-point radio bearer between the UE and the network, such that the setup message includes the identifier which is used to identify that the radio bearer carriers the broadcast service. | 10-13-2011 |
20110261752 | SIGNALING FOR PREAMBLE USED FOR RANDOM ACCESS - Methods for allocating and choosing dedicated signatures for random access are provided. Options for allocating dedicated signatures include allocating the dedicated signature from the unused space of the random signature root index when there is unused space and allocating more dedicated signatures from the same root index using the same time/frequency resources if additional signatures are needed, and reserving some preambles from the contention-based random access preambles from both sets of preambles. The present invention also proposes that the dedicated signatures be reserved in each of two sets of preambles. | 10-27-2011 |
20120077512 | ALLOCATING RADIO RESOURCES IN MOBILE COMMUNICATIONS SYSTEM - Transmitting information using a preamble of a Random Access Channel (RACH) in an Evolved Universal mobile Telecommunications System (E-UMTS) is provided. A preamble transmission is used to inform a base station of specific information when a terminal uses a RACH and the base station efficiently allocates radio resources for data transmission to the terminal according to the specific information. Delay time before the terminal transmits data is reduced and unnecessary consumption of radio resources is minimized. | 03-29-2012 |
20120236810 | ALLOCATING RADIO RESOURCES IN MOBILE COMMUNICATIONS SYSTEM - Transmitting information using a preamble of a Random Access Channel (RACH) in an Evolved Universal mobile Telecommunications System (E-UMTS) is provided. A preamble transmission is used to inform a base station of specific information when a terminal uses a RACH and the base station efficiently allocates radio resources for data transmission to the terminal according to the specific information. Delay time before the terminal transmits data is reduced and unnecessary consumption of radio resources is minimized. | 09-20-2012 |
20130012219 | SIGNALING FOR PREAMBLE USED FOR RANDOM ACCESS - According to one embodiment, a method of requesting a random access connection between a mobile terminal and a base station includes: receiving, by the mobile terminal, information comprising at least one signature root sequence index, a cyclic shift parameter, and a number of signatures used for representing a boundary between a first signature set and a second signature set; preparing, by the mobile terminal, random access signatures according to the at least one signature root sequence index and the cyclic shift parameter, wherein at least one of the random access signatures is associated with the first signature set and the remaining of the random access signatures are associated with the second signature set; and selecting, by the mobile terminal, a random access preamble from the first signature set or the second signature set based on a message size and a radio condition. | 01-10-2013 |
20130336266 | METHOD FOR PAYLOAD PART TRANSMISSION ON CONTENTION CHANNELS - A method for generating an uplink transmission burst includes using one or more symbols to define the uplink transmission burst, and forming a preamble portion and a payload portion for the uplink transmission burst. The preamble portion is formed using at least a portion of one or more of the symbols, such that the preamble portion includes a signature that is defined in a predetermined signature set. The payload portion is formed using at least a portion of one or more of the symbols. Typically, at least a portion of the preamble portion and at least a portion of the payload portion are formed using the same symbol. | 12-19-2013 |
20140029548 | DEDICATED SIGNATURE ALLOCATION AND CHOICE - Methods for allocating and choosing dedicated signatures for random access are provided. Options for allocating dedicated signatures include allocating the dedicated signature from the unused space of the random signature root index when there is unused space and allocating more dedicated signatures from the same root index using the same time/frequency resources if additional signatures are needed, and reserving some preambles from the contention-based random access preambles from both sets of preambles. The present invention also proposes that the dedicated signatures be reserved in each of two sets of preambles. | 01-30-2014 |