Patent application number | Description | Published |
20090059852 | Method And Apparatus For Allocation Of Radio Resources - An estimate of a cost of allocating radio resources available for allocation to the at least one radio link within a cell is generated in dependency | 03-05-2009 |
20100067418 | METHOD AND ARRANGEMENT FOR REDUCING POWER CONSUMPTION IN USER EQUIPMENTS IN MULTI-CARRIER RADIO SYSTEMS - The present invention relates to a method and an arrangement for reducing power consumption in the user equipments in power saving mode in a communication network, comprising a communication network node transmitting information on shared control channels (SCCH) to one or more user equipments. The information is transmitted over either a narrow or a wide bandwidth depending on which mode said one or more user equipments are, either a power saving mode or an active mode. | 03-18-2010 |
20100118836 | Method and Arrangement in a Telecommunication System - The present invention relates to a method for sending reserved sub-carriers to a UE for the purpose of reducing peak to average power ratio (PAPR) of the transmitted signal to ensure sufficient quality of the modulated signal to achieve high data rate, including the steps of sending the information related to dynamic activation and deactivation of reserved sub-carriers on a common channel, which is readable for all UEs in idle and in connected mode; dynamically activating the transmission of the reserved sub-carriers in a cell when high modulation quality is to be maintained; dynamically deactivating the transmission of the reserved sub-carriers in a cell when high modulation quality is not required. The invention furthermore relates to a radio base station and a UE relating to said method. | 05-13-2010 |
20100184437 | Radio Resource Management Based on Parameters Indicating Imbalance between Uplink and Downlink - The present invention relates to methods and arrangements for radio base stations of a wireless communication network, enabling each radio base station to transmit parameters indicating imbalance between UL and DL to adjacent radio base stations, when it is triggered to do so. The adjacent radio base stations can then use the parameters for radio resource management decisions such as HO decisions, whenever needed. | 07-22-2010 |
20100210297 | Method and Arrangement in a Telecommunication System - The present invention provides a user equipment for a telecommunications system, the telecommunications system comprising at least a first radio basestation. The user equipment comprises means for controlling a transmission power of the user equipment, such that said transmission power has a first value for a first set of one or more signals sent over a physical channel between the user equipment and the first radio basestation. The first value and said second value are different. In alternative embodiments, the second set of signals are transmitted taking into account information from the serving cell and a neighbouring cell, while the first set of signals are transmitted taking into account information from the serving cell only. | 08-19-2010 |
20100323688 | Network-Controlled E-UTRAN Neighbour Cell Measurements - The present invention relates to methods and arrangements in a telecommunication system for network-controlled bandwidth for neighbor cell measurements. An appropriate network unit in the serving cell signals measurement bandwidth values to the UE which uses the signal values to perform one or more downlink measurements on the serving as well as the neighbor cells. | 12-23-2010 |
20110009116 | SCHEDULING OF UPLINK MEASUREMENT REPORTS - In a wireless communication system, the uplink transmission of measurement reports may be scheduled based on an estimated time of when a measurement report will be ready for transmission. The estimated time may be calculated at a base station or user equipment. | 01-13-2011 |
20110045838 | MULTI-CELLULAR LOAD DEPENDENT SCHEDULING - The present invention relates to a scheduler selector and a method for improving network quality by controlling intercellular interference of a multi-cellular mobile radio communication network. The radio communication traffic is controlled by a user traffic scheduler principle. The network quality is improved by selecting another scheduling principle among a number of pre-defined and selectable scheduling principles than the scheduling principle working for the moment in a cell in said network. Said selection being initiated as a result of an intracellular Quality data processing wherein the network quality is determined to be possible to improve. | 02-24-2011 |
20110075594 | Uplink Power Control in a TDD Communication System - A method performed in a wireless network includes receiving signals within a downlink frequency domain to enable channel estimation and measuring two or more signals only for two or more frequency bands of the downlink frequency domain that correspond to two or more uplink frequency bands associated with a scheduling grant or channel allocation that correspond to physical uplink channel frequency bands. The method also includes calculating path loss values for each of the frequency bands and calculating a total power based on the path loss values corresponding to the frequency bands. The method further includes determining a power allocation per frequency band based on the calculated total power to be applied to an uplink transmission and allocating the total power. | 03-31-2011 |
20110176500 | Method and Apparatus for Contention-Based Granting in a Wireless Communication Network - In one aspect of the disclosed teachings, associating a plurality of contention-based uplink grants with a range of uplink resource blocks allows one contention-based uplink grant message to signal the entire plurality of grants. As an example in the LTE context, the signaling load on the PDCCH is reduced by using a single contention-based uplink grant message to signal a plurality of contention-based uplink grants. The message indicates an allocated set of uplink resource blocks and the number of separate uplink resource grants represented by the set is known or signaled, such that user terminals recognize that separate subsets of uplink resource blocks within the set each correspond to a separate contention-based uplink grant. Information included in the contention-based uplink grant message, or otherwise signaled can be used to control the probability at which the user terminals attempt contention-based uplink transmissions and/or to control the MCS used for such transmissions. | 07-21-2011 |
20110230200 | Intercell Interference Coordination for Radio Resource Control - A system includes a first device ( | 09-22-2011 |
20110281525 | Method of Estimating Path Loss for a Channel - A method of estimating path loss for a channel between a user equipment and a base station of a wireless communication system, the method performed at the base station and comprising the steps of: measuring (302) a signal power PSDrx for a received signal transmitted from the user equipment to the base station on the channel; and estimating ( | 11-17-2011 |
20120276937 | METHOD AND ARRANGEMENT IN A TELECOMMUNICATION NETWORK WITH INTERCELL INTERFERENCE COORDINATION - Methods and arrangements in a telecommunication network for intercell interference coordination. The telecommunication network comprises a first base station, acting as serving base station for a mobile station, and a second base station. The method comprises determining that transmission interference to the mobile station is to be limited. The method also comprises triggering the mobile station to send a signal on a radio resource, which signal is to be received by the second base station, enabling the second base station to select a transmission parameter that limits interference for the mobile station. | 11-01-2012 |
20120314742 | Macro Diversity Using Likelihood Values - Method and arrangement in a serving base station for determining a binary value of information data received from a user equipment, by using a supportive likelihood value received from a supporting base station. The user equipment transmits information data to be received both by the serving base station and the supporting base station base station. The method comprises: decoding information data bits received from the user equipment into a first likelihood value, without determining a binary value for each bit of the information data, a supportive likelihood value of the information data bits transmitted from the user equipment is received from the supporting base station, which supportive likelihood value is based on a decoding of the information data bits performed in the supporting base station. The first likelihood value of the decoded information bits is combined with the received supportive likelihood value of the decoded information bits. Thus a binary value for each bit of the information data transmitted from the user equipment is determined, based on the combined first and supportive likelihood values. | 12-13-2012 |
20130012259 | METHOD AND ARRANGEMENT IN A WIRELESS NETWORK FOR DETERMINING AN UPLINK RECEIVED POWER TARGET VALUE - A method in a wireless network containing a first node and an adjacent second node for determining an uplink received power target value of the second node to be used by a user equipment which is to be served by the second node includes establishing the uplink received power target value of the first node. The method also includes obtaining the downlink power capacity of the first node and obtaining the downlink power capacity of the second node. Additionally, the method includes calculating the difference in downlink power capacity between the first node and the second node and determining the uplink received power target value of the second node based on the calculated difference in downlink power capacity between the nodes and the established uplink received power target value of the first node. | 01-10-2013 |
20130094388 | Method and Arrangement for Detecting a Channel Quality Offset - A method and an arrangement in a first radio network node for determining a channel quality offset for a radio channel for sending data from the first radio network node to a user equipment are provided. The first radio network node receives from the user equipment channel quality information for the radio channel. The first radio network node estimates resource utilization and signal-to-noise-ratio for the user equipment. The first radio network node determines the channel quality offset based on the received channel quality information, the estimated resource utilization and the estimated signal-to-noise-ratio. | 04-18-2013 |
20130288663 | Network-Controlled E-UTRAN Neighbour Cell Measurements - The present disclosure relates to methods and arrangements in a telecommunication system for network-controlled bandwidth for neighbor cell measurements. An appropriate network unit in the serving cell signals measurement bandwidth values to the UE which uses the signal values to perform one or more downlink measurements on the serving as well as the neighbor cells. | 10-31-2013 |