Patent application number | Description | Published |
20090175187 | Method and Arrangement for Triggering Power Headroom Report Transmissions in a Telecommunications System - The present invention relates to a method and arrangement for triggering transmission of a power headroom report to be used by a base station for estimating UE transmit power also for transmissions for which a power headroom report is not included. The user equipment, UE, is to this end configured with a set of triggering conditions for power head room report transmission. | 07-09-2009 |
20100103833 | Radio Bearer Specific CQI Reporting - An improved mechanism for providing channel state feedback from a user equipment (UE) | 04-29-2010 |
20100202306 | Including in the Uplink Grant an Indication of Specific Amount of CQI to be Reported - The present invention relates to a method, user equipment and a base station adapted to handle channel state feedback reports in a more flexible way. More specifically, a channel state feedback procedure is provided which utilizes the resources available for transmission of channel state feedback more efficiently. This is achieved by including uplink grant availability into the channel state feedback reporting triggers used for determining when and how to send channel state feedback from a UE, i.e. a channel state feedback reporting request may be sent by a base station in an uplink grant to a UE comprising an indication of an expected amount of information to be returned. | 08-12-2010 |
20100202420 | Methods and Systems for Scheduling Resources in a Telecommunication System - Aspects of the present invention relate to the scheduling of resources in a telecommunication system that includes a mobile terminal and base station. In one embodiment, the mobile terminal sends an initial scheduling request to a base station. Subsequently, the mobile terminal does not transmit a scheduling request to the base station unless and until a scheduling request triggering event is detected. | 08-12-2010 |
20100285830 | Uplink Power Control for Power Limited Terminals - Transmit power control methods and apparatus are disclosed. In several embodiments, a mobile terminal ( | 11-11-2010 |
20110021230 | Method of Transmitting CQI Reports - In a cellular radio system a UE transmits CQI reports on a periodic basis and also transmits CQI reports upon a request from the radio base station. The UE is further adapted to cancel transmission of a periodic CQI report upon reception of a request for a requested CQI report. | 01-27-2011 |
20110032895 | Method and Apparatus for Transmitting CSI on the PUSCH in an LTE System - The present invention relates to allowing configuring CSI reporting (step S- | 02-10-2011 |
20110128930 | Method for Link Adaptation with a Signal Quality Margin on the Bandwidth - Method and arrangement in a base station for selecting a transmission parameter. The selected transmission parameter is used when sending a signal over a radio channel to a user equipment in a wireless communication network. The radio channel is allocated bandwidth for signalling. The method comprises the step of obtaining an estimation of the signal quality of the radio channel. Also, the allocation to the radio channel. Further yet, the method may comprise the step of calculating a signal quality margin, which signal quality margin is based on the bandwidth size. Still further, the method comprises the step of selecting the transmission parameter based on the estimated signal quality of the radio channel and the calculated signal quality margin. | 06-02-2011 |
20110134780 | Method of Requesting CQI Reports - In a method and a device for requesting Channel Quality Indication (CQI) reports from a mobile station of a cellular radio system, the CQI reports are requested in response to a measured Block Error Rate (BLER) of transmissions from the mobile station. In accordance with one embodiment of the present invention a CQI report is requested if the BLER of the mobile station is above a predetermined threshold value C. The threshold value C can be set to a value related to the BLER target. In particular the value C can be set to the same value or as a value close the BLER that is targeted to try to adapt the CQI report request to how well the base station knows the channel. It can also be set higher or lower to also consider how much CQ1 reporting the base station estimates can be afforded when it comes to uplink resources and uplink grant signaling in the downlink. | 06-09-2011 |
20110275399 | Resource Allocation in Uplink OFDMA - A method and arrangement in a node for allocating transmission resources is presented. The present method and arrangement for scheduling, allocates frequency resources based on the received signal power of user equipment. Thus in particular uplink power can be better utilized. According to the present method and arrangement the resource blocks are distributed so that the SINR of all scheduled user equipments reach a selected SINR target. The selection of SINR targets may be static or dynamic. Further, according to the present method and arrangement, optimization of system and user performance may be combined. | 11-10-2011 |
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 |
20120008524 | Method and Apparatus for Monitoring a Random Access Channel - A user equipment for obtaining data for observing performance related to Random Access in a cellular radio system is provided. The user equipment can connect to the system. In order to provide the network/system with data for observing the random access procedure the user equipment measures and stores data needed to compute measurements to be reported to the system. The user equipment further generates a measurement report, and transmits the measurement report based on a trigger event. | 01-12-2012 |
20120033628 | METHOD AND APPARATUS OR ALLOCATING RESOURCES TO USER EQUIPMENTS IN A TELECOMMUNICATIIONS SYSTEM - The present invention relates to a method and a radio base station ( | 02-09-2012 |
20120300635 | Method and Arrangement for Load Balancing in a Telecommunications System - The present invention relates to a method and a base station ( | 11-29-2012 |
20120300716 | Including in the Uplink Grant an Indication of Specific Amount of CQI to be Reported - The present invention relates to a method, user equipment and a base station adapted to handle channel state feed-back reports in a more flexible way. More specifically, a channel state feedback procedure is provided which utilizes the resources available for transmission of channel state feedback more efficiently. This is achieved by including uplink grant availability into the channel state feedback reporting triggers used for determining when and how to send channel state feedback from a UE, i.e. a channel state feedback reporting request may be sent by a base station in an uplink grant to a UE comprising an indication of an expected amount of information to be returned. | 11-29-2012 |
20120300742 | Adjustment of Link Adaptation Parameter Based on Data and Control Channel Load - A method for performing link adaptation in association with scheduling a data channel for a cell in a base station of a cellular communication system, and an arrangement, suitable for performing such a method. The link adaptation method has link adaptation optimization purpose which is achieved by updating a link adaptation parameter on the basis of the load on the data channel and on the basis of the load of a control channel controlling the data channel in the cell. The method obtains a better trade-off between the spectral efficiency and the delay, due to re-transmissions. | 11-29-2012 |
20130182624 | TERMINAL BATTERY AWARE SCHEDULING - The present invention relates to a method and device ( | 07-18-2013 |
20130322493 | USER EQUIPMENT, RADIO BASE STATION AND METHODS THEREIN FOR TRANSMITTING INFORMATION OF AN ALLOCATION OF A RADIO RESOURCE - Embodiments herein relate to a method in a radio base station for transmitting information of an allocation of a radio resource allocated to a second user equipment. The radio base station is arranged to serve a first user equipment and the second user equipment in a cell of a radio communications network. The radio resource in the cell comprises Physical Resource Blocks that are organized in radio frames comprising subframes. The radio base station allocates a radio resource to the second user equipment in a subframe of the cell based on a frequency hopping scheme of the first user equipment. Also, the radio base station transmits a message to the second user equipment, which message indicates the allocated radio resource. | 12-05-2013 |
20130343293 | Methods and Systems For Scheduling Resources in a Telecommunication System - Aspects of the present invention relate to the scheduling of resources in a telecommunication system that includes a mobile terminal and base station. In one embodiment, the mobile terminal sends an initial scheduling request to a base station. Subsequently, the mobile terminal does not transmit a scheduling request to the base station unless and until a scheduling request triggering event is detected. | 12-26-2013 |
20140099989 | Uplink Power Control for Power Limited Terminals - Transmit power control methods and apparatus are disclosed. In several embodiments, a mobile terminal is configured to effectively ignore “UP” transmit power control commands in the event that the mobile terminal is operating in a power-limited state. In an exemplary method for controlling transmit power at a mobile terminal, a plurality of transmit power control commands are received. An accumulated power control value is adjusted in response to each transmit power control command that directs a negative adjustment in transmit power. However, the accumulated power control value is adjusted in response to a transmit power control command that directs a positive adjustment in transmit power only if the mobile terminal is not in a power-limited state. Transmit power settings for each transmission are calculated based on the accumulated power control value and the one or more radio link parameters. | 04-10-2014 |
20140169334 | Communication Improvement After Handover - The invention relates to handover of a mobile station ( | 06-19-2014 |
20140211770 | METHOD AND APPARATUS FOR TRANSMITTING CSI ON THE PUSCH IN AN LTE SYSTEM - The present invention relates to allowing configuring CSI reporting (step S- | 07-31-2014 |
20140256336 | Methods and Network Nodes for Determining an Indication of Interference Mitigation and for Scheduling a Transmission - A method and a radio network node ( | 09-11-2014 |
20140274102 | Method and a Network Node for Determining an Indication of Interference Mitigation - A method and a network node ( | 09-18-2014 |
20150055602 | INCLUDING IN THE UPLINK GRANT AN INDICATION OF SPECIFIC AMOUNT OF CQI TO BE REPORTED - The present invention relates to a method, user equipment and a base station adapted to handle channel state feed-back reports in a more flexible way. More specifically, a channel state feedback procedure is provided which utilizes the resources available for transmission of channel state feedback more efficiently. This is achieved by including uplink grant availability into the channel state feedback reporting triggers used for determining when and how to send channel state feedback from a UE, i.e. a channel state feedback reporting request may be sent by a base station in an uplink grant to a UE comprising an indication of an expected amount of information to be returned. | 02-26-2015 |