Patent application number | Description | Published |
20100110886 | Automated local spectrum usage awareness - Disclosed herein are methods, apparatus and computer programs providing localized awareness of spectrum usage and other factors in uncoordinated deployments of radio access networks. A method includes transmitting a beacon from a first access node for reception by a first user terminal that is associated with the first access node and also by a second user terminal that is associated with a second access node. The method further includes receiving feedback from the first user terminal that is associated with the first access node, the feedback comprising information obtained by the first user terminal from a beacon received from the second access node. | 05-06-2010 |
20110201340 | Method and Apparatus for Cell Selection in Flexible Spectrum Use Radio System - In accordance with an example embodiment of the present invention, an apparatus comprises a transceiver configured to receive beacons from a plurality of access points; a processor configured to estimate an expected bit-rate for the plurality of access points based at least in part on a frequency spectrum use resourcing, select an access point from the plurality of access points based at least in part on a target expected bit-rate and cause the transceiver to connect to the selected access point. | 08-18-2011 |
20120094610 | Apparatus, Method, Computer Program for Communication and System Thereof - The invention is related to a method comprising: receiving a beacon signal from at least one transmitter; measuring total received interference power; determining strength of the received at least one beacon signal; determining at least one offset value by using the information the at least one beacon signal comprises; generating estimates of received interference power values transmitter-wise by using the determined at least one offset value and the determined strength of the received at least one beacon signal; combining the transmitter-wise estimated received interference power values for obtaining an estimated total received interference power; and subtracting the estimated total received interference power from the measured total received interference power for obtaining a residual interference power, the residual interference power originating from uncooperative devices. | 04-19-2012 |
20120129560 | PRIORITY-BASED FAIRNESS AND INTERFERENCE SIGNALLING TECHNIQUE IN A FLEXIBLE SPECTRUM USE WIRELESS COMMUNICATION SYSTEM - The exemplary embodiments of the invention relate to at least a method, computer program, and apparatus to transmit a beacon from a first access node to a first user terminal associated with the first access node and also to a second user terminal associated with a second access node, where the beacon includes information indicating a priority of the first access node with respect to a radio resource allocation, and receive feedback from the first user equipment associated with the first access node, where the feedback includes information indicating a priority of the second access node. Further, in accordance with the first embodiments there is adjusting a value of a priority of a wireless network access node over time depending on an amount of radio resources reserved for use by the wireless network access node, such that the priority value decreases as more radio resources are reserved and increases as fewer radio resources are reserved, and transmitting the value of the priority to at least one other wireless network access node. Additionally, the exemplary embodiments of the invention relate to receiving an identification of a radio resource from a serving access node, and transmitting an interfering signal that specifies the identified radio resource. In addition, exemplary embodiments of the invention include detecting at an access node, uplink interference in a radio resource, and releasing a radio resource identified by the radio resource in which uplink interference was detected for use by another access node. | 05-24-2012 |
20120230260 | Apparatus and Method for Allocating Communication Resources in a Communication System - An apparatus, method and system for allocating communication resources in a communication system. In one embodiment, an apparatus includes a processor and memory including computer program code. The memory and the computer program code are configured to, with the processor, cause the apparatus to monitor communication resources employed by a plurality of base stations, determine an opportunity for improved utilization of the communication resources by the apparatus and the plurality of base stations, and generate a change request for the communication resources employed by at least one of the plurality of base stations based on the opportunity for improved utilization thereof. | 09-13-2012 |
20130059589 | ENHANCED MOBILITY FOR DEVICES USING MOVING RELAY - Enhanced mobility for devices using a moving relay, or in a moving relay environment, may be valuable in the Long Term Evolution (LTE) of the 3rd Generation Partnership Project (3GPP). In particular, enhanced mobility procedures for user equipment (UE) can be useful with respect to a moving relay and the radio access network (RAN) interface (IF) between the user equipment and the moving relay. Thus, certain embodiments can improve the mobility procedures between moving relays and macro layer (stationary nodes, for example, eNodeBs). A method according to certain embodiments can include determining, by a user equipment, a stable average of a signal characteristic of a signal from a mobile access point. The method can also include limiting handover of the user equipment based on the stable average. | 03-07-2013 |
20130107727 | Apparatus and Method for the Management of Reception Parameters in a Communication System | 05-02-2013 |
20130121220 | SELF-ADJUSTING DISCONTINUOUS RECEPTION PATTERN - Radio access networks and particularly enhancements for diverse data applications may benefit from a self-adjusting discontinuous reception (DRX) pattern. According to certain embodiments, for example, a method may include configuring a discontinuous reception pattern of a user equipment and adjusting the discontinuous reception pattern at the user equipment autonomously with respect to a base station. | 05-16-2013 |
20130242953 | UPDATE OF TIMING ADVANCE WITHOUT STARTING DISCONTINUOUS RECEPTION ACTIVITY TIMER - Methods, apparatuses, and computer programs that are able to minimize UE power consumption while still updating the TA are provided. For example, one embodiment includes performing TA update without starting the DRX inactivity timer and short cycle timer. | 09-19-2013 |
20140004866 | INTERFERER ACTIVITY SIGNALING FOR TIME DOMAIN (TDM) INTER-CELL INTERFERENCE COORDINATION (ICIC) | 01-02-2014 |
20140220973 | MOBILITY STATE ESTIMATION ENHANCEMENT FOR SMALL CELL AND HETEROGENEOUS NETWORK DEPLOYMENTS - Various communication systems may benefit from mobility state estimation (MSE) enhancement for small cell and heterogeneous network (HetNet) deployments of the same. For example, a first user equipment (UE) and a second user equipment traveling through a HetNet may pass through a varying number of cells causing a poor MSE for each. A method may comprise performing a MSE. The method may include determining whether at least one cell change results in UE staying less than a predetermined time in a cell and filtering out from the MSE the at least one cell change, when the UE stays less than the predetermined time in the cell. The method may also comprise including the at least one cell change in the MSE when the UE stays at least the predetermined time in the cell. | 08-07-2014 |
20140269598 | Apparatus and Method for Time Domain ICIC with Muting Pattern Comprising Fixed and Optional Parts - According to an example embodiment of this invention, a method may include by a processor, receiving a configuration of a flexible muting pattern, wherein the muting pattern comprises a fixed part and an optional part; determining to activate the optional part of the flexible muting pattern; and preparing a message indicating to a network element that the optional part of the flexible muting pattern is activated. Apparatus and computer readable media are also described. | 09-18-2014 |
20140295873 | Apparatus and Method for Allocating Communication Resources in a Communication System - An apparatus, method and system for allocating communication resources in a communication system. In one embodiment, an apparatus includes a processor | 10-02-2014 |
20140348146 | TRANSITION PERIOD FOR DUAL CONNECTIVITY - Methods and apparatus, including computer program products, are provided for dual connectivity. In one aspect there is provided a method. The method may include alternating access, by a user equipment during a transition between a first base station and a second base station, to the first base station and the second base station, wherein the alternating is performed during the transition in accordance with a schedule. Related apparatus, systems, methods, and articles are also described. | 11-27-2014 |
20140357276 | Enhanced Mobility for Devices Using Moving Relay - Enhanced mobility for devices using a moving relay, or in a moving relay environment, may be valuable in the Long Term Evolution (LTE) of the 3rd Generation Partnership Project (3 GPP). In particular, enhanced mobility procedures for user equipment (UE) can be useful with respect to a moving relay and the radio access network (RAN) interface (IF) between the user equipment and the moving relay. Thus, certain embodiments can improve the mobility procedures between moving relays and macro layer (stationary nodes, for example, eNodeBs). A method according to certain embodiments can include determining, by a user equipment, a stable average of a signal characteristic of a signal from a mobile access point. The method can also include limiting handover of the user equipment based on the stable average. | 12-04-2014 |
20150011218 | HOME BASE STATION MANAGEMENT USING EXTENDED CLOSED SUBSCRIBER GROUP ACCESS - The application relates to managing interference at the user equipment caused by femtocell base stations, such as home base stations, home E-UTRAN Node B base stations, and the like, configured with closed subscriber groups by allowing the user equipment to access a femtocell base station which would normally not allow access to the user equipment because the user equipment is not a member of the CSG being served by the femtocell base station. When a user equipment is within range of HeNB serving a CSG cell to which the user equipment is allowed access, referred to as the “allowed HeNB”, the user equipment may encounter severe interference from another, adjacent HeNB serving another CSG cell, which the user equipment may not be allowed access to, referred to as the “not allowed HeNB”, and which may have a stronger signal in terms of power than the HeNB including the CSG to which access is allowed. Rather than to allow the user equipment ( | 01-08-2015 |
20150045024 | MEASUREMENT PATTERN FOR SMALL CELL SEARCHING - Methods and apparatus, including computer program products, are provided for small cell searching. In one aspect there is provided a method. The method may include searching, in a first mode, for a first cell including a first base station based on a first event; changing, based on a second event, to a second mode having a search rate different than the first mode, wherein the second mode searches for the first cell including the first base station; and establishing a connection from a user equipment to the first base station serving the first cell. Related apparatus, systems, methods, and articles are also described. | 02-12-2015 |
20150085768 | METHOD AND APPARATUS FOR MANAGING A WIRELESS CONNECTION - In accordance with an example embodiment of the present invention, there is provided an apparatus, comprising at least one processing core configured to receive a first message, the at least one processing core further configured to render the apparatus operable to monitor for at least one of a timing drift and a potential cause of a timing drift; and the at least one processing core further configured to, responsive to determining at least one of a timing drift and a potential cause of a timing drift, cause the apparatus to become operable to cause a transmitter comprised in the apparatus to transmit a second message. | 03-26-2015 |
20150085798 | Radio Resource Control (RRC) Connection Re-Establishment - Systems, methods, apparatuses, and computer program products for a radio resource control connection re-establishment for a wireless system, such as LTE and LTE-A, are provided. One method comprises determining a strongest signal strength cell to a user equipment and comparing the strongest signal strength cell to a list of prepared cells. The method further comprises determining if the strongest signal strength cell is a suitable cell and if it is on the list of prepared cells. The method may further comprise, upon a connection failure, the user equipment attempting re-establishment connection between the user equipment and the strongest signal strength cell if the strongest signal strength cell is a suitable cell and is on the list of prepared cells. | 03-26-2015 |