Patent application number | Description | Published |
20130242818 | Techniques for Timers Associated with Powering Receiver Circuitry at a Wireless Device - Examples are disclosed for timers associated with powering receiver circuitry at a wireless device or user equipment. The examples include separately defining one or more timers based on different time division duplex (TDD) configurations. The different TDD configurations may be used for communications between user equipment and serving cells supported by one or more base stations such as evolved node Bs (eNBs) in a Long Term Evolution (LTE) wireless network. The defined timers may be used by the user equipment to selectively power receiver circuitry. Other examples are described and claimed. | 09-19-2013 |
20130244656 | RF CHAIN USAGE IN A DUAL NETWORK ARCHITECTURE - An apparatus and method for using a radio frequency (RF chain) in a dual-network architecture are disclosed herein. An evolved node B (eNodeB) receives RF chain sharing information from user equipment (UE) associated with the eNodeB. The RF chain sharing information comprises indication of a non-usable frequency band or indication of which frequency band is supported for each of a first network and a second network that an RF chain is switchable between. The RF chain is included in the UE and at least a frequency band is shared between the first and second networks. The eNodeB transmits radio resource control (RRC) connection reconfiguration signaling to the UE to release a secondary cell (SCell) or perform inter-frequency handover of a primary cell (PCell) in response to the RF chain sharing information. | 09-19-2013 |
20130272132 | SUPPORTED, SELF-OPTIMIZING WIRELESS NETWORKS, OPTIMIZED WITH RESPECT TO ENERGY, MOBILITY, AND CAPACITY - Technology is discussed for self-optimization approaches within wireless networks to optimize networks for energy efficiency, load capacity, and/or mobility, together with new, supporting channel state measurements and handover techniques. New, Channel State Information-Reference Signals (CSI-RSs) for yet-to-be-configured Cell-IDentifications (Cell-IDs) can be used to determine whether adjacent transmission cells can provide coverage for transmission cells that can be switched off for energy efficiency during formation of a Single Frequency Network (SFN). New approaches are also discussed to facilitate mobility within such a network. The new CSI-RSs and mobility approaches can also be used to split up such a SFN when changing load demands so require. Additionally, such new approaches can be used to create a SFN with a common Cell-ID where high mobility is required, such as near a roadway, and to break it up where high capacity is required, such as during a period of traffic congestion. | 10-17-2013 |
20130273878 | APPARATUS FOR IMPROVED MOBILITY IN A WIRELESS HETEROGENEOUS NETWORK - Generally, this disclosure provides apparatus and methods for improved User Equipment (UE) mobility in wireless heterogeneous networks. The UE device may include a location determination module configured to determine location information associated with the UE relative to one or more of a cells, wherein the of cells form part of a wireless heterogeneous network; a processing circuit configured to generate an assistance message, the assistance message including the location information associated with the UE; and a transmitter circuit configured to transmit a Radio Resource Control (RRC) message to an evolved Node B (eNB) associated with one of the cells, the RRC message including the assistance message. | 10-17-2013 |
20130288672 | APPARATUS AND METHOD FOR CELL INFORMATION INDICATION IN A WIRELESS NETWORK - Generally, this disclosure provides apparatus and methods for improved indication of cell information in a wireless network. The cell information may include an evolved Node B (eNB) carrier type. The UE device may include a receiver circuit configured to receive a Radio Resource Control (RRC) message from an evolved Node B (eNB) of a serving cell, the RRC message comprising carrier information associated with the serving cell eNB; a processing circuit configured to extract, from the serving cell eNB carrier information: a carrier type, synchronization information and Radio Resource Management (RRM) measurement information; a synchronization circuit configured to synchronize the UE to the serving cell eNB based on the synchronization information associated with the serving cell eNB carrier information; and a signal measurement circuit configured to perform RRM signal measurements on the serving cell eNB based on the RRM measurement information associated with the serving cell eNB carrier information. | 10-31-2013 |
20130301420 | RADIO COEXISTENCE IN WIRELESS NETWORKS - Technology for reducing coexistence interference in a multi-radio device is disclosed. One method comprises applying discontinuous reception (DRX) to a user equipment (UE) having a plurality of radio transceivers. The DRX can include a long DRX cycle for the UE. One of a 2 milliseconds (ms), 5 ms, and 8 ms cycle start offset period may be provided for the long DRX cycle to reduce coexistence interference between the plurality of radio transceivers in the UE. The cycle start offset period is selected to provide at least one Hybrid Automatic Repeat Request (HARQ) process reservation pattern to reduce the coexistence interference between the plurality of radio transceivers in the UE. | 11-14-2013 |
20130301439 | PERFORMING A HANDOVER IN A HETEROGENEOUS WIRELESS NETWORK - Technology for performing a handover in a heterogeneous wireless network (HetNet) is disclosed. One method comprises receiving, at an anchor serving cell in the HetNet, channel measurement reports made by a user equipment (UE) for a plurality of cells. A transmission point change request can be sent, based on the channel measurements for the UE, from the anchor serving cell to a target transmission point. The target transmission point is located in one of the plurality of cells. A transmission point change indicator is sent from the anchor cell to the UE to indicate a change in TP with which the UE will communicate via an air interface, while maintaining a connection to the anchor serving cell. | 11-14-2013 |
20130326551 | WIRELESS MULTIMEDIA QUALITY OF EXPERIENCE REPORTING - Embodiments of techniques and systems for quality of experience (QoE) reporting in wireless systems are described. In some embodiments, user equipment may receive a first value of a first quality of experience (QoE) metric computed during playout of a multimedia asset at the user equipment. The first value may be received at a first layer in a protocol stack of the user equipment from a second layer above the first layer in the protocol stack. The user equipment may provide a first layer report, including data representative of the first value, for wireless transmission from the user equipment to an eNB. Other embodiments may be described and claimed. | 12-05-2013 |
20140003262 | SOUNDING REFERENCE SIGNAL (SRS) MECHANISM FOR INTRACELL DEVICE-TO-DEVICE (D2D) COMMUNICATION | 01-02-2014 |
20140003312 | WAKE-UP FUNCTIONALITY FOR AN LTE ENODEB | 01-02-2014 |
20140003452 | MULTIPLEXING OF CHANNEL STATE INFORMATION AND HYBRID AUTOMATIC REPEAT REQUEST - ACKNOWLEDGEMENT INFORMATION | 01-02-2014 |
20140092865 | TRANSMISSION OF UPLINK CONTROL INFORMATION IN INTER-ENB CARRIER AGGREGATION - A user equipment (UE) for communication in a wireless network supporting inter-EUTRAN Node B (eNB) carrier aggregation has a receiver to communicate with a first eNB corresponding to a primary cell (PCell) in the wireless network and a second eNB corresponding to a secondary cell (SCell) in the wireless network. The receiver is configured to receive downlink data through a physical downlink shared channel (PDSCH) in the SCell. The UE has a processor configured to, in response to receiving the downlink data, generate a hybrid automatic repeat request acknowledgement (HARQ-ACK) for the SCell. A transmitter of the UE is configured to transmit, through a first physical uplink control channel (PUCCH) in the PCell, uplink control information (UCI) including the HARQ-ACK for the SCell. | 04-03-2014 |
20140094162 | SYSTEMS AND METHODS FOR WIRELESS SIGNAL MEASUREMENT AND REPORTING FOR DEVICE-TO-DEVICE COMMUNICATION - Methods, systems, and devices for configuration and reporting of proximity detection measurements are disclosed herein. User equipment (UE) is configured to receive and store a PD-RS list from an evolved universal terrestrial radio access network (E-UTRAN) node B (eNB). The PD-RS list includes a radio resource configuration for at least a first proximity discovery reference signal (PD-RS). The UE is configured to measure at least the first PD-RS to determine a signal parameter for the first PD-RS. The UE reports the signal parameter for the first PD-RS to the eNB. | 04-03-2014 |
20140185467 | ENHANCED NODE B, USER EQUIPMENT AND METHODS FOR DISCONTINUOUS RECEPTION IN INTER-ENB CARRIER AGGREGATION - Embodiments of user equipment (UE) and methods for enhanced discontinuous reception (DRX) operations for inter eNB carrier aggregation (CA) in an LTE network are generally described herein. In some embodiments, a UE is configured to be served by multiple serving cells. The first set of the serving cells may be associated with a first eNB and a second set of serving cells may be associated with a second eNB. In these embodiments, DRX operations may be performed independently in multiple serving cells belonging to the different eNBs. Other embodiments for enhanced DRX operations are also described. | 07-03-2014 |
20140198676 | FAST SMALL CELL DISCOVERY - Embodiments of circuitry to be included in a user equipment (“UE”) and an evolved Node B (“eNB”) are described. To accelerate the detection of one or more cells in a wireless network, a UE may perform Radio Resource Management (“RRM”) measurements based on one or more synchronization signals instead of based on a common reference signal (“CRS”). Alternatively, the UE may perform RRM measurements for a cell based on a CRS transmitted for the cell without synchronizing to the cell using one or more synchronization signals. The UE may report the RRM measurements to an cNB that is to serve the UE. | 07-17-2014 |
20140247759 | METHOD, APPARATUS AND SYSTEM FOR HANDLING IN-DEVICE COEXISTANCE INTERFERENCE IN A WIRELESS NETWORK - A device, method and system of handling in-device coexistence (IDC) interference in a wireless network, may comprise detecting the IDC interference between a first communication module operating over a first protocol and a second communication module operating over a second protocol; generating an IDC indication having a bit string comprising four bits, wherein the four bits correspond to a subframe pattern comprising four subframes, a value of a bit of the bit string indicates whether an enhanced node B (eNB) is requested to abstain from using a subframe of the four subframes of the subframe pattern; and transmit the IDC indication to the eNB via a wireless network. | 09-04-2014 |
20140269383 | CHANNEL STATE INFORMATION FEEDBACK SCHEME FOR COOPERATIVE MULTI POINT TRANSMISSION AND CARRIER AGGREGATION SCENARIO - Embodiments of a system and method for reporting uplink control information (UCI) are generally described herein. In some embodiments, a first and second component carrier (CC) is provided for a user equipment (UE). The first and second CC are configured with transmission mode (TM) 10 and TMs 1-9, respectively. A first channel state information (CSI) report for the first CC with TM 10 and a second CSI report for the second CC with at least one of TMs 1-9 are scheduled for transmission in a subframe. A collision is detected between the first and second CSI reports. Priority is assigned to the first CSI report or the second CSI report based on a prioritization parameter. The prioritized CSI report is transmitted based the prioritization parameter. | 09-18-2014 |
20140307872 | COMMUNICATION OF SECURITY KEY INFORMATION - Technology for communicating security key information from a macro eNB is disclosed. Security key information associated with the macro evolved node B (eNB) may be determined. The security key information may be used to cipher information communicated at the first eNB. A small eNB may be identified at the macro eNB to generate the security key information associated with the macro eNB for ciphering information communicated at the second eNB. The security key information may be communicated, from the macro eNB, to the small eNB for inter-Evolved Universal Terrestrial Radio Access (EUTRA) evolved node B (eNB) carrier aggregation. | 10-16-2014 |
20140362829 | EPS BEARER SPLITTING FOR DUAL CONNECTIVITY DEVICES - A User Equipment (UE) may be connected to multiple Enhanced Node Bs (eNBs). The multiple connection allows a UE to have an EPS bearer with multiple bearer paths, one routed through each of the eNBs. One eNB may implement a decision module to switch the bearer path to route incoming packets along a selected bearer path in order to achieve objectives such as maintaining Quality of Service (QoS) for the EPS bearer and/or maximizing overall network throughput. The eNB may gather information and metrics influencing these objectives from the other eNB and UE in order to make better bearer path decisions. The split bearer allows the UE to implement reduced protocol layers and reconfigure the protocol layers to match the bearer path selected by the eNB. | 12-11-2014 |
20150029910 | DYNAMICAL TIME DIVISION DUPLEX UPLINK AND DOWNLINK CONFIGURATION IN A COMMUNICATIONS NETWORK - A technology is disclosed for a user equipment (UE) that is operable to dynamically change an uplink/downlink (UL/DL) configuration in a communications network. A radio resource control (RRC) connection can be requested with an enhanced node B (eNode B). A UE Capability Information information element (IE) can be communicated to the eNode B to indicate an enhanced interference mitigation and traffic adaptation (eIMTA) capability of the UE to support an eIMTA time duplex domain (TDD) UL/DL reconfiguration functionality. An eIMTA configuration information can be received at the UE information within a RRCConnectionSetup message or a RRCConnectionReconfiguration message. | 01-29-2015 |
20150029955 | SIGNALING MESSAGE SYNCHRONIZATION - Technology for supporting dual connectivity is disclosed. A user equipment (UE) may receive a radio resource control (RRC) reconfiguration message from a macro evolved node B (MeNB). The RRC reconfiguration message may indicate that a secondary cell associated with a secondary eNB (SeNB) is to be added for connection to the UE. The UE may complete an RRC reconfiguration procedure to add the secondary cell. The UE may send a preamble to the SeNB indicating that the UE has completed the RRC reconfiguration procedure. The UE may communicate data with the SeNB after sending the preamble to the SeNB, wherein the UE supports dual connectivity to the MeNB and the SeNB. | 01-29-2015 |
20150043448 | SIGNALING FOR PROXIMITY SERVICES AND D2D DISCOVERY IN AN LTE NETWORK - Embodiments of an enhanced node B (eNB), user equipment (UE) and methods of signaling for proximity services and device-to-device (D2D) discovery in an LTE network are generally described herein. In some embodiments, the eNB may transmit signaling to indicate D2D discovery zone configuration to proximity service (ProSe) enabled UEs. The signaling may indicate time and frequency resources and a periodicity of a discovery zone and may indicate operational parameters for the discovery zone. The resources of the D2D discovery zone may be allocated for D2D discovery signal transmission by the ProSe-enabled UEs. | 02-12-2015 |
20150043515 | RADIO COEXISTENCE IN WIRELESS NETWORKS - Technology for avoiding in-device coexistence (IDC) interference between multiple radio transceivers at a user equipment (UE). The UE may identify a subframe with substantially no IDC interference from one or more of the multiple radio transceivers at the UE. The UE may determine that the subframe with substantially no IDC interference occurs during an unscheduled period of a Discontinuous Reception (DRX) cycle for the UE. The UE may perform Radio Link Monitoring (RLM) during the subframe with substantially no IDC interference during the unscheduled period of the DRX cycle for the UE. | 02-12-2015 |