Systems, methods, and devices for improved inter-frequency measurement

    公开(公告)号:US09973958B2

    公开(公告)日:2018-05-15

    申请号:US14497514

    申请日:2014-09-26

    CPC classification number: H04W24/10

    Abstract: Systems and methods for improved inter-frequency measurement are disclosed herein. User equipment (UE) may be configured to communicatively couple to an Evolved Universal Terrestrial Radio Access Network (E-UTRAN) Node B (eNB). The eNB may determine a measurement pattern indicating when the UE should perform inter-frequency measurements. The measurement pattern may be selected such that the UE performs measurements more often than once per measurement cycle. The measurement pattern may be selected to balance timing requirements for the UE with increased power consumption that may result from more frequent measurements. The eNB may determine the measurement pattern based on an estimate of UE speed and a number of frequencies to be monitored. A default pattern may be used if the UE speed and/or number of frequencies do not exceed predetermined thresholds.

    MEASUREMENT GAP ENHANCEMENT FOR INCMON (INCREASED NUMBER OF CARRIERS FOR MONITORING)

    公开(公告)号:US20180132124A1

    公开(公告)日:2018-05-10

    申请号:US15566903

    申请日:2015-12-23

    Abstract: Adaptive implementation of multiple measurement gap patterns (MGPs) is discussed. One example apparatus can be employed within an eNB, comprising a processor determining a first MGP associated with a first set of one or more carriers and a distinct second MGP associated with a second set of one or more carriers; determining a schedule for a user equipment (UE) associated with the first MGP and the second MGP; and assigning a priority to each carrier of the first set and the second set; transmitter circuitry transmitting to the UE one or more messages that configure the first MGP, the second MGP and the schedule, and transmitting one or more messages that indicate the assigned priorities and the carriers of the first set and the second set; and receiver circuitry receiving carrier measurement(s) from the UE associated with at least one carrier of the first set or the second set.

    Device, system and method of cell specific probability load balancing

    公开(公告)号:US09854591B2

    公开(公告)日:2017-12-26

    申请号:US14859633

    申请日:2015-09-21

    Abstract: An eNodeB (eNB), user equipment (UE) and method of cell reselection are generally described. While in Radio Resource Control (RRC) Idle mode, the UE may receive via a system information broadcast a cell reselection probability and a cell-specific priority list including a list of neighboring eNBs and their priorities for both macro and small cells operating on at least one frequency different from that of the serving eNB. The UE may generate a random number and compare the random number to the cell reselection probability to determine whether the UE is to reselect. The UE may randomly select among eNBs that have the same, highest priority. The UE may receive a predetermined set of cell reselection criteria from the eNB via a system information broadcast to determine whether or not to perform reselection.

    Load balancing in a wireless cellular network based on user equipment mobility

    公开(公告)号:US09736765B2

    公开(公告)日:2017-08-15

    申请号:US14535651

    申请日:2014-11-07

    CPC classification number: H04W48/16 H04W48/20

    Abstract: Embodiments of the present disclosure describe systems, devices, and methods for load balancing in a wireless communication network based on user equipment (UE) mobility. In embodiments, a UE may receive a plurality of cell reselection priority configurations designated for different levels of UE mobility. The UE may determine its mobility and select one of the cell reselection priority configurations based on the determined mobility. The UE may establish a radio resource control (RRC) connection, such as an RRC idle mode connection, on a carrier frequency and/or cell based on the selected cell reselection priority configuration. Other embodiments may be described or claimed.

    Techniques to manage radio frequency chains

    公开(公告)号:US09729175B2

    公开(公告)日:2017-08-08

    申请号:US14581889

    申请日:2014-12-23

    CPC classification number: H04B1/0053 H04W24/10 H04W72/0453

    Abstract: Various embodiments may be generally directed to techniques for configuring a secondary RF chain of a mobile device—in particular, a secondary receiver chain—to perform wireless network measurements when the secondary RF chain is not used for data communications. Various embodiments provide for a primary RF chain to provide data communications with a wireless network and for the secondary RF chain to be capable of providing aggregated data communications with the wireless network. Various embodiments provide for the mobile device to determine that the wireless network does not support carrier aggregation and to reconfigure the secondary receiver chain, which would otherwise be left unused or inactive, to perform wireless network measurements. System throughout can be improved in comparison to using the primary RF chain for performing the wireless network measurements.

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