Abstract: A group-based PDCCH capability in LTE. Information common to a group of UEs, such as those common to a virtual carrier, may be signalled in a group search space within the PDCCH. This common information may include the location of a further control region embedded in the virtual carrier which contains UE-specific information for access the resources of the virtual carrier. Additional methods assign UEs a group identity by implicit signalling, and determine the aggregation level of the group-based PDCCH search space.

Abstract: Disclosed are a method for transmitting a demodulation reference signal (DMRS), a base station and a user equipment, related to the LTE Advanced system. The method for transmitting the DMRS disclosed in the present document includes: a base station transmitting a plurality of demodulation reference signal (DMRS) ports through frequency division multiplexing (FDM) and/or code division multiplexing (CDM) and/or time division multiplexing (TDM). The embodiment of the present invention further discloses a base station and a user equipment. The technical scheme of the present application greatly boosts the DMRS demodulation performance, especially taking into account its use in the 256QAM modulation method in future, balances interpolation performance of various PRB Pairs in one sub-frame, and it avoids a collision between a DMRS and a RCRS, a PSS/SSS as well as a CSI-RS.

Abstract: A content addressable memory according to the present invention includes plural index generators, an output unit, and a controller. The plural index generators generates a signature of an input vector using plural hash functions, and to generate index corresponding to the input vector by searching registered information for a registered vector based on the signature. The output unit combines each output of the plural index generators to produce the index corresponding to the input vector. The controller configured to control an update of the registered information.

Abstract: A method and apparatus for producing medium access control (MAC) protocol data units (PDUs) are disclosed. A controller may, on a Transmission Time Interval (TTI) basis, select a size of a MAC service data unit (SDU) for each of a plurality of logical channels based on information provided by a MAC layer. The controller may then provide a respective first value for each logical channel. Further, the controller may select logical channels for a MAC PDU based on a respective priority of each of the logical channels and on the respective first value of each of the logical channels being greater than zero. Also, the controller may multiplex the MAC SDUs of the selected logical channels to produce the MAC PDU. In addition, the controller may provide a transport block for transmission based on the MAC PDU. The controller and a transmitter may then transmit the provided transport block.

Abstract: Successfully decoded data received from a mobile terminal as well as the transmission format of that data is relayed over the backhaul from a base station receiver that successfully decoded the mobile terminal's transmission to the base stations in the mobile terminal's active set that presumably were unable to decode the mobile terminal's transmission due to inadequate signal-to-noise ratio. A base station that receives this transmission from the relaying base station that did successfully decode and demodulate the mobile terminal's transmission is then able to reconstruct the data and subtract it from the total interference, thereby increasing the signal-to-noise ratio at this base station for its in-cell processing.

Abstract: Disclosed is a system for managing wireless transmitting devices in which a wireless transmission from a transmission device is detected within or about a set area and an allowability of the transmission device to continue transmitting is based on an identification information, of the device, a location of the device and a number being called by the device.

Abstract: A thermal finite-state-automaton includes system states and transitions between the system states. The system states may be based on a combination of network parameters for communicating through the wireless communication system and UE processing parameters. A default state is for operation of the UE at a sustainable performance configuration level for the network parameters and the UE processing parameters to maintain a UE temperature below a first temperature threshold. A high state is for operation of the UE during up to a maximum time duration at a peak performance configuration level for the network parameters and the UE processing parameters. A recovery state is for operation of the UE during at least a minimum time duration at a reduced performance configuration level for the network parameters and the UE processing parameters. An emergency shutdown state is triggerable by the UE temperature exceeding a second temperature threshold.

Abstract: A wireless communication device including a first media access control device and a first transceiver. The first media access control device is configured to selectively generate a first timestamp having a first length and a second timestamp having a second length. The first timestamp indicates a first synchronization time of the wireless communication device, the second timestamp indicates only a first portion of the first synchronization time, and the first synchronization time is used by a client station to synchronize timing between the wireless communication device and the client station. The first media access control device is further configured to generate a beacon including either the first timestamp or the second timestamp, and an indication of whether the beacon includes the first timestamp or the second timestamp. The first transceiver is configured to transmit the beacon from the wireless communication device to the client station.

Abstract: A method of operating a communication system includes communicating data between an access node and a wireless device using carrier aggregation. This carrier aggregation includes communicating using at least a primary carrier and a secondary carrier. The communication system determines that conditions for the secondary carrier meet a beamforming requirement criteria. The communication system determines an angle of arrival of the primary carrier. Based on the angle of arrival determined for the primary carrier, beamforming is applied to the secondary carrier.

Abstract: Embodiments of the invention provide methods for transmitting reference signals (RS) from user equipments (UEs) in wireless communication systems. These RS are used, among other functions, by a serving base station to schedule data transmission from UEs and perform power and timing control of the UE signal transmissions. The RS are constructed based on constant amplitude zero autocorrelation (CAZAC) sequences, including their possible modifications. The invention describes methods to multiplex transmission of RS from multiple UEs by having the serving base station control the CAZAC sequence and the associated cyclic shift, transmission bandwidth, transmission period, and transmission power applied to the RS transmission by each UE.

Abstract: A device implementing a system for managing interference between collocated radios may include a first radio module, a collocated second radio module, and a host processor. The first radio module may be configured to generate a collocated radio tolerance indicator that indicates a tolerance of the first radio module to interference caused by the collocated second radio module when the collocated second radio module is transmitting, and provide the collocated radio tolerance indicator to a host processor when a second collocated radio module is transmitting. The host processor may be configured to control the second radio module based at least in part on the collocated radio tolerance indicator.

Abstract: A half-duplex wireless network device is structured to transmit and receive information over a unique pattern of one or more transmission slots and one or more reception slots within each of a sequence of communication frames to accomplish virtual full-duplex communication.

Abstract: A method and apparatus for starting a device-to-device (D2D) operation in a wireless communication system is provided. A user equipment (UE) supporting proximity services (ProSe) starts a D2D operation if at least one of conditions is satisfied. For example, when the UE detects radio link failure or handover failure, when a radio resource control (RRC) connection re-establishment procedure fails, when any cell is not detected, when neither an acceptable cell or suitable cell is found, when RRC connection release is received, or when the UE enters an idle mode, the UE may start the D2D operation.

Abstract: A method and apparatus for a wireless receiver are described herein. A user equipment (UE) may process control information in a first time slot of a transmission time interval (TTI) having a plurality of time slots. The UE may, in response to the control information including valid resource assignment information for the UE, receive data in the first time slot and another time slot of the TTI. The UE may, in response to the control information not including valid resource assignment information for the UE, discontinue reception in the TTI. The UE may discontinue reception for another time slot of the TTI. The circuitry may be further configured to receive a transmission indicating that a base station will discontinuously transmit to the UE. The control information may be processed prior to processing any of the data symbols of the TTI.

Abstract: In a communication system in which a base station and a terminal communicates, the base station and the terminal communicates efficiently. There is provided the terminal which communicates with the base station, the terminal including: a reception unit 605 which detects a transmission power control (TPC) command in a downlink control information (DCI) format and obtains a power correction value from the TPC command; and a transmission power control unit 6015 which sets transmission power of an uplink signal based on a power correction value obtained from a first TPC command when the terminal is in a first state and sets transmission power of the uplink signal based on a power correction value obtained from a second TPC command when the terminal is in a second state.

Abstract: According to some embodiments, a master device sends synchronization packets to one or more slave devices, and does so periodically based on a master clock signal having a master clock frequency. At each of the slave devices, an algorithm estimates the master clock frequency based on the timing of synchronization packet arrivals the slave device. The algorithm may estimate the master clock frequency using both the currently-observed timing of synchronization packet arrivals and the history of previous synchronization packet arrivals (e.g., previously-observed timing of synchronization packet arrivals). Based on the estimated master clock frequency, each of the one or more slave devices can update the frequency of their respective slave clock signal (e.g., using a frequency offset) to match that of the estimated master clock frequency.

Abstract: The present invention relates to a wireless communication system and, more particularly, to a method and an apparatus for transmitting and receiving a frame supporting a short MAC header in a wireless LAN system. A method for receiving a frame by a station (STA) in a wireless communication system in accordance with one embodiment of the present invention may comprise the steps of: receiving the frame including a sequence control (SC) field; determining a packet number (PN) using the value of the SC field and a partial PN value stored in the STA; and performing decryption for the frame using the PN. When the decryption is performed after reordering a block ACK for the frame, an operation can be performed to increase the partial PN value stored in the STA by 1 if the sequence number value of the SC field of the received frame is less than the previous sequence number value.

Abstract: Described herein are techniques related to wirelessly streaming content to a remote display device. Parameters are selected for the streaming based on content information received via an application programming interface (API) associated with a media player. This Abstract is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims.

Abstract: The present invention provides an apparatus for receiving non-contact energy that includes; a receiving unit that is spaced from a transmitting unit and receives thermal or light energy from the transmitting unit; an energy converting unit that converts the thermal or light energy received from the receiving unit into electric energy and supplies electric energy to a target device; and an auxiliary power that receives electric energy from the receiving unit or the energy converting unit and supplies electric energy to the target device when the energy transmitted from the receiving unit or the energy converting unit to the target device is cut off, and a method of controlling the device. According to the present invention, it is possible to stably supply energy that is not harmful to the human body and, has a wide transmission region.

Abstract: A method and apparatus is provided for transmitting an orthogonal frequency domain multiple access (OFDMA) signal including a synchronization channel signal transmitted including a plurality of sequence elements interleaved in time and frequency. The synchronization channel signal sequence elements enable an initial acquisition and cell search method with low computational load by providing predetermined time domain symmetry for common sequence elements in OFDMA symbol periods for OFDMA symbol timing detection and frequency error detection in an OFDMA system supporting multiple system bandwidths, both synchronized and un-synchronized systems, a large cell index and an OFDMA symbol structure with both short and long cyclic prefix length.

Abstract: A method, an apparatus and a system for configuring a Demodulation Reference Signal (DMRS) are disclosed in the present invention. The method includes: receiving a DMRS indication index transmitted from a network side; determining at least one port used for the local transmission of the DMRS; acquiring the predetermined DMRS configuration parameters corresponding to the DMRS indication index and the at least one port, and configuring, according to the DMRS configuration parameters, the DMRS to be transmitted from the at least one port. Therefore, the terminal can implement the configuration of the DMRS without reloading the corresponding configuration information. Thus, the implementation complexity of the DMRS configuration flow is decreased, and the operation load of the terminal is also reduced.

Abstract: A transmitting node and methods therein A transmitting node and a method therein for controlling a transmission rank in a wireless communications system. The wireless communications system comprises the transmitting node and a receiving node. The transmitting node is configured to transmit on multiple antennas according to the transmission rank. The transmitting node allocates one or more first transmission resources between the transmitting node and the receiving node to operate according to a first transmission rank, and one or more second transmission resources between the transmitting node and the receiving node to operate according to a second transmission rank. When a performance of the second transmission rank outperforms a performance of the first transmission rank, the transmitting node configures at least one of the one or more first transmission resources to operate according to the second transmission rank.

Abstract: A disclosure of the present specification provides a rake receiver. The rake receiver may comprise: an oscillator; a radio frequency integrated circuit (RFIC) for processing analog signals, which are received after experiencing multipath propagation, according to a sampling clock generated by the oscillator and a carrier frequency clock; a rake processing unit for allocating fingers for each path to signals output from the RFIC, and then performing decoding, wherein the rake processing unit outputs information on a timing position through time tracking, a power metric sampled on-time, and the difference between a power metric at a half chip early-time and a power metric at a half chip late-time; and an auto frequency controller (AFC) for calculating a beta (?) value for adjusting the sampling clock of the oscillator according to the ratio of the difference between the power metric at the half chip early-time and the power metric at the half chip late-time to the power metric sampled on-time.

Abstract: A method for adaptively allocating resources of an uplink control channel according to a system situation is disclosed. If a base station (BS) recognizes the system situation, establishes control information for resource allocation, and transmits the control information to a mobile station (MS), the mobile station (MS) allocates resources for transmitting uplink control information using a specific block or a specific resource distribution method according to the corresponding control information. The system situation may be changed according to the number of users contained in the BS's coverage or the usage of a multi-antenna. The variation of the system situation is actively reflected so that the uplink channel resources can be effectively used.

Abstract: The present invention relates to a method and an apparatus for transmitting and receiving a reference signal in a wireless communication system. In the method, in order to dynamically switch an uplink (UL) Demodulation-Reference Signal (DM-RS) according to the communication environment, such as CoMP and MU-MIMO, a parameter set for generation of a reference signal sequence is configured to include a Virtual Cell Identifier (VCID) parameter configured by information of a total of 9 bits and a cyclic shift hopping initial value parameter cinitCSH, which is 9-bit information representing one integer value among 510 integer values. Therefore, it may be possible to achieve dynamic transmission or reception of a reference signal and channel estimation through the dynamic transmission or reception of the reference signal even when the communication environment dynamically changes as in a Cooperative Multiple Point transmission and reception (CoMP) scenario.

Abstract: A method and system for providing near real-time IP streaming services to a plurality of mobile terminals, each installed on a corresponding vehicle and each comprising a delay buffer. Interruptions due to artificial or natural obstacles are such to determine missing data in the delay buffer. The method and system address the management by the service control center of the transmission of the buffers refilling data to the mobile terminals with the aim of reducing the allocation of resources and service operational costs.

Abstract: The present invention relates to the field of communications technologies, and discloses a data transmission method, user equipment, a base station, and a system. The method includes: selecting, by user equipment (UE), a preamble sequence, and acquiring an uplink time-frequency resource and a downlink time-frequency resource that are corresponding to the preamble sequence; sending the preamble sequence to a base station, so that the base station decodes the preamble sequence, and determines, according to the decoded preamble sequence, the uplink time-frequency resource and the downlink time-frequency resource that are corresponding to the decoded preamble sequence.

Abstract: Systems and methods are presented for effectively sharing a plurality of radio transceiver chains between a Backhaul link and a Radio Access Network (RAN), in which there is a wireless Base Station (BS) with some number of radio transceiver chains, the system initially allocates such chains between the Backhaul link and the RAN according to some criterion, the system dynamically monitors the performance of the Backhaul link and RAN to detect any deficiencies in desired levels of performance, and the system then reallocates the radio transceiver chains between the Backhaul link and the RAN in a manner calculated to help achieve the desired levels of performance. Optionally and in various embodiments, the digital signals to and from the Backhaul link, or to and from the RAN, may be MIMO signals, MRC signals, MMSE signals, or ML signals.

Abstract: A method of determining a carrier power in a communications system including a processor includes a) setting a power differential between a reference carrier and one or more carriers, b) measuring a number of satisfied users at the power differential, and c) measuring a capacity for the satisfied users at the power differential. The method also includes d) increasing the power differential by a predetermined amount and e) determining, using the processor, that the number of satisfied users at the increased power differential is greater than or equal to the number of satisfied users at the power differential. The method further includes f) repeating a)-c) and g) setting the carrier power at an iterated power level.

Abstract: The present invention provides a terminal connection control apparatus, including: a cell position determining unit which provides information on a cell in which a terminal is located; a requested data speed determining unit which figures out a data speed requested by the terminal; and a connection cell control unit which controls a connection cell of the terminal based on cell position information and the requested data speed.

Abstract: Methods and systems are disclosed for decoding codewords, wherein codewords comprise at least one circulant and are stored in a first dimension of a matrix, and wherein each circulant in a codeword is associated with a location in a second dimension in the matrix. The method includes determining whether a first location in a second dimension of a first circulant of a first codeword corresponds to a second location in the second dimension of a second circulant of a second codeword. The method includes, in response to determining that the first location does not correspond to the second location, decoding the first and second circulant with a first decoding process. The method includes, in response to determining that the first location corresponds to the second location, decoding the first and second circulant with a second decoding process.

Abstract: A base station coordinates transmission of positioning reference signals and non-reference signals. The base station includes a transceiver to detect a reference signal transmitted by one or more other base stations in one or more physical resource blocks. The base station also includes a processor to identify a pattern of resources allocated to the one or more other base stations based on the one or more physical resource blocks including the reference signal. The transceiver is to bypass transmission of non-reference signals in physical resource blocks indicated by the pattern.

Abstract: A communication method performed by a user equipment (UE). The UE receives, from a network, system information including one or more frequencies for a multimedia broadcast multicast service (MBMS) service and information of a mapping relationship between one or more frequencies and a plurality of MBMS services. The UE identifies, using the received system information, a specific frequency among the one or more frequencies for the MBMS service, and transmits, to the network, a radio resource control (RRC) message including the identified frequency for the MBMS service.

Abstract: A wireless communication system is disclosed. More particularly, a control method and device based on multiple priorities in a wireless communication system is disclosed. The method of controlling a back-off timer in a terminal configured with multiple priorities, which includes transmitting a first non-access stratum (NAS) request message set to a first priority level, starting the back-off timer configured by a network, and transmitting a second NAS request message, which is not set to the first priority level, while the back-off timer runs.

Abstract: An audio transmission system including a wireless digital microphone unit which detects audio signals and wirelessly transmits the detected audio signals based on adjustable transmission settings and transmission parameters, and a central unit. The central unit has a monitor unit for monitoring and analyzing a frequency spectrum of an available frequency band, a link adaptation unit which adapts the microphone's transmission settings and parameters based on the results of the monitor unit, and a transmitting/receiving unit for receiving wirelessly transmitted audio signals from the wireless microphone unit and for transmitting transmission settings and transmission parameters via a return channel to the wireless microphone unit.

Abstract: A communication method and a terminal are provided. The terminal may be equipped with circuitry that supports connecting to a wireless router using two or more frequency bands. The router may provide multiple networks using respective frequency bands. The terminal may be connected to the router a first frequency band. The method and terminal may facilitate establishment of a direct communication between the terminal and another terminal that is connected to the router using a network of a second frequency band. The another terminal may be equipped with a circuitry that only supports the second frequency band. The method and terminal describe determining a network that a target communication device is connected to, and connecting the terminal to that network. The terminal may then communicate with the target communication device through the network.

Abstract: In general, the subject matter described in this specification can be embodied in methods, systems, and program products for identifying data that is designated for wireless transmission to a remote computing device. A digital signal that encodes the data for transmission across a band of radio frequency channels is generated. Multiple radio frequency channels in the band that are available are determined. The digital signal is filtered to substantially reduce a power level of the digital signal at frequencies that correspond to channels in the band that have not been determined to be available. The filtered digital signal is converted to an analog signal. The analog signal is provided to an analog transmitter that isolates the band of channels to generate an isolated analog signal and that wirelessly transmits the isolated analog signal over the multiple available channels using one or more antennas.

Abstract: The present disclosure relates to methods of transmitting and receiving transmission feedback in a radio network node. More particularly the disclosure pertains to transmitting and receiving messages acknowledging reception and successful decoding of a transport block in a radio network node. The disclosure also relates to a wireless device providing transmission feedback and to a radio network node receiving the transmission feedback. The disclosure proposes a method, performed in a radio network node, of receiving transmission feedback. The method comprises transmitting, using a set of transmission properties, a transport block to a receiving wireless device and receiving, from the receiving wireless device, an acknowledgement (ACK) confirming reception and successful decoding of the transport block in the receiving wireless device, wherein the ACK defines a decoding margin of the decoding.

Abstract: The embodiments of the present invention provide a method which includes: acquiring, by a control device, a first signal received strength of data that is received by each controlled device of at least one controlled device in a direct path mode, and a second signal received strength of data that is received by each controlled device of the at least one controlled device in a multipath mode; calculating a ratio of the first signal received strength to the second signal received strength of each controlled device, to obtain a signal received strength ratio of each controlled device; determining, according to the signal received strength ratio of each controlled device and a preset signal received strength ratio corresponding to the controlled device, whether the control device directs to the corresponding controlled device; and determining a target controlled device to which the control device directs, and displaying a control interface of the target controlled device.

Abstract: The connectivity and security of wireless handheld devices (HDs) can be leveraged to provide a presentation appliance (PA) such as a laptop with an ability to securely communicate with an enterprise's private network. A split-proxy server, with part of it executing on the HD and a part executing on the PA, implements a full HTTP 1.1 compliant Internet/Web Proxy to couple the PA for communication through the HD. Specifically, the split proxy provides support for the pragmatic keep-alive header, the CONNECT method, socket connection sharing, and thread pooling, to enable a fully functional browsing environment. Such an environment enables access to commercial web-based applications that are built on standard Internet technologies without the need for re-rendering or re-writing the user interfaces to suit the HD. In addition, Intranet web-based applications are made securely accessible without the need for additional VPN and remote access technologies.

Abstract: Characterization and enhancement of a mobile local scattering environment. The system includes a channel component and a link control component, wherein the channel component facilitates communication of a ping signal, which is used to estimate the delay spread characteristics and/or angle of arrival in order to characterize the mobile local scattering environment. This information is sent to the link control component, which enhances radio link performance based on the received information. The system can be used to assist in E-911 location applications, such as determining the location of an indoor user.

Abstract: Systems, devices, and methods for access control via a mobile device are described herein. One method includes receiving location information associated with a mobile device in a facility, determining that the mobile device is within a particular distance of an area of the facility based on the location information, determining whether a user of the mobile device is allowed access to the area, and allowing access to the area via a relay associated with the area responsive to a determination that the user is allowed access.

Abstract: A hierarchy of controllers that are part of a communication network include: (1) a network controller at the top of the hierarchy having direct access to at least one subscription profile, ProfileUE, associated with at least one User Equipment (UE), (2) a radio access network (RAN) controller located at a level directly beneath the network controller receiving the subscription profile, ProfileUE, from the network controller, (3) a base station controller associated with a base station and located beneath the RAN controller in the hierarchy, (4) a UE controller associated with an UE located beneath the base station controller in the hierarchy.

Abstract: The present invention relates to a method of extending an intercom communication range, comprising: a) during the pairing process between a first headset communication device and a second headset communication device, providing cellular related parameters, to be stored in a memory module of each headset communication device, in addition to the common Bluetooth required parameters, such that the cellular related parameters of the first headset includes a cellular phone number associated with the second headset and vice versa; b) establishing an intercom communication between both headsets via a Bluetooth channel; and c) upon detecting intercom communication loss at said Bluetooth channel or unavailable Bluetooth link during said intercom communication, temporarily routing the intercom communication to an alternate cellular communication channel by initiating a cellular call using the stored cellular phone number of the second headset.

Abstract: Embodiments provide a technique for enabling a wireless device to operate in a power saving mode without completely cutting off the wireless device from receiving outside communications. The technique includes, at an access point (AP), generating traffic indication map (TIM) information that indicates whether downlink data directed to the wireless device is buffered at the AP. The AP precedes a beacon frame with at least one “lightweight” traffic indication map (TIM) frame that includes the TIM information, which is a subset of the information that is included in the beacon frame. The AP can be configured to transmit the TIM broadcast frame, the beacon frame, and any other frames that include the TIM information during a single transmit opportunity to reduce the number of instances where the wireless device is required to transition from an idle state to a listen state.

Abstract: Receiving short message service (SMS) messages and providing a response report based at least in part on the received SMS message is disclosed. A user equipment (UE) may receive an SMS message via a communications link between the UE and a mobile communications network. The UE may be configured to determine if the SMS message was received with or without error. Based at least in part on this determination, the UE may generate the response report to provide to the mobile communications network. The UE may further identify that the communications link between itself and the mobile communications network may be severed. As a result, the UE may reestablish the communications link with the mobile communications network and then transmit the response report.

Abstract: The disclosure discloses a method for interference cancellation of a data channel. The method includes that: bit-level channel recoding is performed on received transport block data, and then channel estimation is performed on the coded data and multiplexed antenna data of a data channel to obtain channel estimation data; data channel reconstruction is performed on the coded data with a Reconstruction Unit (RU) as a unit by virtue of the channel estimation data; and obtained reconstruction data is subtracted from the antenna data to implement interference cancellation. The disclosure further discloses a system for interference cancellation of a data channel.

Abstract: Systems and methods for resolving identification code ambiguities in wireless access networks are described. In some embodiments, the systems and methods access an identification code associated with a cell in a wireless access network that is detected by a mobile device, determine a probability score for candidate cells that are assigned the identification code in the wireless access network, the probability score based on a likelihood that a candidate cell is a cell in the wireless access network associated with the identification code detected by the mobile device, and select one of the candidate cells as an origination cell of the identification code detected by the mobile device based on the determined probability scores.

Abstract: A base station apparatus including a plurality of communication units which communicate through a different plurality of communication channels with an upper layer apparatus of the base station apparatus, a base station information acquisition unit which acquires base station information relating to the state of the base station apparatus, a channel selection unit which selects any of the plurality of communication channels in accordance with base station information, and a channel switching unit which dynamically switches the channel which is used for transmission of traffic of the mobile station apparatus to a channel which is selected by the channel selection unit.

Abstract: The disclosure discloses enabling/disabling receive diversity, including determining the UE in a receive diversity enabled state; comparing a first and second receive chain filtered channel chip energy to interference density ratio to an EcI0 threshold, wherein the first and second receive chain filtered channel chip energy to interference density ratios are based on at least two power measurements obtained in the receive diversity enabled state; comparing a first receive chain measured number of Ec/I0 samples below EcI0_LCR_thrshld to a non-receive diversity threshold, wherein the first receive chain measured number of Ec/I0 samples is based on the first receive chain filtered channel chip energy to interference density ratio; and comparing a second receive chain measured number of Ec/I0 samples below EcI0_LCR_thrshld to the non-receive diversity threshold, wherein the second receive chain measured number of Ec/I0 samples is based on the second receive chain filtered channel chip energy to interference densi