Abstract: A request message for changing one or more media for an MCVideo call may be transmitted from a wireless device to n MCVideo application function (AF). A DIAMETER AA-request (AAR) command may be received by a policy and charging rules function (PCRF) from the MCVideo AF. The DIAMETER AAR command may comprise: a modification bearer message; and an application identifier attribute-value pairs (AVP) corresponding to the MCVideo call. An implementation message may be transmitted from the PCRF to a policy and charging enforcement function (PCEF). The implementation message may comprise an updated Quality of Service (QoS). The PCEF may implement the updated QoS for the MCVideo call. The updated QoS may: comprise QoS data bearer modification information; and depend on a change in a radio network coverage.

Abstract: A wireless device receives at least one control message comprising configuration parameters of a first unlicensed cell and a second unlicensed cell. The wireless device receives, via the first unlicensed cell, a first signal comprising a first downlink synchronization signal. The wireless device receives, via the second unlicensed cell, a second signal comprising a second downlink synchronization signal. The wireless device synchronizes a first downlink signal timing with the first unlicensed cell based on the second signal received via the second unlicensed cell. The wireless device synchronizes a second downlink signal timing with the second unlicensed cell based on the first signal received via the first unlicensed cell.

Abstract: A physical uplink control channel (PUCCH) secondary cell is in a first timing advance group. A wireless device receives a command initiating transmission of a preamble on the first TAG. The wireless device receives a response comprising a timing advance command (TAC) in subframe m. The wireless device starts transmission of uplink signals on the first TAG on or before subframe m+4. The wireless device starts transmission of valid channel state information (CSI) on the PUCCH secondary cell on or after subframe m+6.

Abstract: A wireless device transmits first control information, via a secondary physical uplink control channel (PUCCH) of a secondary cell, with a first transmit power computed based on an adjustment factor. The wireless device receives a power control command of the secondary PUCCH and ignores the power control command by not applying the power control command to the adjustment factor in response to a time alignment timer of a timing advance group comprising the secondary cell not running. The wireless device transmits second control information on the secondary PUCCH with a second transmit power computed based on the adjustment factor initialized to a first value.

Abstract: A base station receives from wireless device configuration parameters of a plurality of cells grouped into a plurality of timing advance groups (TAGs). The plurality of cells comprises a primary cell with a primary physical uplink control channel (PUCCH), and a PUCCH secondary cell with a secondary PUCCH. The base station receives an activation command indicating activation of the PUCCH secondary cell. The base station receives a timing advance command (TAC) for the first TAG. The base station starts transmission of valid channel state information (CSI) via the PUCCH secondary cell in a second subframe occurring a first quantity of subframes after the first subframe. The first quantity of subframes is greater than eight, and is based on a delay from receiving the activation command until the wireless device applies the TAC to uplink transmissions via the first TAG.

Abstract: A floor control for a video application operating on a wireless device employing a video bearer may be modified by a video application function (AF). A policy and charging rules function (PCRF) may receive from the video AF, a first request, in response to the modifying the floor control. The first request may comprise one or more quality of service (QoS) parameters indicating a QoS of the video bearer. The PCRF may decide one or more policy and charging control (PCC) provisions for the QoS provided for the video application. The PCRF may transmit to a policy charging enforcement function (PCEF), a second request comprising the one or more PCC provisions for the QoS. The PCEF may enforce the one or more PCC provisions for the QoS on a popularity of packet transmitted via the video bearer to the wireless device.

Abstract: A wireless device may receive one or more messages comprising configuration parameters for a first logical channel in a plurality of logical channels. The configuration parameters indicate a first mapping restriction of the first logical channel to at least one first radio resource types in a plurality of radio resource types. The wireless device receives an uplink grant indicating radio resources of a radio resource type in the plurality of radio resource types. The wireless device restart a first buffer status report (BSR) retransmission timer in response to the uplink grant meeting first criteria. The first BSR retransmission timer is employed for triggering a BSR indicating an amount of data comprising data of a buffer of the first logical channel. The first criteria comprise the radio resource type being of one of the at least one first radio resource type. The wireless device triggers a BSR transmission in response to the first BSR retransmission timer expiring.

Abstract: A wireless device receives at least one message comprising configuration parameters of a plurality of cells grouped into a plurality of physical uplink control channel (PUCCH) groups. The wireless device transmits, in a subframe and in a first PUCCH group, at least one SRS employing a sounding procedure for the first PUCCH group. The sounding procedure may depend, at least in part, on transmissions of a physical uplink shared channel (PUSCH) or a PUCCH in the first PUCCH group and may be independent of transmissions of PUCCH and PUSCH in a second PUCCH group. The plurality of cells may be in the same timing advance group.

Abstract: A wireless device transmits a power headroom report media access control control element (PHR MAC CE). The PHR MAC CE comprises a presence field comprising a plurality of presence bits. The presence field is of a fixed size of one octet when up to seven of the one or more secondary cells are each configured with a cell index having a value between one and seven. The presence field is of a fixed size of four octets when the one or more secondary cells comprise more than seven secondary cells with configured uplinks.

Abstract: A base station transmits, to a wireless device, at least one first message that comprises one or more parameters of cells. The cells comprise a secondary cell with no configured physical uplink control channel (PUCCH). The base station determines to reconfigure the secondary cell to a PUCCH secondary cell with a secondary PUCCH. In response to determining to reconfigure the secondary cell to a PUCCH secondary cell with a secondary PUCCH, the base station transmits at least one second message to: release the secondary cell for the wireless device; and add the PUCCH secondary cell for the wireless device. The base station receives from the wireless device channel state information via the PUCCH secondary cell.

Abstract: A wireless device receives at least one message comprising configuration parameters of one or more secondary cells. The wireless device receives an activation/deactivation media access control control element (A/D MAC CE). If up to seven of the one or more secondary cells are each configured with a cell index having a value between one and seven, then the A/D MAC CE is of a fixed size of one octet, otherwise the A/D MAC CE is of a fixed size of four octets.

Abstract: A wireless device receives one or more messages comprising configuration parameters for a logical channel in a plurality of logical channels. The configuration parameters indicate a mapping restriction of the logical channel to one or more radio resource types in a plurality of radio resource types. The wireless device triggers a first scheduling request (SR) process for uplink transmissions requiring uplink resources of at least one first radio resource type. The wireless device receives an uplink grant indicating uplink radio resources. The wireless device cancels the first SR process if the uplink radio resources are of one of the at least one first radio resource type. Otherwise the wireless device maintains the first SR process pending. The wireless device transmits one or more transport blocks via the uplink radio resources.

Abstract: A wireless device receives at least one message comprising configuration parameters of a plurality of cells grouped into a plurality of physical uplink control channel (PUCCH) groups. The wireless device transmits, in a subframe and in a first PUCCH group, at least one SRS employing a sounding procedure for the first PUCCH group. The sounding procedure may depend, at least in part, on transmissions of a physical uplink shared channel (PUSCH) or a PUCCH in the first PUCCH group and may be independent of transmissions of PUCCH and PUSCH in a second PUCCH group.

Abstract: A wireless device receives message(s) comprising configuration parameters of one or more secondary cells. The wireless device receives an activation/deactivation media access control control element (A/D MAC CE). If the number of the one or more secondary cells is seven or less and the one or more secondary cells are each configured with a cell index having a value from one to seven, then the A/D MAC CE is of a fixed size of one octet and the A/D MAC CE is identified by a first subheader comprising a first logical channel identifier (LCID). Otherwise the A/D MAC CE is of a fixed size of four octets and the A/D MAC CE is identified by a second subheader comprising a second LCID different from the first LCID. At least one secondary cell of the one or more secondary cells is activating or deactivating according to the A/D MAC CE.

Abstract: A wireless device receives at least one message comprising configuration parameters of a plurality of cells grouped into a plurality of timing advance groups (TAGs). A TAG is configurable to consist of one or more downlink-only cells if the wireless device has a first capability, otherwise each TAG comprises one or more downlink-uplink cells. The wireless device receives at least one timing advance command (TAC) for a first TAG. The wireless device applies the TAC to uplink transmission timing of at least one downlink-uplink cell in the first TAG.

Abstract: A wireless device receives message(s) comprising parameters indicating whether simultaneous PUCCH and PUSCH transmission is configured for a primary cell and for a PUCCH SCell. The wireless device transmits a power headroom (PH) report. If the PUCCH SCell is activated, the PH report comprises a first Type 2 PH field for the primary cell and a second Type 2 PH field for the PUCCH SCell. Otherwise, if simultaneous PUCCH and PUSCH transmission is configured for the primary cell, the PH report comprises the first Type 2 PH field for the primary cell and no PH field for the PUCCH SCell.

Abstract: A base station transmits at least one message comprising one or more first parameters identifying one or more subframes as a listen-before-talk (LBT) subframe. The base station performs an LBT procedure in a subframe in the one or more subframe. A burst is transmitted when the LBT procedure indicates a clear channel. The burst is configurable to start in the subframe if the subframe is identified as an LBT subframe.

Abstract: A wireless device receives downlink control information comprising: an allocation of resource blocks for transmission of uplink data in a first subframe of licensed assisted access (LAA) cell; an index indicating a starting position for the uplink data in the first subframe; and a field indicating an ending symbol for the uplink data. The wireless device transmits the uplink data on the LAA cell, starting at the starting position in the first subframe and ending at the ending symbol.

Abstract: A wireless device receives a radio resource control (RRC) message comprising an aperiodic sounding reference signal (SRS) subframe parameter. The wireless device receives a downlink control information (DCI) triggering an SRS transmission and indicating uplink resources in one or more subframes. The wireless device determines a position of a subframe in the one or more subframes based, at least in part, on the aperiodic SRS subframe parameter. The wireless device transmits the SRS in the subframe.

Abstract: A wireless device receives a control order initiating a random access procedure on a first cell during an ongoing random access procedure on a second cell. The wireless device restarts a first counter and a second counter. The wireless device performs an LBT for transmission of the preamble. The wireless device considers the RA procedure unsuccessfully completed if a first condition based on a first counter is met. The wireless device considers the RA procedure unsuccessfully completed if a condition based on a second counter is met.