Abstract: A wireless device receives RRC message(s) with configuration parameters comprising a deactivation timer value for a deactivation timer of a cell. The deactivation timer starts in response to receiving a MAC CE that indicates activation of the cell. A first DCI comprising a first field indicating an uplink resource block assignment, and a first trigger field indicating that the first DCI is triggered in response to a second trigger. The deactivation timer restarts in response to receiving the first DCI. The second DCI comprises: a second trigger field indicating the second trigger, and a second field indicating a subframe offset value. The deactivation timer restarts in response to receiving the second DCI via a common search space. Transport blocks are transmitted, in response to the second trigger, employing the uplink resource block assignment of a subframe having a position determined based on the subframe offset value.

Abstract: A wireless device receives RRC message(s) with configuration parameters comprising deactivation timer value(s) for a first deactivation timer of a first cell and a second deactivation timer of a second cell, and cross carrier scheduling parameter(s). A first control channel of the first cell carries downlink scheduling information via a downlink data channel of the first cell. A second control channel of the second cell carries uplink scheduling information via an uplink data channel of the first cell. The first and second deactivation timers restart in response to receiving a first DCI for uplink transmission on the first cell. The first deactivation timer and not the second deactivation timer restart in response to receiving a second DCI for downlink transmission on the first cell received. The first cell deactivates in response to the first deactivation timer expiring. The second cell deactivate in response to the second deactivation timer expiring.

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 base station receives, from a wireless device, a message comprising a first sequence of a plurality of parameters. A first parameter in the first sequence indicates whether a V2X transmission configuration is supported in a first band combination. The first band combination may be in a second sequence of a plurality of band combinations associated with the wireless device. An index of the first parameter in the first sequence identifies the first band combination in the second sequence. A second message may be transmitted based on the message. The second message comprises configuration parameters of at least one cell for V2X communications. The at least one cell operates in one of the plurality of band combinations that supports the V2X transmission configuration.

Abstract: A wireless device receives at least one message. The at least one message comprises an uplink semi persistent scheduling (SPS) radio network temporary identifier (RNTI), and a sequence of at least one uplink SPS information element (IE). An uplink SPS IE of the sequence comprises: at least one uplink SPS configuration parameter comprising an uplink SPS interval, and an SPS configuration index for the at least one uplink SPS configuration parameter. A downlink control information (DCI) corresponding to the uplink SPS RNTI may be received. The DCI comprises a first SPS configuration index of one of the at least one uplink SPS IE. At least one transport block may be transmitted employing at least one first uplink SPS configuration parameter corresponding to the first SPS configuration index.

Abstract: A first base station receives, from a wireless device, at least one first message comprising a parameter indicating whether the wireless device supports multiple uplink semi persistent scheduling (SPS) configurations for V2X communications. At least one second message is selectively transmitted when the parameter indicates support of the multiple SPS configurations. The at least one second message comprises: an uplink SPS radio network temporary identifier (RNTI), at least one uplink SPS configuration parameter, and an SPS configuration index for the at least one uplink SPS configuration parameter. A downlink control information (DCI) corresponding to the uplink SPS RNTI is transmitted. The DCI comprises the SPS configuration index. At least one transport block is received employing the at least one uplink SPS configuration parameter.

Abstract: A wireless device receives at least one message. The at least one message may comprise: an uplink radio network temporary identifier (RNTI) for a periodic resource allocation, and at least one configuration parameter for the periodic resource allocation. The at least one configuration parameter may comprise: an uplink interval parameter, and at least one first parameter indicating one or more traffic types. A downlink control information (DCI) corresponding to the uplink RNTI may be received. The DCI may indicate activation of the periodic resource allocation. At least one transport block comprising data of the one or more traffic types may be transmitted employing the at least one configuration parameter.

Abstract: A wireless device receives at least one message comprising configuration parameters of a secondary cell configured with scheduling request (SR) resources. The wireless device receives an activation command indicating activation of the secondary cell. The wireless device determines that the secondary cell has an invalid SR resource when in a subframe: an SR process is pending; the SR resources are configured in the subframe; and a time alignment timer of the sTAG comprising the secondary cell is not running in the subframe.

Abstract: A wireless device may receive message(s) comprising configuration parameters for cells comprising a primary cell and a secondary cell. The configuration parameters may comprise: a transmit power control (TPC) radio network temporary identifier (RNTI), a primary TPC index for a first physical uplink shared channel (PUSCH) of the primary cell, a secondary TPC index for a second PUSCH of the secondary cell, and periodic resource allocation configuration parameters configuring a periodic resource allocation for the secondary cell. A first downlink control information (DCI) may be received indicating activation of the periodic resource allocation. A common search space for a second DCI associated with the TPC RNTI may be monitored. The second DCI may comprise a sequence of TPC commands. The secondary TPC index may identify a TPC command in the sequence. Transport blocks may be transmitted by employing transmission parameter(s) in the first DCI and the TPC command.

Abstract: A wireless device receives one or more messages comprising configuration parameters for a plurality of cells comprising a secondary cell. A deactivation timer may be disabled for the secondary cell in response to the configuration parameters comprising periodic resource allocation configuration parameters for configuring a periodic resource allocation of the secondary cell. A downlink control information (DCI) indicating activation of the periodic resource allocation may be received. The DCI may comprise a radio resource assignment. One or more transport blocks (TBs) employing the radio resource assignment may be transmitted.

Abstract: A wireless device receives one or more messages. The one or more messages may comprise a first RNTI for a first SPS and a second for a second SPS. A downlink control information (DCI) corresponding to one of the first RNTI or the second RNTI may be received. The DCI may be validated, at least based on a cyclic shift value associated with the DCI, if the DCI corresponds to the first RNTI. Otherwise, the DCI may be validated without considering the cyclic shift value. One of the first SPS or the second SPS, corresponding to the DCI, may be activated in response to the validating being successful.

Abstract: A cross-carrier scheduling group comprises a first cell and a second cell. Each of the first cell and the second cell are identified by a respective cell identifier employing a first number of bits. A wireless device receives a message comprising configuration parameters. The configuration parameters comprise a cell identifier and a first cell indicator field. The first cell indicator field employs a second number of bits. The second number is smaller than the first number. The wireless device receives downlink control information on a control channel of the second cell for a packet transmitted on the first cell.

Abstract: A physical uplink control channel (PUCCH) secondary cell is in a first timing advance group. A wireless device receives, in subframe n, an activation command activating the PUCCH secondary cell. The wireless device receives a random access response comprising a timing advance command (TAC). The wireless device starts transmission of valid channel state information (CSI) on the PUCCH secondary cell in subframe n+k. k is greater than eight and is based on a delay from receiving the activation command until the wireless device applies the received TAC.

Abstract: A plurality of physical uplink control channel (PUCCH) groups comprise a primary PUCCH group comprising a primary cell and a secondary PUCCH group comprising a PUCCH secondary cell. The wireless device deactivates the PUCCH secondary cell after a deactivation condition for the PUCCH secondary cell is met. The wireless device stops transmission of channel state information for a first secondary cell in the secondary PUCCH group after deactivation of the PUCCH secondary cell. The wireless device stops transmission of positive acknowledgement and negative acknowledgement on the PUCCH secondary cell after deactivation of the PUCCH secondary cell.

Abstract: A wireless device transmits channel state information (CSI) fields of a secondary cell on a first cell. The wireless device receives, in subframe n, a message comprising one or more configuration parameters indicating that CSI transmission resources for the secondary cell is on a second cell different from the first cell. The wireless device stops, in subframe n+p, transmission of CSI fields of the secondary cell on the first cell. The wireless device starts, in subframe n+k, transmission of CSI fields of the secondary cell on the second cell, wherein k is a number greater than p.

Abstract: A wireless device transmits, to a second wireless device via an internet protocol multimedia subsystem (IMS) network entity, a session initiation protocol (SIP) invitation. The SIP invitation may comprise a session description protocol (SDP). The SDP may comprise a media type and one or more attributes. The media type may identify a protocol for controlling operational orders. The controlling operational orders may comprise at least: mechanical operational orders; and electrical operational orders. The one or more attributes may identify a format of the protocol to establish a SIP session. The wireless device may receive, from the second wireless device via the IMS network entity, a SIP confirmation for the SIP session. The wireless device may control the second wireless device employing the controlling operational orders identified by the media type.

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 receives an uplink grant for a licensed assisted access (LAA) cell. The uplink grant comprises a physical uplink shared channel (PUSCH) starting position field and a listen-before-talk (LBT) type field. The PUSCH starting position field indicates a PUSCH starting position in a subframe of the LAA cell. The LBT type field indicates at least one of a first LBT type or a second LBT type for the subframe. A determination is made based, at least, on uplink transmissions by the wireless device in a preceding adjacent subframe of the LAA cell, to: perform an LBT procedure for transmission of uplink signals in the subframe, or transmit the uplink signals without performing the LBT procedure for the subframe, regardless of the LBT type field indicating the first LBT type or the second LBT type. The uplink signals in the subframe may be transmitted via the LAA cell.

Abstract: A plurality of cells are grouped into a plurality of physical uplink control channel (PUCCH) groups comprising a primary PUCCH group and a secondary PUCCH group. The base station detects a radio link issue with a PUCCH secondary cell while one or more other cells in the secondary PUCCH group have acceptable radio link quality. The base station transmits at least one second message configured to release at least one of the one or more other cells in the secondary PUCCH 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.