Abstract: The present invention discloses a method and an apparatus for controlling transmitting power and relates to the field of communications. The method includes: setting, according to a transmission state of data transmission using a first access technology, a power reduction value of transmitting power for data transmission using a second access technology; and controlling, according to the power reduction value, transmitting power for data transmission using the second access technology. The apparatus includes: a setting module, configured to set, according to a transmission state of data transmission using a first access technology, a power reduction value for transmitting power for data transmission using a second access technology; and a controlling module, configured to control, according to the power reduction value, the transmitting power for data transmission using the second access technology.

Abstract: A message transmission method and a message transmission apparatus are provided. The message transmission method includes: obtaining, by a terminal, network congestion control configuration information; processing, by the terminal according to the network congestion control configuration information, a message generated by the terminal, and obtaining the processed message; and sending, by the terminal, the processed message. According to the method, a message generated by the terminal can be processed flexibly to relieve a network congestion problem in the Internet of vehicles.

Abstract: A method for ensuring parallel data random access and a user equipment are provided. An embodiment of the present invention includes controlling a random access sequence transmitted by a user equipment through a physical random access channel (PRACH) not to be sent with other uplink transmission in the same subframe, or, when a random access sequence transmitted by a user equipment through a PRACH is sent with other uplink transmission in the same subframe, controlling a priority of power transmission of the PRACH and a priority of power transmission of an uplink channel over which the other uplink transmission is performed, when power is limited.

Abstract: An apparatus and a method for transmitting data are included in a wireless network. The apparatus for transmitting data in a wireless network receives a status data packet sent by an upper layer, where the status data packet includes status information of the transmit end in a current status; discards, when there is a cached previous-status data packet, the previous-status data packet and caches the status data packet, where the previous-status data packet includes status information of the transmit end in a previous status; and sends the status data packet to a receive end when obtaining a sending resource, where the previous-status data packet and the status data packet have a same feature. In this way, a data packet delay is reduced; and in an application scenario of the Internet of Vehicles, timely data exchange between vehicles is ensured, and vehicle driving safety is improved.

Abstract: Embodiments of the present invention provide a data offload method and a user equipment. The data offload method includes receiving offload configuration signaling sent by a base station. The offload configuration signaling indicates to perform wireless network offload configuration. Offload configuration is performed according to the offload configuration signaling and data is offloaded according to the offload configuration.

Abstract: The present invention relates to the communications field, and discloses a data transmission method and device, so as to resolve a problem of low efficiency and excessively much power consumption when user equipment performs blind detection on a scheduling control channel. A specific solution is: receiving, by a first device, scheduling control channel length information, performing, by the first device, blind detection in a preset search space according to the scheduling control channel length information, and after detecting a scheduling control channel corresponding to the scheduling control channel length information, obtaining, by the first device, resource allocation information carried on the scheduling control channel. The present invention is applied to data transmission.

Abstract: Embodiments of the present invention provide a bearer setup apparatus and method. A base station includes: a receiving module, configured to receive a bearer setup request message sent by a mobility management entity MME, where the bearer setup request message is used to request to set up a bearer of a service, the bearer setup request message includes first experience quality information, the first experience quality information is an experience level related to the service, and the service is a service initiated by user equipment UE or a service initiated by a network-side device; and a processing module, configured to: determine, according to a current load status and the first experience quality information, whether the base station accepts the bearer setup request message, and if the base station accepts the bearer setup request message, set up a first bearer that is used to transmit the service.

Abstract: A method for ensuring parallel data random access and a user equipment are provided, which relate to the field of communications technologies. An embodiment of the present invention includes controlling a random access sequence transmitted by a user equipment through a physical random access channel PRACH not to be sent with other uplink transmission in the same subframe, or, when a random access sequence transmitted by a user equipment through a PRACH is sent with other uplink transmission in the same subframe, controlling a priority of power transmission of the PRACH and a priority of power transmission of an uplink channel over which the other uplink transmission is performed, when power is limited.

Abstract: A scheduling request method, network side device, terminal device and system, belong to the field of communications technologies. The method includes: configuring a first shared resource used for a scheduling request (SR), and sending first information to multiple terminal devices to notify of the first shared resource (101); receiving the SR on the first shared resource (102); allocating a second shared resource of uplink data to the multiple terminal devices, or allocating a dedicated resource of uplink data to at least one of the multiple terminal devices (103). The network side device includes: a configuration module, a receiving module and an allocation module. The terminal device includes: a receiving module, a request module and a sending module. The present invention avoids the waste of the uplink data resource, and improves a utilization rate of the uplink data resource and a transmission success rate of the uplink data.

Abstract: A method, apparatus, and system for communication information transmission are provided in the embodiments of the present invention. The method comprises: communication information is transmitted to a base station (BS); when the communication information fails to be transmitted to the BS, a first backoff upper limit is obtained according to the number of times the transmission has failed; a backoff upper limit is determined according to the first backoff upper limit, and a backoff time of retransmitting the communication information is selected according to the backoff upper limit. In the embodiments of the present invention, terminal can obtain the proper backoff upper limit according to the number of times it has failed to transmit the communication information, thereby reducing the latency of its uplink data transmission.

Abstract: A power control method includes obtaining power headroom information of an aggregated carrier of a User Equipment (UE). The aggregated carrier includes at least one component carrier group and at least one first carrier, or includes at least one component carrier group, or includes at least two first carriers. The component carrier group includes at least two second carriers, and the first carrier and the second carrier are single carriers, The method also includes adjusting transmit power of the aggregated carrier according to the power headroom information.

Abstract: The present invention discloses a method for discontinuous reception configuration, the method includes: receiving a discontinuous reception DRX configuration message from an eNodeB, where the DRX configuration message includes at least one of the following configuration parameters: new DRX cycle configuration and new on-duration configuration; applying the DRX cycle configuration, and determining a start time of the new on-duration configuration according a start state of an on-duration timer, or determining an application time of the new DRX cycle configuration. Correspondingly, the present invention further provides a user equipment. Implementing the method and user equipment provided by the present invention can solve the problem of desynchronization of the DRX status between the eNodeB and the UE, and avoid waste of scheduling resources.

Abstract: The present invention provides user equipment and a method for ensuring continuous service reception in a wireless network. User equipment (UE) obtains configuration information of a neighboring cell; the UE determines that at least two cells of all cells including the serving cell and the neighboring cell belong to a same area to which a same multimedia broadcast multicast service belongs; and during measurement of a reference signal, the UE combines reference signal measurement values of at least two cells that belong to the area of the same multimedia broadcast multicast service to obtain a combined measurement value, and compares the combined measurement value with a measurement value of another cell, so as to determine whether to perform reselection. Therefore, in a handover determining process, radio signal quality of a single cell is prevented from being underestimated, so that an unnecessary handover procedure is avoided, thereby ensuring quality of a radio signal obtained by UE.

Abstract: A method and a device for discontinuous reception is disclosed. The method includes: configuring at least two on-duration time lengths of a discontinuous reception; performing the discontinuous reception according to a first on-duration time length in the at least two on-duration time lengths; switching the first on-duration time length of the discontinuous reception to a second on-duration time length according to the configured at least two on-duration time lengths when a set condition is satisfied; and performing the discontinuous reception according to the second on-duration time length.

Abstract: The present invention provides a service rate control method, system and device. The method includes: receiving, by a PGW, a PCC rule sent by a PCRF, wherein the PCC rule includes a service data flow identifier, a QCI and an ARP; and determining whether the PCC rule satisfies a new bearer establishment condition, if the PCC rule satisfies the new bearer establishment condition, establishing a first bearer according to the QCI and the ARP, and binding a service data flow corresponding to the service data flow identifier to the first bearer. The present invention solves the problem that rates of some service data flows will exceed their own GBRs continuously due to service characteristics, thereby leading a QoS of other service data flow sharing a same bearer as the service data flow cannot be satisfied, thus ensuring the degree of user experience.

Abstract: Embodiments of the present invention provide a method. When a target base station determines that the UE needs to be handed over from a source base station to a target base station and needs to perform a handover between a unicast bearer and a multicast/multicast bearer; because a progress of sending a data packet by using a target bearer may be slower than a progress of sending a data packet by using an original bearer, the target base station receives a data packet sent by using the original bearer and a data packet sent by using the target bearer, and when it is determined that a progress of receiving the data packet is faster than or equal to a progress of receiving the data packet by the target base station by using the target bearer, the target base station hands over the UE to the target bearer.

Abstract: An embodiment of the present invention discloses a power control method, including: obtaining, by a UE, configuration information, where the configuration information includes a configuration parameter of at least one Scell configured by a base station for the UE; setting, by the UE, an initial power adjustment value of the Scell according to the configuration parameter of the Scell in the configuration information; and controlling, by the UE, transmit power on the Scell according to the set initial power adjustment value of the Scell. Correspondingly, an embodiment of the present invention further discloses an activation management method, a UE, and a base station. By using the present invention, transmit power of a UE on an Scell can be accurately controlled, thereby ensuring accuracy of data transmission.

Abstract: A method, apparatus, and system for communication information transmission are provided in the embodiments of the present invention. The method comprises: communication information is transmitted to a base station (BS); when the communication information fails to be transmitted to the BS, a first backoff upper limit is obtained according to the number of times the transmission has failed; a backoff upper limit is determined according to the first backoff upper limit, and a backoff time of retransmitting the communication information is selected according to the backoff upper limit. In the embodiments of the present invention, terminal can obtain the proper backoff upper limit according to the number of times it has failed to transmit the communication information, thereby reducing the latency of its uplink data transmission.

Abstract: The method includes: processing a PSNR of each segment of each sample video, determining an ePSNR predictive model according to preset parameters obtained after processing and mean opinion scores of all sample videos, and determining an enhanced mean opinion score eMOS predictive model according to the predictive model. Then, for any video that needs to be evaluated, QoE of the video that needs to be evaluated may be determined according to only the enhanced MOS predictive model and an ePSNR determined according to the ePSNR predictive model. In comparison with a prior-art method for determining QoE in which only a mean value of PERNs of all frames is considered, in this process of measuring quality of experience of a mobile video service, as many as factors that affect a PSNR of a video are considered. Therefore, accurate measurement of quality of experience of an HAS video service can be implemented.

Abstract: The present invention discloses a data sending method and a user equipment, and relates to the field of mobile communications. The method includes: receiving at least two uplink grants allocated by a base station; grouping uplink grants received at different moments in the at least two uplink grants to obtain multiplexing resources; and multiplexing data to be sent onto transport blocks corresponding to the multiplexing resources and sending the transport blocks. The user equipment includes a receiving module, a processing module and a sending module. In embodiments of the present invention, uplink grants are grouped according to sending moments of transport blocks corresponding to the uplink grants so as to determine multiplexing resources, and data is multiplexed onto transport blocks corresponding to the grouped uplink grants and the transport blocks are sent.