Zte Corporation

Xi'an Zhongxing New Software Co., Ltd.

Zhongming Chen

He Huang

Yada Huang

Zhongda Du

Xiaojuan Shi

Yin Gao

Jing Liu

Dapeng Li

Xinhui Wang

Yun Deng

Meifang He

Jin Xi

Zhongda Lin

Methods, apparatus, and systems for wireless communication are described. In one example aspect, a method includes performing, by a communication node, a handover procedure from a source base station to a target base station based on information associated with a Protocol Data Unit (PDU) session. The information indicates that at least one tunnel in a list of tunnels that carry user data has a one-to-one correspondence with a Quality of Service (QoS) flow. The method also includes transmitting, for the handover procedure, downlink data to both the source base station and the target base station by the communication node.

Reducing service disruption in handover scenarios

A power control method includes: acquiring a power allocation rule; and allocating a transmit power of a UE for each of base stations according to the power allocation rule when receiving a handover instruction or starting to access a target side, and communicating with each of the base stations according to the transmit power; where the base stations include all source base stations before a handover and all target base stations after the handover.

Power control method and device

The embodiments of the present document propose a method and apparatus for reporting and receiving a buffer status. The method includes: when a terminal judges that there is a split bearer or receives a notification transmitted by a base station that an additional buffer report is required to be reported, the terminal transmitting a Buffer Status Report (BSR) of the radio bearer to the base station; herein the BSR carries size information about buffer data and size information about additional buffer data of the radio bearer. The embodiments of the present document realize the reporting of a buffer status when there is a split bearer.

Method and device for reporting and receiving buffer status

Disclosed is a method for conducting random access on a small cell under dual connectivity. The method includes that: a User Equipment (UE) sends a dedicated random access preamble corresponding to a designated small cell to a base station to which the designated small cell belongs on the designated small cell; and the UE receives a random access response message sent by a base station to which a master control cell in dual connectivity belongs or the base station to which the designated small cell belongs. The present disclosure also discloses a system for conducting random access on a small cell under dual connectivity, a base station, a UE and a computer storage medium.

Method and system for conducting random access on small cell under dual connectivity

A method for sending a Buffer Status Report (BSR) is provided, which includes that: an Evolved Node B (eNB) sends an allocation rule for buffer data of a radio bearer which are to be allocated among eNBs to User Equipment (UE), the allocation rule including allocation proportion information or including allocation proportion information and an applicable condition of the allocation proportion information; and the eNB receives a BSR from the UE, the BSR being determined by the UE according to the allocation rule. Correspondingly, the embodiments of the present disclosure further provide an eNB, UE and a computer storage medium.

BSR reporting method, evolved node B, UE and computer storage medium

The disclosure discloses a reporting method, device and system for a Power Headroom Report (PHR) in dual connectivity. A first Evolved Node B (eNB) and a second eNB establish split Data Radio Bearers (DRBs) with a User Equipment (UE), and transmit an indication for indicating change in uplink transmission to the UE; the UE determines the change in the uplink transmission of the split DRBs, and triggers and reports the PHR to the first eNB and/or the second eNB according to the change in the uplink transmission respectively; and the first eNB and/or the second eNB receive/receives the PHR reported by the UE respectively. The disclosure also discloses the reporting device and system for the PHR in the dual connectivity.

Method, device and system for power for reporting headroom report in dual connectivity

A random access method and device relate to the field of mobile communication, and solve the problem of triggering a random access procedure of a small cell. The method comprises a terminal detecting whether a small cell random access condition is satisfied at present; the terminal automatically initiating a random access procedure of a small cell when the small cell random access condition is satisfied. The technical scheme provided in the embodiments of the present document is applicable to the LTE system, and the random access mechanism of a small cell is achieved.

Random access method and device

Provided are a network access system and method. The system comprises a control plane node which is connected with a UE via a radio interface, connected with an MME via an S1 interface, and configured to process control plane data; and a user plane node, connected with the UE via a radio interface, connected with an SGW via an Ss interface, and configured to process user plane data. It is solved the problem in the related art that a core network is impacted because of frequent information interaction among nodes due to the fact that a user switches among cells, and then achieves the effects of reducing the information interaction among the nodes and reducing the impact on a core network signalling.

Network access system and method

Disclosed are a small cell eNodeB access system and a method for realizing network access therefor, including: setting up a control plane link and a user plane link respectively, the small cell eNodeB access system processing control plane data of access UE through the set up control plane link, and processing user plane data of an access UE via the set up user plane link. In the embodiment of the present invention, it makes the UE have data transmission and reception with two different eNodeBs such as macro cell (eNodeB) and small cell (eNodeB) simultaneously by separating the control plane with the data plane, so as to increase the user throughput and enhance the mobility performance, and to solve the problem that the user switches between the cells so that information exchanges frequently between nodes and so as to cause an impact on the core network.

Small cell eNodeB access system and method for realizing network access therefor

The embodiments of the present document provide a method and device for reporting a power headroom report, which relates to the field of mobile communications, and solves the problem of lacking a triggering and sending mechanism for a PHR of the dual-connectivity terminal in the related art. The method includes: a terminal triggering to report a PHR when detecting that a first cell is added in a SeNB; and the terminal reporting the PHR to a MeNB and/or the SeNB, to which the terminal belongs. The technical scheme provided in the embodiments of the present document is applicable to a long term evolution system, which implements the PHR reporting of the dual-connectivity terminal.

Method and device for reporting power headroom report

Disclosed are a capability for reporting Feature Group indicators (FGI) capability by the terminal and a method for configuring a measurement task for the terminal by the network side and a terminal, a network side device and a system thereof. Wherein, the method for reporting the FGI capability by the terminal comprises: when reporting the FGI capability of the terminal to the network side, for each Radio Access Technology (RAT), the terminal reporting whether the terminal supports Automatic Neighbor Relation (ANR) capability of the RAT or not. The method for configuring the measurement task for the terminal by the network side comprises: when obtaining the FGI capability of the terminal, the network side also obtaining whether the terminal supports the ANR capability of each RAT or not, and configuring a measurement task corresponding to the FGI capability for the terminal according to the FGI capability supported by the terminal.

Method and system for reporting FGI capability by terminal and assigning measurement task by network side

This document discusses a method and device for initiating cell measurement. An initiating condition for initiating the measurement of a Closed Subscriber Group (CSG) cell and/or a Hybrid cell is preset by the network side. The measurement of the CSG cells and/or Hybrid cells is initiated by a User Equipment (UE) when the initiating condition is satisfied. The UE automatically initiates the measurement of the CSG cell and/or Hybrid cell when the UE is close to its own footprint area or fingerprint area.

Method and device for initiating cell measurement

A method and system for managing neighbor cell information are disclosed in the present invention. A user equipment is reselected into a current Universal Terrestrial Radio Access (UTRA) cell from a former resident cell belonging to other system, and finds out that the former resident cell is not in a neighbor cell list of the current UTRA cell and the user equipment itself supports a neighbor cell relation maintenance function, and/or after receiving an indication notified by a network side that the user equipment can report neighbor cell relation, the user equipment reports an air interface signaling message carrying cell information of the former resident cell to a Radio Network Controller (RNC); the RNC receives and decodes the air interface signaling message, acquires the cell information of the former resident cell, and updates inter-system neighbor cell information according to the cell information of the former resident cell.

Method and system for managing neighbor cell information

The present invention discloses a method and system for implementing measurement. The method comprises: a report status of a measurement task is detected, a User Equipment (UE) no longer measures the current measurement task if the report status is that the current measurement task has been finished or will not continue being reported, or the User Equipment (UE) continues measuring the current measurement task if the report status is that the current measurement task is not finished or will continue being reported. By adopting the present invention, the UE is free from unnecessary measurements when the reporting of the measurement task is not needed, which relieves the measurement burden of the UE.

Method and system for implementing measurement

A measurement reporting method for a Closed Subscriber Group (CSG) cell and a corresponding User Equipment (UE) are provided in the present invention. The method comprises the following steps that: after detecting a neighboring accessible CSG cell which is not on a frequency in a measurement configuration, a UE in a connected state requests a network for a measurement configuration by reporting indication information which contains the frequency information of the accessible CSG cell and/or the bandwidth information of the accessible CSG cell. The present invention solves the problem about the measurement and reporting of a CSG cell by a UE, so that a network is able to make a decision in time according to a measurement report, satisfying the requirement of the UE on mobility.

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Shenzhen, China

Zhongming Chen