47results about How to "Avoid signaling overhead" patented technology

A mobile communications network, which may include base stations, is configured to communicate data packets with communications terminals. A core network, which may include a mobility manager, communicates data packets with base stations. A first base station may be configured to receive a short message data packet from a communications terminal, identify the communications terminal, to determine, from the short message data packet an indication of the first base station to which the communications terminal is attached, and to store an indication of the first base station through which the short message data packet was sent in association with an identifier of the communications terminal. The mobile communications network may be configured to identify that the communications terminal has changed attachment to a second base station, and to send the down link data packet to the second base station for communication to the communications terminal.

The application provides a method executed by user equipment UE, comprising the following steps: receiving a first radio resource control RRC message containing a switching command from a base station; determining whether a first condition contained in the first RRC message is satisfied; and if the first condition is satisfied, sending a switching indication to the base station, wherein the switching indication is used to inform the base station that the UE is about to start switching. The application further provides user equipment and a corresponding base station. Through the technical scheme of the application, the data transmission interruption time in the switching process in NR can be further reduced, and unnecessary wrong switching can be avoided.

The invention provides a method executed by user equipment UE. The method comprises the following steps: receiving a first radio resource control (RRC) message comprising a switching command from a base station; keeping the switching configuration in the first RRC message; and managing the switching configuration. The invention also provides the user equipment and the corresponding base station. The UE still keeps communication with a source base station before receiving the RRC message comprising the switching command and before carrying out switching, thereby reducing data transmission interruption time.

The invention provides a resource distribution indication method of communication system that comprises: base station constructs the resource information occupied by integrated user terminal to bit graph with different number of bit; said base station forms indication command with all bit graph and resource information occupied by distributed user terminal, and sends said command in sharing mode to all user terminals, or, all user terminals compose command with all bit graph or resource information occupied by user terminal and send it to the base station; all user terminals or said base station demodulate the shared command or said composed command, and demodulate data to corresponding resource based on relative indication information. The invention also provides a resource distribution indicating device of communication system.

The invention discloses a control method, a device, a terminal and a system for terminal access, wherein the method comprises the following steps of: receiving a registration request from a terminal side; confirming an abnormal registration reason for the terminal side according to the registration request; uniting the abnormal registration reason due to invalid clip considered by the terminal as same refusing registration information, and returning the same refusing registration information to the terminal side; the registration information is refused due to an unsuitable cell in a location area. In the invention, when the terminal sends the registration request in a test network, a CS or PS service domain state can be directly avoided being arranged to be an illegal state, so that the terminal can resend the registration request, therefore, convenience is brought for terminal access, moreover, user experience can be greatly promoted.

The present invention provides a relay selection routing method based on direct communication of a terminal, applied to a base station, including: establishing a database of a topological structure of a direct communication terminal on a network side; when a change of the topological structure is detected, updating the database of the topological structure; when a direct communication service request is received, determining a data sending path and a destination relay node corresponding to the direct communication service request according to the database of the topological structure, sender information and receiver information of the direct communication service request and a preset selection principle; and establishing a direct communication data sharing network corresponding to the direct communication service request according to the data sending path and the destination relay node. Correspondingly, the present invention further provides a relay selection router based on direct communication of a terminal.

A packet-switching connection is set up from a mobile station through a first transceiver unit, whereby the mobile station is assigned to a first cell and a first residence zone. As the mobile station moves to a second cell and a second residence zone, the connection is assigned a residence zone change identification. A transfer procedure for the packet-oriented connection from the first cell to the second cell is carried out. After the transfer procedure a data exchange by the packet-switched connection is reestablished. After reestablishing the data exchange a procedure for residence zone exchange is carried out.

The embodiment of the invention discloses a control information transmission method, equipment and a communication system. The method comprises the following steps: determining a first scheduling wayfor performing uplink data scheduling at present for a terminal, wherein the first scheduling way includes self-scheduling or cross-carrier scheduling; monitoring a plurality of parameters in a wireless communication network; dynamically adjusting the first scheduling way according to a monitoring result of the plurality of parameters in the wireless communication network; transmitting control information carrying an adjusted scheduling way to the terminal; and subsequently performing uplink data scheduling for the terminal in the adjusted scheduling way. Through implementation of the controlinformation transmission method, the equipment and the communication system, the system performance can be enhanced.

The invention discloses a method and device for controlling user plane bearer establishment. The problem of unnecessary signaling expenditure caused by the conditions that the UE (user equipment) initiates the TAU (tracking area update) process and the MME still initiates the user plane establishment between the UE and the base station after a SGW deletes the cached downlink data of the UE when the timer is over-time is solved. The method comprises the following steps: a mobility management entity MME determining that the service gateway SGW needs to send the cached downlink data to the terminal UE in the tracking area updating TAU process; the MME initiating the establishment process of the vacant user plane bearer of the UE.

A method and a system are provided for a push service in a communication system. The method comprises: if there is data that is directed from an application server to an application of a terminal, transmitting, to a location register, a first message requesting location information of the terminal; if the location register receives the first message, transmitting, to a gateway, a second message requesting the location information of the terminal; transmitting, to the location register by the gateway, a third message including the location information of the terminal; transmitting, to the application server by the location register, a fourth message including the location information of the terminal; and transmitting, to the application of the terminal by the application server, the data using the location information of the terminal.

The invention provides a cell switching method and device, and user equipment. The method comprises the following steps of acquiring a scale factor reflecting the quality fading condition of a servicecell where the user equipment UE is currently located; determining whether current service cell quality is lower than or equal to a first service cell quality trigger threshold, and / or, determining whether the offset value of neighboring cell quality which is better than the current service cell quality is higher than or equal to a first trigger offset value, wherein the first service cell quality trigger threshold and the first trigger offset value are related to the scale factor; and when a determination result is yes, triggering measurement reporting and a corresponding cell switching preparation process. In the invention, the normal operation of the measurement reporting and the corresponding cell switching preparation process can be ensured, and simultaneously signaling cost and unnecessary switching preparation and resource reservation are avoided.

The invention provides a radio resource management method. The method comprises the step that the business-relevant information of an application layer and / or mobility-relevant information are sent to a network side through the user equipment. The invention further provides a radio resource management method. The method comprises the steps that the network side receives the business-relevant information of the application layer and / or the mobility-relevant information transmitted by the user equipment, and a radio resource management decision is carried out according to the business-relevant information of the application layer and / or the mobility-relevant information. The invention provides the user equipment and the network side as well.

A mobile communications network can establish one or more communications bearers for communicating data packets to / from a communications terminal via a radio network and a core network, each of the communications bearers established using context information associated with connections from the communications terminal to destination addresses, or to the communications terminal from source addresses. The communications terminal can, in an idle state, communicate a short signalling message data packet to a base station of the radio network, using predetermined parameters for configuring a mobile communications terminal transmitter, which correspond with parameters with which a receiver in the base station can receive the short message data packet, the short message data packet including an indication of context information usable by the mobile communications network for communicating the short message data packet to a mobility manager of the mobile communications network. The short message data packet can be context-less or quasi-context-less.

The invention discloses equipment and a reporting method and system for co-existing interference frequency point information in the equipment. Network side equipment determines frequency point information and sends the same to user equipment according to working frequency points supported by itself (and / or neighbor communities of the network side equipment), so that the user equipment does not randomly report information of unusable frequency points caused by coexisting interference in the equipment, and unnecessary signaling overheads are avoided.

The invention provides a condition switching method executed by user equipment and the corresponding user equipment. The conditional switching method executed by user equipment comprises the followingsteps: a conditional switching monitoring step: the user equipment (UE) receives a radio resource control (RRC) message containing a conditional switching command from a source base station, stores conditional switching configuration in the conditional switching command, and monitors whether a switching condition is met or not according to the switching condition; a condition switching executionstep: condition switching is initiated when the UE monitors that the switching condition in the stored condition switching configuration is satisfied; an RRC message receiving step: the UE that is performing conditional switching receives an RRC message from the source base station; a condition switching stop step: the UE stops the ongoing condition switching process; an RRC configuration step: the UE executes the corresponding configuration according to the configuration in the RRC message received in the ongoing condition switching process.

The invention provides a communication method and device and a computer readable storage medium. The method comprises the following steps: receiving an uplink data transmission threshold from the first network device, wherein the uplink data transmission threshold comprises a first transmission threshold and a second transmission threshold; or, the uplink data transmission threshold comprises a second transmission threshold, wherein the first transmission threshold is used for indicating the size of a maximum data packet supported to be transmitted on a first uplink carrier when the terminal device is in a non-connection state, and the second transmission threshold is used for indicating the size of a maximum data packet supported to be transmitted on a supplementary uplink SUL carrier when the terminal device is in the non-connection state; and determining to transmit the uplink data packet on the first uplink carrier or the SUL carrier in the non-connection state according to the uplink data transmission threshold and the size of the uplink data packet to be transmitted. According to the technical scheme provided by the invention, the uplink data packet can be quickly transmittedunder the condition of introducing the SUL scene.

The invention provides a dynamic adjusting method of a PS (Packet Switch) permanent timer and an RNC (Radio Network Controller). The method comprises the following steps that: the RNC monitors PS services established by a user terminal; the PS permanent timer built in the RNC determines the types of the PS services before starting to time; and the delay parameters of the PS permanent timer are adjusted according to the determined types. Through the method, the delay parameters of the PS permanent timer are self-adaptively adjusted according to the determined types, so that the RNC can release resources at more reasonable time, and thus a lot of signaling overhead caused by frequent establishment and release of the PS services is avoided, and the utilization rate of network resources is improved.

The invention discloses a tracking area list distribution method and device and belongs to the field of communication technology. The method disclosed by the invention comprises the following steps: receiving a request message from user equipment (UE), wherein the request message carries user identification and tracking area information of a position where the UE is located currently; acquiring user subscription information of the UE according to the user identification, wherein the user subscription information is at least used for indicating a data network or service signed by the UE, the data network comprises a local data network and a mobile data network; and based on the user subscription information and the tracking area information, distributing a tracking area list for the UE. Therefore, the signaling overhead problem caused by frequent initiation of a TAU process by the UE while moving can be avoided as far as possible.

The present disclosure provides a method for transmitting and receiving data based on a grid of a common resource block (RB) in a wireless communication system. More specifically, the method performed by a user equipment includes receiving a synchronization block from a base station; receiving, from the base station, first offset information representing an offset between a lowest subcarrier of a lowest resource block of the SSB and a first reference point based on a specific subcarrier spacing; receiving, from the base station, control information including information on the specific subcarrier spacing and information on a difference between a subcarrier spacing based reference point, to which the SSB is received, and the first reference point; and configuring a grid of a common resource block based on the first offset information and the control information.

A mobile communications network configured to establish communications bearers communicating data packets to / from mobile communications terminals via a radio network and core network, each communications bearer established using context information associated with one or more connections from mobile communications terminals to destination addresses, or to the mobile communications terminals from source addresses. A mobile communication terminals can, in an idle state, communicate a short message data packet to a base station of the radio network as a signalling message, using predetermined parameters configuring a transmitter of the mobile communications terminal, corresponding with parameters with which a receiver in the base station can receive the short message data packet, which includes an indication of context information used by the mobile communications network for communicating the short message data packet to a mobility manager of the mobile communications network. The short message data packet can be communicated context-less or quasi-context-less.

Embodiments of this application provide a wireless communication method and a terminal device, to flexibly judge, according to configuration information of a network device, whether a PDCP layer entity needs to re-established, thereby preventing a re-establishment operation from being performed when the PDCP layer entity does not need to be re-established, and then reducing signaling overheads. The method includes: receiving, by a terminal device, configuration information that is used to perform mobility management on the terminal device and that is sent by a network device, where the configuration information includes indication information, and the indication information is used to configure a packet data convergence protocol PDCP layer entity; and determining, by the terminal device according to the indication information, whether to re-establish the PDCP layer entity.

The invention discloses a cross-RAT terminal state determination method and a network device, so as to solve the state transition problem when a terminal moves among RATs. The method comprises steps:when a terminal in an inactive state or a light connection state in a first network system enters a second network system different from the first network system from the first network system, the network side of the second network system receives information required for acquiring source AS context information and reported by the terminal, wherein the inactive state or the light connection stateis used for characterizing a state in which a network node releases the RRC connection of the terminal but the terminal and the network node store the AS context information of the terminal under thenetwork node; and based on the information, the network side acquires the source AS context information of the terminal, and the source AS context information is mapped.

The invention discloses a communication method and communication device, which are used for reducing service interruption time and signaling overhead generated by the change of an access point for providing a communication service for a site due to the position movement or direction change of the site. In this regard, the scheme is provided, wherein the sending addresses contained in the first frame sent to the station by different access points in the access point set are the same; Thus, when the sending position of the station moves or the direction of the station changes, the access point providing the communication service for the station is changed from one access point in the access point set to another access point; Due to the fact that the sending addresses contained in the first frame sent by the access points in the access point set are the same, the station can consider the access point set as one access point, the station does not need to execute the access point switchingprocess, and station service interruption and signaling overhead caused by the access point switching process are avoided.

The disclosure provides a method and a device in a User Equipment (UE) and a base station supporting random access. The UE first transmits a first radio signal, and then receives a second radio signal. A first bit block is used for generating the first radio signal, the first bit block includes a positive integer number of bits, the first bit block carries a first identifier and a first data block, the first bit block lacks a field used for indicating RRC connection request cause information, a field used for indicating RRC connection reestablishment request cause information or a field used for indicating RRC connection resume request cause information compared with a Msg3, the first data block includes a positive integer number of higher-layer bits, the second radio signal carries a second identifier. The first identifier is equal to the second identifier.

A method and a system are provided for a push service in a communication system. The method comprises: if there is data that is directed from an application server to an application of a terminal, transmitting, to a location register, a first message requesting location information of the terminal; if the location register receives the first message, transmitting, to a gateway, a second message requesting the location information of the terminal; transmitting, to the location register by the gateway, a third message including the location information of the terminal; transmitting, to the application server by the location register, a fourth message including the location information of the terminal; and transmitting, to the application of the terminal by the application server, the data using the location information of the terminal.

A method for transmitting a synchronization signal in vehicle-to-something (V2X) communication is presented. A terminal according to the present invention can determine whether to transmit a synchronization signal on the basis of the power capacity of the terminal. The terminal can reduce power consumption by transmitting the synchronization signal only within a window according to the power capacity.

The invention discloses a method for realizing position update and a mobility management unit. The method comprises the following steps that: a destination mobility management unit acquires circuit domain position information registered in an original system before movement of UE (User Equipment) in a context transmission process of the UE; and a destination MSC (Mobile Switched Center) initiates a position update request to an HSS (Home Subscriber Server) by using the acquired circuit domain position information registered in the original system before movement of the UE. Through the technical scheme provided by the invention, unnecessary signaling overhead is avoided; successful calling of the UE is ensured; and the congestion risk of the HSS is lowered.