68results about How to "Reduce signaling burden" patented technology

A roaming method and system using a SUPL (Secure User Plane Location)-based location information system, are provided. According to an aspect of the present invention, the method can include the steps of establishing a transmission control protocol (TCP) connection between a target terminal and a visited network associated with the target terminal, if position information of the target terminal is requested; and obtaining, by the target terminal or a location server in the visited network, the position information of the target terminal, through the established TCP connection and without a TCP connection between the target terminal and a home network of the target terminal.

A base station distributes C-RNTI method comprising steps: the user equipment sends the random access leader sequence to the base station; the base station sends the response message to the random access leader sequence to the user equipment, the message comprises: a distributing information of the uplink resource, a time regulating information, and an information together with the random access leader sequence identification number indicating CRNTI. The user equipment will send L3 message to the network end; the network end will send response of the L3 message to the user equipment. The present invention uses the random access leader sequence and sending sub-frame used by the user equipment and detected by the base station comparing with the traditional C-RNTI distributing method. The present invention sends the random access channel information to packet C-RNTI, thereby decreasing the indicating information bit needed by the C-RNTI distribution, decreasing the signaling burden needed by the C-RNTI distribution, optimizing the random access course, promoting the performance of the random access.

The invention provides a determination method of a pseudo base station and a mobile terminal. The method comprises the steps of sending a base station parameter acquiring request to a base station of the local community through the mobile terminal; receiving the base station parameters from the base station through the mobile terminal; comparing the base station parameters with the preset base station parameters of an operator; if the base station parameters are the same as the base station parameters of the operator, acquiring electric signal strength of the base station; comparing the variable of the electric signal strength of the base station within the preset time quantum with the preset strength variation value; if the variable of the electric signal strength of the base station within the preset time quantum is less than the preset strength variation value, comparing the electric signal strength of the base station with the preset electric signal strength; if the electric signal strength of the base station is more than the preset electric signal strength, determining that the base station is the pseudo base station. With the adoption of the determination method of the pseudo base station and the mobile terminal, the pseudo base station can be quickly and conveniently recognized, and meanwhile, the signaling load of the base station can be reduced; the privacy can be prevented from disclosing; in addition, the pseudo base station can be timely positioned.

This invention relates to a transmitting method for control signaling assigned by up schedule including: a base station collocates a shared up scheduling assigned control channel and informs user equipment the collocated shared control channel to judge if the current down data transmission state meets the condition for transmitting the up scheduling assigned control signaling on the time frequency resource transmitting data, the base station transmits down scheduling assigned control signaling on some specified sub-carriers in the time frequency resources transmitting down data and receives up data transmitted by users on the scheduled up resources.

A method, a terminal, and a system for establishing a Push to Talk Over Cellular (PoC) group session in a PoC network based on session initiation information, such as information regarding presence of clients to be invited or session start-up time. According to the method, Universal Resource Indicator (URI) information regarding invitation and Information Reservation Service (IRS) parameters are set up in a PoC extensible markup language Document Management Server (XDMS), and a PoC server is requested to provide an IRS so that a session is established.

The disclosure provides a method and a system for implementing a direct interface between access network nodes. The method includes: establishing, by an access network node, a direct interface with a proxy node (300); exchanging, by the access network node, information with an access network node managed by the proxy node through the established direct interface (301). By establishing a direct interface between access network nodes and performing a direct interface flow through a proxy node, the disclosure simplifies the establishment and maintenance of the direct interface on the premise that the handover speed is increased and the signaling load of a core network is decreased, thereby reducing the complexity of the establishment and maintenance of the direct interface.

Provided are an access control method and device. The method comprises: a network device generating an access control message containing an access control parameter, wherein the access control message is used for indicating a user equipment to determine whether to initiate access or not, according to the access control parameter after the access control message is received, the access control parameter comprises a service type-based access control parameter or an access level-based access control parameter; and the network device sending the access control message to the UE. The technical solution of the present invention can reduce the signalling burden of a network, and can enable the access control of the UE by a network device to be finer and more flexible.

The invention discloses a pseudo base station positioning method based on RSSI base station signal estimation. The pseudo base station positioning method comprises the following steps: extracting base station information obtained by at least three pieces of UE at the same moment by a central server, retrieving all values in a signal transmission strength value section at a preset step length delta RSSI to serve as a RSSI estimated value sequence, and calculating estimation distances of UE and a pseudo base station corresponding to the estimated values according to a signal transmission loss model; and using the RSSI estimated value corresponding to a value having the maximum fitting degree as an optimal estimation of signal transmission strength of the pseudo base station, and using the gravity center of a fitting triangle corresponding to the optimal estimation as a positioning estimation of the pseudo base station. The pseudo base station positioning method disclosed by the invention can be used for positioning the pseudo base station in a quick, convenient and low-cost manner, only the UE and the central server are needed to position the pseudo base station, the bottleneck in traditional pseudo base station positioning that special high-end equipment and onsite searching and positioning are necessary is broken through, and dynamic local positioning of the pseudo base station can be achieved to play important significance in fighting against illegal and criminal activities of the pseudo base station and maintaining the security of information society.

A method for transmitting control signaling of data transmission reinforcement correlation in mobile communication system includes realizing time and rate dispatch by utilizing absolute power command configuration and coding efficiency command configuration. It features that load of down link physical layer control signaling can be much reduced since only transmission power command configuration and coding efficiency command configuration are required in down link signaling with no transmission of transmitting format combination set command configuration and transmitting initial time as well as transmitting time internal.

Apparatus, and an associated method, for allocating channels within a cell of a cellular communication system. Allocations are made by an allocator based upon determinations made by a determiner of the likelihood of movement of the mobile station. Determinations made by the determiner are made responsive to analyses of indicia of prior movement behavior of the mobile station stored at a home location register associated with the mobile station. Channel reuse is effectuated if the mobile station is determined to be stationary or moving at a speed less than a selected threshold. Otherwise, uniquely-assigned channels are allocated to the mobile station.

This disclosure relates to performing implicit radio resource control state transitions in a cellular communication system. A wireless device may establish a radio resource control (RRC) connection with a cellular base station. A data inactivity timer length and a target RRC state for implicit RRC transitions may be determined. A data inactivity timer having the determined data inactivity timer length may be initiated. It may be determined that the data inactivity timer has expired. The wireless device may transition to the target RRC state based at least in part on determining that the data inactivity timer has expired.

The method comprises: during the process of initializing the random access, layer 2 and layer 3 send the receiving time window to the physical layer; during random access process, according to the receiving time window or indication of layer 2 or layer 3, the physical layer determines the time of stopping the random access.

The embodiment of the invention provides a network connection control method and device and equipment. the terminal sends the position information and the speed information of the current moment to the server; the server obtains, according to the preset movement trajectory, the location information, and the speed information of the terminal, the network signal quality corresponding to the locationof the terminal at the next moment,, the server sends a prompt message to the terminal, wherein the prompt message comprises the network signal quality, and the terminal controls network connection between the terminal and network equipment according to the prompt message; The network coverage condition corresponding to the front position of the terminal is predicted according to the current position and speed of the terminal and the preset movement trajectory, when the network coverage condition is poor or no coverage exists, the frequency of establishing connection between the terminal andthe network equipment is controlled, the power consumption of the terminal equipment can be reduced, and the signaling burden of the network equipment is reduced.

Provided is a method and system for granting the floor in a PoC network, in which, when a PoC server makes a request to establish a PoC session according to preset information of a PoC client wishing to make a PoC call rather than a session invitation request of the PoC client, an INVITE message is sent to the PoC client, including content related to grant of the session's initial talk turn, thereby lessening the signaling burden of a talk burst control protocol message. The method includes sending an INVITE message to a terminating PoC client when it is determined that session initiation requirements are met, and sending the INVITE message to an originating PoC client when a response signal to the INVITE message is received from the terminating PoC client.

A system and method of a multimedia Push-To-Talk (PTT) over Cellular (PoC) box service is provided which can reflect dynamic requests of a user using a function for interworking with a PoC server and an Extensible Markup Language (XML) Document Management Server (XDMS) in a PoC system. In a method for providing the PoC box service, the PoC XDMS stores various information about a type of media to be stored by a PoC user, a PoC box type, and a connection address after a service request expires. An associated service is implemented by Session Initiation Protocol (SIP) technology between the PoC server and a PoC client and by interworking with the PoC server and the XDMS.

The invention relates to a method and a system for processing paging under a deployment scene of dense small cells. The method comprises the following steps that user equipment in an idle mode obtains a deployment type of a small cell detected by the user equipment; the user equipment in the idle mode responds to reselection of a resident cell and judges whether the detected small cell is a blind spot covering small cell; if the detected small cell is the blind spot covering small cell, and in comparison with the signal strength of a macro eNB, the signal strength of the detected blind spot covering small cell meets the cell reselection conditions, the user equipment resides in the blind spot covering small cell, otherwise the user equipment judges whether the macro eNB has minimum performance guarantee of communication; if the macro eNB has minimum performance guarantee of communication, the user equipment resides in the macro base station; an MME (Mobility Management Entity) responds to paging of the user equipment in the idle mode and sends paging signaling to the macro eNB and the blind spot covering small cell; and the macro eNB and the blind spot covering small cell respond to the reception of the paging signaling and broadcast the paging information through an air interface so as to page the user equipment in the idle mode. According to the method and the system, the signaling overload of a core network and the air interface is relieved.

This invention discloses a random access method of cellular wireless communication system, including a second layer and a third layer of a terminal initiates a physical layer to send a random access preamble; the second and third layers judge whether a random access response is received in a receiving time window; if the second and third layers judge that the random access response is not received, then the physical layer is initiated so as to re-send the random access preamble. Judging whether the random access response is received in the receiving time window and determining whether re-sending the random access preamble are finished by a high layer protocol through this invention, which improves the efficiency of protocol processing and reduces the complexity of physical layer processing, and further reduces the parameter transferring between the physical layer and the high layer and the signaling load of the information transferring.

A portable biological signal measurement / transmission system includes: a body unit; and at least one biological signal processing unit detachably connected to the body unit, and including a signal processor which processes a biological signal, the biological signal processing unit including a first transmitter which transmits the biological signal to the body unit when the biological signal processing unit is connected to the body unit.

Provided is a network self-healing method in which, when a link between a parent device and a child device breaks down in a wireless communication network of a cluster-tree structure in which a main communication device (referred to an access point (AP)) manages network operation, routers that are devices capable of having their child devices, and end devices that are devices incapable of having their child devices are associated with each other in a parent-child device relationship, the link is restored. When a router becomes an orphan device, the router makes network re-association in a cluster unit while maintaining synchronized operation with its child devices, and thus time, energy and signaling burden for network self-healing is largely reduced.

The invention provides a device-to-device (D2D) discovery signal transmission method and a D2D discovery signal transmission device in a long-term evolution (LTE) network. According to the D2D discovery signal transmission method, user equipment (UE) acquires position and size of a resource pool (DRP) through receiving radio resource control (RRC) signaling of an enhanced node base station (eNB) and can determine the time frequency position of a discovery resource (DR) according to a DR index indicated by the eNB. According to different realizing solutions of the D2D finding signal transmission method and the D2D finding signal transmission device, collision of different UE finding signals can be prevented through coordinating a small amount of wireless network signaling, and mutual discovery between two sets of UE is realized in a relatively short time, thereby maximally reducing signaling load of a wireless network and loss of a wireless resource. Furthermore the D2D discovery signal transmission method and the D2D discovery signal transmission device has advantages of small modification of an existing system, no effect to system compatibility, simple and efficient realization.

The embodiment of the invention provides a hybrid automatic repeat request information transmission method and device. A corresponding relationship between time domain resource information and frequency domain resource information of a PSFCH and a PSSCH is established by using a pre-configured PSFCH resource pool, and the PSFCH is indicated through the time frequency resource information of the PSSCH, which is a completely implicit indication mode. According to the invention, resource conflicts can be avoided, signaling burden is low, time delay is reduced, and resources are saved.

The invention relates to the technical field of communication, in particular to a cell measuring method and device and a cell measuring result reporting method and device, which are used for reducing unnecessary procedures of cutting in and cutting out of a mini base station. The cell measuring method comprises the following steps that first equipment determines current information of user equipment, wherein the current information comprises kinematic velocity; the first equipment configures a measuring start parameter value of the user equipment according to the determined current information of the user equipment, so that the user equipment determines whether to carry out cell measurement or not according to the configured measuring start parameter value. The cell measuring result reporting method comprises the following step that the first equipment determines the current information of the user equipment, wherein the current information comprises the kinematic velocity; the first equipment configures a switching parameter value of the user equipment according to the determined current information of the user equipment, so that the user equipment determines whether to report a cell measuring result or not according to the configured switching parameter value.

The present disclosure relates to a user equipment protection method, device, user equipment and base station. The user equipment protection method comprises: after sending to a base station a first request message used to adjust a wireless link configuration, listening for a response message corresponding to the first request message within a first preset time period; determining a sending time of a second request message used to adjust the wireless link configuration on the basis of the result of listening in the first preset time period; sending the second request message at the sending time. With the disclosed technical means, frequently sending request messages to the base station so as to adjust wireless link configuration may be avoided, thereby reducing frequency spectrum resourceutilization and network signaling burden.

The invention discloses a D2D (Device to Device) discovery signal transmitting method. Through receiving semi-static configuration of an eNB, the position and the size of a DRP are acquired; according to eNB indication, a resource jump range and the number of retransmission of discovery signals in each period are determined; and according to the above parameters and the corresponding resource jump mode, the resource position for transmitting a reference signal in each period is determined. When the method and the device of the invention are applied, the signaling burden of the wireless network and loss of the wireless resources can be reduced.

The invention requests to protect a D2D communication interference coordination method based on user position information, and relates to the fact that mutual interferences are generated between cellular users and D2D users because an interference coordinate technology in a cellular and D2D hybrid communication network introduces D2D communication into an LTE-A system. The interference coordination method based on distances is brought forward to limit the interferences between the cellular users and the D2D users. The method is mainly divided into two stages: in the first stage, through analyses on outage probabilities of the cellular users, a circular region taking a base station as a center is obtained and is named as a non-multiplexed region, that is to say, the D2D users in the scope cannot reuse resources of the cellular users; and, in the second stage, through analyses on outage probabilities of the D2D users, a circular region taking a D2D receiving end as a center is obtained and is named as a non-resource region, that is to say, the D2D users cannot reuse resources of the cellular users in the scope. The method can substantially reduce the outage probabilities of the cellular users and the D2D users, and reduce a signaling burden on a base station side; and the method has good realizability.

The invention discloses a method for implementing mutual discovery of a D2D terminal. The method comprises the following steps: obtaining discovery reference signal resource configuration of the D2D terminal in a D2D group by the D2D terminal; determining a time-frequency position (where a discovery reference signal is transmitted) by the D2D terminal and sending the discovery reference signal in the time-frequency position. The invention also discloses a D2D terminal. By utilizing the method for implementing mutual discovery of the D2D terminal, the mutual discovery of the D2D terminal can be implemented in the absence of wireless network aid or only by virtue of the limited wireless network aid; the existing system is slightly changed; the compatibility of the system is not influenced; the method is simple and efficient to implement.

A method and apparatus for redirecting a wireless communication unit (113) from a LTE cell to a neighbouring 3G or 2G cell for the purposes of performing a procedure which is available in the 2G or 3G cell but not available in the LTE cell includes the provision of an additional LTE access point (109) within the coverage area of an LTE macrocell. The additional LTE access point (109) is arranged to capture a wireless communication unit (113) which is camped onto the LTE macrocell and redirect it to a 3G / 2G cell irrespective of whether or not a better service may be provided in the 2G / 3G cell. The invention has application to presence detection where collection of wireless communication units' and subscribers' IDs for such a purpose is possible in 3G and 2G cells but not in LTE cells.

A system and method of a multimedia Push-To-Talk (PTT) over Cellular (PoC) box service is provided which can reflect dynamic requests of a user using a function for interworking with a PoC server and an Extensible Markup Language (XML) Document Management Server (XDMS) in a PoC system. In a method for providing the PoC box service, the PoC XDMS stores various information about a type of media to be stored by a PoC user, a PoC box type, and a connection address after a service request expires. An associated service is implemented by Session Initiation Protocol (SIP) technology between the PoC server and a PoC client and by interworking with the PoC server and the XDMS.