311results about How to "Improve access success rate" patented technology

The invention provides a narrowband Internet of Things NB-IoT random access method based on the non-orthogonal technology. The narrowband Internet of Things NB-IoT random access method is applied to anarrowband Internet of Things random access method and is used for solving the problem of low random access success rate. The method comprises the following steps: 1-3, sending Msg1; 4, detecting, bya base station, multi-preamble of collision based on geographical distribution and transmitting RAR (that is, Msg2) with multiple users; 5, detecting, by a terminal, RAR; 6, estimating, by a user, TAby using an NPRS signal; 7, obtaining, by the user, RAR information, searching a TA value closest to the TA of the current user in the RAR, and obtaining corresponding Temp C-RNTI and Power BO; 8, transmitting Msg3, and opening a contention resolution timer CR; 9, separating the users based on the SIC technology; and 10-11, sending Msg4, and performing conflict resolution. According to the narrowband Internet of Things NB-IoT random access method, the multi-preamble detection and RAR reception are achieved by using the spatial distribution features of the user, the Msg3 is transmitted by using the non-orthogonal technology, the user separation is performed on the base station side, thereby effectively reducing the probability of preamble retransmission, improving the system capacity, andsolving the network congestion problem caused by large-scale connection of the NB-IoT system.

The invention discloses a router accessing method for communication equipment and an accessing system. The router accessing method for the communication equipment comprises that a router obtains accessing password information requiring accessing to the router and router identification information identifying the identity of the router; the accessing password information and the router identification information of the accessed router are packaged into a non-encryption portion of a data package and the data package is broadcasted in a broadcasting mode; the communication equipment monitors under a self-supporting sniffer mode, analyzes the data package when the data package broadcasted by the router is monitored, extracts the non-encryption portion in the data package and obtains the router identification information and the accessing password information for routing the router; the received router identification information and the accessing password information are packaged into an access request to be sent to the router to perform access authentication. The router accessing method for the communication equipment can improve the accessing success rate of the communication equipment accessing the router.

The invention discloses a random access method, device and equipment, and the method comprises the steps that a network node receives a random access request, wherein the random access request at least comprises a precursor and a first data block; the network node transmits an RAR (random access response) to a terminal; the network node receives a second data block transmitted by the terminal or receives the random access request again.

The embodiment of the invention discloses an intelligent household appliance, and a network access method and device of the same. The network access method of the intelligent household appliance is applied to the intelligent household appliance, and comprises the following steps: receiving a service set identity SSID and password provided by the mobile equipment by using the near-field communication way; and accessing to the target wireless local area network WiFi access equipment by using the SSID and the password. The method and device disclosed by the embodiment of the invention have the features of being small in power consumption, low in hardware cost and high in access success rate.

The invention discloses a method and a device for updating an ARP (Address Resolution Protocol) information table; the method comprises the steps of monitoring an ARP information message sent by a virtual router redundancy protocol (VRRP) gateway and synchronizing the message to the existing standby firewall line card when the existing main firewall line card is in a normal working state; switching the existing standby firewall line card into a new main firewall line card when the existing main firewall line card is judged to be in an abnormal working state; sending an address resolution protocol (ARP) request broadcast message to at least one server in a local area network; and updating media access control (MAC) address information table according to the received ARP information message after receiving the ARP response single-broadcast message responded by the server. With the adoption of the technical sachem, the access success rate is improved when an external network accesses the server in the local area network after the firewall line card carries out hot standby switch.

A method to raise entering success rate of mobile station in mobile communication system is to measure the signal quality of adjacent area base station of the current area after the mobile station isstayed at the current area and it will select the adjacent area which signal quality is in accordance with the set condition to fetch its system broadcast information as well as to select proper areaas an entering candidate area according to the registering authorization in system broadcast information. The mobile station will maintain the relative information of entering candidate area so that the mobile station can entercommunication system through entering the candidate area for normal communication when the mobile station is required at communication but the communication system can not be entered through the current areary.

The invention discloses a method and a system for dynamically balancing cell load in wireless network, which comprises the steps: regarding a load as one of bases for a resident judgment, at least dividing the cell load into two different states or value ranges according to the load; regarding the loads of target resident cells as one of the bases for judgment when a terminal conducts the resident judgment, such as judging that the loads of two target resident cell are respectively in the highest and the lowest states or value ranges of the loads, and when the quality of signals is identical, giving resident priority to the target resident cell with lighter load. The method and the system achieve the purposes of improving terminal access and switching failures caused by inter-cell unbalanced loads and simultaneously reducing the interference applied to the terminal in the cell and enhancing access successful rate.

The invention relates to a virtual lead code based random access method of a wireless mobile broadband system. The method comprises the following steps: a base station sets a front lead code virtual resource tank and selects a lead code for a UE (User Equipment) meeting a non-competitive random access scene from a dedicated lead code package or a virtual resource tank; the UE transmits the distributed lead code to the base station in a corresponding random access channel; the base station judges whether the received lead code belongs to the virtual resource tank or not, if so, the corresponding time frequency resource information is distributed for the UE preferentially, and otherwise, ordinary random access flow is used for completing the random access; and the UE distributed with the virtual lead code finishes the random access process by the non-competitive random access flow according to the distributed time frequency resource information. The invention has simple and reliable method, does not need to physically change the base station or change the LTE (Long-Term Evolution) protocol, overcomes the shortage of the traditional non-competitive random access method, improves the random access success rate of the UE and reduces the random access time delay of the UE.

A base station of a wireless communication system determines an index of radio resource blocks to which a plurality of random access channels are allocated, and allocates the plurality of random access channels to locations of the determined index of the radio resource blocks such that the radio resource blocks of the plurality of random access channels have a symmetrical structure in available uplink radio resource blocks.

The invention discloses a long-term evolution system self-adaptation frequency deviation precorrection method under the environment of a high-speed rail. The long-term evolution system self-adaptation frequency deviation precorrection method under the environment of the high-speed rail is characterized by including the following steps: (1) distributing stations along railway by adopting the mode of a baseband processing unit (BBU) and a remote radio unit (RRU), transforming an uploading radio-frequency signal received by each RRU into a baseband signal and sending the baseband signal to the BBU, (2) conducting least squares (LS) channel estimation by the BBU according to the baseband signals sent by different RRUs based on an uploading reference signal, (3) calculating uploading frequency deviation of different user data correspondingly received by each RRU according to an LS estimated value on the reference signal. The long-term evolution system self-adaptation frequency deviation precorrection method under the environment of the high-speed rail is capable of increasing coverage area of single cell along the railway of long term evolution and LET-A system, reducing switchover and improving success rate of user access.

This invention discloses one multi-load wave communication system channel priority lining method, which comprises the following steps: a, when user sends signal channel requirement, the system gets the user resource demands from the said demands; b, the system finds out the load wave to satisfy the user demands as prepare load wave and selects load wave with maximum priority from the prepare ones; c, selecting the time gap with maximum priority from the load wave and redispatching relative codes materials according code dispatching principle to determine the business signal value.

Disclosed are a random access method, a base station and user equipment. The method comprises: judging, by a base station, whether same-frequency interference exists currently; if yes, sending, by the base station, a system message carrying an interference preamble sequence format to user equipment (UE) subordinate to the base station, the interference preamble sequence format being used for indicating that time domain resources occupied by a physical random access channel (PRACH) of the UE are an ith symbol to an (i+n)th symbol of at least first uplink subframe of each half-frame in a radio frame, and receiving, by the base station, a preamble for random access sent by the UE on the time domain resources indicated by the interference preamble sequence format; and if the base station correctly demodulates the preamble, sending a random access response to the UE. The problems that UE access fails and the UE access success rate of the whole communication system is reduced due to an existing PRACH preamble sequence format during same-frequency interference are solved.

This disclosure claims a method for security processing during RRC connection re-establishment, comprising: a UE sends an RRC connection re-establishment request message to the eNB; after receiving the request message, the eNB determines whether an original access layer security algorithm used by the UE is supported by the eNB itself according to the current status and configuration; if supported, the communication protection with UE is implemented via the original access layer security algorithm; if not supported, according to the security capability of UE, the access layer security algorithm which has the highest priority and is supported by the UE is selected from the access layer security algorithms configured by the eNB itself to be the new access layer security algorithm, and the communication protection between the eNB and the UE is implemented by the new access layer security algorithm. This disclosure also claims a system for security processing during the RRC connection re-establishment.

The invention discloses a configuration method and a configuration device for a random access leading sequence; the method comprises the following steps that: the average access times gamma 1 of competitive random access, the average access times gamma 2 of non-competitive random access and the total number Nsig of the random access leading sequence are acquired; the probability Prob_collision of leading sequence collision among user equipment (UE) is set; and the number Nsig2 of the special access leading sequence of the non-competitive random access and the number Nsig1 of the non-special access leading sequence of the competitive random access are configured according to the average access times gamma 1 of the competitive random access, the average access times gamma 2 of the non-competitive random access, the total number Nsig of the random access leading sequence and the probability Prob_collision of leading sequence collision among UE. Through the technical scheme of the invention, the leading sequence collision among the UE can be effectively reduced or prevented, so that the configuration of the random access leading sequence is more comprehensive.

The invention discloses a domain name parsing method and a domain name parsing device. The domain name parsing method comprises steps that first domain name parsing requests are respectively transmitted to a first domain name server and a second domain name server; a first parsing result returned by the first domain name server and a second parsing result returned by the second domain name server are acquired according to the transmitted first domain name requests, and the first parsing result and the second parsing result are used to indicate address information of a target server of a client used for transmitting a business request; the business request is transmitted to the target server according to the first parsing result and the second parsing result. The domain name parsing method and the domain name parsing device are used to solve technical problems of a prior art that business access is affected by failed parsing during domain name parsing of a single link, and a domain name hijack occurs during a domain name acquisition process easily.

The invention discloses a random access processing method, a base station, a terminal and a system. The processing method comprises the following steps: receiving a leading sequence sent by the terminal, and distinguishing the leading sequence which is sent by a M2M terminal from the leading sequence; calculating the total power of the leading sequence which is sent by the M2M terminal and received in a preset time; judging whether the overload occurs according to the total power, if yes, sending a first random access respond message to the M2M terminal, such that the M2M terminal retreats in a retreat window according to a retreat indication in the first random access respond message, and resends the leading sequence with an identical power; if no, sending a second random access respond message to the M2M terminal, such that the M2M terminal performs the subsequent random access process according to the second random access respond message. The processing method breaks up a huge amount of M2M terminals which have sudden and random access, reduces the collision probability of the M2M terminal during the subsequent access, and improves the success ratio of the random access.

The invention relates to a method for realizing wireless access of DMR (Digital Mobile Radio) digital-trunked grouped data, which is characterized by comprising the following steps of: firstly, newly adding a data access application signaling in the upstream access process of the grouped data of a mobile station; secondly, realizing access control by adding corresponding fields in the data heads of response data on the downstream channel control of a base station; and thirdly, adding reserved access control parameter fields of tail blocks of the data to be confirmed in the downstream data sending process of the base station, then making the base station carry out channel access control while accomplishing downstream data sending to reserve time slots required for the mobile station to send the response data, and setting a channel-occupied identification in a common announcing channel, thereby ensuring that the mobile station can occupy response data information returned by the channel in time. The invention improves the channel access success rate of the mobile station in the process of transmitting the grouped data, reduces time slot waste caused by collision when the grouped data is randomly accessed to the channel and improves the utilization rate of the channel.

The invention provides a shared resource processing method and device. The shared resource processing method comprises the following steps of: identifying an operator to which user equipment (UE) belongs when the UE accesses a network, and dividing shared resources of the network into contracted resources of each operator; acquiring resources required by the UE access network, residual resources in the contracted resources of the operator to which the UE belongs and residual resources in contracted resources of the other operators except the operator to which the UE belongs; and processing the shared resources according to the resources required by the UE access network, the residual resources in the contracted resources of the operator to which the UE belongs and / or the residual resources in contracted resources of the other operators except the operator to which the UE belongs. The problems in the prior art that the resource utilization rate is low in shared resource processing, the benefits of the operator are influenced and the UE cannot access the shared network are solved, so that the resource utilization rate is improved, the access success rate of the UE is improved, and the lawful rights and interests of the operators are ensured.

The invention relates to a method, a device and a system for improving random access success rate. The method comprises the following steps of: sending radio resource control (RRC) connection requests to a network side; recording the frequency of sending the RRC connection requests; starting a first timer; judging whether a current cell is an appropriate cell according to the recorded frequency of sending the RRC connection requests if a response message returned by the network side is not received after the first timer is overtime; and choosing to dwell in a new cell and initiating a new random access process if the current cell is not the appropriate cell. By adopting the method, the device and the system provided by the embodiment of the invention, the problems that position registration and a terminal service cannot be performed normally because random access fails due to incapability of normally establishing RRC connection by initiating random access for many times when a terminal dwells in a certain cell can be solved.

The present invention provides an implementation method for a shortwave-based fast link establishing system. According to the method, a shortwave frequency selection control device selects an optimal communication frequency set, three times of signaling interaction are performed based on the frequency set, and in a networking process, a shortwave wireless link system is established fast according to a multi-user conflict processing policy of nodes. The method improves communication rate and success rate of service communication, and is used for implementing a shortwave networking system.

The invention provides a random access method, a base station and a terminal. The method includes: obtaining a first preamble in a first random access request sent by the terminal and a second preamble in a second random access sent after sending the first random access request; generating access response information carrying an identifier according to the first preamble and the second preamble, and sending the access response information to the terminal; and receiving uplink data sent by the terminal according to the identified access response information, wherein the access response information is access response information of the terminal identified by the terminal according to the identifier; and feeding back a contention resolution message to the terminal according to the uplink data. The random access method can avoid the blocking of a random access process and improve the success probability of terminal access.

The invention discloses an access control method of a micro base station. The access control method comprises the steps that an access request message of UE is received, and a corresponding access response message is generated; priorities of the access response message are set according to the service type requested by the access request message; whether a local AGCH is overloaded is judged, and if overload does not occur, dispatch is conducted on the UE according to the priorities of the access response message; if overload occurs, the access response message is discarded. As the micro base station sets different priorities for the access response message and dispatch is conducted on the UE in the sequence from the high priorities to the low priorities, the problem that due to the fact that access request messages of a large amount of UE collide, the UE can not have access to the micro base station, and the then access success rate of the UE is then improved.

The invention discloses an access level control method, wherein a base station adds a parameter relative to access probe initial power adjustment in an access parameter message; a terminal selects corresponding access probe initial power adjustment parameter in the access parameter message according to own level and service type needing to be initiated, calculates transmitting power of the accessprobe, and transmits the access probe according to the calculated transmitting power. The invention further correspondingly discloses an access level control system. The invention can transmit the access probe for the user with high priority and the service with high demand on time delay through higher power so that the access speeds of the user with high priority and the service with high demandon time delay are improved and the collision probabilities of the user with low priority and the service with low demand on time delay are reduced; therefore, the invention can improve the terminal access success ratio and improve the access speed.

The invention provides a network access processing method and device for a mobile terminal. The network access processing method comprises the steps of receiving an access request, carrying an international mobile subscriber identification code IMSI corresponding to the mobile terminal, of the mobile terminal through an access server of a first classification network, identifying a mobile network code in the IMSI to obtain a first identification result, transmitting the access request to an access server of a second classification network if the first identification result is identification failure, identifying the MNC through the access server of the second classification network, receiving a second identification result returned by the access server of the second classification network, and returning the first identification result and the second identification result to the mobile terminal through the access server of the first classification network for the mobile terminal to be access to a network. The network access processing method reduces access time for the mobile terminal to be access to the network and improves access success rate.

Provided are a method for selecting a wireless local area network (WLAN) operator and a WLAN and a user equipment. The method comprises: selecting a WLAN operator and a WLAN which are in communication in accordance with a first WLAN operator selection policy and a first WLAN selection policy provided by a HPLMN and a second WLAN operator selection policy and / or a second WLAN selection policy provided by a VPLMN; and establishing a connection with the selected WLAN in accordance with the selected WLAN operator and WLAN which are in communication. Because the priority of the first WLAN operator selection policy is higher than the priority of the second WLAN operator selection policy, a UE gives priority to the selection of an available WLAN provided by the WLAN operator that has a WLAN roaming partnership with a HPLMN network when selecting a WLAN, thereby realizing the influence and the control of a 3GPP network on the selection of the WLAN operator for the UE, increasing the access success rate of a user, bringing better experience for the user during switching and roaming, and also reducing the expense of the user when roaming.

The invention provides a method and system for local IP (Internet Protocol) access control. The method comprises the following steps of: informing internetwork LIPA (Local IP Access) access capability information and / or home network LIPA access capability information to a subscriber terminal through broadcasting a message by a wireless side net element / a home base station gateway; and selecting the wireless side net element / a home base station for accessing LIPA according to the obtained internetwork LIPA access capability information and / or home network LIPA access capability information by the subscriber terminal. Because the wireless side net element / the home base station gateway informs the internetwork LIPA access capability information and / or the home network LIPA access capability information to the subscriber terminal, the subscriber terminal is ensured to select the wireless side net element with internetwork LIPA access capability or access the home base station gateway with home network LIPA access capability, therefore, the unnecessary rejection for LIPA access is avoided, the successful access of the local IP access function is ensured and the access success rate of a subscriber is enhanced.

Provided is a method for accessing an application server. The method includes: obtaining an IP address or server domain name for accessing an application server from an access point list; initiating an access to the application server using the IP address or server domain name; and after the access to the application server succeeds, updating the access point list by storing an IP address delivered by the application server according to a load balancing policy to a blank entry of the access point list. By performing load balancing at an application server side according to the characteristics of an application program, the method improves the success rate of access by a user.

The invention discloses a pre-configuration method and a system of a return trip link. The pre-configuration method of the return trip link comprises an access point (AP) is accessed to a network as a terminal, reports self-ability and demands pre-configuration information, according to the self-ability reported by the AP, a target network point is selected for the AP by the network, the target network point is informed and conducts an acceptance preparation and feeds back the pre-configuration information to the AP, and the AP is accessed to the target network point according to the acquired pre-configuration information. The AP is accessed to the network as a terminal, according to the feedback pre-configuration information of the self-ability reported by the AP, a wireless return trip link is established on the free spectrum resources by the network, on the premise that communication quality of the target network point is ensured, the AP access success rate and conversation quality after access are improved, mutual interference between the wireless return trip link and an access link is avoided, and AP access time is saved.

The invention discloses a wireless resource distribution method of a multi-carrier system. The wireless resource distribution method of the multi-carrier system comprises the steps of receiving RRC connecting request information, determining the RRC building reason type according to the reason of an RRC building request, and selecting an accessing carrier for a signaling corresponding to the connecting request information based on a wireless resource distribution strategy corresponding to the RRC building reason type to achieve carrier distribution of the RRC connecting request. Corresponding wireless resource distribution strategies are set according to different RRC building reasons and the accessing operation of the carrier of the signaling is controlled, so that the accessing success rate of voice services is improved, and user experience is improved. The invention further discloses wireless resource distribution equipment of the multi-carrier system.

The embodiment of the invention discloses a call processing method and device. The call processing method includes the steps that a relay station of a first site transmits a first call setup request to a relay station of a second site according to a call request triggered by a first terminal under the site, the call request of the first terminal is triggered to a second terminal under the second site, and the first call setup request includes identification of the second terminal; the relay station of the first site judges whether a second call setup request transmitted by the relay station of the second site is received or not before a call setup response transmitted by the relay station of the second site is received, the second call setup request is transmitted by the relay station of the second site according to the call request aiming at the first terminal and transmitted by the second terminal, and the second call setup request includes identification of the second terminal; if yes, the relay station of the first site transmits call collision notification to the first terminal to inform the first terminal of delayed call. By means of the call processing method and device, call collision can be avoided, and the access success rate is increased.