Huawei Technologies Co., Limited

Zhengwei Wang

Jilin Li

Qian Sun

Chengjun Li

Jie Kong

Jian Hua Liu

Yang Huang

Yingxin Huang

Zhiming Zhu

Zhaohui Wu

Chunyan Zhou

Tianzhen Huang

Weijie Wang

Guzheng Wu

Kunyang Dong

Shangbin Wang

A method for updating a key includes: assigning, by a network, a stipulated specific value to an authentication management field AMF and generating a corresponding authentication tuple, and sending corresponding parameters in the authentication tuple to the terminal when an authentication request is initiated to the terminal, and generating a new authentication key for use in the next authentication; generating, by the terminal, a new authentication key corresponding to the network for use in the next authentication, when the corresponding parameters are received and it is determined that the authentication for the network is passed and the authentication management field in the corresponding parameters is with the predetermined value. According to the method for updating the key according to the invention, the key may be updated conveniently without adding to or modifying the existing signaling resources or the authentication parameters, so that network security may be improved.

Method and device for updating a key

A method for network equipment to generate authentication information in the mobile communication system, at least includes the following process: set security key corresponding to mobile terminal in network equipment; and network equipment generates authentication information corresponding to mobile terminal based on said security key and a random number. And, a method for mobile terminal to authenticate communication network in the mobile communication network, at least includes the following process: set security key corresponding to mobile terminal in the mobile terminal; and after the authentication information from network equipment is received, the mobile terminal determines whether the network authentication succeeds based on said security key set by the mobile terminal and the authentication information. An authentication method in mobile communication network is also disclosed, and includes the following process: the mobile terminal authenticates the network, and the network authenticates the mobile terminal.

Authentication method

The invention discloses a method for providing a real time ringback tone in a communication network and the method includes: establishing a call connection between a calling party and a called party according to a received calling request; receiving a ringback tone indication value from the called party; obtaining a corresponding ringback tone according to the ringback tone indication value; and playing the corresponding ringback tone to the calling party. The invention further provides a system for providing a real time ringback tone in a communication network and a terminal therefor. By using the technology of the invention, a different ringback tone can be played to the calling user in real time according to the current situation. Therefore, individualized requirements of the user may be met and the quality of communication service may be further improved.

Method and system for providing real time ringback tone, and terminal thereof

The present invention discloses a method for controlling a process of establishing a call, comprising: setting group codes in a called terminal; sending a calling number and a corresponding group code to the called terminal; the called terminal determining whether the received group code is one of the group codes set in the called terminal, if the received group code is one of the group codes set in the called terminal, allowing a call to be established between the calling terminal corresponding to the calling number and the called terminal, otherwise, refusing the call. According to one aspect of the invention, the called user enables a function of group code call when he does not want to be disturbed by frequent calls. So the called user will not be disturbed by unimportant calls or harassing calls while simultaneously the called user will not miss any important call.

Method for controlling process of establishing call

A method for processing an incoming call, includes: an accessing call mark being preset in a called terminal; the called terminal, on receiving a call initiated by a calling party, determining whether the call contains the accessing call mark of the called terminal; if the call contains the accessing call mark of the called terminal, the called terminal putting through the call; otherwise, the called terminal terminating the call. The invention may solve the problems caused by various methods used in the prior art to avoid being disturbed by phone calls, such as missing important calls, extra service fee, partial protection against harassing telephone calls, and etc. The solution may ensure that the called user will not be disturbed by unimportant calls or harassing calls when the called user does not want to be disturbed, while ensuring that the called user will not miss any important call.

Method for processing an incoming call

A method for processing telephone call includes: access number configuration information corresponding to a called number is stored in an access number configuration equipment in a communication system; the calling party requests for the pre-call registration in the communication system, the communication system adds a corresponding pre-call registration record into a pre-call registration list according to the access number configuration information; the calling party initiates the call to the called party, after the communication system receives the call request of the calling party and before calling the called party, the communication system determines whether the calling party has been registered in the pre-call registration list, if the calling party has been registered, connects the call request and initiates the call to the called party; otherwise, refuses to initiate the call to the called party. In the method for processing telephone call according to the present invention, it is ensured that a called party would not miss important incoming calls when he does not want to be disturbed. A calling party can request for the pre-call registration by means of short message or Internet so as to call the called party.

Method for processing telephone call

The present invention discloses a method for obtaining the direction of a target location through a handset, which includes: the handset obtains geographical information of a current location and that of the target location, determines a geographical meridian line of the current location and a angle of this geographical meridian line displayed on the screen of the handset; the handset determines the direction from the current location to the target location according to geographical information of the current location and that of the target location, determines an included angle between this direction and the geographical meridian line. According to the included angle and that of the geographical meridian line displayed on its screen, the handset determines the direction displayed on the screen of the handset from the current location to the target location, and displays the direction of the target location on the screen according to the displayed direction. The present invention solves the problem that existing handsets cannot provide the direction of the target location for the user. The user can confirm the direction of the target location through the handset.

Method for obtaining direction of target location through a handset

An authentication method and a method for transmitting authentication information, and the method for transmitting authentication information includes: an MS and a network agree in advance one or more agreed operations to be performed when the network determines that the SQNMS is an agreed value; the MS generating an authentication resynchronization token (AUTS) by using the agreed value, sending a resynchronization request containing the AUTS to the network; upon receiving the resynchronization request and determining that the SQNMS of the AUTS is the agreed value, the network performing the one or more agreed operations. The method of transmitting authentication information from the MS to the network conveniently implement the information transmitting between the MS and the network and guarantee the network security without increasing and changing the existing signaling resources and authentication parameters.

Method for authentication between a mobile station and a network

A method for ensuring the security of subscriber cards, includes the following steps: setting a security key in the subscriber card, and setting a verification equipment and storing the security key in the verification equipment; the subscriber card authenticating the verification equipment according to the security key before responding to relevant access request; if the authentication succeeds, the relevant access is permitted; otherwise, the relevant access is refused. With the present invention, the security of the subscriber card is guaranteed without using a PIN code, which is very convenient for the subscriber.

Method for ensuring security of subscriber card

The present invention discloses a method for logically binding and verifying a subassembly in equipments. The method sets the subassembly in the equipment as a sub-module, and setting a main module in the equipment. the sub-module stores individual information of its own and the main module stores the individual information of the sub-module. The main module sends verification information corresponding to the individual information of the sub-module stored in the main module to the sub-module when the sub-module needs to be verified. The sub-module judges whether the received verification information matches the individual information stored by the sub-module itself after receiving the verification information, if they matches, it is determined that the sub-module is in the legal status, otherwise, it indicates that the sub-module is in the illegal status. The burglarproof technique for the equipment in the present invention can be extended from the level of equipment to the subassemblies, and the present invention has broad applications.

Method for logically binding and verifying a subassembly in equipment

An embodiment of the present invention discloses a implementing method for intelligent services of the mobile telephone, and a mobile telephone for implementing the method, wherein adopting identification and recognition technology of physical objects, identifying the physical objects that will be expected identified by setting the identifier; setting a recognition element for recognizing the identifier in the mobile telephone; as a result, the mobile telephone can obtain the predetermined intelligent services to be triggered, and carry out the intelligent services according to the identified information stored in the identifier in conjunction with each of triggered records stored in the mobile telephone when the mobile telephone enters or leaves the identified cell of the identifier . An embodiment of the present invention can implement many intelligent services of the mobile telephone and has wider application range and field using the method above.

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Shenzhen, China

Zhengwei Wang