CN104284315A - Incoming call handling method and system - Google Patents

Incoming call handling method and system Download PDF

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Publication number
CN104284315A
CN104284315A CN201410522990.5A CN201410522990A CN104284315A CN 104284315 A CN104284315 A CN 104284315A CN 201410522990 A CN201410522990 A CN 201410522990A CN 104284315 A CN104284315 A CN 104284315A
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China
Prior art keywords
incoming call
calling
service
information
called subscriber
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CN201410522990.5A
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Chinese (zh)
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CN104284315B (en
Inventor
曾荣
朱映波
吴三阳
王晋霞
马小飞
吴伟芬
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iMusic Culture and Technology Co Ltd
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iMusic Culture and Technology Co Ltd
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Priority to CN201410522990.5A priority Critical patent/CN104284315B/en
Publication of CN104284315A publication Critical patent/CN104284315A/en
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Publication of CN104284315B publication Critical patent/CN104284315B/en
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/16—Communication-related supplementary services, e.g. call-transfer or call-hold
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/436—Arrangements for screening incoming calls, i.e. evaluating the characteristics of a call before deciding whether to answer it
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/02—Services making use of location information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/02—Processing of mobility data, e.g. registration information at HLR [Home Location Register] or VLR [Visitor Location Register]; Transfer of mobility data, e.g. between HLR, VLR or external networks
    • H04W8/08—Mobility data transfer
    • H04W8/12—Mobility data transfer between location registers or mobility servers

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Telephonic Communication Services (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The invention discloses an incoming call handling method and system. The method includes the steps that position request information of a calling party mobile switching center is received; whether a called party activates a designated number incoming call limiting service or not is judged according to a service item list, and the service item list contains incoming call limiting information of the phone numbers which are rejected to call the called party; if yes, a calling number is read from the position request information; whether the calling number is matched with incoming call limited number information or not is judged; if the calling number is matched with the incoming call limited number information, a response message of the position request information is sent to the calling party mobile switching center. By implementing the method and system, when a user is called, it is determined that the designated number incoming call limiting service is activated from the service item list of the user, matching is carried out between the calling number and the incoming call limiting information, and the calling party mobile switching center is informed of the corresponding matching result through the response message to reject the call, and thus the incoming calls of designated numbers can be limited.

Description

Call processing method and system
Technical field
The present invention relates to communication technical field, particularly relate to a kind of call processing method and system.
Background technology
At the incoming call restriction special scenes of client's setting, often need to limit cell phone incoming call, current most of mobile phone terminal carries out incoming call restriction by the APP of electric control application accordingly.
But, incoming call restriction is carried out by the APP of electric control application accordingly, mobile phone terminal is needed to mate with corresponding electric control application APP compatibility on physical layer interface of coming, specific requirement is had to the type of mobile phone terminal and open interface, and the type of current different mobile phone terminal and terminal development disunity.Therefore, above-mentioned incoming call method for limiting effectively cannot process cell phone incoming call.
Summary of the invention
Based on this, be necessary the problem that effectively cannot process cell phone incoming call for above-mentioned incoming call method for limiting, a kind of call processing method and system are provided.
A kind of call processing method, comprises the following steps:
Attaching position register receives the position request information of calling mobile exchanging center, and wherein, described position request information comprises calling number and called number;
Attaching position register determines from service item inventory whether the called subscriber that described called number is corresponding has activated assigned number incoming call limit service, wherein, described service item inventory comprises the incoming call restricted information of the telephone number for identifying the described called subscriber of refusal calling;
If so, then attaching position register reads calling number from described location request message, judges that described calling number limits number information whether mate with described incoming call;
If coupling, then attaching position register sends the response message of described position request information to described calling mobile exchanging center, and described response message comprises refusal calling indication message.
A kind of incoming call handling system, comprise attaching position register, described attaching position register comprises:
Information receiving module, for receiving the position request information of calling mobile exchanging center, wherein, described position request information comprises calling number and called number;
Activation confirmation module, for determining from service item inventory whether the called subscriber that described called number is corresponding has activated assigned number incoming call limit service, wherein, described service item inventory comprises the incoming call restricted information of the telephone number for identifying the described called subscriber of refusal calling;
Matching module, for reading calling number when activating assigned number incoming call limit service from described location request message, judges that described calling number limits number information whether mate with described incoming call;
Processing module, for described calling number and described send a telegram here limit number information matches time, send the response message of described position request information to described calling mobile exchanging center, described response message comprises refusal calling indication message.
Above-mentioned call processing method and system, when user does called, determine to have activated assigned number incoming call limit service from the service item inventory of this user, carry out calling number to mate with incoming call restricted information, Corresponding matching result is received calling mobile exchanging center by the response message notice of position request information and is carried out refusal call treatment.Thus realize carrying out by assigned number the function limited of sending a telegram here.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of call processing method first execution mode of the present invention;
Fig. 2 is the schematic flow sheet of call processing method second execution mode of the present invention
Fig. 3 is the sequential chart of call processing method of the present invention 3rd execution mode;
Fig. 4 is the sequential chart of call processing method of the present invention 4th execution mode;
Fig. 5 is the structural representation of incoming call handling system first execution mode of the present invention;
Fig. 6 is the structural representation of incoming call handling system second execution mode of the present invention.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Refer to Fig. 1, Fig. 1 is the schematic flow sheet of call processing method first execution mode of the present invention.
The described call processing method of present embodiment comprises the following steps:
Step S101, attaching position register receives the position request information of calling mobile exchanging center, and wherein, described position request information comprises calling number and called number.
Step S102, attaching position register determines from service item inventory whether the called subscriber that described called number is corresponding has activated assigned number incoming call limit service, wherein, described service item inventory comprises the incoming call restricted information of the telephone number for identifying the described called subscriber of refusal calling.
Step S103, if so, then attaching position register reads calling number from described location request message, judges that described calling number limits number information whether mate with described incoming call.
Step S104, if coupling, then attaching position register sends the response message of described position request information to described calling mobile exchanging center, and described response message comprises refusal calling indication message.
Present embodiment, when user does called, determine to have activated assigned number incoming call limit service from the service item inventory of this user, carry out calling number to mate with incoming call restricted information, Corresponding matching result is received calling mobile exchanging center by the response message notice of position request information and is carried out refusal call treatment.Thus realize carrying out by assigned number the function limited of sending a telegram here.
Wherein, two kinds of network elements are comprised for step S101, CDMA net, i.e. mobile switching centre (Mobile Switching Center, MSC) and attaching position register (Home Location Register, HLR).Described calling mobile exchanging center is mobile switching centre (Mobile Switching Center, MSC) corresponding to calling subscriber.Described position request information is the calling that caller MSC reception caller MS sends, to the LOCREQ that described HLR sends.Calling number is the telephone number of caller MS, and called number is the telephone number of called MS.
Preferably, receive the step of the position request information of calling mobile exchanging center at attaching position register before, the service item inventory corresponding with described called subscriber can be expanded in advance, in described service item inventory, increase the incoming call restricted information of the telephone number for identifying the described called subscriber of refusal calling.Described incoming call restricted information can be incoming call restriction numeral.
In one embodiment, described called subscriber, by expanding the user's service inventory in MAP, increases " incoming call restriction numeral 1 " ~ " incoming call restriction numeral 10 ", in order to carry user's assigning incoming barred code.Each " the digital n of incoming call restriction " Parametric Representation telephone number, telephone number can be landline telephone, mobile phone or office number.
Further, mark 7 is added, in order to represent " specifying restriction " reason to " access negative reason " that business application in MAP returns results (featreq) inner.
Preferably, the parameter format of incoming call restriction numeral is as shown in table 1:
Table 1:
Wherein, represent at a of first character joint: receiving terminal ignores this field.Represent at the b of second byte and be set to suitable number, b can according to be configured to domestic effectively, local effective etc., the corresponding numbering of each attribute.Represent at the c of the 3rd byte: be set to telephone number.D. represent: be set to binary-coded decimal.E represents: digital number is 0 to 15.Form the concrete regulation of each BIT position of " incoming call restriction numeral " parameter, consistent with the definition of " Subscriber Number " parameter in existing network MAP specification.
Preferably, business application returns results the mark 7 of " access negative reason " in (featreq), " specifies restriction " in order to mark, specific as follows:
Access negative reason (byte 1):
Bit:
For step S102, can determine according to the MAP normal process in speech path network whether called subscriber has activated assigned number incoming call limit service.Preferably, described incoming call restricted information comprises the telephone number of the described called subscriber of refusal calling, also can comprise the information such as the incoming call binding hours of described telephone number, incoming call restriction site, provide the incoming call restricted information that user preferably is arranged further.
For step S103, when described incoming call restricted information comprises the telephone number of refusal calling described called subscriber, direct comparison calling number and described telephone number.When also comprising the incoming call binding hours of described telephone number, the incoming call information such as restriction site, comparison current time and current call position and described incoming call binding hours and described incoming call restriction site.
In one embodiment, if described incoming call restricted information comprises the telephone number of the described called subscriber of refusal calling, judge that described calling number limits the step whether number information mate comprise the following steps with described incoming call:
Whether more described calling number is identical with the telephone number refusing to call out described called subscriber.
If identical, then judge that described calling number and described incoming call limit number information matches.
In another embodiment, if do not mate, then allow the described called subscriber of access.If assigned number incoming call limit service, then access by existing normal flow or break off relations access described in described called subscriber's un-activation.
For step S104, described refusal calling indication message is preferably above-described access negative reason and comprises mark 7.
Refer to Fig. 2, Fig. 2 is the schematic flow sheet of call processing method second execution mode of the present invention.
The described call processing method of present embodiment and the difference of the first execution mode are: receive the step of the position request information of calling mobile exchanging center at attaching position register before, further comprising the steps of:
Step S201, attaching position register receives the business solicitation message that mobile switching centre corresponding to described called subscriber sends, and described business solicitation message comprises the telephone number of incoming call limit service code and refusal incoming call.
Step S202, attaching position register sends the returning results of business solicitation message to mobile switching centre, wherein, described in return results and comprise refusal calling indication message and corresponding recorded announcement.
Step S203, attaching position register reads described telephone number from described business solicitation message.
Step S204, described telephone number is converted to described incoming call restricted information by attaching position register, and adds in the service item inventory corresponding with described called subscriber.
Present embodiment, activates assigned number incoming call limit service in advance, described in other user's callers during called subscriber, can enable assigned number incoming call limit service, to limit the incoming call of relative users.
Preferably, described business solicitation message comprises the FEATURE service code string of 'no disturbance ' service, and described FEATURE service code string can comprise " 'no disturbance ' service code+telephone number ".
In one embodiment, described mobile switching centre is used for returning results the recorded announcement activated described called subscriber's play service described in basis, with call release.
In another embodiment, at attaching position register, described telephone number is converted to described incoming call restricted information, and after adding the step in the service item inventory corresponding with described called subscriber to, further comprising the steps of:
Attaching position register sends qualification instruction message to corresponding VLR Visitor Location Register, to notify the renewal of project service inventory described in described mobile switching centre, wherein, described qualification instruction message is for identifying the described incoming call restricted information of described project service inventory interpolation.
Refer to Fig. 3, Fig. 3 is the sequential chart of call processing method of the present invention 3rd execution mode.
The described call processing method of present embodiment and the difference of the first execution mode are: called subscriber activates the send a telegram here process of limit service of assigned number to comprise the following steps:
A1, called MS user carry out originating call and with dialed digit (* FA+TA) to called MS C.Service MSC, in the analytic process of dialed digit, finds the telephone number TA of 'no disturbance ' service code FA and the described called subscriber of refusal calling.
A2, called MS C send business solicitation message (FEATREQ) to the HLR relevant with MS, call out the telephone number TA of described called subscriber comprising 'no disturbance ' service code FA and refusal.
A3, HLR send business solicitation message to service MSC and return results (featreq), confirm instruction comprising service request, and " access negative reason " containing expansion identifies 7 and the corresponding recorded announcement of called MS C.
A4, receive featreq from HLR after, the recorded announcement that called MS C activates called MS play service according to the information in featreq.
A5, call release.
The telephone number TA received adds in " incoming call restriction numeral 1 " parameter of service item inventory expansion by A6, HLR, and service request makes MS, the change that HLR is occurred to VLR report services project list by qualification instruction message (QUALDIR).
A7, VLR send qualification instruction message to HLR and return results (qualdir).
A8, VLR are by sending the change of QUALDIR report services project list to called MS C.
A9, called MS C send qualdir to VLR.
Present embodiment, can quick active assigned number incoming call limit service.
Preferably, MS is the mobile subscriber equipment of gsm system, and it is made up of two parts, mobile terminal and client identification card (SIM card).Mobile terminal is exactly " machine ", and it can complete speech coding, chnnel coding, information encryption, the modulation and demodulation of information, information transmitting and reception.SIM card is exactly " people ", and it is similar to our IC-card now used, therefore also referred to as smart card.
Refer to Fig. 4, Fig. 4 is the sequential chart of call processing method of the present invention 4th execution mode.
The described call processing method of present embodiment comprises the following steps:
B1, to be started and caller MS directory number by caller MSC receipt of call.
B2, caller MSC send LOCREQ to the HLR of correspondence.
B3, HLR have activated assigned number incoming call limit service from the service item inventory determination called MS of called MS, carry out calling number to compare with the number in " send a telegram here and limit numeral ", the numbers match in " send a telegram here and limit numeral " that if calling number and called subscriber are arranged, HLR returns the state of called MS to caller MSC by the admission reject reason comprising refusal instruction in LOCREQ, caller MSC provides call denial process according to the instruction in LOCREQ to MS.
If the calling number of B4 incoming call and the number in " send a telegram here and limit numeral " not match calls continue by normal call flow process.
Refer to Fig. 5, Fig. 5 is the structural representation of incoming call handling system first execution mode of the present invention.
The described incoming call handling system of present embodiment comprises attaching position register, and described attaching position register can comprise information receiving module 110, activation confirmation module 120, matching module 130 and processing module 140, wherein:
Information receiving module 110, for receiving the position request information of calling mobile exchanging center, wherein, described position request information comprises calling number.
Activation confirmation module 120, for determining from service item inventory whether called subscriber has activated assigned number incoming call limit service, wherein, described service item inventory comprises the incoming call restricted information of the telephone number for identifying the described called subscriber of refusal calling.
Matching module 130, for reading calling number when activating assigned number incoming call limit service from described location request message, judges that described calling number limits number information whether mate with described incoming call.
Processing module 140, for described calling number and described send a telegram here limit number information matches time, send the response message of described position request information to described calling mobile exchanging center, described response message comprises refusal calling indication message.
Present embodiment, when user does called, determine to have activated assigned number incoming call limit service from the service item inventory of this user, carry out calling number to mate with incoming call restricted information, Corresponding matching result is received calling mobile exchanging center by the response message notice of position request information and is carried out refusal call treatment.Thus realize carrying out by assigned number the function limited of sending a telegram here.
Wherein, two kinds of network elements are comprised for information receiving module 110, CDMA net, i.e. mobile switching centre (Mobile Switching Center, MSC) and attaching position register (Home Location Register, HLR).Described calling mobile exchanging center is mobile switching centre (Mobile Switching Center, MSC) corresponding to calling subscriber.Described position request information is the calling that caller MSC reception caller MS sends, to the LOCREQ that described HLR sends.Calling number is the telephone number of caller MS, and called number is the telephone number of called MS.
Preferably, receive the step of the position request information of calling mobile exchanging center at attaching position register before, the service item inventory corresponding with described called subscriber can be expanded in advance, in described service item inventory, increase the incoming call restricted information of the telephone number for identifying the described called subscriber of refusal calling.Described incoming call restricted information can be incoming call restriction numeral.
In one embodiment, described called subscriber, by expanding the user's service inventory in MAP, increases " incoming call restriction numeral 1 " ~ " incoming call restriction numeral 10 ", in order to carry user's assigning incoming barred code.Each " the digital n of incoming call restriction " Parametric Representation telephone number, telephone number can be landline telephone, mobile phone or office number.
Further, mark 7 is added, in order to represent " specifying restriction " reason to " access negative reason " that business application in MAP returns results (featreq) inner.
Preferably, the parameter format of incoming call restriction numeral is as shown in table 1.
Preferably, business application returns results the mark 7 of " access negative reason " in (featreq), " specifies restriction " in order to mark, specific as follows:
Access negative reason (byte 1):
Bit:
For activation confirmation module 120, can determine according to the MAP normal process in speech path network whether called subscriber has activated assigned number incoming call limit service.Preferably, described incoming call restricted information comprises the telephone number of the described called subscriber of refusal calling, also can comprise the information such as the incoming call binding hours of described telephone number, incoming call restriction site, provide the incoming call restricted information that user preferably is arranged further.
For matching module 130, when described incoming call restricted information comprises the telephone number of refusal calling described called subscriber, direct comparison calling number and described telephone number.When also comprising the incoming call binding hours of described telephone number, the incoming call information such as restriction site, comparison current time and current call position and described incoming call binding hours and described incoming call restriction site.
In one embodiment, matching module 130 also can be used for:
Whether more described calling number is identical with the telephone number refusing to call out described called subscriber.
If identical, then judge that described calling number and described incoming call limit number information matches.
In another embodiment, if do not mate, then allow the described called subscriber of access.If assigned number incoming call limit service, then access by existing normal flow or break off relations access described in described called subscriber's un-activation.
For processing module 140, described refusal calling indication message is preferably above-described access negative reason and comprises mark 7.
Refer to Fig. 6, Fig. 6 is the structural representation of incoming call handling system second execution mode of the present invention.
The described incoming call handling system of present embodiment and the difference of the first execution mode are: described attaching position register also can comprise active module 150, can be used for:
Receive the business solicitation message that mobile switching centre corresponding to described called subscriber sends, described business solicitation message comprises the telephone number of incoming call limit service code and refusal incoming call.
To returning results of mobile switching centre's transmission business solicitation message, wherein, return results described in and comprise refusal calling indication message and corresponding recorded announcement.
Described telephone number is read from described business solicitation message.
Described telephone number is converted to described incoming call restricted information, and adds in the service item inventory corresponding with described called subscriber.
Present embodiment, activates assigned number incoming call limit service in advance, described in other user's callers during called subscriber, can enable assigned number incoming call limit service, to limit the incoming call of relative users.
Preferably, described business solicitation message comprises the FEATURE service code string of 'no disturbance ' service, and described FEATURE service code string can comprise " 'no disturbance ' service code+dialed digit ".
In one embodiment, described mobile switching centre is used for returning results the recorded announcement activated described called subscriber's play service described in basis, with call release.
In another embodiment, active module 150 also can be used for sending qualification instruction message to corresponding VLR Visitor Location Register, to notify the renewal of project service inventory described in described mobile switching centre, wherein, described qualification instruction message is for identifying the described incoming call restricted information of described project service inventory interpolation.
The above embodiment only have expressed several execution mode of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection range of patent of the present invention should be as the criterion with claims.

Claims (10)

1. a call processing method, is characterized in that, comprises the following steps:
Attaching position register receives the position request information of calling mobile exchanging center, and wherein, described position request information comprises calling number and called number;
Attaching position register determines from service item inventory whether the called subscriber that described called number is corresponding has activated assigned number incoming call limit service, wherein, described service item inventory comprises the incoming call restricted information of the telephone number for identifying the described called subscriber of refusal calling;
If so, then attaching position register reads calling number from described location request message, judges that described calling number limits number information whether mate with described incoming call;
If coupling, then attaching position register sends the response message of described position request information to described calling mobile exchanging center, and described response message comprises refusal calling indication message.
2. call processing method according to claim 1, it is characterized in that, if described incoming call restricted information comprises the telephone number of the described called subscriber of refusal calling, judge that described calling number limits the step whether number information mate comprise the following steps with described incoming call:
Whether more described calling number is identical with the telephone number refusing to call out described called subscriber;
If identical, then judge that described calling number and described incoming call limit number information matches.
3. call processing method according to claim 1 and 2, is characterized in that, receive the step of the position request information of calling mobile exchanging center at attaching position register before, further comprising the steps of:
Attaching position register receives the business solicitation message that mobile switching centre corresponding to described called subscriber sends, and described business solicitation message comprises the telephone number of incoming call limit service code and refusal incoming call;
Attaching position register sends the returning results of business solicitation message to mobile switching centre, wherein, described in return results and comprise refusal calling indication message and corresponding recorded announcement;
Attaching position register reads described telephone number from described business solicitation message;
Described telephone number is converted to described incoming call restricted information by attaching position register, and adds in the service item inventory corresponding with described called subscriber.
4. call processing method according to claim 3, is characterized in that, described mobile switching centre is used for returning results the recorded announcement activated described called subscriber's play service described in basis, with call release.
5. call processing method according to claim 3, it is characterized in that, at attaching position register, described telephone number is converted to described incoming call restricted information, and after adding the step in the service item inventory corresponding with described called subscriber to, further comprising the steps of:
Attaching position register sends qualification instruction message to corresponding VLR Visitor Location Register, to notify the renewal of project service inventory described in described mobile switching centre, wherein, described qualification instruction message is for identifying the described incoming call restricted information of described project service inventory interpolation.
6. an incoming call handling system, is characterized in that, comprises attaching position register, and described attaching position register comprises:
Information receiving module, for receiving the position request information of calling mobile exchanging center, wherein, described position request information comprises calling number and called number;
Activation confirmation module, for determining from service item inventory whether the called subscriber that described called number is corresponding has activated assigned number incoming call limit service, wherein, described service item inventory comprises the incoming call restricted information of the telephone number for identifying the described called subscriber of refusal calling;
Matching module, for reading calling number when activating assigned number incoming call limit service from described location request message, judges that described calling number limits number information whether mate with described incoming call;
Processing module, for described calling number and described send a telegram here limit number information matches time, send the response message of described position request information to described calling mobile exchanging center, described response message comprises refusal calling indication message.
7. incoming call handling system according to claim 6, is characterized in that, if described incoming call restricted information comprise refusal calling described called subscriber telephone number, described matching module also for:
Whether more described calling number is identical with the telephone number refusing to call out described called subscriber;
If identical, then judge that described calling number and described incoming call limit number information matches.
8. the incoming call handling system according to claim 6 or 7, is characterized in that, also comprise active module, for:
Receive the business solicitation message that mobile switching centre corresponding to described called subscriber sends, described business solicitation message comprises the telephone number of incoming call limit service code and refusal incoming call;
To returning results of mobile switching centre's transmission business solicitation message, wherein, return results described in and comprise refusal calling indication message and corresponding recorded announcement;
Described telephone number is read from described business solicitation message;
Described telephone number is converted to described incoming call restricted information, and adds in the service item inventory corresponding with described called subscriber.
9. incoming call handling system according to claim 8, is characterized in that, described mobile switching centre is used for returning results the recorded announcement activated described called subscriber's play service described in basis, with call release.
10. incoming call handling system according to claim 8, it is characterized in that, described active module is also for sending qualification instruction message to corresponding VLR Visitor Location Register, to notify the renewal of project service inventory described in described mobile switching centre, wherein, described qualification instruction message is for identifying the described incoming call restricted information of described project service inventory interpolation.
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CN1476265A (en) * 2002-07-04 2004-02-18 Lg电子株式会社 Method of providing non legal mobile equipment subscriber information
CN1625272A (en) * 2003-12-03 2005-06-08 华为技术有限公司 Realizing method of first calling limitting
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