Embodiment
Below in conjunction with accompanying drawing embodiments of the present invention are elaborated.
The present invention may further comprise the steps for the implementation method that CDMA short message service center provides:
(a) dispose some SMS_Address (Short Message Service address in short message service center, referring to the ANSI/TIA/EIA-41-D standard) related MSC (Mobile Switch Center, mobile switching centre) number, to sending to the short message of these MSC, short message service center will carry out sending flow rate control, the corresponding flow control threshold values of each MSC.In addition, the MSC number to not disposing can also be provided with a unified default traffic threshold values;
(b) short message service center is by SMSRequest operation (short message service solicit operation, referring to the ANSI/TIA/EIA-41-D standard) from HLR (Home Location Register, attaching position register) get access to short message purpose user's SMS_Address after, the flow that sends to the related MSC of this SMS_Address is counted;
(c) when the related MSC corresponding flow of certain user SMS_Address in the unit interval reaches the control threshold values, short message service center is after the SMSRequest operation of finishing this user, do not carry out SMSDeliveryPointToPoint operation (the point-to-point delivery operation of short message immediately, referring to the ANSI/TIA/EIA-41-D standard), but short message temporarily is kept at short message service center, wait for regularly and retransmitting, also can directly abandon this short message;
(d) the related MSC corresponding flow of certain user SMS_Address does not reach the control threshold values in the unit interval, and short message service center continues to issue this short message to moving exchanging center MSC according to normal flow;
(e) treat the short message retransmitting time then, short message service center repeats (b)~(d) operation again, till short message sends successfully or crosses the term of validity.
The present invention may further comprise the steps for the implementation method that GSM short message service center provides:
(1) dispose some MSC number in short message service center, to sending to the short message of these known MSC, short message service center will carry out sending flow rate control, the corresponding flow control threshold values of each MSC.In addition, the MSC number to not disposing can also be provided with a unified default traffic threshold values;
(2) short message service center is by MAP-SEND-ROUTING-INFO-FOR-SM operation (short message route requests operation, referring to GSM 09.02 and GSM 03.04 standard) get access to short message purpose user's target MSC number from HLR after, the flow that sends to this MSC is counted;
(3) when current targets of messages MSC corresponding flow in the unit interval reaches the control threshold values, short message service center is after the MAP-SEND-ROUTING-INFO-FOR-SM operation of finishing this user, do not carry out MAP-MT-FORWARD-SHORT-MESSAGE operation (SMS terminal call transmission operation immediately, referring to GSM 09.02 and GSM 03.04 standard), but short message temporarily is kept at short message service center, wait for regularly and retransmitting, also can directly abandon this short message;
(4) current targets of messages MSC corresponding flow does not reach the control threshold values in the unit interval, and short message service center continues to issue this short message to moving exchanging center MSC according to normal flow;
(5) treat the short message retransmitting time then, short message service center repeats (2)~(4) operation again, till short message sends successfully or crosses the term of validity.
Fig. 1 is that embodiment of the invention CDMA short message service center issues the short message service process schematic diagram, and HLR is that location register, MSC are mobile switching centres among the figure.When under the short message service center during short-message sending, step is as follows:
101. short message service center initiates the SMSRequest operation to HLR;
102.HLR return the response of SMSRequest operation to short message service center, and carry the SMS_Address that short message will issue.SMS_Address can be GT (Global Title, an overall label) number, also can be the IP address, can also be Signaling System Number 7 point coding etc.;
103. short message service center after getting access to SMS_Address, initiates the short message request to the MSC of this SMS_Address association.The simplest SMS_Address and MSC correlating method can be: SMS_Address directly expresses MSC number;
104.MSC return the short message issuing result to short message service center.
Fig. 2 is that embodiment of the invention GSM short message service center issues the short message service process schematic diagram, and HLR is that location register, MSC are mobile switching centres among the figure.When under the short message service center during short-message sending, step is as follows:
201. short message service center initiates the MAP-SEND-ROUTING-INFO-FOR-SM operation to HLR;
202.HLR return the response of MAP-SEND-ROUTING-INFO-FOR-SM operation to short message service center, and carry the target MSC number that short message will issue;
203. short message service center after getting access to the target MSC number, initiates the short message request to this MSC;
204.MSC return the short message issuing result to short message service center.
Fig. 3 is a short-message sending flow control schematic diagram under the embodiment of the invention short message service center, and HLR can be a plurality of among the figure, and MSC also can be a plurality of, and the short message flow that is issued to each MSC in the unit interval can be controlled in the different threshold values.The unit of flow threshold values can be " a bar short message/second ".
Fig. 4 is the schematic flow sheet that embodiment of the invention CDMA short message service center carries out flow control to following short-message sending, and step is described below:
401. prepare short-message sending down;
402. initiate the SMSRequest operation to HLR;
403. receive the response message of SMSRequest operation, wherein comprise SMS_Address;
404. according to SMS_Address, short message service center finds related MSC number;
405. judge this MSC at short-message system whether to flowmeter counter should be arranged, if exist then change step 409, otherwise continue step 406;
406. judge this MSC whether at the row of the predetermined flow control list of system, if, then change step 408, otherwise continue step 407 at the row of list;
407. the issuing message flow threshold values of an acquiescence is set for this MSC;
408. for this MSC creates an issuing message flowmeter counter;
409. for the message traffic that is issued to this MSC is counted;
410. judge whether the flow to this MSC surpasses threshold values in the unit interval,, otherwise change step 411 if surpass threshold values then change step 412;
411. initiate the SMSDeliveryPointToPoint operation to MSC;
412. the short message temporary cache that current needs are issued is in short message service center, and a timer is set, and prepares to retransmit;
413. the short message retry timer arrives, and once more from step 402, sends successfully or cross the term of validity until short message.
Fig. 5 is the schematic flow sheet that embodiment of the invention GSM short message service center carries out flow control to following short-message sending, and step is described below:
501. prepare short-message sending down;
502. initiate the MAP-SEND-ROUTING-INFO-FOR-SM operation to HLR;
503. receive the response message of MAP-SEND-ROUTING-INFO-FOR-SM operation, wherein comprise the target MSC number;
504. judge this MSC at short-message system whether to flowmeter counter should be arranged, if exist then change step 508, otherwise continue step 507;
505. judge this MSC whether at the row of the predetermined flow control list of system, if, then change step 507, otherwise continue step 506 at the row of list;
506. the issuing message flow threshold values of an acquiescence is set for this MSC;
507. for this MSC creates an issuing message flowmeter counter;
508. for the message traffic that is issued to this MSC is counted;
509. judge whether the flow to this MSC surpasses threshold values in the unit interval,, otherwise change step 510 if surpass threshold values then change step 511;
510. initiate the MAP-MT-FORWARD-SHORT-MESSAGE operation to MSC;
511. the short message temporary cache that current needs are issued is in short message service center, and a timer is set, and prepares to retransmit;
512. the short message retry timer arrives, and once more from step 502, sends successfully or cross the term of validity until short message.
Inventive concept also goes for other business of moving communicating field, for portable terminal provides the professional network equipment, can carry out service traffics control with reference to thought of the present invention when portable terminal is initiated business.For example mobile location service, mobile multimedia mail service, streaming media service or the like.