CN102711042A - Mobile station positioning method and equipment, and position information uploading method and equipment for trunking system - Google Patents
Mobile station positioning method and equipment, and position information uploading method and equipment for trunking system Download PDFInfo
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- CN102711042A CN102711042A CN2012101862711A CN201210186271A CN102711042A CN 102711042 A CN102711042 A CN 102711042A CN 2012101862711 A CN2012101862711 A CN 2012101862711A CN 201210186271 A CN201210186271 A CN 201210186271A CN 102711042 A CN102711042 A CN 102711042A
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Abstract
The invention relates to the technical field of communication, and discloses a mobile station positioning method and a mobile station positioning device for a trunking system. The method comprises the following steps of: activating a position information uploading function of a mobile station to be tracked by using a control channel; transmitting a position information request message to the mobile station in a position tracking data service channel, wherein the position tracking data service channel and the control channel are the same in frequency and different in timeslot; receiving a position information response message from the mobile station in the position tracking data service channel, wherein the position information response message carries the position information of the mobile station; and determining the current position of the mobile station according to the position information of the mobile station. By the method and the device, a system resource utilization rate can be increased, and bearing capacity can be improved. The invention also discloses a position information uploading method and a position information uploading device for the mobile station of the trunking system.
Description
Technical field
The present invention relates to communication technical field, more particularly, relate to a kind of group system mobile location method and equipment and a kind of group system location of mobile station information uploading method and apparatus.
Background technology
At present; GPS (Global Position System; Global positioning system) in civilian and professional domain, obtained using widely, satisfied the self poisoning demand, utilized wireless communication system to upload to processing center GPS information except utilizing GPS; Realize that GIS (Global Information System, global information system) has also obtained using widely.
In the prior art, the data service that utilizes public mobile network usually for example GPRS (General Packet Radio Service, GPRS) etc. realizes the GPS information uploading.But in some particular application; It is insecure utilizing public mobile network to carry out uploading of GPS information; Possibly there are the problems such as the covering of public network movable signal, information security in resource guarantee, special area, therefore in the professional user who much has relatively high expectations, can utilize private network to carry out uploading of GPS information.
Group system is the most representative a kind of technical system in the private network communication technology, mainly contains two kinds of terminal positional information acquisition methods in the current cluster system, respectively as follows:
1. utilize control channel access way at random
This method is the time interval of the pre-configured transmission of the travelling carriage that need upload GPS information GPS information; Travelling carriage according to time interval of configuration with short message or other DCCH data service modes; Utilize random access procedure that GPS information is sent to group system, thereby make group system obtain the GPS information of this travelling carriage.
This method is a more satisfactory implementation during travelling carriage negligible amounts under a base station; But when the quantity of travelling carriage was bigger, the probability of initiating other service call at control channel usually was also than higher, and control channel can be busier; The GPS information transfer service can strengthen the load of control channel; The voice call service higher to priority can produce bigger influence, reduces call proceeding speed, even can influence the success rate of call setup.And, also be access way at random because the GPS information uploading uses, calling out when busy, can there be a certain proportion of Call Collision, influenced the efficient of GPS information uploading.
2. exclusive data Traffic Channel mode
In the method; With a plurality of travelling carriages as the travelling carriage crowd; This travelling carriage crowd utilizes the dedicated service data channel; In a period of time,, send and return the idle condition monitoring control channel automatically after finishing with Traffic Channel access way or send the data to group system at random according to the request of group system.
Compare the 1st kind of mode that adopts control channel to insert at random; There is certain advantage under the situation that mode is big in travelling carriage quantity, traffic channel resource is abundant relatively of employing dedicated service data channel; But at mobile station data more after a little while; The utilance of dedicated service data channel is lower, and, also can cause some to be directed against this travelling carriage crowd's call failure.
Summary of the invention
The embodiment of the invention provides a kind of group system mobile location method and equipment on the one hand, to improve resource utilization ratio and bearer cap.
The embodiment of the invention provides a kind of group system location of mobile station information uploading method and apparatus on the other hand, with the last transfer efficiency of raising location of mobile station information, and reduces power consumption.
For this reason, the embodiment of the invention provides following technical scheme:
A kind of group system mobile location method comprises:
Need carry out the positional information upload function of the travelling carriage of Position Tracking through the control channel activation;
Send location information request message to said travelling carriage on the Position Tracking Systems data traffic channels, said Position Tracking data traffic channels is and the Traffic Channel of said control channel with frequency different time crack;
On said Position Tracking data traffic channels, receive the location information answer messages that said travelling carriage sends, carry the positional information of said travelling carriage in the said location information answer messages.
Preferably, the said positional information upload function that need carry out the travelling carriage of Position Tracking through the control channel activation comprises:
On control channel, send the positioning service activating request message to said travelling carriage;
On said control channel, receive the positioning service activation response message that said travelling carriage sends, confirm that the positional information upload function of said travelling carriage activates.
Preferably, carry the information that is used to indicate said Position Tracking data traffic channels use time slot in the said positioning service activating request message.
Alternatively, saidly on control channel, send the positioning service activating request message and comprise to said travelling carriage:
When said mobile station login, on control channel, send the positioning service activating request message to said travelling carriage; Perhaps
When said travelling carriage is in idle condition, on control channel, send the positioning service activating request message to said travelling carriage.
Preferably, saidly on control channel, send the positioning service activating request message and comprise to said travelling carriage:
After the positioning service subscription request message that receives positioning service subscriber transmission, on control channel, send the positioning service activating request message to said travelling carriage;
Said method also comprises:
Behind the activation response message that receives said travelling carriage transmission, send the positioning service subscription acknowledgement message to said positioning service subscriber;
After the location information answer messages that receives said travelling carriage transmission; Send updating location information message to said positioning service subscriber; Carry the positional information of said travelling carriage in the said updating location information message, so that said positioning service subscriber confirms the current location of said travelling carriage according to the positional information of said travelling carriage;
After cancel request message is subscribed in the positioning service that receives said positioning service subscriber transmission, on said control channel, send positioning service deexcitation request message to said travelling carriage;
Behind the positioning service deexcitation response message that receives said travelling carriage transmission on the said control channel, send positioning service to said positioning service subscriber and subscribe to the cancellation response message.
Preferably, said method also comprises: the positional information that corresponding said travelling carriage is set is obtained frequency;
Correspondingly, sending location information request message to said travelling carriage on the said Position Tracking Systems data traffic channels comprises:
Obtain frequency according to said positional information on the Position Tracking Systems data traffic channels and send location information request message to said travelling carriage.
A kind of group system location of mobile station information uploading method comprises:
Travelling carriage is behind the information uploading function activation of position, and in idle condition while monitoring control channel and Position Tracking data traffic channels, said Position Tracking data traffic channels is and the same Traffic Channel in different time crack frequently of said control channel;
After receiving location information request message on the said control channel, on said Position Tracking data traffic channels, send location information answer messages, carry the positional information of said travelling carriage in the said location information answer messages.
Preferably, said method also comprises:
Said travelling carriage receives the positioning service activating request message on said control channel;
Enable possition information uploading function, and return the activation response message.
Preferably, carry the information that is used to indicate said Position Tracking data traffic channels use time slot in the said positioning service activating request message;
Said Position Tracking data traffic channels takies the time slot of said information indication.
Alternatively, said travelling carriage receives the positioning service activating request message and comprises on said control channel:
When registration, on said control channel, receive the positioning service activating request message; Perhaps
When idle condition, on said control channel, receive the positioning service activating request message.
Preferably, said method also comprises:
Said travelling carriage receives positioning service deexcitation request message on said control channel;
Off-position information uploading function, and return the deexcitation response message.
A kind of group system base station comprises:
Activate the unit, be used for to carry out the positional information upload function of the travelling carriage of Position Tracking through the control channel activation;
Pull-up unit is used for sending location information request message to said travelling carriage on the Position Tracking Systems data traffic channels, and said Position Tracking data traffic channels is and the Traffic Channel of said control channel with frequency different time crack;
Acquiring unit is used on said Position Tracking data traffic channels, receiving the location information answer messages that said travelling carriage sends, and carries the positional information of said travelling carriage in the said location information answer messages.
Preferably, said activation unit comprises:
The request subelement is used on control channel, sending the positioning service activating request message to said travelling carriage;
The response subelement is used for after the positioning service that receives said travelling carriage transmission on the said control channel activates response message, confirming that the positional information upload function of said travelling carriage activates.
Alternatively, the described request subelement specifically is used for when said mobile station login, on control channel, sends the positioning service activating request message to said travelling carriage; Perhaps when said travelling carriage is in idle condition, on control channel, send the positioning service activating request message to said travelling carriage.
Preferably, said base station also comprises: subscriber units and subscription response unit;
Said subscriber units is used to receive the positioning service subscription request message that the positioning service subscriber sends;
The described request subelement specifically is used for after said subscriber units receives the positioning service subscription request message of said positioning service subscriber transmission, on control channel, sending the positioning service activating request message to said travelling carriage;
Said subscription response unit is used for after said response subelement receives the activation response message of said travelling carriage transmission, sending the positioning service subscription acknowledgement message to said positioning service subscriber; Receive the location information answer messages of said travelling carriage transmission at said acquiring unit after; Send updating location information message to said positioning service subscriber; Carry the positional information of said travelling carriage in the said updating location information message, so that said positioning service subscriber confirms the current location of said travelling carriage according to the positional information of said travelling carriage;
Said subscriber units also is used to receive the positioning service subscription cancel request message that said positioning service subscriber sends;
The described request subelement also is used for after said subscriber units receives the positioning service subscription cancel request message of said positioning service subscriber transmission, on said control channel, sending positioning service deexcitation request message to said travelling carriage;
Said subscription response unit also is used for after said response subelement receives the positioning service deexcitation response message of said travelling carriage transmission, sends positioning service to said positioning service subscriber and subscribes to the cancellation response message.
Preferably, said pull-up unit specifically is used for obtaining frequency according to the positional information of the corresponding said travelling carriage that is provided with on the Position Tracking Systems data traffic channels and sends said location information request message to said travelling carriage.
A kind of group system travelling carriage comprises:
Monitoring unit is used for behind the information uploading function activation of position, and in idle condition while monitoring control channel and Position Tracking data traffic channels, said Position Tracking data traffic channels is and the same Traffic Channel in different time crack frequently of said control channel;
First receiving element is used for receiving position information request message on said control channel;
Uploading unit is used for after said first receiving element receives said location information request message, on said Position Tracking data traffic channels, sending location information answer messages, carries the positional information of said travelling carriage in the said location information answer messages.
Preferably, said travelling carriage also comprises:
Second receiving element is used on said control channel, receiving the positioning service activating request message;
Response unit is used for after said second receiving element receives said positioning service activating request message, enable possition information uploading function, and return the activation response message.
Preferably, said second receiving element specifically is used for when registration, on said control channel, receiving the positioning service activating request message; Perhaps when idle condition, on said control channel, receive the positioning service activating request message.
Preferably, said second receiving element also is used on said control channel, receiving positioning service deexcitation request message;
Said response unit also is used for after said second receiving element receives said positioning service deexcitation request message, off-position information uploading function, and return the deexcitation response message.
Group system mobile location method and equipment that the embodiment of the invention provides; And group system location of mobile station information uploading method and apparatus; Through will be used to transmit the positional information of travelling carriage for the Position Tracking data traffic channels with the traffic channel configuration in frequency different time crack with control channel; Thereby can make different mobile stations through time-multiplexed mode sharing position tracking data Traffic Channel; Rationally draw opportunity on the positional information of arrangement different terminals, improved usage factor of system resource and location of mobile station and followed the tracks of bearer cap.Because the Position Tracking data traffic channels is used identical frequency with control channel; Thereby can make travelling carriage in idle condition simultaneously monitoring control channel and Position Tracking data traffic channels; Need not switching frequency; Save the extra power consumption of time and frequency handoff procedure, improved the last transfer efficiency of positional information.
Description of drawings
Fig. 1 is the flow chart of embodiment of the invention group system mobile location method;
Fig. 2 is the activation and the deexcitation schematic flow sheet of location of mobile station information uploading function in the embodiment of the invention;
Fig. 3 is that flow chart is subscribed in positioning service in the embodiment of the invention;
Fig. 4 is the flow chart of embodiment of the invention group system location of mobile station information uploading method;
Fig. 5 is a kind of structured flowchart of embodiment of the invention group system base station;
Fig. 6 is the another kind of structured flowchart of embodiment of the invention group system base station;
Fig. 7 is a kind of structured flowchart of embodiment of the invention group system travelling carriage;
Fig. 8 is the another kind of structured flowchart of embodiment of the invention group system travelling carriage.
Embodiment
With respect to public mobile network, aspects such as the channel resource of group system, Data-carrying ability exist a lot of not enough.Utilize the limited channel resource of group system,, the GPS of private network used have very important significance if the method for the transmission GPS information of a high bearing capacity can be provided.But all there are problems such as efficient, flexibility ratio, bearer cap in the method for industry employing at present, and this has also directly limited the application of GPS in private network.
For this reason; The embodiment of the invention is to TDMA (Time Division Multiple Access; Time division multiple access) group system; A kind of group system mobile location method and equipment are provided on the one hand; A kind of group system location of mobile station information uploading method and apparatus is provided on the other hand, through will being used to transmit the positional information of travelling carriage with the traffic channel configuration in different time crack frequently for the Position Tracking data traffic channels, thereby can makes different mobile stations through time-multiplexed mode sharing position tracking data Traffic Channel with control channel.
In system side; Need carry out the positional information upload function of the travelling carriage of Position Tracking through the control channel activation; Send location information request message to said travelling carriage on the Position Tracking Systems data traffic channels; And receive the location information answer messages that said travelling carriage sends, carry the positional information of said travelling carriage in the said location information answer messages.
At mobile station side; Travelling carriage is behind the information uploading function activation of position; In idle condition while monitoring control channel and Position Tracking data traffic channels; After receiving location information request message on the said control channel, on said Position Tracking data traffic channels, send location information answer messages, the positional information of carrying said travelling carriage is arranged in the said location information answer messages.
As shown in Figure 1, be the flow chart of embodiment of the invention group system mobile location method, may further comprise the steps:
Step 101 need be carried out the positional information upload function of the travelling carriage of Position Tracking through the control channel activation.
Detailed process will specify in the back.
Step 102 is sent location information request message to said travelling carriage on the Position Tracking Systems data traffic channels, and said Position Tracking data traffic channels is and the Traffic Channel of said control channel with frequency different time crack.
Step 103 receives the location information answer messages that said travelling carriage sends on said Position Tracking data traffic channels, carry the positional information of said travelling carriage in the said location information answer messages.
Because the Position Tracking data traffic channels is used identical frequency with control channel; Therefore travelling carriage is in idle condition monitoring control channel and Position Tracking data traffic channels simultaneously; After the location information request message that listens on the Position Tracking data traffic channels, can the positional information of oneself be uploaded to group system through said location information answer messages.
Like this, group system just can be confirmed the current location of said travelling carriage according to the positional information of said travelling carriage.
Need to prove that above-mentioned travelling carriage is meant the travelling carriage that self has the GPS positioning function, and the positional information of the travelling carriage that carries in the above-mentioned location information answer messages is meant the positional information that travelling carriage obtains according to the GPS location.
Because the mobility of travelling carriage, for the real-time tracking travelling carriage, the positional information that corresponding said travelling carriage can be set is obtained frequency.Like this, can obtain frequency according to said positional information on the Position Tracking Systems data traffic channels and send location information request message to said travelling carriage.That is to say, repeat above-mentioned steps 102, can realize real-time tracking travelling carriage to step 104.Such as, being example with the DMR group system of using the embodiment of the invention, the capacity that obtains of the highest 1000 the location of mobile station information of per minute can be supported in each base station.The highest support obtained the positional information of 1000 travelling carriages when the positional information of carrying out travelling carriage with per minute frequency is once obtained; The highest support obtained the positional information of 2000 travelling carriages when the positional information of carrying out travelling carriage with per two minutes frequencies is once obtained.In practical application, can obtain frequency through the adjustment positional information is that more travelling carriage provides the location follow-up service.
Certainly, above-mentioned positional information also can be set obtain frequency, only send location information request message to said travelling carriage on the Position Tracking Systems data traffic channels when needed.That is to say that the current location that said travelling carriage can not timing be watched by system is not done qualification to this embodiment of the invention.
It is thus clear that; The group system mobile location method that the embodiment of the invention provides; Through will be used to transmit the positional information of travelling carriage for the Position Tracking data traffic channels with the traffic channel configuration in frequency different time crack with control channel; Thereby can make different mobile stations through time-multiplexed mode sharing position tracking data Traffic Channel, rationally arrange to draw opportunity on the positional information of different terminals, improve usage factor of system resource and location of mobile station and followed the tracks of bearer cap.
In embodiments of the present invention; Group system can make the travelling carriage that need carry out Position Tracking in the system open its positional information upload function through activation by the base station; Equally; After not needing this travelling carriage uploading position information, can make travelling carriage close its positional information upload function through deactivation process by the base station.
As shown in Figure 2, be the activation and the deexcitation flow process of location of mobile station information uploading function in the embodiment of the invention, wherein:
Step 201, group system base station are sent the positioning service activating request message to travelling carriage on control channel.
Need to prove that the transmission of above-mentioned positioning service activating request message can be when said mobile station login, to carry out, also can be when said travelling carriage is in idle condition, to carry out, and this embodiment of the invention is not done qualification.
In addition, in the TDMA group system, 2 time slots and 4 time slot dual modes are arranged.Particularly, the TDMA group system is divided into a plurality of independent logical channels through the mode of time slicing with a physical radio channel, can uniquely confirm a logic channel through wireless channel frequency numbering and time-gap number.Group system adopts a logic channel as control channel.2 time slot tdma group systems are divided into 2 logic channels with a wireless channel; Thereby have only a logic channel to can be used as said Position Tracking data traffic channels with the same frequency of control channel different time crack; Therefore; In the TDMA of 2 time slots group system, system can indicate the employed time slot of the said Position Tracking data traffic channels of travelling carriage.And 4 time slot TMDA group systems are divided into 4 logic channels with a wireless channel; Thereby there are 3 logic channels to can be used as said Position Tracking data traffic channels with the same frequency of control channel different time crack; Therefore; In the TDMA of 4 time slots group system, can carry the information that is used to indicate said Position Tracking data traffic channels use time slot in the above-mentioned positioning service activating request message, so that travelling carriage sends said location information answer messages in the time slot of above-mentioned indication.
Step 202; After travelling carriage receives above-mentioned positioning service activating request message; Enable possition information uploading function; And on said control channel, send positioning service and activate response message, so that response message is activated according to the positioning service of receiving in the group system base station, confirm that the positional information upload function of said travelling carriage activates.
Step 203, group system base station are sent positioning service deexcitation request message to travelling carriage on control channel.
Step 202; After travelling carriage is received above-mentioned positioning service deexcitation request message; Off-position information uploading function; And on said control channel, send positioning service deexcitation response message, so that the positional information upload function deexcitation of said travelling carriage is confirmed according to the positioning service deexcitation response message of receiving in the group system base station.
Need to prove; In practical application; Between above-mentioned steps 202 and step 203, can obtain frequency according to the positional information of the said travelling carriage of above-mentioned correspondence and repeat step 102 shown in Figure 1 to step 104, realize real-time tracking to travelling carriage.
In practical application; Also can be by positioning service subscriber with authority; Positional information such as the travelling carriage that has supervisory level in the group system other travelling carriage in the group system ordering system; The group system base station is to the travelling carriage request position information, and the positional information of the travelling carriage that obtains is sent to the positioning service subscriber.
As shown in Figure 3, be that flow chart is subscribed in positioning service in the embodiment of the invention, may further comprise the steps:
Step 301, the positioning service subscriber sends the positioning service subscription request message to the group system base station.
Step 302, group system base station are sent the positioning service activating request message through control channel to travelling carriage after the positioning service subscription request message that receives positioning service subscriber transmission.
After step 303, travelling carriage receive above-mentioned positioning service activating request message, enable possition information uploading function, and on said control channel, send positioning service and activate response message.
Step 304, group system base station are sent positioning service subscription response message to the positioning service subscriber after receiving that above-mentioned positioning service activates response message.
Step 305 is sent location information request message to travelling carriage on the Position Tracking Systems data traffic channels of group system base station, uploads the current location information of travelling carriage with the request travelling carriage.
After step 306, travelling carriage are received above-mentioned location information request message, will locate the positional information that obtains, send the group system base station to through the location information response message of sending on the Position Tracking Systems data traffic channels through GPS.
Step 307; After above-mentioned location information response message is received in the group system base station; Extract the positional information in the location information response message; Then this positional information is sent to the positioning service subscriber through updating location information message, so that the positioning service subscriber according to the updating location information message of receiving, confirms the current location of said travelling carriage.
Need to prove; Above-mentioned steps 305 is to step 307; It can be the process of a cycle repeats; Can send location information request message to travelling carriage according to certain frequency such as the group system base station, perhaps send location information request message to travelling carriage, this embodiment of the invention is not done qualification at some fixing time points.
Step 308, when the positioning service subscriber did not need to follow the tracks of said travelling carriage again, the positioning service subscriber sent positioning service to the group system base station and subscribes to cancel request message.
Step 309, group system base station are sent positioning service deexcitation request message to travelling carriage on control channel after cancel request message is subscribed in the positioning service that receives positioning service subscriber transmission.
After step 310, travelling carriage receive above-mentioned positioning service deexcitation request message, off-position information uploading function, and on said control channel, send positioning service deexcitation response message.
After step 311, group system base station are received above-mentioned positioning service deexcitation response message, send positioning service to the positioning service subscriber and subscribe to the cancellation response message.
Through above-mentioned flow process, can make the positioning service subscriber who has the right to limit in time know the whereabouts of each travelling carriage in the group system.And; When needs were followed the tracks of a plurality of travelling carriage simultaneously, the group system base station can utilize certain rule, specified its Position Tracking data traffic channels to use different time slots to different mobile stations; Like this; When travelling carriage is uploaded its positional information, can identify its identity information, the group system base station just can be known the corresponding travelling carriage of positional information that obtains according to time slot with the corresponding relation of travelling carriage; Further saved the ascending time slot resource overhead, made upstream message can carry more positional information.
Correspondingly, the embodiment of the invention also provides a kind of group system location of mobile station information uploading method, and is as shown in Figure 4, is the flow chart of this method, may further comprise the steps:
Step 402 after receiving location information request message on the said control channel, is sent location information answer messages on said Position Tracking data traffic channels, carry the positional information of said travelling carriage in the said location information answer messages.
Location of mobile station information uploading function activation process can be with reference to front flow process shown in Figure 2, and promptly travelling carriage receives the positioning service activating request message on said control channel, enable possition information uploading function then, and return the activation response message.Particularly, said travelling carriage can receive the positioning service activating request message on said control channel when registration; Perhaps when idle condition, on said control channel, receive the positioning service activating request message.
The front is mentioned; In the TDMA group system, 2 time slots and 4 time slot dual modes are arranged, because the Position Tracking data traffic channels is and the Traffic Channel of control channel with frequency different time crack; Therefore; In the TDMA of 2 time slots group system, system can indicate the employed time slot of the said Position Tracking data traffic channels of travelling carriage, but in the TDMA of 4 time slots group system; Owing to there are 3 logic channels to can be used as said Position Tracking data traffic channels with the same frequency of control channel different time crack; Therefore, can carry the information that is used to indicate said Position Tracking data traffic channels use time slot in the above-mentioned positioning service activating request message, travelling carriage is uploaded said location information answer messages in the time slot of above-mentioned indication.That is to say that said Position Tracking data traffic channels takies the time slot of said information indication.
In embodiments of the present invention; Also can further may further comprise the steps: said travelling carriage receives positioning service deexcitation request message on said control channel; Off-position information uploading function then, and return the deexcitation response message, specifically can be with reference to front flow process shown in Figure 2.
The group system location of mobile station information uploading method that the embodiment of the invention provides; Employing will be used to transmit the positional information of travelling carriage with control channel as the Position Tracking data traffic channels with the Traffic Channel in frequency different time crack; Thereby can make travelling carriage in idle condition simultaneously monitoring control channel and Position Tracking data traffic channels; Need not switching frequency, saved the extra power consumption of time and frequency handoff procedure, improved the last transfer efficiency of positional information.
And, utilize and activate and deactivation process, can only make needs the travelling carriage of uploading position information enable possition information uploading function, and other travelling carriage can be closed this function, thereby has saved the required power consumption of decoding extra between the control channel lockup period.
Correspondingly, the embodiment of the invention also provides a kind of group system base station, and is as shown in Figure 5, is a kind of structured flowchart of this base station.
In this embodiment, said base station 500 comprises:
Activate unit 501, be used for to carry out the positional information upload function of the travelling carriage of Position Tracking through the control channel activation;
Pull-up unit 502 is used for sending location information request message to said travelling carriage on the Position Tracking Systems data traffic channels, and said Position Tracking data traffic channels is and the Traffic Channel of said control channel with frequency different time crack;
Acquiring unit 503 is used on said Position Tracking data traffic channels, receiving the location information answer messages that said travelling carriage sends, and carries the positional information of said travelling carriage in the said location information answer messages.
Like this, base station 500 can be confirmed the current location of said travelling carriage according to the positional information of said travelling carriage.
In this embodiment, said activation unit 501 specifically can comprise: request subelement 511 and response subelement 512.Wherein, described request subelement 511 is used on control channel, sending the positioning service activating request message to said travelling carriage, such as, can when said mobile station login, on control channel, send the positioning service activating request message to said travelling carriage; Perhaps when said travelling carriage is in idle condition, on control channel, send the positioning service activating request message to said travelling carriage.Said response subelement 512 is used on said control channel, receiving the positioning service activation response message that said travelling carriage sends, and confirms that the positional information upload function of said travelling carriage activates.
Need to prove, can carry the information that is used to indicate said Position Tracking data traffic channels use time slot in the above-mentioned positioning service activating request message, so that travelling carriage sends said location information answer messages in the time slot of above-mentioned indication.
It is thus clear that; The group system base station that the embodiment of the invention provides; Through will be used to transmit the positional information of travelling carriage for the Position Tracking data traffic channels with the traffic channel configuration in frequency different time crack with control channel; Thereby can make different mobile stations through time-multiplexed mode sharing position tracking data Traffic Channel, rationally arrange to draw opportunity on the positional information of different terminals, improve usage factor of system resource and location of mobile station and followed the tracks of bearer cap.
In the above-described embodiments, described request subelement 511 also can be further used on control channel, sending positioning service deexcitation request message to said travelling carriage; Correspondingly, said response subelement 512 also can be further used on said control channel, receiving the positioning service deexcitation response message that said travelling carriage sends, and confirms the positional information upload function deexcitation of said travelling carriage.
In practical application; Group system of the present invention base station also can be to the positioning service subscriber with authority; Travelling carriage such as having supervisory level in the group system provides subscription service, so that the positioning service subscriber obtains the positional information of other travelling carriage in the group system.
As shown in Figure 6, be the another kind of structured flowchart of embodiment of the invention group system base station.
Be that with difference embodiment illustrated in fig. 5 in this embodiment, said base station 600 also comprises: subscriber units 601, subscription response unit 602
Subscriber units 601 is used to receive the positioning service subscription request message that the positioning service subscriber sends;
Correspondingly, request subelement 511 sends the positioning service activating request message to said travelling carriage after receiving the positioning service subscription request message of said positioning service subscriber transmission in said subscriber units 601 on control channel.
Subscription response unit 602 sends the positioning service subscription acknowledgement message to said positioning service subscriber after receiving the activation response message of said travelling carriage transmission at response subelement 512; Receive the location information answer messages of said travelling carriage transmission at acquiring unit 503 after; Send updating location information message to said positioning service subscriber; Carry the positional information of said travelling carriage in the said updating location information message, so that said positioning service subscriber confirms the current location of said travelling carriage according to the positional information of said travelling carriage.
In embodiments of the present invention, said subscriber units 601 also can be further used for receiving the positioning service subscription cancel request message that said positioning service subscriber sends.
Correspondingly, described request subelement 511 sends positioning service deexcitation request message to said travelling carriage after receiving the positioning service subscription cancel request message of said positioning service subscriber transmission in said subscriber units 601 on said control channel.
After subscription response unit 602 receives the positioning service deexcitation response message of said travelling carriage transmission at response subelement 512, send positioning service to said positioning service subscriber and subscribe to the cancellation response message.
Need to prove; Fig. 5 and embodiment illustrated in fig. 6 in; Pull-up unit 502 obtains frequency according to the positional information of the corresponding said travelling carriage that is provided with on can the Position Tracking Systems data traffic channels and sends said location information request message to said travelling carriage; Thereby make acquiring unit 503 can obtain the positional information of travelling carriage, realize real-time tracking travelling carriage according to said frequency.Certainly, pull-up unit 502 also can the Position Tracking Systems data traffic channels on not timing send said location information request message to said travelling carriage, this embodiment of the invention is not done qualification.
The group system base station that the embodiment of the invention provides not only can be improved usage factor of system resource and location of mobile station and followed the tracks of bearer cap, but also can make the positioning service subscriber who has the right to limit in time know the whereabouts of each travelling carriage in the group system.And; When needs were followed the tracks of a plurality of travelling carriage simultaneously, the group system base station can utilize certain rule, specified its Position Tracking data traffic channels to use different time slots to different mobile stations; Like this; When travelling carriage is uploaded its positional information, can identify its identity information, the group system base station just can be known the corresponding travelling carriage of positional information that obtains according to time slot with the corresponding relation of travelling carriage; Further saved the ascending time slot resource overhead, made upstream message can carry more positional information.
Correspondingly, the embodiment of the invention also provides a kind of group system travelling carriage, and is as shown in Figure 7, is a kind of structured flowchart of this travelling carriage.
In this embodiment, said travelling carriage 700 comprises:
First receiving element 702 is used for receiving position information request message on said control channel;
Uploading unit 703; Be used for after said first receiving element 702 receives said location information request message; On said Position Tracking data traffic channels, send location information answer messages, carry the positional information of said travelling carriage in the said location information answer messages.
The travelling carriage of the embodiment of the invention can be accomplished active enable possition, back information uploading function in registration.
Certainly, in practical application, also can control the positional information upload function of activation and the said travelling carriage of deexcitation by system.
As shown in Figure 8, be the another kind of structural representation of embodiment of the invention group system travelling carriage.
With embodiment illustrated in fig. 7 different be that in this embodiment, travelling carriage 800 also further comprises: second receiving element 801 and response unit 802.Wherein:
Second receiving element 801 is used on said control channel, receiving the positioning service activating request message; Particularly, can when registration, on said control channel, receive the positioning service activating request message; Perhaps when idle condition, on said control channel, receive the positioning service activating request message.
Response unit 802 is used for after said second receiving element 801 receives said positioning service activating request message, enable possition information uploading function, and return the activation response message.
In this embodiment, said second receiving element 801 also can be further used on said control channel, receiving positioning service deexcitation request message.Correspondingly, after said response unit 802 also is used in said second receiving element 801 and receives said positioning service deexcitation request message, off-position information uploading function, and return the deexcitation response message.
The group system location of mobile station information uploading method that the embodiment of the invention provides; Employing will be used to transmit the positional information of travelling carriage with control channel as the Position Tracking data traffic channels with the Traffic Channel in frequency different time crack; Thereby can make travelling carriage in idle condition simultaneously monitoring control channel and Position Tracking data traffic channels; Need not switching frequency, saved the extra power consumption of time and frequency handoff procedure, improved the last transfer efficiency of positional information.
And, utilize and activate and deactivation process, can only make needs the travelling carriage of uploading position information enable possition information uploading function, and other travelling carriage can be closed this function, thereby has saved the required power consumption of decoding extra between the control channel lockup period.
Identical similar part is mutually referring to getting final product between each embodiment in this specification, and each embodiment stresses all is the difference with other embodiment.Especially, for apparatus embodiments, because it is basically similar in appearance to method embodiment, so describe fairly simplely, relevant part gets final product referring to the part explanation of method embodiment.Apparatus embodiments described above only is schematic; Wherein said unit as the separating component explanation can or can not be physically to separate also; The parts that show as the unit can be or can not be physical locations also; Promptly can be positioned at a place, perhaps also can be distributed on a plurality of NEs.Can realize the purpose of present embodiment scheme according to the needs selection some or all of module wherein of reality.Those of ordinary skills promptly can understand and implement under the situation of not paying creative work.In addition, the equipment among above-mentioned each embodiment can be hand-held terminal device like hand-held intercom, also can be other such as similar communication equipment such as Vehicle mounted station.
More than disclosedly be merely preferred implementation of the present invention; But the present invention is not limited thereto; Any those skilled in the art can think do not have a creationary variation, and, all should drop in protection scope of the present invention not breaking away from some improvement and the retouching of being done under the principle of the invention prerequisite.
Claims (20)
1. a group system mobile location method is characterized in that, comprising:
Need carry out the positional information upload function of the travelling carriage of Position Tracking through the control channel activation;
Send location information request message to said travelling carriage on the Position Tracking Systems data traffic channels, said Position Tracking data traffic channels is and the Traffic Channel of said control channel with frequency different time crack;
On said Position Tracking data traffic channels, receive the location information answer messages that said travelling carriage sends, carry the positional information of said travelling carriage in the said location information answer messages.
2. the method for claim 1 is characterized in that, the said positional information upload function that need carry out the travelling carriage of Position Tracking through the control channel activation comprises: on control channel, send the positioning service activating request message to said travelling carriage;
On said control channel, receive the positioning service activation response message that said travelling carriage sends, confirm that the positional information upload function of said travelling carriage activates.
3. method as claimed in claim 2 is characterized in that, carries in the said positioning service activating request message to be used to indicate said Position Tracking data traffic channels to use the information of time slot.
4. method as claimed in claim 2 is characterized in that, saidly on control channel, sends the positioning service activating request message to said travelling carriage and comprises:
When said mobile station login, on control channel, send the positioning service activating request message to said travelling carriage; Perhaps
When said travelling carriage is in idle condition, on control channel, send the positioning service activating request message to said travelling carriage.
5. method as claimed in claim 2 is characterized in that, saidly on control channel, sends the positioning service activating request message to said travelling carriage and comprises:
After the positioning service subscription request message that receives positioning service subscriber transmission, on control channel, send the positioning service activating request message to said travelling carriage;
Said method also comprises:
Behind the activation response message that receives said travelling carriage transmission, send the positioning service subscription acknowledgement message to said positioning service subscriber;
After the location information answer messages that receives said travelling carriage transmission; Send updating location information message to said positioning service subscriber; Carry the positional information of said travelling carriage in the said updating location information message, so that said positioning service subscriber confirms the current location of said travelling carriage according to the positional information of said travelling carriage;
After cancel request message is subscribed in the positioning service that receives said positioning service subscriber transmission, on said control channel, send positioning service deexcitation request message to said travelling carriage;
Behind the positioning service deexcitation response message that receives said travelling carriage transmission on the said control channel, send positioning service to said positioning service subscriber and subscribe to the cancellation response message.
6. like each described method of claim 1 to 5, it is characterized in that said method also comprises: the positional information that corresponding said travelling carriage is set is obtained frequency;
Sending location information request message to said travelling carriage on the said Position Tracking Systems data traffic channels comprises:
Obtain frequency according to said positional information on the Position Tracking Systems data traffic channels and send location information request message to said travelling carriage.
7. a group system location of mobile station information uploading method is characterized in that, comprising:
Travelling carriage is behind the information uploading function activation of position, and in idle condition while monitoring control channel and Position Tracking data traffic channels, said Position Tracking data traffic channels is and the same Traffic Channel in different time crack frequently of said control channel;
After receiving location information request message on the said control channel, on said Position Tracking data traffic channels, send location information answer messages, carry the positional information of said travelling carriage in the said location information answer messages.
8. method as claimed in claim 7 is characterized in that, said method also comprises:
Said travelling carriage receives the positioning service activating request message on said control channel;
Enable possition information uploading function, and return the activation response message.
9. method as claimed in claim 8 is characterized in that, carries in the said positioning service activating request message to be used to indicate said Position Tracking data traffic channels to use the information of time slot;
Said Position Tracking data traffic channels takies the time slot of said information indication.
10. method as claimed in claim 8 is characterized in that, said travelling carriage receives the positioning service activating request message and comprises on said control channel:
When registration, on said control channel, receive the positioning service activating request message; Perhaps
When idle condition, on said control channel, receive the positioning service activating request message.
11., it is characterized in that said method also comprises like each described method of claim 8 to 10:
Said travelling carriage receives positioning service deexcitation request message on said control channel;
Off-position information uploading function, and return the deexcitation response message.
12. a group system base station is characterized in that, comprising:
Activate the unit, be used for to carry out the positional information upload function of the travelling carriage of Position Tracking through the control channel activation;
Pull-up unit is used for sending location information request message to said travelling carriage on the Position Tracking Systems data traffic channels, and said Position Tracking data traffic channels is and the Traffic Channel of said control channel with frequency different time crack;
Acquiring unit is used on said Position Tracking data traffic channels, receiving the location information answer messages that said travelling carriage sends, and carries the positional information of said travelling carriage in the said location information answer messages.
13. base station as claimed in claim 12 is characterized in that, said activation unit comprises:
The request subelement is used on control channel, sending the positioning service activating request message to said travelling carriage;
The response subelement is used for after the positioning service that receives said travelling carriage transmission on the said control channel activates response message, confirming that the positional information upload function of said travelling carriage activates.
14. base station as claimed in claim 13 is characterized in that,
The described request subelement specifically is used for when said mobile station login, on control channel, sends the positioning service activating request message to said travelling carriage; Perhaps when said travelling carriage is in idle condition, on control channel, send the positioning service activating request message to said travelling carriage.
15. base station as claimed in claim 13 is characterized in that, said base station also comprises: subscriber units and subscription response unit;
Said subscriber units is used to receive the positioning service subscription request message that the positioning service subscriber sends;
The described request subelement specifically is used for after said subscriber units receives the positioning service subscription request message of said positioning service subscriber transmission, on control channel, sending the positioning service activating request message to said travelling carriage;
Said subscription response unit is used for after said response subelement receives the activation response message of said travelling carriage transmission, sending the positioning service subscription acknowledgement message to said positioning service subscriber; Receive the location information answer messages of said travelling carriage transmission at said acquiring unit after; Send updating location information message to said positioning service subscriber; Carry the positional information of said travelling carriage in the said updating location information message, so that said positioning service subscriber confirms the current location of said travelling carriage according to the positional information of said travelling carriage;
Said subscriber units also is used to receive the positioning service subscription cancel request message that said positioning service subscriber sends;
The described request subelement also is used for after said subscriber units receives the positioning service subscription cancel request message of said positioning service subscriber transmission, on said control channel, sending positioning service deexcitation request message to said travelling carriage;
Said subscription response unit also is used for after said response subelement receives the positioning service deexcitation response message of said travelling carriage transmission, sends positioning service to said positioning service subscriber and subscribes to the cancellation response message.
16. like each described base station of claim 12 to 15, it is characterized in that,
Said pull-up unit specifically is used for obtaining frequency according to the positional information of the corresponding said travelling carriage that is provided with on the Position Tracking Systems data traffic channels and sends said location information request message to said travelling carriage.
17. a group system travelling carriage is characterized in that, comprising:
Monitoring unit is used for behind the information uploading function activation of position, and in idle condition while monitoring control channel and Position Tracking data traffic channels, said Position Tracking data traffic channels is and the same Traffic Channel in different time crack frequently of said control channel;
First receiving element is used for receiving position information request message on said control channel;
Uploading unit is used for after said first receiving element receives said location information request message, on said Position Tracking data traffic channels, sending location information answer messages, carries the positional information of said travelling carriage in the said location information answer messages.
18. travelling carriage as claimed in claim 17 is characterized in that, said travelling carriage also comprises:
Second receiving element is used on said control channel, receiving the positioning service activating request message;
Response unit is used for after said second receiving element receives said positioning service activating request message, enable possition information uploading function, and return the activation response message.
19. travelling carriage as claimed in claim 18 is characterized in that,
Said second receiving element specifically is used for when registration, on said control channel, receiving the positioning service activating request message; Perhaps when idle condition, on said control channel, receive the positioning service activating request message.
20. like claim 18 or 19 described travelling carriages, it is characterized in that,
Said second receiving element also is used on said control channel, receiving positioning service deexcitation request message;
Said response unit also is used for after said second receiving element receives said positioning service deexcitation request message, off-position information uploading function, and return the deexcitation response message.
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