CN103581841A - System and method for realizing broad and narrow band resource dynamic allocation based on narrow band air interface - Google Patents
System and method for realizing broad and narrow band resource dynamic allocation based on narrow band air interface Download PDFInfo
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- CN103581841A CN103581841A CN201310625136.7A CN201310625136A CN103581841A CN 103581841 A CN103581841 A CN 103581841A CN 201310625136 A CN201310625136 A CN 201310625136A CN 103581841 A CN103581841 A CN 103581841A
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Abstract
The invention discloses a system and method for realizing broad and narrow band resource dynamic allocation based on a narrow band air interface, and belongs to the technical field of trunking communication. The invention aims to solve the problems that in the exiting implementation method of broad and narrow access fusing service, when a PDT air interface short message carries control information, the response speed of call establishment is low, and the utilization ratio of broad band resources is low. The system comprises a fused base station and a terminal, wherein the fused base station and the terminal perform information interaction in a wireless mode; the fused base station comprises a trunked base station controller, a plurality of PDT base station channel units and a broad band service unit. The method comprises the stages of call establishment, call process control and clearing control; the broad band service unit is added to the original PDT base station; the signaling interaction of broad and narrow services is performed through PDT air interface signaling extension; then broad and narrow resource dynamic allocation is realized. The system is applied to broad and narrow resource dynamic allocation.
Description
Technical field
The present invention relates to eat dishes without rice or wine to realize the system and method that wide and narrow strip resource dynamic is distributed based on arrowband, belong to trunking communicating technology field.
Background technology
Existing trunked communication system standard is arrowband trunked communication system, and such as land trunk radio system TETRA standard, digital mobile radio DMR standard and police Digital Clustering PDT standard etc., they cannot meet the demand of multimedia cluster business.Therefore,, on the basis of existing arrowband trunked communication system, by increasing broadband services unit, carry out wide and narrow strip access and merge that to realize wideband multimedia group service be a kind of important means.
Support that wideband multimedia group service is the trend of group system development.Yet first group system will meet a large amount of speech business demands of quick response.Existing arrowband group system is subject to the restriction of interface-free resources, each wireless access subsystem can be simultaneously satisfied speech business quantity very limited, at narrowband resource, exhaust and broadband resource available free in the situation that, utilize broadband wireless resource to realize speech business, can effectively improve the utilance of Radio Resource.
In the existing method merging in the wide and narrow strip access based on PDT, keep PDT narrowband traffic channels transmission narrowband speech, adopt the broadband services unit increasing in PDT base station to realize broadband data transmission, utilize the PDT short message of eating dishes without rice or wine to realize the control of business and the broadband services of wide and narrow strip combination.That is, the foundation of visual calling and video call, adopts the PDT short message of eating dishes without rice or wine to carry control information; Finally, in visual business, voice add in video traffic, adopt former PDT traffic channel transmission voice, utilize broadband resource transmission broadband business datum, as video etc.
The major defect of said method is:
1,, when PDT traffic channel resource exhausts, even if broadband resource is idle, still cannot support again more audio call and visual call business;
2, adopt short message to call out control, the time of call setup is long, can not meet group system audio call is set up to the requirement of response fast, and described audio call is containing the audio call in visual calling;
3, short message sends and takies PDT control channel resource, increases the weight of the load of PDT control channel.
Summary of the invention
The present invention seeks in order to solve in the service implementation method of existing wide and narrow strip access fusion, adopt PDT to eat dishes without rice or wine short message while carrying control information, the low-response of call setup and the low problem of the utilance of broadband resource, provide a kind of and eated dishes without rice or wine to realize based on arrowband the system and method that wide and narrow strip resource dynamic is distributed.
The system of eating dishes without rice or wine to realize the distribution of wide and narrow strip resource dynamic based on arrowband of the present invention, it comprises pattern of fusion base station and terminal, between pattern of fusion base station and terminal, by wireless mode, carries out information interaction;
Described pattern of fusion base station comprises trunked base station controller, a plurality of PDT BTS channel unit and broadband services unit,
Trunked base station controller is controlled a plurality of PDT BTS channel unit and broadband services unit, trunked base station controller for increasing the controller forming after broadband services control unit in original PDT base station controller, for realizing the management of wide and narrow strip resource, described broadband services control unit, for realizing management and the control to broadband services unit of broadband resource, makes broadband services unit realize broadband data transmission function.
Arranging of described trunked base station controller is as follows:
On PDT air interface standard signaling basics, 2 SK reserved value in expansion setup requests signaling C_RAND, are visual individual calling type of service IND_VD_SRV=1011 and visual group-calling service type GRP_VD_SRV=1100;
Increase signaling VD_AP, this signaling VD_AP follows after allocated channel signaling TV_GRANT and allocated channel signaling PV_GRANT, and signaling VD_AP carries the parameter of setting up visual service needed or the parameter that adopts broadband services unit transferring voice; The speech business that adopts PDT BTS channel unit to realize, is not used VD_AP signaling;
When not using PDT BTS channel unit transferring voice, by a frame for speech frame, identify right of speech or visual right of speech;
When not distributing PDT BTS channel unit as Traffic Channel, by broadband services unit transmission right of speech control signal and the signaling of taking out stitches.
The structure of VD_AP signaling is as shown in the table:
。
In VD_AP signaling, carry when the voice channel parameter, PF=0, PARAM structure is as shown in the table:
。
Described terminal comprises PDT terminal and wide-band terminal.
Based on above-mentioned based on arrowband, eat dishes without rice or wine to realize system that wide and narrow strip resource dynamic distributes based on arrowband, eat dishes without rice or wine to realize the method that wide and narrow strip resource dynamic is distributed, the method comprises that call setup, communication process control and take out stitches and control three sequential stages.
The voice individual calling flow process of all traffic channel transmission narrowband speech of the pattern of fusion base station, terminal place that participation is called out is:
Call establishment stage comprises following five steps:
Step 1: carry out signaling 1: calling terminal UE1 sends setup requests signaling C_RAND by PDT BTS channel unit to trunked base station controller, and its class of business is made as voice individual calling;
Step 2: carry out signaling 2: trunked base station controller sends call signaling C_AHOY to terminal called UE2, waits for that terminal called UE2 pages reply;
Step 3: carry out signaling 3: terminal called UE2 receives call signaling C_AHOY, send to trunked base station controller the C_ACKU that pages reply;
Step 4: carry out signaling 4-5: setting up carrying, is calling terminal UE1 and terminal called UE2 distribution PDT BTS channel unit or broadband services unit; Corresponding three business of this step are divided scene:
Divide scene one: calling terminal UE1 and terminal called UE2 be not under the control of same trunked base station controller, under calling terminal UE1, trunked base station controller is that calling terminal UE1 distributes PDT BTS channel unit or broadband services unit, and under terminal called UE2, trunked base station controller is that terminal called UE2 distributes PDT BTS channel unit or broadband services unit;
Divide scene two: calling terminal UE1 and terminal called UE2 are under the control of same trunked base station controller, trunked base station controller is that calling terminal UE1 and terminal called UE2 distribute an identical PDT BTS channel unit, and this scene keeps former arrowband PDT voice individual calling flow process;
Divide scene three: calling terminal UE1 and terminal called UE2 are under the control of same trunked base station controller, trunked base station controller is that calling terminal UE1 and terminal called UE2 distribute broadband services unit, and trunked base station controller indicates calling terminal UE1 and terminal called UE2 to use broadband services unit by VD_AP;
Step 5: carry out signaling 6: calling terminal UE1 and terminal called UE2 send resource to trunked base station controller and distribute confirmation instruction;
The communication process control stage comprises with next step:
Step 6: when being calling terminal UE1 and terminal called UE2 distribution PDT BTS channel unit transferring voice, communication process keeps former arrowband PDT authority control method; While using broadband services unit transferring voice, to the control of right of speech, adopt two kinds of methods to realize: method one is: according to a frame identification talking terminal of speech frame, and to authorize this talking terminal right of speech, forward the voice of talking terminal simultaneously; Listen telephone terminal to determine speaker according to the voice frame head frame of the talking terminal of receiving, and give tacit consent to the right of speech of talking terminal; Method two is: carry out signaling 7-9, adopt broadband services unit to transmit corresponding signaling in former arrowband PDT right of speech control flow, signaling frame, as the data of wideband transmit, is realized the control of right of speech by the Signalling exchange of right of speech;
Control stage of taking out stitches comprises with next step:
Step 7: carry out signaling 10-11, discharge flow process; While distributing PDT BTS channel unit transmission narrowband speech, disconnect process keeps former PDT disconnecting method; While distributing broadband services unit transmission narrowband speech, adopt the former arrowband PDT of transmission arrowband, broadband services unit form to discharge the respective call release signaling in flow process, signaling frame, as the data of wideband transmit, is called out release flow process, this time end of calling by calling out the mutual realization of release signaling.
The all traffic channel transmission narrowband speech of pattern of fusion base station, terminal place and the visual individual calling flow process of video data that participate in calling out are:
Call establishment stage comprises following five steps:
Step 1: carry out signaling 1: calling terminal UE1 sends setup requests signaling C_RAND by PDT BTS channel unit to trunked base station controller, and its class of business is visual individual calling, and SK=IND_VD_SRV=1011 is set;
Step 2: carry out signaling 2: trunked base station controller sends call signaling C_AHOY to terminal called UE2, waits for that terminal called UE2 pages reply;
Step 3: carry out signaling 3: terminal called UE2 receives call signaling C_AHOY, send to trunked base station controller the C_ACKU that pages reply;
Step 4: carry out signaling 4-5: setting up carrying, is calling terminal UE1 and terminal called UE2 distribution PDT BTS channel unit or broadband services unit; Corresponding three business of this step are divided scene:
Divide scene one: calling terminal UE1 and terminal called UE2 be not under the control of same trunked base station controller, under calling terminal UE1, trunked base station controller is that calling terminal UE1 distributes PDT BTS channel unit or broadband services unit transmission narrowband speech and notice calling terminal UE1 to use broadband services unit transmitting video data, and under terminal called UE2, trunked base station controller is that terminal called UE2 distributes PDT BTS channel unit or broadband services unit transmission narrowband speech and notice terminal called UE2 to use broadband services unit transmitting video data;
Divide scene two: calling terminal UE1 and terminal called UE2 are under the control of same trunked base station controller, trunked base station controller is that calling terminal UE1 and terminal called UE2 distribute an identical PDT BTS channel unit transmission narrowband speech, and notice calling terminal UE1 and terminal called UE2 use broadband services unit transmitting video data;
Divide scene three: calling terminal UE1 and terminal called UE2 are under the control of same trunked base station controller, trunked base station controller is that calling terminal UE1 and terminal called UE2 distribute broadband services unit transmission narrowband speech and video data, and trunked base station controller indicates calling terminal UE1 and terminal called UE2 to use broadband services unit by VD_AP;
Step 5: carry out signaling 6: calling terminal UE1 and terminal called UE2 send resource to trunked base station controller and distribute confirmation instruction;
The communication process control stage comprises with next step:
Step 6: when being calling terminal UE1 and terminal called UE2 distribution PDT BTS channel unit transferring voice, communication process keeps former arrowband PDT authority control method to control visual right of speech, its narrowband speech transmits by PDT BTS channel unit, and video data transmits by broadband services unit; While using broadband services unit transmission narrowband speech and video data, to the control of visual right of speech, adopt two kinds of methods to realize: method one is: according to a frame identification talking terminal of speech frame, and authorize this talking terminal visual right of speech, forward the voice and video data of talking terminal simultaneously; Listen telephone terminal to determine speaker according to the voice frame head frame of the talking terminal of receiving, and give tacit consent to the visual right of speech of talking terminal; Method two is: carry out signaling 7-9, adopt broadband services unit to transmit corresponding signaling in former arrowband PDT right of speech control flow, signaling frame, as the data of wideband transmit, is realized the control of visual right of speech by the Signalling exchange of visual right of speech;
Control stage of taking out stitches comprises with next step:
Step 7: carry out signaling 10-11, discharge flow process; While distributing PDT BTS channel unit transmission narrowband speech, disconnect process keeps former PDT disconnecting method; While distributing broadband services unit transmission narrowband speech, adopt the former arrowband PDT of transmission arrowband, broadband services unit form to discharge the respective call release signaling in flow process, signaling frame, as the data of wideband transmit, is called out release flow process, this time end of calling by calling out the mutual realization of release signaling.
The voice group call service flow process of all traffic channel transmission narrowband speech of the pattern of fusion base station, terminal place that participation is called out is:
Call establishment stage comprises following two steps:
Step 1: calling terminal UE1 sends random access signaling C_RAND by PDT BTS channel unit to trunked base station controller, and its class of business is voice group call service;
Step 2: this group calling of the participation that comprises at least one terminal called Group member pattern of fusion base station judge that whether its all PDT BTS channel unit occupied or be reserved, if occupied or be reserved, by VD_AP signaling indication terminal called Group member, use the broadband services unit transmission narrowband speech of distribution; If PDT BTS channel unit is available free, distribute PDT BTS channel unit to keep former PDT control method transmission narrowband speech;
The communication process control stage comprises with next step:
Step 3: when the PDT BTS channel unit that has been voice group call service data allocations, keep former PDT communication process control flow;
When using broadband services unit transmission arrowband group calling voice, adopt two kinds of methods to carry out right of speech control; Method one is: a frame for the narrowband speech frame data that transmit in broadband services unit carries talking terminal sign, trunked base station controller is determined talking terminal according to talking terminal sign, acquiescence talking terminal right of speech, other-end Group member determines and authorizes its right of speech according to talking terminal sign; Method two is: carry out signaling 4-6; PDT right of speech control signal transmits by broadband services unit, and right of speech control signal frame is as broadband services transfer of data;
Control stage of taking out stitches comprises following two steps:
Step 4: carry out signaling 7; Calling terminal UE1 initiates the request of taking out stitches, and when using broadband services unit, the signaling of taking out stitches is transmitted by broadband services unit, and signaling frame is as the data of wideband transmit; Otherwise, carry out the former PDT control method of taking out stitches;
Step 5: carry out signaling 8; Trunked base station controller sends the signaling of taking out stitches, and while having distributed PDT BTS channel unit, keeps former PDT method, transmits the signaling of taking out stitches in PDT BTS channel unit; While having distributed broadband services unit, PDT is taken out stitches to signaling as broadband data transmission, this end of calling, trunked base station controller discharges correlated channels resource.
The all traffic channel transmission narrowband speech of pattern of fusion base station, terminal place and the visual group calling flow process of video data that participate in calling out are:
Call establishment stage comprises following two steps:
Step 1: calling terminal UE1 sends random access signaling C_RAND by PDT BTS channel unit to trunked base station controller, and its class of business is visual group calling, and SK=IND_VD_SRV=1100 is set;
Step 2: this group calling of the participation that comprises at least one called Group member pattern of fusion base station judge that whether its all PDT BTS channel unit occupied or be reserved, if occupied or be reserved, by VD_AP signaling indication terminal called Group member, use broadband services unit transmission narrowband speech and the video data of distribution; If PDT BTS channel unit is available free, distribute PDT BTS channel unit to keep former PDT control method transmission narrowband speech, and notice terminal called Group member use broadband services unit transmitting video data;
The communication process control stage comprises with next step:
Step 3: when the PDT BTS channel unit that has been visual group calling data allocations, keep former PDT communication process control flow to control visual right of speech, and adopt broadband services unit transmitting video data;
When using broadband services unit transmission arrowband group calling voice, adopt two kinds of methods to carry out right of speech control; Method one is: a frame for the narrowband speech frame data that transmit in broadband services unit carries talking terminal sign, trunked base station controller is determined talking terminal according to talking terminal sign, the visual right of speech of acquiescence talking terminal, other Group members determine and authorize its visual right of speech according to talking terminal sign;
Method two is: carry out signaling 4-6; PDT right of speech control signal transmits by broadband services unit, and right of speech control signal frame, as broadband services transfer of data, is realized the control of visual right of speech;
Control stage of taking out stitches comprises following two steps:
Step 4: carry out signaling 7; Calling terminal UE1 initiates the request of taking out stitches, and when using broadband services unit, the signaling of taking out stitches is transmitted by broadband services unit, and signaling frame is as the data of wideband transmit; Otherwise, carry out the former PDT control method of taking out stitches;
Step 5: carry out signaling 8; Trunked base station controller sends the signaling of taking out stitches, and while having distributed PDT BTS channel unit, keeps former PDT method, transmits the signaling of taking out stitches in PDT BTS channel unit; While having distributed broadband services unit, PDT is taken out stitches to signaling as broadband data transmission, this end of calling, trunked base station controller discharges correlated channels resource.
Advantage of the present invention: the present invention be take PDT group system as basis, has increased broadband services unit in former PDT base station, carries out the Signalling exchange of wide and narrow strip business by the expansion of PDT space interface signaling, realize the dynamic assignment of wide and narrow strip resource.
Wide and narrow strip resource dynamic distributing method of the present invention, can eat dishes without rice or wine traffic channel resource while exhausting at PDT, utilizes idle broadband resource transmission PDT voice, as much as possiblely meets cluster user demand; It adopts the extended mode of PDT space interface signaling to realize Service control, has improved the response speed of visual business; Improve the utilance to broadband resource, reduced the limited impact of narrowband resource, be conducive to arrowband seamlessly transitting to broadband.
The present invention makes base station can keep more business support at synchronization, meets the demand of cluster client to traffic carrying capacity, has improved service bearer ability.Meanwhile, because having reduced Signalling exchange, improved the response speed of setting up of the business such as visual calling.
Accompanying drawing explanation
Fig. 1 is the system architecture diagram of eating dishes without rice or wine to realize the distribution of wide and narrow strip resource dynamic based on arrowband of the present invention;
Fig. 2 is the voice individual calling flow chart that participates in all traffic channel transmission narrowband speech of the pattern of fusion base station, terminal place of calling out described in execution mode seven;
Fig. 3 participates in all traffic channel transmission narrowband speech of pattern of fusion base station, terminal place and the visual individual calling flow chart of video data called out described in execution mode eight;
Fig. 4 is the voice group call service flow chart that participates in all traffic channel transmission narrowband speech of the pattern of fusion base station, terminal place of calling out described in execution mode nine;
Fig. 5 participates in all traffic channel transmission narrowband speech of pattern of fusion base station, terminal place and the visual group calling flow chart of video data called out described in execution mode ten.
Embodiment
Embodiment one: present embodiment is described below in conjunction with Fig. 1, described in present embodiment, based on arrowband, eat dishes without rice or wine to realize the system that wide and narrow strip resource dynamic is distributed, it comprises pattern of fusion base station 1 and terminal 2, between pattern of fusion base station 1 and terminal 2, by wireless mode, carries out information interaction;
Described pattern of fusion base station 1 comprises trunked base station controller 1-1, a plurality of PDT BTS channel unit 1-2 and broadband services unit 1-3,
Trunked base station controller 1-1 controls a plurality of PDT BTS channel unit 1-2 and broadband services unit 1-3, trunked base station controller 1-1 for increasing the controller forming after broadband services control unit in original PDT base station controller, for realizing the management of wide and narrow strip resource, described broadband services control unit, for realizing management and the control to broadband services unit 1-3 of broadband resource, makes broadband services unit 1-3 realize broadband data transmission function.
In present embodiment, by increase the form of broadband services unit in original PDT base station, realize the transmission of broadband services data, in original PDT base station controller, increase to the control function of broadband services with to the management of broadband data transmission function and wide and narrow strip resource etc. simultaneously.In Fig. 1, terminal 2 is terminal UE (User Equipment), refers to subscriber equipment; Broadband services unit 1-3 is BSU(Broadband Service Unit); PDT BTS channel unit 1-2 is PDT-CHU(PDT Channel Unit), refer to PDT channel device; PDT(Police Digital Trunking), refer to police Digital Clustering; Trunked base station controller 1-1 is TSC(Trunk Station Controller).
Described system, on former PDT air interface standard basis, is expanded space interface signaling; On basis, former PDT base station, increase broadband services unit carrying wideband data or narrowband speech; In TSC, increase functions such as broadband resource management and broadband services controls.
Embodiment two: present embodiment is described further execution mode one, described in present embodiment trunked base station controller 1-1 arrange as follows:
On PDT air interface standard signaling basics, 2 SK reserved value in expansion setup requests signaling C_RAND, are visual individual calling type of service IND_VD_SRV=1011 and visual group-calling service type GRP_VD_SRV=1100;
Increase signaling VD_AP, this signaling VD_AP follows after allocated channel signaling TV_GRANT and allocated channel signaling PV_GRANT, and signaling VD_AP carries the parameter of setting up visual service needed or the parameter that adopts broadband services unit 1-3 transferring voice; The speech business that adopts PDT BTS channel unit 1-2 to realize, is not used VD_AP signaling;
When not using PDT BTS channel unit 1-2 transferring voice, by a frame for speech frame, identify right of speech or visual right of speech;
When not distributing PDT BTS channel unit 1-2 as Traffic Channel, by broadband services unit 1-3 transmission right of speech control signal and the signaling of taking out stitches.
Present embodiment is the expansion of doing on the basis of original PDT space interface signaling, and all the other signalings are multiplexing original PDT standard signaling all.For the signaling VD_AP increasing, first, for the original narrow band service of PDT, if audio call is to distribute broadband services channel, it wants designated terminal on broadband channel, to transmit narrow band service data, and terminal is the data using arrowband format frame as wideband transmit according to instruction indication.Secondly, because increased broadband services unit, for terminal can be known, oneself jump to narrow band channel or use broadband services passage and receive the service quality that broadband services is distributed, need signaling VD_AP to carry the parameter of setting up visual service needed, this parameter mainly refers to the broadband wireless resource information of distributing into UE.Because broadband services unit does not limit concrete a kind of broadband wireless access pattern, such as 3G or TD-LTE etc., so will need to come to determine which parameter VD_AP need to transmit according to the access module of the broadband services unit of concrete use.Because the distribution of broadband wireless resource has default bearing, when using default bearing, VD_AP only carries the sign that belongs to broadband services, as long as UE knows use, broadband channel is just passable.Described broadband services passage is not single frequency fixed-bandwidth, but bandwidth varying, exactly according to business need to distribute different bandwidth, its transmittability is not fixed, while needing to revise carrying, VD_AP need carry qos parameter.The speech business that adopts PDT BTS channel unit 1-2 to realize does not need to use VD_AP signaling, and by the logical channel number of former PV_GRANT or TV_GRANT designated terminal Traffic Channel, terminal calculates the frequency of Traffic Channel again according to logical channel number; Part space interface signaling transmits by broadband services unit 1-3, can improve the utilance of resource, and this is when not using PDT Traffic Channel, to supplementing of right of speech control and the function of taking out stitches.
Embodiment three: present embodiment is described further execution mode two, the structure of VD_AP signaling is as shown in the table described in present embodiment:
。
Embodiment four: present embodiment is described further execution mode three, in present embodiment, in VD_AP signaling, carry when the voice channel parameter, PF=0, PARAM structure is as shown in the table:
。
Present embodiment be in VD_AP, carry when the voice channel parameter, the concrete structure of PARAM.
Argument structure in present embodiment, for broadband services unit, corresponding to a certain definite access module, such as TD-LTE, for definite access module, the parameter of the foundation of its transmission carrying is determined.For having default bearing and using default bearing to transmit, only need a sign indication UE to use broadband channel.Its simple case is: UE default bearing when registration is set up, and the passage of built vertical UE to BSU to TSC, needs only and notify UE to use definite arrowband logical channel number or use wideband transmit.
Embodiment five: present embodiment is described further execution mode one, two, three or four, terminal 2 comprises PDT terminal and wide-band terminal described in present embodiment.
Embodiment six: present embodiment is for eating dishes without rice or wine to realize based on arrowband the method that wide and narrow strip resource dynamic is distributed based on what eat dishes without rice or wine to realize based on arrowband system that wide and narrow strip resource dynamic distributes described in execution mode four or five, the method comprises that call setup, communication process control and take out stitches and control three sequential stages.
Embodiment seven: present embodiment is described below in conjunction with Fig. 2, present embodiment is described further execution mode six, in present embodiment, the voice individual calling flow process of all traffic channel transmission narrowband speech of the terminal 2 pattern of fusion base stations, place 1 that participation is called out is:
Call establishment stage comprises following five steps:
Step 1: carry out signaling 1: calling terminal UE1 sends setup requests signaling C_RAND by PDT BTS channel unit 1-2 to trunked base station controller 1-1, and its class of business is made as voice individual calling;
Step 2: carry out signaling 2: trunked base station controller 1-1 sends call signaling C_AHOY to terminal called UE2, waits for that terminal called UE2 pages reply;
Step 3: carry out signaling 3: terminal called UE2 receives call signaling C_AHOY, send to trunked base station controller 1-1 the C_ACKU that pages reply;
Step 4: carry out signaling 4-5: setting up carrying, is calling terminal UE1 and terminal called UE2 distribution PDT BTS channel unit 1-2 or broadband services unit 1-3; Corresponding three business of this step are divided scene:
Divide scene one: calling terminal UE1 and terminal called UE2 be not under the control of same trunked base station controller 1-1, under calling terminal UE1, trunked base station controller 1-1 is that calling terminal UE1 distributes PDT BTS channel unit 1-2 or broadband services unit 1-3, and under terminal called UE2, trunked base station controller 1-1 is that terminal called UE2 distributes PDT BTS channel unit 1-2 or broadband services unit 1-3;
Divide scene two: calling terminal UE1 and terminal called UE2 are under the control of same trunked base station controller 1-1, trunked base station controller 1-1 is that calling terminal UE1 and terminal called UE2 distribute an identical PDT BTS channel unit 1-2, and this scene keeps former arrowband PDT voice individual calling flow process;
Divide scene three: calling terminal UE1 and terminal called UE2 are under the control of same trunked base station controller 1-1, trunked base station controller 1-1 is that calling terminal UE1 and terminal called UE2 distribute broadband services unit 1-3, and trunked base station controller 1-1 indicates calling terminal UE1 and terminal called UE2 to use broadband services unit 1-3 by VD_AP;
Step 5: carry out signaling 6: calling terminal UE1 and terminal called UE2 send resource to trunked base station controller 1-1 and distribute confirmation instruction;
The communication process control stage comprises with next step:
Step 6: when being calling terminal UE1 and terminal called UE2 distribution PDT BTS channel unit 1-2 transferring voice, communication process keeps former arrowband PDT authority control method; While using broadband services unit 1-3 transferring voice, to the control of right of speech, adopt two kinds of methods to realize: method one is: according to a frame identification talking terminal of speech frame, and to authorize this talking terminal right of speech, forward the voice of talking terminal simultaneously; Listen telephone terminal to determine speaker according to the voice frame head frame of the talking terminal of receiving, and give tacit consent to the right of speech of talking terminal; Method two is: carry out signaling 7-9, adopt broadband services unit 1-3 to transmit corresponding signaling in former arrowband PDT right of speech control flow, signaling frame, as the data of wideband transmit, is realized the control of right of speech by the Signalling exchange of right of speech;
Control stage of taking out stitches comprises with next step:
Step 7: carry out signaling 10-11, discharge flow process; While distributing PDT BTS channel unit 1-2 transmission narrowband speech, disconnect process keeps former PDT disconnecting method; While distributing broadband services unit 1-3 transmission narrowband speech, adopt the former arrowband PDT of broadband services unit 1-3 transmission arrowband form to discharge the respective call release signaling in flow process, signaling frame is as the data of wideband transmit, by calling out the mutual realization of release signaling, call out release flow process, this time end of calling.
In present embodiment, in described former arrowband PDT right of speech control flow, signaling 7-9 represents to use original frame format herein, in use, just as the data of wideband transmit, has guaranteed like this control of right of speech.Because the right of speech control signal of original narrowband systems is to transmit in the narrowband traffic channels being assigned with, and it is occupied or reserved to work as narrowband traffic channels, when not having narrow band channel available, use transmission narrowband speech in broadband channel just must solve the problem that right of speech is controlled.
When class of business is voice individual calling, in minute scene one, trunked base station controller 1-1 can distribute narrow band channel also can also use broadband channel according to the situation of its Radio Resource, uses narrow band channel not need VD_AP signaling; In minute scene two, use narrow band channel also not need VD_AP signaling; Divide in scene three, trunked base station controller 1-1 indicates calling terminal and terminal called to use broadband channel by VD_AP, use acquiescence broadband channel only need in VD_AP, carry a self-defining acquiescence broadband sign, use non-acquiescence broadband channel to carry QoS relevant parameter at VD_AP.
Embodiment eight: present embodiment is described below in conjunction with Fig. 3, present embodiment is described further execution mode six, in present embodiment, all traffic channel transmission narrowband speech of the terminal 2 pattern of fusion base stations, place 1 that participation is called out and the visual individual calling flow process of video data are:
Call establishment stage comprises following five steps:
Step 1: carry out signaling 1: calling terminal UE1 sends setup requests signaling C_RAND by PDT BTS channel unit 1-2 to trunked base station controller 1-1, and its class of business is visual individual calling, and SK=IND_VD_SRV=1011 is set;
Step 2: carry out signaling 2: trunked base station controller 1-1 sends call signaling C_AHOY to terminal called UE2, waits for that terminal called UE2 pages reply;
Step 3: carry out signaling 3: terminal called UE2 receives call signaling C_AHOY, send to trunked base station controller 1-1 the C_ACKU that pages reply;
Step 4: carry out signaling 4-5: setting up carrying, is calling terminal UE1 and terminal called UE2 distribution PDT BTS channel unit 1-2 or broadband services unit 1-3; Corresponding three business of this step are divided scene:
Divide scene one: calling terminal UE1 and terminal called UE2 be not under the control of same trunked base station controller 1-1, under calling terminal UE1, trunked base station controller 1-1 is that calling terminal UE1 distributes PDT BTS channel unit 1-2 or broadband services unit 1-3 transmission narrowband speech and notice calling terminal UE1 to use broadband services unit 1-3 transmitting video data, under terminal called UE2, trunked base station controller 1-1 is that terminal called UE2 distributes PDT BTS channel unit 1-2 or broadband services unit 1-3 transmission narrowband speech and notice terminal called UE2 to use broadband services unit 1-3 transmitting video data,
Divide scene two: calling terminal UE1 and terminal called UE2 are under the control of same trunked base station controller 1-1, trunked base station controller 1-1 is that calling terminal UE1 and terminal called UE2 distribute an identical PDT BTS channel unit 1-2 transmission narrowband speech, and notice calling terminal UE1 and terminal called UE2 use broadband services unit 1-3 transmitting video data;
Divide scene three: calling terminal UE1 and terminal called UE2 are under the control of same trunked base station controller 1-1, trunked base station controller 1-1 is that calling terminal UE1 and terminal called UE2 distribute broadband services unit 1-3 transmission narrowband speech and video data, and trunked base station controller 1-1 indicates calling terminal UE1 and terminal called UE2 to use broadband services unit 1-3 by VD_AP;
Step 5: carry out signaling 6: calling terminal UE1 and terminal called UE2 send resource to trunked base station controller 1-1 and distribute confirmation instruction;
The communication process control stage comprises with next step:
Step 6: when being calling terminal UE1 and terminal called UE2 distribution PDT BTS channel unit 1-2 transferring voice, communication process keeps former arrowband PDT authority control method to control visual right of speech, its narrowband speech transmits by PDT BTS channel unit 1-2, and video data transmits by broadband services unit 1-3; While using broadband services unit 1-3 transmission narrowband speech and video data, to the control of visual right of speech, adopt two kinds of methods to realize: method one is: according to a frame identification talking terminal of speech frame, and authorize this talking terminal visual right of speech, forward the voice and video data of talking terminal simultaneously; Listen telephone terminal to determine speaker according to the voice frame head frame of the talking terminal of receiving, and give tacit consent to the visual right of speech of talking terminal; Method two is: carry out signaling 7-9, adopt broadband services unit 1-3 to transmit corresponding signaling in former arrowband PDT right of speech control flow, signaling frame, as the data of wideband transmit, is realized the control of visual right of speech by the Signalling exchange of visual right of speech;
Control stage of taking out stitches comprises with next step:
Step 7: carry out signaling 10-11, discharge flow process; While distributing PDT BTS channel unit 1-2 transmission narrowband speech, disconnect process keeps former PDT disconnecting method; While distributing broadband services unit 1-3 transmission narrowband speech, adopt the former arrowband PDT of broadband services unit 1-3 transmission arrowband form to discharge the respective call release signaling in flow process, signaling frame is as the data of wideband transmit, by calling out the mutual realization of release signaling, call out release flow process, this time end of calling.
In present embodiment, in step 2, because calling terminal UE1 and terminal called UE2 may be in different pattern of fusion base station RAN, the distribution of the resource of different RAN is can be independently.
When class of business is visual individual calling, in minute scene two, PV_GRANT carries narrow band channel logical channel number, and VD_AP signaling is carried the parameters such as broadband channel video labeling and QoS; Divide in scene three, calling terminal UE1 and terminal called UE2 are under same TSC and use broadband channel as voice channel, to carry the channel logical channel number of arrowband be 0 to PV_GRANT, TSC can indicate caller and called use broadband channel transferring voice by VD_AP, use acquiescence broadband channel transferring voice only need in VD_AP, carry a self-defining acquiescence broadband sign, use non-acquiescence broadband channel to carry QoS relevant parameter at VD_AP; Use acquiescence broadband channel transmission of video can not need to send again VD_AP, use non-acquiescence broadband channel transmission of video to carry QoS relevant parameter at VD_AP.
Embodiment nine: below in conjunction with Fig. 4, present embodiment is described, present embodiment is described further execution mode six, in present embodiment,
The voice group call service flow process of all traffic channel transmission narrowband speech of the terminal 2 pattern of fusion base stations, place 1 that participation is called out is:
Call establishment stage comprises following two steps:
Step 1: calling terminal UE1 sends random access signaling C_RAND by PDT BTS channel unit 1-2 to trunked base station controller 1-1, and its class of business is voice group call service;
Step 2: this group calling of the participation that comprises at least one terminal called Group member pattern of fusion base station 1 judge that whether its all PDT BTS channel unit 1-2 occupied or be reserved, if occupied or be reserved, by VD_AP signaling indication terminal called Group member, use the broadband services unit 1-3 transmission narrowband speech of distribution; If unit 1-2 is available free for PDT BTS channel, distribute PDT BTS channel unit 1-2 to keep former PDT control method transmission narrowband speech;
The communication process control stage comprises with next step:
Step 3: when the PDT BTS channel unit 1-2 that has been voice group call service data allocations, keep former PDT communication process control flow;
When using broadband services unit 1-3 transmission arrowband group calling voice, adopt two kinds of methods to carry out right of speech control; Method one is: a frame for the narrowband speech frame data that transmit at broadband services unit 1-3 carries talking terminal sign, trunked base station controller 1-1 determines talking terminal according to talking terminal sign, acquiescence talking terminal right of speech, other-end Group member determines and authorizes its right of speech according to talking terminal sign; Method two is: carry out signaling 4-6; PDT right of speech control signal transmits by broadband services unit 1-3, and right of speech control signal frame is as broadband services transfer of data;
Control stage of taking out stitches comprises following two steps:
Step 4: carry out signaling 7; Calling terminal UE1 initiates the request of taking out stitches, and when using broadband services unit 1-3, the signaling of taking out stitches is transmitted by broadband services unit 1-3, and signaling frame is as the data of wideband transmit; Otherwise, carry out the former PDT control method of taking out stitches;
Step 5: carry out signaling 8; Trunked base station controller 1-1 sends the signaling of taking out stitches, and while having distributed PDT BTS channel unit 1-2, keeps former PDT method, at PDT BTS channel unit 1-2, transmits the signaling of taking out stitches; While having distributed broadband services unit 1-3, PDT is taken out stitches to signaling as broadband data transmission, this end of calling, trunked base station controller 1-1 discharges correlated channels resource.
Embodiment ten: present embodiment is described below in conjunction with Fig. 5, present embodiment is described further execution mode six, in present embodiment, all traffic channel transmission narrowband speech of the terminal 2 pattern of fusion base stations, place 1 that participation is called out and the visual group calling flow process of video data are:
Call establishment stage comprises following two steps:
Step 1: calling terminal UE1 sends random access signaling C_RAND by PDT BTS channel unit 1-2 to trunked base station controller 1-1, and its class of business is visual group calling, and SK=IND_VD_SRV=1100 is set;
Step 2: this group calling of the participation that comprises at least one called Group member pattern of fusion base station 1 judge that whether its all PDT BTS channel unit 1-2 occupied or be reserved, if occupied or be reserved, by VD_AP signaling indication terminal called Group member, use broadband services unit 1-3 transmission narrowband speech and the video data of distribution; If unit 1-2 is available free for PDT BTS channel, distribute PDT BTS channel unit 1-2 to keep former PDT control method transmission narrowband speech, and notice terminal called Group member use broadband services unit 1-3 transmitting video data;
The communication process control stage comprises with next step:
Step 3: when the PDT BTS channel unit 1-2 that has been visual group calling data allocations, keep former PDT communication process control flow to control visual right of speech, and adopt broadband services unit 1-3 transmitting video data;
When using broadband services unit 1-3 transmission arrowband group calling voice, adopt two kinds of methods to carry out right of speech control; Method one is: a frame for the narrowband speech frame data that transmit at broadband services unit 1-3 carries talking terminal sign, trunked base station controller 1-1 determines talking terminal according to talking terminal sign, the visual right of speech of acquiescence talking terminal, other Group members determine and authorize its visual right of speech according to talking terminal sign;
Method two is: carry out signaling 4-6; PDT right of speech control signal transmits by broadband services unit 1-3, and right of speech control signal frame, as broadband services transfer of data, is realized the control of visual right of speech;
Control stage of taking out stitches comprises following two steps:
Step 4: carry out signaling 7; Calling terminal UE1 initiates the request of taking out stitches, and when using broadband services unit 1-3, the signaling of taking out stitches is transmitted by broadband services unit 1-3, and signaling frame is as the data of wideband transmit; Otherwise, carry out the former PDT control method of taking out stitches;
Step 5: carry out signaling 8; Trunked base station controller 1-1 sends the signaling of taking out stitches, and while having distributed PDT BTS channel unit 1-2, keeps former PDT method, at PDT BTS channel unit 1-2, transmits the signaling of taking out stitches; While having distributed broadband services unit 1-3, PDT is taken out stitches to signaling as broadband data transmission, this end of calling, trunked base station controller 1-1 discharges correlated channels resource.
In the present invention, visual right of speech is right of speech and looks the binding of power, and it by a parameter as a token of.
In visual individual calling and visual group-calling service, the processing method when PDT Traffic Channel is all occupied is basic identical, all makes voice and video data transmit by broadband services unit 1-3.Terminal is according to the indication of VD_AP identification use Radio Resource, and VD_AP can multiframe send as required.
Broadband services unit 1-3 just when narrowband traffic channels is all occupied as transmission channel, do not change the form of narrowband speech.Therefore, the speech business of setting up between RAN, can be used different Radio Resources.
System and method of the present invention can be applied to any narrowband systems; When being applied to the other systems such as TERTA or DMR, whether adopt the expansion of original system space interface signaling, depending on actual conditions.The control of business should guarantee that original system function processing method is not destroyed.
System and method of the present invention, on original narrowband systems basis, increases broadband services unit, and broadband services unit does not limit concrete air interface standard, as TD-LTE etc., as long as it is just passable to meet the needs of broadband services; It is take, and to keep characteristic, the standard-required of former narrowband systems be prerequisite as far as possible, and improve service response speed and resource utilization is object as far as possible; The dynamic allocation method of Radio Resource is not limited to, as narrowband speech transmission, so long as need to distribute narrowband traffic channels can use without narrowband resource, all can use broadband channel; For the consideration to functions such as user right and preemptions, even if narrow band channel is available free, still can transmit narrow band data by broadband channel, this relates to management and the optimization of Radio Resource.As: it is faster that former narrowband systems is realized the response speed of group calling, and in order to guarantee that the high priority bank such as urgent call exhale, system is reserved narrowband resource, even if this narrowband resource is idle, be still the audio call distribution broadband channel of other grades; The inventive method itself is also applicable to take broadband control as main reverse method, eat dishes without rice or wine as the reason of major control to be in employing arrowband: the narrowband systems Shi great district systems such as PDT cover, it in existing engineering, is regional all standing, in the present stage of group system development, broadband system broadband covering is in other words limited.Also, colony terminal can only be used broadband resource in limited coverage.Terminal described in the present invention is that two kinds of terminal units are combined closely and optimize, when using broadband channel transmission narrow band service, completely can be by narrowband terminal unit generated data frame, and adopt wideband transmit form group bag to send by wide-band terminal unit, receiving course is oppositely decoding.
Claims (10)
1. based on arrowband, eat dishes without rice or wine to realize the system that wide and narrow strip resource dynamic is distributed, it is characterized in that, it comprises pattern of fusion base station (1) and terminal (2), between pattern of fusion base station (1) and terminal (2), by wireless mode, carries out information interaction;
Described pattern of fusion base station (1) comprises trunked base station controller (1-1), a plurality of PDT BTS channel unit (1-2) and broadband services unit (1-3),
Trunked base station controller (1-1) is controlled a plurality of PDT BTS channel unit (1-2) and broadband services unit (1-3), trunked base station controller (1-1) for increasing the controller forming after broadband services control unit in original PDT base station controller, for realizing the management of wide and narrow strip resource, described broadband services control unit, for realizing management and the control to broadband services unit (1-3) of broadband resource, makes broadband services unit (1-3) realize broadband data transmission function.
2. the system of eating dishes without rice or wine to realize the distribution of wide and narrow strip resource dynamic based on arrowband according to claim 1, is characterized in that,
Arranging of described trunked base station controller (1-1) is as follows:
On PDT air interface standard signaling basics, 2 SK reserved value in expansion setup requests signaling C_RAND, are visual individual calling type of service IND_VD_SRV=1011 and visual group-calling service type GRP_VD_SRV=1100;
Increase signaling VD_AP, this signaling VD_AP follows after allocated channel signaling TV_GRANT and allocated channel signaling PV_GRANT, and signaling VD_AP carries the parameter of setting up visual service needed or the parameter that adopts broadband services unit (1-3) transferring voice; The speech business that adopts PDT BTS channel unit (1-2) to realize, is not used VD_AP signaling;
When not using PDT BTS channel unit (1-2) transferring voice, by a frame for speech frame, identify right of speech or visual right of speech;
When not distributing PDT BTS channel unit (1-2) as Traffic Channel, by broadband services unit (1-3) transmission right of speech control signal and the signaling of taking out stitches.
3. the system of eating dishes without rice or wine to realize the distribution of wide and narrow strip resource dynamic based on arrowband according to claim 2, is characterized in that, the structure of VD_AP signaling is as shown in the table:
。
4. according to claim 3ly based on arrowband, eat dishes without rice or wine to realize the system that wide and narrow strip resource dynamic is distributed, it is characterized in that, in VD_AP signaling, carry for voice channel parameter time, PF=0, PARAM structure is as shown in the table:
。
5. according to eating dishes without rice or wine to realize based on arrowband the system that wide and narrow strip resource dynamic is distributed described in claim 1,2,3 or 4, it is characterized in that, described terminal (2) comprises PDT terminal and wide-band terminal.
6. based on what eat dishes without rice or wine to realize based on arrowband system that wide and narrow strip resource dynamic distributes described in claim 4, based on arrowband, eat dishes without rice or wine to realize the method that wide and narrow strip resource dynamic is distributed, it is characterized in that, the method comprises call setup, communication process control and takes out stitches and control three sequential stages.
7. the method for eating dishes without rice or wine to realize the distribution of wide and narrow strip resource dynamic based on arrowband according to claim 6, is characterized in that, the voice individual calling flow process of all traffic channel transmission narrowband speech of the pattern of fusion base station, terminal (2) place (1) that participation is called out is:
Call establishment stage comprises following five steps:
Step 1: carry out signaling 1: calling terminal UE1 sends setup requests signaling C_RAND by PDT BTS channel unit (1-2) to trunked base station controller (1-1), and its class of business is made as voice individual calling;
Step 2: carry out signaling 2: trunked base station controller (1-1) sends call signaling C_AHOY to terminal called UE2, waits for that terminal called UE2 pages reply;
Step 3: carry out signaling 3: terminal called UE2 receives call signaling C_AHOY, send to trunked base station controller (1-1) C_ACKU that pages reply;
Step 4: carry out signaling 4-5: setting up carrying, is calling terminal UE1 and terminal called UE2 distribution PDT BTS channel unit (1-2) or broadband services unit (1-3); Corresponding three business of this step are divided scene:
Divide scene one: calling terminal UE1 and terminal called UE2 be not under the control of same trunked base station controller (1-1), under calling terminal UE1, trunked base station controller (1-1) is calling terminal UE1 distribution PDT BTS channel unit (1-2) or broadband services unit (1-3), and under terminal called UE2, trunked base station controller (1-1) is that terminal called UE2 distributes PDT BTS channel unit (1-2) or broadband services unit (1-3);
Divide scene two: calling terminal UE1 and terminal called UE2 are under the control of same trunked base station controller (1-1), trunked base station controller (1-1) is for calling terminal UE1 and terminal called UE2 distribute an identical PDT BTS channel unit (1-2), and this scene keeps former arrowband PDT voice individual calling flow process;
Divide scene three: calling terminal UE1 and terminal called UE2 are under the control of same trunked base station controller (1-1), trunked base station controller (1-1) is that calling terminal UE1 and terminal called UE2 distribute broadband services unit (1-3), and trunked base station controller (1-1) indicates calling terminal UE1 and terminal called UE2 to use broadband services unit (1-3) by VD_AP;
Step 5: carry out signaling 6: calling terminal UE1 and terminal called UE2 send resource to trunked base station controller (1-1) and distribute confirmation instruction;
The communication process control stage comprises with next step:
Step 6: when being calling terminal UE1 and terminal called UE2 distribution PDT BTS channel unit (1-2) transferring voice, communication process keeps former arrowband PDT authority control method; While using broadband services unit (1-3) transferring voice, to the control of right of speech, adopt two kinds of methods to realize: method one is: according to a frame identification talking terminal of speech frame, and to authorize this talking terminal right of speech, forward the voice of talking terminal simultaneously; Listen telephone terminal to determine speaker according to the voice frame head frame of the talking terminal of receiving, and give tacit consent to the right of speech of talking terminal; Method two is: carry out signaling 7-9, adopt broadband services unit (1-3) to transmit corresponding signaling in former arrowband PDT right of speech control flow, signaling frame, as the data of wideband transmit, is realized the control of right of speech by the Signalling exchange of right of speech;
Control stage of taking out stitches comprises with next step:
Step 7: carry out signaling 10-11, discharge flow process; While distributing PDT BTS channel unit (1-2) transmission narrowband speech, disconnect process keeps former PDT disconnecting method; While distributing broadband services unit (1-3) transmission narrowband speech, adopt the former arrowband PDT of transmission arrowband, broadband services unit (1-3) form to discharge the respective call release signaling in flow process, signaling frame is as the data of wideband transmit, by calling out the mutual realization of release signaling, call out release flow process, this time end of calling.
8. according to claim 6ly based on arrowband, eat dishes without rice or wine to realize the method that wide and narrow strip resource dynamic is distributed, it is characterized in that, all traffic channel transmission narrowband speech of pattern of fusion base station, terminal (2) place (1) and the visual individual calling flow process of video data that participate in calling out are:
Call establishment stage comprises following five steps:
Step 1: carry out signaling 1: calling terminal UE1 sends setup requests signaling C_RAND by PDT BTS channel unit (1-2) to trunked base station controller (1-1), and its class of business is visual individual calling, and SK=IND_VD_SRV=1011 is set;
Step 2: carry out signaling 2: trunked base station controller (1-1) sends call signaling C_AHOY to terminal called UE2, waits for that terminal called UE2 pages reply;
Step 3: carry out signaling 3: terminal called UE2 receives call signaling C_AHOY, send to trunked base station controller (1-1) C_ACKU that pages reply;
Step 4: carry out signaling 4-5: setting up carrying, is calling terminal UE1 and terminal called UE2 distribution PDT BTS channel unit (1-2) or broadband services unit (1-3); Corresponding three business of this step are divided scene:
Divide scene one: calling terminal UE1 and terminal called UE2 be not under the control of same trunked base station controller (1-1), under calling terminal UE1, trunked base station controller (1-1) uses broadband services unit (1-3) transmitting video data for calling terminal UE1 distributes PDT BTS channel unit (1-2) or broadband services unit (1-3) transmission narrowband speech and notice calling terminal UE1, under terminal called UE2, trunked base station controller (1-1) uses broadband services unit (1-3) transmitting video data for terminal called UE2 distributes PDT BTS channel unit (1-2) or broadband services unit (1-3) transmission narrowband speech and notice terminal called UE2,
Divide scene two: calling terminal UE1 and terminal called UE2 are under the control of same trunked base station controller (1-1), trunked base station controller (1-1) is that calling terminal UE1 and terminal called UE2 distribute an identical PDT BTS channel unit (1-2) transmission narrowband speech, and notice calling terminal UE1 and terminal called UE2 use broadband services unit (1-3) transmitting video data;
Divide scene three: calling terminal UE1 and terminal called UE2 are under the control of same trunked base station controller (1-1), trunked base station controller (1-1) is that calling terminal UE1 and terminal called UE2 distribute broadband services unit (1-3) transmission narrowband speech and video data, and trunked base station controller (1-1) indicates calling terminal UE1 and terminal called UE2 to use broadband services unit (1-3) by VD_AP;
Step 5: carry out signaling 6: calling terminal UE1 and terminal called UE2 send resource to trunked base station controller (1-1) and distribute confirmation instruction;
The communication process control stage comprises with next step:
Step 6: when being calling terminal UE1 and terminal called UE2 distribution PDT BTS channel unit (1-2) transferring voice, communication process keeps former arrowband PDT authority control method to control visual right of speech, its narrowband speech is by PDT BTS channel unit (1-2) transmission, and video data is by broadband services unit (1-3) transmission; While using broadband services unit (1-3) transmission narrowband speech and video data, to the control of visual right of speech, adopt two kinds of methods to realize: method one is: according to a frame identification talking terminal of speech frame, and authorize this talking terminal visual right of speech, forward the voice and video data of talking terminal simultaneously; Listen telephone terminal to determine speaker according to the voice frame head frame of the talking terminal of receiving, and give tacit consent to the visual right of speech of talking terminal; Method two is: carry out signaling 7-9, adopt broadband services unit (1-3) to transmit corresponding signaling in former arrowband PDT right of speech control flow, signaling frame, as the data of wideband transmit, is realized the control of visual right of speech by the Signalling exchange of visual right of speech;
Control stage of taking out stitches comprises with next step:
Step 7: carry out signaling 10-11, discharge flow process; While distributing PDT BTS channel unit (1-2) transmission narrowband speech, disconnect process keeps former PDT disconnecting method; While distributing broadband services unit (1-3) transmission narrowband speech, adopt the former arrowband PDT of transmission arrowband, broadband services unit (1-3) form to discharge the respective call release signaling in flow process, signaling frame is as the data of wideband transmit, by calling out the mutual realization of release signaling, call out release flow process, this time end of calling.
9. the method for eating dishes without rice or wine to realize the distribution of wide and narrow strip resource dynamic based on arrowband according to claim 6, is characterized in that, the voice group call service flow process of all traffic channel transmission narrowband speech of the pattern of fusion base station, terminal (2) place (1) that participation is called out is:
Call establishment stage comprises following two steps:
Step 1: calling terminal UE1 sends random access signaling C_RAND by PDT BTS channel unit (1-2) to trunked base station controller (1-1), and its class of business is voice group call service;
Step 2: this group calling of the participation that comprises at least one terminal called Group member pattern of fusion base station (1) judge that whether its all PDT BTS channel unit (1-2) occupied or be reserved, if occupied or be reserved, by VD_AP signaling indication terminal called Group member, use broadband services unit (1-3) the transmission narrowband speech of distribution; If PDT BTS channel unit (1-2) is available free, distribute PDT BTS channel unit (1-2) to keep former PDT control method transmission narrowband speech;
The communication process control stage comprises with next step:
Step 3: when the PDT BTS channel unit (1-2) that has been voice group call service data allocations, keep former PDT communication process control flow;
When using broadband services unit (1-3) transmission arrowband group calling voice, adopt two kinds of methods to carry out right of speech control; Method one is: a frame for the narrowband speech frame data that transmit at broadband services unit (1-3) carries talking terminal sign, trunked base station controller (1-1) is determined talking terminal according to talking terminal sign, acquiescence talking terminal right of speech, other-end Group member determines and authorizes its right of speech according to talking terminal sign; Method two is: carry out signaling 4-6; PDT right of speech control signal is by broadband services unit (1-3) transmission, and right of speech control signal frame is as broadband services transfer of data;
Control stage of taking out stitches comprises following two steps:
Step 4: carry out signaling 7; Calling terminal UE1 initiates the request of taking out stitches, and when using broadband services unit (1-3), the signaling of taking out stitches is by broadband services unit (1-3) transmission, and signaling frame is as the data of wideband transmit; Otherwise, carry out the former PDT control method of taking out stitches;
Step 5: carry out signaling 8; Trunked base station controller (1-1) sends the signaling of taking out stitches, and while having distributed PDT BTS channel unit (1-2), keeps former PDT method, transmits the signaling of taking out stitches in PDT BTS channel unit (1-2); While having distributed broadband services unit (1-3), PDT is taken out stitches to signaling as broadband data transmission, this end of calling, trunked base station controller (1-1) discharges correlated channels resource.
10. according to claim 6ly based on arrowband, eat dishes without rice or wine to realize the method that wide and narrow strip resource dynamic is distributed, it is characterized in that, all traffic channel transmission narrowband speech of pattern of fusion base station, terminal (2) place (1) and the visual group calling flow process of video data that participate in calling out are:
Call establishment stage comprises following two steps:
Step 1: calling terminal UE1 sends random access signaling C_RAND by PDT BTS channel unit (1-2) to trunked base station controller (1-1), and its class of business is visual group calling, and SK=IND_VD_SRV=1100 is set;
Step 2: this group calling of the participation that comprises at least one called Group member pattern of fusion base station (1) judge that whether its all PDT BTS channel unit (1-2) occupied or be reserved, if occupied or be reserved, by VD_AP signaling indication terminal called Group member, use broadband services unit (1-3) transmission narrowband speech and the video data of distribution; If PDT BTS channel unit (1-2) is available free, distribute PDT BTS channel unit (1-2) to keep former PDT control method transmission narrowband speech, and notice terminal called Group member use broadband services unit (1-3) transmitting video data;
The communication process control stage comprises with next step:
Step 3: when the PDT BTS channel unit (1-2) that has been visual group calling data allocations, keep former PDT communication process control flow to control visual right of speech, and adopt broadband services unit (1-3) transmitting video data;
When using broadband services unit (1-3) transmission arrowband group calling voice, adopt two kinds of methods to carry out right of speech control; Method one is: a frame for the narrowband speech frame data that transmit at broadband services unit (1-3) carries talking terminal sign, trunked base station controller (1-1) is determined talking terminal according to talking terminal sign, the visual right of speech of acquiescence talking terminal, other Group members determine and authorize its visual right of speech according to talking terminal sign;
Method two is: carry out signaling 4-6; PDT right of speech control signal is by broadband services unit (1-3) transmission, and right of speech control signal frame, as broadband services transfer of data, is realized the control of visual right of speech;
Control stage of taking out stitches comprises following two steps:
Step 4: carry out signaling 7; Calling terminal UE1 initiates the request of taking out stitches, and when using broadband services unit (1-3), the signaling of taking out stitches is by broadband services unit (1-3) transmission, and signaling frame is as the data of wideband transmit; Otherwise, carry out the former PDT control method of taking out stitches;
Step 5: carry out signaling 8; Trunked base station controller (1-1) sends the signaling of taking out stitches, and while having distributed PDT BTS channel unit (1-2), keeps former PDT method, transmits the signaling of taking out stitches in PDT BTS channel unit (1-2); While having distributed broadband services unit (1-3), PDT is taken out stitches to signaling as broadband data transmission, this end of calling, trunked base station controller (1-1) discharges correlated channels resource.
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