CN106961672A - PDT common-frequency simulcastings set up cube method, communication means, relevant apparatus and system - Google Patents
PDT common-frequency simulcastings set up cube method, communication means, relevant apparatus and system Download PDFInfo
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- CN106961672A CN106961672A CN201610011784.7A CN201610011784A CN106961672A CN 106961672 A CN106961672 A CN 106961672A CN 201610011784 A CN201610011784 A CN 201610011784A CN 106961672 A CN106961672 A CN 106961672A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
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Abstract
The present invention provides a kind of PDT common-frequency simulcastings and sets up cube method, communication means, relevant apparatus and system, cause the problem of whole common-frequency broadcasting system can not be used to solve to break down due to the control centre in common-frequency broadcasting system in the prior art, wherein, the method for building up of PDT common-frequency simulcastings group includes：A base station in multiple base stations is configured to the master base station of pro digital cluster PDT common-frequency simulcasting groups, remaining base station be configured to PDT common-frequency simulcasting groups from base station；By the configuration notification of PDT common-frequency simulcasting groups to the master base station in PDT common-frequency simulcasting groups and respectively from base station；Master base station is the control centre of PDT common-frequency simulcasting groups, and master base station is used to not interrupt continuously across station voice calls in system with being communicated from the terminal in base station and master base station coverage in PDT common-frequency simulcasting groups, the program, and sound effect is significantly lifted.
Description
Technical field
The present invention relates to communication field, more particularly to a kind of PDT common-frequency simulcastings set up cube method, communication
Method, relevant apparatus and system.
Background technology
In PDT (Professional Digital Trunking, pro digital cluster) system, different bases
Generally be operated between standing using alien frequencies, i.e., when terminal is in business, if to carry out switching between base station,
Then need across frequency switch, so there is large effect to voice quality, it is difficult to meet some to scheduling
Voice quality requires the demand of higher group.The problem can be solved using common-frequency simulcasting technology, for certain
There is a large number of users in use, due to PDT systems in a little particular demands, such as certain time several websites
Control channel capacity limitation problem, it would however also be possible to employ common-frequency simulcasting solve, at present, existing common-frequency simulcasting
System generally comprises a control centre and more than one distal end for passing through link connection with control centre respectively
Base station, control centre and telepoint base station are fixed, it is impossible to change, if control centre occurs in that failure,
Whole common-frequency broadcasting system can not just be used, and control centre also can not be then whole directly with terminal called
Individual system can not carry out common-frequency simulcasting calling.
The content of the invention
The present invention provides a kind of PDT common-frequency simulcastings and sets up cube method, communication means, relevant apparatus and system,
Cause whole same frequency to solve to break down due to the control centre in common-frequency broadcasting system in the prior art
The problem of simulcasting system can not be used.
Cube method is set up there is provided a kind of PDT common-frequency simulcastings according to the first aspect of the invention, including：
A base station in all base stations of pro digital cluster PDT common-frequency simulcasting groups to be set up is configured to PDT
The master base station of common-frequency simulcasting group, remaining base station be configured to PDT common-frequency simulcasting groups from base station；PDT is same
The same configuration notification for broadcasting group of frequency is to the master base station in PDT common-frequency simulcasting groups and respectively from base station；Master base station is
The control centre of PDT common-frequency simulcasting groups, master base station be used for in PDT common-frequency simulcasting groups from base station and
Terminal in master base station coverage is communicated.
There is provided the side communicated between a kind of PDT common-frequency simulcastings group according to the second aspect of the invention
Method, including：The master base station of pro digital cluster PDT common-frequency simulcasting groups receives the first letter from core net
Order, all to PDT common-frequency simulcasting groups are sent from base station and master base station coverage by the first signaling
Interior all terminals；PDT common-frequency simulcastings group includes a master base station and multiple from base station, and master base station is
The control centre of PDT common-frequency simulcasting groups.
Further, the method communicated between above-mentioned PDT common-frequency simulcastings group also includes：Connect in master base station
Receive from respectively from the second signaling of the terminal in base station and master base station coverage when, will be initially received
Frame head in carry the second signaling of same timestamp and send to core net, abandon remaining frame head received
In carry the second signaling of same timestamp.
Further, the method communicated between above-mentioned PDT common-frequency simulcastings group also includes：Connect in master base station
When receiving the calling of common-frequency simulcasting group, setup requests are sent to core net；This is allowed to call in core net
After foundation, being set up from base station call in PDT common-frequency simulcasting groups is notified by core net.
Further, the method communicated between above-mentioned PDT common-frequency simulcastings group also includes：Connect in master base station
Terminal in master base station coverage is received or after the Media Stream of base station, according to the frame of Media Stream A frames
The intensity of the reception signal carried in head indicates RSSI selection A frames, and the A frames of selection are increased in tunnel head
Mark；Mark in tunnel head reads follow-up frame from corresponding tunnel.
Vertical device is set up there is provided a kind of PDT common-frequency simulcastings according to third aspect of the present invention, including：
Configuration module, for by one in all base stations of pro digital cluster PDT common-frequency simulcasting groups to be set up
Base station is configured to the master base station of PDT common-frequency simulcasting groups, remaining base station be configured to PDT common-frequency simulcasting groups from
Base station；First notification module, for giving PDT common-frequency simulcasting groups by the configuration notification of PDT common-frequency simulcasting groups
Interior master base station and each from base station；Master base station is the control centre of PDT common-frequency simulcasting groups, and master base station is used
In with being communicated from the terminal in base station and master base station coverage in PDT common-frequency simulcasting groups.
According to the 4th aspect of the invention there is provided the device communicated between a kind of PDT common-frequency simulcastings group,
Including：First sending module, for being received by the master base station of pro digital cluster PDT common-frequency simulcasting groups
The first signaling from core net, sends all from base station to PDT common-frequency simulcasting groups by the first signaling
And all terminals in master base station coverage；Wherein, PDT common-frequency simulcastings group include master base station with
And it is multiple from base station, master base station is the control centre of PDT common-frequency simulcasting groups.
The device communicated between above-mentioned PDT common-frequency simulcastings group also includes：Second sending module, for
Master base station receive from respectively from the second signaling of the terminal in base station and master base station coverage when, will most
The second signaling that same timestamp is carried in the frame head first received is sent to core net, abandons what is received
The second signaling of same timestamp is carried in remaining frame head.
The device communicated between above-mentioned PDT common-frequency simulcastings group also includes：3rd sending module, for
When master base station receives the calling of common-frequency simulcasting group, setup requests are sent to core net；Second notification module,
For after core net allows this call setup, by core net notify in PDT common-frequency simulcasting groups from
Base station call is set up.
Wherein, the device communicated between above-mentioned PDT common-frequency simulcastings group also includes：Selecting module, is used for
Terminal in master base station coverage is received in master base station or after the Media Stream of base station, according to media
The received signal strength indicator RSSI selection A frames carried in the A frame frame heads of stream, the A frames increase to selection
Mark in tunnel head；Read module, reads follow-up for the mark in tunnel head from corresponding tunnel
Frame.
According to the fifth aspect of the present invention, a kind of PDT common-frequency broadcasting systems are additionally provided, the system bag
Include multiple PDT common-frequency simulcastings groups, wherein, any PDT common-frequency simulcastings group include a master base station and
It is multiple from base station, each master base stations of multiple PDT common-frequency simulcastings groups is picks out from all base stations of system
Any base station, be each base station in addition to master base station in system from base station, each master base station is respectively multiple
The control centre of PDT common-frequency simulcasting groups；Any master base station be used to in its common-frequency simulcasting group from base station with
And the terminal in master base station coverage is communicated, from base station be used for it is same from the same frequency belonging to base station
Broadcast the master base station in group and in being communicated from the terminal in base station range.
The present invention has the beneficial effect that：
Using scheme provided in an embodiment of the present invention, in the case of keeping existing networking mode constant, Ke Yixuan
Select any one base station and constitute common-frequency simulcasting region as from base station as master base station and multiple base stations, so as to carry
For sufficiently large radio coverage, and not interrupt continuously across station voice calls in system, sound effect
Significantly lifted.
Brief description of the drawings
Fig. 1 is the overall structure diagram for the PDT cluster common-frequency broadcasting systems that the embodiment of the present invention 1 is related to；
Fig. 2 is that the PDT common-frequency simulcastings provided in the embodiment of the present invention 1 set up the flow chart of cube method；
Fig. 3 is the stream of the method communicated between the PDT common-frequency simulcasting groups provided in the embodiment of the present invention 2
Cheng Tu；
Fig. 4 is the establishment of the common-frequency simulcasting group of the example 1 provided in the embodiment of the present invention 3 and sets up same
Frequency is with the signaling process figure for broadcasting calling；
Fig. 5 is the establishment of the common-frequency simulcasting group of the example 2 provided in the embodiment of the present invention 3 and sets up same
Frequency is with the signaling process figure for broadcasting calling；
Fig. 6 is the structural representation that the PDT common-frequency simulcastings provided in the embodiment of the present invention 4 set up vertical device；
Fig. 7 is that the structure of the device communicated between the common-frequency simulcasting group provided in the embodiment of the present invention 4 is shown
It is intended to.
Embodiment
Cause to solve to break down due to the control centre in common-frequency broadcasting system in the prior art
The problem of whole common-frequency broadcasting system can not be used, sets up vertical the invention provides a kind of PDT common-frequency simulcastings
Method, communication means, relevant apparatus and system, below in conjunction with accompanying drawing and embodiment, to present invention progress
It is further described.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention,
Do not limit the present invention.
Embodiment 1
The cluster communication system of the present invention mainly includes following part：Webmaster, terminal (MS), base station system
(BSS) and core net (DSS), Fig. 1 is PDT cluster common-frequency broadcasting system overall structure diagrams.
Present embodiments provide a kind of PDT common-frequency simulcastings and set up cube method, this method can be realized by webmaster,
Fig. 2 is the flow chart of this method, as shown in Fig. 2 this method includes following processing：
Step 201：A base station in multiple base stations is configured to the master base station of PDT common-frequency simulcasting groups, its
Complementary basis station be configured to PDT common-frequency simulcasting groups from base station；
Multiple base stations are all base stations of PDT common-frequency simulcastings group to be set up in this step, i.e. needed
All base stations in the same area communicated using PDT common-frequency simulcasting business.
In this step, specifically any one base station in multiple base stations can be configured into the PDT same
Frequency with the master base station for broadcasting group, remaining base station be configured to the PDT common-frequency simulcastings group from base station；Or will row
Rank maximum base station in administrative division domain is configured to the master base station of the PDT common-frequency simulcastings group, the configuration of remaining base station
It is the PDT common-frequency simulcastings group from base station.
Step 202：The configuration information of common-frequency simulcasting group is notified to the master base station in common-frequency simulcasting group and each
From base station.
Further, in the present embodiment, above-mentioned steps 201 to 202 can be performed multipass, selected respectively
Different base stations are selected as master base station, multiple common-frequency simulcasting groups are constituted, so, in communication process, if
One master base station breaks down, and can switch to other common-frequency simulcasting groups and be communicated.
In the present embodiment, PDT common-frequency simulcastings group includes a master base station and multiple from base station, and master base station is
The control centre of PDT common-frequency simulcasting groups, for being covered from base station in its common-frequency simulcasting group and in it
In the range of terminal communicated.
In the present embodiment, it is preferred that can be carried out according to following specific processing mode：
In the case where existing PDT group systems do not change networking mode, webmaster can select to appoint in system
Master base station is worked as in meaning base station, and other multiple base stations are when from base station, constituting a common-frequency simulcasting region, and each is with frequency
Communicated wirelessly respectively with the terminal in its coverage with base station is broadcast.Master base station is not only in control
The heart, can also be communicated with the terminal in its coverage, act as two kinds of roles.Supported in net multiple
Master base station, the corresponding common-frequency simulcasting group of different master base stations is different (that is, corresponding from base station and terminal
It is different), if some master base station breaks down suddenly, the use of other common-frequency simulcastings calling is not interfered with,
Configuration is more flexible.Idiographic flow is as follows：
A base station is configured to master base station in webmaster selection system, and remaining multiple base station is configured to from base station, group
Group attribute configuration is common-frequency simulcasting group；
After the completion of configuration, configuration information is notified each base station by webmaster；
After each notified message in base station, the configuration that master base station initiates to follow base station is shaken hands, master base station
LAI (Location Area Identify, position area identifying/position area code), the LAI from base station, same to frequency
Configured with frequency, master base station medium surface IP (agreement interconnected between Internet Protocol, network) etc. is broadcast
Information is broadcast to all from base station by core net.
The master base station handshake information that core net is sent is received from base station, our station LAI, common-frequency simulcasting is judged frequently
Point gives master base station to return handshake response message with consistent in handshake information, carry in have LAI from base station,
From base station medium surface IP, common-frequency simulcasting frequency, the related letter of master base station handshake information is preserved from base station database
Breath.Master base station receives from base station and configures handshake response message, and master base station database preserves the message content.
Embodiment 2
Present embodiments provide a kind of method communicated between PDT common-frequency simulcastings group, this method can be by
Master base station in PDT common-frequency simulcasting groups is performed, and Fig. 3 is the flow chart of this method, as shown in figure 3, should
Method includes following processing：
Step 301：The master base station of PDT common-frequency simulcasting groups receives the first signaling from core net；
Step 302：First signaling is sent into all to master base station coverage from base station and terminal.
Wherein, PDT common-frequency simulcastings group includes a master base station and multiple from base station, and master base station is PDT
The control centre of common-frequency simulcasting group, for in its common-frequency simulcasting group from base station and in its coverage
Interior terminal is communicated.
Further, the above method can also include：Received in master base station from respectively from base station and its covering
In the range of terminal the second signaling when, will be carried in the frame head that be initially received same timestamp second letter
Order is sent to core net, abandons the second signaling that same timestamp is carried in remaining frame head received；In master
When base station receives the calling of common-frequency simulcasting group, master base station sends setup requests to core net；In core
Net allows after this call setup, and being built from base station call in PDT common-frequency simulcasting groups is notified by core net
It is vertical；Terminal in its coverage is received in master base station or after the Media Stream of base station, according to media
Received signal strength indicator RSSI (the Received Signal Strength carried in the A frame frame heads of stream
Indication, the signal intensity of reception is indicated) selection A frames, the A frames of selection are increased in tunnel head
Mark；Mark in tunnel head reads follow-up frame from corresponding tunnel.It should be noted that this is exhaled
Crying can be that terminal in master base station coverage is directly transmitted to the master base station or turn from base station
Send out what this sent from the terminal in base station range.That is, terminal carries out group call below master base station,
Master base station notifies that all of the common-frequency simulcasting region set up from base station call.If terminal is being entered below base station
Row group call, core net can be forwarded to call setup message master base station, and master base station notifies the common-frequency simulcasting
The all of region set up from base station call.After principal and subordinate's BTS service channel is all successfully established, it is possible to respectively with
Terminal in its coverage is communicated, if the master base station of current common-frequency simulcasting group is dashed forward in communication process
So break down, terminal can initiate the calling of other common-frequency simulcasting groups system Nei again, be switched to another
Individual common-frequency broadcasting system is communicated.
In above-mentioned communication process, signaling and media handling are as follows：
Signaling plane：
Reversely, master base station receives terminal in its coverage and each after the signaling of base station, to be taken in frame head
The timestamp of band is selected, and same timestamp only selects first to be sent to core net, remaining discarding.
Forward direction, master base station receives core network signalling, is transmitted to the terminal in our station coverage with each from base station.
The signaling that master base station comes is sent from terminal of the base station into its coverage.
Medium surface：
Reversely, master base station receives terminal in its coverage and each after the Media Stream of base station, according to A frames
The RSSI carried in frame head first carries out A frame selections, after the selection of A frames, the mark ID in increase tunnel head,
Mark of follow-up B, C, D, E, F frame then directly in tunnel head reads from the tunnel and is dealt into core
Heart net.
Forward direction, master base station receives core net Media Stream, and frame number is beaten in progress, and embedded signaling etc. is handled,
Packed media stream is to respectively from base station, while sending master base station covering Fa Neinei's by timestamp is sent
Terminal, the Media Stream that master base station comes is sent from terminal of the base station into its coverage.
Embodiment 3
The present embodiment is by two specific examples, the scheme that the present invention is provided to be further elaborated：
Example 1：There is accident in certain province, and the Ministry of Public Security needs to transfer the police strength of each cities and counties of the whole province and uniformly referred to
Wave, at this moment just province station can be configured to master base station, the base station of each cities and counties is configured to from base station, composition one
Individual common-frequency simulcasting region, really realizes that same frequency is got ready to go into action in hundreds, and lifts the sound effect between station.Happen suddenly thing
After part has been handled, recovery configuring, the base station for saving station and each cities and counties is to revert to ordinary base station, such as Fig. 4 institutes
Show, the establishment of common-frequency simulcasting group and set up the process of common-frequency simulcasting calling and include following processing：
Step a：Province base station is configured to master base station by network management system, and other cities and counties base stations are configured to from base station,
Correspondence group is G0.After the completion of configuration, webmaster is sent message is configured to master and slave base station.
Step b：Master base station is received after configuration message, initiates to follow the handshake information of base station.
Step c：Core net transparent transmission handshake information is to each from base station.Respectively receive after handshake information, sentence from base station
Disconnected frequency and the correct then loopback handshake responses, and preserve the relevant configuration of master base station of LAI.
Step d：It is each to feed back handshake response to master base station from base station.
Step e：Core net transparent transmission handshake response message is to master base station, after master base station is received, and preserves each from base
The configuration for correlation of standing.To the step, the network management configuration of common-frequency broadcasting system and base station receive configuration notification message
Post processing action is completed, the common-frequency simulcasting G0 callings that receiving terminal is initiated at any time.
Step f：MS0 initiates common-frequency simulcasting group G0 callings.
Step g：Master base station sends setup requests to core net.
Step h：Core net allows this call setup.
Step i：Master base station notifies each from base station call foundation by core net.
Step j：Core net transparent transmission call setup message is to each from base station.So far, master base station, from base station industry
Business channel is all successfully established, and the terminal under each station is communicated with it respectively.
Example 2：Shenzhen undertakes Games for university students, and competition area are both provided with each area, if having 5
Competition area, respectively Long Gang, Feitian, South Mountain, Bao'an, salt pan.Communication guarantee during in order to compete,
2 master base stations can be configured, 2 common-frequency simulcasting groups of correspondence constitute 2 common-frequency broadcasting systems, such as Fig. 5
It is shown,.
Step a：The base station of Longgang District is configured to master base station in network management system, other 4th area base stations are configured to
From base station, correspondence group is G1.After the completion of configuration, webmaster is sent message is configured to master and slave base station.
Step b：Master base station is received after configuration message, initiates to follow the handshake information of base station.
Step c：Core net transparent transmission handshake information is to each from base station.Respectively receive after handshake information, sentence from base station
Disconnected frequency and the correct then loopback handshake responses, and preserve the relevant configuration of master base station of LAI.
Step d：It is each to return handshake response to master base station from base station.
Step e：Core net transparent transmission handshake response message is to master base station, after master base station is received, and preserves each from base
The configuration for correlation of standing.To the step, the network management configuration of common-frequency broadcasting system 1 and base station receive configuration notification and disappeared
Cease post processing action to complete, the common-frequency simulcasting G1 callings that receiving terminal is initiated at any time.
Step f：The base station of Futian District is configured to master base station in network management system, other 4th area base stations are configured to
From base station, correspondence group is G2.After the completion of configuration, webmaster sends out public notice message to master and slave base station.Base station
The process step of notified message is with above-mentioned b step to step e.The webmaster of common-frequency broadcasting system 2
Configuration and base station receive configuration notification message post processing action completion, the common-frequency simulcasting that receiving terminal is initiated at any time
G2 is called.
Step g：MSA initiates common-frequency simulcasting group G1 callings.
Step h：Master base station sends setup requests to core net.
Step i：Core net allows this call setup.
Step j：Master base station notifies each from base station call foundation by core net.
Step k：Core net transparent transmission call setup message is to each from base station.So far, master base station, from base station industry
Business channel is all successfully established, and the terminal under each station is communicated with it respectively.
Step l：If the master base station of Longgang District breaks down suddenly during competing, MSA can be sent out again
Common-frequency simulcasting group G2 calling is played, is switched to below common-frequency broadcasting system 2.
Embodiment 4
The present embodiment provides a kind of PDT common-frequency simulcastings and sets up vertical device, and Fig. 6 is the structural frames of the device 60
Figure, as shown in fig. 6, the device can specifically include following part：
Configuration module 61, it is same for a base station in multiple base stations to be configured into pro digital cluster PDT
Frequency with the master base station for broadcasting group, remaining base station be configured to PDT common-frequency simulcasting groups from base station；
First notification module 62, for the configuration information of common-frequency simulcasting group to be notified to the master in common-frequency simulcasting group
Base station and each from base station；PDT common-frequency simulcastings group includes a master base station and multiple from base station, master base station
For the control centre of PDT common-frequency simulcasting groups, for in its common-frequency simulcasting group from base station and in it
Terminal in coverage is communicated.
The present embodiment additionally provides the device communicated between a kind of PDT common-frequency simulcastings group, and Fig. 7 is the dress
Put 70 structured flowchart, as shown in fig. 7, the device can specifically include following part：
Receiver module 71, first from core net is received for the master base station by PDT common-frequency simulcasting groups
Signaling, all to master base station coverage are sent from base station and terminal by the first signaling；Wherein, PDT
Common-frequency simulcasting group includes a master base station and multiple from base station, and master base station is the control of PDT common-frequency simulcasting groups
Center processed, for in its common-frequency simulcasting group from base station and the terminal in its coverage is led to
News.
Further, said apparatus 70 also includes：First sending module, comes from for being received in master base station
It is each from the second signaling of the terminal in base station and its coverage when, will be carried in the frame head being initially received
Second signaling of same timestamp is sent to core net, is abandoned in remaining frame head received and is carried the same time
Second signaling of stamp；Second sending module, for when master base station receives the calling of common-frequency simulcasting group, to core
Heart net sends setup requests；Second notification module, for after core net allows this call setup,
Being set up from base station call in PDT common-frequency simulcasting groups is notified by core net；Selecting module, in master
Base station receives terminal in its coverage or after the Media Stream of base station, according to the A frames of Media Stream
The received signal strength indicator RSSI selection A frames carried in frame head, increase in tunnel head the A frames of selection
Mark；Read module, follow-up frame is read for the mark in tunnel head from corresponding tunnel.
The present embodiment additionally provides a kind of PDT common-frequency broadcasting systems, and the system includes multiple common-frequency simulcasting groups,
Wherein, system includes multiple PDT common-frequency simulcastings groups, wherein, any PDT common-frequency simulcastings group includes one
Individual master base station and multiple from base station, each master base station of multiple PDT common-frequency simulcastings groups is from all of system
Any base station picked out in base station, is each base station in the system in addition to the master base station from base station,
That is, each master base station constitutes multiple PDT common-frequency simulcastings groups from different multiple combinations from base station respectively, many
Individual master base station is the control centre of multiple PDT common-frequency simulcastings groups；Any master base station is used to same with frequency with it
Broadcast in group from base station and the terminal in the master base station coverage is communicated, it is described from base station
For with the master base station in the common-frequency simulcasting group from belonging to base station and in described from base station covering model
Terminal in enclosing is communicated.
It should be noted that the PDT common-frequency broadcasting systems in the present embodiment can be by the various embodiments described above
The method for building up of the PDT common-frequency broadcasting systems of record repeatedly sets up one to set up or repeat
The method of individual PDT common-frequency simulcastings group is realized.
Using scheme provided in an embodiment of the present invention, in the case of keeping original networking mode constant, Ke Yixuan
Select any one base station and constitute common-frequency simulcasting region as from base station as master base station and multiple base stations, so as to carry
For sufficiently large radio coverage, and not interrupt continuously across station voice calls in system, sound effect
Significantly lifted.Meanwhile, in common-frequency broadcasting system, master base station is both control centre, again can be with its covering
In the range of terminal communicated, realize that a station is multiplex.Multiple main bases are supported in flexible configuration in system, net
Stand, if some master base station breaks down suddenly, do not interfere with the use of other common-frequency simulcastings calling.
Although being example purpose, the preferred embodiments of the present invention are had been disclosed for, those skilled in the art will
Recognize that various improvement, increase and substitution are also possible, therefore, the scope of the present invention should be not limited to
State embodiment.
Claims (11)
1. a kind of PDT common-frequency simulcastings set up cube method, it is characterised in that including：
A base station in all base stations of pro digital cluster PDT common-frequency simulcasting groups to be set up is configured to
The master base station of the PDT common-frequency simulcastings group, remaining base station be configured to the PDT common-frequency simulcastings group from base
Stand；
By the configuration notification of the PDT common-frequency simulcastings group to the master base station in the PDT common-frequency simulcastings group with
And it is each from base station；
The master base station be the PDT common-frequency simulcastings group control centre, the master base station be used for it is described
Being communicated from the terminal in base station and the master base station coverage in PDT common-frequency simulcasting groups.
2. a kind of method communicated between PDT common-frequency simulcastings group, it is characterised in that including：
The master base station of pro digital cluster PDT common-frequency simulcasting groups receives the first signaling from core net, will
What first signaling sent to the PDT common-frequency simulcastings group all covers from base station and the master base station
All terminals in the range of lid；
The PDT common-frequency simulcastings group includes a master base station and multiple from base station, and the master base station is institute
State the control centre of PDT common-frequency simulcasting groups.
3. method according to claim 2, it is characterised in that methods described also includes：
Received in the master base station from respectively from the terminal in base station and the master base station coverage
During the second signaling, the second signaling that same timestamp is carried in the frame head being initially received is sent to core
Net, abandons the second signaling that same timestamp is carried in remaining frame head received.
4. method according to claim 2, it is characterised in that methods described also includes：
When the master base station receives the calling of common-frequency simulcasting group, setup requests are sent to core net；
After the core net allows this call setup, notify the PDT with frequency by the core net
Being set up from base station call in group is broadcast together.
5. the method according to claim 2 to 4 any one, it is characterised in that methods described is also
Including：
The terminal in the master base station coverage or the media from base station are received in the master base station
After stream, RSSI selections A is indicated according to the intensity of the reception signal carried in the frame head of the Media Stream A frames
Frame, the mark in tunnel head is increased to the A frames of selection；
Mark in the tunnel head reads follow-up frame from corresponding tunnel.
6. a kind of PDT common-frequency simulcastings set up vertical device, it is characterised in that including：
Configuration module, for by all base stations of pro digital cluster PDT common-frequency simulcasting groups to be set up
One base station is configured to the master base station of the PDT common-frequency simulcastings group, and it is same that remaining base station is configured to the PDT
Frequency with broadcast group from base station；
First notification module, for giving the PDT same frequencies the configuration notification of the PDT common-frequency simulcastings group
With the master base station broadcast in group and respectively from base station；
The master base station be the PDT common-frequency simulcastings group control centre, the master base station be used for it is described
Being communicated from the terminal in base station and the master base station coverage in PDT common-frequency simulcasting groups.
7. the device communicated between a kind of PDT common-frequency simulcastings group, it is characterised in that including：
First sending module, for by the master base stations of pro digital cluster PDT common-frequency simulcasting groups receive come
From the first signaling of core net, first signaling is sent all to the PDT common-frequency simulcastings group
All terminals out of base station and the master base station coverage；
Wherein, the PDT common-frequency simulcastings group includes a master base station and multiple from base station, the main base
Stand as the control centre of the PDT common-frequency simulcastings group.
8. device according to claim 7, it is characterised in that described device also includes：
Second sending module, respectively covers for receiving to come from the master base station from base station and the master base station
During the second signaling of the terminal in the range of lid, the of same timestamp will be carried in the frame head being initially received
Two signalings are sent to core net, abandon the second signaling that same timestamp is carried in remaining frame head received.
9. device according to claim 7, it is characterised in that described device also includes：
3rd sending module, for when the master base station receives the calling of common-frequency simulcasting group, being sent out to core net
Send setup requests；
Second notification module, for after the core net allows this call setup, passing through the core net
Notify being set up from base station call in the PDT common-frequency simulcastings group.
10. the device according to claim 7 to 9 any one, it is characterised in that described device is also
Including：
Selecting module, for received in the master base station terminal in the master base station coverage or
After the Media Stream of base station, according to the received signal strength indicator carried in the A frame frame heads of the Media Stream
RSSI selects A frames, and the mark in tunnel head is increased to the A frames of selection；
Read module, follow-up frame is read for the mark in the tunnel head from corresponding tunnel.
11. a kind of PDT common-frequency broadcasting systems, it is characterised in that
The system includes multiple PDT common-frequency simulcastings groups, wherein, any PDT common-frequency simulcastings group includes
One master base station and multiple from base station, each master base station of the multiple PDT common-frequency simulcastings group is from described
Any base station picked out in all base stations of system, described is that the master base station is removed in the system from base station
Outside each base station, each master base station is respectively the control centre of the multiple PDT common-frequency simulcastings group；
Any master base station is used to being covered from base station in its common-frequency simulcasting group and in the master base station
In the range of terminal communicated, it is described from base station be used for in the common-frequency simulcasting group from belonging to base station
Master base station and communicated in the terminal out of base station range.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610011784.7A CN106961672A (en) | 2016-01-08 | 2016-01-08 | PDT common-frequency simulcastings set up cube method, communication means, relevant apparatus and system |
| PCT/CN2016/100340 WO2017118115A1 (en) | 2016-01-08 | 2016-09-27 | Pdt common-frequency simulcast group establishment method, communication method, related device and system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610011784.7A CN106961672A (en) | 2016-01-08 | 2016-01-08 | PDT common-frequency simulcastings set up cube method, communication means, relevant apparatus and system |
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| CN106961672A true CN106961672A (en) | 2017-07-18 |
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| CN201610011784.7A Pending CN106961672A (en) | 2016-01-08 | 2016-01-08 | PDT common-frequency simulcastings set up cube method, communication means, relevant apparatus and system |
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| WO (1) | WO2017118115A1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109218999A (en) * | 2018-07-23 | 2019-01-15 | 成都鼎桥通信技术有限公司 | A kind of the similar of PDT system broadcasts base station and system |
| CN110267211A (en) * | 2018-03-12 | 2019-09-20 | 海能达通信股份有限公司 | Simulcasting system, communication means and device |
| CN111194091A (en) * | 2018-11-14 | 2020-05-22 | 成都鼎桥通信技术有限公司 | Hybrid cluster system, resource scheduling method and device, and storage medium |
| CN112383930A (en) * | 2020-11-12 | 2021-02-19 | 东方通信股份有限公司 | Method for distributing same-frequency simulcasting carrier |
| CN113691945A (en) * | 2020-05-19 | 2021-11-23 | 成都鼎桥通信技术有限公司 | Method, equipment, base station and system for determining base station during PDT (just-in-time) simulcasting |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101772152A (en) * | 2010-02-11 | 2010-07-07 | 刘虎 | Method for synchronizing common-frequency simulcasting communication |
| GB2491335A (en) * | 2011-03-24 | 2012-12-05 | Wireless Tech Solutions Llc | A relay node receives broadcast data on a first channel and retransmits the broadcast data on a second channel |
| US8634323B2 (en) * | 2011-10-14 | 2014-01-21 | Qualcomm Incorporated | Apparatuses and methods for facilitating simulcasting and de-simulcasting with a plurality of base stations |
| CN102932909A (en) * | 2012-10-08 | 2013-02-13 | 科立讯通信股份有限公司 | Digital common frequency broadcasting system and wireless judgment and synchronization method |
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- 2016-01-08 CN CN201610011784.7A patent/CN106961672A/en active Pending
- 2016-09-27 WO PCT/CN2016/100340 patent/WO2017118115A1/en active Application Filing
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110267211A (en) * | 2018-03-12 | 2019-09-20 | 海能达通信股份有限公司 | Simulcasting system, communication means and device |
| CN110267211B (en) * | 2018-03-12 | 2021-11-16 | 海能达通信股份有限公司 | Simulcast system, communication method and device |
| CN109218999A (en) * | 2018-07-23 | 2019-01-15 | 成都鼎桥通信技术有限公司 | A kind of the similar of PDT system broadcasts base station and system |
| CN109218999B (en) * | 2018-07-23 | 2022-09-02 | 成都鼎桥通信技术有限公司 | Similar simulcast base station and system of PDT system |
| CN111194091A (en) * | 2018-11-14 | 2020-05-22 | 成都鼎桥通信技术有限公司 | Hybrid cluster system, resource scheduling method and device, and storage medium |
| CN111194091B (en) * | 2018-11-14 | 2022-04-15 | 成都鼎桥通信技术有限公司 | Hybrid cluster system, resource scheduling method and device, and storage medium |
| CN113691945A (en) * | 2020-05-19 | 2021-11-23 | 成都鼎桥通信技术有限公司 | Method, equipment, base station and system for determining base station during PDT (just-in-time) simulcasting |
| CN112383930A (en) * | 2020-11-12 | 2021-02-19 | 东方通信股份有限公司 | Method for distributing same-frequency simulcasting carrier |
| CN112383930B (en) * | 2020-11-12 | 2022-06-21 | 东方通信股份有限公司 | Method for distributing same-frequency simulcasting carrier |
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| Publication number | Publication date |
|---|---|
| WO2017118115A1 (en) | 2017-07-13 |
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Application publication date: 20170718 |