CN100438655C - Method for improving double-mode terminal speech quality in group telecommunication system - Google Patents
Method for improving double-mode terminal speech quality in group telecommunication system Download PDFInfo
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- CN100438655C CN100438655C CNB2006100720671A CN200610072067A CN100438655C CN 100438655 C CN100438655 C CN 100438655C CN B2006100720671 A CNB2006100720671 A CN B2006100720671A CN 200610072067 A CN200610072067 A CN 200610072067A CN 100438655 C CN100438655 C CN 100438655C
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Abstract
The method comprises: in trunking communication system, setting a dedicated group call signaling channel; the dual-mode user end in the trunking communication system uses one mode to process the voice service, and uses another to process the group call signaling through said group call signaling in the dedicated group call signaling channel processing system.
Description
Technical field
The present invention relates to communication field, relate in particular to a kind of method that improves double-mode terminal speech quality in the cluster communication system.
Background technology
Digital aggregated communication system is the novel mobile communication system that rise at the twentieth century end, it is except possessing common mobile communication network, outside the personal mobile communication service that can provide such as institutes such as GSM (Global Link mobile communcations system), CDMA (code division multiple access) networks, can also realize any communication between individual and colony.
Based on the GT800 on the GSM basis (800M frequency range) trunking communicating technology is a kind of professional digital cluster communication new technology based on time division multiple access, it is in conjunction with cellular telecommunication art, optimization and combination by to the TDMA (time division multiple access) and TD-SCDMA (CDMA (Code Division Multiple Access) that the time-division the is synchronous) communication technology can be professional cluster user high-performance, jumbo cluster communication service are provided; And the GT800 cluster communication system has the advantages such as data service that systematic function is stable, the capability of sustainable development continues performance and two-forty by force, fast.
In the prior art a kind of structure of dual-mode terminal as shown in Figure 1, this dual-mode terminal has comprised two cover RF (radio frequency) unit, two cover baseband processing units and two cover protocol stack processing units.As shown in Figure 1, two overlap mutually independently shared cover man-machine interface of RF unit, baseband processing unit and protocol stack processing unit and power supply etc.Two covers mutual independently RF unit, baseband processing unit and protocol stack processing unit have been formed two communication modules of user terminal.
A kind of method that improves double-mode terminal speech quality in the cluster communication system is in the prior art: adopt and steal frame technique.When the user listens to speech in the Dedicated Traffic Channel pattern, if this moment, system had quick channel associated signalling need send to this user, then adopt FACCH (Fast Associated Control Channel) to steal frame technique and on existing speech Dedicated Traffic Channel, steal partial voice, the partial voice of stealing is used to transmit above-mentioned quick channel associated signalling.
The shortcoming of said method is: owing to steal the speech quality that frame can have influence on Dedicated Traffic Channel, frequent frame steathily is unallowed.Because trunking communication adopts the shared channel pattern, monitor same group-calling channel simultaneously in addition with user in the group of sub-district.Signalings such as paging to user in these groups can only send by stealing the frame mode in the group-calling channel employing, steal the voice quality that frame too much also must have a strong impact on group-calling channel.
Summary of the invention
In view of above-mentioned existing in prior technology problem, the purpose of this invention is to provide a kind of method that improves double-mode terminal speech quality in the cluster communication system, thereby can solve in the cluster communication system such as GT800 owing to steal the problem that frame influences speech quality.
The objective of the invention is to be achieved through the following technical solutions:
A kind of method that improves double-mode terminal speech quality in the cluster communication system comprises step:
A kind of communication mode processed voice business of the dual mode subscriber terminal in the cluster communication system, another kind of communication mode is handled group calling signaling in the described cluster communication system by special-purpose group calling signaling channel;
Wherein, described special-purpose group calling signaling channel is for to be provided with in cluster communication system.
Described method further comprises:
The channel of described special-purpose group calling signaling channel is described the user terminal that is notified to all adding group callings in the sub-district by the base station by system message or notification message.
The described group calling signaling of handling in the described cluster communication system by special-purpose group calling signaling channel specifically comprises:
B1, described user terminal receive the group calling signaling that base station in the described cluster communication system and the speaker in the group calling send by described special-purpose group calling signaling channel;
B2, when the user terminal in the described cluster communication system is in group calling receiving mode or group calling sending mode, come group calling signaling in the receiving system by monitoring described special-purpose group calling signaling channel, and handle accordingly.
Described step B2 specifically comprises:
When described user terminal was in the group calling receiving mode, a cover communication module of user terminal was monitored the group calling Dedicated Traffic Channel, listens to the speaker's speech in the group calling Dedicated Traffic Channel; When user terminal was in the group calling sending mode, a cover communication module of user terminal was initiated speech in the group calling Dedicated Traffic Channel;
The another set of communication module of user terminal is monitored described special-purpose group calling signaling channel simultaneously, and judges whether the group calling signaling that listens to sends to the group calling signaling of this machine, if not, this group calling signaling is not processed; Otherwise, the processing of being correlated with according to this group calling signaling.
Described step B2 specifically comprises:
Receive the group calling signaling of higher priority when the another set of communication module of described user terminal, then notified the communication module of the monitoring group calling Dedicated Traffic Channel of described user terminal to withdraw from group calling, added the group calling of this higher priority;
Received high priority paging when the another set of communication module of described user terminal, then notified the communication module of the monitoring group calling Dedicated Traffic Channel of described user terminal to withdraw from group calling, responded this high priority paging at this machine.
Described cluster communication system comprises: 800M frequency range GT800 cluster communication system.
As seen from the above technical solution provided by the invention, the present invention is by increasing special-purpose group calling signaling channel in cluster communication system, transfers in this channel and sends stealing group calling signaling information that frame sends at the voice service channel in the past.Thereby can solve in the cluster communication system such as GT800 owing to steal the problem that frame influence speech quality, double-mode terminal speech quality in the cluster communication systems such as raising GT800.
Description of drawings
Fig. 1 is the structural representation of dual-mode terminal;
Fig. 2 is the process chart of the embodiment of the method for the invention.
Embodiment
The invention provides a kind of method that improves double-mode terminal speech quality in the cluster communication system, core of the present invention is: increase special-purpose group calling signaling channel in cluster communication system, transfer in this channel and send stealing group calling signaling information that frame sends at the voice service channel in the past.
Describe the present invention in detail below in conjunction with accompanying drawing, the handling process of the embodiment of the method for the invention comprises the steps: as shown in Figure 2
Step 2-1: in cluster communication system, increase special-purpose group calling signaling channel.
The present invention at first need increase special-purpose group calling signaling channel on the existing channel architecture of cluster communication system basis, this special use group calling signaling channel is used to send the signaling message of all group callings in the sub-district, steals group calling signaling information that frame sends at the voice service channel before being about to and transfers in this channel and send.
Such as, the channel architecture that has increased the cluster communication system of special-purpose group calling signaling channel can be as shown in table 1:
Table 1: the channel architecture of cluster communication system
| Timeslot number | Logic channel | The logic channel effect |
| 0 | Combination BCCH | Being used for idle mobile phone monitors |
| 1 | Special-purpose group calling signaling channel | The signaling that is used for these all group callings of sub-district sends.The user terminal that adds group calling is monitored the group calling signaling. |
| 2 | TCH | Traffic Channel |
| 3 | TCH | Traffic Channel |
| 4 | TCH | Traffic Channel |
| 5 | TCH | Traffic Channel |
| 6 | TCH | Traffic Channel |
| 7 | TCH | Traffic Channel |
The channel of above-mentioned special-purpose group calling signaling channel can be described the user terminal that is notified to all adding group callings in the sub-district by system message or notification message in the base station.
Step 2-2: when user terminal is in group calling receiving mode or group calling sending mode, by the group calling signaling in the described special-purpose group calling signaling channel receiving system.
Increased above-mentioned special-purpose group calling signaling channel in system after, the speaker in base station and the group calling just can send to the group calling signaling of user terminal by this special use group calling signaling channel.
When user terminal is in group calling receiving mode or group calling sending mode, just can comes group calling signaling in the receiving system, and handle accordingly by monitoring described special-purpose group calling signaling channel.Specifically describe as follows:
When user terminal enters the group calling receiving mode according to the notification message that receives:
One cover communication module (RF unit, baseband processing unit and protocol stack processing unit) of user terminal is monitored the group calling Dedicated Traffic Channel, listens to the speaker's speech in the group-calling channel.
The another set of communication module of user terminal is monitored above-mentioned special-purpose group calling signaling channel, the group calling signaling in the receiving system simultaneously.When user terminal listens to the group calling signaling, judge at first whether this signaling sends to the signaling of this machine, if not, this signaling is not processed; Otherwise, the processing of being correlated with according to signaling.
Such as, this communication module has been received the group calling of higher priority, then notifies another communication module to withdraw from group calling, adds the group calling of higher priority; This communication module has been received the high priority paging at this machine, then notifies another communication module to withdraw from group calling, responds this high priority paging.
When user terminal enters the group calling sending mode according to the notification message that receives:
One cover communication module of user terminal is initiated speech in the group calling Dedicated Traffic Channel, be responsible for to handle the transmission of speech and reception and with the dedicated signaling to the speaker of network interaction, as switching command etc.
The another set of communication module of user terminal is monitored above-mentioned special-purpose group calling signaling channel, the group calling signaling in the receiving system simultaneously.When user terminal listens to the group calling signaling, judge at first whether this signaling sends to the signaling of this machine, if not, this signaling is not processed; Otherwise, the processing of being correlated with according to signaling.
Such as, this communication module has been received the group calling of higher priority, then notifies another communication module to withdraw from group calling, adds the group calling of higher priority; This communication module has been received the high priority paging at this machine, then notifies another communication module to withdraw from group calling, responds this high priority paging.
In sum, because the group calling signaling in the system all sends in special-purpose group calling signaling channel, do not had the frame of stealing, thereby improved the voice quality in the group calling speech.
The method of the invention is applicable to cluster communication systems such as GT800.
The above; only for the preferable embodiment of the present invention, but protection scope of the present invention is not limited thereto, and anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of claim.
Claims (6)
1, a kind of method that improves double-mode terminal speech quality in the cluster communication system is characterized in that, comprises step:
A kind of communication mode processed voice business of the dual mode subscriber terminal in the cluster communication system, another kind of communication mode is handled group calling signaling in the described cluster communication system by special-purpose group calling signaling channel;
Wherein, described special-purpose group calling signaling channel is for to be provided with in cluster communication system.
2, method according to claim 1 is characterized in that, described method further comprises:
The channel of described special-purpose group calling signaling channel is described the user terminal that is notified to all adding group callings in the sub-district by the base station by system message or notification message.
3, method according to claim 1 and 2 is characterized in that, the described group calling signaling of handling in the described cluster communication system by special-purpose group calling signaling channel specifically comprises:
B1, described user terminal receive the group calling signaling that base station in the described cluster communication system and the speaker in the group calling send by described special-purpose group calling signaling channel;
B2, when the user terminal in the described cluster communication system is in group calling receiving mode or group calling sending mode, come group calling signaling in the receiving system by monitoring described special-purpose group calling signaling channel, and handle accordingly.
4, method according to claim 3 is characterized in that, described step B2 specifically comprises:
When described user terminal was in the group calling receiving mode, a cover communication module of user terminal was monitored the group calling Dedicated Traffic Channel, listens to the speaker's speech in the group calling Dedicated Traffic Channel; When user terminal was in the group calling sending mode, a cover communication module of user terminal was initiated speech in the group calling Dedicated Traffic Channel;
The another set of communication module of user terminal is monitored described special-purpose group calling signaling channel simultaneously, and judges whether the group calling signaling that listens to sends to the group calling signaling of this machine, if not, this group calling signaling is not processed; Otherwise, the processing of being correlated with according to this group calling signaling.
5, method according to claim 4 is characterized in that, described step B2 specifically comprises:
Receive the group calling signaling of higher priority when the another set of communication module of described user terminal, then notified the communication module of the monitoring group calling Dedicated Traffic Channel of described user terminal to withdraw from group calling, added the group calling of this higher priority;
Received high priority paging when the another set of communication module of described user terminal, then notified the communication module of the monitoring group calling Dedicated Traffic Channel of described user terminal to withdraw from group calling, responded this high priority paging at this machine.
6, method according to claim 1 is characterized in that, described cluster communication system comprises: 800M frequency range GT800 cluster communication system.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100720671A CN100438655C (en) | 2006-04-06 | 2006-04-06 | Method for improving double-mode terminal speech quality in group telecommunication system |
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| CNB2006100720671A CN100438655C (en) | 2006-04-06 | 2006-04-06 | Method for improving double-mode terminal speech quality in group telecommunication system |
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| CN1984385A CN1984385A (en) | 2007-06-20 |
| CN100438655C true CN100438655C (en) | 2008-11-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010145378A1 (en) * | 2009-06-19 | 2010-12-23 | 华为技术有限公司 | Method, device and system for reading system information of cell in heterogeneous system |
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| US20030044016A1 (en) * | 2001-09-01 | 2003-03-06 | Gabriela Nocham | Radio transceiver unit and a system for control and application of communications |
| CN1468009A (en) * | 2002-07-10 | 2004-01-14 | 协同智迅通信技术（深圳）有限公司 | Communication method for increasing paging receiving unit in terminal and system thereof |
| KR20040059540A (en) * | 2002-12-27 | 2004-07-06 | 유티스타콤코리아 유한회사 | Integrated board of BTS control processor block in micro BTS |
| WO2005086505A1 (en) * | 2004-03-10 | 2005-09-15 | Sk Telecom Co., Ltd. | Method and system for management of handover only trunk line between mobile switching centers for handover in mixed mobile communication system of an asynchronous network and a synchronous network |
-
2006
- 2006-04-06 CN CNB2006100720671A patent/CN100438655C/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2287612A (en) * | 1994-02-25 | 1995-09-20 | Motorola Ltd | Communications system |
| WO1998033337A2 (en) * | 1997-01-23 | 1998-07-30 | Northern Telecom Limited | Wireless access system with did and aiod functions |
| US20030044016A1 (en) * | 2001-09-01 | 2003-03-06 | Gabriela Nocham | Radio transceiver unit and a system for control and application of communications |
| CN1468009A (en) * | 2002-07-10 | 2004-01-14 | 协同智迅通信技术（深圳）有限公司 | Communication method for increasing paging receiving unit in terminal and system thereof |
| KR20040059540A (en) * | 2002-12-27 | 2004-07-06 | 유티스타콤코리아 유한회사 | Integrated board of BTS control processor block in micro BTS |
| WO2005086505A1 (en) * | 2004-03-10 | 2005-09-15 | Sk Telecom Co., Ltd. | Method and system for management of handover only trunk line between mobile switching centers for handover in mixed mobile communication system of an asynchronous network and a synchronous network |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2010145378A1 (en) * | 2009-06-19 | 2010-12-23 | 华为技术有限公司 | Method, device and system for reading system information of cell in heterogeneous system |
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| CN1984385A (en) | 2007-06-20 |
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