CN101657001A - Method for realizing multiuser time slot multiplexing, demodulation method and demodulation device - Google Patents
Method for realizing multiuser time slot multiplexing, demodulation method and demodulation device Download PDFInfo
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Abstract
The embodiment of the invention discloses a method for realizing multiuser time slot multiplexing, a demodulation method and a device. The method for realizing the multiuser time slot multiplexing comprises that after determining to multiplex a plurality of users in the same time slot, a network sends multiuser time slot multiplexing command information to at least one user of the plurality of users, wherein the command information is used to notify the user of the multiplexing in the same time slot with other users. The demodulation method of a mobile station comprises that: after determiningthe reception of the command information sent by the network, a first mobile station determines training sequences used by other mobile stations multiplexed with the first mobile station according tothe training sequence used by the first mobile station; and the first mobile station modulates the following information sent by the network according to the training sequence of the first mobile station and the training sequences of other mobile stations. The scheme enables the mobile station to know the type of the radio resource used by the mobile station and to adopt a distinguished demodulation processing operation for MUROS.
Description
Technical field
The present invention relates to the multiuser time slot multiplexing technical field, be specifically related to the implementation method of multiuser time slot multiplexing, the demodulation method of travelling carriage, the implement device of multiuser time slot multiplexing, the network equipment that is provided with the implement device of multiuser time slot multiplexing, demodulating equipment and travelling carriage.
Background technology
Multi-User Reuse One Slot (multiuser time slot multiplexing, MUROS) technology can provide two subchannels, make two Mobile Station (travelling carriages, MS) on identical Radio Resource, work, each MS takies a subchannel, and subchannel is distinguished by the training sequence of quadrature or nearly orthogonal.
The object lesson of the implementation method of a MUROS is: descending, the base station sends two-way GaussianMinimum Shift Keying (Gaussian Minimum Shift-frequency Keying, GMSK) signal produces class Quadrature Phase Shift Keying (Quadrature Phase Shift Keying, QPSK) signal, MS is used as not one's own signal as interference signal by the interference cancellation techniques of mutually orthogonal training sequence and enhancing and eliminates, thereby obtains one's own signal; Up, two multiplexing MS at same time slot use GMSK that signal is modulated at same time slot and transmission, the base station uses Successive Interference Cancellation (to disturb continuously and offset, SIC) or Joint Detection (joint-detection, JD) the multiplexing signal that sends of mode demodulation MS at same time slot, and (training sequence code TSC) is distinguished MS to pass through Training Sequence Code.
In realizing process of the present invention, the inventor finds: in the MUROS implementation procedure, the demodulation performance of MS is not high.
Summary of the invention
Embodiment of the present invention provides implementation method, demodulation method and the device of multiuser time slot multiplexing, makes travelling carriage can clearly know the type of the Radio Resource of its use.
The time slot method of a kind of multiuser time slot multiplexing that embodiment of the present invention provides comprises:
Network side is determined a plurality of users are multiplexing at same time slot;
Described network side at least one user in described a plurality of users sends the indication information of multiuser time slot multiplexing, and described indication information is used to inform that user and other user are multiplexing at same time slot.
Embodiment of the present invention also provides a kind of demodulation method of travelling carriage, comprising:
First travelling carriage is after determining the indication information that receives the multiuser time slot multiplexing that network side sends, and the training sequence that uses according to described first travelling carriage is determined the training sequence that uses with multiplexing other travelling carriage of described first travelling carriage; Described indication information is that network side is informed user and the multiplexing indication information at same time slot of other user;
Described first travelling carriage carries out demodulation according to the training sequence of described first travelling carriage use and the training sequence of described other travelling carriage use to the follow-up information of sending of network side.
Embodiment of the present invention also provides a kind of implement device of multiuser time slot multiplexing, comprising:
Determination module is used for determining a plurality of users are multiplexing at same time slot;
The indication sending module is used for sending at least one user of described a plurality of users the indication information of multiuser time slot multiplexing, and described indication information is used to inform that user and other user are multiplexing at same time slot.
Embodiment of the present invention also provides a kind of network equipment, is provided with the implement device of multiuser time slot multiplexing in this network equipment, and this device comprises:
Determination module is used for determining a plurality of users are multiplexing at same time slot;
The indication sending module is used for sending at least one user of described a plurality of users the indication information of multiuser time slot multiplexing, and described indication information is used to inform that user and other user are multiplexing at same time slot.
Embodiment of the present invention also provides a kind of demodulating equipment, and this demodulating equipment is arranged in first travelling carriage, and described device comprises:
Demodulation module, be used for receive with described first travelling carriage multiplexing before the training sequence that other travelling carriage of same time slot uses, the training sequence that uses according to described first travelling carriage carries out demodulation to the information that network side sends, behind the training sequence that receives described other travelling carriage use, the follow-up information of sending of network side is carried out demodulation according to the training sequence of described first travelling carriage use and the training sequence of described other travelling carriage use;
Trigger module is used for producing trigger action after determining the indication information that information that demodulation module demodulates includes the multiuser time slot multiplexing that network side sends;
The training sequence module, be used for after trigger module produces trigger action, according to the training sequence that the training sequence of described first travelling carriage use is determined and multiplexing other travelling carriage in same time slot of described first travelling carriage uses, and the training sequence that described other travelling carriage is used offers demodulation module.
Embodiment of the present invention also provides a kind of travelling carriage, comprising:
Receiver module is used to receive the information that network side sends;
Demodulation module, be used for receive with described first travelling carriage multiplexing before the training sequence that other travelling carriage of same time slot uses, the training sequence that uses according to described first travelling carriage carries out demodulation to the information that receiver module receives, behind the training sequence that receives described other travelling carriage use, the information that receiver module receives is carried out demodulation according to the training sequence of described first travelling carriage use and the training sequence of described other travelling carriage use;
Trigger module is used for producing trigger action after determining the indication information that information that demodulation module demodulates includes the multiuser time slot multiplexing that network side sends;
The training sequence module, be used for after trigger module produces trigger action, according to the training sequence that the training sequence of described first travelling carriage use is determined and multiplexing other travelling carriage in same time slot of described first travelling carriage uses, and the training sequence that described other travelling carriage is used offers demodulation module.
Description by technique scheme as can be known, network side is used to inform user and the multiplexing indication information at same time slot of other user by sending to the user, make travelling carriage can clearly know the type of the Radio Resource of its use, thereby make travelling carriage can know the training sequence of other travelling carriage at same time slot multiplexing with it; Travelling carriage can demodulation be known more information, thereby promote its demodulation performance by utilize the training sequence of other travelling carriage at same time slot multiplexing with it in demodulating process.
Description of drawings
Fig. 1 is the implementation method flow chart of the multiuser time slot multiplexing of embodiment of the present invention;
Fig. 2 is the demodulation method flow chart of the travelling carriage of embodiment of the present invention;
Fig. 3 is the implement device schematic diagram of the multiuser time slot multiplexing of embodiment of the present invention;
Fig. 4 is the network equipment schematic diagram of embodiment of the present invention;
Fig. 5 is the demodulating equipment schematic diagram of the travelling carriage of embodiment of the present invention;
Fig. 6 is the travelling carriage schematic diagram of embodiment of the present invention.
Embodiment
Whether be situation based on the Radio Resource of MUROS under MS do not know the type of the Radio Resource of its use, MS can not adopt the differentiated treatment process at MUROS like this at network side if not notifying Radio Resource that MS uses.A concrete example of differentiated treatment process is: for the MS based on QPSK, because adopting MUROS user's training sequence code is the quadrature pairing of fixing, therefore, if MS knows the Radio Resource that oneself uses and is the Radio Resource based on MUROS, then MS can be known the training sequence code of multiplexing other MS at same time slot according to the training sequence code of oneself, like this, at MS the signal that receives is carried out in the process of demodulation, MS can not only use the training sequence code of himself, can also use the training sequence code of multiplexing other MS at same time slot, know more information with demodulation.In above-mentioned example, because MS can demodulation be known more information, therefore, MS can promote its demodulation performance.
A specific embodiment below in conjunction with the implementation method of 1 couple of MUROS of accompanying drawing describes.
Among Fig. 1, step 100, network side are determined need be multiplexing in same time slot with a plurality of users, to step 110.
In above-mentioned steps 100, it is multiplexing in same time slot with a plurality of users that network side can be determined needs according to current resource operating position.Network side is determined and the multiplexing specific implementation process at same time slot of a plurality of users can need be adopted multiple implementation procedure, for example, can determine whether according to predetermined policy need be multiplexing at same time slot and need which user is multiplexing in same time slot or the like with a plurality of users for network side.Multiplexing a plurality of users at same time slot here can be the users who all waits for allocation of radio resources, also can be the user who all carries out hand-off process, in addition, a plurality of users can also be that a part of user is using assigned radio resource to carry out the business data frame transmission, and another part user is user who waits for allocation of radio resources or the user who carries out hand-off process.Also have, the network side here is the network equipment, the network equipment such as base station, base station controller etc.Need to prove that the network equipment of carrying out different operating step shown in Figure 1 can be the same network equipment, also can be the different network equipments; And here multiplexing can be multiplexing on full speed channel, also can be multiplexing on half-rate channel.
Step 110, network side determine need be with a plurality of users multiplexing in same time slot after, at least one user in the multiplexing a plurality of users in same time slot of needs sends the indication information of MUROS, and is multiplexing in same time slot to inform user and other user.
In above-mentioned steps 110, the time that network side sends indication information can be: determine need be with a plurality of users multiplexing in same time slot after and carry out a plurality of users before the multiplexing operation in same time slot; The time that network side sends indication information also can be: network side is being carried out a plurality of users in the multiplexing operation in same time slot or afterwards.
In above-mentioned steps 110, network side can send indication information to the certain customers among multiplexing a plurality of users in same time slot, also can send indication information to multiplexing all users in same time slot.
In above-mentioned steps 110, network side can be carried at indication information in the signaling and send, and also indication information can be carried in the business data frame to send.The signaling here can be existing signaling, also can be the signaling that is exclusively used in the carrying indication information.When signaling is existing signaling, need in the network side certain existing signaling is expanded, like this, network side can be carried at the mode of indication information with the MUROS indication information element in the signaling of this expansion, certainly, travelling carriage needs also to know which signaling expands at indication information, so that can identify the MUROS indication information element.When signaling is when being exclusively used in the signaling of carrying indication information, need to increase new signaling in the network side, like this, network side can be carried at the mode of indication information with the MUROS indication information element in the new signaling of this increase, certainly, travelling carriage also needs to know newly-increased signaling, so that can identify the MUROS indication information element.
In above-mentioned steps 110, network side can send indication information by signaling or business data frame to the user under user's various states, for example, for the user who is in switching state, need this user and other user is multiplexing in same time slot if network side is determined, then network side can be in switching flow sends the signaling that carry the MUROS indication information element to the user who is in switching state, this signaling such as switching command or the newly-increased signaling that is exclusively used in the carrying indication information etc.; Again for example, for initiating professional and waiting for that network side is the user of its distributing radio resource, need this user and other user is multiplexing in same time slot if network side is determined, then network side can send the signaling that carry the MUROS indication information element to the user who waits for allocation of radio resources in the appointment flow process, the signaling that is exclusively used in the carrying indication information that this signaling is ordered or increased newly as appointment etc.; Again for example, for the user who is in the business data frame transmission state, need this user and other user is multiplexing in same time slot if network side is determined, then network side can send the business data frame that carries the signaling of MUROS indication information element or carry the MUROS indication information element to this user's transmission in the business data frame process to this user; Network side can utilize the signaling that periodically sends to send the MUROS indication information element to this user.
From above-mentioned description at Fig. 1 as can be known, network side among this embodiment is by sending indication information to multiplexing at least one user in same time slot, make travelling carriage can clearly know the type of the Radio Resource of its use, thereby make travelling carriage adopt the differentiated treatment process at MUROS; Network side sends indication information by utilizing signaling and/or business data frame, and by utilizing switching flow and/or assigning flow process to send above-mentioned signaling and, make indication information can make things convenient for, be sent in time the user by utilizing the business data frame transmission course to send above-mentioned signaling and carrying the business data frame of indication information.
Below at concrete application scenarios, multiplexing with two users be the implementation method that example is described multiuser time slot multiplexing at same time slot.
Application scenarios one, user 1 and user 2 all need to carry out hand-off process, and network side notifies user 1 and user 2 multiplexing in same time slot by switching flow.
User 1 and user 2 all need to carry out hand-off process, network side determine user 1 and user 2 need multiplexing in same time slot after, MUROS indicator (MUROS indication) is added among the Handover Command after the expansion, and send Handover Command respectively to user 1 and user 2, to inform user 1 and user 2: switch at this, the channel that distributes for the user is the channel multiplexing with other user.
Certainly, in above-mentioned application scenarios one, network side also only a user in user 1 and user 2 send the Handover Command that carries MUROS indicator, and send the Handover Command that does not carry MUROS indicator to another user.Need to prove that in addition in above-mentioned application scenarios one, network side can send Handover Command to user 1 and user 2 simultaneously, also can successively send Handover Command to user 1 and user 2.
It is professional that application scenarios two, user 1 and user 2 all initiate, and wait for the network side distributing radio resource, and network side notifies user 1 and user 2 multiplexing in same time slot by assigning flow process.
User 1 and user 2 all initiate professional, and wait for that all network side is its distributing radio resource, network side determine user 1 and user 2 need multiplexing in same time slot after, MUROS indicator is added among the Assignment Command after the expansion, and send AssignmentCommand respectively to user 1 and user 2, to inform user 1 and user 2: at this Client-initiated business, the channel that distributes for the user is the channel multiplexing with other user.
Certainly, in application scenarios two, network side also only a user in user 1 and user 2 send the Assignment Command that carries MUROS indicator, and send the Assignment Command that does not carry MUROS indicator to another user.Need to prove that in addition in above-mentioned application scenarios two, network side can send Assignment Command to user 1 and user 2 simultaneously, also can successively send Assignment Command to user 1 and user 2.
Application scenarios three, user 1 initiated professional, and user 1 waits for that network side be its distributing radio resource, and user 2 need carry out hand-off process, and network side notifies user 1 and user 2 multiplexing in same time slot by appointment flow process and switching flow.
User 1 initiates professional, and waits for that network side is its distributing radio resource, and user 2 need carry out hand-off process.Network side determine user 1 and user 2 need multiplexing in same time slot after, MUROSindicator is added among the Assignment Command after the expansion, and to user 1 transmission AssignmentCommand, to inform user 1: at this Client-initiated business, the channel that distributes for the user is the channel multiplexing with other user; Afterwards, network side is added on MUROS indicator among the Handover Command after the expansion, network side sends Handover Command to user 2, and to inform user 2: switch at this, the channel that distributes for the user is the channel multiplexing with other user.
Certainly, in application scenarios three, network side also can send the Assignment Command that carries MUROS indicator to user 1, sends the HandoverCommand that does not carry MUROS indicator to user 2; Perhaps network side sends the AssignmentCommand that does not carry MUROS indicator to user 1, sends the Handover Command that carries MUROS indicator to user 2.Need to prove that in addition in above-mentioned application scenarios three, network side also can send HandoverCommand to user 2 earlier, then, sends Assignment Command to user 1 again.
Application scenarios four, user 1 carry out business data frame transmission with network side, and user 2 need carry out hand-off process, and network side notifies user 1 and user 2 multiplexing in same time slot.
Just (promptly user 1 carries out the business data frame transmission with network side to user 1 for Traffic Channel, TCH) enterprising industry affair, and user 2 need carry out hand-off process at Traffic Channel.Network side determine user 1 and user 2 need multiplexing in same time slot after, MUROS indicator is added in the next business data frame that needs to send, for example, after network side arrives the channel of user's 1 current use with user's 2 successful switch, network side makes MUROS indicator take 1 bit in this business datum in the business data frame that the next one need send, promptly with 1 bit in the MUROS indicator replacement business data frame, then, network side sends the business data frame that carries MUROS indicator to user 1, and to inform user 1: the Traffic Channel of user's 1 current use is changed to the channel multiplexing with other user.Object lesson with 1 bit in the MUROS indicator replacement business data frame is: have two in the TCH frame (being business data frame) usually and steal the flag of frame bits, these two bits are 00 in the TCH frame, at this moment, if there is user 2 to switch to user 1 channel, then MUROS indicator can be replaced second bit stealing in the flag of frame, the flag of frame steathily after the replacement is 01; When this is stolen flag of frame and is 01, inform that promptly the Traffic Channel of user's 1 current use has been changed to the channel multiplexing with other user.Network side is added on MUROS indicator among the Handover Command after the expansion, and sends Handover Command to user 2, and to inform user 2: switch at this, the channel that distributes for the user is the channel multiplexing with other user.
Certainly, in application scenarios four, network side also can send the business data frame that carries MUROS indicator to user 1, sends the Handover Command that does not carry MUROS indicator to user 2; Perhaps network side sends the business data frame of not carrying MUROS indicator to user 1, sends the Handover Command that carries MUROS indicator to user 2.Need to prove in addition, in above-mentioned application scenarios four, network side can carry out to the operation that user 2 sends Handover Command simultaneously to operation and the network side that user 1 sends the business data frame that carries MUROS indicator, also can successively carry out.
Application scenarios five, user 1 carry out business data frame transmission with network side, and user 2 initiates professionally also to wait for that network side is its distributing radio resource, and network side notifies user 1 and user 2 multiplexing in same time slot.
User 1 just is engaged in the enterprising industry of TCH, and promptly user 1 carries out the business data frame transmission with network side, and user 2 has initiated professional and waited for that network side is its distributing radio resource.Network side determine user 1 and user 2 need multiplexing in same time slot after, MUROS indicator is added in the next business data frame that needs to send, for example, network side utilizes MUROS indicator to replace 1 bit (as replacing second bit stealing in the flag of frame) in this business data frame in the next one need be sent to user 1 business data frame, then, network side sends the business data frame that carries MUROS indicator to user 1, and to inform user 1: the Traffic Channel of user's 1 current use is changed to the channel multiplexing with other user.Network side is added on MUROS indicator among the Assignment Command after the expansion, and to user 2 transmission Assignment Command, to inform user 2: at the business of this initiation, the channel that distributes for the user is the channel multiplexing with other user.
Certainly, in application scenarios five, network side also can send the business data frame that carries MUROS indicator to user 1, sends the AssignmentCommand that does not carry MUROS indicator to user 2; Perhaps network side sends the business data frame of not carrying MUROS indicator to user 1, sends the Assignment Command that carries MUROS indicator to user 2.Need to prove in addition, in above-mentioned application scenarios five, network side can carry out to the operation that user 2 sends Assignment Command simultaneously to operation and the network side that user 1 sends the business data frame that carries MUROS indicator, also can successively carry out.
Application scenarios six, user 1 carry out business data frame transmission with network side, and user 2 need carry out hand-off process, and network side notifies user 1 and user 2 multiplexing in same time slot.
User 1 just is engaged in the enterprising industry of TCH, and promptly user 1 carries out the business data frame transmission with network side, and user 2 need carry out hand-off process.Network side determine user 1 and user 2 need multiplexing in same time slot after, by Fast Associated Control Channel (Fast Associated Control Channel, FACCH) be exclusively used in the signaling of carrying MUROS indicator (as MUROS statusmodification to user's 1 transmission, for example, after the channel that switch to user 1 current use of network side with user's 2 successes, network side is stolen frame and is transmitted above-mentioned FACCH signaling (MUROS status modification) to user's 1 next business data frame of transmission (as speech frame) time, to inform user 1: the Traffic Channel of user's 1 current use is changed to the channel multiplexing with other user.Network side is added on MUROS indicator among the Handover Command after the expansion, and sends Handover Command to user 2, and to inform user 2: switch at this, the channel that distributes for the user is the channel multiplexing with other user.
Certainly, in application scenarios six, network side also can send the MUROS status modification that carries MUROS indicator to user 1, sends the Handover Command that does not carry MUROS indicator to user 2; Perhaps network side sends the MUROS status modification that does not carry MUROS indicator to user 1, sends the HandoverCommand that carries MUROS indicator to user 2.Need to prove in addition, in above-mentioned application scenarios six, network side can carry out to the operation that user 2 sends HandoverCommand simultaneously to operation and the network side that user 1 sends the FACCH signaling that carries MUROS indicator, also can successively carry out.
Application scenarios seven, user 1 carry out business data frame transmission with network side, and user 2 initiates professionally also to wait for that network side is its distributing radio resource, and network side notifies user 1 and user 2 multiplexing in same time slot.
User 1 just is engaged in the enterprising industry of TCH, and promptly user 1 carries out the business data frame transmission with network side, and user 2 initiates professional and waiting for that network side is its distributing radio resource.Network side determine user 1 and user 2 need multiplexing in same time slot after, send the signaling (as MUROS status modification) that is exclusively used in carrying MUROS indicator to user 1 by the FACCH channel, for example, network side is stolen frame and is transmitted above-mentioned FACCH signaling to user's 1 next business data frame of transmission (as speech frame) time, to inform user 1: the Traffic Channel of user's 1 current use is changed to the channel multiplexing with other user.Network side is added on MUROS indicator among the Assignment Command after the expansion, and to user 2 transmission Assignment Command, to inform user 2: at the business of this initiation, the channel that distributes for the user is the channel multiplexing with other user.
Certainly, in application scenarios seven, network side also can send the MUROS status modification that carries MUROS indicator to user 1, sends the Assignment Command that does not carry MUROS indicator to user 2; Perhaps network side sends the MUROS status modification that does not carry MUROS indicator to user 1, sends the AssignmentCommand that carries MUROS indicator to user 2.Need to prove in addition, in above-mentioned application scenarios seven, network side can carry out to the operation that user 2 sends AssignmentCommand simultaneously to operation and the network side that user 1 sends the FACCH signaling that carries MUROS indicator, also can successively carry out.
Application scenarios eight, user 1 carry out business data frame transmission with network side, and user 2 need carry out hand-off process, and network side notifies user 1 and user 2 multiplexing in same time slot.
User 1 just is engaged in the enterprising industry of TCH, and promptly user 1 carries out the business data frame transmission with network side, and user 2 need carry out hand-off process.Network side determine user 1 and user 2 need multiplexing in same time slot after, by Slow Associated Control Channel (slow associated control channel, SACCH) send the signaling of the expansion that carries MUROS indicator to user 1, for example, after the channel that switch to user 1 current use of network side with user's 2 successes, network side (by SACCH when user 1 sends channel associated signalling) when the next SACCH frame that needs send, MUROS indicator is carried on first idle bit place of this signaling, and send this signaling to user 1 by SACCH, to inform user 1: the Traffic Channel of user's 1 current use is changed to the Traffic Channel multiplexing with other user.Network side is added on MUROS indicator among the Handover Command after the expansion, and sends Handover Command to user 2, and to inform user 2: switch at this, the channel that distributes for the user is the channel multiplexing with other user.
Certainly, in application scenarios eight, network side also can send the signaling that carries MUROS indicator to user 1 by SACCH, sends the HandoverCommand that does not carry MUROS indicator to user 2; Perhaps network side sends the signaling of not carrying MUROS indicator by SACCH to user 1, sends the Handover Command that carries MUROS indicator to user 2.Need to prove in addition, in above-mentioned application scenarios eight, network side can carry out to the operation that user 2 sends Handover Command simultaneously to operation and the network side that user 1 sends the SACCH signaling that carries MUROS indicator, also can successively carry out.
Application scenarios nine, user 1 carry out business data frame transmission with network side, and user 2 initiates professionally also to wait for that network side is its distributing radio resource, and network side notifies user 1 and user 2 multiplexing in same time slot.
User 1 just is engaged in the enterprising industry of TCH, and promptly user 1 carries out the business data frame transmission with network side, and user 2 initiates professional and waiting for that network side is its distributing radio resource.Network side determine user 1 and user 2 need multiplexing in same time slot after, send the signaling of the expansion that carries MUROSindicator to user 1 by SACCH, for example, network side by SACCH when user 1 sends next SACCH signaling, MUROS indicator is carried on first idle bit place of this signaling, and send this signaling to user 1 by SACCH, to inform user 1: the Traffic Channel of user's 1 current use is changed to the Traffic Channel multiplexing with other user.Network side is added on MUROS indicator among the AssignmentCommand after the expansion, and to user 2 transmission Assignment Command, to inform user 2: at the business of this initiation, the channel that distributes for the user is the channel multiplexing with other user.
Certainly, in application scenarios nine, network side also can send the signaling that carries MUROS indicator to user 1 by SACCH, sends the AssignmentCommand that does not carry MUROS indicator to user 2; Perhaps network side sends the signaling of not carrying MUROS indicator by SACCH to user 1, sends the Assignment Command that carries MUROS indicator to user 2.Need to prove in addition, in above-mentioned application scenarios nine, network side can carry out to the operation that user 2 sends Assignment Command simultaneously to operation and the network side that user 1 sends the SACCH signaling that carries MUROS indicator, also can successively carry out.
A specific embodiment below in conjunction with 2 pairs of travelling carriage demodulation methods of accompanying drawing describes.
Among Fig. 2, step 200, first travelling carriage receive the information that network side sends.This information can be signaling, also can be business data frame or the like.Need to prove that first travelling carriage here is not to refer in particular to certain travelling carriage, the describing mode that adopts first travelling carriage is in order effectively to distinguish multiplexing a plurality of users in same time slot.
Step 210, first travelling carriage judge in the information that receives whether include the indication information of MUROS, if include indication information, then arrive step 220, if do not include indication information, then arrive step 240.Above-mentioned indication information is that network side is informed user and the multiplexing indication information at same time slot of other user.
Include in information under the situation of indication information, network side sends the mode of the information that includes indication information such as the description among the above-mentioned embodiment to first travelling carriage; For example, network side is carried at the MUROS indication information element in the signaling and sends to travelling carriage, the signaling here can be the signaling of having expanded, also can be the signaling that is exclusively used in carrying MUROS indication information element, above-mentioned signaling can be in the switching flow signaling (as switching command), assign signaling (as assigning order) in the flow process, receive signaling (as the signaling that sends by Fast Associated Control Channel) of stealing the frame transmission in the business data frame process and/or the signaling (as the signaling that sends by slow associated control channel) that periodically sends etc. the user; Again for example, network side is carried at the MUROS indication information element in the business data frame and sends to travelling carriage.That is to say first travelling carriage can judge whether include the MUROS indication information element in the signaling that receives, also can judge whether include the MUROS indication information element in the business data frame that receives.
Step 220, first travelling carriage are determined the training sequence that at other travelling carriage of same time slot use multiplexing with it according to the training sequence (being TSC) that himself uses, to step 230.The concrete example that the training sequence that travelling carriage uses according to himself is determined the method for the training sequence that above-mentioned other travelling carriage uses is: first travelling carriage according to the quadrature pair principle of training sequence, utilize the training sequence that himself uses to determine the training sequence that another travelling carriage in same time slot multiplexing with it uses.
The training sequence that step 230, first travelling carriage utilize the training sequence that himself uses and above-mentioned other travelling carriage to use carries out demodulation to the information that first travelling carriage receives.Need to prove, know at first travelling carriage before the training sequence of other travelling carriage use, first travelling carriage can adopt existing mode that its information that receives is carried out demodulation, as utilizes the training sequence that himself uses that its information that receives is carried out demodulation.
From above-mentioned description at Fig. 2 as can be known, first travelling carriage can get access to indication information from the information that network side sends, like this, first travelling carriage can be known the type of the Radio Resource of its use according to this indication information, further, can make first travelling carriage can know the training sequence of other travelling carriage at same time slot multiplexing with it; First travelling carriage can demodulation be known more information, thereby promote its demodulation performance by utilize the training sequence of other travelling carriage at same time slot multiplexing with it in demodulating process.
Through the above description of the embodiments, those skilled in the art can be well understood to the present invention and can realize by the mode that software adds essential hardware platform, can certainly all implement, but the former is better execution mode under a lot of situation by hardware.Based on such understanding, all or part of can the embodying that technical scheme of the present invention contributes to background technology with the form of software product, this computer software product can be stored in the storage medium, as ROM/RAM, magnetic disc, CD etc., comprise that some instructions are with so that a computer equipment (can be a personal computer, server, the perhaps network equipment etc.) carry out the described method of some part of each embodiment of the present invention or embodiment.
An object lesson of the implement device of MUROS is described below in conjunction with accompanying drawing 3.
Comprise in the device shown in Figure 3: determination module 300 and indication sending module 310.
Determination module 300 is determined a plurality of users multiplexing at same time slot.It is multiplexing in same time slot with a plurality of users that determination module 300 can be determined needs according to current resource operating position.Determination module 300 is determined need be with the multiplexing specific implementation process at same time slot of a plurality of users, the multiplexing state of user in same time slot of needs like the description in the said method execution mode.
Indication sending module 310 at least one user in the multiplexing a plurality of users in same time slot of needs sends the indication information of MUROS, and this indication information is used to inform that user and other user are multiplexing at same time slot.The indication information here can be carried in the signaling or be carried in the business data frame and send to the user.
Indicate sending module 310 to comprise and carry submodule 311 and send submodule 312.
Carrying submodule 311 is carried at the MUROS indication information element in signaling and/or the business data frame.Carry submodule 311 in signaling and/or business data frame, carry the MUROS indication information element the specific implementation process can in the said method execution mode at the description of each embodiment, in this no longer repeat specification.
Send signaling and/or business data frame at least one user's transmission in multiplexing a plurality of users in same time slot that submodule 312 will carry the MUROS indication information element.
Device shown in Figure 3 can be arranged in certain network equipment of network side, as is arranged at base station controller or is arranged at the base station medium.
An object lesson of the network equipment of the implement device that is provided with MUROS is described below in conjunction with accompanying drawing 4.
The network equipment among Fig. 4 can be base station controller, also can be the base station.Be provided with the implement device of MUROS in this network equipment, this device comprises: determination module 400 and indication sending module 410.
Determination module 400 is determined a plurality of users multiplexing at same time slot.It is multiplexing in same time slot with a plurality of users that determination module 400 can be determined needs according to current resource operating position.Determination module 400 is determined need be with the multiplexing specific implementation process at same time slot of a plurality of users, the multiplexing state of user in same time slot of needs like the description in the said method execution mode.
Indication sending module 410 at least one user in the multiplexing a plurality of users in same time slot of needs sends the indication information of MUROS, and this indication information is used to inform that user and other user are multiplexing at same time slot.The indication information here can be carried in the signaling or be carried in the business data frame and send to the user.
Indicate sending module 410 to comprise and carry submodule 411 and send submodule 412.
Carrying submodule 411 is carried at the MUROS indication information element in signaling and/or the business data frame.Carry submodule 411 in signaling and/or business data frame, carry the MUROS indication information element the specific implementation process can in the said method execution mode at the description of each embodiment, in this no longer repeat specification.
Send signaling and/or business data frame at least one user's transmission in multiplexing a plurality of users in same time slot that submodule 412 will carry the MUROS indication information element.
From above-mentioned description at Fig. 4 and Fig. 5 as can be known, the implement device of MUROS that is arranged at network side is by sending indication information to multiplexing at least one user in same time slot, make travelling carriage can clearly know the type of the Radio Resource of its use, thereby make travelling carriage adopt the differentiated treatment process at MUROS; The indication sending module sends indication information by utilizing signaling and/or business data frame, and by utilizing switching flow and/or assigning flow process to send above-mentioned signaling and, make indication information can make things convenient for, be sent in time the user by utilizing the business data frame transmission course to send above-mentioned signaling and carrying the business data frame of indication information.
An object lesson of the demodulating equipment that is arranged at travelling carriage is described below in conjunction with accompanying drawing 5.
Demodulating equipment shown in Figure 5 comprises: demodulation module 500, trigger module 510 and training sequence module 520.
The information that 500 pairs of travelling carriages of demodulation module receive is carried out demodulation.In demodulating process, demodulation module 500 need use training sequence, demodulation module 500 receive with its place travelling carriage multiplexing before the training sequence that other travelling carriage of same time slot uses, the training sequence that uses according to its place travelling carriage carries out demodulation to the information that travelling carriage receives, demodulation module 500 carries out demodulation according to the training sequence of its place travelling carriage use and the training sequence of above-mentioned other travelling carriage use that receives to the information that travelling carriage receives behind the training sequence that receives above-mentioned other travelling carriage use.The training sequence that other travelling carriage that demodulation module 500 receives uses is 520 outputs of training sequence module.The training sequence that its place travelling carriage that demodulation module 500 uses uses can be provided from other module by (providing as demodulation module 500 as training sequence module 520), also can set in advance among demodulation module 500.Demodulation module 500 demodulated information comprise signaling, business data frame etc., and demodulation module 500 can be exported the information after the demodulation.
Trigger module 510 produces trigger action include the indication information of MUROS in the information of determining demodulation module output after, promptly triggers training sequence module 520.The indication information here is that network side is informed user and the multiplexing information in same time slot of other user.This indication information can be carried in the signaling, also can be carried in the business data frame, concrete description as above-mentioned method execution mode.
Adopting indication information to be carried under the situation of signaling, trigger module 510 comprises: first triggers submodule 511, is adopting indication information to be carried under the situation of business data frame, and trigger module 510 comprises: second triggers submodule 512.Trigger module 510 can comprise simultaneously that first triggers the submodule 511 and the second triggering submodule 512.
First triggers in the signaling that submodule 511 judges that demodulation module 500 demodulates whether include the MUROS indication information element, determine include the MUROS indication information element after, triggering training sequence module 520.The description of each embodiment in signaling here such as the above-mentioned method execution mode.
Second triggers in the business data frame that submodule 512 judges that demodulation module 500 demodulates whether the MUROS indication information element is arranged, determine include the MUROS indication information element after, triggering training sequence module 520.Business data frame carries the description in MUROS indication information element such as the above-mentioned method execution mode.
Training sequence module 520 is after the module that is triggered triggers, according to the training sequence that the training sequence of its place travelling carriage (i.e. first travelling carriage) use is determined and multiplexing other travelling carriage in same time slot of first travelling carriage uses, and the training sequence that other travelling carriage is used offers demodulation module 500.The concrete example that the training sequence that training sequence module 520 is used according to first travelling carriage is determined the training sequence of above-mentioned other travelling carriage use is: training sequence module 520 is determined the training sequence that uses with multiplexing another travelling carriage in same time slot of first travelling carriage according to the quadrature pair principle of training sequence, the training sequence that utilizes first travelling carriage to use.
An object lesson of travelling carriage is described below in conjunction with accompanying drawing 6.
Travelling carriage shown in Figure 6 comprises: receiver module 600, demodulation module 610, trigger module 620 and training sequence module 630.
Receiver module 600 receives the information that network side sends.The information here such as signaling, business data frame etc.
The information that 610 pairs of receiver modules 600 of demodulation module receive is carried out demodulation.In demodulating process, demodulation module 610 need use training sequence, demodulation module 610 receive with its place travelling carriage multiplexing before the training sequence that other travelling carriage of same time slot uses, the training sequence that uses according to its place travelling carriage carries out demodulation to the information that travelling carriage receives, demodulation module 610 carries out demodulation according to the training sequence of its place travelling carriage use and the training sequence of above-mentioned other travelling carriage use that receives to the information that receiver module 600 receives behind the training sequence that receives above-mentioned other travelling carriage use.The training sequence that other travelling carriage that demodulation module 610 receives uses is 630 outputs of training sequence module.The training sequence that its place travelling carriage that demodulation module 610 uses uses can be provided from other module by (providing as demodulation module 610 as training sequence module 630), also can set in advance among demodulation module 610.Demodulation module 610 demodulated information comprise signaling, business data frame etc., and demodulation module 610 can be exported the information after the demodulation.
Trigger module 620 produces trigger action include the indication information of MUROS in the information of determining demodulation module output after, promptly triggers training sequence module 630.The indication information here is that network side is informed user and the multiplexing information in same time slot of other user.This indication information can be carried in the signaling, also can be carried in the business data frame, concrete description as above-mentioned method execution mode.
Adopting indication information to be carried under the situation of signaling, trigger module 620 comprises: first triggers submodule 621, is adopting indication information to be carried under the situation of business data frame, and trigger module 620 comprises: second triggers submodule 622.Trigger module 620 can comprise simultaneously that first triggers the submodule 621 and the second triggering submodule 622.
First triggers in the signaling that submodule 621 judges that demodulation module 610 demodulates whether include the MUROS indication information element, determine include the MUROS indication information element after, triggering training sequence module 630.The description of each embodiment in signaling here such as the above-mentioned method execution mode.
Second triggers in the business data frame that submodule 622 judges that demodulation module 610 demodulates whether the MUROS indication information element is arranged, determine include the MUROS indication information element after, triggering training sequence module 630.Business data frame carries the description in MUROS indication information element such as the above-mentioned method execution mode.
Training sequence module 630 is after the module that is triggered triggers, according to the training sequence that the training sequence of its place travelling carriage (i.e. first travelling carriage) use is determined and multiplexing other travelling carriage in same time slot of first travelling carriage uses, and the training sequence that other travelling carriage is used offers demodulation module 610.The concrete example that the training sequence that training sequence module 630 is used according to first travelling carriage is determined the training sequence of above-mentioned other travelling carriage use is: training sequence module 630 is determined the training sequence that uses with multiplexing another travelling carriage in same time slot of first travelling carriage according to the quadrature pair principle of training sequence, the training sequence that utilizes first travelling carriage to use.
From above-mentioned description at Fig. 5 and Fig. 6 as can be known, demodulation process by demodulation module, trigger module can be judged the indication information that whether carries MUROS in the information that network side sends, like this, trigger module can be known the type of the Radio Resource that the travelling carriage at its place uses according to this indication information; The training sequence module can obtain training sequence with multiplexing other travelling carriage at same time slot of its place travelling carriage according to the triggering of trigger module; Thereby make demodulation module can in demodulating process, utilize the training sequence of above-mentioned other travelling carriage to carry out demodulation, knowing more information, thereby promote the demodulation performance of travelling carriage.
Though described the present invention by embodiment, those of ordinary skills know, the present invention has many distortion and variation and do not break away from spirit of the present invention, and the claim of application documents of the present invention comprises these distortion and variation.
Claims (13)
1, a kind of implementation method of multiuser time slot multiplexing is characterized in that, comprising:
Network side is determined a plurality of users are multiplexing at same time slot;
Described network side at least one user in described a plurality of users sends the indication information of multiuser time slot multiplexing, and described indication information is used to inform that user and other user are multiplexing at same time slot.
2, the method for claim 1 is characterized in that, the step that described network side at least one user in described a plurality of users sends indication information comprises:
Described network side at least one user in described a plurality of users in switching flow sends described indication information; And/or
Described network side at least one user in described a plurality of users in assigning flow process sends described indication information; And/or
Described network side at least one user in described a plurality of users in sending the business data frame process sends described indication information.
3, the method for claim 1 is characterized in that, the step that described network side at least one user in described a plurality of users sends indication information comprises:
Described network side is carried at the MUROS indication information element in the signaling, and described signaling at least one user in described a plurality of users is sent; And/or
Described network side is carried at the MUROS indication information element in the business data frame, and described business data frame at least one user in described a plurality of users is sent.
4, method as claimed in claim 3, it is characterized in that described signaling comprises following at least a: assign order, switching command, based on the signaling of slow associated control channel be exclusively used in the signaling based on Fast Associated Control Channel of the described MUROS indication information element of carrying.
5, a kind of demodulation method of travelling carriage is characterized in that, comprising:
First travelling carriage is after determining the indication information that receives the multiuser time slot multiplexing that network side sends, and the training sequence that uses according to described first travelling carriage is determined the training sequence that uses with multiplexing other travelling carriage of described first travelling carriage; Described indication information is that network side is informed user and the multiplexing indication information at same time slot of other user;
Described first travelling carriage carries out demodulation according to the training sequence of described first travelling carriage use and the training sequence of described other travelling carriage use to the follow-up information of sending of network side.
6, method as claimed in claim 5, it is characterized in that, described first travelling carriage determine receive the indication information that network side sends after, the training sequence that uses according to described first travelling carriage determines that the step of the training sequence that uses with multiplexing other travelling carriage of described first travelling carriage comprises:
Described first travelling carriage carries the MUROS indication information element in determining the signaling that receives after, the training sequence that other travelling carriage that training sequence is determined and described first travelling carriage is multiplexing that uses according to described first travelling carriage uses; And/or
Behind the MUROS indication information element that described first travelling carriage carries in determining the business data frame that receives, the training sequence that other travelling carriage that training sequence is determined and described first travelling carriage is multiplexing that uses according to described first travelling carriage uses.
7, method as claimed in claim 6, it is characterized in that described signaling comprises following at least a: assign order, switching command, based on the signaling of slow associated control channel be exclusively used in the signaling based on Fast Associated Control Channel of the described MUROS indication information element of carrying.
8, a kind of implement device of multiuser time slot multiplexing is characterized in that, comprising:
Determination module is used for determining a plurality of users are multiplexing at same time slot;
The indication sending module is used for sending at least one user of described a plurality of users the indication information of multiuser time slot multiplexing, and described indication information is used to inform that user and other user are multiplexing at same time slot.
9, device as claimed in claim 8 is characterized in that, described indication sending module comprises:
Carry submodule, be used for the MUROS indication information element is carried at signaling and/or business data frame;
Send submodule, be used for described signaling and/or business data frame are sent at least one user of described a plurality of users.
10, a kind of network equipment is characterized in that, is provided with the implement device of multiuser time slot multiplexing, and this device comprises:
Determination module is used for determining a plurality of users are multiplexing at same time slot;
The indication sending module is used for sending at least one user of described a plurality of users the indication information of multiuser time slot multiplexing, and described indication information is used to inform that user and other user are multiplexing at same time slot.
11, a kind of demodulating equipment is arranged in first travelling carriage, it is characterized in that, described device comprises:
Demodulation module, be used for receive with described first travelling carriage multiplexing before the training sequence that other travelling carriage of same time slot uses, the training sequence that uses according to described first travelling carriage carries out demodulation to the information that network side sends, behind the training sequence that receives described other travelling carriage use, the follow-up information of sending of network side is carried out demodulation according to the training sequence of described first travelling carriage use and the training sequence of described other travelling carriage use;
Trigger module is used for producing trigger action after determining the indication information that information that demodulation module demodulates includes the multiuser time slot multiplexing that network side sends;
The training sequence module, be used for after trigger module produces trigger action, according to the training sequence that the training sequence of described first travelling carriage use is determined and multiplexing other travelling carriage in same time slot of described first travelling carriage uses, and the training sequence that described other travelling carriage is used offers demodulation module.
12, device as claimed in claim 11 is characterized in that, described trigger module comprises:
First triggers submodule, is used for judging whether the signaling that demodulation module demodulates includes the MUROS indication information element, determine include the MUROS indication information element after, produce trigger action; And/or
Second triggers submodule, is used for judging whether the business data frame that demodulation module demodulates has the MUROS indication information element, determine include the MUROS indication information element after, produce trigger action.
13, a kind of travelling carriage is characterized in that, comprising:
Receiver module is used to receive the information that network side sends;
Demodulation module, be used for receive with described first travelling carriage multiplexing before the training sequence that other travelling carriage of same time slot uses, the training sequence that uses according to described first travelling carriage carries out demodulation to the information that receiver module receives, behind the training sequence that receives described other travelling carriage use, the information that receiver module receives is carried out demodulation according to the training sequence of described first travelling carriage use and the training sequence of described other travelling carriage use;
Trigger module is used for producing trigger action after determining the indication information that information that demodulation module demodulates includes the multiuser time slot multiplexing that network side sends;
The training sequence module, be used for after trigger module produces trigger action, according to the training sequence that the training sequence of described first travelling carriage use is determined and multiplexing other travelling carriage in same time slot of described first travelling carriage uses, and the training sequence that described other travelling carriage is used offers demodulation module.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102244934A (en) * | 2010-05-11 | 2011-11-16 | 中国移动通信集团公司 | Communication resource allocation method and resource allocation device for voice over adaptive multi-user channels on one slot (VAMOS) system |
| CN102244871A (en) * | 2010-05-13 | 2011-11-16 | 中兴通讯股份有限公司 | Multiplexing method and device for voice services over adaptive multi-user channels on one slot (VAMOS) |
| WO2013026318A1 (en) * | 2011-08-24 | 2013-02-28 | 中兴通讯股份有限公司 | Method and system for obtaining voice services over adaptive multi-user channels on one slot (vamos) information by base station subsystem |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102684858B (en) * | 2008-08-18 | 2015-03-11 | 华为技术有限公司 | Demodulation method and movable table |
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2008
- 2008-08-18 CN CN2008101185423A patent/CN101657001B/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102244934A (en) * | 2010-05-11 | 2011-11-16 | 中国移动通信集团公司 | Communication resource allocation method and resource allocation device for voice over adaptive multi-user channels on one slot (VAMOS) system |
| CN102244934B (en) * | 2010-05-11 | 2015-08-19 | 中国移动通信集团公司 | Communication resource allocation method and resource allocation device in VAMOS system |
| CN102244871A (en) * | 2010-05-13 | 2011-11-16 | 中兴通讯股份有限公司 | Multiplexing method and device for voice services over adaptive multi-user channels on one slot (VAMOS) |
| WO2011140868A1 (en) * | 2010-05-13 | 2011-11-17 | 中兴通讯股份有限公司 | Method and apparatus for multiplexing in multi-user multiplexing technology |
| CN102244871B (en) * | 2010-05-13 | 2015-08-12 | 中兴通讯股份有限公司 | Multiplexing method in a kind of multiuser multiplexing technology and device |
| WO2013026318A1 (en) * | 2011-08-24 | 2013-02-28 | 中兴通讯股份有限公司 | Method and system for obtaining voice services over adaptive multi-user channels on one slot (vamos) information by base station subsystem |
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| CN101657001B (en) | 2012-02-29 |
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