CN101568071A - Method, device and system for paging multimedia broadcasting service - Google Patents
Method, device and system for paging multimedia broadcasting service Download PDFInfo
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- 125000004122 cyclic group Chemical group 0.000 claims description 3
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Abstract
The invention discloses a method for paging multimedia broadcasting service, comprising the following steps: resolving to obtain a first mark expressing the paging service of MBMS on PDCCH by a UE; and receiving an MBMS service notification message on the PDSCH corresponding to the PDCCH when the first mark indicates the MBMS paging service, therefore, the invention can ensure that grouping paging information of the MBMB can be loaded on a channel through the first mark in a PDCCH channel structure, and the UE can further find out the concrete MBMB service through receiving the PDSCH corresponding to the channel so as to realize the paging for the MBMB in an LTE system. Correspondingly, the invention also provides a device and a system for paging the MBMB.
Description
Technical field
The present invention relates to Long Term Evolution (the Long Time Evolution of mobile communication, LTE) technical field, relate in particular to a kind of multi-media broadcasting service (Multimedia Broadcast and Multicast Service, paging method MBMS), Apparatus and system.
Background technology
The MBMS technology is by sharing a transmission link, multimedia data broadcast or be multicasted to subscriber equipment (User Equipment, UE), the purpose of MBMS business be with a kind of mode very efficient, economic and that share be the multi-user provide can be from any to multiple spot unidirectional multi-medium data that passes down.In the LTE system, stipulate that at the sub-district of carrying MBMS business have two class sub-districts and can carry the MBMS business, the MBMS business is only carried in first kind of sub-district that is to use the characteristic frequency layer in this sub-district, be called the MBMS special carrier; Second kind is common sub-district, and MBMS is professional to be carried on the identical carrier wave with coordination mode jointly with general service, is called MBMS/Unicast (multicast) mixed carrier.
In the LTE system, determined to use Physical Downlink Control Channel (Physical DownlinkControl Channel, PDCCH) to Physical Downlink Shared Channel (Physical Downlink SharedChannel, PDSCH) form realizes paging channel, referring to Fig. 1, be LTE system paging schematic diagram, wherein, last bearing call-the Radio Network Temporary Identifier of PDCCH (Paging Radio NetworkTemporary Identity, P-RNTI) and the information of indicating corresponding PDSCH position, the last bearing call message of PDSCH.
At present, the handling process of UE in paging may further comprise the steps in the LTE system:
(1) UE parses P-RNTI on PDCCH, determines whether to be paging service thus;
(2) PDSCH in the PDCCH indication parses beep-page message;
(3) UE initiates random access procedure after receiving beep-page message, insert successfully after, promptly set up and be connected, and then can receive or send the corresponding business data with the LTE system.
Yet for the MBMS business, the general paging of above-mentioned LTE system but is difficult to be suitable for, and particularly, present PDCCH structure does not have versatility.
Existing P DCCH form has four kinds, and is as shown in table 1, and every kind of PDCCH comprises the control channel key element of different numbers, and (Control Channel Elements, CCE), concrete PDCCH number of bits is undetermined.
Table 1
| PDCCH form (format) type | The number of CCE | The PDCCH bit number |
| 0 | 1 | |
| 1 | 2 | |
| 2 | 4 | |
| 3 | 8 |
The Downlink Control Information that these four kinds of PDCCH comprise (Downlink Control Information DCI) is set at six kinds at present:
DCI format0: be used for the resource allocation of Uplink Shared Channel (UL-SCH);
DCI format1: be used for the many outputs of single input (Single-InputMultiple-Output, SIMO) operation of DSCH Downlink Shared Channel (DL-SCH);
DCI format1A: the SIMO operation of the DL-SCH that is used to compress;
DCI format2: be used for multiple-input and multiple-output (Multiple-InputMultiple-Output, MIMO) operation of DL-SCH;
DCI format3: be used to Physical Uplink Control Channel (PUCCH) and Physical Uplink Shared Channel (PUSCH) to send transmitting power control (Transmit Power Control, TPC) order of indication 2 bit step-lengths;
DCI format3A: be used to PUCCH and PUSCH to send the TPC order of 1 bit step-length.
Be not difficult to find out that from last surface analysis PDCCH is not suitable for the MBMS business in the LTE system at present, particularly, because the particularity that the MBMS business is carried on specific carriers, the LTE system can't realize the paging of MBMS business at present.
Summary of the invention
In view of this, the present invention will provide paging method, the Apparatus and system of a kind of MBMS, to solve the problem that present LTE system can't realize the MBMS service paging.
For this reason, the embodiment of the invention adopts following technical scheme:
The paging method of a kind of multi-media broadcasting service MBMS comprises: whether UE parses expression on PDCCH be first sign of MBMS paging service; When described first sign is designated as the MBMS paging service, on the PDSCH of described PDCCH correspondence, receive MBMS service announcements message.
After parsing expression MBMS paging service, also comprise: resolve second sign that whether expression i group MBMS business arrives among the described PDCCH; The described MBMS service announcements message that receives on PDSCH is meant to receive i group MBMS service announcements message on PDSCH.
Also comprise: described UE goes up reception information according to described MBMS service announcements message from corresponding M BMS control channel MCCH, knows the carrier wave of carrying MBMS data; Monitor the MBMS business from described carrier wave.
Before receiving MBMS service announcements message, also comprise: resolve the 3rd sign that expression MBMS retransmits among the described PDCCH; When described UE has been correctly decoded out the PDSCH of PDCCH correspondence, directly carry out the described step of monitoring the MBMS business from carrier wave.
Described second is designated the packet number of utilizing the MBMS service identification that the MBMS business is divided into groups.
The specific implementation of utilizing the MBMS service identification that the MBMS business is divided into groups is: and NI=(MSI+[MSI/G]) mod (G), wherein, MSI represents the MBMS service identification, G is a constant; Further NI is divided into groups: MI=NImodk, wherein, k is a number of packet; Thus, the MBMS business is divided for MI
1, MI
2... MI
kGroup.
Described first is designated the cyclic redundancy check (CRC) codes with the MBMS business-binding.
Indicate the PDSCH of described PDCCH correspondence by resource allocation information among the described PDCCH.
The paging equipment of a kind of MBMS, this device are positioned at evolved base station eNB side, and send PDCCH information to UE, and this device comprises: first sign is provided with the unit, is used for being provided with in PDCCH information first sign of expression MBMS business.
Also comprise: second sign is provided with the unit, is used in PDCCH information professional second sign that arrives of expression i group MBMS being set.
Also comprise: the 3rd sign is provided with the unit, is used at PDCCH the 3rd sign that expression MBMS retransmits being set.
The described second identify unit specific implementation is:
NI=(MSI+[MSI/G]) mod (G), wherein, MSI represents the MBMS service identification, G is a constant; Further NI is divided into groups: MI=NImodk, wherein, k is a number of packet; Thus, the MBMS business is divided for MI
1, MI
2... MI
kGroup.
The page response device of a kind of MBMS, this device is positioned at the UE side, and receives PDCCH information from eNB, and this device comprises: the first identification (RNC-ID) analytic unit is used for parsing first of indication expression MBMS paging service and identifies on PDCCH; The notification message receiving element is used for when described first sign is designated as the MBMS beep-page message, from the PDSCH reception MBMS service announcements message of PDCCH correspondence.
Also comprise: the second identification (RNC-ID) analytic unit after the described first identification (RNC-ID) analytic unit resolves goes out first sign, is used for parsing second sign whether expression i group MBMS business arrives from PDCCH; Wherein, described notification message receiving element is to receive i group MBMS service announcements message when professional arrival of the described second sign indication i group MBMS on PDSCH.
Also comprise: the MCCH information receiving unit, be used for according to described MBMS service announcements message, receive MCCH information from corresponding M CCH, know the carrier wave of carrying MBMS data; Monitoring unit is used for monitoring the MBMS business from described carrier wave.
Also comprise: the 3rd identification (RNC-ID) analytic unit is used for parsing the 3rd sign that expression MBMS retransmits from PDCCH; Monitor start unit, be used for being designated as that MBMS retransmits and described UE when being correctly decoded out the PDSCH of PDCCH correspondence, directly start monitoring unit described carrier wave is monitored in described the 3rd sign.
The paging system of a kind of MBMS, comprise first device that is positioned at the eNB side and second device that is positioned at the UE side, described eNB sends PDCCH information to UE, and described first device comprises: first sign is provided with the unit, is used for being provided with in PDCCH information first sign of expression MBMS business; Described second device comprises: the first identification (RNC-ID) analytic unit is used for parsing first of indication expression MBMS paging service and identifies on PDCCH; The notification message receiving element is used for when described first sign is designated as the MBMS beep-page message, from the PDSCH reception MBMS service announcements message of PDCCH correspondence.
Described first device also comprises: second sign is provided with the unit, is used in PDCCH information professional second sign that arrives of expression i group MBMS being set; Described second device also comprises: the second identification (RNC-ID) analytic unit after the described first identification (RNC-ID) analytic unit resolves goes out first sign, is used for parsing second sign whether expression i group MBMS business arrives from PDCCH; Wherein, described notification message receiving element is to receive i group MBMS service announcements message when professional arrival of the described second sign indication i group MBMS on PDSCH.
Thus, the present invention can make the packet paging information of MBMS carry on this channel by the sign of first in the PDCCH channel architecture, and, UE further can find concrete MBMS business by receiving the PDSCH of this channel correspondence, has realized the paging to MBMS in the LTE system.
Description of drawings
Fig. 1 is a prior art LTE system paging schematic diagram;
Fig. 2 is the inventive method embodiment one flow chart;
Fig. 3 is the TMGI structural representation;
Fig. 4 is a PDCCH channel architecture schematic diagram 1 of the present invention;
Fig. 5 is a PDCCH channel architecture schematic diagram 2 of the present invention;
Fig. 6 is a PDCCH channel architecture schematic diagram 3 of the present invention;
Fig. 7 is the inventive method embodiment two flow charts;
Fig. 8 is positioned at the apparatus structure schematic diagram of eNB side for the present invention;
Fig. 9 is positioned at the apparatus structure schematic diagram of UE side for the present invention.
Embodiment
On the prior art basis, expect easily the PDCCH of the PDCCH of common paging and MBMS paging is bound, perhaps, the PDSCH of common paging and the PDSCH of MBMS are bound, yet, because MBMS paging and common paging is different, adopt which kind of binding all can bring unnecessary trouble to eNB setting or UE parsing.
The present invention is by a kind of brand-new PDCCH channel architecture, as long as correct each sign that is provided with and discerns in the PDCCH information of eNB and UE can realize the paging of MBMS simply.
Referring to Fig. 2, be the inventive method embodiment one flow chart, comprising:
S201:UE parses first sign of expression MBMS paging service on PDCCH;
S202: resolve second sign that whether expression i group MBMS business arrives among the described PDCCH;
S203: when the described second sign indication i group MBMS business has arrived, on the PDSCH of described PDCCH correspondence, receive i group MBMS service announcements message.
Further, UE can receive MCCH information from corresponding M BMS control channel (MCCH) according to described MBMS service announcements message, knows the carrier wave of carrying MBMS data, and is last, monitors the MBMS business from described carrier wave.
The present invention aims to provide a kind of brand-new PDCCH channel architecture, and the MBMS business is divided into groups, and the MBMS traffic packets reasonably is carried on the PDCCH, thereby reduces the UE response times, also reduces the load of PDSCH simultaneously.
Those skilled in the art understand, and in Temporary Mobile Group Identity (TMGI) structure, are carrying MBMS traffic ID (MBMS Service ID), referring to Fig. 3, are the TMDI structural representation, and wherein, the MBMS traffic ID is three bytes, that is, the MBMS type of service has 2 at most
24Kind.
Among the present invention, determine the MBMS traffic packets by following formula:
NI=(MSI+[MSI/G]) mod (G) ... ... ... ... ... .... formula 1
Wherein, MSI represents the MBMS traffic ID, and G is a constant, for example gets G=2
16, mod is a modulo operation.
Further NI is divided into groups, the method for grouping can adopt following formula 2:
MI=NImodk............................................... ... .... formula 2
Wherein, k is a number of packet, for example, if the MBMS business is divided into 20 groups, then gets k=20.
Thus, just the MBMS business is divided for MI
1, MI
2... MI
kGroup.
Referring to Fig. 4, be first kind of PDCCH structural representation provided by the invention.Wherein, N_RB represents system bandwidth, and different values such as desirable 25,50 and 100 make an explanation to the PDCCH significant field below:
1, as the second packet number MI that identifies
1, MI
2... MI
k
MI
1, MI
2... MI
kIn the group, each group MI represents whether the MBMS business arrives, and for example, ' 1 ' expression arrives, and ' 0 ' expression does not arrive, and difference is not shown in Fig. 4 according to the difference of k value specifically respectively to organize the shared bit number of MI.
2, in order to the field of the PDSCH that finds the PDCCH correspondence
Two territories of " resource allocation head " and " resource allocation " are in order to distribute the PDSCH resource of PDCCH correspondence, and wherein, it is type 0 or Class1 that " resource allocation head " indexed resource distributes type, is 1 bit; " resource allocation " is 13,17 or 25bit, and implication is: be bit mapping mode when the resource allocation type is type 0, when the resource allocation type is a RB (Radio Bear) who at first divides into groups, is mapped to then in the per minute group during for Class1.
3, as the first Cyclic Redundancy Check sign indicating number that identifies
CRC sign indicating number and MBMS paging ID binding is 12 or 16bit.After UE resolves the CRC sign indicating number, know that promptly eNB initiates the MBMS service paging to it.
In the UE side, the MBMS traffic ID that can keep the MBMS business of customization, correspondingly, can calculate NI and MI, after receiving PDCCH information, check the MBMS packet number of self keeping, only on PDSCH, receive self customization and PDCCH in the indication of MI territory the MBMS service announcements message of MBMS business is arranged.
Referring to Fig. 5, be second kind of PDCCH structural representation provided by the invention, be with the difference of first kind of PDCCH structure among Fig. 4, increased " new data indication " territory of 1bit in second kind of PDCCH structure, show whether these data are retransmission data, the PDCCH at the MBMS paging that can not send out new before retransmission process does not finish is when UE is correctly decoded out the PDSCH of PDCCH correspondence, just can not receive the PDSCH of repeating transmission again, but directly change the MBMS business of monitoring over to.After relevant for the first time MBMS paging had been sent completely, when having new UE to insert, these new UE just can directly receive the MBMS paging of repeating transmission.
In addition, can also adopt the PDCCH channel architecture that the MBMS business is not divided into groups to realize the present invention.Referring to Fig. 6, comprise two territories of " resource allocation head " and " resource allocation " in the PDCCH channel, in order to distribute the PDSCH resource of PDCCH correspondence, in addition, also comprise CRC sign indicating number with MBMS paging ID binding.Compare with Fig. 4 or Fig. 5, do not comprise the MBMS packet domain in the PDCCH channel architecture shown in Figure 6, comparatively speaking, UE need arrive on the PDSCH of PDCCH correspondence and search more MBMS business, by the MBMS packet number that self customizes, determine to be handed down to the MBMS service announcements message of self.At this moment, the inventive method only comprises whether following flow process: A, UE parse expression on PDCCH be first sign of MBMS paging service; B, when described first sign when being designated as the MBMS paging service, on the PDSCH of described PDCCH correspondence, receive MBMS service announcements message.
Need to prove that above-mentioned Fig. 4, Fig. 5 and Fig. 6 only are the PDCCH structural representations, can suitably improve on this basis, for example, can increase territories such as frequency hopping sign.
Referring to Fig. 7, be embodiment two flow charts that are example with PDCCH channel architecture shown in Figure 5, comprising:
S701:UE parses first sign of expression MBMS paging service on PDCCH;
Preferably, the described first CRC sign indicating number that is designated with the MBMS business-binding.
S702: resolve second sign that whether expression MBMS business arrives among the described PDCCH;
Wherein, described second is designated the packet number of utilizing the MBMS service identification that the MBMS business is divided into groups, specifically referring to formula 1 and formula 2.
S703: whether parse the 3rd sign that expression MBMS retransmits, if, carry out S704, otherwise, S705 carried out;
S704: when the 3rd sign is defined as the MBMS repeating transmission, judge whether UE has been correctly decoded out the PDSCH of PDCCH correspondence, if, directly carry out S707, otherwise, S705 carried out;
Wherein, the 3rd sign is meant " new data indication " territory as shown in Figure 5.
S705: when the described second sign indication MBMS business has arrived, on the PDSCH of described PDCCH correspondence, receive MBMS service announcements message;
Wherein, indicate the PDSCH of described PDCCH correspondence by resource allocation information among the described PDCCH, particularly, resource allocation information comprises the information in " resource allocation head " and " resource allocation " two territories.
S706:UE goes up reception information according to described MBMS service announcements message from corresponding MCCH, knows the carrier wave of carrying MBMS data;
S707: monitor the MBMS business from the MBMS carrier wave.
Thus, the present invention is by the PDCCH channel architecture among Fig. 4, Fig. 5 or Fig. 6, the packet paging information of MBMS is carried on this channel, and, UE is by receiving the PDSCH of this channel correspondence, further can find concrete MBMS business, in the LTE system, realize paging MBMS.
Corresponding with said method, the present invention also provides the paging equipment of MBMS, and this paging equipment is positioned at the eNB side, particularly, can be eNB equipment itself, also can be the functional entity that is positioned at the eNB device interior, can realize by hardware, software or software and hardware combining mode.
Referring to Fig. 8, for this is positioned at eNB side apparatus structure schematic diagram,
This device sends PDCCH information to UE, and comprises with lower unit:
First sign is provided with unit 801, is used for being provided with in PDCCH information first sign of expression MBMS business;
Preferably, the first CRC sign indicating number that is designated with the MBMS business-binding.
Second sign is provided with unit 802, is used in PDCCH information professional second sign that arrives of expression MBMS being set.
Preferably, second be designated the packet number of utilizing the MBMS service identification that the MBMS business is divided into groups.
The described second identify unit specific implementation is:
NI＝(MSI+[MSI/G])·mod·(G)
Wherein, MSI represents the MBMS traffic ID, and G is a constant, for example gets G=2
16, mod is a modulo operation.
Further NI is divided into groups, the method for grouping can adopt following formula:
MI＝NI·mod·k
Wherein, k is a number of packet, for example, if the MBMS business is divided into 20 groups, then gets k=20.Thus, just the MBMS business is divided for MI
1, MI
2... MI
kGroup.
Preferably, this device also comprises:
The 3rd sign is provided with unit 803, is used at PDCCH the 3rd sign that expression MBMS retransmits being set.
Wherein, the 3rd sign can be " new data indication " territory.
Simultaneously, the present invention also provides the page response device of MBMS, and this paging equipment is positioned at the UE side, particularly, can be UE equipment itself, also can be the functional entity that is positioned at the UE device interior, can realize by hardware, software or software and hardware combining mode.
Referring to Fig. 9, for this is positioned at eNB side apparatus structure schematic diagram,
This device receives PDCCH information from eNB, and comprises with lower unit:
The first identification (RNC-ID) analytic unit 901 is used for parsing first of indication expression MBMS paging service and identifies on PDCCH;
Preferably, the first CRC sign indicating number that is designated with the MBMS business-binding.
The second identification (RNC-ID) analytic unit 902 after the described first identification (RNC-ID) analytic unit 901 parses first sign, is used for parsing second sign whether expression MBMS business arrives from PDCCH;
Preferably, second be designated the packet number of utilizing the MBMS service identification that the MBMS business is divided into groups.
The described second identify unit specific implementation is:
NI＝(MSI+[MSI/G])·mod·(G)
Wherein, MSI represents the MBMS traffic ID, and G is a constant, for example gets G=2
16, mod is a modulo operation.
Further NI is divided into groups, the method for grouping can adopt following formula:
MI＝NI·mod·k
Wherein, k is a number of packet, for example, if the MBMS business is divided into 20 groups, then gets k=20.Thus, just the MBMS business is divided for MI
1, MI
2... MI
kGroup.
Notification message receiving element 903 is used for being designated as the MBMS beep-page message in described first sign, when the described second sign indication MBMS business has arrived, from the PDSCH reception MBMS service announcements message of PDCCH correspondence.
Preferably, this device also comprises:
MCCH information receiving unit 904 is used for according to described MBMS service announcements message, receives MCCH information from corresponding M CCH, knows the carrier wave of carrying MBMS data;
Preferably, this device also comprises:
The 3rd identification (RNC-ID) analytic unit 906 is used for parsing the 3rd sign that expression MBMS retransmits from PDCCH;
Wherein, the 3rd sign can be " new data indication " territory.
In addition, the present invention also provides the paging system of a kind of MBMS, comprises first device that is positioned at the eNB side and second device that is positioned at the UE side, and described eNB sends PDCCH information to UE.Wherein:
First device comprises:
First sign is provided with unit 801, is used for being provided with in PDCCH information first sign of expression MBMS business;
Second sign is provided with unit 802, is used in PDCCH information professional second sign that arrives of expression MBMS being set;
Described second device comprises:
The first identification (RNC-ID) analytic unit 901 is used for parsing first of indication expression MBMS paging service and identifies on PDCCH;
The second identification (RNC-ID) analytic unit 902 after the described first identification (RNC-ID) analytic unit 901 parses first sign, is used for parsing second sign whether expression MBMS business arrives from PDCCH;
Notification message receiving element 903 is used for being designated as the MBMS beep-page message in described first sign, when the described second sign indication MBMS business has arrived, from the PDSCH reception MBMS service announcements message of PDCCH correspondence.
Wherein,
First is designated the CRC sign indicating number with the MBMS business-binding.
Second is designated the packet number of utilizing the MBMS service identification that the MBMS business is divided into groups.
The described second identify unit specific implementation is:
NI＝(MSI+[MSI/G])·mod·(G)
Wherein, MSI represents the MBMS traffic ID, and G is a constant, for example gets G=2
16, mod is a modulo operation.
Further NI is divided into groups, the method for grouping can adopt following formula:
MI＝NI·mod·k
Wherein, k is a number of packet, for example, if the MBMS business is divided into 20 groups, then gets k=20.Thus, just the MBMS business is divided for MI
1, MI
2... MI
kGroup.
The 3rd sign can be " new data indication " territory.
Can repeat no more referring to Fig. 8,9 and associated description for first device in this system and second specific implementation of installing herein.
Thus, the present invention is by the sign of first in the PDCCH channel architecture and second sign, the packet paging information of MBMS is carried on this channel, and, UE is by receiving the PDSCH of this channel correspondence, further can find concrete MBMS business, in the LTE system, realize paging MBMS.
The above only is a preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (18)
1, the paging method of a kind of multi-media broadcasting service MBMS is characterized in that, comprising:
Whether user equipment (UE) parses expression on physical downlink control channel PDCCH be first sign of MBMS paging service;
When described first sign is designated as the MBMS paging service, on described PDCCH corresponding physical DSCH Downlink Shared Channel PDSCH, receive MBMS service announcements message.
2, according to the described method of claim 1, it is characterized in that, after parsing expression MBMS paging service, also comprise:
Resolve second sign that whether expression i group MBMS business arrives among the described PDCCH;
The described MBMS service announcements message that receives on PDSCH is meant to receive i group MBMS service announcements message on PDSCH.
3, according to the described method of claim 1, it is characterized in that, also comprise:
Described UE goes up reception information according to described MBMS service announcements message from corresponding M BMS control channel MCCH, knows the carrier wave of carrying MBMS data;
Monitor the MBMS business from described carrier wave.
4, according to the described method of claim 3, it is characterized in that, before receiving MBMS service announcements message, also comprise:
Resolve the 3rd sign that expression MBMS retransmits among the described PDCCH;
When described UE has been correctly decoded out the PDSCH of PDCCH correspondence, directly carry out the described step of monitoring the MBMS business from carrier wave.
According to the described method of claim 2, it is characterized in that 5, described second is designated the packet number of utilizing the MBMS service identification that the MBMS business is divided into groups.
According to the described method of claim 5, it is characterized in that 6, the specific implementation of utilizing the MBMS service identification that the MBMS business is divided into groups is:
NI=(MSI+[MSI/G]) mod (G), wherein, MSI represents the MBMS service identification, G is a constant;
Further NI is divided into groups: MI=NImodk, wherein, k is a number of packet;
Thus, the MBMS business is divided for MI
1, MI
2... MI
kGroup.
According to each described method of claim 1 to 6, it is characterized in that 7, described first is designated the cyclic redundancy check (CRC) codes with the MBMS business-binding.
8, according to each described method of claim 1 to 6, it is characterized in that, indicate the PDSCH of described PDCCH correspondence by resource allocation information among the described PDCCH.
9, the paging equipment of a kind of MBMS, this device are positioned at evolved base station eNB side, and send PDCCH information to UE, it is characterized in that this device comprises:
First sign is provided with the unit, is used for being provided with in PDCCH information first sign of expression MBMS business.
10, according to the described device of claim 9, it is characterized in that, also comprise:
Second sign is provided with the unit, is used in PDCCH information professional second sign that arrives of expression i group MBMS being set.
11, according to claim 9 or 10 described devices, it is characterized in that, also comprise:
The 3rd sign is provided with the unit, is used at PDCCH the 3rd sign that expression MBMS retransmits being set.
According to the described device of claim 10, it is characterized in that 12, the described second identify unit specific implementation is:
NI=(MSI+[MSI/G]) mod (G), wherein, MSI represents the MBMS service identification, G is a constant;
Further NI is divided into groups: MI=NImodk, wherein, k is a number of packet;
Thus, the MBMS business is divided for MI
1, MI
2... MI
kGroup.
13, the page response device of a kind of MBMS, this device is positioned at the UE side, and receives PDCCH information from eNB, it is characterized in that this device comprises:
The first identification (RNC-ID) analytic unit is used for parsing first of indication expression MBMS paging service and identifies on PDCCH;
The notification message receiving element is used for when described first sign is designated as the MBMS beep-page message, from the PDSCH reception MBMS service announcements message of PDCCH correspondence.
14, according to the described device of claim 13, it is characterized in that, also comprise:
The second identification (RNC-ID) analytic unit after the described first identification (RNC-ID) analytic unit resolves goes out first sign, is used for parsing second sign whether expression i group MBMS business arrives from PDCCH;
Wherein, described notification message receiving element is to receive i group MBMS service announcements message when professional arrival of the described second sign indication i group MBMS on PDSCH.
15, according to the described device of claim 14, it is characterized in that, also comprise:
The MCCH information receiving unit is used for according to described MBMS service announcements message, receives MCCH information from corresponding M CCH, knows the carrier wave of carrying MBMS data;
Monitoring unit is used for monitoring the MBMS business from described carrier wave.
16, according to the described device of claim 15, it is characterized in that, also comprise:
The 3rd identification (RNC-ID) analytic unit is used for parsing the 3rd sign that expression MBMS retransmits from PDCCH;
Monitor start unit, be used for being designated as that MBMS retransmits and described UE when being correctly decoded out the PDSCH of PDCCH correspondence, directly start monitoring unit described carrier wave is monitored in described the 3rd sign.
17, the paging system of a kind of MBMS comprises first device that is positioned at the eNB side and second device that is positioned at the UE side, and described eNB sends PDCCH information to UE, it is characterized in that,
Described first device comprises:
First sign is provided with the unit, is used for being provided with in PDCCH information first sign of expression MBMS business;
Described second device comprises:
The first identification (RNC-ID) analytic unit is used for parsing first of indication expression MBMS paging service and identifies on PDCCH;
The notification message receiving element is used for when described first sign is designated as the MBMS beep-page message, from the PDSCH reception MBMS service announcements message of PDCCH correspondence.
18, according to the described system of claim 17, it is characterized in that,
Described first device also comprises:
Second sign is provided with the unit, is used in PDCCH information professional second sign that arrives of expression i group MBMS being set;
Described second device also comprises:
The second identification (RNC-ID) analytic unit after the described first identification (RNC-ID) analytic unit resolves goes out first sign, is used for parsing second sign whether expression i group MBMS business arrives from PDCCH;
Wherein, described notification message receiving element is to receive i group MBMS service announcements message when professional arrival of the described second sign indication i group MBMS on PDSCH.
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| CN102256208A (en) * | 2010-05-20 | 2011-11-23 | 中兴通讯股份有限公司 | Method, system and terminal for realizing multimedia broadcast multicast service |
| CN102045644B (en) * | 2009-10-22 | 2013-12-25 | 电信科学技术研究院 | Method and equipment for covering physical downlink control channel |
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| JP2005063533A (en) * | 2003-08-08 | 2005-03-10 | Toshiba Corp | Information recording medium, recording method for information recording medium and information recording and reproducing device |
| CN1859069A (en) * | 2005-05-08 | 2006-11-08 | 上海贝尔阿尔卡特股份有限公司 | Improving multimedia broadcast/multiple broadcast service conversation repeat method and its MICH frame structure |
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| CN102045644B (en) * | 2009-10-22 | 2013-12-25 | 电信科学技术研究院 | Method and equipment for covering physical downlink control channel |
| CN102256208A (en) * | 2010-05-20 | 2011-11-23 | 中兴通讯股份有限公司 | Method, system and terminal for realizing multimedia broadcast multicast service |
| US9673944B2 (en) | 2011-03-04 | 2017-06-06 | Huawei Technologies Co., Ltd. | Method for controlling packet access, network side device, terminal device and communication system |
| US9125003B2 (en) | 2011-04-19 | 2015-09-01 | Huawei Technologies Co., Ltd. | Machine to machine service management device, network device, and method processing service system |
| CN107005817A (en) * | 2015-01-28 | 2017-08-01 | 华为技术有限公司 | The method of terminal device, the network equipment and group communication |
| US10547985B2 (en) | 2015-01-28 | 2020-01-28 | Huawei Technologies Co., Ltd. | Terminal device, network device, and group communication method |
| CN107005817B (en) * | 2015-01-28 | 2020-09-18 | 华为技术有限公司 | Terminal device, network device and group communication method |
| WO2022205454A1 (en) * | 2021-04-02 | 2022-10-06 | Oppo广东移动通信有限公司 | Paging indication method and apparatus, terminal device, and network device |
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