CN103096325B - A kind of mourn in silence processing method and device of control channel - Google Patents

A kind of mourn in silence processing method and device of control channel Download PDF

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Publication number
CN103096325B
CN103096325B CN201110337613.0A CN201110337613A CN103096325B CN 103096325 B CN103096325 B CN 103096325B CN 201110337613 A CN201110337613 A CN 201110337613A CN 103096325 B CN103096325 B CN 103096325B
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silence
control channel
information
mourning
base station
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CN103096325A (en
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孙静原
周永行
任晓涛
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Honor Device Co Ltd
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Huawei Technologies Co Ltd
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Priority to CN201110337613.0A priority Critical patent/CN103096325B/en
Priority to PCT/CN2012/087038 priority patent/WO2013064127A1/en
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/14—Spectrum sharing arrangements between different networks

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

A processing method of mourning in silence for control channel, comprising: the first base station is determined to carry the resource that needs carry out the control channel information of mourning in silence; Silencing information is sent, so that described second base station is according to described silencing information transmission data to the second base station.Another kind method comprises: network control unit receives following at least one the information that at least one base station sends: the control channel quality information of at least one base station, and the control channel capacity requirement information of at least one base station; According to described information, be respectively at least one base station described and determine that carrying the resource concurrence needing to carry out the control channel information of mourning in silence send.The embodiment of the present invention additionally provides the device that a kind of control channel is mourned in silence.Due to after process of mourning in silence to the control channel of this node, also by the result notice adjacent node of process of mourning in silence, the treatment measures so that mourn in silence accordingly in the base station of adjacent node, decrease the interference of control channel between adjacent node.

Description

A kind of mourn in silence processing method and device of control channel
Technical field
The embodiment of the present invention relates to wireless communication technology field, particularly relates to a kind of mourn in silence processing method and device of control channel.
Background technology
When Microcell is in the coverage of macrocell, the PDCCH (Physical DownlinkControl Channel, Physical Downlink Control Channel) of Microcell can be subject to the interference from macrocell, causes systematic function to decline.
In prior art, good method is not also had to be subject to the problem of other area interference to the PDCCH reducing this community.
Summary of the invention
The embodiment provides a kind of mourn in silence processing method and device of control channel, thus reduce the interference of minizone PDCCH.
The object of the invention is to be achieved through the following technical solutions:
A processing method of mourning in silence for control channel, comprising:
The resource needing to carry out the control channel information of mourning in silence is determined to carry in first base station;
Described first base station determines according to the described resource determined the Resource Unit mapping control channel, and according to described resource unit mapping control channel and transmitting control channel;
Described first base station sends silencing information to the second base station, described silencing information comprises the resource of the control channel information that the carrying needs determined described first base station carry out mourning in silence, so that described second base station is according to described silencing information transmission data, described second base station comprises the base station having interface to be connected with described first base station.
A processing method of mourning in silence for control channel, comprising:
Second base station receives the silencing information that the first base station sends, described silencing information comprises the information that described in described first base station requests, mourn in silence to the control channel information that needs are mourned in silence in the second base station, and described second base station comprises the base station having interface to be connected with described first base station;
The resource needing to carry out the control channel information of mourning in silence is determined to carry in described second base station according to the described silencing information received;
Described second base station needs the resource of carrying out the control channel information of mourning in silence to determine mapping the Resource Unit of control channel according to the carrying determined, and according to described resource unit mapping control channel and transmitting control channel.
A processing method of mourning in silence for control channel, comprising:
Network control unit receives following at least one the information that at least one base station sends: the control channel quality information of at least one base station, and the control channel capacity requirement information of at least one base station;
The information that described network control unit sends according at least one base station described, is respectively at least one base station described and determines to carry the resource needing to carry out the control channel information of mourning in silence;
Described network control unit needs the resource of carrying out the control channel information of mourning in silence according to the carrying determined at least one base station described, sends request at least one base station described needs to carry out the resource transmission data of the control channel information of mourning in silence information according to described carrying at least one base station described.
Control channel mourn in silence process a base station, comprising:
To mourn in silence processing module, for determining to carry the resource needing to carry out the control channel information of mourning in silence;
Control channel transport module, the described resource determined for processing module of mourning in silence described in basis determines the Resource Unit mapping control channel, and according to described resource unit mapping control channel and transmitting control channel;
Silencing information sending module, for sending silencing information to the second base station, the carrying needs that processing module of mourning in silence described in described silencing information comprises is determined carry out the resource of the control channel information of mourning in silence, so that described second base station is according to described silencing information transmission data, described second base station comprises the base station having interface to be connected with described base station.
The base station that control channel is mourned in silence, comprising:
Silencing information receiver module, for receiving the silencing information that the first base station sends, described silencing information comprises the information that described in described first base station requests, mourn in silence to the control channel information that needs are mourned in silence in base station, and described base station comprises the base station having interface to be connected with described first base station;
To mourn in silence determination module, for the described silencing information received according to described silencing information receiver module, determine to carry the resource needing to carry out the control channel information of mourning in silence;
Control channel transport module, the carrying determined for determination module of mourning in silence described in basis needs the resource of carrying out the control channel information of mourning in silence to determine mapping the Resource Unit of control channel, and according to described resource unit mapping control channel and transmitting control channel.
The network control unit that control channel is mourned in silence, comprising:
Information receiving module, for receiving following at least one the information that at least one base station sends: the control channel quality information of at least one base station, and the control channel capacity requirement information of at least one base station;
To mourn in silence determination module, for the information received according to described information receiving module, be respectively at least one base station described and determine to carry the resource needing to carry out the control channel information of mourning in silence;
Silencing information sending module, the carrying that described in for determination module of mourning in silence described in basis being, at least one base station is determined needs the resource of carrying out the control channel information of mourning in silence, and sends request at least one base station described needs to carry out the resource transmission data of the control channel information of mourning in silence information according to described carrying at least one base station described.
The technical scheme provided as can be seen from the embodiment of the invention described above, in the embodiment of the present invention, because base station is after process of mourning in silence to control channel, also the result of process of mourning in silence is notified the base station that interface connects, the treatment measures so that mourn in silence accordingly in this base station, thus decrease the interference of control channel between neighbor cell.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The flow chart of a kind of method that Fig. 1 provides for the embodiment of the present invention;
The flow chart of the another kind of method that Fig. 2 provides for the embodiment of the present invention;
The method flow diagram that Fig. 3 provides for Application Example one of the present invention;
The method flow diagram that Fig. 4 provides for Application Example two of the present invention;
The method flow diagram that Fig. 5 provides for Application Example three of the present invention;
The method flow diagram that Fig. 6 provides for another embodiment of the present invention;
The method flow diagram that Fig. 7 provides for Application Example four of the present invention;
The architecture of base station schematic diagram that Fig. 8 provides for the embodiment of the present invention;
The another kind of architecture of base station schematic diagram that Fig. 9 provides for the embodiment of the present invention;
The network control unit structural representation that Figure 10 provides for the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
The embodiment of the present invention provides a kind of processing method of mourning in silence of control channel, and its implementation as shown in Figure 1, comprises following operation:
The resource needing to carry out the control channel information of mourning in silence is determined to carry in S101, the first base station.
S102, above-mentioned first base station determine according to the described resource determined the Resource Unit mapping control channel, and according to described resource unit mapping control channel and transmitting control channel.
Wherein, on control channel except needing the part of carrying out the control channel information of mourning in silence as Resource Unit.
S103, above-mentioned first base station send silencing information to the second base station, and this silencing information comprises the resource of the control channel information that the carrying needs determined described first base station carry out mourning in silence, so that described second base station is according to described silencing information transmission data.
Wherein, the second described base station refers to and the base station that described first base station has interface to be connected.
The method that the embodiment of the present invention provides, after process is mourned in silence in the first base station to control channel, also the result of process of mourning in silence is notified the second base station that interface connects, the treatment measures so that mourn in silence accordingly in the second base station, thus avoid the interference of control channel between neighbor cell.
Wherein, what the first base station was determined both can be the resource that carrying first base station needs to carry out the control channel information of mourning in silence, and what the first base station was determined also can be the resource that carrying second base station needs to carry out the control channel information of mourning in silence.
In above-mentioned S101, the resource needing to carry out the control channel information of mourning in silence both dynamically can have been determined to carry in the first base station, also can static determine to carry the resource needing to carry out the control channel information of mourning in silence.
Dynamically determine that mode refers to, first base station can be determined to carry according to following at least one item needs to carry out the resource of the control channel information of mourning in silence: the control channel quality information of the first base station (control channel quality information can but be not limited only to comprise: the Signal to Interference plus Noise Ratio of the control channel of the first base station, the resource location of the interference of the adjacent node that the control channel of the first base station is subject to and control channel corresponding to described interference, and/or the efficiency of transmission information of the control channel of the first base station etc.); The control channel capacity requirement of the first base station; This first base station of the request that first base station receives is to the information needing the control channel information of mourning in silence to mourn in silence.
Determine that carrying first base station needs the resource of carrying out the control channel information of mourning in silence can be specifically according to disturbed condition: if the first base station detects be subject to stronger interference (can judge interference strength according to the interference threshold pre-set) on certain (or certain is several) Resource Unit of this base station control channel, then this (or these) Resource Unit is defined as the resource that carrying first base station needs carry out the control channel information of mourning in silence; Determine that carrying first base station needs the resource of carrying out the control channel information of mourning in silence can be specifically according to the efficiency of transmission of control channel: if the first base station detects efficiency of transmission on certain (or certain is several) Resource Unit of this base station control channel lower (can according to the height of the efficiency of transmission threshold decision efficiency of transmission pre-set), then this (or these) Resource Unit is defined as the resource that carrying first base station needs to carry out the control channel information of mourning in silence; Determine that carrying first base station needs the resource of carrying out the control channel information of mourning in silence can be specifically according to control channel capacity requirement: if the first base station detects capacity requirement on certain (or certain is several) Resource Unit of this base station control channel less (can according to the height of the threshold decision capacity requirement of the capacity requirement pre-set), then this (or these) Resource Unit is determined that carrying first base station needs to carry out the resource of the control channel information of mourning in silence.
Determine that carrying second base station needs the resource of carrying out the control channel information of mourning in silence can be specifically according to disturbed condition: if the first base station detects that this base station is subject to stronger interference (can judge interference strength according to the interference threshold pre-set) on certain (or certain is several) Resource Unit of control channel, then this (or these) Resource Unit is defined as the resource that carrying second base station needs to carry out the control channel information of mourning in silence, with ensure the first base station can on this (or several) Resource Unit transmitting control channel and interference-free, determine that carrying second base station needs the resource of carrying out the control channel information of mourning in silence can be specifically according to control channel capacity requirement: if the first base station detects the capacity requirement of this base station on certain (or certain is several) Resource Unit of control channel comparatively large (can according to the height of the threshold decision capacity requirement of the capacity requirement pre-set), then this (or these) Resource Unit is defined as the resource that carrying second base station needs to carry out the control channel information of mourning in silence, to meet the capacity requirement of this base station.
Static state determines that mode refers to, by negotiation in advance between the first base station and the second base station, and rule of mourning in silence, this each base station of rule predetermining of mourning in silence needs the control channel information of carrying out mourning in silence; Or each base station is previously provided with rule of mourning in silence.When needs carry out mourning in silence process, base station, according to the rule of mourning in silence of consulting mourn in silence rule or the setting determined in advance, is determined to carry the resource that this base station needs carry out the control channel information of mourning in silence.
If determine to carry the resource needing to carry out the control channel information of mourning in silence by dynamical fashion, so, specifically silencing information can be sent by the mode of index.
(1) in above-mentioned S101, the first base station is determined carrying needs the resource of carrying out the control channel information of mourning in silence to comprise: the call number being used to indicate indication information and at least one symbol described of mourning in silence at least one symbol of Bearer Control channel information;
(2) in above-mentioned S101, the first base station is determined carrying needs the resource of carrying out the control channel information of mourning in silence to comprise: the call number being used to indicate indication information and at least one RE described mourned in silence at least one Resource Unit RE of Bearer Control channel information;
(3) in above-mentioned S101, the first base station is determined carrying needs the resource of carrying out the control channel information of mourning in silence to comprise: the call number being used to indicate indication information and at least one subframe described of mourning in silence at least one subframe of Bearer Control channel information.
First base station not only can send silencing information by the mode of index to the second base station, can also send silencing information by bitmap mapping etc. other modes to the second base station.
If the first base station needs the control channel information of carrying out mourning in silence to be: the full detail of PDCCH.The silencing information that then the first base station sends to the second base station also can comprise: the indication information that the control channel of the first base station is all mourned in silence.Concrete, can be represented by predetermined identification information that the control channel of the first base station is all mourned in silence.Accordingly, the method that the embodiment of the present invention provides can also comprise: described first base station uses the schedule information of PDCCH information as described first base station of the transmission of a upper effective subframe.
If determine to carry the resource needing to carry out the control channel information of mourning in silence by static mode, the silencing information of the second base station is then sent to comprise: announcement information of mourning in silence, described announcement information of mourning in silence is used to indicate described second base station after announcement information of mourning in silence described in receiving, according to the rule or need the resource of the control channel information of carrying out mourning in silence with the carrying that described in Rule, the first base station is determined of mourning in silence of determining of described first base station negotiate of mourning in silence arranged.
The bitmap that described second base station needs to carry out the subframe of the control channel information of mourning in silence according to the carrying arranged and the index relative of at least one symbol of Bearer Control channel information arranged and described in be used to indicate the call number of indication information and at least one symbol described that at least one symbol of Bearer Control channel information is mourned in silence, determine that the carrying determined described first base station needs to carry out at least one symbol of the control channel information of mourning in silence, according at least one symbol transmission data described; Or
The bitmap that described second base station needs to carry out the subframe of the control channel information of mourning in silence according to the carrying arranged and the index relative of at least one RE of Bearer Control channel information arranged and described in be used to indicate the call number of indication information and at least one RE described that at least one RE of Bearer Control channel information is mourned in silence, determine that the carrying determined described first base station needs to carry out at least one RE of the control channel information of mourning in silence, transmit data according at least one RE described; Or
Described second base station according to the needs arranged carry out the subframe of the Bearer Control channel information of mourning in silence bitmap and described in be used to indicate the call number of indication information and at least one subframe described that at least one subframe of Bearer Control channel information is mourned in silence, determine that the carrying determined described first base station needs to carry out at least one subframe of the control channel information of mourning in silence, according at least one sub-frame transmission data described.
Above-mentioned second base station can need to carry out at least one subframe of the control channel information of mourning in silence or the position of at least one RE or at least one symbol according to the carrying of the first base station, sends the control channel information of this second base station according to this position.
Above-mentioned base station can be the base station serving multiple community, and the control channel information of above-mentioned base station can be the control channel information of wherein at least one community; .
Above-mentioned base station can be the base station of a service community, and the control channel information of above-mentioned base station can be the control channel information of wherein this community.
The embodiment of the present invention also provides a kind of processing method of mourning in silence of control channel, and its implementation as shown in Figure 2, comprises following operation:
S201, the second base station receive the silencing information that the first base station sends;
Wherein, described silencing information comprises the information that described in described first base station requests, mourn in silence to the control channel information that needs are mourned in silence in the second base station, and described second base station comprises the base station having interface to be connected with described first base station.
The resource needing to carry out the control channel information of mourning in silence, according to the silencing information received, is determined to carry in S202, the second described base station;
S203, the second described base station need the resource of carrying out the control channel information of mourning in silence to determine mapping the Resource Unit of control channel according to the carrying determined, and according to described resource unit mapping control channel and transmitting control channel.
The method that the embodiment of the present invention provides, base station can the silencing information that sends of other base stations, determine that this base station needs to carry out mourning in silence control channel information, thus decrease the control channel interference between adjacent node.
The method that the embodiment of the present invention provides, can also comprise:
The resource needing to carry out the control channel information of mourning in silence is determined to carry in described first base station according to following at least one item:
The control channel quality information of described first base station; And
The control channel capacity requirement of described first base station.
In the embodiment of the present invention, the silencing information that the first base station sends to the second base station can send in an indexed fashion.So:
(1) if the second base station described in described first base station requests is to the information needing the control channel information of mourning in silence to mourn in silence, comprising: the call number being used to indicate indication information and the described symbol that at least one symbol of Bearer Control channel information is mourned in silence; The implementation of above-mentioned S202 can be: the bitmap that described second base station needs to carry out the subframe of the control channel information of mourning in silence according to the carrying arranged and the index relative of at least one symbol of Bearer Control channel information arranged and described in be used to indicate the call number of indication information and the described symbol that at least one symbol of Bearer Control channel information is mourned in silence, at least one symbol described is mourned in silence.
(2) the second base station described in described first base station requests is to the information needing the control channel information of mourning in silence to mourn in silence, and comprising: the call number being used to indicate indication information and the described RE mourned in silence at least one Resource Unit RE of Bearer Control channel information; The implementation of above-mentioned S202 can be: the bitmap that described second base station needs to carry out the subframe of the control channel information of mourning in silence according to the carrying arranged and the index relative of at least one RE of Bearer Control channel information arranged and described in be used to indicate the call number of indication information and the described RE that at least one RE of Bearer Control channel information is mourned in silence, at least one RE described is mourned in silence;
(3) the second base station described in described first base station requests is to the information needing the control channel information of mourning in silence to mourn in silence, and comprising: the call number being used to indicate indication information and the described subframe of mourning in silence at least one subframe of Bearer Control channel; The implementation of above-mentioned S202 can be: described second base station according to the needs arranged carry out the subframe of the Bearer Control channel information of mourning in silence bitmap and described in be used to indicate the call number of indication information and the described subframe that at least one subframe of Bearer Control channel information is mourned in silence, at least one subframe described is mourned in silence.
In the embodiment of the present invention, the silencing information that second base station receives can also comprise: announcement information of mourning in silence, this announcement information of mourning in silence is used to indicate described second base station after announcement information of mourning in silence described in receiving, according to the rule or determine to carry the resource needing the control channel information of carrying out mourning in silence with the rule of mourning in silence that described first base station negotiate is determined of mourning in silence arranged.
In the embodiment of the present invention, the silencing information that the second base station reference receives carries out process of mourning in silence.Concrete, if need the control channel information of carrying out mourning in silence to comprise: the full detail of PDCCH.So, the implementation of above-mentioned S202 can be: described second base station determines that described second base station does not need to carry out process of mourning in silence.Or the implementation of above-mentioned S202 can be: described second base station determines that the PDCCH of described second base station all mourns in silence.
The method that the embodiment of the present invention provides can be, but not limited to be applied in LTE (Long Term Evolution, Long Term Evolution) system, GSM (global system for mobile communications, global mobile communication) system, in UMTS (Universal Mobile Telecommunications System, universal mobile telecommunications system) etc. communication system.In LTE system, the base station described in the embodiment of the present invention refers to eNodeB; In gsm system, the base station described in the embodiment of the present invention refers to BTS (Base Transceiver Station, base transceiver station) and BSC (Base Station Controller, base station controller); In the umts system, the base station described in the embodiment of the present invention refers to NodeB and RNC (Radio Network Controller, radio network controller).
Carrying in each embodiment of the invention described above need to carry out the resource of the control channel information of mourning in silence granularity can but be not limited only to be: symbol granularity, RE (Resource Element, Resource Unit) set coarseness, subframe granularity, CCE (Control Channel Element, control channel particle) granularity or RE granularity.Visible, in the method that the embodiment of the present invention provides, need the granularity selection of the resource of the control channel information of mourning in silence more flexible to carrying, when use symbol, RE set, CCE or RE need to carry out the granularity of the resource of the control channel information of mourning in silence as carrying, carrying than subframe granularity needs the resource of carrying out the control channel information of mourning in silence, save system resource, improve the capacity of control channel.
If carrying needs the granularity of carrying out the resource of the control channel information of mourning in silence to be RE set coarseness, the method that then the present invention's each embodiment above-mentioned provides also comprises: base station (both can be the first base station, also can be the second base station) need the resource of carrying out the control channel information of mourning in silence according to resource quantity and the carrying determined of the Bearer Control channel information of described base station, determine available control channel Resource Unit RE.。
Control channel in each embodiment of the invention described above can but be not limited only to comprise: PCFICH (Physical control format indicator channel, Physical Control Format Indicator Channel), PHICH (Physical hybrid-ARQ indicator channel, physical hybrid automatic repeat request indicator channel) or PDCCH.
The subscriber equipment of serving to make base station accurately calculates REG quantity for transmitting control channel and position thereof, the method that the embodiment of the present invention provides also comprises: the subscriber equipment that base station (both can be the first base station, also can be the second base station) serves to described base station sends the resource that the carrying determined described base station needs to carry out the control channel information of mourning in silence.Wherein, the subscriber equipment to base station service sends the carrying determined described base station needs the resource of carrying out the control channel information of mourning in silence specifically can be sent by the mode of index, also can be sent by the mode of bitmap.
Below the implementation of the method provided the embodiment of the present invention in embody rule process is described in detail.
Application Example one
In this Application Example one, for the application scenarios in the communication system communication system of the evolution technology of LTE (or based on) based on LTE technology, the control channel provided embodiment of the present invention processing method of mourning in silence is described in detail.
In this communication system based on LTE technology, the macrocell of high-power transmitting has larger coverage, and the Microcell that small-power is launched has less coverage.In the coverage of macrocell, Microcell is arranged in the higher region of data-rate requirements, realizes emphasis and focus covering.
Because Microcell is in the scope that macrocell covers, therefore, Microcell and macrocell can be claimed to be adjacent community.
Suppose that the PCFICH of Microcell indicates 3 PDCCH symbols, the PCFICH of macrocell indicates 3 PDCCH symbols.
The specific implementation of this application embodiment one as shown in Figure 3, comprises following operation:
The eNodeB of S301, Microcell detects on the 1st and the 2nd PDCCH symbol, being subject to being greater than from the interference of macrocell the interference threshold preset, is then the resource of the control channel information that carrying needs carry out mourning in silence by high-level signaling instruction the 1st and the 2nd PDCCH symbol.
Be after carrying needs the resource of control channel information of carrying out mourning in silence determining the 1st and the 2nd PDCCH symbol, the eNodeB not transmitting control channel on the 1st and the 2nd PDCCH symbol of Microcell.
The eNodeB of S302, Microcell is by the eNodeB transmission silencing information of X2 interface to macrocell, the resource (the 1st and the 2nd PDCCH symbol) that carrying Microcell needs carry out the control channel information of mourning in silence can be comprised in this silencing information, or the information (such as, asking macrocell to be mourned in silence on the 3rd PDCCH symbol) that request macrocell is mourned in silence to the control channel information that needs are mourned in silence can be comprised.
Wherein, the eNodeB of Microcell both can send silencing information in the mode of index information, also can send silencing information by the mode of bitmap, can also send silencing information by other form of message.
The eNodeB of S303, macrocell receives above-mentioned silencing information, according to this silencing information, indicates the 3rd PDCCH symbol to be the resource that carrying needs the control channel information of carrying out mourning in silence by high-level signaling.
Be after carrying needs the resource of control channel information of carrying out mourning in silence determining the 3rd PDCCH symbol, the eNodeB not transmitting control channel on the 3rd PDCCH symbol of macrocell.
After above-mentioned process, eNodeB transmitting control channel on the 3rd PDCCH symbol of the first community, eNodeB transmitting control channel on the 1st and the 2nd PDCCH symbol of the second community.
This application embodiment one, needs the granularity of carrying out the resource of the control channel information of mourning in silence using symbol as carrying, adopts the mode of TDM to carry out process of mourning in silence, and avoids the PDCCH interference between neighbor cell.Especially can effectively avoid macrocell to the PDCCH channel disturbance of Microcell.In addition, the carrying of symbolization granularity needs the resource of carrying out the control channel information of mourning in silence, and than other granularity of sub-frame level, adds the available resources quantity of PDCCH.
Application Example two
In this Application Example two, for the application scenarios in the communication system communication system of the evolution technology of LTE (or based on) based on LTE technology, the control channel provided embodiment of the present invention processing method of mourning in silence is described in detail.
Suppose that the PCFICH of the first community indicates 3 PDCCH symbols, the PCFICH of the second community indicates 3 PDCCH symbols.
The specific implementation of this application embodiment two as shown in Figure 4, comprises following operation:
The eNodeB of S401, the first community detects that control channel capacity requirement on the 3rd PDCCH symbol is higher than the control channel capacity requirement threshold value preset, and, control channel quality on the 1st and the 2nd symbol in the scope that can tolerate, then can determine that this community does not need to carry out control channel and to mourn in silence process; If the control channel capacity requirement on the 3rd PDCCH symbol is higher than the control channel capacity requirement threshold value preset, and, control channel quality on the 1st and the 2nd symbol exceeds the scope that can tolerate, be then the resource of the control channel information that carrying needs carry out mourning in silence by high-level signaling instruction the 1st and the 2nd PDCCH symbol.
Wherein, determine that this community does not need to carry out control channel process of mourning in silence and can be considered to the mode that a kind of special determination carrying needs carry out the resource of the control channel information of mourning in silence.
Understandable, if the control channel capacity requirement of the first community on the 3rd PDCCH symbol is higher than the control channel capacity threshold preset, show the first community needs transmitting control channel on the 3rd PDCCH symbol, and need the quality ensureing control channel.
Control channel quality refers in the scope that can tolerate, the efficiency of transmission of control channel is not less than the efficiency of transmission threshold value, the disturbed condition that preset and does not also exceed the interference threshold preset.
Below by determine that the 1st and the 2nd PDCCH symbol needs the resource of the control channel information of carrying out mourning in silence for carrying, subsequent processes is illustrated.
Be after carrying needs the resource of control channel information of carrying out mourning in silence determining the 1st and the 2nd PDCCH symbol, the eNodeB not transmitting control channel on the 1st and the 2nd PDCCH symbol of the first community.
The eNodeB of S402, the first community is by the eNodeB transmission silencing information of X2 interface to the second adjacent community, the eNodeB that can comprise the first community in this silencing information carries the resource (the 1st and the 2nd PDCCH symbol) that needs carry out the control channel information of mourning in silence, the information (such as, asking the second community to be mourned in silence on the 3rd PDCCH symbol) that the eNodeB that also can comprise request second community mourns in silence to the control channel information that needs are mourned in silence.
Wherein, the eNodeB of the first community both can send silencing information in the mode of index information, also can send silencing information by the mode of bitmap, can also send silencing information by other form of message.
The eNodeB of S403, the second community receives above-mentioned silencing information, according to this silencing information, indicates the 3rd PDCCH symbol to be the resource that carrying needs the control channel information of carrying out mourning in silence by high-level signaling.
Be after carrying needs the resource of control channel information of carrying out mourning in silence determining the 3rd PDCCH symbol, the eNodeB not transmitting control channel on the 3rd PDDCH symbol of the second community.
After above-mentioned process, eNodeB transmitting control channel on the 3rd symbol of the first community, eNodeB transmitting control channel on the 1st and the 2nd symbol of the second community.
This application embodiment two, needs the granularity of carrying out the resource of the control channel information of mourning in silence using symbol as carrying, adopts the mode of TDM to carry out process of mourning in silence, avoids the control channel interference between neighbor cell.Especially, when the first community is Microcell, when the second community is the macrocell of covering first community, the method that application this application embodiment two provides, can effectively avoid macrocell to the control channel interference of Microcell.In addition, the carrying of symbolization granularity needs the resource of carrying out the control channel information of mourning in silence, and than other granularity of sub-frame level, adds the available resources quantity of control channel.
Application Example three
In this Application Example three, for the application scenarios in the communication system communication system of the evolution technology of LTE (or based on) based on LTE technology, the control channel provided embodiment of the present invention processing method of mourning in silence is described in detail.
Suppose that the PCFICH of the first community indicates 3 PDCCH symbols, the PCFICH of the second community indicates 3 PDCCH symbols.
The specific implementation of this application embodiment three as shown in Figure 5, comprises following operation:
The eNodeB of S501, the first community detects that efficiency of transmission on 1st ~ 3 PDCCH symbols is lower than the efficiency of transmission threshold value preset, be then the resource that carrying needs the control channel information of carrying out mourning in silence by high-level signaling instruction 1st ~ 3 PDCCH symbols.
Determine 1st ~ 3 PDCCH symbols for unit of mourning in silence after, the eNodeB not transmitting control channel on 1st ~ 3 PDCCH symbols of the first community.
The eNodeB of S502, the first community uses the schedule information of PDCCH information as present sub-frame of a upper effective subframe.
Effective subframe refers to not to be had all by the subframe of mourning in silence.
The eNodeB of S503, the first community sends silencing information by X2 interface to the eNodeB of the second adjacent community, and the carrying needs that this silencing information comprises the first community carry out the resource (1st ~ 3 PDCCH symbols) of the control channel information of mourning in silence.
Wherein, the eNodeB of the first community both can send silencing information in the mode of index information, also can send silencing information by the mode of bitmap, can also send silencing information by other form of message.
The eNodeB of S504, the second community receives above-mentioned silencing information, according to this silencing information, determines not need to carry out process of mourning in silence.
This application embodiment three, needs the granularity of carrying out the resource of the control channel information of mourning in silence using symbol as carrying, adopts the mode of TDM to carry out process of mourning in silence, avoids the control channel interference between neighbor cell.In addition, the carrying of symbolization granularity needs the resource of carrying out the control channel information of mourning in silence, and adds the available resources quantity of control channel.Especially, when the first community is Microcell, when the second community is the macrocell of covering first community, the method that application this application embodiment three provides, can effectively avoid macrocell to the control channel interference of Microcell.
The embodiment of the present invention additionally provides the processing method of mourning in silence of another kind of control channel, and its implementation as shown in Figure 6, specifically comprises following operation:
S601, network control unit receive following at least one the information that at least one base station sends: the control channel quality information of at least one base station, and the control channel capacity requirement information of at least one base station;
Wherein, base station control channel quality information can but be not limited only to comprise: the Signal to Interference plus Noise Ratio of base station; The resource location of the interference of the adjacent base station that the control channel of base station is subject to and control channel corresponding to described interference; The control channel efficiency of transmission of base station.
For the first adjacent base station and the second base station, S601 implementation is: network control unit receives following at least one the information that the first base station sends: the control channel quality information of the first base station, the control channel capacity requirement information of the first base station, and network control unit also receives following at least one the information that the second base station sends: the control channel quality information of the second base station, the control channel capacity requirement information of the second base station;
The information that S602, described network control unit send according at least one base station described, is respectively at least one base station described and determines to carry the resource needing to carry out the control channel information of mourning in silence;
For the first adjacent base station and the second base station, the implementation of S602 can be: if network control unit finds that the first base station (or second base station) is subject to stronger interference (can judge interference strength according to the interference threshold pre-set) on certain (or certain is several) unit of control channel, be then defined as carrying the resource that needs carry out the control channel information of mourning in silence by this (or these) unit; Or, if network control unit finds the first base station (or the second base station) efficiency of transmission on certain (or certain is several) unit of control channel lower (can according to the height of the efficiency of transmission threshold decision efficiency of transmission pre-set), then this (or these) unit is defined as carrying the resource needing to carry out the control channel information of mourning in silence; Or, if network controller finds the first base station (or second base station) the control channel capacity requirement on certain (or certain is several) unit of control channel higher (can according to the height of the control channel threshold decision control channel capacity pre-set), then this (or these) unit is defined as carrying the resource needing to carry out the control channel information of mourning in silence.
S603, described network control unit need the resource of carrying out the control channel information of mourning in silence according to the carrying determined at least one base station described, send request at least one base station described needs to carry out the resource transmission data of the control channel information of mourning in silence information according to described carrying at least one base station described.
Wherein, base station and network control unit connected mode can but be not limited only to innerly to be connected, Fiber connection, CPRI (Common Public Radio Interface, common public radio interface) connect.
The method that the embodiment of the present invention provides can be, but not limited to be applied in LTE system, gsm system, UMTS etc. communication system.
The method that the embodiment of the present invention provides, carries out coordination by network control unit to adjacent each node and to mourn in silence process, thus avoid the interference of control channel between adjacent node.
Above-mentioned carrying need to carry out the resource of the control channel information of mourning in silence granularity can but be not limited only to be: symbol granularity, RE set coarseness, subframe granularity, CCE granularity or RE granularity.Visible, in the method that the embodiment of the present invention provides, need the granularity selection of the resource of the control channel information of mourning in silence more flexible to carrying, when use symbol, RE set, CCE or RE need to carry out the granularity of the resource of the control channel information of mourning in silence as carrying, than the unit of mourning in silence of subframe granularity, save system resource, improve the capacity of control channel.
Above-mentioned control channel can but be not limited only to comprise: PCFICH, PHICH or PDCCH etc.
Described carrying needs the resource of carrying out the control channel information of mourning in silence, and comprising:
Be used to indicate the call number of indication information and at least one symbol described that at least one symbol of Bearer Control channel information is mourned in silence;
Need the information of carrying out the resource transmission data of the control channel information of mourning in silence according to described carrying, comprising:
The bitmap needing to carry out the subframe of the control channel information of mourning in silence according to the carrying arranged and the index relative of at least one symbol of Bearer Control channel arranged and described in be used to indicate the call number of indication information and at least one symbol described that at least one symbol of Bearer Control channel information is mourned in silence, at least one symbol described is mourned in silence;
Or,
Described carrying needs the resource of carrying out the control channel information of mourning in silence, and comprising:
Be used to indicate the call number of indication information and at least one RE described that at least one Resource Unit RE of Bearer Control channel information is mourned in silence;
Need the information of carrying out the resource transmission data of the control channel information of mourning in silence according to described carrying, comprising:
The bitmap needing to carry out the subframe of the control channel information of mourning in silence according to the carrying arranged and the index relative of at least one RE of Bearer Control channel arranged and described in be used to indicate the call number of indication information and at least one RE described that at least one RE of Bearer Control channel information is mourned in silence, at least one RE described is mourned in silence;
Or,
Described carrying needs the resource of carrying out the control channel information of mourning in silence, and comprising:
Be used to indicate the call number of indication information and at least one subframe described that at least one subframe of Bearer Control channel is mourned in silence;
Need the information of carrying out the resource transmission data of the control channel information of mourning in silence according to described carrying, comprising:
The bitmap carrying out the subframe of the Bearer Control channel information of mourning in silence according to the needs arranged and the index relative of at least one subframe of Bearer Control channel arranged and described in be used to indicate the call number of indication information and at least one subframe described that at least one subframe of Bearer Control channel information is mourned in silence, at least one subframe described is mourned in silence.
Application Example four
In this Application Example four, for the application scenarios in the communication system communication system of the evolution technology of LTE (or based on) based on LTE technology, the control channel provided embodiment of the present invention processing method of mourning in silence is described in detail.
For 10M bandwidth, suppose that the PCFICH of the first community indicates 3 PDCCH symbols, the PCFICH of the second community indicates 3 PDCCH symbols.The base station of the first community can communicate with network control unit respectively with the base station of the second community.
The specific implementation of this application embodiment four as shown in Figure 7, comprises following operation:
At least one information below the eNodeB of S701, the first community sends to network control unit: the control channel quality information of the first community, the control channel capacity requirement information of the first community;
At least one information below the eNodeB of S702, the second community sends to network control unit: the control channel quality information of the second community, the control channel capacity requirement information of the second community;
S703, network control unit receive the information that the first community and the second community are sent, and according to the information received, be that the eNodeB of the first community determines to carry the resource needing to carry out the control channel information of mourning in silence, namely determine that the front 5M of the control channel of the first community is mourned in silence, be that the eNodeB of the second community determines to carry the resource needing to carry out the control channel information of mourning in silence, namely determine that the rear 5M of the control channel of the second community is mourned in silence;
S704, network control unit send request eNodeB from described first community to the eNodeB of the first community needs to carry out the information of the resource transmission data of the control channel information of mourning in silence according to described carrying, and the eNodeB sending request described second community to the eNodeB of the second community needs to carry out the information of the resource transmission data of the control channel information of mourning in silence according to described carrying;
The eNodeB of S705, the first community receives the information of network control unit transmission, determines that carrying the resource needing to carry out the control channel information of mourning in silence is front 5M according to this information;
The eNodeB of S706, the first community needs to carry out the resource of the control channel information of mourning in silence according to the resource quantity of the Bearer Control channel information of the eNodeB of described first community and the carrying determined, determines available control channel Resource Unit RE;
The eNodeB of S707, the second community receives the information of network control unit transmission, determines that carrying the resource needing to carry out the control channel information of mourning in silence is rear 5M according to this information;
The eNodeB of S708, the second community needs to carry out the resource of the control channel information of mourning in silence according to the resource quantity of the Bearer Control channel information of the eNodeB of described second community and the carrying determined, determines available control channel Resource Unit RE.
This application embodiment four, needs the granularity of carrying out the resource of the control channel information of mourning in silence using RE set as carrying, adopts the mode of FDM to carry out process of mourning in silence, avoids the control channel interference between neighbor cell.In addition, adopt the carrying of RE set coarseness to need to carry out the resource of the control channel information of mourning in silence, add the available resources quantity of control channel.Especially, when the first community is Microcell, when the second community is the macrocell of covering first community, the method that application this application embodiment four provides, can effectively avoid macrocell to the control channel interference of Microcell.Wherein, RE set can refer to REG, also can be the RE set of setting quantity.
The all or part of step realizing said method embodiment can have been come by the hardware that program command is relevant, and aforesaid program can be stored in a computer read/write memory medium, and this program, when performing, performs the step comprising said method embodiment; And aforesaid storage medium comprises: ROM, RAM, magnetic disc or CD etc. various can be program code stored medium.
The base station that the embodiment of the present invention also provides a kind of control channel to mourn in silence process, its implementation structure as shown in Figure 8, specifically comprises:
To mourn in silence processing module 801, for determining to carry the resource needing to carry out the control channel information of mourning in silence;
Control channel transport module 802, the described resource determined for processing module of mourning in silence described in basis determines the Resource Unit mapping control channel, and according to described resource unit mapping control channel and transmitting control channel;
Silencing information sending module 803, for sending silencing information to the second base station, the carrying needs that processing module of mourning in silence described in described silencing information comprises is determined carry out the resource of the control channel information of mourning in silence, so that described second base station is according to described silencing information transmission data, described second base station comprises the base station having interface to be connected with described base station.
The base station that the embodiment of the present invention provides, processing module of mourning in silence 801 specifically may be used for: determine to carry the resource needing to carry out the control channel information of mourning in silence according to following at least one item: the control channel quality information of described base station; The control channel capacity requirement of described base station; And the described base station of request that described base station receives is to the information needing the control channel information of mourning in silence to mourn in silence.
If the control channel information that described needs carry out mourning in silence comprises: the full detail of physical downlink control channel PDCCH, then described control channel transport module also for, use the schedule information of PDCCH information as described base station of the transmission of an effective subframe.
Carrying needs the resource of carrying out the control channel information of mourning in silence to comprise RE set, the base station that then embodiment of the present invention provides also comprises: available resources statistical module 804, resource quantity for the Bearer Control channel information according to described base station needs the resource of carrying out the control channel information of mourning in silence with the carrying determined, determines available control channel Resource Unit RE.
In the device that the embodiment of the present invention provides, described silencing information sending module 803, the carrying that determination module of mourning in silence described in the subscriber equipment also for serving to described base station sends is determined needs to carry out the resource of the control channel information of mourning in silence.
The bitmap that described second base station needs to carry out the subframe of the control channel information of mourning in silence according to the carrying arranged and the index relative of at least one symbol of Bearer Control channel information arranged and described in be used to indicate the call number of indication information and at least one symbol described that at least one symbol of Bearer Control channel information is mourned in silence, determine that the carrying determined described base station needs to carry out at least one symbol of the control channel information of mourning in silence, according at least one symbol transmission data described; Or
The bitmap that described second base station needs to carry out the subframe of the control channel information of mourning in silence according to the carrying arranged and the index relative of at least one RE of Bearer Control channel information arranged and described in be used to indicate the call number of indication information and at least one RE described that at least one RE of Bearer Control channel information is mourned in silence, determine that the carrying determined described base station needs to carry out at least one RE of the control channel information of mourning in silence, transmit data according at least one RE described; Or
Described second base station according to the needs arranged carry out the subframe of the Bearer Control channel information of mourning in silence bitmap and described in be used to indicate the call number of indication information and at least one subframe described that at least one subframe of Bearer Control channel information is mourned in silence, determine that the carrying determined described base station needs to carry out at least one subframe of the control channel information of mourning in silence, according at least one sub-frame transmission data described.
Above-mentioned second base station can need to carry out at least one subframe of the control channel information of mourning in silence or the position of at least one RE or at least one symbol according to the carrying of described base station, sends the control channel information of this second base station according to this position.
Above-mentioned base station can be the base station serving multiple community, and the control channel information of above-mentioned base station can be the control channel information of wherein at least one community; .
Above-mentioned base station can be the base station of a service community, and the control channel information of above-mentioned base station can be the control channel information of wherein this community.
The base station that the embodiment of the present invention also provides a kind of control channel to mourn in silence, its implementation structure as shown in Figure 9, specifically comprises:
Silencing information receiver module 901, for receiving the silencing information that the first base station sends, described silencing information comprises the information that described in described first base station requests, mourn in silence to the control channel information that needs are mourned in silence in base station, and described base station comprises the base station having interface to be connected with described first base station;
To mourn in silence determination module 902, for the described silencing information received according to described silencing information receiver module, determine to carry the resource needing to carry out the control channel information of mourning in silence;
Control channel transport module 903, the carrying determined for determination module of mourning in silence described in basis needs the resource of carrying out the control channel information of mourning in silence to determine mapping the Resource Unit of control channel, and according to described resource unit mapping control channel and transmitting control channel.
Base station described in described first base station requests, to the information needing the control channel information of mourning in silence to mourn in silence, comprising:
Be used to indicate the call number of indication information and the described symbol that at least one symbol of Bearer Control channel information is mourned in silence;
Described mourn in silence determination module specifically for, the bitmap needing to carry out the subframe of the control channel information of mourning in silence according to the carrying arranged and the index relative of at least one symbol of Bearer Control channel information arranged and described in be used to indicate the call number of indication information and at least one symbol described that at least one symbol of Bearer Control channel information is mourned in silence, at least one symbol described is mourned in silence;
Or,
Base station described in described first base station requests, to the information needing the control channel information of mourning in silence to mourn in silence, comprising:
Be used to indicate the call number of indication information and the described RE that at least one Resource Unit RE of Bearer Control channel information is mourned in silence;
Described mourn in silence determination module specifically for, the bitmap needing to carry out the subframe of the control channel information of mourning in silence according to the carrying arranged and the index relative of at least one RE of Bearer Control channel information arranged and described in be used to indicate the call number of indication information and the described RE that at least one RE of Bearer Control channel information is mourned in silence, at least one RE described is mourned in silence;
Or,
Base station described in described first base station requests, to the information needing the control channel information of mourning in silence to mourn in silence, comprising:
Be used to indicate the call number of indication information and the described subframe that at least one subframe of Bearer Control channel information is mourned in silence;
Described mourn in silence determination module specifically for, the bitmap carrying out the subframe of the Bearer Control channel information of mourning in silence according to the needs arranged and the index relative of at least one subframe of Bearer Control channel information arranged and described in be used to indicate the call number of indication information and the described subframe that at least one subframe of Bearer Control channel is mourned in silence, at least one subframe described is mourned in silence.
Described needs carry out the control channel information of mourning in silence, and comprising: the full detail of physical downlink control channel PDCCH;
Described mourn in silence determination module specifically for, determine that described base station does not need to carry out process of mourning in silence.
Described silencing information comprises announcement information of mourning in silence;
Described mourn in silence determination module specifically for: after announcement information of mourning in silence described in receiving, according to the rule or determine to carry the resource needing the control channel information of carrying out mourning in silence with the rule of mourning in silence that described first base station negotiate is determined of mourning in silence arranged.
The network control unit that the embodiment of the present invention also provides a kind of control channel to mourn in silence, its implementation structure as shown in Figure 10, specifically comprises:
Information receiving module 1001, for receiving following at least one the information that at least one base station sends: the control channel quality information of at least one base station, and the control channel capacity requirement information of at least one base station;
To mourn in silence determination module 1002, for the information received according to described information receiving module, be respectively at least one base station described and determine to carry the resource needing to carry out the control channel information of mourning in silence;
Silencing information sending module 1003, the carrying that described in for determination module of mourning in silence described in basis being, at least one base station is determined needs the resource of carrying out the control channel information of mourning in silence, and sends request at least one base station described needs to carry out the resource transmission data of the control channel information of mourning in silence information according to described carrying at least one base station described.
The above; be only the present invention's preferably embodiment, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of claim.

Claims (26)

1. a processing method of mourning in silence for control channel, is characterized in that, comprising:
The resource needing to carry out the control channel information of mourning in silence is determined to carry in first base station;
Described first base station determines according to the described resource determined the Resource Unit mapping control channel, and according to described resource unit mapping control channel and transmitting control channel;
Described first base station sends silencing information to the second base station, described silencing information comprises the resource of the control channel information that the carrying needs determined described first base station carry out mourning in silence, so that described second base station is according to described silencing information transmission data, described second base station comprises the base station having interface to be connected with described first base station;
Wherein, the carrying that described first base station is determined needs the resource of carrying out the control channel information of mourning in silence, and comprising:
Be used to indicate the call number of indication information and at least one symbol described that at least one symbol of Bearer Control channel information is mourned in silence;
Described second base station, according to described silencing information transmission data, comprising:
The bitmap that described second base station needs to carry out the subframe of the control channel information of mourning in silence according to the carrying arranged and the index relative of at least one symbol of Bearer Control channel information arranged and described in be used to indicate the call number of indication information and at least one symbol described that at least one symbol of Bearer Control channel information is mourned in silence, determine that the carrying determined described first base station needs to carry out at least one symbol of the control channel information of mourning in silence, according at least one symbol transmission data described;
Or,
The carrying that described first base station is determined needs the resource of carrying out the control channel information of mourning in silence, and comprising:
Be used to indicate the call number of indication information and at least one RE described that at least one Resource Unit RE of Bearer Control channel information is mourned in silence;
Described second base station, according to described silencing information transmission data, comprising:
The bitmap that described second base station needs to carry out the subframe of the control channel information of mourning in silence according to the carrying arranged and the index relative of at least one RE of Bearer Control channel information arranged and described in be used to indicate the call number of indication information and at least one RE described that at least one RE of Bearer Control channel information is mourned in silence, determine that the carrying determined described first base station needs to carry out at least one RE of the control channel information of mourning in silence, transmit data according at least one RE described;
Or,
The carrying that described first base station is determined needs the resource of carrying out the control channel information of mourning in silence, and comprising:
Be used to indicate the call number of indication information and at least one subframe described that at least one subframe of Bearer Control channel information is mourned in silence;
Described second base station, according to described silencing information transmission data, comprising:
Described second base station according to the needs arranged carry out the subframe of the Bearer Control channel information of mourning in silence bitmap and described in be used to indicate the call number of indication information and at least one subframe described that at least one subframe of Bearer Control channel information is mourned in silence, determine that the carrying determined described first base station needs to carry out at least one subframe of the control channel information of mourning in silence, according at least one sub-frame transmission data described.
2. method according to claim 1, is characterized in that, the resource needing to carry out the control channel information of mourning in silence is determined to carry in described first base station, comprising:
The resource needing to carry out the control channel information of mourning in silence is determined to carry in described first base station according to following at least one item:
The control channel quality information of described first base station;
The control channel capacity requirement of described first base station; And
Described first base station of the request that described first base station receives is to the information needing the control channel information of mourning in silence to mourn in silence.
3. method according to claim 1, is characterized in that, described needs carry out the control channel information of mourning in silence, and comprising: the full detail of physical downlink control channel PDCCH.
4. method according to claim 3, is characterized in that, the method also comprises:
Described first base station uses the schedule information of PDCCH information as described first base station of the transmission of a upper effective subframe.
5. method according to claim 1, it is characterized in that, described silencing information comprises: announcement information of mourning in silence, described announcement information of mourning in silence is used to indicate described second base station after announcement information of mourning in silence described in receiving, according to the rule or need the resource of the control channel information of carrying out mourning in silence with the carrying that described in Rule, the first base station is determined of mourning in silence of determining of described first base station negotiate of mourning in silence arranged.
6. the method according to Claims 1 to 5 any one, is characterized in that, described carrying needs the resource of carrying out the control channel information of mourning in silence to comprise: at least one symbol or Resource Unit RE gather or at least one subframe.
7. method according to claim 6, is characterized in that, carrying needs the resource of carrying out the control channel information of mourning in silence to comprise RE set, and the method also comprises:
Described first base station needs the resource of carrying out the control channel information of mourning in silence according to the resource quantity of the Bearer Control channel information of described first base station and the carrying determined, determines available control channel Resource Unit RE.
8. the method according to Claims 1 to 5 any one, is characterized in that, the method also comprises:
Subscriber equipment to described first base station service sends the resource that the carrying determined described first base station needs to carry out the control channel information of mourning in silence.
9. the method according to Claims 1 to 5 any one, is characterized in that, described control channel comprises: Physical Control Format Indicator Channel PCFICH, physical hybrid automatic repeat request indicator channel PHICH or physical downlink control channel PDCCH.
10. a processing method of mourning in silence for control channel, is characterized in that, comprising:
Second base station receives the silencing information that the first base station sends, described silencing information comprises the information that described in described first base station requests, mourn in silence to the control channel information that needs are mourned in silence in the second base station, and described second base station comprises the base station having interface to be connected with described first base station;
The resource needing to carry out the control channel information of mourning in silence is determined to carry in described second base station according to the described silencing information received;
Described second base station needs the resource of carrying out the control channel information of mourning in silence to determine mapping the Resource Unit of control channel according to the carrying determined, and according to described resource unit mapping control channel and transmitting control channel;
Wherein, the second base station described in described first base station requests, to the information needing the control channel information of mourning in silence to mourn in silence, comprising:
Be used to indicate the call number of indication information and the described symbol that at least one symbol of Bearer Control channel information is mourned in silence;
The resource needing to carry out the control channel information of mourning in silence is determined to carry in described second base station according to the described silencing information received, comprising:
The bitmap that described second base station needs to carry out the subframe of the control channel information of mourning in silence according to the carrying arranged and the index relative of at least one symbol of Bearer Control channel information arranged and described in be used to indicate the call number of indication information and the described symbol that at least one symbol of Bearer Control channel information is mourned in silence, at least one symbol described is mourned in silence;
Or,
Second base station described in described first base station requests, to the information needing the control channel information of mourning in silence to mourn in silence, comprising:
Be used to indicate the call number of indication information and the described RE that at least one Resource Unit RE of Bearer Control channel information is mourned in silence;
The resource needing to carry out the control channel information of mourning in silence is determined to carry in described second base station according to the described silencing information received, comprising:
The bitmap that described second base station needs to carry out the subframe of the control channel information of mourning in silence according to the carrying arranged and the index relative of at least one RE of Bearer Control channel information arranged and described in be used to indicate the call number of indication information and the described RE that at least one RE of Bearer Control channel information is mourned in silence, at least one RE described is mourned in silence;
Or,
Second base station described in described first base station requests, to the information needing the control channel information of mourning in silence to mourn in silence, comprising:
Be used to indicate the call number of indication information and the described subframe that at least one subframe of Bearer Control channel is mourned in silence;
The resource needing to carry out the control channel information of mourning in silence is determined to carry in described second base station according to the described silencing information received, comprising:
Described second base station according to the needs arranged carry out the subframe of the Bearer Control channel information of mourning in silence bitmap and described in be used to indicate the call number of indication information and the described subframe that at least one subframe of Bearer Control channel information is mourned in silence, at least one subframe described is mourned in silence.
11. methods according to claim 10, is characterized in that, described method also comprises:
The resource needing to carry out the control channel information of mourning in silence is determined to carry in described first base station according to following at least one item:
The control channel quality information of described first base station; And
The control channel capacity requirement of described first base station.
12. methods according to claim 10, is characterized in that,
Described needs carry out the control channel information of mourning in silence, and comprising: the full detail of physical downlink control channel PDCCH.
13. methods according to claim 12, is characterized in that,
The resource needing to carry out the control channel information of mourning in silence is determined to carry in described second base station according to the described silencing information received, comprising:
Described second base station determines that described second base station does not need to carry out process of mourning in silence.
14. methods according to claim 10, is characterized in that,
Described silencing information comprises: announcement information of mourning in silence, described announcement information of mourning in silence is used to indicate described second base station after announcement information of mourning in silence described in receiving, according to the rule or determine to carry the resource needing the control channel information of carrying out mourning in silence with the rule of mourning in silence that described first base station negotiate is determined of mourning in silence arranged.
15. methods according to claim 10 ~ 14 any one, is characterized in that, described carrying needs the resource of carrying out the control channel information of mourning in silence to comprise: at least one symbol or Resource Unit RE gather or at least one subframe.
The processing method of mourning in silence of 16. 1 kinds of control channels, is characterized in that, comprising:
Network control unit receives following at least one the information that at least one base station sends: the control channel quality information of at least one base station, and the control channel capacity requirement information of at least one base station;
The information that described network control unit sends according at least one base station described, is respectively at least one base station described and determines to carry the resource needing to carry out the control channel information of mourning in silence;
Described network control unit needs the resource of carrying out the control channel information of mourning in silence according to the carrying determined at least one base station described, sends request at least one base station described needs to carry out the resource transmission data of the control channel information of mourning in silence information according to described carrying at least one base station described;
Wherein, described carrying needs the resource of carrying out the control channel information of mourning in silence, and comprising:
Be used to indicate the call number of indication information and at least one symbol described that at least one symbol of Bearer Control channel information is mourned in silence;
Need the information of carrying out the resource transmission data of the control channel information of mourning in silence according to described carrying, comprising:
The bitmap needing to carry out the subframe of the control channel information of mourning in silence according to the carrying arranged and the index relative of at least one symbol of Bearer Control channel arranged and described in be used to indicate the call number of indication information and at least one symbol described that at least one symbol of Bearer Control channel information is mourned in silence, at least one symbol described is mourned in silence;
Or,
Described carrying needs the resource of carrying out the control channel information of mourning in silence, and comprising:
Be used to indicate the call number of indication information and at least one RE described that at least one Resource Unit RE of Bearer Control channel information is mourned in silence;
Need the information of carrying out the resource transmission data of the control channel information of mourning in silence according to described carrying, comprising:
The bitmap needing to carry out the subframe of the control channel information of mourning in silence according to the carrying arranged and the index relative of at least one RE of Bearer Control channel arranged and described in be used to indicate the call number of indication information and at least one RE described that at least one RE of Bearer Control channel information is mourned in silence, at least one RE described is mourned in silence;
Or,
Described carrying needs the resource of carrying out the control channel information of mourning in silence, and comprising:
Be used to indicate the call number of indication information and at least one subframe described that at least one subframe of Bearer Control channel is mourned in silence;
Need the information of carrying out the resource transmission data of the control channel information of mourning in silence according to described carrying, comprising:
According to the needs arranged carry out the subframe of the Bearer Control channel information of mourning in silence bitmap and described in be used to indicate the call number of indication information and at least one subframe described that at least one subframe of Bearer Control channel information is mourned in silence, at least one subframe described is mourned in silence.
17. methods according to claim 16, is characterized in that, described carrying needs the resource of carrying out the control channel information of mourning in silence to comprise: at least one symbol or Resource Unit RE gather or at least one subframe.
18. 1 kinds of control channels are mourned in silence the base station of process, it is characterized in that, comprising:
To mourn in silence processing module, for determining to carry the resource needing to carry out the control channel information of mourning in silence;
Control channel transport module, the described resource determined for processing module of mourning in silence described in basis determines the Resource Unit mapping control channel, and according to described resource unit mapping control channel and transmitting control channel;
Silencing information sending module, for sending silencing information to the second base station, the carrying needs that processing module of mourning in silence described in described silencing information comprises is determined carry out the resource of the control channel information of mourning in silence, so that described second base station is according to described silencing information transmission data, described second base station comprises the base station having interface to be connected with described base station;
Wherein, described in processing module of mourning in silence determine to carry and need to carry out the resource of the control channel information of mourning in silence, comprising:
Be used to indicate the call number of indication information and at least one symbol described that at least one symbol of Bearer Control channel information is mourned in silence;
Described second base station, according to described silencing information transmission data, comprising:
The bitmap that described second base station needs to carry out the subframe of the control channel information of mourning in silence according to the carrying arranged and the index relative of at least one symbol of Bearer Control channel information arranged and described in be used to indicate the call number of indication information and at least one symbol described that at least one symbol of Bearer Control channel information is mourned in silence, the carrying that processing module of mourning in silence described in determining is determined needs at least one symbol carrying out the control channel information of mourning in silence, according at least one symbol transmission data described;
Or,
Described processing module of mourning in silence determines to carry the resource needing to carry out the control channel information of mourning in silence, and comprising:
Be used to indicate the call number of indication information and at least one RE described that at least one Resource Unit RE of Bearer Control channel information is mourned in silence;
Described second base station, according to described silencing information transmission data, comprising:
The bitmap that described second base station needs to carry out the subframe of the control channel information of mourning in silence according to the carrying arranged and the index relative of at least one RE of Bearer Control channel information arranged and described in be used to indicate the call number of indication information and at least one RE described that at least one RE of Bearer Control channel information is mourned in silence, the carrying that processing module of mourning in silence described in determining is determined needs at least one RE carrying out the control channel information of mourning in silence, and transmits data according at least one RE described;
Or,
Described processing module of mourning in silence determines to carry the resource needing to carry out the control channel information of mourning in silence, and comprising:
Be used to indicate the call number of indication information and at least one subframe described that at least one subframe of Bearer Control channel information is mourned in silence;
Described second base station, according to described silencing information transmission data, comprising:
Described second base station according to the needs arranged carry out the subframe of the Bearer Control channel information of mourning in silence bitmap and described in be used to indicate the call number of indication information and at least one subframe described that at least one subframe of Bearer Control channel information is mourned in silence, the carrying that processing module of mourning in silence described in determining is determined needs at least one subframe of carrying out the control channel information of mourning in silence, according at least one sub-frame transmission data described.
19. base stations according to claim 18, is characterized in that, described in mourn in silence processing module specifically for, determining to carry according to following at least one item needs to carry out the resource of the control channel information of mourning in silence:
The control channel quality information of described base station;
The control channel capacity requirement of described base station; And
The described base station of the request that described base station receives is to the information needing the control channel information of mourning in silence to mourn in silence.
20. base stations according to claim 18, it is characterized in that, the control channel information that described needs carry out mourning in silence comprises: the full detail of physical downlink control channel PDCCH, then described control channel transport module also for, use the schedule information of PDCCH information as described base station of the transmission of an effective subframe.
21. base stations according to claim 18 ~ 20 any one, is characterized in that, carrying needs the resource of carrying out the control channel information of mourning in silence to comprise RE set, and described base station also comprises:
Available resources statistical module, resource quantity and the carrying determined for the Bearer Control channel information according to described base station need the resource of carrying out the control channel information of mourning in silence, and determine available control channel Resource Unit RE.
22. base stations according to claim 18 ~ 20 any one, is characterized in that,
Described silencing information sending module, the carrying that determination module of mourning in silence described in the subscriber equipment also for serving to described base station sends is determined needs to carry out the resource of the control channel information of mourning in silence.
The base station that 23. 1 kinds of control channels are mourned in silence, is characterized in that, comprising:
Silencing information receiver module, for receiving the silencing information that the first base station sends, described silencing information comprises the information that described in described first base station requests, mourn in silence to the control channel information that needs are mourned in silence in base station, and described base station comprises the base station having interface to be connected with described first base station;
To mourn in silence determination module, for the described silencing information received according to described silencing information receiver module, determine to carry the resource needing to carry out the control channel information of mourning in silence;
Control channel transport module, the carrying determined for determination module of mourning in silence described in basis needs the resource of carrying out the control channel information of mourning in silence to determine mapping the Resource Unit of control channel, and according to described resource unit mapping control channel and transmitting control channel;
Wherein, base station described in described first base station requests, to the information needing the control channel information of mourning in silence to mourn in silence, comprising:
Be used to indicate the call number of indication information and the described symbol that at least one symbol of Bearer Control channel information is mourned in silence;
Described mourn in silence determination module specifically for, the bitmap needing to carry out the subframe of the control channel information of mourning in silence according to the carrying arranged and the index relative of at least one symbol of Bearer Control channel information arranged and described in be used to indicate the call number of indication information and at least one symbol described that at least one symbol of Bearer Control channel information is mourned in silence, at least one symbol described is mourned in silence;
Or,
Base station described in described first base station requests, to the information needing the control channel information of mourning in silence to mourn in silence, comprising:
Be used to indicate the call number of indication information and the described RE that at least one Resource Unit RE of Bearer Control channel information is mourned in silence;
Described mourn in silence determination module specifically for, the bitmap needing to carry out the subframe of the control channel information of mourning in silence according to the carrying arranged and the index relative of at least one RE of Bearer Control channel information arranged and described in be used to indicate the call number of indication information and the described RE that at least one RE of Bearer Control channel information is mourned in silence, at least one RE described is mourned in silence;
Or,
Base station described in described first base station requests, to the information needing the control channel information of mourning in silence to mourn in silence, comprising:
Be used to indicate the call number of indication information and the described subframe that at least one subframe of Bearer Control channel information is mourned in silence;
Described mourn in silence determination module specifically for, the bitmap carrying out the subframe of the Bearer Control channel information of mourning in silence according to the needs arranged and the index relative of at least one subframe of Bearer Control channel information arranged and described in be used to indicate the call number of indication information and the described subframe that at least one subframe of Bearer Control channel is mourned in silence, at least one subframe described is mourned in silence.
24. base stations according to claim 23, is characterized in that, described needs carry out the control channel information of mourning in silence, and comprising: the full detail of physical downlink control channel PDCCH;
Described mourn in silence determination module specifically for, determine that described base station does not need to carry out process of mourning in silence.
25. base stations according to claim 23, is characterized in that, described silencing information comprises announcement information of mourning in silence;
Described mourn in silence determination module specifically for: after announcement information of mourning in silence described in receiving, according to the rule or determine to carry the resource needing the control channel information of carrying out mourning in silence with the rule of mourning in silence that described first base station negotiate is determined of mourning in silence arranged.
The network control unit that 26. 1 kinds of control channels are mourned in silence, is characterized in that, comprising:
Information receiving module, for receiving following at least one the information that at least one base station sends: the control channel quality information of at least one base station, and the control channel capacity requirement information of at least one base station;
To mourn in silence determination module, for the information received according to described information receiving module, be respectively at least one base station described and determine to carry the resource needing to carry out the control channel information of mourning in silence;
Silencing information sending module, the carrying that described in for determination module of mourning in silence described in basis being, at least one base station is determined needs the resource of carrying out the control channel information of mourning in silence, and sends request at least one base station described needs to carry out the resource transmission data of the control channel information of mourning in silence information according to described carrying at least one base station described;
Wherein, described in determination module of mourning in silence determine to carry and need to carry out the resource of the control channel information of mourning in silence, comprising:
Be used to indicate the call number of indication information and at least one symbol described that at least one symbol of Bearer Control channel information is mourned in silence;
Described silencing information sending module transmission data, comprising:
The bitmap that described silencing information sending module needs to carry out the subframe of the control channel information of mourning in silence according to the carrying arranged and the index relative of at least one symbol of Bearer Control channel information arranged and described in be used to indicate the call number of indication information and at least one symbol described that at least one symbol of Bearer Control channel information is mourned in silence, the carrying that determination module of mourning in silence described in determining is determined needs at least one symbol carrying out the control channel information of mourning in silence, according at least one symbol transmission data described;
Or,
The carrying that described determination module of mourning in silence is determined needs the resource of carrying out the control channel information of mourning in silence, and comprising:
Be used to indicate the call number of indication information and at least one RE described that at least one Resource Unit RE of Bearer Control channel information is mourned in silence;
Described silencing information sending module transmission data, comprising:
The bitmap that described silencing information sending module needs to carry out the subframe of the control channel information of mourning in silence according to the carrying arranged and the index relative of at least one RE of Bearer Control channel information arranged and described in be used to indicate the call number of indication information and at least one RE described that at least one RE of Bearer Control channel information is mourned in silence, the carrying that determination module of mourning in silence described in determining is determined needs at least one RE carrying out the control channel information of mourning in silence, and transmits data according at least one RE described;
Or,
The carrying that described determination module of mourning in silence is determined needs the resource of carrying out the control channel information of mourning in silence, and comprising:
Be used to indicate the call number of indication information and at least one subframe described that at least one subframe of Bearer Control channel information is mourned in silence;
Described silencing information sending module transmission data, comprising:
Described silencing information sending module according to the needs arranged carry out the subframe of the Bearer Control channel information of mourning in silence bitmap and described in be used to indicate the call number of indication information and at least one subframe described that at least one subframe of Bearer Control channel information is mourned in silence, the carrying that determination module of mourning in silence described in determining is determined needs at least one subframe of carrying out the control channel information of mourning in silence, according at least one sub-frame transmission data described.
CN201110337613.0A 2011-10-31 2011-10-31 A kind of mourn in silence processing method and device of control channel Active CN103096325B (en)

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