CN101815253B

CN101815253B - Method for transmitting control information and unicast service control channel region information

Info

Publication number: CN101815253B
Application number: CN201010000679.6A
Authority: CN
Inventors: 鲁照华; 刘锟; 夏薇; 方惠英; 关艳峰; 刘颖
Original assignee: ZTE Corp
Current assignee: Shenzhen Fu Hai Sunshine Technology Co., Ltd.
Priority date: 2009-02-19
Filing date: 2010-01-15
Publication date: 2014-03-19
Anticipated expiration: 2030-01-15
Also published as: CN101815253A

Abstract

The invention discloses a method for transmitting control information and unicast service control channel region information. The whole or parts of frequency resources of time regions for transmitting the control information comprise multiple frequency reusing regions or a frequency reusing region. The multiple frequency reusing regions have different frequency reusing factors, and each frequency reusing region comprises one or more frequency sets. The method for transmitting the control information comprises the step of transmitting the control information on the frequency reusing region with the minimum frequency reusing factor in the time region by a base station. By the scheme provided by the invention, the control information of a wireless communication system can be transmitted reasonably and efficiently, thus improving the performance of the whole wireless communication system.

Description

The transmission method of control information and unicast service control channel region information

Technical field

The present invention relates to mobile communication technology field, relate in particular to the transmission method of a kind of control information and unicast service control channel region information.

Background technology

In wireless communication system, base station is to show the equipment that terminal provides service, base station communicates by uplink downlink and terminal, wherein, (DownLink, referred to as DL for down link, also referred to as forward link) refer to that base station arrives the direction of terminal, up link (UpLink, referred to as UL, also referred to as reverse link) refers to the direction of terminal to base station.A plurality of terminals can send data by up link to base station simultaneously, also can from base station, receive data by down link simultaneously.

In the data transmission system that adopts base station scheduling to control, conventionally by base station scheduling distributing system resource, for example, by base station assigns, it carries out the resource that can use when the resource of downlink transfer and terminal are carried out uplink etc.

Adopting OFDM access (Orthogonal Frequency DivisionMultiplex Access, referred to as OFDMA) time division duplex (the Time DivisionDuplex of technology, referred to as TDD) or Frequency Division Duplexing (FDD) (Frequency Division Duplex, referred to as FDD) for example, in wireless communication system (IEEE 802.16m), non-user proprietary control information (Non-user-specific control information, or, Non-user-specificAdvanced-MAP) refer to not the information for certain specific user or certain particular group of users.Conventionally, non-user proprietary control information comprises the required information of decode users proprietary control information (Userspecific control information), wherein, user proprietary control information refers to the information for certain specific user or certain particular group of users, generally include resource allocation information (Assignment Advanced-MAP), power control information (Power ControlAdvanced-MAP), mixed automatic retransfer request (Hybrid Automatic RepeatRequest, referred to as HARQ) feedback information (HARQ Feedback Advanced-MAP) etc.

In adopting the TDD of OFDMA technology or the practical application of FDD wireless communication system, conventionally adopt fractional frequency reuse (Fractional Frequency Reuse, referred to as FFR) technology.Fig. 1 has indicated a kind of realization of fractional frequency reuse technology, has rescued the frequency resource allocation mode of adjacent San Ge community and the transmission power limit situation of each frequency sets (power rank) in Fig. 1.As shown in Figure 1, by all available downstream frequency resource division, be 7 frequency sets

wherein, W ₁, W ₂, W ₃the frequency re-use factor (Reuse Factor) in the frequency reuse region forming is 1/3 (definition frequency re-use factor is in this case 3 in some document), i.e. W ₁, W ₂, W ₃in frequency resource allocation give Zhong Yige community, three neighbor cells, this frequency resource can not be used in other Liang Ge communities, or other Liang Ge communities need to adopt the method that limits its transmitting power to use this frequency resource, claims W ₁, W ₂, W ₃the Reuse Factor=1/3 in the frequency reuse region forming; W ₁₂, W ₂₃, W ₁₃the frequency re-use factor in the frequency reuse region forming is 2/3 (definition frequency re-use factor is in this case 3/2 in some document), i.e. W ₁₂, W ₂₃, W ₁₃in frequency resource allocation give Zhong Liangge community, three neighbor cells, San Ge community can not or need by this frequency resource to adopt the method that limits its transmitting power use this frequency resource, claims W ₁₂, W ₂₃, W ₁₃the Reuse Factor=2/3 in the frequency reuse region forming; W ₁₂₃the frequency re-use factor in the frequency reuse region forming is 1, and this frequency resource of use that three neighbor cells can be without restriction, claims W ₁₂₃the Reuse Factor=1 in the frequency reuse region forming.As can be seen from Figure 1, in each community, different frequency set is different because other difference of interference level causes its descending coverage, for community A, frequency sets W ₁on descending interference rank minimum, coverage is maximum, for community B, frequency sets W ₂descending interference rank minimum, coverage is maximum, for community C, frequency sets W ₃interference rank minimum, coverage is maximum.

At present, in using the wireless communication system of OFDMA technology (particularly adopting FFR technology), for how rationally transmitting efficiently non-user proprietary control information and user proprietary control information does not also have concrete solution.

Summary of the invention

In view of this, the invention provides the transmission method of a kind of control information and unicast service control channel region information, in order to solve in prior art can not be rationally the problem of control information transmission efficiently.

A kind of transmission method of control information is provided according to an aspect of the present invention.Wherein, all or part of frequency resource of the time zone of control information transmission comprises: a plurality of frequency reuses region, the frequency re-use factor in the plurality of frequency reuse region is different, and each frequency reuse region comprises one or more frequency sets.

According to the transmission method of control information of the present invention, comprise: base station is control information transmission on the frequency reuse region of the frequency re-use factor minimum of above-mentioned time zone.

Particularly, base station can be in the above-mentioned control information of part or all of distributed logic transmitted over resources in the frequency reuse region of frequency re-use factor minimum.

Or above-mentioned control information is transmitted in base station in the part or all of frequency sets in the frequency reuse region of frequency re-use factor minimum.

Or above-mentioned control information is transmitted in the highest-ranking frequency sets of power in base station in the frequency reuse region of frequency re-use factor minimum.

Further, base station can be in the above-mentioned control information of part or all of distributed logic transmitted over resources of the highest-ranking frequency sets of this power.

Particularly, above-mentioned control information comprises: non-user proprietary control information or user proprietary control information.

Wherein, non-user proprietary control information includes but not limited to: the information of the resource that indication transmission user proprietary control information is used.

And non-user proprietary control information can also comprise: be used to indicate the sign of whether transmitting non-user proprietary control information and/or user proprietary control information on extra-regional other frequency reuse region of frequency reuse except frequency re-use factor minimum.

User's dedicated control information include but not limited to following one of at least: resource allocation information, power control information, hybrid automatic repeat request feedback information.

Particularly, above-mentioned control information can be transmitted by the either type in broadcast, multicast or clean culture in base station.

According to another aspect of the present invention, a kind of transmission method of unicast service control channel region information is provided, wherein, the all or part of frequency resource of the time zone of transmission unicast service control channel region information comprises a plurality of frequency reuses region, and each frequency reuse region comprises one or more frequency sets.

According to the transmission method of unicast service control channel region information of the present invention, comprise: above-mentioned unicast service control channel region information is transmitted in base station under the pre-conditioned frequency sets of meeting of above-mentioned time zone.

Wherein, above-mentioned pre-conditioned comprising: descending interference rank is minimum or descending coverage is maximum.

Particularly, above-mentioned unicast service control channel region information includes but not limited to: non-user proprietary control information and/or user proprietary control information.

Further, the resource that above-mentioned unicast service control channel region information adopts is transmitted by broadcast channel notification terminal in base station.

Particularly, base station can meet the above-mentioned unicast service control channel region information of part or all of distributed logic transmitted over resources of above-mentioned pre-conditioned frequency sets.

And above-mentioned unicast service control channel region information can be transmitted by the either type in broadcast, multicast or clean culture in base station.

A kind of transmission method of control information is provided according to another aspect of the present invention.Wherein, all or part of frequency resource of the time zone of control information transmission comprises: a plurality of frequency reuses region, the frequency re-use factor in a plurality of frequency reuses region is different, and each frequency reuse region comprises one or more frequency sets.

According to the transmission method of control information of the present invention, comprise: frequency reuse region or the frequency sets sending control information indicated in base station in superframe head.

Particularly, while sending on the frequency reuse region of superframe head indication control information in frequency re-use factor minimum, base station is in the above-mentioned control information of part or all of distributed logic transmitted over resources in this frequency reuse region.

Particularly, above-mentioned control information comprises: non-user proprietary control information and/or user proprietary control information.

And non-user proprietary control information can also comprise: be used to indicate except transmission user proprietary control information whether on extra-regional other frequency reuse region of frequency reuse of frequency re-use factor minimum.

Particularly, above-mentioned time zone consists of one or more subframes.

A kind of transmission method of control information is provided according to another aspect of the present invention.Wherein, all or part of frequency resource of the time zone of control information transmission comprises: a frequency reuse region, and this frequency reuse region comprises a plurality of frequency sets.

According to the transmission method of control information of the present invention, comprise: base station sends control information in the highest-ranking frequency sets of power that forms this frequency reuse region.

Particularly, base station can be in the above-mentioned control information of part or all of distributed logic transmitted over resources of the highest-ranking frequency sets of this power.

Particularly, above-mentioned control information comprises: non-user proprietary control information or/or user proprietary control information.

Particularly, above-mentioned time zone consists of one or more subframes.

A kind of transmission method of control information is provided according to another aspect of the present invention.Wherein, all or part of frequency resource of the time zone of control information transmission comprises: one or more frequency reuses region, the frequency re-use factor in different frequency reuse area is different, and each frequency reuse region comprises one or more frequency sets.

According to the transmission method of control information of the present invention, comprise: base station adopts identical or different coding parameter while sending described control information in different frequency set.

Particularly, base station sends control information by the indication of superframe head frequency sets or frequency reuse region.

The described coding parameter adopting while particularly, sending described control information in different frequency set is standard default configuration.

Particularly, described base station sends the coding parameter of described control information by the indication of superframe head.

Further, described coding parameter include but not limited to following one of at least: modulation coding mode, number of repetition, encoder bit rate, many antenna coding/precoding parameters, the number of resources taking.

Particularly, above-mentioned time zone consists of one or more subframes.

By above-mentioned at least one scheme of the present invention, on frequency reuse region by the frequency re-use factor minimum at time zone, transmit non-user proprietary control information and user proprietary control information, a kind of reasonable method of control information transmission is efficiently provided, solved in prior art can not be rationally the problem of control information transmission efficiently, thereby the rationally control information of transmit wireless communication system efficiently, improves the performance of whole wireless communication system.

Other features and advantages of the present invention will be set forth in the following description, and, partly from specification, become apparent, or understand by implementing the present invention.Object of the present invention and other advantages can be realized and be obtained by specifically noted structure in the specification write, claims and accompanying drawing.

Accompanying drawing explanation

Accompanying drawing is used to provide a further understanding of the present invention, and forms a part for specification, for explaining the present invention, is not construed as limiting the invention together with embodiments of the present invention.In the accompanying drawings:

Fig. 1 be in prior art a kind of fractional frequency reuse technology realize schematic diagram;

Fig. 2 is the frame structure schematic diagram of IEEE 802.16m;

Fig. 3 is a kind of frequency resource allocation mode schematic diagram;

Fig. 4 is the flow chart of embodiment mono-;

Fig. 5 is a kind of frame structure schematic diagram;

Fig. 6 is the flow chart of embodiment bis-;

Fig. 7 is the flow chart of embodiment tri-;

Fig. 8 is the flow chart of embodiment tetra-;

Fig. 9 is the flow chart of embodiment five;

Figure 10 is the flow chart of embodiment six;

Figure 11 is the flow chart of embodiment seven;

Figure 12 is another kind of frequency resource allocation mode schematic diagram;

Figure 13 is the flow chart of embodiment eight;

Figure 14 is the flow chart of embodiment nine;

Figure 15 is the flow chart of embodiment ten;

Figure 16 is the flow chart of embodiment 11;

Figure 17 is the flow chart of embodiment 12.

Embodiment

Functional overview

The embodiment of the present invention, for demand how to transmit the control informations such as non-user proprietary control information and/or user proprietary control information, has proposed a kind of transmission method of control information and a kind of transmission method of unicast service control channel region information.In embodiments of the present invention, base station is when sending control information, at least on the frequency reuse region of the frequency re-use factor minimum in current time region, transmit this control information, or by frequency reuse region or frequency sets that in superframe head, field indication sends control information, carrying system configuration information in described superframe head, conventionally by main superframe head and auxiliary superframe head, form (being called again main broadcast channel or auxiliary broadcast channel), follow closely after primary synchronization channel or auxiliary synchronization channel; And when unicast traffic control channel area information, unicast service control channel region information is at least transmitted in base station under the descending interference rank minimum in current time region or the frequency sets of little row coverage maximum.

Wherein, above-mentioned control information comprises: user proprietary control information (being User specificcontrol information) and non-user proprietary control information (are Non-user-specificcontrol information, or, Non-user-specific Advanced-MAP).

Above-mentioned unicast service control channel region information includes but not limited to: user proprietary control information and non-user proprietary control information.

Above-mentioned time zone can consist of one or more subframes.

In the situation that not conflicting, embodiment and the feature in embodiment in the application can combine mutually.

Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein, only for description and interpretation the present invention, is not intended to limit the present invention.

According to the embodiment of the present invention, first a kind of transmission method of control information is provided, wherein, the part or all of frequency resource of the time zone of control information transmission comprises: a plurality of frequency reuses region, wherein, the frequency re-use factor in each frequency reuse region in a plurality of frequency reuses region is not identical, and each frequency reuse region comprises one or more frequency sets.

According to the transmission method of the control information of the embodiment of the present invention, comprise: base station is control information transmission on the frequency reuse region of the frequency re-use factor minimum of above-mentioned time zone.

It should be noted that, the frequency re-use factor in the embodiment of the present invention (Reuse Factor) defines in the following manner:

Suppose that a frequency distributes to the community that N is adjacent and use, but this frequency resource only has N the community of the M in community to use, the frequency re-use factor of this frequency resource is M/N, wherein, N is greater than 1 integer, and M is more than or equal to 1 integer, and N is more than or equal to M.

Definition mode for another kind of frequency re-use factor in this area, in these cases, the frequency re-use factor of this frequency resource is defined as to N/M, utilizes the method that the embodiment of the present invention provides to be: base station is control information transmission on the frequency reuse region of the frequency re-use factor maximum of above-mentioned time zone.

Wherein, above-mentioned control information comprises: non-user proprietary control information and user proprietary control information, and wherein, non-user proprietary control information comprises: the information of the resource that indication transmission user proprietary control information is used; User's dedicated control information includes but not limited to: resource allocation information, power control information, HARQ feedback information etc.

In specific implementation process, above-mentioned control information can be transmitted by any one the mode in broadcast, multicast and clean culture in base station on the frequency reuse region of said frequencies reuse factor minimum.And if only comprise a frequency sets in the frequency reuse region of frequency re-use factor minimum, base station can be in part or all of this control information of distributed logic transmitted over resources in this frequency reuse region; If comprise a plurality of frequency sets in the frequency reuse region of frequency re-use factor minimum, this control information can be transmitted in the part or all of frequency sets in the plurality of frequency sets in base station, or, this control information also can be transmitted in the frequency sets that power rank (being transmission power limit situation) is the highest in these a plurality of frequency sets in base station, further, base station can be in part or all of this control information of distributed logic transmitted over resources of the highest-ranking frequency sets of this power.

Above-mentioned control information can be transmitted in base station in one or more frequency reuse set in the frequency reuse region of said frequencies reuse factor minimum, if base station control information transmission in the highest-ranking frequency sets of power in above-mentioned a plurality of frequency sets, simultaneously, also in other frequency sets, transmit this control information, if this control information is non-user's dedicated control information, in this non-user's dedicated control information, also comprise: the sign of whether transmitting non-user proprietary control information and/or user proprietary control information in indication other frequency sets except the highest-ranking frequency sets of this power.

In specific implementation process, above-mentioned sign can represent by a field, and the length of this field can be decided according to the actual requirements.

In addition, transmit above-mentioned control information on the frequency reuse region in said frequencies reuse factor minimum base station, can also on other frequency reuse region, transmit this control information, therefore, when transmission non-user proprietary control information, this non-user proprietary control information also comprises: whether indication transmits non-user proprietary control information and/or user's dedicated control information except on extra-regional other frequency reuse region of frequency reuse of said frequencies reuse factor minimum.

And base station is when transmission non-user proprietary control information, the resource that can adopt by terminal transmission non-user proprietary control information by broadcast channel is transmitted non-user proprietary control information on which running time-frequency resource.

Particularly, in the transmission method of the above-mentioned control information of the embodiment of the present invention, above-mentioned time zone can comprise one or more subframes.

The transmission method of the above-mentioned control information providing by the embodiment of the present invention, can be rationally the control information of efficient pin transmit wireless communication system, improve the performance of whole wireless communication system.

The technique scheme providing in order further to understand the embodiment of the present invention, below the transmission method of the above-mentioned control information that the embodiment of the present invention provided by specific embodiment be elaborated.

In the following embodiments, the IEEE 802.16m system of take is example, and the technical scheme that the embodiment of the present invention is provided describes, and Fig. 2 is the frame structure schematic diagram of IEEE 802.16m, as shown in Figure 2, whole Radio Resource is divided into the different structure granularities such as superframe, frame, subframe and OFDM symbol.Particularly, can first Radio Resource be divided into superframe continuous in time (Super Frame), the time span of each superframe is 20 milliseconds, each superframe is comprised of the frame (Frame) of 45 milliseconds of time spans, every frame comprises 8 subframes (SF), and each subframe is comprised of 6 OFDM symbols.

In the following embodiments, suppose the frequency resource allocation mode of adjacent San Ge community as shown in Figure 3, all available downstream frequency resource division are 4 frequency sets

wherein, W ₁, W ₂, W ₃the frequency re-use factor in the frequency reuse region forming is 1/3, i.e. W ₁, W ₂, W ₃in frequency resource allocation give Zhong Yige community, three neighbor cells, other Liang Ge communities can not or need by this frequency resource to adopt the method that limits its transmitting power use this frequency resource; W ₁₂₃the frequency re-use factor in the frequency reuse region forming is 1, and this frequency resource of use that three neighbor cells can be without restriction, claims W ₁₂₃the Reuse Factor=1 in the frequency reuse region forming.As can be seen from Figure 3, in each community, different frequency set is because other difference of interference level causes its descending coverage different, to community A, frequency sets W ₁on descending interference rank minimum, coverage is maximum, to community B, frequency sets W ₂descending interference rank minimum, coverage is maximum, to community C, frequency sets W ₃interference rank minimum, coverage is maximum.

Embodiment mono-

It is example that this embodiment be take the frequency resource allocation mode shown in the frame structure shown in Fig. 2 and Fig. 3, and base station (BS-A) the transmission non-user proprietary control information of Dui Tu3Zhong community A describes.

Fig. 4 is the flow chart of the present embodiment, suppose that BS-A need to transmit non-user proprietary control information in certain subframe of superframe, and the frequency resource of this subframe is according to being divided into four frequency sets shown in Fig. 3, form two frequency reuse regions (its frequency re-use factor is respectively 1/3 and 1), three frequency sets of frequency reuse district inclusion that wherein frequency re-use factor is 1/3, frequency re-use factor is frequency sets of frequency reuse district inclusion of 1, as shown in Figure 4, BS-A transmission non-user proprietary control information mainly comprises the following steps:

Step 401, the highest-ranking frequency sets W of power in the frequency reuse region that BS-A is 1/3 in this subframe frequency reuse factor ₁above by broadcast mode, send non-user proprietary control information.

Step 402, terminal is utilized the Given information above-mentioned non-user proprietary control information of decoding, by the parsing of these information is determined to follow-up work flow process.

In specific implementation process, BS-A can be at W ₁part or all of distributed logic Resource Block on transmit non-user proprietary control information, in specific implementation process, this distributed logic Resource Block can be by standard default configuration, also can by which distributed logic Resource Block, be sent by BS-A notification terminal in auxiliary broadcast channel; And BS-A can also W ₁other distributed logic Resource Block set except the configuring distributed logical resource block in standard default on transmit non-user proprietary control information; In addition, in the frequency reuse region that BS-A can also be 1/3 in frequency re-use factor, remove W ₁in other frequency sets in addition, transmit non-user proprietary control information; And, on the frequency reuse region that BS-A can also be 1 in frequency re-use factor, transmit non-user's dedicated control information.Below respectively these several situations are described.

By the distributed logic Resource Block of auxiliary broadcast channel notification terminal transmission non-user proprietary control information

In the frame structure shown in Fig. 5, first subframe of every frame (being SF0) need to be transmitted non-user proprietary control information,, before step 401, BS-A is sent and is formed the highest-ranking frequency sets W of power in the frequency reuse region that frequency re-use factor is 1/3 by auxiliary broadcast channel ₁the information of number of the distributed logic Resource Block (Distributed Resource Unit) that the non-user's dedicated control information of upper transmission is required, then performs step 401, and BS-A is at frequency sets W ₁on upper corresponding distributed logic Resource Block, by broadcast mode (also can pass through multicast mode or mode of unicast), transmit non-user proprietary control information to terminal.

Wherein, BS-A is at W ₁the non-user proprietary control information (can be called non-user proprietary control information A) transmitting on upper corresponding distributed logic Resource Block comprises describes in the frequency reuse region that frequency re-use factor is 1 whether send the non-user proprietary control information field of (being called non-user proprietary control information B), while needing to send non-user proprietary control information B in the frequency reuse region that this field indication frequency re-use factor is 1, non-user proprietary control information A also can comprise the frequency sets W that forms the frequency reuse region that description frequency re-use factor is 1 ₁₂₃the information of number of the distributed logic Resource Block that middle transmission non-user proprietary control information B is required.

Terminal obtains the frequency sets W of this subframe by the auxiliary broadcast channel of decoding ₁the information of number of the distributed logic Resource Block that upper transmission non-user proprietary control information is required (being DRUCount), thereby at frequency sets W ₁upper decoding starts from particular index number, its number equals the distributed logic Resource Block set of DRU Count, obtains non-user proprietary control information A, and wherein, particular index number can be configured by standard default.Terminal is learnt frequency sets W from this non-user proprietary control information A ₁₂₃on whether transmit non-user proprietary control information B.Terminal, by the non-user proprietary control information of successfully decoding, obtains the required content of decode users proprietary control information.

On the distributed logic Resource Block configuring by standard default, transmit non-user proprietary control information

In the frame structure shown in Fig. 5, first subframe (SF0) of every frame need to be transmitted non-user proprietary control information, and BS-A is at frequency sets W ₁on the distributed logic Resource Block set being configured by standard default on by broadcast mode, transmit non-user proprietary control information to terminal, wherein, this non-user proprietary control information (being called non-user proprietary control information A) comprises describes the field that whether sends non-user proprietary control information in the frequency reuse region that frequency re-use factor is 1, in the frequency reuse region that this field indication frequency re-use factor is 1, need to send non-user proprietary control information when (being called non-user proprietary control information B), non-user proprietary control information A also can comprise the frequency sets W that forms the frequency reuse region that description frequency re-use factor is 1 ₁₂₃the information of number of the distributed logic Resource Block that middle transmission non-user proprietary control information B is required.

Terminal is by the frequency sets W that successfully decodes ₁the resource of the upper transmission non-user proprietary control information being configured by standard default, obtains non-user proprietary control information A.Terminal is known frequency sets W from this non-user proprietary control information ₁₂₃on whether transmit non-user proprietary control information B.If so, terminal, by the non-user proprietary control information of successfully decoding, obtains the required content of decode users proprietary control information.

Base station is also at frequency sets W ₁on other distributed logic Resource Block except standard default is configured to, transmit non-user proprietary control information

In the frame structure shown in Fig. 5, first subframe (SF0) of every frame need to be transmitted non-user proprietary control information, and BS-A (Fig. 3 small area A) is at W ₁on the distributed logic Resource Block set being configured by standard default on by broadcast mode, transmit non-user proprietary control information (being called non-user proprietary control information A) and comprise indication at frequency sets W to terminal, this non-user proprietary control information ₁other distributed logic Resource Block on whether also transmit the non-user proprietary control information field of (being called non-user proprietary control information B), this field can have two kinds of forms:

Form is an indication bit, is used to refer at frequency sets W ₁other distributed logic Resource Block on whether also transmit non-user proprietary control information B, if need transmission, transmitting the required resource of non-user proprietary control information B can configure acquisition by standard default;

Another kind of form is to comprise the required frequency sets W of transmission non-user proprietary control information B ₁on the information of number of distributed logic Resource Block.

Terminal is by the frequency sets W that successfully decodes ₁the resource of the upper transmission non-user proprietary control information A being configured by standard default obtains non-user proprietary control information A.Terminal learns on other distributed logic Resource Block of this frequency sets whether transmit non-user proprietary control information B from this non-user proprietary control information, thereby terminal obtains non-user proprietary control information B according to relevant indication.Terminal, by the non-user proprietary control information of successfully decoding, obtains the required content of decode users proprietary control information.

In the frequency reuse region that is 1/3 in frequency re-use factor, remove W ₁in other frequency sets in addition, transmit non-user proprietary control information

In the frame structure shown in Fig. 5, first subframe (SF0) of every frame need to be transmitted non-user proprietary control information, and BS-A (Fig. 3 small area A) is at W ₁on the distributed logic Resource Block set being configured by standard default on by broadcast mode, transmit non-user proprietary control information to terminal, whether this non-user proprietary control information (being called non-user proprietary control information A) comprises describes in other frequency sets the field of transmission user proprietary control information, situation as shown in Figure 3, this field comprises 3 bits, represents respectively frequency sets W ₂, W ₃, W ₁₂₃on whether can transmission user proprietary control information, for example, when this field is " 011 ", represent frequency sets W ₃, W ₁₂₃upper meeting transmission user proprietary control information.

Terminal is by the frequency sets W that successfully decodes ₁the upper resource that is used for transmitting non-user proprietary control information being configured by standard default, obtains non-user proprietary control information.Terminal, by the non-user proprietary control information of successfully decoding, obtains the required content of decode users proprietary control information.

Embodiment bis-

It is example that this embodiment be take the frequency resource allocation mode shown in the frame structure shown in Fig. 2 and Fig. 3, and base station (BS-A) the transmission user proprietary control information of Dui Tu3Zhong community A describes.

Fig. 6 is the flow chart of the present embodiment, suppose that BS-A need to transmit non-user proprietary control information in certain subframe of superframe, and the frequency resource of this subframe is according to being divided into four frequency sets shown in Fig. 3, form two frequency reuse regions (its frequency re-use factor is respectively 1/3 and 1), three frequency sets of frequency reuse district inclusion that wherein frequency re-use factor is 1/3, frequency re-use factor is frequency sets of frequency reuse district inclusion of 1, as shown in Figure 6, BS-A transmission user proprietary control information mainly comprises the following steps:

Step 601, the highest-ranking frequency sets W of power in the frequency reuse region that BS-A is 1/3 in this subframe frequency reuse factor ₁upper transmission user proprietary control information.

Step 602, terminal is utilized the Given information above-mentioned user proprietary control information of decoding, by the parsing of these information is determined to follow-up work flow process.

In specific implementation process, above-mentioned user proprietary control information comprises one of following or its combination in any: resource allocation information, power control information, HARQ feedback information, wherein, resource allocation information mainly comprises downlink resource assignment information.Terminal can be single terminal, can be also set of terminal.Below take respectively power control information and resource allocation information describes as example.

Resource allocation information

In the frame structure shown in Fig. 5, first subframe (SF0) of every frame needs transmission user proprietary control information, and BS-A (Fig. 3 small area A) is the highest-ranking frequency sets W of power in forming the frequency reuse region that frequency re-use factor is 1/3 ₁in distributed logic resource on by mode of unicast transfer resource assignment information to terminal MS-A.

Terminal MS-A is by the frequency sets W that successfully decodes ₁the user proprietary control information relevant with oneself of upper transmission, spendable resource when learning the resource location of own downlink data receiving or sending upstream data.

HARQ feedback information

In the frame structure shown in Fig. 5, first subframe (SF0) of every frame needs transmission user proprietary control information, and BS-A (Fig. 3 small area A) is the highest-ranking frequency sets W of power in forming the frequency reuse region that frequency re-use factor is 1/3 ₁in distributed logic resource on by a code minute mode transmitting HARQ, feed back to terminal MS-A.

Terminal MS-A is by the frequency sets W that successfully decodes ₁the HARQ feedback information relevant with oneself of upper transmission, learns and oneself whether needs to retransmit the upstream data sending before.

Power control information

In the frame structure shown in Fig. 5, first subframe (SF0) of every frame needs transmission user proprietary control information, and BS-A (Fig. 3 small area A) is the highest-ranking frequency sets W of power in forming the frequency reuse region that frequency re-use factor is 1/3 ₁in distributed logic resource on by code, divide mode transmission power control information to terminal MS-A.

Terminal MS-A is by the frequency sets W that successfully decodes ₁the uplink transmission power of power control information adjustment oneself upper transmission and own relevant.

Downlink resource assignment information

In the frame structure shown in Fig. 5, first subframe (SF0) of every frame needs transmission user proprietary control information, and BS-A (Fig. 3 small area A) is the highest-ranking frequency sets W of power in forming the frequency reuse region that frequency re-use factor is 1/3 ₁in distributed logic resource on by multicast mode, transmit downlink resource assignment information to set of terminal MS Group-A.

The terminal comprising in set of terminal MS Group-A is by the frequency sets W that successfully decodes ₁the user proprietary control information relevant with oneself of upper transmission, learns with own relevant downlink data and sends position.

According to the embodiment of the present invention, also provide a kind of transmission method of unicast service control channel region information.Wherein, the part or all of frequency resource of the time zone of transmission unicast service control channel region information comprises a plurality of frequency reuses region, and each frequency reuse region comprises one or more frequency sets.

According to the transmission method of the unicast service control channel region information of the embodiment of the present invention (UnicastService Control Channels Region), comprising: unicast service control channel region information is transmitted in base station under the pre-conditioned frequency sets of meeting of above-mentioned time zone, wherein, above-mentioned pre-conditioned comprising: descending interference rank is minimum or descending coverage is maximum.

That is, in embodiments of the present invention, unicast service control channel region information is at least transmitted in base station under the descending interference rank minimum of above-mentioned time zone or the frequency sets of descending coverage maximum.

In specific implementation process, above-mentioned unicast service control channel region information includes but not limited to: non-user proprietary control information and/or user proprietary control information.

In specific implementation process, base station can meet the part or all of distributed logic transmitted over resources unicast service control channel region information of above-mentioned pre-conditioned frequency sets.And above-mentioned unicast service control channel region information can be transmitted by any one mode in broadcast, multicast or clean culture in base station.

In specific implementation process, in order to make terminal can parse the unicast service control channel region information of base-station transmission, the resource that unicast service control channel region information adopt can be transmitted by its broadcast channel notification terminal in base station.

Particularly, in the transmission method of the above-mentioned unicast service control channel region information of the embodiment of the present invention, above-mentioned time zone can comprise one or more subframes.

The transmission method of the above-mentioned unicast service control channel region information by the embodiment of the present invention, can rationally transmit unicast service control channel region information efficiently, improves systematic function.

In order further to understand the transmission method of the unicast service control channel region information that the embodiment of the present invention provides, below the transmission method of the above-mentioned control information that the embodiment of the present invention provided by specific embodiment be elaborated.

Embodiment tri-

It is example that this embodiment be take the frequency resource allocation mode shown in the frame structure shown in Fig. 2 and Fig. 3, and base station (BS-A) the transmission unicast service control channel region information of Dui Tu3Zhong community A describes.

In the present embodiment, unicast service control channel region information is non-user proprietary control information, Fig. 7 is the flow chart of the present embodiment, suppose that base station need to transmit non-user proprietary control information in certain subframe of superframe, and the frequency resource of this subframe is according to being divided into four frequency sets shown in Fig. 3, form two frequency reuse regions (frequency re-use factor is respectively 1/3 and 1), three frequency sets of frequency reuse district inclusion that wherein frequency re-use factor is 1/3, frequency re-use factor is frequency sets of frequency reuse district inclusion of 1, as shown in Figure 7, base-station transmission non-user proprietary control information mainly comprises the following steps:

Step 701, sends non-user proprietary control information by broadcast mode in the frequency sets of base station descending interference rank minimum or coverage maximum in this subframe.

Step 702, terminal is utilized Given information decoding non-user proprietary control information, by the parsing of these information is determined to follow-up work flow process.

Particularly, as shown in Figure 3, for community A, in this subframe, descending frequency sets of disturbing rank minimum or coverage maximum is W ₁, BS-A can be at frequency sets W ₁the distributed logic Resource Block of standard default configuration on transmit above-mentioned non-user proprietary control information, also can be at frequency sets W ₁arbitrary portion or all on distributed logic Resource Block, transmit above-mentioned non-user's dedicated control information, in this case, BS-A notification terminal in auxiliary broadcast channel sends non-user proprietary control information by which distributed logic Resource Block; And BS-A is except at frequency sets W ₁outside the above-mentioned non-user's dedicated control information of upper transmission, can also be at other frequency sets W ₁the above-mentioned non-user's dedicated control information of upper transmission.Below respectively every kind of situation is described.

In the frame structure shown in Fig. 5, first subframe (SF0) of every frame need to be transmitted non-user proprietary control information, BS-A sends descending interference rank minimum or maximum frequency sets (the Lowest Interference-level FrequencyPartition of descending covering by auxiliary broadcast channel, or, Largest Coverage-Range Frequency Partition) and W ₁the information of number of the distributed logic Resource Block (DistributedResource Unit) that the non-user's dedicated control information of upper transmission is required, then, base station is at frequency sets W ₁on upper corresponding distributed logic Resource Block, by broadcast mode, transmit non-user proprietary control information to terminal.

Wherein, this non-user proprietary control information (being called non-user proprietary control information A) comprises describes in the frequency reuse region that frequency re-use factor is 1 whether send the non-user proprietary control information field of (being called non-user proprietary control information B), while needing to send non-user proprietary control information B in the frequency reuse region that this field indication frequency re-use factor is 1, non-user proprietary control information A also can comprise the frequency sets W that forms the frequency reuse region that description frequency re-use factor is 1 ₁₂₃the information of number of the distributed logic Resource Block that middle transmission non-user proprietary control information B is required.

Terminal obtains the frequency sets W of this subframe by the auxiliary broadcast channel of decoding ₁the information of number (DRUCount) of the distributed logic Resource Block that upper transmission non-user proprietary control information is required, thereby, at frequency sets W ₁upper decoding starts from particular index number and number equals the distributed logic Resource Block set of DRU Count, obtains non-user proprietary control information A, and wherein, particular index number can be configured by standard default.Terminal is learnt frequency sets W from this non-user proprietary control information A ₁₂₃on whether transmit non-user proprietary control information B.Terminal, by the non-user proprietary control information of successfully decoding, obtains the required content of decode users proprietary control information.

In the frame structure shown in Fig. 5, first subframe (SF0) of every frame need to be transmitted non-user proprietary control information, and BS-A (Fig. 3 small area A) is the minimum or maximum frequency sets W of descending covering in descending interference rank ₁on the distributed logic Resource Block set being configured by standard default on by broadcast mode, transmit non-user proprietary control information to terminal, this non-user proprietary control information (being called non-user proprietary control information A) comprises describes the field that whether sends non-user proprietary control information in the frequency reuse region that frequency re-use factor is 1, in the frequency reuse region that this field indication frequency re-use factor is 1, need to send non-user proprietary control information when (being called non-user proprietary control information B), non-user proprietary control information A also can comprise the frequency sets W that forms the frequency reuse region that description frequency re-use factor is 1 ₁₂₃the information of number of the distributed logic Resource Block that middle transmission non-user proprietary control information B is required.

Terminal is by the frequency sets W that successfully decodes ₁the resource of the upper transmission non-user proprietary control information being configured by standard default obtains non-user proprietary control information A.Terminal is learnt frequency sets W from this non-user proprietary control information ₁₂₃on whether transmit non-user proprietary control information B.Terminal, by the non-user proprietary control information of successfully decoding, obtains the required content of decode users proprietary control information.

In the frame structure shown in Fig. 5, first subframe (SF0) of every frame need to be transmitted non-user proprietary control information, and BS-A is the minimum or maximum frequency sets W of descending covering in descending interference rank ₁on the distributed logic Resource Block set being configured by standard default on by broadcast mode, transmit non-user proprietary control information (being called non-user proprietary control information A) and comprise indication at frequency sets W to terminal, this non-user proprietary control information ₁other distributed logic Resource Block on whether also transmit the non-user proprietary control information field of (being called non-user proprietary control information B), this field can have two kinds of forms:

Terminal is by the frequency sets W that successfully decodes ₁the resource of the upper transmission non-user proprietary control information A being configured by standard default obtains non-user proprietary control information A.Whether terminal transmits non-user proprietary control information B on learning on other distributed logic Resource Block of this frequency sets from this non-user proprietary control information, terminal and then obtain non-user proprietary control information B according to relevant indication.Terminal, by the non-user proprietary control information of successfully decoding, obtains the required content of decode users proprietary control information.

Non-user proprietary control information is also transmitted in base station in other a plurality of frequency reuses region

In the frame structure shown in Fig. 5, first subframe (SF0) of every frame need to be transmitted non-user proprietary control information, and BS-A is the minimum or maximum frequency sets W of descending covering in descending interference rank ₁on the distributed logic Resource Block set being configured by standard default on by broadcast mode, transmit non-user proprietary control information to terminal, whether this non-user proprietary control information (being called non-user proprietary control information A) comprises describes in other frequency sets the field of transmission user proprietary control information, situation as shown in Figure 3, this field comprises 3 bits, represents respectively frequency sets W ₂, W ₃, W ₁₂₃on whether can transmission user proprietary control information, for example, when this field is " 011 ", represent frequency sets W ₃, W ₁₂₃upper meeting transmission user proprietary control information.

Terminal is by the frequency sets W that successfully decodes ₁the upper resource acquisition non-user proprietary control information that is used for transmitting non-user proprietary control information being configured by standard default.Terminal, by the non-user proprietary control information of successfully decoding, obtains the required content of decode users proprietary control information.

Embodiment tetra-

In the present embodiment, unicast service control channel region information is user's dedicated control information, Fig. 8 is the flow chart of the present embodiment, suppose that BS-A need to transmit non-user proprietary control information in certain subframe of superframe, and the frequency resource of this subframe is according to being divided into four frequency sets shown in Fig. 3, form two frequency reuse regions (its frequency re-use factor is respectively 1/3 and 1), three frequency sets of frequency reuse district inclusion that wherein frequency re-use factor is 1/3, frequency re-use factor is frequency sets of frequency reuse district inclusion of 1, as shown in Figure 8, BS-A transmission user proprietary control information mainly comprises the following steps:

Step 801, the frequency sets W of base station descending interference rank minimum or coverage maximum in this subframe ₁upper transmission user proprietary control information.

Step 802, terminal is utilized the Given information decoding user proprietary control information relevant with it, by the parsing of these information is determined to follow-up work flow process.

Resource allocation information

In the frame structure shown in Fig. 5, first subframe (SF0) of every frame needs transmission user proprietary control information, and BS-A (Fig. 3 small area A) is at the frequency sets W of descending interference rank minimum or coverage maximum ₁in distributed logic resource on by mode of unicast transfer resource assignment information to terminal MS-A.

Terminal MS-A is by the frequency sets W that successfully decodes ₁the user proprietary control information relevant with oneself of upper transmission, spendable resource when learning the resource location of its downlink data receiving or sending upstream data.

HARQ feedback information

In the frame structure shown in Fig. 5, first subframe (SF0) of every frame needs transmission user proprietary control information, and BS-A (Fig. 3 small area A) is at the frequency sets W of descending interference rank minimum or coverage maximum ₁in distributed logic resource on by a code minute mode transmitting HARQ, feed back to terminal MS-A.

Power control information

In the frame structure shown in Fig. 5, first subframe (SF0) of every frame needs transmission user proprietary control information, and BS-A (Fig. 3 small area A) is at the frequency sets W of descending interference rank minimum or coverage maximum ₁in distributed logic resource on by code, divide mode transmission power control information to terminal MS-A.

Downlink resource assignment information

In the frame structure shown in Fig. 5, first subframe (SF0) of every frame needs transmission user proprietary control information, and base station BS-A (Fig. 3 small area A) is at the frequency sets W of descending interference rank minimum or coverage maximum ₁in distributed logic resource on by multicast mode, transmit downlink resource assignment information to set of terminal MS Group-A.

The terminal comprising in set of terminal MS Group-A is by the frequency sets W that successfully decodes ₁the user proprietary control information relevant with oneself of upper transmission, the transmission position of learning the downlink data relevant with it.

Embodiment 5

Fig. 9 is the flow chart of the present embodiment, suppose that BS-A need to transmit non-user proprietary control information in certain subframe of superframe, and the frequency resource of this subframe is according to being divided into four frequency sets shown in Fig. 3, form two frequency reuse regions (its frequency re-use factor is respectively 1/3 and 1), three frequency sets of frequency reuse district inclusion that wherein frequency re-use factor is 1/3, frequency re-use factor is frequency sets of frequency reuse district inclusion of 1, as shown in Figure 9, BS-A transmission user proprietary control information mainly comprises the following steps:

Step 901, base station sends indication information in superframe head (main superframe head or auxiliary superframe head), on the frequency reuse region that to be used to refer to non-user proprietary control information be 1 in frequency re-use factor, send or the frequency reuse region that is 1/3 in frequency re-use factor on send.

Step 902, terminal is utilized superframe head to obtain base station and is sent the frequency reuse region that non-user proprietary control information is used.

Particularly, while sending non-user proprietary control information on the frequency reuse region that indication information indication base station is 1/3 in frequency reuse region in superframe head (as shown in table 1), can be understood as base station BS-A and on the highest-ranking frequency sets W1 of power, send non-user proprietary control information on this frequency reuse region.

Further, all or part of distributed logic unit on base station BS-A frequency of utilization set W1 sends non-user proprietary control information.

Further, non-user proprietary control information indicates in other frequency sets, whether to send user proprietary control information.

Further, user's dedicated control information include but not limited to following one of at least: resource allocation information (Assignment A-MAP), power control information, hybrid automatic repeat request feedback information, group assignment information, permanent resource assignment information.

It may be noted that in above-described embodiment and take non-user proprietary control information as example, this scene is equally applicable to the scene of transmission user proprietary control information or transmission non-user proprietary control information and user proprietary control information.

Table 1 superframe head form

Grammer	Annotation
		{
...
		If (the physical resource unit number comprising in four frequency sets is not 0 o'clock)
Sign	1: on the frequency reuse region that indication non-user proprietary control information is 1 in frequency re-use factor, send 0: on the frequency reuse region that indication non-user proprietary control information is 1/3 in frequency sets, send

}
		...
}

Embodiment 6

Figure 10 is the flow chart of the present embodiment, suppose that BS-A need to transmit non-user proprietary control information in certain subframe of superframe, and the frequency resource of this subframe is according to being divided into four frequency sets shown in Fig. 3, form two frequency reuse regions (its frequency re-use factor is respectively 1/3 and 1), three frequency sets of frequency reuse district inclusion that wherein frequency re-use factor is 1/3, frequency re-use factor is frequency sets of frequency reuse district inclusion of 1, as shown in figure 10, BS-A transmission user proprietary control information mainly comprises the following steps:

Step 1001, base station sends indication information in superframe head (main superframe head or auxiliary superframe head), is used to refer to the frequency sets that sends non-user proprietary control information.

Step 1002, terminal is utilized superframe head to obtain base station and is sent the frequency sets that non-user proprietary control information is used.

Particularly, base station BS-A is used all or part of distributed logic unit in respective frequencies set to send non-user proprietary control information.

Particularly, described superframe head form is as shown in table 2.

Table 2 superframe head form

Grammer	Annotation
		{
...
		If (the physical resource unit number comprising in four frequency sets is not 0 o'clock)
Sign	00: indication non-user proprietary control information sends 01 on frequency sets w1: indication non-user proprietary control information sends 10 on frequency sets w2: indication non-user proprietary control information sends on frequency sets w3

	11: indication non-user proprietary control information sends on frequency sets w123
		}
...
		}

Embodiment 7

Figure 11 is the flow chart of the present embodiment, suppose that BS-A need to transmit non-user proprietary control information in certain subframe of superframe, and the frequency resource of this subframe is according to being divided into four frequency sets shown in Fig. 3, form two frequency reuse regions (its frequency re-use factor is respectively 1/3 and 1), three frequency sets of frequency reuse district inclusion that wherein frequency re-use factor is 1/3, frequency re-use factor is frequency sets of frequency reuse district inclusion of 1, as shown in figure 11, BS-A transmission user proprietary control information mainly comprises the following steps:

Step 1101, base station sends indication information in superframe head (main superframe head or auxiliary superframe head), is used to refer to non-user proprietary control information and in the frequency sets that forms the frequency reuse region that frequency re-use factor is 1, sends or send in the highest-ranking frequency sets of power that forms the frequency reuse region that frequency re-use factor is 1/3.

Step 1102, terminal is utilized superframe head to obtain base station and is sent the frequency sets that non-user proprietary control information is used.

Particularly, described superframe head form is as shown in table 3.

Table 3 superframe head form

Grammer	Annotation
		{
...
		If (the physical resource unit number comprising in four frequency sets is not 0 o'clock)
Sign	1: indication non-user proprietary control information is at structure

	Become in the frequency sets that frequency re-use factor is 1 and send 0: indication non-user proprietary control information sends in the highest-ranking frequency sets of power that forms the frequency reuse region that frequency re-use factor is 1/3
		}
...
		}

Embodiment 8

It is example that this embodiment be take the frequency resource allocation mode shown in the frame structure shown in Fig. 2 and Figure 12, and the base station of Figure 12 Zhong community A (BS-A) transmission non-user proprietary control information is described.

Figure 13 is the flow chart of the present embodiment, suppose that BS-A need to transmit non-user proprietary control information in certain subframe of superframe, and the frequency resource of this subframe is according to being divided into three frequency sets shown in Figure 12, form a frequency reuse region (its frequency re-use factor is 1/3), as shown in figure 13, BS-A transmission user proprietary control information mainly comprises the following steps:

Step 1301, base station sends non-user proprietary control information in the highest-ranking frequency sets of power that forms the frequency reuse region that frequency re-use factor is 1/3.

Step 1302, decoding terminals non-user proprietary control information.

Embodiment 9

Figure 14 is the flow chart of the present embodiment, suppose that BS-A need to transmit non-user proprietary control information in certain subframe of superframe, and the frequency resource of this subframe is according to being divided into four frequency sets shown in Fig. 3, form two frequency reuse regions (its frequency re-use factor is respectively 1/3 and 1), three frequency sets of frequency reuse district inclusion that wherein frequency re-use factor is 1/3, frequency re-use factor is frequency sets of frequency reuse district inclusion of 1, as shown in figure 14, BS-A transmission user proprietary control information mainly comprises the following steps:

Step 1401, base station sends indication information and coding parameter information in superframe head (main superframe head or auxiliary superframe head), described indication information is used to refer to non-user proprietary control information and in the frequency sets that forms the frequency reuse region that frequency re-use factor is 1, sends or send in the highest-ranking frequency sets of power that forms the frequency reuse region that frequency re-use factor is 1/3, and described coding parameter information is used for describing described non-user proprietary control information coded system.

Step 1402, terminal utilizes superframe head to obtain the relevant information of decoding non-user proprietary control information.

Particularly, described coding parameter information include but not limited to following one of at least: modulation coding mode (QPSK), number of repetition, encoder bit rate, many antenna coding/precoding parameters, the number of resources taking.

Particularly, non-user proprietary control information indicates in other frequency sets, whether to send user proprietary control information.

Particularly, described superframe head form is as shown in table 4 (a), table 4 (b).

Table 4 (a) superframe head form

Grammer	Annotation
		{

...
		Sign	1: in the frequency sets that indication non-user proprietary control information is 1 in formation frequency re-use factor, send 0: in the highest-ranking frequency sets of power in the frequency reuse region that indication non-user proprietary control information is 1/3 in formation frequency re-use factor, send
Coding parameter	Be used for describing described non-user proprietary control information coded system, while sending non-user proprietary control information in different frequency set, coding parameter information can be the same or different
		...
}

Table 4 (b) superframe head form

Grammer	Annotation
		{
...
		If (the physical resource unit number comprising in four frequency sets is not 0 o'clock)

Sign	1: in the frequency sets that indication non-user proprietary control information is 1 in formation frequency re-use factor, send 0: in the highest-ranking frequency sets of power in the frequency reuse region that indication non-user proprietary control information is 1/3 in formation frequency re-use factor, send
		Coding parameter	Be used for describing described non-user proprietary control information coded system, while sending non-user proprietary control information in different frequency set, coding parameter information can be the same or different
}
		...
}

Embodiment 10

Figure 15 is the flow chart of the present embodiment, suppose that BS-A need to transmit non-user proprietary control information in certain subframe of superframe, and the frequency resource of this subframe is according to being divided into three frequency sets shown in Figure 12, form a frequency reuse region (its frequency re-use factor is 1/3), as shown in figure 13, BS-A transmission user proprietary control information mainly comprises the following steps:

Step 1501, base station sends non-user proprietary control information in the highest-ranking frequency sets of power that forms the frequency reuse region that frequency re-use factor is 1/3, and the coded system of described non-user proprietary control information is indicated by superframe head.

Step 1502, decoding terminals non-user proprietary control information.

Particularly, described superframe head form is as shown in table 5.

Table 5 superframe head form

Grammer

Annotation

{
		...
Coding parameter	Be used for describing described non-user proprietary control information coded system, while sending non-user proprietary control information in different frequency set, coding parameter information can be the same or different
		...
}

Embodiment 11

Figure 16 is the flow chart of the present embodiment, suppose that BS-A need to transmit non-user proprietary control information in certain subframe of superframe, and the frequency resource of this subframe is according to being divided into four frequency sets shown in Fig. 3, form two frequency reuse regions (its frequency re-use factor is respectively 1/3 and 1), three frequency sets of frequency reuse district inclusion that wherein frequency re-use factor is 1/3, frequency re-use factor is frequency sets of frequency reuse district inclusion of 1, as shown in figure 14, BS-A transmission user proprietary control information mainly comprises the following steps:

Step 1601, base station sends indication information in superframe head (main superframe head or auxiliary superframe head), and described indication information is used to refer to non-user proprietary control information and in the frequency sets that forms the frequency reuse region that frequency re-use factor is 1, sends or send in the highest-ranking frequency sets of power that forms the frequency reuse region that frequency re-use factor is 1/3.

Step 1602, terminal utilizes superframe head to obtain the relevant information of decoding non-user proprietary control information.

Particularly, the coding parameter using when sending in the frequency sets in the frequency reuse region that non-user proprietary control information is 1 in frequency re-use factor and sending in the highest-ranking frequency sets of power that forms the frequency reuse region that frequency re-use factor is 1/3 is configured by standard default, can be identical, also can be different.

Particularly, described superframe head form is as shown in table 1 or table 2 or table 3.

Embodiment 12

Figure 17 is the flow chart of the present embodiment, suppose that BS-A need to transmit non-user proprietary control information in certain subframe of superframe, and the frequency resource of this subframe is according to being divided into three frequency sets shown in Figure 12, form a frequency reuse region (its frequency re-use factor is 1/3), as shown in figure 13, BS-A transmission user proprietary control information mainly comprises the following steps:

Step 1701, base station sends non-user proprietary control information in the highest-ranking frequency sets of power that forms the frequency reuse region that frequency re-use factor is 1/3, and the coded system of described non-user proprietary control information is configured by standard default.

Step 1702, decoding terminals non-user proprietary control information.

Above-mentioned these embodiment are equally applicable to the situation that certain subframe only comprises a frequency sets, at this, do not repeat one by one.

As mentioned above, the technical scheme providing by the embodiment of the present invention, by rational position to user's control information transmission to improve the service efficiency of frequency resource, improve the performance of whole wireless communication system.

The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.

Claims

1. the transmission method of a control information, wherein, the all or part of frequency resource of the time zone of control information transmission comprises: a plurality of frequency reuses region, wherein, the frequency re-use factor in each frequency reuse region in described a plurality of frequency reuses region is different, and each frequency reuse region comprises one or more frequency sets, it is characterized in that, described method comprises:

Described control information is transmitted in base station on the frequency reuse region of the frequency re-use factor minimum of described time zone,

Wherein, described frequency re-use factor is to be less than or equal to 1 positive number;

Wherein, in the frequency reuse region of described frequency re-use factor minimum, transmitting described control information comprises: in the frequency reuse region of described frequency re-use factor minimum, in the highest-ranking frequency sets of power, transmit described control information.

2. method according to claim 1, is characterized in that, transmits described control information comprise in the frequency reuse region of described frequency re-use factor minimum:

In control information described in the part or all of distributed logic transmitted over resources in the frequency reuse region of described frequency re-use factor minimum.

3.. method according to claim 1, is characterized in that, transmits described control information and comprise in the highest-ranking frequency sets of described power:

In control information described in the part or all of distributed logic transmitted over resources of the highest-ranking frequency sets of described power.

4. method according to claim 1, it is characterized in that, described control information is non-user proprietary control information, comprising: the sign of whether transmitting non-user proprietary control information and/or user proprietary control information in indication other frequency sets except the highest-ranking frequency sets of described power.

5. method according to claim 1, is characterized in that, described control information comprises: non-user proprietary control information or user proprietary control information.

6. method according to claim 5, is characterized in that, described non-user proprietary control information comprises: the information of the resource that indication transmission user proprietary control information is used.

7. method according to claim 6, it is characterized in that, described non-user proprietary control information also comprises: be used to indicate except the sign of whether transmitting non-user proprietary control information and/or user proprietary control information on extra-regional other frequency reuse region of frequency reuse of described frequency re-use factor minimum.

8. method according to claim 7, is characterized in that, described method also comprises:

The resource that described non-user proprietary control information adopts is transmitted by broadcast channel notification terminal in described base station.

9. method according to claim 5, is characterized in that, described user proprietary control information comprise following one of at least: resource allocation information, power control information, hybrid automatic repeat request feedback information.

10. method according to claim 1, is characterized in that, described base station is transmitted described control information in the following manner: broadcast, multicast or clean culture.

11. according to the method described in any one in claim 1 to 10, it is characterized in that, described time zone comprises one or more subframes.