CN106559122A

CN106559122A - A kind of data communications method and device of employing wave beam forming

Info

Publication number: CN106559122A
Application number: CN201510629358.5A
Authority: CN
Inventors: 张芳; 陈林
Original assignee: ZTE Corp
Current assignee: ZTE Corp
Priority date: 2015-09-28
Filing date: 2015-09-28
Publication date: 2017-04-05
Also published as: WO2016180207A1

Abstract

A kind of data communications method and device of employing wave beam forming, method include：Transmitting terminal sends the signal of common signal channel using the wave beam of the first wave beam level；The transmitting terminal sends reference signal using the wave beam of the second wave beam level；Wherein, wave beam of the coverage of the wave beam of the first wave beam level more than the second wave beam level；The transmitting terminal sends user data using the optimal beam of receiving terminal feedback.The transmitting-receiving of common signal channel and wave beam training process are combined by the present invention, the information of common signal channel is sent using wave beam forming, while common signal channel covering is strengthened, complete part wave beam training process, to improve the efficiency of wave beam training between sending side and receiving side, strengthen the performance of wave beam tracking, it is ensured that radio communication quality under high band.

Description

A kind of data communications method and device of employing wave beam forming

Technical field

The present invention relates to wireless communication field, more particularly to a kind of data communications method of employing wave beam forming And device.

Background technology

With mobile Internet, the swift and violent growth of internet of things service, type of service is rich and varied, and prediction is not The user's peak rate for carrying out 5G (fifth generation, the mobile communication of the 5th generation) increases 10-100 times, Cell throughout increases by 1000 times, supports that number of users increases 10-100 times, there is provided the peak value of about 10Gbps Speed.The lifting for depending only on spectrum efficiency is difficult to meet the demand of high-speed wireless services transmission, wirelessly The spectrum shortage of communication becomes the bottleneck of future wireless system technology development.High-frequency communication predicts available frequency Section is the new frequency range such as 25GHz, 31GHz, 66-76 or 81-86GHz, and the total bandwidth of release will be greater than 100GHz, as the important channel that 5G wireless communication systems frequency spectrum expands.

Due to the path loss and penetration loss of frequency electromagnetic waves it is much larger compared with legacy communications system, there is provided can The link-quality for leaning on is the problem that high frequency communication system first has to solve, on the other hand, high band miniaturization Antenna and equipment, higher directive gain be future Massive (extensive) MIMO The realization of (Multiple-Input Multiple-Output, multiple-input and multiple-output) technology creates advantageous Condition.Therefore the combination of high-frequency communication and MIMO especially BF (Beam forming, wave beam forming) It is the inexorable trend of future wireless system development.

Current WPAN (Wireless Personal Area Network, wireless personal local area network) and WLAN (Wireless Local Area Network, WLAN) has formulated millimeter wave frequency band communication Technical standard, such as ECMA (European Computer Manufactures Association, Europe meter Calculation machine manufactures community) -387, IEEE (Institute of Electrical and Electronics Engineers, Institute of Electrical and Electric Engineers) 802.15.3c and IEEE 802.11ad, and progressively move towards industrialization. In existing consensus standard and industry achievement in research, for business data transmission part, major part all considers Form the directive wave beam of tool to compensate the path loss under high band using BF technologies.Sending side and The method that the wave beam training process of receiving side generally uses time domain scanning.In sending side, for wave beam The reference signal of training is sent according to certain regular periodicity, and the wave beam of different directions is in the different time Send on domain；Receiving side scans the signal in the corresponding time period respectively, according to certain Performance Evaluation criterion Such as received signal strength or Signal to Interference plus Noise Ratio etc. judge best wave beam and feed back to sending side.Receiving side also may be used Received using wave beam forming, to strengthen received signal strength, now, receiving side is also required to difference The reception wave beam in direction is scanned, and finds most suitable wave beam pair, and by corresponding feedback of the information to sending out Send side.

Existing scheme is mostly based on WLAN mechanism, using the method and contention access mechanism of time-division, right In with similar to LTE (Long Term Evolution, Long Term Evolution) using OFDMA (Orthogonal Frequency Division Multiple Access, OFDM) access and scheduling mechanism system For and be not suitable with.And sent and received between side most to obtain by the enterprising traveling wave beam scanning of time domain The method of excellent wave beam pair, when the lobe width of wave beam it is narrower, when beam direction is more, sending side and reception Side wave beam scanning needs the time longer.When user moves, it is difficult to the effectively change of tracking beam, serious shadow Ring communication quality.

The content of the invention

The present invention proposes a kind of data communications method and device of employing wave beam forming, by common signal channel Transmitting-receiving and wave beam training process combine, and send the information of common signal channel using wave beam forming, public strengthening While channel is covered altogether, part wave beam training process is completed, to improve ripple between sending side and receiving side The efficiency of Shu Xunlian, strengthens the performance of wave beam tracking, it is ensured that radio communication quality under high band.

In order to solve the above problems, adopt the following technical scheme that.

A kind of data communications method of employing wave beam forming, including：

Transmitting terminal sends the signal of common signal channel using the wave beam of the first wave beam level；

The transmitting terminal sends reference signal using the wave beam of the second wave beam level；Wherein, first wave beam Wave beam of the coverage of the wave beam of level more than the second wave beam level；

The transmitting terminal sends user data using the optimal beam of receiving terminal feedback.

Alternatively, the signal of the common signal channel includes synchronizing signal or discovery signal, and broadcast singal； The broadcast singal is later than the synchronizing signal in time domain or finds that signal sends.

Alternatively, the transmitting terminal sends user data using the optimal beam that receiving terminal feeds back and includes：

The transmitting terminal determines the optimum of the second wave beam level that coverage is fed back with the receiving terminal The wave beam of the 3rd corresponding wave beam level of wave beam；Wherein, the coverage of the wave beam of the second wave beam level More than the wave beam of the 3rd wave beam level, in the second wave beam level, the coverage of each wave beam is right respectively The coverage of one or more wave beams in the 3rd wave beam level described in Ying Yu；

The wave beam of one or more the 3rd wave beam levels determined by the transmitting terminal use sends special control Channel processed；

The optimal beam of the 3rd wave beam level fed back using the receiving terminal by the transmitting terminal sends to be used User data.

Alternatively, the wave beam of one or more the 3rd wave beam levels determined by the transmitting terminal use is sent out DCCH is sent to include：

The transmitting terminal sends the special control on the wave beam of a 3rd wave beam level determined by On channel, or the wave beam of multiple 3rd wave beam levels determined by, traversal sends the special control letter Road；Different wave beams used it is following any one or appoint several resources different：Time domain resource, frequency domain Resource, code domain resource.

The optimal beam of the second wave beam level that the transmitting terminal is fed back using the receiving terminal sends to be used User data.

Alternatively, the transmitting terminal is included using the signal that the wave beam of the first wave beam level sends common signal channel：

On all wave beams of the transmitting terminal in the first wave beam level, traversal sends the common signal channel, Different wave beams used it is following any one or appoint several resources different：Time domain resource, frequency domain resource, Code domain resource.

Alternatively, the transmitting terminal sends reference signal using the wave beam of the second wave beam level and includes：

On all wave beams of the transmitting terminal in the second wave beam level, traversal sends the reference signal, Different wave beams used it is following any one or appoint several resources different：Time domain resource, frequency domain resource, Code domain resource.

Receiving terminal receives the signal of common signal channel by the wave beam of the first wave beam level；

The receiving terminal receives reference signal by the wave beam of the second wave beam level；Wherein, first wave beam Wave beam of the coverage of the wave beam of level more than the second wave beam level；

The receiving terminal feeds back the optimal beam of the second wave beam level.

Alternatively, the receiving terminal is also wrapped after the wave beam of the first wave beam level receives the signal of common signal channel Include：

The receiving terminal is according to the synchronizing signal for being received or finds that signal is determined in the first wave beam level Optimal beam；

Any one in the corresponding following resource of optimal beam of the receiving terminal in the first wave beam level Or in combination in any, demodulate the broadcast singal：Time-domain resource, frequency domain resource, code domain resource.

Alternatively, the receiving terminal also includes after the wave beam of the second wave beam level receives reference signal：

The receiving terminal is in coverage second ripple corresponding with the optimal beam of the first wave beam level In one or more wave beams of beam level, the second wave beam level is determined most according to the reference signal for being received Excellent wave beam；Wherein, in the first wave beam level, the coverage of each wave beam corresponds respectively to described second The coverage of one or more wave beams in wave beam level.

Alternatively, also include after the optimal beam of the receiving terminal feedback the second wave beam level：

The receiving terminal passes through coverage the corresponding with the optimal beam of the second wave beam level the described 3rd One or more wave beams of wave beam level receive the signal of DCCH；Wherein, the second wave beam level Wave beam coverage more than the 3rd wave beam level wave beam, each wave beam in the second wave beam level Coverage correspond respectively to the coverage of one or more wave beams in the 3rd wave beam level；

The receiving terminal in the wave beam for receiving the 3rd wave beam level used by the DCCH, root The optimal beam of the 3rd wave beam level is determined according to the signal of the DCCH for being received and feed back；

Optimal beam receive user data of the receiving terminal by the 3rd wave beam level.

Optimal beam receive user data of the receiving terminal by the second wave beam level.

A kind of data communication equipment of employing wave beam forming, is arranged at transmitting terminal, including：

First sending module, sends the signal of common signal channel for the wave beam using the first wave beam level；

Second sending module, sends reference signal for the wave beam using the second wave beam level；Wherein, it is described Wave beam of the coverage of the wave beam of the first wave beam level more than the second wave beam level；

3rd sending module, the optimal beam for being fed back using receiving terminal send user data.

Alternatively, the 3rd sending module includes：

Determining unit, for determining the second wave beam level that coverage and the receiving terminal are fed back The wave beam of the 3rd corresponding wave beam level of optimal beam；Wherein, the covering of the wave beam of the second wave beam level Wave beam of the scope more than the 3rd wave beam level, the coverage of each wave beam point in the second wave beam level The coverage of one or more wave beams that Dui Yingyu be in the 3rd wave beam level；

DCCH transmitting element, for one or more described 3rd wave beam levels determined by use Wave beam send DCCH；

User data transmitting element, for the 3rd wave beam level fed back using the receiving terminal most Excellent wave beam sends user data.

Alternatively, determined by the DCCH transmitting element use one or more the described 3rd The wave beam of wave beam level sends DCCH and refers to：

Send out on DCCH transmitting element wave beam of a 3rd wave beam level determined by Traversal on the DCCH, or the wave beam of multiple 3rd wave beam levels determined by is sent to send The DCCH；Different wave beams used it is following any one or appoint several resources different：When Between domain resource, frequency domain resource, code domain resource.

Alternatively, the 3rd sending module sends user data using the optimal beam that receiving terminal feeds back is Refer to：

The optimal beam of the second wave beam level that the 3rd sending module is fed back using the receiving terminal Send user data.

Alternatively, first sending module sends the signal of common signal channel using the wave beam of the first wave beam level Refer to：

On all wave beams of first sending module in the first wave beam level, traversal sends described public Channel, different wave beams used it is following any one or appoint several resources different：Time domain resource, frequency Domain resource, code domain resource.

Alternatively, second sending module sends reference signal using the wave beam of the second wave beam level and includes：

On all wave beams of second sending module in the second wave beam level, traversal sends the reference Signal, different wave beams used it is following any one or appoint several resources different：Time domain resource, frequency Domain resource, code domain resource.

A kind of data communication equipment of employing wave beam forming, is arranged at receiving terminal, including：

First receiver module, for the signal of common signal channel is received by the wave beam of the first wave beam level；

Second receiver module, for receiving reference signal by the wave beam of the second wave beam level；Wherein, it is described Wave beam of the coverage of the wave beam of the first wave beam level more than the second wave beam level；

First feedback module, for feeding back the optimal beam of the second wave beam level.

Alternatively, first receiver module is additionally operable to receiving public letter by the wave beam of the first wave beam level After the signal in road, determined in the first wave beam level most according to the synchronizing signal or discovery signal that are received Excellent wave beam；In the corresponding following resource of optimal beam in the first wave beam level any one or arbitrarily The broadcast singal is demodulated in combination：Time-domain resource, frequency domain resource, code domain resource.

Alternatively, first receiver module is additionally operable to receiving with reference to letter by the wave beam of the second wave beam level After number, the one of coverage the second wave beam level corresponding with the optimal beam of the first wave beam level In individual or multiple wave beams, the optimal beam of the second wave beam level is determined according to the reference signal for being received； Wherein, in the first wave beam level, the coverage of each wave beam is corresponded respectively in the second wave beam level One or more wave beams coverage.

Alternatively, described device also includes：

3rd receiver module, for corresponding with the optimal beam of the second wave beam level by coverage One or more wave beams of the 3rd wave beam level receive the signal of DCCH；Wherein, described Wave beam of the coverage of the wave beam of two wave beam levels more than the 3rd wave beam level, in the second wave beam level The coverage of each wave beam corresponds respectively to the covering of one or more wave beams in the 3rd wave beam level Scope；

Second feedback module, in the ripple for receiving the 3rd wave beam level used by the DCCH Shu Zhong, the optimal beam for determining the 3rd wave beam level according to the signal of the DCCH for being received is simultaneously Feedback；

User data receiver module, for the optimal beam receive user data by the 3rd wave beam level.

Alternatively, described device also includes：

User data receiver module, for by the optimal beam receive user data of the second wave beam level.

Beneficial effect：Number under the beamforming approach of the layered multi-stage provided using the embodiment of the present invention According to communication means and device, improve the efficiency of wave beam training between sending side and receiving side, strengthen wave beam with The performance of track, it is ensured that radio communication quality under high band.

Other features and advantages of the present invention will be illustrated in the following description, also, partly from froming the perspective of Become apparent in bright book, or understood by implementing the present invention.The purpose of the present invention is excellent with other Point can be realized and be obtained by specifically noted structure in description, claims and accompanying drawing.

Description of the drawings

Accompanying drawing is used for providing further understanding technical solution of the present invention, and constitutes one of description Point, together with embodiments herein it is used to explain technical scheme, does not constitute to the present invention The restriction of technical scheme.

Schematic flow sheets of the Fig. 1 for the data communications method of the employing wave beam forming of embodiment one；

Schematic flow sheets of the Fig. 2 for the data communications method of the employing wave beam forming of embodiment two；

Fig. 3 is to implement the mobile communication schematic diagram of a scenario under one～tri- medium-high frequency section of example using wave beam forming；

Fig. 4 (a), (b), (c) are the covering schematic diagram for implementing different stage wave beam in example one～tri-；

Fig. 5 is the schematic flow sheet for implementing example one；

Fig. 6 be implement example one in multiple wave beams different time domain sending signal schematic diagram；

Fig. 7 be implement example one in the schematic diagram of synchronizing signal and broadcast singal is sent using wave beam forming；

Fig. 8 be implement example one in using wave beam forming send DCCH schematic diagram；

Fig. 9 be implement example two in multiple wave beams different frequency domain sending signals schematic diagram；

Figure 10 is schematic diagram of multiple wave beams in different code domain sending signals；

Figure 11 be implement example two in the schematic diagram of synchronizing signal and broadcast singal is sent using wave beam forming；

Figure 12 be implement example three in using wave beam forming send DCCH schematic diagram；

Figure 13 is the schematic flow sheet for implementing example three；

Schematic diagrams of the Figure 14 for the data communication equipment of the employing wave beam forming of embodiment three；

Schematic diagrams of the Figure 15 for the data communication equipment of the employing wave beam forming of example IV.

Specific embodiment

Technical scheme is described in detail below in conjunction with drawings and Examples.

If it should be noted that not conflicting, each feature in the embodiment of the present invention and embodiment can To be combined with each other, within protection scope of the present invention.Patrol in addition, though showing in flow charts Volume order, but in some cases, can be shown or described to perform different from order herein Step.

Embodiment one, a kind of data communications method of employing wave beam forming, as shown in figure 1, including：

S110, transmitting terminal send the signal of common signal channel using the wave beam of the first wave beam level；

S120, the transmitting terminal send reference signal using the wave beam of the second wave beam level；Wherein, described Wave beam of the coverage of the wave beam of one wave beam level more than the second wave beam level；

S130, the transmitting terminal send user data using the optimal beam of receiving terminal feedback.

Alternatively, in one embodiment, the S130 includes：

In present embodiment, using the beamforming approach of layered multi-stage, can be, but not limited to communicate Wave beam forming and wave beam training process in journey is divided into three ranks：First wave beam level (alternatively referred to as wide ripple Beam level), the second wave beam level (alternatively referred to as narrow beam level) and the 3rd wave beam level (alternatively referred to as ultra-narrow ripple Beam level)；Wherein, the coverage of each wave beam in broad beam level is corresponded respectively in narrow beam level The coverage of one or more wave beams, in narrow beam level, the coverage of each wave beam corresponds only to one The coverage of the wave beam of broad beam level；The coverage of each wave beam in narrow beam level is corresponded respectively to The coverage of one or more wave beams in ultra-narrow wave beam level, the covering of each wave beam in ultra-narrow wave beam level Scope corresponds only to the coverage of the wave beam of a narrow beam level.The wave beam of different stage can use rank ID (mark) making a distinction, distinguished with different wave beam ID, can be with root by the wave beam in same rank The correspondence set up between three rank wave beam ID in coverage according to the actual coverage of each wave beam is closed System.

In present embodiment, physical layer channel and signal are divided into into four classes, common signal channel, reference signal, DCCH and dedicated data channel.Wherein common signal channel sends synchronizing signal, and broadcast singal is sought Exhale signal, system message and common control channel order etc.；Reference signal for channel condition information estimate, with And obtain narrow beam level optimal beam information etc.；DCCH sends mobile subscriber or device-specific Signal and control signaling, such as ultra-narrow wave beam training signal, scheduling message, channel quality feedback information, work( Control information etc.；Dedicated data channel sends the business datum of mobile subscriber or equipment.

Above-mentioned physical layer channel and signal are sent by the way of the wave beam forming of layered multi-stage, the ripple of wave beam Lobe width and wave beam number correspond respectively to the different stage of above-mentioned wave beam forming.

The transmitting terminal sends the special control on the wave beam of a 3rd wave beam level determined by On channel, or the wave beam of multiple 3rd wave beam levels determined by, traversal sends the special control letter Road, i.e.,：Determined by the 3rd wave beam level wave beam only one of which when, special control is just sent on the wave beam Channel processed, if multiple, then travel through this multiple wave beam and sends DCCH；Different wave beam institutes Use it is following any one or appoint several resources different：Time domain resource, frequency domain resource, code domain resource.

Alternatively, in another embodiment, the S130 includes：

Alternatively, step S110 includes：

Alternatively, step S120 includes：

Embodiment two, a kind of data communications method of employing wave beam forming, as shown in Fig. 2 including：

S210, receiving terminal receive the signal of common signal channel by the wave beam of the first wave beam level；

S220, the receiving terminal receive reference signal by the wave beam of the second wave beam level；Wherein, described Wave beam of the coverage of the wave beam of one wave beam level more than the second wave beam level；

S230, the receiving terminal feed back the optimal beam of the second wave beam level.

Alternatively, also include after step S210：

In this optional mode, can also include after step S220：

Alternatively, in one embodiment, also include after the S230：

The receiving terminal determines the described 3rd according to the signal of the DCCH for being received in wave beam The optimal beam of wave beam level is simultaneously fed back；

Alternatively, in another embodiment, also include after the S230：

Above-mentioned two embodiment is illustrated with a specific example below, first, second described in the example, 3rd wave beam level is respectively broad beam level, narrow beam level and ultra-narrow wave beam level, and the example realizes process bag Include step 301～308：

Step 301：Transmitting terminal (being such as but not limited to base station or transmission node etc.) is sent out in common signal channel Send synchronizing signal or find signal, and broadcast singal, when transmitting terminal sends the signal of common signal channel, press It is transmitted according to broad beam level beamforming approach.All ripples of the signal of common signal channel in broad beam level On beam, traversal sends, different wave beams used it is following any one or appoint several resources different：Time domain Resource, frequency domain resource, code domain resource；Wherein, including but not limited to following information in broadcast singal：Three Correspondence relationship information between individual rank wave beam in coverage etc., in the correspondence relationship information, each Wave beam can use Grade I D+ wave beam ID unique marks respectively；The time domain that synchronizing signal and broadcast singal are located, The id information of the wave beam of frequency domain or code domain resource information and corresponding broad beam level；What reference signal was located The id information of the wave beam in time domain, frequency domain or code domain resource information and corresponding rank；

Step 302：Receiving terminal (being such as but not limited to as mobile subscriber or equipment) is in the institute of broad beam level There are the corresponding time domain of wave beam, frequency domain or code domain detection synchronizing signal or find signal, according to correspondence The signal energy that energy assessment level is such as detected, received signal strength, Signal to Interference plus Noise Ratio etc. determine broad beam level Optimal beam；Broadcast singal is demodulated in the corresponding time domain of the optimal beam, frequency domain or code domain resource. According to the information in the broadcast singal that obtains of demodulation, receiving terminal determines the id information of optimal beam, and by width The id information of the optimal beam of wave beam level feeds back to transmitting terminal；

Step 303：Transmitting terminal sends reference signal using narrow beam level beamforming approach.Reference signal On all wave beams periodically in narrow beam level, traversal sends, used following of different wave beams A kind of or several resources are different：Time domain resource, frequency domain resource, code domain resource；

Step 304：Receiving terminal determines broad beam according to the correspondence relationship information between three rank wave beams The id information of the wave beam of the corresponding all narrow beam levels of optimal beam of level, it is then all narrow determined by Reference signal is received in the corresponding time frequency code domain resource of wave beam of wave beam level, according to respective performances assessment level As received signal strength, Signal to Interference plus Noise Ratio etc. determine the optimal beam (one or more) of narrow beam level, and The id information of the optimal beam is fed back to into transmitting terminal；

Step 305：Transmitting terminal receives the id information of the optimal beam of the narrow beam level of the receiving terminal feedback Afterwards, according to the correspondence relationship information between above three rank wave beam, obtain and the mobile subscriber or equipment The id information list of the wave beam of the corresponding ultra-narrow wave beam level of optimal beam ID of related narrow beam level；

Step 306：Transmitting terminal sends the letter of DCCH according to ultra-narrow wave beam level beamforming approach Number；DCCH is sent on multiple ultra-narrow wave beams, including the optimal beam pair of above-mentioned narrow beam level All wave beams in the id information list of the wave beam of the ultra-narrow wave beam level answered.Different wave beams used with Any one or several resources are different down：Time domain resource, frequency domain resource, code domain resource；Transmitting terminal exists While sending DCCH, the id information of wave beam in rank can be sent, or by the ID of wave beam Information hiding is in time domain, frequency domain or code domain resource；

Step 307：Receiving terminal receives the signal in DCCH in corresponding time frequency code domain resource, Optimal beam set is determined according to respective performances assessment level such as received signal strength, Signal to Interference plus Noise Ratio etc.；Such as The id information of wave beam is simultaneously sent in DCCH, then in receiving terminal feedback level optimal beam ID Information is to transmitting terminal；Id information such as wave beam is hidden in time domain, and in frequency domain or code domain, then receiving terminal will Optimal beam corresponding time, frequency domain or codeword information feed back to transmitting terminal, transmitting terminal according to time domain, Frequency domain or codeword information obtain the id information of corresponding optimal beam；

Step 308：The id information of optimal beam in the ultra-narrow wave beam rank that transmitting terminal is fed back according to receiving terminal It is determined that sending the beam direction of data, user data is sent according to ultra-narrow wave beam level beamforming approach.

Optionally, for delay requirement is higher, or the control letter such as before data transfer, need not dispatch The system and network of order, transmitting terminal can not carry out step 305～308 after step 304, be changed to carry out Following step：

The id information of the wave beam of the narrow beam level that transmitting terminal is fed back according to receiving terminal, according to narrow beam level wave beam Figuration mode sends user data.

Above-described embodiment is illustrated with three enforcements below.Hereinafter implement in example, by the first wave beam level Referred to as broad beam level, the second wave beam level are referred to as narrow beam level, and the 3rd wave beam level is referred to as ultra-narrow wave beam level.

Implement example one：

As shown in figure 3, sending node TP adopts high band for the MS (Mobile under its covering Subscriber, mobile subscriber) high-speed data service is provided.TP is the node with beamforming capabilities, By to the weights figuration on antenna phase, the wave beam in different shape and direction can be formed.TP passes through ripple The mode of beam figuration is multiple MS (the first mobile subscriber and the second mobile subscriber in such as Fig. 1) simultaneously Service is provided.

As under high band, path loss is larger, in order to ensure to cover, formed by the way of wave beam forming Have directive wave beam to increase antenna gain, promotion signal receiving intensity.Beam angle (usual feelings With 3dB lobe widths weighing under condition) it is narrower, the gain that antenna brings is bigger.

In this enforcement example, it is the covering for meeting synchronous and broadcast singal, sends synchronous and broadcast singal Single wave beam lobe width is 40 degree, and using the wave beam of three identical lobe widths, its main lobe direction is distinguished For 40 degree, 0 degree and -40 degree, 120 degree of regions of horizontal plane, the wave beam as shown in Fig. 4 (a) are covered 0-0, wave beam 0-1 and wave beam 0-2, these three wave beams are the wave beams of broad beam level, and Grade I D is 0, Wave beam ID is respectively 0,1,2.The wave beam of narrow beam level and ultra-narrow wave beam level is used to send reference signal, The signal and user data of DCCH.In the present embodiment, each broad beam correspondence 3 is narrow Wave beam, 9 narrow beams altogether, Grade I D are 1, and wave beam ID is 0～8, as shown in Fig. 4 (b) Wave beam 1-0, wave beam 1-1, wave beam 1-2, wave beam 1-3, wave beam 1-4, wave beam 1-5, wave beam 1-6, Wave beam 1-7 and wave beam 1-8；Each narrow beam corresponds to 3 ultra-narrow wave beams, altogether 27 ultra-narrow wave beams, Grade I D is 2, wave beam ID be 0～26 wave beam 2-k, wave beam 2-k+1 as shown in Fig. 4 (c) and Wave beam 2-k+2 is exactly 3 in 27 ultra-narrow wave beams, and wherein k is integer, 0≤k≤24.According to covering Lid characteristic, the relation between wave beam are as shown in table 1.

Table 1, wave cover relation pair answer table

In this enforcement example, the flow chart of data communication refers to Fig. 5, including step 501～514.

501st, TP sends synchronizing signal to MS using the wave beam of broad beam level.

502nd, TP sends broadcast singal to MS using the wave beam of broad beam level.

In above-mentioned two step, TP is sending synchronizing signal and during broadcast singal, using the ripple of broad beam level Beam figuration, sends the broad beam of 3 different directions as shown in Fig. 4 (a) respectively in the different time periods The wave beam of level, as shown in fig. 6, sending the wave beam 0-0 in time period t 1, sends institute in time period t 2 Wave beam 0-1 is stated, the wave beam 0-2 is sent in time period t 3).Including but not limited to following in broadcast singal Information：System message；Correspondence relationship information between the wave beam of three ranks in coverage etc., should In correspondence relationship information, each wave beam can use Grade I D+ wave beam ID unique marks respectively；Synchronizing signal The time-domain information being located with broadcast singal and the id information of the wave beam of corresponding broad beam level (include rank ID and wave beam ID)；The ID letters of the wave beam in the time-domain information and corresponding rank at reference signal place Breath.

In time domain, broadcast singal is sent after being located at synchronizing signal, and is periodically sent, such as Fig. 7 It is shown.

503rd, MS obtains synchronous, and determines the id information of optimal beam in broad beam level.

In this step, receiving side MS detects synchronizing signal on a timeline, between the wave beam of three ranks The information such as correspondence relationship information and system message in coverage.MS subsequently detects t2 ' moment and t3 ' The synchronizing signal at moment, compares the peak value of the synchronizing signal that t1 ' moment, t2 ' moment and t3 ' moment detect Information, determines the id information of the optimal beam of broad beam level.

504th, MS demodulates broadcast singal in the corresponding resource of the optimal beam.

In this step, after broadcast singal being demodulated in the corresponding resource of optimal beam, obtain current time The id information of the wave beam for sending, and synchronizing signal and the corresponding time-domain information of other wave beams of broadcast singal. 505th, MS feeds back the id information of optimal beam in broad beam level to TP.

506th, TP sends reference signal to MS using the wave beam of narrow beam level.

In this step, TP sends reference signal using narrow beam level beamforming approach, and reference signal is also Periodically send, all MS in TP coverages carry out channel estimation using identical reference signal Train with narrow beam level wave beam, therefore TP needs to send with reference to letter on the wave beam of all narrow beam ranks Number.In this enforcement example, it is considered in the traversal of the enterprising traveling wave beam of time domain.

507th, MS obtains CSI (Channel State Information, channel condition information), and determines The id information of optimal beam in narrow beam level.

In this step, MS is first according to the ripple for determining the corresponding narrow beam level of optimal beam in broad beam level Beam, it is assumed that the optimal beam of broad beam level is wave beam 0-1, according to table 1, the wave beam of corresponding narrow beam level For wave beam 1-3, wave beam 1-4 and wave beam 1-5.Wave beam corresponding time domain moneys of the MS in these three narrow beam levels Reference signal is detected on source, compares the signal intensity on three wave beams, obtain the optimal beam of narrow beam level, It is assumed to be wave beam 1-3.

508th, the id information of the CSI in respective beam and the optimal beam of narrow beam level is reported by MS To TP.

509th, TP is scheduled and resource allocation.

510th, TP sends DCCH to MS using the wave beam of ultra-narrow wave beam level.

In above-mentioned two step, CSI information that TP is reported according to each MS etc., through scheduling and resource point Match somebody with somebody, related schedule information etc. is sent to into MS by DCCH.DCCH adopts ultra-narrow The beamforming approach of wave beam level sends.It is right that the optimal beam of the narrow beam level that TP is reported according to MS determines The wave beam of the ultra-narrow wave beam level answered, according to Fig. 3, the wave beam of the corresponding ultra-narrow wave beam levels of wave beam 1-3 is wave beam 2-9, wave beam 2-10, wave beam 2-11.For MS DCCH signal on these three wave beams Send.In this enforcement example, the different beams of transmission DCCH are in different frequency domain resources Traversal sends, as shown in Figure 8.

511st, MS obtains control information, and determines the id information of optimal beam in ultra-narrow wave beam level.

512nd, MS feeds back the id information of optimal beam in ultra-narrow wave beam level to TP.

In above-mentioned two step, MS demodulates control signaling, root in tri- frequency domain resources of f1, f2 and f3 The Signal to Interference plus Noise Ratio obtained according to demodulation determines the id information of the optimal beam of ultra-narrow wave beam level, then by the information Report transmitting terminal TP.

513rd, TP sends user data to MS using the wave beam of ultra-narrow wave beam level.

In this step, the id information of the optimal beam of the ultra-narrow wave beam level that TP is reported according to MS adopts phase The wave beam of the ultra-narrow wave beam level answered sends user data to MS, according to the id information correspondence of the optimal beam Figuration mode carry out wave beam forming and send.

514th, MS decodings user data.

Implement example two：

As shown in figure 3, sending node TP adopts high band provides high-speed data clothes for the MS under its covering Business.TP is the node with beamforming capabilities, by the weights figuration on antenna phase, can be with shape Into different shape and the wave beam in direction.TP provides service for multiple MS by way of wave beam forming simultaneously.

As under high band, path loss is larger, in order to ensure to cover, formed by the way of wave beam forming Have directive wave beam to increase antenna gain, promotion signal receiving intensity.Beam angle (usual feelings With 3dB lobe widths weighing under condition) it is narrower, the gain that antenna brings is bigger.In this enforcement example, To meet the covering of synchronous and broadcast singal, the single wave beam lobe width for sending synchronous and broadcast singal is 40 degree, using the wave beam of three identical lobe widths, its main lobe direction is respectively 40 degree, 0 degree and -40 Degree, covers 120 degree of regions of horizontal plane, the wave beam 0-0, wave beam 0-1 and wave beam as shown in Fig. 4 (a) 0-2, these three wave beams are all the wave beams of broad beam level, and Grade I D is 0, wave beam ID is respectively 0,1, 2.The wave beam of narrow beam level and ultra-narrow wave beam level is used to send reference signal, the signal of DCCH with And user data.In the present embodiment, each broad beam corresponds to 3 narrow beams, altogether 9 narrow beams, Grade I D is 1, and wave beam ID is 0～8, the wave beam 1-0～wave beam 1-8 as shown in Fig. 4 (b)；Each Narrow beam corresponds to 3 ultra-narrow wave beams, altogether 27 ultra-narrow wave beams, and Grade I D is 2, and wave beam ID is 0～26 Wave beam 2-k, wave beam 2-k+1 and wave beam 2-k+2 as shown in Fig. 4 (c) is exactly 27 ultra-narrow wave beams In 3, wherein k be integer, 0≤k≤24.According to coverage property, the relation between wave beam is strictly according to the facts Apply shown in the table 1 in example one.

In this enforcement example, the flow chart of data communication refers to Fig. 5, the step of step is with example one is implemented 501～514, but realize being slightly different in details, describe in detail below.

TP when synchronous and broadcast singal is sent, using broad beam rank wave beam forming, in different frequency domains Send the broad beam of 3 different directions as shown in Fig. 4 (a) in resource respectively, different beams are used Frequency domain resource keep certain interval, be beneficial to filter filtering, as shown in figure 9, or code domain money Source keeps certain interval, as shown in Figure 10.Including but not limited to following information in broadcast message：System Message；Correspondence relationship information between the wave beam of three ranks in coverage etc., the corresponding relation are believed In breath, each wave beam can use Grade I D+ wave beam ID unique marks respectively；Synchronizing signal and broadcast singal The id information of the wave beam of the time-domain information at place and corresponding broad beam level；The time domain that reference signal is located The id information of the wave beam in information and corresponding rank.

In time, after broadcast singal is located at synchronizing signal, and periodically send, as shown in figure 11. Receiving side MS in three frequency ranges f1 being located to synchronizing signal, (can lead to f2 and f3 by corresponding frequency point information Cross and be pre-configured with or the low-frequency range network broadcast information of same site is known) be filtered after detect same respectively Step signal, such as detects effective synchronizing signal on f2, then demodulate on subsequent corresponding broadcast channel Broadcast singal, obtains the id information of wave beam sent on Current resource, and synchronizing signal and broadcast singal The information of other wave beams, the correspondence relationship information and system between the wave beam of three ranks in coverage The information such as message.MS compares in f1, the peak information of the synchronizing signal detected on f2 and f3, it is determined that The id information of optimal beam in broad beam level, and the id information of the optimal beam is fed back to into TP.

TP sends reference signal using narrow beam level beamforming approach, and reference signal is also periodically to send out Send, all MS in TP coverages carry out channel estimation and narrow beam using identical reference signal Level wave beam training, therefore TP needs send reference signal on the wave beam of all narrow beam ranks.In this reality Apply in example, it is considered in the traversal of the enterprising traveling wave beam of time domain.MS is according to the optimal beam of broad beam level Id information, it is assumed that for wave beam 0-1, determine that the wave beam of corresponding narrow beam level is wave beam 1-3 according to table 1, Wave beam 1-4 and wave beam 1-5.MS detects reference signal in the corresponding time-domain resource of these three wave beams, than Compared with the signal intensity on three wave beams, the optimal beam of narrow beam level is obtained, it is assumed that for wave beam 1-3.MS By CSI (Channel State Information, channel condition information) and narrow beam in respective beam In level, the id information of optimal beam reports TP.

CSI information that TP is reported according to each MS etc., through scheduling and resource allocation, related scheduling is believed Breath etc. is sent to MS by DCCH.Wave beam forming of the DCCH using ultra-narrow wave beam level Mode sends.TP determines corresponding ultra-narrow wave beam level according to the narrow beam rank optimal beam that MS is reported According to table 1, the id information of optimal beam, determines that the wave beam of the corresponding ultra-narrow wave beam levels of wave beam 1-3 is wave beam 2-9, wave beam 2-10, wave beam 2-11.For MS DCCH signal on these three wave beams Send.In the present embodiment, the different beams of DCCH are sent in different code domain resources on time Transmission is gone through, as shown in figure 12.Three groups of antenna figurations generate the wave beam of 3 different directions, in identical In frequency resource, send after being spread by three orthogonal or quasi-orthogonal code words, receiving side demodulation is obtained Signal under different code words, the Signal to Interference plus Noise Ratio obtained according to demodulation determine the optimal beam of ultra-narrow wave beam level Then the id information of the optimal beam of ultra-narrow wave beam level is reported transmitting terminal TP by id information.

The id information of the optimal beam of the ultra-narrow wave beam level that TP is reported according to MS adopts corresponding ultra-narrow ripple The wave beam of beam level sends user data, enters traveling wave according to the corresponding figuration mode of the id information of the optimal beam Beam figuration simultaneously sends.

Implement example three：

As shown in figure 3, sending node TP adopts high band provides high-speed data clothes for the MS under its covering Business.TP is the node with beamforming capabilities, by the weights figuration on antenna phase, can be with shape Into different shape and the wave beam in direction.TP provides service for multiple NS by way of wave beam forming simultaneously.

As under high band, path loss is larger, in order to ensure to cover, formed by the way of wave beam forming Have directive wave beam to increase antenna gain, promotion signal receiving intensity.Beam angle (usual feelings With 3dB lobe widths weighing under condition) it is narrower, the gain that antenna brings is bigger.In the present embodiment, it is Meet the covering of synchronous and broadcast singal, the single wave beam lobe width for sending synchronous and broadcast singal is 40 Degree, using the wave beam of three identical lobe widths, its main lobe direction is respectively 40 degree, 0 degree and -40 degree, 120 degree of regions of covering horizontal plane, the wave beam 0-0, wave beam 0-1 and wave beam 0-2 as shown in Fig. 4 (a), These three wave beams are all the wave beams of broad beam level, and Grade I D is 0, and wave beam ID is respectively 0,1,2.It is narrow The wave beam of wave beam level and ultra-narrow wave beam level is used to send reference signal, the signal and use of DCCH User data.In the present embodiment, each broad beam corresponds to 3 narrow beams, altogether 9 narrow beams, level Other ID is 1, and wave beam ID is 0～8, the wave beam 1-0～wave beam 1-8 as shown in Fig. 4 (b)；Each is narrow Wave beam corresponds to 3 ultra-narrow wave beams, altogether 27 ultra-narrow wave beams, and Grade I D is 2, and wave beam ID is 0～26 Wave beam 2-k, wave beam 2-k+1 and wave beam 2-k+2 as shown in Fig. 4 (c) is exactly 27 ultra-narrow wave beams In 3, wherein k be integer, 0≤k≤24.According to coverage property, the relation between wave beam is strictly according to the facts Apply shown in the table 1 in example one.

In this enforcement example, the flow chart of data communication refers to Figure 13, including step 601～610.

601st, TP sends synchronizing signal to MS using the wave beam of broad beam level.

602nd, TP sends broadcast singal to MS using the wave beam of broad beam level.

In above-mentioned two step, TP is sending synchronizing signal and during broadcast singal, using broad beam rank ripple Beam figuration, sends the broad beam of 3 different directions as shown in Fig. 4 (a) respectively in the different time periods, As shown in Figure 6.Including but not limited to following information in broadcast message：System message；Three rank wave beams Between correspondence relationship information in coverage etc., in the correspondence relationship information, each wave beam can divide Yong not Grade I D+ wave beam ID unique marks；Time-domain information that synchronizing signal and broadcast singal are located and right The id information of the wave beam of the broad beam level answered；In the time-domain information and corresponding rank at reference signal place Wave beam id information.

In time domain, after broadcast singal is located at synchronizing signal, and periodically send, as shown in Figure 7.

603rd, MS obtains synchronous, and determines the id information of optimal beam in broad beam level.

604th, MS demodulates broadcast singal in the corresponding resource of the optimal beam.

In this step, after broadcast singal being demodulated in the corresponding resource of optimal beam, obtain current time The id information of the wave beam for sending, and synchronizing signal and the corresponding time-domain information of other wave beams of broadcast singal.

605th, MS feeds back the id information of optimal beam in broad beam level to TP.

606th, TP sends reference signal to MS using the wave beam of narrow beam level.

607th, MS obtains CSI (Channel State Information, channel condition information), and determines The id information of optimal beam in narrow beam level.

608th, the id information of the CSI in respective beam and the optimal beam of narrow beam level is reported by MS To TP.

609th, TP sends user data to MS using the wave beam of narrow beam level.

For some to time delay than the scene that more sensitive business or flood tide user access, data transfer it Before the control signaling such as need not dispatch.In this enforcement example, the narrow beam level that TP is reported according to MS is most The id information of excellent wave beam sends user data using the wave beam of corresponding narrow beam level, according to the optimal beam The corresponding figuration mode of id information carry out wave beam forming and send.

610th, MS decodings user data.

Embodiment three, a kind of data communication equipment of employing wave beam forming, are arranged at transmitting terminal, such as Figure 14 It is shown, including：

First sending module 141, sends the signal of common signal channel for the wave beam using the first wave beam level；

Second sending module 142, sends reference signal for the wave beam using the second wave beam level；Wherein, Wave beam of the coverage of the wave beam of the first wave beam level more than the second wave beam level；

3rd sending module 143, the optimal beam for being fed back using receiving terminal send user data.

Alternatively, the 3rd sending module 143 includes：

Alternatively, the 3rd sending module 143 sends number of users using the optimal beam of receiving terminal feedback According to referring to：

The optimum of the second wave beam level that the 3rd sending module 143 is fed back using the receiving terminal Wave beam sends user data.

Alternatively, first sending module 141 sends common signal channel using the wave beam of the first wave beam level Signal is referred to：

On all wave beams of first sending module 141 in the first wave beam level, traversal sends described Common signal channel, different wave beams used it is following any one or appoint several resources different：Time domain resource, Frequency domain resource, code domain resource.

Alternatively, second sending module 142 sends reference signal bag using the wave beam of the second wave beam level Include：

On all wave beams of second sending module 142 in the second wave beam level, traversal sends described Reference signal, different wave beams used it is following any one or appoint several resources different：Time domain resource, Frequency domain resource, code domain resource.

Example IV, a kind of data communication equipment of employing wave beam forming, are arranged at receiving terminal, such as Figure 15 It is shown, including：

First receiver module 151, for the signal of common signal channel is received by the wave beam of the first wave beam level；

Second receiver module 152, for receiving reference signal by the wave beam of the second wave beam level；Wherein, Wave beam of the coverage of the wave beam of the first wave beam level more than the second wave beam level；

First feedback module 153, for feeding back the optimal beam of the second wave beam level.

Alternatively, described device also includes：

One of ordinary skill in the art will appreciate that all or part of step in said method can pass through program To instruct related hardware to complete, described program can be stored in computer-readable recording medium, such as read-only Memorizer, disk or CD etc..Alternatively, all or part of step of above-described embodiment can also be used One or more integrated circuits are realizing.Correspondingly, each module/unit in above-described embodiment can be adopted The form of hardware is realized, it would however also be possible to employ the form of software function module is realized.The present invention is not restricted to appoint The combination of the hardware and software of what particular form.

Although disclosed herein embodiment as above, described content is only to readily appreciate the present invention And the embodiment for adopting, it is not limited to the present invention.Technology people in any art of the present invention Member, without departing from disclosed herein spirit and scope on the premise of, can be in the form implemented and thin Any modification and change, but the scope of patent protection of the present invention are carried out on section, still must be with appended right The scope defined by claim is defined.

Claims

1. a kind of data communications method of employing wave beam forming, it is characterised in that include：

2. the method for claim 1, it is characterised in that：

The signal of the common signal channel includes synchronizing signal or finds signal, and broadcast singal；It is described wide Broadcast signal the synchronizing signal to be later than in time domain or finds that signal sends.

3. the method for claim 1, it is characterised in that the transmitting terminal is anti-using receiving terminal The optimal beam of feedback sends user data to be included：

The transmitting terminal determines the second wave beam level that coverage fed back with the receiving terminal most The wave beam of the 3rd corresponding wave beam level of excellent wave beam；Wherein, the covering model of the wave beam of the second wave beam level The wave beam more than the 3rd wave beam level is enclosed, the coverage difference of each wave beam in the second wave beam level Corresponding to the coverage of one or more wave beams in the 3rd wave beam level；

The wave beam of one or more the 3rd wave beam levels determined by the transmitting terminal use sends special Control channel；

The optimal beam of the 3rd wave beam level fed back using the receiving terminal by the transmitting terminal sends User data.

4. method as claimed in claim 3, it is characterised in that determined by the transmitting terminal use The wave beam of one or more the 3rd wave beam levels sends DCCH to be included：

The transmitting terminal sends the special control on the wave beam of a 3rd wave beam level determined by On channel processed, or the wave beam of multiple 3rd wave beam levels determined by, traversal sends the special control Channel；Different wave beams used it is following any one or appoint several resources different：Time domain resource, frequency Domain resource, code domain resource.

5. the method for claim 1, it is characterised in that the transmitting terminal is anti-using receiving terminal The optimal beam of feedback sends user data to be included：

The optimal beam of the second wave beam level that the transmitting terminal is fed back using the receiving terminal sends User data.

6. the method as described in any one of Claims 1 to 5, it is characterised in that the transmitting terminal is used The wave beam of the first wave beam level sends the signal of common signal channel to be included：

7. the method as described in any one of Claims 1 to 5, it is characterised in that the transmitting terminal is used The wave beam of the second wave beam level sends reference signal to be included：

8. a kind of data communications method of employing wave beam forming, it is characterised in that include：

9. method as claimed in claim 8, it is characterised in that：

10. method as claimed in claim 9, it is characterised in that the receiving terminal passes through the first wave beam Also include after the signal of the wave beam reception common signal channel of level：

It is arbitrary in the corresponding following resource of optimal beam of the receiving terminal in the first wave beam level The broadcast singal is demodulated in kind or combination in any：Time-domain resource, frequency domain resource, code domain resource.

11. methods as claimed in claim 10, it is characterised in that the receiving terminal passes through the second ripple The wave beam of beam level also includes after receiving reference signal：

The receiving terminal is in coverage corresponding with the optimal beam of the first wave beam level described second In one or more wave beams of wave beam level, the second wave beam level is determined according to the reference signal for being received Optimal beam；Wherein, in the first wave beam level, the coverage of each wave beam corresponds respectively to described The coverage of one or more wave beams in two wave beam levels.

12. methods as claimed in claim 10, it is characterised in that receiving terminal feedback described the Also include after the optimal beam of two wave beam levels：

The receiving terminal is by coverage corresponding with the optimal beam of the second wave beam level described the One or more wave beams of three wave beam levels receive the signal of DCCH；Wherein, second wave beam Wave beam of the coverage of the wave beam of level more than the 3rd wave beam level, each ripple in the second wave beam level The coverage of beam corresponds respectively to the coverage of one or more wave beams in the 3rd wave beam level；

13. methods as claimed in claim 10, it is characterised in that receiving terminal feedback described the Also include after the optimal beam of two wave beam levels：

A kind of 14. data communication equipments of employing wave beam forming, are arranged at transmitting terminal, it is characterised in that Including：

15. devices as claimed in claim 14, it is characterised in that：

16. devices as claimed in claim 14, it is characterised in that the 3rd sending module includes：

17. devices as claimed in claim 16, it is characterised in that the DCCH sends The wave beam of one or more the 3rd wave beam levels determined by unit use sends DCCH Refer to：

On DCCH transmitting element wave beam of a 3rd wave beam level determined by Send traversal on the DCCH, or the wave beam of multiple 3rd wave beam levels determined by send out Send the DCCH；Different wave beams used it is following any one or appoint several resources different： Time domain resource, frequency domain resource, code domain resource.

18. devices as claimed in claim 14, it is characterised in that the 3rd sending module is used The optimal beam of receiving terminal feedback sends user data and refers to：

The optimum ripple of the second wave beam level that the 3rd sending module is fed back using the receiving terminal Beam sends user data.

19. devices as described in any one of claim 14～18, it is characterised in that described first sends Module is referred to using the signal that the wave beam of the first wave beam level sends common signal channel：

On all wave beams of first sending module in the first wave beam level, traversal sends the public affairs Altogether channel, different wave beams used it is following any one or appoint several resources different：Time domain resource, Frequency domain resource, code domain resource.

20. devices as described in any one of claim 14～18, it is characterised in that described second sends Module sends reference signal using the wave beam of the second wave beam level to be included：

On all wave beams of second sending module in the second wave beam level, traversal sends the ginseng Examine signal, different wave beams used it is following any one or appoint several resources different：Time domain resource, Frequency domain resource, code domain resource.

A kind of 21. data communication equipments of employing wave beam forming, are arranged at receiving terminal, it is characterised in that Including：

22. devices as claimed in claim 21, it is characterised in that：

23. devices as claimed in claim 22, it is characterised in that：

First receiver module is additionally operable in the letter that common signal channel is received by the wave beam of the first wave beam level After number, the optimum ripple in the first wave beam level is determined according to the synchronizing signal or discovery signal that are received Beam；Any one in the corresponding following resource of optimal beam in the first wave beam level or combination in any It is middle to demodulate the broadcast singal：Time-domain resource, frequency domain resource, code domain resource.

24. devices as claimed in claim 23, it is characterised in that：

First receiver module is additionally operable to after reference signal is received by the wave beam of the second wave beam level, One or many of coverage the second wave beam level corresponding with the optimal beam of the first wave beam level In individual wave beam, the optimal beam of the second wave beam level is determined according to the reference signal for being received；Wherein, In the first wave beam level, the coverage of each wave beam corresponds respectively in the second wave beam level The coverage of individual or multiple wave beams.

25. devices as claimed in claim 23, it is characterised in that also include：

3rd receiver module, for corresponding with the optimal beam of the second wave beam level by coverage One or more wave beams of the 3rd wave beam level receive the signal of DCCH；Wherein, described Wave beam of the coverage of the wave beam of two wave beam levels more than the 3rd wave beam level, in the second wave beam level The coverage of each wave beam corresponds respectively to covering for one or more wave beams in the 3rd wave beam level Lid scope；

User data receiver module, for the optimal beam receive user number by the 3rd wave beam level According to.

26. devices as claimed in claim 23, it is characterised in that also include：

User data receiver module, for by the optimal beam receive user number of the second wave beam level According to.