CN102136862B - Base station device, communication system and communication method - Google Patents
Base station device, communication system and communication method Download PDFInfo
- Publication number
- CN102136862B CN102136862B CN201110032665.7A CN201110032665A CN102136862B CN 102136862 B CN102136862 B CN 102136862B CN 201110032665 A CN201110032665 A CN 201110032665A CN 102136862 B CN102136862 B CN 102136862B
- Authority
- CN
- China
- Prior art keywords
- signal
- processing
- generate
- antenna
- radio frequency
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0868—Hybrid systems, i.e. switching and combining
- H04B7/0871—Hybrid systems, i.e. switching and combining using different reception schemes, at least one of them being a diversity reception scheme
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The embodiment of the invention provides a base station device, a communication system and a communication method. The base station device comprises a first antenna, a second antenna, a first intermediate radio frequency processing unit, a second intermediate radio frequency processing unit and a baseband processing and combining unit, wherein the first antenna and the second antenna are used for respectively receiving radio frequency signals sent by the same terminal; the first intermediate radio frequency processing unit is used for processing the radio frequency signals received by the first antenna to generate first baseband signals; the second intermediate radio frequency processing unit is used for processing the radio frequency signals received by the second antenna to generate second baseband signals; and the baseband processing and combining unit is used for performing baseband processing and combination processing on the basis of the first baseband signals and the second baseband signals. The embodiment of the invention provides a hybrid networking solution, and two system antennas can be fully utilized to receive a duplex mode signal of the same terminal. Through baseband signal combination processing, signal combination gain can be obtained, and the overall performance is enhanced.
Description
Technical field
The embodiment of the present invention relates to moving communicating field, and more specifically, relates to base station equipment, communication system and communication means.
Background technology
Along with the development of mobile communication technology, produced the scheme of mixed networking, wherein the hardware resource of different system is combined.Mixed networking can promote efficiency and/or the performance of independent networking.
Provide Integrated using in pairs and base station, mobile terminal and the method for non-paired frequency spectrum, described base station is FDD (Frequency Division Duplexing in pairs; Frequency Division Duplexing (FDD)) frequency spectrum and non-paired TDD (Time Division Duplexing; Time division duplex) frequency spectrum and the corresponding processing combination of resources integrated dispatch that gets up, make high-speed mobile user use paired frequency spectrum for master, it is master that low speed mobile subscriber uses non-paired frequency spectrum, when in pairs and non-paired frequency spectrum separately during finishing service demand, comprehensively for providing business with non-paired frequency spectrum in pairs.
But this scheme has just solved the hardware resource problem of effectively utilizing equipment, by different configuration mode shared baseband, process physical resource, be embodied in the cost aspect that dispatching efficiency promotes and shared baseband unit brings.In this scheme, just simple superposition and the scheduling of the hardware of TDD system and FDD system, two kinds of systems are still still carried out signal processing independently, for certain mobile terminal, only have a system (TDD system or FDD system) to process the signal of this mobile terminal, the castering action of this scheme aspect systematic function is not ideal enough.
Summary of the invention
The embodiment of the present invention provides a kind of base station equipment, communication system and communication means.
The embodiment of the present invention provides a kind of base station equipment, comprising: the first antenna and the second antenna, for receiving respectively from the radiofrequency signal of same terminal transmitting; RF processing unit in first, for the treatment of the radiofrequency signal by the first antenna reception, to generate the first baseband signal; RF processing unit in second, for the treatment of the radiofrequency signal by the second antenna reception, to generate the second baseband signal; Base-Band Processing and merge cells, for carrying out Base-Band Processing and merge processing based on the first baseband signal and the second baseband signal.
The embodiment of the present invention also provides a kind of communication means, comprising: by the first antenna and the second antenna, receive respectively from the radiofrequency signal of same terminal transmitting; Processing is by the radiofrequency signal of the first antenna reception, to generate the first baseband signal; Processing is by the radiofrequency signal of the second antenna reception, to generate the second baseband signal; Based on the first baseband signal and the second baseband signal, carry out Base-Band Processing and merge processing.
The embodiment of the present invention also provides a kind of communication system, comprises aforementioned base station system.
The scheme that the embodiment of the present invention provides, can make full use of the hardware resources such as two kinds of system antennas, receive the signal of same terminal, and by baseband signal Combined Treatment (merging), picked up signal merges gain, further promoted the overall performance of system, for example the capacity of network and the coverage of network.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is according to the schematic block diagram of the base station equipment of the embodiment of the present invention.
Fig. 2 A-2C is the schematic block diagram illustrating according to the Base-Band Processing of the embodiment of the present invention and merge cells.
Fig. 3 A-3B is the schematic diagram that TDD/FDD dual system base station equipment is shown.
Fig. 4 shows according to the schematic flow diagram of the communication means of the embodiment of the present invention.
Fig. 5 A-5C shows according to the schematic flow diagram of the merging baseband signal of the embodiment of the present invention.
Fig. 6 shows according to the schematic flow diagram of the communication means of the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
In above-mentioned prior art, superpose simply and dispatch the hardware of two kinds of systems, and the signal processing separately of FDD system and TDD system is still separate, the performance of every kind of system is because mixed networking gets a promotion.The embodiment of the present invention, when the signal of processing from a kind of dual-mode of same terminal, can make full use of the hardware resource of two kinds of systems, thereby promote overall performance.
Fig. 1 is the schematic block diagram illustrating according to the base station equipment 100 of the embodiment of the present invention.Base station equipment 100 adopts mixed networking, can support at least two kinds of dual-modes (for example, FDD system and TDD system) simultaneously.Although only show two kinds of dual-modes in Fig. 1, the embodiment of the present invention also can be generalized to the situation of more dual-mode mixed networking similarly, and such popularization does not depart from the scope of the embodiment of the present invention.
As shown in Figure 1, base station equipment 100 can comprise in the first antenna 110, the second antenna 120, first RF processing unit 140 and Base-Band Processing and merge cells 150 in RF processing unit 130, second.
Fig. 1 also shows the terminal 50 that is arranged in the community that base station equipment 100 supports, terminal 50 adopts one of dual-mode that base station equipments 100 can support emitting radio frequency signal.Without loss of generality, suppose terminal 50 transmitting the first dual-mode radiofrequency signals, the first antenna 110 can receive from the first dual-mode radiofrequency signal of terminal 50 transmittings.According to embodiments of the invention, the second antenna 120 also receives from the radiofrequency signal (the first dual-mode) of same terminal 50 transmittings.The first dual-mode signal of terminal 50 may arrive respectively through different propagation paths the antenna 110 and 120 of two kinds of dual-modes.
In first, RF processing unit 130 is connected to the first antenna 110, and processes the radiofrequency signal being received by the first antenna 110, to generate the first baseband signal S1.In second, RF processing unit 140 is connected to the second antenna 120, and processes the radiofrequency signal being received by the second antenna 1200, to generate the second baseband signal S2.In first, in RF processing unit 130 and second, RF processing unit 140 is sent to Base-Band Processing and merge cells 150 by baseband signal S1 and S2 respectively.
Here, middle RF processing unit 130 and 140 can become the mode that intermediate frequency becomes base band again according to radio frequency, from radiofrequency signal, generates baseband signal, and now middle RF processing unit can comprise corresponding radio-frequency module and ifd module.Middle RF processing unit 130 and 140 also can directly be transformed to baseband signal by radiofrequency signal according to zero intermediate frequency mode, and now in middle RF processing unit, included ifd module is zero intermediate frequency module.
Base-Band Processing and merge cells 150 carry out Base-Band Processing and merge processing based on the first baseband signal S1 and the second baseband signal S2.
Equally, if terminal 50 adopts the second dual-mode, the first antenna 110 and the second antenna 120 also all receive from the radiofrequency signal of this second dual-mode of terminal 50 transmittings, and respectively after radio frequency unit in radio frequency unit in first and second is processed, obtain the first baseband signal S1 and the second baseband signal S2, in Base-Band Processing and merge cells 150, based on two paths of signals S1 and S2, carry out Base-Band Processing and merge processing.
Therefore, the base station equipment 100 of the embodiment of the present invention can make full use of the hardware resources such as system antenna of two kinds of dual-modes, receives the signal of a kind of dual-mode of same terminal, and by baseband signal Combined Treatment (merging), picked up signal merges gain, has promoted overall performance.
Baseband signal S1 and S2 can be IQ (In-phase/Quadrate; Same-phase/90 degree phase shift) signal.Base-Band Processing based on baseband signal can comprise demodulation process and decoding processing.Merging based on baseband signal is processed can be that IQ data merge, merge before decoding or decoding after merge (signal processing mode is distinguished to some extent, and system gain has size), finally obtain corresponding restoring signal.Fig. 2 A-2C is the schematic block diagram illustrating according to the structure of Base-Band Processing and merge cells 150 in the different Merge Scenarioses of the embodiment of the present invention.
As shown in Figure 2 A, can in Base-Band Processing and merge cells 150, first to baseband signal S1 and S2 (IQ signal), carry out the merging of IQ data.The Base-Band Processing of Fig. 2 A and merge cells 150 can comprise merging module 1510, demodulation module 1515 and decoding module 1520.
Merge 1510 couples of the first baseband signal S1 of module and the second baseband signal S2 and carry out the merging of IQ data to generate combined signal S3.Demodulation module 1515 is combined signal S3 and carries out demodulation with generating solution tonal signal S4.Then 1520 couples of restituted signal S4 of decoding module carry out decoding to generate restoring signal S5.
As shown in Figure 2 B, also can to two-way baseband signal, carry out demodulation first respectively, before decoding, merge processing.The Base-Band Processing of Fig. 2 B and merge cells 150 can comprise two demodulation modules 1525 and 1530, merge module 1535, decoding module 1540.
1525 couples of the first baseband signal S1 of demodulation module carry out demodulation to generate the first restituted signal S6, and 1530 couples of the second baseband signal S2 of demodulation module carry out demodulation to generate the second restituted signal S7.Merge 1535 couples of the first restituted signal S6 of module and the second restituted signal S7 and merge to generate combined signal S8.Decoding module 1540 is combined signal S8 and carries out decoding to generate restoring signal S5 '.
As shown in Figure 2 C, also can after decoding, merge processing.Represent with identical Reference numeral with same or analogous element in Fig. 2 B.The Base-Band Processing of Fig. 2 C and merge cells 150 can comprise two demodulation modules 1525 and 1530, two decoding modules 1545 and 1550, merge module 1560.
1525 couples of the first baseband signal S1 of demodulation module carry out demodulation to generate the first restituted signal S6, and 1530 couples of the second baseband signal S2 of demodulation module carry out demodulation to generate the second restituted signal S7.
1545 couples of the first restituted signal S6 of decoding module carry out decoding to generate the first decoded signal S9, and 1550 couples of the second restituted signal S7 of decoding module carry out decoding to generate the second decoded signal S10.Then merge 1560 couples of the first decoded signal S9 of module and the second decoded signal S10 and merge processing to generate restoring signal S5 ".
Below by object lesson, describe again the embodiment of the present invention in detail.Fig. 3 A-3B is the schematic diagram that TDD/FDD dual system base station equipment 20 is shown.As shown in Figure 3 A and Figure 3 B, base station equipment 2000 can be supported TDD and two kinds of dual-modes of FDD.
Base station equipment 20 comprises in the first antenna 21, the second antenna 22, first RF processing unit 24, Base-Band Processing and merge cells 25 in RF processing unit 23, second.In the present embodiment, the first antenna is that TDD antenna, the second antenna are FDD antenna.Be similar to the base station equipment 100 of Fig. 1, on up direction, TDD antenna 21 and FDD antenna 22 receive the radiofrequency signal (for example, TDD or FDD radiofrequency signal) from same terminal simultaneously.
In first, RF processing unit 23 comprises in a TDD radio frequency processing module 232 in radio frequency processing module 231 and a FDD.In second, RF processing unit 24 comprises in the 2nd TDD radio frequency processing module 242 in radio frequency processing module 241 and the 2nd FDD.Like this, two middle RF processing units 23 and 24 all have the ability of processing TDD or FDD radiofrequency signal.
Fig. 3 A is that base station equipment 20 merges the schematic diagram in embodiment in TDD system base band.As shown in Figure 3A, on up direction, the TDD radiofrequency signal of TDD antenna 21 receiving terminals, and send in first this TDD radiofrequency signal in the TDD in RF processing unit 23 radio frequency processing module 231.
In the one TDD, radio frequency processing module 231 receives the TDD radiofrequency signal being received by TDD antenna 21, and TDD radiofrequency signal is carried out to middle radio frequency processing (radio frequency becomes the processing that intermediate frequency becomes base band again, or the radio frequency processing of zero intermediate frequency), to generate the first baseband signal.
In addition, in the case, in a TDD, in radio frequency processing module 231 and a FDD, RF processing unit 232 also can be shared the TDD radiofrequency signal that TDD antenna 21 receives.For example, in a TDD, radio frequency processing module 231 can receive whole TDD radiofrequency signals that TDD antenna 21 receives, and in a FDD, RF processing unit 232 can receive all or part of TDD radiofrequency signal that TDD antenna 21 receives.
In TDD, radio frequency processing module 231 and 241 is sent the first and second generated baseband signals into Base-Band Processing and merge cells 25 respectively.Base-Band Processing and merge cells 25 are similar to Base-Band Processing and the merge cells 150 of Fig. 1, carry out Base-Band Processing and merge processing, to obtain corresponding restoring signal based on the first and second baseband signals.Here, the merging based on baseband signal process can be that above-mentioned IQ data merge, merge before decoding or decoding after merge (signal processing mode is distinguished to some extent, and system gain has size).
In addition, as shown in Figure 3A, TDD antenna 21 can be connected with RF processing unit in first 23 by M passage, and wherein M is not less than 4 conventionally.FDD antenna 22 can be connected with RF processing unit in second 24 by N passage, and wherein N is generally 2 or 4.Therefore, the signals that middle RF processing unit 23 and 24 receives can comprise the signal of a plurality of passages, the signal that the first baseband signal that their generate and the second baseband signal also can each self-contained a plurality of passages.Now, Base-Band Processing and merge cells 25 are merging while processing, in the signal of a plurality of passages that comprise, select the signal of all or part of passage from the first baseband signal and the signal of a plurality of passages of comprising from the second baseband signal in select the signal of all or part of passage to merge processing.For example, one of can be in the following manner select to merge the signal of processing: the first whole baseband signals and the second whole baseband signals; The second baseband signal of the first whole baseband signals and part; The first baseband signal of part and the second whole baseband signals; The second baseband signal of the first baseband signal of part and part.Like this, can further strengthen and merge the flexibility ratio of processing, elevator system performance.
Therefore, according to the base station equipment 20 of the embodiment of the present invention, can make full use of FDD system wide frequency antenna and TDD system wide frequency antenna, the two paths of signals of realizing different dual-modes is unified in Base Band Unit and merges, and improves systematic function, particularly the ascending performance of system.This produces effect to TDD system very much, because TDD system is most of up limited.For TDD system, if ascending performance promotes, can, by more transfer resources for descending, therefore promote downlink capacity.
On the other hand, as shown in Figure 3A, in the time will launching TDD signal from base station equipment 20, on down direction, can also be for generating the transmitted signal (baseband signal) that will send to terminal according to the Base-Band Processing of the base station equipment 20 of the embodiment of the present invention and merge cells 25, and send transmitted signal in TDD RF processing unit 231, in a TDD, the transmitted signal of 231 pairs of base band of radio frequency processing module is carried out middle radio frequency processing to generate corresponding TDD radiofrequency signal, and from TDD antenna 21 these TDD radiofrequency signals of transmitting.At opposite side, Base-Band Processing and merge cells 25 are also sent into generated transmitted signal radio frequency processing module 241 in the 2nd TDD of RF processing unit 24 in second.In the 2nd TDD, radio frequency processing module 241 is also carried out middle radio frequency processing to generate corresponding TDD radiofrequency signal to the transmitted signal of base band, and from FDD antenna 22 these TDD radiofrequency signals of transmitting.
Alternatively, also can only by a side antenna (as TDD antenna 21), launch TDD radiofrequency signal, and without the descending TDD radiofrequency signal of FDD antenna transmission.Now, can transmitted signal not sent into radio frequency processing module 241 in the 2nd TDD, and only in a TDD radio frequency processing module 231 receive and process transmitted signal to generate corresponding descending TDD radiofrequency signal.
Like this, the embodiment of the present invention also can make full use of the hardware resources such as antenna of mixed networking on down direction, promotes descending performance.
Fig. 3 B is that base station equipment 20 merges the schematic diagram in embodiment in FDD system base band.As shown in Figure 3 B, on up direction, the FDD radiofrequency signal of TDD antenna 21 receiving terminals, and send in first this FDD radiofrequency signal in the FDD in RF processing unit 23 radio frequency processing module 232.
The FDD radiofrequency signal that in the one FDD, radio frequency processing module 232 receives by TDD antenna reception, and FDD radiofrequency signal is carried out to middle radio frequency processing, and (radio frequency becomes the processing that intermediate frequency becomes base band again, or the radio frequency of zero intermediate frequency becomes Base-Band Processing), to generate the first baseband signal.
In addition, in the case, in the 2nd TDD, in radio frequency processing module 241 and the 2nd FDD, RF processing unit 242 also can be shared the FDD radiofrequency signal that FDD antenna 22 receives.For example, in the 2nd TDD, radio frequency processing module 241 can receive all or part of FDD radiofrequency signal that FDD antenna 22 receives, and in the 2nd FDD, RF processing unit 242 can receive whole FDD radiofrequency signals that FDD antenna 22 receives.
In FDD, radio frequency processing module 231 and 241 is sent the first and second generated baseband signals into Base-Band Processing and merge cells 25 respectively.Base-Band Processing and merge cells 25 are similar to Base-Band Processing and the merge cells 150 of Fig. 1, carry out Base-Band Processing and merge processing, to obtain corresponding restoring signal based on the first and second baseband signals.Here, the merging based on baseband signal process can be that above-mentioned IQ data merge, merge before decoding or decoding after merge (signal processing mode is distinguished to some extent, and system gain has size).
On the other hand, as shown in Figure 3 B, in the time will launching FDD signal from base station equipment 20, on down direction, can also be for generating the transmitted signal (baseband signal) that will send to terminal according to the Base-Band Processing of the base station equipment 20 of the embodiment of the present invention and merge cells 25, and send respectively transmitted signal in FDD RF processing unit 241 and 242, in FDD, the transmitted signal of radio frequency processing module 241 and 242 pairs of base band is carried out middle radio frequency processing to generate corresponding FDD radiofrequency signal, and respectively from TDD antenna 21 and FDD antenna 22 these FDD radiofrequency signals of transmitting.
Alternatively, also can only by a side antenna (as FDD antenna 22), launch FDD radiofrequency signal, and without FDD antenna transmission TDD radiofrequency signal.Now, can transmitted signal not sent into radio frequency processing module 241 in a FDD, and only in the 2nd FDD radio frequency processing module 242 receive and process transmitted signal to generate corresponding descending FDD radiofrequency signal.Therefore, according to the base station equipment 20 of the embodiment of the present invention, can make full use of FDD system wide frequency antenna and TDD system wide frequency antenna, realization is unified in Base Band Unit with the two paths of signals of dual-mode and merges, and improves systematic function, particularly the ascending performance of system.
Although it should be noted that take TDD and FDD has above described the embodiment of the present invention as example, the embodiment of the present invention is not limited to this.The method and apparatus that the embodiment of the present invention provides also can be applicable to what is called " the different system CoMP of alien frequencies (Cooperative Multi Points; Coordinate multipoint) transmission mode ".
In addition, according to the communication system of the embodiment of the present invention, can comprise above-mentioned communication equipment 100 or 20.
Communication means according to the embodiment of the present invention is described below.Fig. 4 shows according to the schematic flow diagram of the communication means 300 of the embodiment of the present invention.Communication means 300 can be carried out by the base station equipment 1000 of Fig. 1.The communication means 300 of Fig. 4 is described below in conjunction with Fig. 1.
At the S310 of method 300, by the first antenna 1100 shown in Fig. 1 and the second antenna 1200, receive respectively from the radiofrequency signal (the first dual-mode or the second dual-mode) of same terminal 900 transmittings.Then at S320, the radiofrequency signal that the first antenna 1100 is received is carried out middle radio frequency processing, to generate the first baseband signal S1, and the radiofrequency signal of the second antenna 1200 receptions is carried out to middle radio frequency processing, to generate the second baseband signal S2.As mentioned above, middle radio frequency processing can comprise radio frequency processing and the intermediate frequency process of successively carrying out, or comprises the radio frequency processing of zero intermediate frequency.
Then at S340, based on the first baseband signal S1 and the second baseband signal S2, carry out Base-Band Processing and merge processing.
Like this, the communication means 300 of the embodiment of the present invention can make full use of the signal of a kind of dual-mode of two kinds of same terminals of system antenna reception, and by baseband signal Combined Treatment (merging), picked up signal merges gain, has promoted overall performance.
As mentioned above, the first antenna and the second antenna can be respectively TDD antenna and FDD antenna.The radiofrequency signal of carrying out self terminal can be TDD signal or FDD signal.
As mentioned above, in S340, can to the first baseband signal S1 and the second baseband signal S2 carry out merging before the merging of IQ data, decoding or decoding after merge.
Fig. 5 A-5C is the schematic flow diagram illustrating according to the process of the merging baseband signal of the embodiment of the present invention (S340 of Fig. 4).The process S340 of Fig. 5 A-5C is described with reference to Fig. 2 A-2C respectively.
As shown in Figure 5A, can first to baseband signal S1 and S2 (IQ signal), carry out the merging of IQ data.At S3410, the first baseband signal S1 and the second baseband signal S2 carry out the merging of IQ data to generate combined signal S3 (Fig. 2 A).Then at S3415, be combined signal S3 and carry out demodulation with generating solution tonal signal S4.Then at S3420, restituted signal S4 is carried out to decoding to generate restoring signal S5.
As shown in Figure 5 B, can first to baseband signal, carry out demodulation, before decoding, carry out union operation.First at S3425, the first baseband signal S1 is carried out to demodulation to generate the first restituted signal S6, and at S3430, the second baseband signal S2 is carried out to demodulation to generate the second restituted signal S7 (Fig. 2 B).Then at S3435, the first restituted signal S6 and the second restituted signal S7 are merged to generate combined signal S8.Finally at S3440, be combined signal S8 and carry out decoding to generate restoring signal S5 '.
As shown in Figure 5 C, can after decoding, carry out union operation.Represent with identical Reference numeral with the same or analogous process of Fig. 5 B.First at S3425, the first baseband signal S1 is carried out to demodulation to generate the first restituted signal S6, and at S3430, the second baseband signal S2 is carried out to demodulation to generate the second restituted signal S7.
Then at S3445, the first restituted signal S6 is carried out to decoding to generate the first decoded signal S9, and at S3450, the second restituted signal S7 is carried out to decoding to generate the second decoded signal S10 (Fig. 2 C).Then at S3460, the first decoded signal S9 and the second decoded signal S10 are merged to generate restoring signal S5 ".
The S3425 in Fig. 5 B and Fig. 5 C and S3430 it should be noted that said method needn't carry out according to the order of painting in figure, may carry out concurrently some process according to actual conditions, as can be carried out simultaneously.In addition, also may put upside down according to actual conditions the execution sequence of some process.For example, for S3425 and S3430, according to the precedence of S1 and S2 arrival, in the situation that S2 first arrives than S1, can first carry out S3430.S3445 in Fig. 5 C and S3450 are also like this.
In the situation that as shown in Fig. 3 A-3B the signal of the first baseband signal and second each self-contained a plurality of passages of baseband signal, in S340, can from the signal of a plurality of passages, merge by the signal of selection portion subchannel, in the signal of a plurality of passages that comprise, select the signal of all or part of passage from the first baseband signal and the signal of a plurality of passages of comprising from the second baseband signal in select the signal of all or part of passage to merge processing.
In addition, the communication means 300 of the embodiment of the present invention also can make full use of the hardware resource of two kinds of systems on down direction.Fig. 6 is the schematic flow diagram that the communication means 400 on down direction is shown.
As shown in Figure 6, at S410, generate transmitted signal.For example, by Base-Band Processing and merge cells 150/25, generate transmitted signal.Transmitted signal is baseband signal.
Then,, at S420, in two, RF processing unit is processed respectively transmitted signal to generate the first radiofrequency signal and to generate the second radiofrequency signal.Then, can, at S430, by first antenna transmission the first radiofrequency signal, and pass through second antenna transmission the second radiofrequency signal.
Like this, the embodiment of the present invention also can make full use of the hardware resources such as antenna of mixed networking on down direction, promotes descending performance.
Those of ordinary skills can recognize, unit and the algorithm steps of each example of describing in conjunction with embodiment disclosed herein, can realize with electronic hardware, computer software or the combination of the two, for the interchangeability of hardware and software is clearly described, composition and the step of each example described according to function in the above description in general manner.These functions are carried out with hardware or software mode actually, depend on application-specific and the design constraint of technical scheme.Professional and technical personnel can specifically should be used for realizing described function with distinct methods to each, but this realization should not thought and exceeds scope of the present invention.
The software module that the method for describing in conjunction with embodiment disclosed herein or the step of algorithm can use hardware, processor to carry out, or the combination of the two is implemented.Software module can be placed in the storage medium of any other form known in random asccess memory (RAM), internal memory, read-only memory (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technical field.
Although illustrated and described some embodiments of the present invention, it will be understood by those skilled in the art that without departing from the principles and spirit of the present invention, can carry out various modifications to these embodiment, such modification should fall within the scope of the present invention.
Claims (23)
1. a base station equipment, is characterized in that, comprising:
The first antenna and the second antenna, for receiving respectively from the radiofrequency signal of same terminal transmitting;
RF processing unit in first, for the radiofrequency signal of described the first antenna reception is carried out to radio frequency processing, to generate the first baseband signal;
RF processing unit in second, for the radiofrequency signal of described the second antenna reception is carried out to radio frequency processing, to generate the second baseband signal;
Base-Band Processing and merge cells, for carrying out Base-Band Processing and merge processing based on described the first baseband signal and the second baseband signal; Described the first antenna is tdd systems antenna, and described the second antenna is frequency division duplex system antenna.
2. base station equipment as claimed in claim 1, is characterized in that, RF processing unit comprises in described first:
Radio frequency processing module in the first time division duplex, for the treatment of the time division duplex RF signal by described the first antenna reception;
Radio frequency processing module in the first Frequency Division Duplexing (FDD), for the treatment of the Frequency Division Duplexing (FDD) radiofrequency signal by described the first antenna reception.
3. base station equipment as claimed in claim 1, is characterized in that, RF processing unit comprises in described second:
Radio frequency processing module in the second time division duplex, for the treatment of the time division duplex RF signal by described the second antenna reception;
Radio frequency processing module in the second Frequency Division Duplexing (FDD), for the treatment of the Frequency Division Duplexing (FDD) radiofrequency signal by described the second antenna reception.
4. base station equipment as claimed in claim 1, is characterized in that, described radiofrequency signal is time division duplex RF signal or Frequency Division Duplexing (FDD) radiofrequency signal.
5. base station equipment as claimed in claim 1, is characterized in that, described Base-Band Processing and merge cells comprise:
Merge module, for described the first baseband signal and the second baseband signal are carried out to the merging of IQ data to generate combined signal;
Demodulation module, for carrying out demodulation with generating solution tonal signal to described combined signal;
Decoding module, for carrying out decoding to generate restoring signal to described restituted signal.
6. base station equipment as claimed in claim 1, is characterized in that, described Base-Band Processing and merge cells comprise:
The first demodulation module, for carrying out demodulation to generate the first restituted signal to described the first baseband signal;
The second demodulation module, for carrying out demodulation to generate the second restituted signal to described the second baseband signal;
Merge module, for described the first restituted signal and the second restituted signal are merged to generate combined signal;
Decoding module, for carrying out decoding to generate restoring signal to described combined signal.
7. base station equipment as claimed in claim 1, is characterized in that, described Base-Band Processing and merge cells comprise:
The first demodulation module, for carrying out demodulation to generate the first restituted signal to described the first baseband signal signal;
The second demodulation module, for carrying out demodulation to generate the second restituted signal to described the second baseband signal signal;
The first decoding module, for carrying out decoding to generate the first decoded signal to described the first restituted signal;
The second decoding module, for carrying out decoding to generate the second decoded signal to described the second restituted signal;
Merge module, for described the first decoded signal and the second decoded signal are merged to generate restoring signal.
8. base station equipment as claimed in claim 1, is characterized in that, the signal of described the first baseband signal and second each self-contained a plurality of passages of baseband signal,
Wherein said Base-Band Processing and the merge cells signal for a plurality of passages of comprising from described the first baseband signal, select the signal of all or part of passage, and select the signal of all or part of passage in the signal of a plurality of passages that comprise from described the second baseband signal, and merge processing.
9. base station equipment as claimed in claim 1, is characterized in that,
Described Base-Band Processing and merge cells be also for generating transmitted signal, and send respectively in described first described transmitted signal in RF processing unit and second RF processing unit,
Wherein, in described first RF processing unit also for described transmitted signal being carried out to radio frequency processing to generate the first radiofrequency signal;
In described second, RF processing unit is also for carrying out radio frequency processing to generate the second radiofrequency signal to described transmitted signal;
Described the first antenna is also for launching described the first radiofrequency signal;
Described the second antenna is also for launching described the second radiofrequency signal.
10. base station equipment as claimed in claim 1, is characterized in that,
Described Base-Band Processing and merge cells be also for generating transmitted signal, and send respectively in described first described transmitted signal in RF processing unit or described second RF processing unit,
Wherein, in described first in RF processing unit or described second RF processing unit also for described transmitted signal being carried out to radio frequency processing to generate downlink radio-frequency signal;
Described the first antenna or the second antenna are also for launching described downlink radio-frequency signal.
11. base station equipments as claimed in claim 1, is characterized in that,
In described first, RF processing unit carries out respectively radio frequency processing and intermediate frequency process to the radiofrequency signal of described the first antenna reception or the radiofrequency signal of described the first antenna reception is carried out to the radio frequency processing of zero intermediate frequency, to generate the first baseband signal.
12. base station equipments as claimed in claim 1, is characterized in that,
In described second, RF processing unit carries out respectively radio frequency processing and intermediate frequency process to the radiofrequency signal of described the second antenna reception or the radiofrequency signal of described the second antenna reception is carried out to the radio frequency processing of zero intermediate frequency, to generate the second baseband signal.
13. 1 kinds of communication meanss, is characterized in that, comprising:
By the first antenna and the second antenna, receive respectively from the radiofrequency signal of same terminal transmitting;
The radiofrequency signal of described the first antenna reception is carried out to middle radio frequency processing, to generate the first baseband signal;
The radiofrequency signal of described the second antenna reception is carried out to middle radio frequency processing, to generate the second baseband signal;
Based on described the first baseband signal and the second baseband signal, carry out Base-Band Processing and merge processing;
Described the first antenna is tdd systems antenna, and described the second antenna is frequency division duplex system antenna.
14. communication meanss as claimed in claim 13, is characterized in that, based on described the first baseband signal and the second baseband signal, carry out Base-Band Processing and merge to process comprising:
Described the first baseband signal and the second baseband signal are carried out to the merging of IQ data to generate combined signal;
Described combined signal is carried out to demodulation with generating solution tonal signal;
Described restituted signal is carried out to decoding to generate restoring signal.
15. communication meanss as claimed in claim 13, is characterized in that, based on described the first baseband signal and the second baseband signal, carry out Base-Band Processing and merge to process comprising:
Described the first baseband signal is carried out to demodulation to generate the first restituted signal;
Described the second baseband signal is carried out to demodulation to generate the second restituted signal;
Described the first restituted signal and the second restituted signal are merged to generate combined signal;
Described combined signal is carried out to decoding to generate restoring signal.
16. communication meanss as claimed in claim 13, is characterized in that, based on described the first baseband signal and the second baseband signal, carry out Base-Band Processing and merge to process comprising:
Described the first baseband signal signal is carried out to demodulation to generate the first restituted signal;
Described the second baseband signal signal is carried out to demodulation to generate the second restituted signal;
Described the first restituted signal is carried out to decoding to generate the first decoded signal;
Described the second restituted signal is carried out to decoding to generate the second decoded signal;
Described the first decoded signal and the second decoded signal are merged to generate restoring signal.
17. communication meanss as claimed in claim 13, is characterized in that, the signal of described the first baseband signal and second each self-contained a plurality of passages of baseband signal,
Wherein based on described the first baseband signal and the second baseband signal, carry out Base-Band Processing and merge to process comprising: the signal of selecting all or part of passage from described the first baseband signal in the signal of a plurality of passages that comprise, and select the signal of all or part of passage in the signal of a plurality of passages that comprise from described the second baseband signal, and merge processing.
18. communication meanss as claimed in claim 13, is characterized in that, also comprise:
Generate transmitted signal;
Described transmitted signal is carried out to middle radio frequency processing to generate the first radiofrequency signal;
Described transmitted signal is carried out to middle radio frequency processing to generate the second radiofrequency signal;
By the first radiofrequency signal described in described the first antenna transmission;
By the second radiofrequency signal described in described the second antenna transmission.
19. communication meanss as claimed in claim 13, is characterized in that, also comprise:
Generate transmitted signal;
Described transmitted signal is carried out to middle radio frequency processing to generate downlink radio-frequency signal;
By downlink radio-frequency signal described in described the first antenna or the second antenna transmission.
20. communication meanss as claimed in claim 13, is characterized in that, described radiofrequency signal is time division duplex RF signal or Frequency Division Duplexing (FDD) radiofrequency signal.
21. communication meanss as claimed in claim 13, it is characterized in that, the radiofrequency signal of described the first antenna reception is carried out to middle radio frequency processing and comprise: the radiofrequency signal of described the first antenna reception is carried out respectively radio frequency processing and intermediate frequency process or the radiofrequency signal of described the first antenna reception carried out to the radio frequency processing of zero intermediate frequency.
22. communication meanss as claimed in claim 13, is characterized in that,
The radiofrequency signal of described the second antenna reception is carried out to middle radio frequency processing to be comprised: the radiofrequency signal of described the second antenna reception is carried out respectively radio frequency processing and intermediate frequency process or the radiofrequency signal of described the second antenna reception carried out to the radio frequency processing of zero intermediate frequency.
23. 1 kinds of communication systems, is characterized in that, described communication system comprises as the base station equipment as described in any in claim 1-12.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110032665.7A CN102136862B (en) | 2011-01-30 | 2011-01-30 | Base station device, communication system and communication method |
| PCT/CN2011/084940 WO2012100628A1 (en) | 2011-01-30 | 2011-12-29 | Base station equipment, communication system and communication method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110032665.7A CN102136862B (en) | 2011-01-30 | 2011-01-30 | Base station device, communication system and communication method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102136862A CN102136862A (en) | 2011-07-27 |
| CN102136862B true CN102136862B (en) | 2014-02-19 |
Family
ID=44296526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110032665.7A Active CN102136862B (en) | 2011-01-30 | 2011-01-30 | Base station device, communication system and communication method |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102136862B (en) |
| WO (1) | WO2012100628A1 (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102136862B (en) * | 2011-01-30 | 2014-02-19 | 华为技术有限公司 | Base station device, communication system and communication method |
| CN102957463B (en) * | 2011-08-25 | 2015-11-25 | 华为技术有限公司 | A kind of processing method of signal and system |
| EP2723134B1 (en) | 2012-10-18 | 2014-11-26 | Fujitsu Limited | Wireless communication in Multi-RAT System |
| CN103888984A (en) * | 2012-12-19 | 2014-06-25 | 中兴通讯股份有限公司 | Method of base station radio frequency unit redundant hot backup and system thereof |
| CN106534006A (en) * | 2016-10-25 | 2017-03-22 | 孔令斌 | System and method for processing common public radio interface information |
| CN108880778B (en) * | 2017-05-16 | 2020-07-17 | 中兴通讯股份有限公司 | Method, device and computer equipment for common work of TDD and FDD |
| CN113540792B (en) * | 2021-07-21 | 2023-07-25 | 重庆传音通讯技术有限公司 | Antenna structure, terminal and terminal processing method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1210636A (en) * | 1996-02-08 | 1999-03-10 | 奥林吉个人通讯服务公司 | Antenna arrangement |
| CN1922795A (en) * | 2004-03-15 | 2007-02-28 | 三星电子株式会社 | Multimode/multiband mobile station and method for operating the same |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10053205B4 (en) * | 2000-10-26 | 2017-04-13 | Epcos Ag | Combined front-end circuit for wireless transmission systems |
| JP2007019939A (en) * | 2005-07-08 | 2007-01-25 | Renesas Technology Corp | Radio communications equipment and portable telephone terminal using the same |
| CN100589332C (en) * | 2006-02-22 | 2010-02-10 | 中兴通讯股份有限公司 | The comprehensive use in pairs and base station, portable terminal and the method for non-paired frequency spectrum |
| CN102136862B (en) * | 2011-01-30 | 2014-02-19 | 华为技术有限公司 | Base station device, communication system and communication method |
-
2011
- 2011-01-30 CN CN201110032665.7A patent/CN102136862B/en active Active
- 2011-12-29 WO PCT/CN2011/084940 patent/WO2012100628A1/en active Application Filing
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1210636A (en) * | 1996-02-08 | 1999-03-10 | 奥林吉个人通讯服务公司 | Antenna arrangement |
| CN1922795A (en) * | 2004-03-15 | 2007-02-28 | 三星电子株式会社 | Multimode/multiband mobile station and method for operating the same |
Non-Patent Citations (1)
| Title |
|---|
| . |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012100628A1 (en) | 2012-08-02 |
| CN102136862A (en) | 2011-07-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102136862B (en) | Base station device, communication system and communication method | |
| CN107113033B (en) | For polymerizeing the method and apparatus for dynamically configuring one or more cells in the receiver limited users equipment of (CA) mode in carrier wave | |
| CN104350691B (en) | Method and apparatus for wireless network | |
| US7965985B2 (en) | Wireless communication systems, methods, and data structure | |
| CN107872303A (en) | The method and apparatus of transmitting feedback information | |
| CN104065469A (en) | Method And Apparatus For Signaling To Mobile Device Which Set Of Training Sequence Codes To Use For Communication Link | |
| CN109392120A (en) | Information indicating method and relevant device | |
| CN108737039A (en) | Random access and response method, terminal device, the network equipment | |
| US20170264418A1 (en) | Data transmission method for performing full-duplex communications and base station using the same | |
| CN105812109B (en) | Data transmission method and device | |
| CN109075913A (en) | For the feedback resource allocation of multicarrier | |
| CN107947843A (en) | NOMA methods for the reduction pilot-frequency expense multiplex data of the extensive MIMO of millimeter wave | |
| CN110166183A (en) | Indicating means, the network equipment and user equipment | |
| CN112584508A (en) | Distribution indication method and device of demodulation reference signal port, base station and terminal | |
| CN108809599A (en) | A kind of communication means, relevant device and system | |
| CN103023545B (en) | A kind of radio data transmission method and network side equipment | |
| CN103299568A (en) | Wireless communication device | |
| CN109275190A (en) | A kind of communication means and device | |
| CN103229552B (en) | Signaling method and base station equipment | |
| CN104184547B (en) | cooperative multi-point transmission method, device and system | |
| JP5503811B2 (en) | Multi-port frequency domain resource location allocation information display method, apparatus and terminal | |
| JP6733998B2 (en) | Data transmission method and network device of data transmission method | |
| CN109195223B (en) | Virtual multi-carrier communication system and method based on LTE | |
| CN111417162B (en) | Information transmission method, terminal and network equipment | |
| CN104412688A (en) | Data scheduling method, apparatus, base station and system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |