CN102547802A - Method for processing interference rejection in neterogeny network and communication apparatus thereof - Google Patents
Method for processing interference rejection in neterogeny network and communication apparatus thereof Download PDFInfo
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Abstract
Provided is a method for processing resource allocation, applicable to a first base station of a wireless communication system. The method comprises the steps of obtaining channel information corresponding to one information channel of a resource block from one station/ second base station of the wireless communication system, wherein the resource block is identified by penetrating a time interval and bandwidth; and configuring the resource block to one action apparatus of the wireless communication system.
Description
Technical field
The present invention refers to especially that about a kind of method and communicator thereof that is used for a wireless communication system a kind of execution channel that in heterogeneous network, sees through measures method and the communicator thereof of handling the interference inhibition.
Background technology
Third generation affiliate plans (the 3rd Generation Partnership Project; 3GPP) in order to improve umts (Universal Mobile Telecommunications System; UMTS); Formulated Long Term Evolution (Long Term Evolution with better performance; LTE) system, it is supported, and third generation affiliate plans the 8th version (3GPP Rel-8) standard and/or third generation affiliate plans the 9th version (3GPP Rel-9) standard, to satisfy the demand that the user increases day by day.Long evolving system is regarded as to be provided high data transfer rate, low latent time, package optimization and improves power system capacity and a kind of new wave point and the wireless network architecture of coverage; Include by a plurality of evolved base station (evolved Node-Bs; ENBs) the evolved general land global radio access network of being formed (Evolved Universal Terrestrial Radio Access Network; E-UTRAN); It communicates with user side on the one hand, on the other hand with handle non-level of access (Non Access Stratum, NAS) core network of control communicates; And core network comprises servant brake logos and utensils (serving gateway) and mobility management unit (Mobility Management Entity, MME) entity such as grade.
Advanced Long Term Evolution (LTE-advanced; LTE-A) system be long evolving system advance the rank version; It includes carrier wave integrated (carrier aggregation), coordinates multileaving/reception (coordinated multipoint transmission/reception; CoMP) and multiple-input and multiple-output (multi-input multi-output, advanced technology such as MIMO) is with the extension frequency range, quick transfer power state is provided and promotes cell edge usefulness.For user side and evolved base station (eNB) in the advanced long evolving system can be intercomed mutually; User side and evolved base station (eNB) must can support the standard of formulating for advanced long evolving system, plan the standard of the tenth version (3GPP Rel-10) standard or more recent version like third generation affiliate.
Except the above advanced technology, the distance in the most effectual way system shortening wireless communication system of raising reception signal quality between transmission end and receiving terminal.Cloth is built heterogeneous network (heterogeneous network) notion of multi-level sub-district (cell) so is suggested in wireless communication system, to shorten the distance between transmission end and receiving terminal.For instance; Heterogeneous network includes three kinds of sub-districts and a relay station (relay node); Size according to the sub-district; To being respectively large-scale sub-district (macrocell), small cell (picocell) and microcellular (femtocell) for a short time, it is managed by a large-scale cell base station (base station), small cell base station and microcellular base station respectively by big.Be different from the legacy network that only includes large-scale sub-district, heterogeneous network not only includes large-scale sub-district, in each large-scale sub-district.Also include at least one small cell, at least one microcellular and at least one relay station, be used for improving the output variable of user side in the heterogeneous network.Under this situation, be arranged in covering scope one user side of a large-scale sub-district, also possibly be arranged in the covering scope of small cell or microcellular simultaneously.If the large-scale cell base station of the large-scale sub-district of user side distance is far away; But the microcellular base station apart from the small cell base station of small cell or microcellular is nearer; User side can communicate with small cell base station or microcellular base station; With under the situation of using low transmitting power, access such as world-wide web (Internet), radio and television services such as (TV broadcasting).Even user side is not in the covering scope of small cell or microcellular, the relay station that user side also can see through close together to communicate with large-scale cell base station.That is to say that relay station can be considered the bridge between user side and large-scale cell base station, be used for transmitting the signal that is transmitted between user side and large-scale cell base station.In other words, user side and large-scale cell base station need not increase transmitting power when communicating.Therefore, see through and use small cell base station, microcellular base station or relay station, can reduce the power consumption of user side and large-scale cell base station.Further, because the distance between user side and small cell base station, microcellular base station or relay station is shorter, the quality that user side transmitted and received signal can obtain to promote, and then improves the output variable of user side.
Yet; Even heterogeneous network can reduce the power consumption of user side and large-scale cell base station; Possibly in identical time and overlapping frequency range, transmit and receive under the situation of signal at small cell base station, microcellular base station and relay station, the interference in the large-scale sub-district also and then increases simultaneously.Further; Because orthogonal frequency division multiplex (MUX) (the orthogonal frequency-division multiplexing that is used in long evolving system and the advanced long evolving system; OFDM) and orthogonal frequency division multiple access (orthogonal frequency-division multiple access; OFDMA) be wide frequency technology, signal can transmit and receive through any part in the frequency band, that is to say; Small cell base station, microcellular base station and relay station can be at identical time points, use that any part transmits and receive signal in any frequency band.Signal is transmitted in part identical in the frequency band at this time point possibly, and promptly identical resource block (resource block) makes the mutual interference of signal phase.Therefore, the interference problem in the large-scale sub-district becomes even more serious in long evolving system and advanced long evolving system, the benefit that can't realize heterogeneous network effectively and brought.That is to say that the increasable output variable of user side can be limited by disturbing.Therefore, before resource allocation gives user side, need consider the interference that heterogeneous network produces, to increase the output variable of user side effectively.
Summary of the invention
Therefore, the present invention's main purpose promptly is a kind of method and communicator thereof are provided, and is used for a heterogeneous network, is used for see through carrying out channel and measures to handle to disturb and suppress, to address the above problem.
The present invention discloses the method for a kind of processing resource distribution (resource arrangement); Be used for one of wireless communication system first base station (base station); This method includes from the channel information of one of an one of measurement, this wireless communication system relay station (relay node) or this wireless communication system second base station acquisition corresponding to an one of resource block (resource block) channel, and wherein this resource block system discerns through a time interval and a frequency range; And, dispose this resource block and give one of this wireless communication system running gear according to this channel information of this channel.
The present invention discloses the method that a kind of processing channel measures in addition; Be used for one of wireless communication system relay station (relay node); This method includes and receives one of this wireless communication system base station (base station) and one of transmit measurement request, and this measurement request is indicated a channel and returned resource; Measure this channel obtaining the channel information of this channel, or use this channel information that is stored in this relay station; And see through this this channel information of passback resource transmission to this base station.
Description of drawings
The 1st figure is the sketch map of the embodiment of the invention one wireless communication system.
The 2nd figure is the sketch map of the embodiment of the invention one communicator.
The 3rd figure is the sketch map of the embodiment of the invention one flow process.
Embodiment
Please refer to the 1st figure, the 1st figure is the sketch map of the embodiment of the invention one wireless communication system 10, and it is to be made up of three large-scale sub-districts (macrocells) MCEL1～MCEL3 briefly.Wireless communication system 10 preferably can be adopt the wide band code division multiple access (Wideband Code Division Multiple Access, umts WCDMA) (Universal Mobile Telecommunications System, UMTS).Perhaps; Wireless communication system 10 can be and adopts orthogonal frequency division multiplex (MUX) (orthogona1 frequency-division multiplexing; OFDM) and/or orthogonal frequency division multiple access (orthogonal frequency-division multiple access; OFDMA) Long Term Evolution (Long Term Evolution, LTE) system and advanced Long Term Evolution (LTE-Advanced, LTE-A) system.Large-scale sub-district MCEL1～MCEL3 system is managed by large-scale cell base station (basestation) MBS1～MBS3 respectively.Further, large-scale sub-district MCEL1 includes user side (user equipment, UE) UE1 and relay station (relay nodes, RNs) RN1～RN2; Large-scale sub-district MCEL2 includes the microcellular base station FBS of user side UE2 and microcellular (frmtocell) FCEL; Large-scale sub-district MCEL3 includes small cell base station PBS and the relay station RN3 of user side UE3～UE4, small cell (picocell) PCEL.Therefore, wireless communication system 10 can be regarded as the heterogeneous network (heterogeneous network) that includes multi-level sub-district.
Generally speaking; In a large-scale sub-district; Small cell, microcellular and relay station can be built in places such as focus (hot spot), office, community by cloth; Be used for the covering scope of the large-scale sub-district of reinforcement, the power consumption of giving user side and reducing large-scale cell base station and user side with the service that better quality is provided.When a user side is arranged in the covering scope of small cell, microcellular and relay station in the large-scale sub-district; User side will can not communicate with the large-scale cell base station of large-scale sub-district; And can communicate with the small cell base station of small cell, the microcellular base station and the relay station of microcellular, with access service.
For instance, shown in the 1st figure since user side UE1 not near a relay station and be not in small cell and the covering scope of microcellular in, large-scale cell base station MBS1 can directly communicate with user side UE1, gives user side UE1 to provide to serve.On the contrary, user side UE4 is nearer and far away apart from large-scale cell base station MBS3 apart from relay station RN3, and large-scale cell base station MBS3 can see through relay station RN3 and communicate.On the other hand, because user side UE2 is arranged in the covering scope of microcellular FCEL, user side UE2 can communicate with access service with microcellular base station FBS, and need not communicate with distance large-scale cell base station MBS2 far away.Similarly, user side UE3 can communicate with access service with small cell base station PBS, and need not communicate with distance large-scale cell base station MBS3 far away.Therefore, as long as user side is near relay station or be arranged in small cell or the covering scope of microcellular, user side and large-scale base station can communicate under the situation that need not increase through-put power.
Be noted that the sub-district of the above, base station and user side system are used for the framework of simple declaration wireless communication system 10.In fact; Large-scale cell base station MBS1～MBS3 can be general land global radio access network in the umts (Universal Terrestrial Radio Access Network, base station UTRAN) (Node-Bs, NBs); Perhaps be evolved general land global radio access network (Evolved-UTRAN in long evolving system or the advanced long evolving system; E-UTRAN) (evolved NBs eNBs), is not limited thereto in evolved base station.Small cell base station PBS and microcellular base station FBS can be the less base station of covering scope (NBs) or evolved base station (eNBs), the base station of perhaps building for new cloth, and it has the function of partial or complete base station (NBs) or evolved base station (eNBs).User side can be devices such as mobile phone, notebook computer, panel computer, e-book and portable computer system.In addition, according to transmission direction, can a platform (station) (like base, large-scale sub-district, small cell base, microcellular base station or relay station) and user side be regarded as transmission end or receiving terminal respectively.For instance, for a uplink (uplink, UL), user side is transmission end and platform is a receiving terminal; (downlink, DL), platform is transmission end and user side is a receiving terminal for link once.
Please refer to the 2nd figure, the 2nd figure is the sketch map of the embodiment of the invention one communicator 20.Communicator 20 can be user side, base station or the relay station among the 1st figure, comprises a processing unit 200, a storage element 210 and a communications interface unit 220.Processing unit 200 can be a microprocessor or an application-specific IC (application-specific integrated circuit, ASIC).Storage element 210 can be arbitrary data storage device, is used for storing a procedure code 214, and reads and program code 214 through processing unit 200.For instance; Storage element 210 can be user identification module (subscriber identity module; SIM), only read formula memory body (read-only memory; ROM), (random-access memory RAM), laser disc ROM (CD-ROM/DVD-ROM), tape (magnetic tape), hard disc (hard disk) and optical data storage device (optical data storage device) etc., and is not limited thereto random access memory.Communications interface unit 220 can be a wireless transceiver, and it is used for transmitting and the reception wireless signal according to the result of processing unit 200.
Please refer to the 3rd figure, the 3rd figure is the flow chart of the embodiment of the invention one flow process 30.Flow process 30 is used for large-scale cell base station MBS1～MBS3, small cell base station PBS, microcellular base station FBS and the relay station RN1～RN3 of the 1st figure, is used for handling the resource distribution in the wireless communication system 10.Flow process 30 can be compiled into procedure code 214, and it comprises following steps:
Step 300: beginning.
Step 302: one first base station obtains the channel information corresponding to an one of resource block (resource block) channel from one of an one of measurement, this wireless communication system 10 relay station or this wireless communication system 10 second base station, and wherein this resource block system discerns through a time interval and a frequency range.
Step 304: this first base station disposes this resource block and gives one of this wireless communication system 10 user side according to this channel information of this channel.
Step 306: finish.
According to flow process 30; Before the first base station configuration resource block is given user side; First base station can obtain the channel information corresponding to the channel of this resource block from measurement, relay station or second base station, and wherein this resource block system discerns through time interval (time period) and frequency range (frequency bandwidth).Then, first base station disposes this resource block and gives user side according to the channel information of channel.In other words; Owing to disturb (as channel disturbance (co-channel interference)) to be present in the wireless communication system 10; First base station not arbitrarily the resource allocation block give user side; And can be according to the channel information of first base station or user side transmission channel that this resource block is used, the resource allocation block gives user side.In addition, first base station can see through and measure this channel voluntarily or obtain channel information through the relay station and second base station, is not limited thereto.Therefore, can alleviate or eliminate the interference that transmission suffered between first base station and user side, the highoutput and the low power consumption that are provided to realize heterogeneous network effectively.
Be noted that the spirit of flow process 30 is that the base station can dispose this resource block and give user side according to the channel information of base station or user side transmission channel that resource block is used, the method system that disposes this resource block and acquisition channel information is limit to some extent.For instance, please refer to the 1st figure, below is with the running of large-scale sub-district MCEL1 one of the present invention embodiment to be described.Large-scale cell base station MBS1 prepares configuration one resource block and gives user side UE1, therefore needs large-scale cell base station MBS1 or user side UE1 to transmit the channel information of channel that resource block is used.Because relay station RN1～RN2 system is arranged in large-scale sub-district MCEL1, and is managed by large-scale cell base station MBS1, therefore large-scale cell base station MBS1 can see through relay station RN1～RN2 and obtain this channel information.Detailed, large-scale cell base station MBS1 decision relay station RN1 earlier be used for the passback resource that return path information is used.Then, large-scale cell base station MBS1 transmits a measurement request to relay station RN1, measures this channel and sees through this passback resource return path information with indication relay station RN1.After receiving this measurement request, relay station RN1 measures channel with the acquisition channel information, and sees through passback resource return path information to large-scale cell base station MBS1.Perhaps, channel information has been stored among the relay station RN1, and then relay station RN1 can see through passback resource return path information immediately under the situation that does not measure channel.On the other hand, large-scale cell base station MBS1 also can obtain channel information from relay station RN2 according to the above, is not limited thereto.Large-scale cell base station MBS1 can give user side UE1 according to channel information resource allocation block behind receiving channel information.The above also can be implemented in large-scale cell base station MBS3, and its supervisory relay RN3 can communicate to see through relay station RN3 and user side UE4 according to channel information, and its details is not given unnecessary details at this.
Please continue with reference to the 1st figure, below be another embodiment that the present invention is described with the running of microcellular FCEL.Microcellular base station FBS prepares configuration one resource block and gives user side UE2, therefore needs microcellular base station FBS or user side UE2 to transmit the channel information of channel that resource block is used.Because microcellular base station FBS does not manage arbitrary relay station, microcellular base station FBS can measure this channel voluntarily to obtain channel information.Perhaps, microcellular base station FBS can obtain channel information by neighbor base station (like large-scale cell base station MBS1～MBS2 and small cell base station PBS).In detail, microcellular base station FBS can transmit an exchange earlier and ask a base station (like large-scale cell base station MBS2) to the neighbor base station, is used for asking channel information.If large-scale cell base station MBS2 accepts this exchange request (when having this channel information like large-scale cell base station MBS2), large-scale cell base station MBS2 meeting return path information is FBS to the microcellular base station.On the other hand, microcellular base station FBS also can to large-scale cell base station MBS1 or small cell base station PBS request channel information, be not limited thereto according to the above.Microcellular base station FBS can give user side UE2 according to channel information resource allocation block behind receiving channel information.The above also can be implemented in small cell base station PBS, and it does not manage arbitrary relay station, can communicate with user side UE3 according to channel information, and its details is not given unnecessary details at this.
Be noted that according to the channel information that transmits channel that resource block is used, the mode (or behavior) that the base station configuration resource block is given user side is not limit to some extent.For instance, when the quality of channel when being in shape, when for example the quality of channel system was higher than a preset accurate position, user side can be given by the resource allocation block in the base station.On the contrary, when channel suffered serious disturbance, when for example the quality of channel system was lower than this preset accurate, the base station can stop the resource allocation block and give user side.Preferably, this preset accurate system is defined by the operator of base station, and storage is given in the base station.Further; When base station preparation resource allocation block gives user side; Also can be according to channel information, adjustment is used in the modulation mode (modulation scheme) and the code rate (coding rate) of resource block, gives user side with resource allocation block flexibly.
In addition, channel information can comprise any channel related information that helps the resource allocation block, is not limited thereto.For instance; Channel information can include one of the interference power that receives on channel original value (raw value); It can produce the redundancy (overhead) (promptly taking more passback resource) of larger amt; Perhaps channel information can include one of the interference power that receives on channel quantized value (quantized value), and it can produce the redundancy (promptly taking less passback resource) of lesser amt.Further; Channel information can include a binary bit value (binary value); It produces the redundancy of minimum number; Be used for size, indicate this channel whether occupied (unoccupied like bit " 0 " expression channel, bit " 1 " expression channel is occupied) according to the interference power that receives on the channel.When channel information is when (like large-scale cell base station, small cell base station or microcellular base station) obtains from another base station; Channel information can include the configuration performed to resource block of this another base station, and the accuracy that Using such method obtains channel information can be higher than by the accuracy that measures the channel information that obtains.For instance; When large-scale cell base station MBS1 when small cell base station PBS and large-scale cell base station MBS2 ask the channel information of a channel, small cell base station PBS and large-scale cell base station MBS2 can return its whether with this channel configuration in transmitting resource block.
On the other hand, the channel of the above can be a uplink channel or link channel once.In addition, because resource block system discerns or indicates by the time of a use interval and a frequency range, can preferably come further definition time interval and frequency range according to system requirements.For instance, time interval can be used to the shared time span of indexed resource block, perhaps is used for the interval zero-time and concluding time of time of indexed resource block accurately.Similarly, frequency range can be used to the shared band width of indexed resource block, perhaps be used for the frequency range of indexed resource block accurately initial frequency and finish frequency.Preferably, the base station can see through and is defined in the X2 interface that third generation affiliate plans in the standard and comes exchange channel information, and is not limited thereto.
The step (comprising proposed steps) of all aforementioned flow processs can see through device and realize, device can be hardware, firmware (be the hardware device and the combining of computer instruction and data, and computer instruction and data belong to only read software on the hardware device) or electronic system.Hardware can be analogy microcomputer circuit, numerical digit microcomputer circuit, hybrid microcomputer circuit, microcomputer wafer or silicon wafer.Electronic system can be SoC (system on chip, SOC), system in package (system in package, SiP), inserted computer (computer on module, COM) and communicator 20.
In sum, the present invention provides a kind of method, is used for measuring the interference that suppresses heterogeneous network with channel, and this method can be implemented in base station and relay station.The present invention can alleviate or eliminate the interference that transmission suffered between base station and the user side, the highoutput and the low power consumption that are provided to realize heterogeneous network effectively.
The above is merely the present invention's preferred embodiment, and all equalizations of doing according to claim of the present invention change and modify, and all should belong to the present invention's covering scope.
[main element symbol description]
10 wireless communication systems
20 communicators
200 processing unit
210 storage elements
214 procedure codes
220 communications interface units
30 flow processs
300,302,304,306 steps
The large-scale sub-district of MCEL1～MCEL3
The PCEL small cell
The FCEL microcellular
The large-scale cell base station of MBS1～MBS3
PBS small cell base station
FBS microcellular base station
UE1～UE4 user side
RN1～RN3 relay station
Claims (16)
1. a method of handling resource distribution is used for one of wireless communication system first base station, and this method includes:
Obtain the channel information corresponding to one of resource block channel from one of an one of measurement, this wireless communication system relay station or this wireless communication system second base station, wherein this resource block system discerns through a time interval and a frequency range; And
According to this channel information of this channel, dispose this resource block and give one of this wireless communication system running gear.
2. the method for request terms 1 wherein obtains to include corresponding to the step of this channel information of this channel of this resource block from this measurement:
When arbitrary relay station is not managed in this first base station, measure this channel to obtain this channel information.
3. the method for request terms 1 wherein obtains to include corresponding to the step of this channel information of this channel of this resource block from this relay station:
When this relay station system is managed by this first base station, determine this relay station passback passback resource that this channel information used;
Transmit a measurement request to this relay station, to indicate this relay station to measure this channel and to see through this this channel information of passback resource passback; And
See through this passback resource and receive this channel information that this relay station transmitted.
4. the method for request terms 1 wherein obtains from this second base station to include corresponding to the step of this channel information of this channel of this resource block:
The exchange request that transmits is to this second base station, to ask this channel information; And
When this second base station permits exchanging request, receive this channel information that transmit this second base station.
5. the method for request terms 1, wherein according to this channel information of this channel, dispose this resource block and give the step of this action device and include:
When the quality system of this channel is higher than a preset standard position, distribute this resource block to give this action device; And
When this quality system of this channel is lower than this preset accurate, stop to distribute this resource block to give this action device;
Wherein this channel information includes this quality of this channel, and should preset accurate position be to be stored in this first base station.
6. the method for request terms 1, wherein according to this channel information of this channel, dispose this resource block and give the step of this action device and include:
When distributing this resource block to give this action device, according to this channel information, adjustment is used in one of this a resource block modulation mode and a code rate.
7. the method for request terms 1, wherein this channel information includes one of the interference power that receives on this channel original value, or includes one of the interference power quantized value of this reception on this channel.
8. the method for request terms 1, whether wherein this channel information includes a binary bit value, be used to indicate this channel occupied.
9. the method for request terms 1, wherein when this first base station when this second base station obtains this channel information, this channel information includes the configuration performed to this resource block of this second base station.
10. the method for request terms 1, wherein each base station is a large-scale cell base station, a small cell base station or a microcellular base station in this first base station and this second base station.
11. the method that processing channel measures is used for one of wireless communication system relay station, this method includes:
Receive one of this wireless communication system base station and one of transmit measurement request, and this measurement request is indicated a channel and passback resource;
Measure this channel obtaining the channel information of this channel, or use this channel information that is stored in this relay station; And
See through this passback resource and transmit this channel information to this base station.
12. the method for request terms 11, wherein this relay station system is managed by this base station.
13. the method for request terms 11, wherein this channel information includes one of the interference power that receives on this channel original value, or includes one of the interference power quantized value of this reception on this channel.
14. the method for request terms 11, whether wherein this channel information includes a binary bit value, be used to indicate this channel occupied.
15. the method for request terms 11, wherein this base station is a large-scale cell base station, a small cell base station or a microcellular base station.
16. the method for request terms 11, wherein this resource block system sees through an interval and frequency range of a time and discerns.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US42360010P | 2010-12-16 | 2010-12-16 | |
| US61/423,600 | 2010-12-16 | ||
| US13/326,346 US8879411B2 (en) | 2010-12-16 | 2011-12-15 | Method of handling interference mitigation in heterogeneous network by channel measurement and related communication device |
| US13/326,346 | 2011-12-15 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1780457A (en) * | 2004-11-24 | 2006-05-31 | 北京三星通信技术研究有限公司 | Wireless channel resource allocation |
| US20070173276A1 (en) * | 2006-01-23 | 2007-07-26 | Love Robert T | Power control in schedulable wireless communication terminal |
| EP1940189A2 (en) * | 2006-12-27 | 2008-07-02 | Samsung Electronics Co., Ltd | Apparatus and method for gathering and reporting interference signal information between relay stations in multi-hop relay broadband wireless access communication system |
| US20100041413A1 (en) * | 2006-12-26 | 2010-02-18 | Panasonic Corporation | Radio base station device, radio terminal device, and radio communication system |
| US20100267408A1 (en) * | 2009-04-20 | 2010-10-21 | Samsung Electronics Co., Ltd. | Inter-cell interference coordination method and apparatus for wireless communication system |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPWO2005089006A1 (en) * | 2004-03-12 | 2007-08-09 | 松下電器産業株式会社 | Scheduling method and base station apparatus |
| JP5029409B2 (en) * | 2008-02-14 | 2012-09-19 | 富士通株式会社 | Optical transmission system using Raman amplification and control method thereof |
-
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1780457A (en) * | 2004-11-24 | 2006-05-31 | 北京三星通信技术研究有限公司 | Wireless channel resource allocation |
| US20070173276A1 (en) * | 2006-01-23 | 2007-07-26 | Love Robert T | Power control in schedulable wireless communication terminal |
| US20100041413A1 (en) * | 2006-12-26 | 2010-02-18 | Panasonic Corporation | Radio base station device, radio terminal device, and radio communication system |
| EP1940189A2 (en) * | 2006-12-27 | 2008-07-02 | Samsung Electronics Co., Ltd | Apparatus and method for gathering and reporting interference signal information between relay stations in multi-hop relay broadband wireless access communication system |
| US20100267408A1 (en) * | 2009-04-20 | 2010-10-21 | Samsung Electronics Co., Ltd. | Inter-cell interference coordination method and apparatus for wireless communication system |
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| TW201228281A (en) | 2012-07-01 |
| TWI508487B (en) | 2015-11-11 |
| CN102547802B (en) | 2016-01-20 |
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