CN105848164A - Method for realizing spectrum interference processing, GSM (Global System for Mobile Communications) base station and LTE (Long Term Evolution) base station - Google Patents
Method for realizing spectrum interference processing, GSM (Global System for Mobile Communications) base station and LTE (Long Term Evolution) base station Download PDFInfo
- Publication number
- CN105848164A CN105848164A CN201510016074.9A CN201510016074A CN105848164A CN 105848164 A CN105848164 A CN 105848164A CN 201510016074 A CN201510016074 A CN 201510016074A CN 105848164 A CN105848164 A CN 105848164A
- Authority
- CN
- China
- Prior art keywords
- gsm
- disturbed
- base station
- interference
- instruction information
- 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.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/14—Spectrum sharing arrangements between different networks
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses a method for realizing spectrum interference processing, a GSM (Global System for Mobile Communications) base station and an LTE (Long Term Evolution) base station. The method comprises the following step that: the LTE base station transmits interference indication information to the GSM base station in order that the GSM base station performs interference processing according to the interference indication information. According to the method, the interference information is transmitted to the GSM base station, and the GSM base station performs interference processing according to the interference indication information, so that spectrum interference is avoided while GSM idle spectra are utilized.
Description
Technical field
The present invention relates to wireless communication technology, a kind of realize spectral interference process method, GSM base
Stand and LTE base station.
Background technology
Along with developing rapidly of wireless communication technology and enriching constantly of radio communication service, substantial amounts of wireless
Communication equipment uses radio communication service on Long Term Evolution (LTE) frequency spectrum resource, makes LTE system
Frequency spectrum resource day is becoming tight, and the continuous minimizing of the user along with gsm system, the frequency spectrum of gsm system
The more free time occur, in order to meet the demand in market, operator the most fundamentally changes them and utilizes
The mode of existing frequency spectrum, frequency spectrum reformation (spectrum reforming) is one of which.
Frequency spectrum reformation is a kind of mode solving business demand exponential increase with the limited contradiction of frequency spectrum resource, profit
Reform with frequency spectrum and can promote utilization ratio and the motility of frequency spectrum, by frequency spectrum money idle for gsm system
The LTE system being provided that more high data rate is lent in source, includes following several implementation: 1)
The descending idle frequency spectrum of gsm system is lent LTE frequency division multiplexing (FDD) descending, by GSM system
It is up that the up idle frequency spectrum of system lends LTE FDD；2) the descending idle frequency spectrum of gsm system is borrowed
To time-division LTE (TD-LTE)；3) the up idle frequency spectrum of gsm system is lent TD-LTE；4)
The up-downgoing idle frequency spectrum of gsm system is lent TD-LTE.This shows the upper of gsm system
It is up that row idle frequency spectrum can lend LTE FDD, it is also possible to lends TD-LTE.
Due to the inhomogeneities of gsm system user distribution, the GSM frequency spectrum in a possible region is idle,
And the GSM frequency spectrum in another region is the most idle.Fig. 1 is that prior art GSM frequency spectrum is idle uneven
Schematic diagram, as shown in Figure 1, it is assumed that 890～900MHz is gsm system in region A and region B
Frequency spectrum, in region a, owing to gsm system number of users reduces in a large number, in gsm system frequency spectrum
The 5MHz frequency spectrum of 895～900MHz is the most idle；And gsm system number of users changes relatively in the B of region
Few, therefore the gsm system frequency spectrum in the B of region is the most idle.Up idle frequency spectrum when gsm system
895～900MHz lend in the A of region when the up use of LTE FDD community A of region B, with
In the B of region, up frequency 898MHz and 890.6MHz of the GSM cell B of close region A is lucky
Overlapping, owing to the power spectrum density of gsm system is far longer than the power spectrum density of LTE,
Therefore the up of GSM cell B may be to the up generation severe jamming of LTE FDD community A；Figure
Middle solid line represents that useful signal, dotted line represent interference signal.Equally, when the up free time of gsm system
Frequency spectrum 895～900MHz is lent in the A of region when the TD-LTE community A use of region B, GSM
The up of community B also can produce severe jamming to TD-LTE community A.
At present, the method processed interference is by planning that between region A and region B one is delayed
Punching band (buffer zone), arranges gsm system in buffer strip and LTE system all can not use GSM
The up idle frequency spectrum of system.Although the program solves uplink interference problem, but there is frequency spectrum resource
Waste.
Summary of the invention
In order to solve above-mentioned technical problem, the present invention provide a kind of realize spectral interference process method,
GSM base station and LTE base station, it is possible to while utilizing frequency spectrum resource, solve uplink interference problem.
In order to reach the object of the invention, the invention provides a kind of method realizing spectral interference process, bag
Include:
LTE base station sends disturbed instruction information to GSM base station, so that GSM base station is according to disturbed
Instruction information carries out interference process.
Further, before sending disturbed instruction information, the method also includes:
LTE base station is disturbed situation according to each cell uplink, determines described disturbed instruction information.
Further, disturbed instruction information includes:
Be disturbed frequency range and/or be disturbed subdistrict position and/or produce interference GSM frequency,
And/or produce cellular global identity CGI and/or the suggestion GSM subscriber equipment of the GSM cell of interference
Power adjustment and/or up high interference instruction HII and/or up overload instruction OI.
Further, when described disturbed instruction information comprises and is disturbed frequency range, described in be disturbed
Frequency range includes: the initial frequency that LTE community is disturbed and termination frequency；Or, in LTE community
Heart frequency and the Physical Resource Block PRB numbering being disturbed；The method also includes:
According to the described frequency range that is disturbed, GSM base station determines the GSM frequency producing interference；
When described disturbed instruction information comprises and is disturbed subdistrict position, described in be disturbed subdistrict position bag
Include: the position being disturbed LTE base station and/or the position being disturbed LTE community reception antenna and/
Or it is disturbed the position of LTE subscriber equipment；The method also includes:
According to the described subdistrict position that is disturbed, GSM base station determines the GSM cell producing interference；
The described GSM frequency producing interference includes: produce the center frequency point of the GSM frequency of interference；Or,
Produce the absolute channel numbers ARFCN of the GSM frequency of interference.
Further, carry out interference process according to disturbed instruction information to specifically include: adjust GSM little
The frequency point sets in district；Or,
The user terminal of GSM cell is carried out power control；Or,
On the GSM frequency producing interference, only scheduling is positioned at the subscriber equipment at GSM cell center；Or,
Do not take any measure.
Further, send disturbed instruction information to GSM base station to specifically include:
LTE base station is passed through core network element and is sent described disturbed instruction information to GSM base station；And/or,
LTE base station is passed through webmaster network element and is sent described disturbed instruction information to GSM base station；And/or,
LTE base station is passed through direct interface and is sent described disturbed instruction information to GSM base station；And/or,
LTE base station is passed through centerized fusion node and is sent described disturbed instruction information to GSM base station.
Further, the method also includes:
LTE base station receives GSM base station and carries out the response message of interference process according to disturbed instruction information.
Further, response message includes: whether to take the mark of operation and/or the mark of operation.
On the other hand, the application also provides for a kind of method realizing spectral interference process, including: GSM base
Stand and receive the disturbed instruction information that LTE base station sends；
GSM base station carries out interference process according to disturbed instruction information.
Further, after GSM base station receives disturbed instruction information, the method also includes:
GSM base station is according to being disturbed frequency range and being disturbed community in described disturbed instruction information
Position, determines the CGI of interference source GSM cell, produces the GSM frequency of interference；Or,
GSM base station is according to the GSM frequency producing interference in disturbed instruction information and is disturbed community
Position, determines the CGI of interference source GSM cell, produces the GSM frequency of interference；Or,
GSM base station indicates HII or up overload to refer to according to the up high interference in disturbed instruction information
Show OI, and be disturbed subdistrict position, determine the CGI of interference source GSM cell, produce the GSM of interference
Frequency.
Further, carry out interference process according to disturbed instruction information to specifically include:
Described GSM base station adjusts the frequency point sets of GSM cell according to described disturbed instruction information；Or,
The user terminal of GSM cell is carried out power control；Or,
On the GSM frequency producing interference, only scheduling is positioned at the subscriber equipment at GSM cell center；Or,
Do not take any measure.
Further, the method also includes:
Described GSM base station sends to described LTE base station and disturbs according to described disturbed instruction information
The response message processed.
Further, response message includes: whether to take the mark of operation, and/or the mark of operation.
Another further aspect, the application also provides for a kind of LTE base station realizing spectral interference process, including: send out
Send unit, for sending disturbed instruction information to GSM base station, so that GSM base station is according to disturbed
Instruction information carries out interference process.
Further, this LTE base station also includes determining unit, sends disturbed instruction for transmitting element
Before information, it is disturbed situation according to each cell uplink, determines disturbed instruction information.
Further, transmitting element specifically for,
By core network element to the described disturbed instruction information of GSM base station transmission；And/or,
By webmaster network element to the described disturbed instruction information of GSM base station transmission；And/or,
By direct interface to the described disturbed instruction information of GSM base station transmission；And/or,
By centerized fusion node to the described disturbed instruction information of GSM base station transmission.
Further, this LTE base station also includes receiving response unit, be used for receiving GSM base station according to
Described disturbed instruction information carries out the response message of interference process.
Further aspect, the application also provides for a kind of GSM base station realizing spectral interference process, including:
Receive unit and processing unit；Wherein,
Receive unit, for receiving the disturbed instruction information that LTE base station sends；
Processing unit, for carrying out interference process according to disturbed instruction information.
Further, this GSM base station also includes analytic unit, for receiving disturbed at reception unit
After instruction information,
According to being disturbed frequency range and being disturbed subdistrict position in described disturbed instruction information, determine
The CGI of interference source GSM cell, produces the GSM frequency of interference；Or,
According to producing the GSM frequency disturbed and being disturbed subdistrict position, really in disturbed instruction information
Determine the CGI of interference source GSM cell, produce the GSM frequency of interference；Or,
HII or up overload instruction OI is indicated according to the up high interference in disturbed instruction information, and
It is disturbed subdistrict position, determines the CGI of interference source GSM cell, produce the GSM frequency of interference.
Further, processing unit specifically for,
The frequency point sets of GSM cell is adjusted according to described disturbed instruction information；Or,
The user terminal of GSM cell is carried out power control；Or,
On the GSM frequency producing interference, only scheduling is positioned at the subscriber equipment at GSM cell center；Or,
Do not take any measure.
Further, processing unit is additionally operable to, and sends according to described disturbed instruction to described LTE base station
Information carries out the response message of interference process.
Compared with prior art, technical scheme includes: LTE base station sends quilt to GSM base station
Interference instruction information, so that GSM base station carries out interference process according to disturbed instruction information.The present invention
By disturbed information is sent to GSM base station, GSM base station is done according to disturbed instruction information
Disturb process, while utilizing GSM idle frequency spectrum, it is to avoid spectral interference.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes of the application
Point, the schematic description and description of the present invention is used for explaining the present invention, is not intended that the present invention's
Improper restriction.In the accompanying drawings:
Fig. 1 is the idle uneven schematic diagram of prior art GSM frequency spectrum；
Fig. 2 is the flow chart that the present invention realizes the method that spectral interference processes；
Fig. 3 be the present invention another realize the flow chart of method that spectral interference processes；
Fig. 4 is a kind of structured flowchart realizing the LTE base station that spectral interference processes of the present invention；
Fig. 5 is a kind of structured flowchart realizing the GSM base station that spectral interference processes of the present invention；
Fig. 6 is the mutual schematic diagram that first embodiment of the invention sends disturbed instruction information；
Fig. 7 is the mutual schematic diagram that second embodiment of the invention sends disturbed instruction information；
Fig. 8 is the mutual schematic diagram that third embodiment of the invention sends disturbed instruction information；
Fig. 9 is the mutual schematic diagram that fourth embodiment of the invention sends disturbed instruction information；
Figure 10 is the mutual schematic diagram that fifth embodiment of the invention sends disturbed instruction information.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing
Embodiments of the invention are described in detail.It should be noted that in the case of not conflicting, this Shen
Embodiment in please and the feature in embodiment can mutual combination in any.
Fig. 2 is the flow chart that the present invention realizes the method that spectral interference processes, as in figure 2 it is shown, include:
Step 201, LTE base station send disturbed instruction information to GSM base station, so that GSM base station
Interference process is carried out according to disturbed instruction information.
It should be noted that disturbed instruction information is to describe LTE cell uplink to be disturbed the letter of situation
Breath；LTE sends disturbed instruction information and is directed to carry out the network element of interference process to GSM base station
Send disturbed instruction information, such as GSM base station controller.
In this step, disturbed instruction information includes:
Be disturbed frequency range and/or be disturbed subdistrict position and/or produce interference GSM frequency,
And/or produce the CGI (Cell Global Identity) and/or suggestion GSM of the GSM cell of interference
Subscriber equipment power adjustment and/or up high interference instruction (HII, High Interference
Indication) and/or up overload instruction (OI, Interference Overload Indication).
Further, when described disturbed instruction information comprises and is disturbed frequency range, it is disturbed frequency
Scope includes: the initial frequency that LTE community is disturbed and termination frequency；Or, the center frequency of LTE community
Point and the Physical Resource Block PRB numbering being disturbed；The method also includes:
According to being disturbed frequency range, GSM base station determines the GSM frequency producing interference；
When disturbed instruction information comprises and is disturbed subdistrict position, it is disturbed subdistrict position and includes: by dry
Disturb the position of LTE base station and/or be disturbed the position of LTE community reception antenna and/or be disturbed
The position of LTE subscriber equipment；The method also includes:
According to being disturbed subdistrict position, GSM base station determines the GSM cell producing interference；
The GSM frequency producing interference includes: produce the center frequency point of the GSM frequency of interference；Or, produce
The absolute channel numbers (ARFCN) of the GSM frequency of raw interference.
It should be noted that be disturbed frequency range by analysis, be disturbed subdistrict position, up high level cadre
Disturb in the GSM frequency of instruction, up overload instruction, generation interference one or more, little in conjunction with GSM
The position in district and working frequency points information, can carry out interference process；Based on the GSM frequency producing interference
The information itself comprised with the CGI etc. of the GSM cell producing interference, can directly carry out interference process.
The interference of each disturbed instruction information processes corresponding processing procedure, belongs to the used of those skilled in the art
Use technological means.In disturbed instruction information, the instruction of up high interference and up overload are designated as LTE protocol
Standardized measurement amount defined in TS36.423, repeats no more here.
Specifically include it addition, carry out interference process according to disturbed instruction information: adjust GSM cell
Frequency point sets；Or,
The user terminal of GSM cell is carried out power control；Or,
On the GSM frequency producing interference, only scheduling is positioned at the subscriber equipment at GSM cell center；Or,
Do not take any measure.
In this step, send disturbed instruction information to GSM base station and specifically include following several ways:
LTE base station is passed through core network element and is sent described disturbed instruction information to GSM base station；And/or,
LTE base station is passed through webmaster network element and is sent described disturbed instruction information to GSM base station；And/or,
LTE base station is passed through direct interface and is sent described disturbed instruction information to GSM base station；And/or,
LTE base station is passed through centerized fusion node and is sent described disturbed instruction information to GSM base station.
Before step 201 sends disturbed instruction information to GSM base station, the inventive method also includes step
Rapid 200,
Step 200, LTE base station are disturbed situation according to each cell uplink, determine disturbed instruction letter
Breath.Each cell uplink is disturbed the conventional techniques means being retrieved as those skilled in the art of situation, really
Fixed disturbed instruction information belongs to the conventional techniques means of those skilled in the art, is not used to limit this
Bright protection domain, repeats no more here.
The inventive method also includes:
LTE base station receives GSM base station and carries out the response message of interference process according to disturbed instruction information.
Here, response message includes: whether to take the mark of operation and/or the mark of operation.
It should be noted that take the mark of operation and do not take the mark of operation, it can be provided any
Whether take letter, numeral or word of operation etc. for differentiation, the present invention is not restricted；Such as,
Could be arranged to represent when being designated 1 and take operation, represent when being designated 0 and do not take operation.Behaviour
The mark made can be arranged to any for distinguishing the letter of different operating, numeral or word etc.；Such as,
Could be arranged to represent when being designated 0 and do not take operation, represent that when being designated 1 the operation taked is
Power controls, and represents the frequency taking operation to produce interference for deleting GSM cell when being designated 2,
Represent when being designated 3 take operation on the GSM frequency producing interference only scheduling to be positioned at GSM little
Subscriber equipment of district center etc..
Fig. 3 be the present invention another realize the flow chart of method that spectral interference processes, as it is shown on figure 3,
GSM base station receives the disturbed instruction information that LTE base station sends；
GSM base station carries out interference process according to disturbed instruction information.
In this step, carry out interference process according to disturbed instruction information and specifically include:
GSM base station adjusts the frequency point sets of GSM cell according to disturbed instruction information；Or,
The user terminal of GSM cell is carried out power control；Or,
On the GSM frequency producing interference, only scheduling is positioned at the subscriber equipment at GSM cell center；Or,
Do not take any measure.
After GSM base station receives disturbed instruction information, the inventive method also includes: GSM base station
According to being disturbed frequency range and being disturbed subdistrict position in disturbed instruction information, determine interference source
The CGI of GSM cell, produces the GSM frequency of interference；Or,
GSM base station is according to the GSM frequency producing interference in disturbed instruction information and is disturbed community
Position, determines the CGI of interference source GSM cell, produces the GSM frequency of interference；Or,
GSM base station indicates (HII) or up mistake according to the up high interference in disturbed instruction information
Carry instruction (OI), and be disturbed subdistrict position, determine the CGI of interference source GSM cell, produce dry
The GSM frequency disturbed.
The inventive method also includes:
GSM base station sends, to LTE base station, the response carrying out interference process according to disturbed instruction information and disappears
Breath.Here, response message includes: whether to take the mark of operation, and/or the mark of operation.
Fig. 4 is a kind of structured flowchart realizing the LTE base station that spectral interference processes of the present invention, including: send out
Send unit, for sending disturbed instruction information to GSM base station, so that GSM base station is according to disturbed
Instruction information carries out interference process.
Transmitting element specifically for,
By core network element to the described disturbed instruction information of GSM base station transmission；And/or,
By webmaster network element to the described disturbed instruction information of GSM base station transmission；And/or,
By direct interface to the described disturbed instruction information of GSM base station transmission；And/or,
By centerized fusion node to the described disturbed instruction information of GSM base station transmission.
LTE base station of the present invention also includes determining unit, for transmitting element send disturbed instruction information it
Before, it is disturbed situation according to each cell uplink, determines disturbed instruction information.
LTE base station of the present invention also includes receiving response unit, is used for receiving GSM base station according to described quilt
Interference instruction information carries out the response message of interference process.
Fig. 5 is a kind of structured flowchart realizing the GSM base station that spectral interference processes of the present invention, such as Fig. 5
Shown in, including receiving unit and processing unit；Wherein,
Receive unit, for receiving the disturbed instruction information that LTE base station sends；
Processing unit, for carrying out interference process according to disturbed instruction information.
Processing unit specifically for,
The frequency point sets of GSM cell is adjusted according to disturbed instruction information；Or,
The user terminal of GSM cell is carried out power control；Or,
On the GSM frequency producing interference, only scheduling is positioned at the subscriber equipment at GSM cell center；Or,
Do not take any measure.
GSM base station of the present invention also includes analytic unit, for receiving unit reception disturbed instruction letter
After breath, according to the frequency range being disturbed in described disturbed instruction information and be disturbed subdistrict position,
Determine the CGI of interference source GSM cell, produce the GSM frequency of interference；Or,
According to producing the GSM frequency disturbed and being disturbed subdistrict position, really in disturbed instruction information
Determine the CGI of interference source GSM cell, produce the GSM frequency of interference；Or,
HII or up overload instruction OI is indicated according to the up high interference in disturbed instruction information, and
It is disturbed subdistrict position, determines the CGI of interference source GSM cell, produce the GSM frequency of interference.
Processing unit is additionally operable to, and sends to LTE base station and carries out interference process according to disturbed instruction information
Response message.
Carry out understanding that detailed description, embodiment are not used to limit to the present invention below by way of specific embodiment
Protection scope of the present invention processed.Due in gsm system frequency spectrum reforming process, the broadcast of GSM cell
Control BCCH channel (Broadcast control channel) and be used for providing covering, therefore GSM continuously
The BCCH frequency spectrum of community will not lend LTE community, only by idle Traffic Channel TCH (Traffic
Channel) frequency spectrum lends the use of LTE community.The fact that following example are all based on.
In an embodiment using eNB (Evolved Node B) as LTE base station, spectral bandwidth is 5MHz,
Frequency range is 895MHz to 900MHz.
Embodiment 1
Fig. 6 is the mutual schematic diagram that first embodiment of the invention sends disturbed instruction information, wherein, LTE
The core network element of system and gsm system is respectively mobile management entity (Mobility Management
Entity, MME) and GPRS serving GPRS support node (Serving GPRS Support Node, SGSN).
As shown in Figure 6, including:
Step 600, eNB send disturbed instruction information to GSM base station controller (BSC)；Turn
The process of sending out includes that eNB sends disturbed instruction information to MME, and MME forwards that information to SGSN,
SGSN relays to BSC；
ENB is before sending disturbed instruction information, according to the letter of community work at present frequency range uplink receiving
Number quality condition (uplink signal noise of such as Physical Resource Block than) or the up letter of Physical Resource Block
Number watt level, it may be determined that the up community being disturbed and be disturbed frequency range.
Disturbed instruction information is assumed to include: being disturbed frequency range is 897.77MHz to 898.13MHz,
It is disturbed subdistrict position for (east longitude 43 degree, north latitude 56 degree).
After step 601, BSC receive disturbed instruction information, determine that the GSM producing interference is little
District and the frequency of generation interference, carry out interference process.
In being disturbed frequency range, having the frequency of two GSM, its ARFCN is respectively 39 and 40,
Corresponding mid frequency is respectively 897.8MHz and 898MHz, and wherein 897.8MHz frequency is not BSC
The working frequency points of subordinate's GSM cell, gets rid of this frequency, and the frequency therefore producing interference is 898MHz,
It is then determined that use 898MHz frequency in its compass of competency, and distance to be disturbed subdistrict position nearest
The cellular global identity of GSM cell, determine result be GSM cell CGI2 be interference source community.
BSC combines the loading condition that CGI2 is current, and the load of CGI2 community is the heaviest, and determining will
898MHz frequency is deleted from the frequency point sets of CGI2 community, does not the most allow CGI2 community use this frequency,
In order to avoid LTE community is produced uplink interference.
The response message that interference processes is sent to eNB by step 602, BSC, wherein repeating process bag
Include: the response message that interference processes is sent to SGSN, SGSN and forwards that message to MME by BSC,
MME relays to eNB.
Response message includes whether to take operate to be designated 1, i.e. takes operation, and the mark of operation
Being 2, the operation i.e. taked is the frequency deleted and produce interference.
What deserves to be explained is: above-mentioned deletion 898MHz frequency be can selection operation, BSC can not also take
Any measure.Additionally BSC can also be according to practical situation, and oneself determines CGI2 cell user equipment
Power adjustment, carries out power control to CGI2 cell user equipment, such as with 0.5dB as adjustment amount,
Reduce the transmitting power of CGI2 cell user equipment, or BSC allows the base station BTS (Base of CGI2 community
Transceiver Station) on the frequency 898MHz producing interference, only scheduling is positioned in CGI2 community
The subscriber equipment of the heart, it should be noted that response message needs the operation according to taking to change accordingly.
It addition, when LTE system uses other core network element (such as S-GW (Serving
Gateway), time), the path of disturbed instruction information transmission is: eNB-> S-GW-> SGSN-> BSC,
The bang path of response message is in contrast.
Being disturbed frequency range in the present embodiment is 897.77MHz to 898.13MHz, is with initial frequency
With terminate frequency representation, being disturbed frequency range can also be by the center frequency point of LTE community and be disturbed
Physical Resource Block PRB numbering represent, being at this moment disturbed frequency range is: center frequency point is
987.5MHz, the PRB being disturbed is numbered: 15 and 16.After BSC receives disturbed instruction information
Corresponding relation according to GSM frequency Yu LTE community PRB determines the GSM frequency producing interference, its
Its step need not change.
Embodiment 2
Fig. 7 is the mutual schematic diagram that second embodiment of the invention sends disturbed instruction information, wherein, LTE
The webmaster network element of system be Element management system 1 (Element Management System, EMS) and
NMS 1 (Network Management System, NMS), the webmaster net of gsm system
Unit is EMS2 and NMS2, as it is shown in fig. 7, comprises:
Disturbed instruction information is sent to BSC by step 700, eNB, and disturbed instruction information sends
During through EMS1, NMS1, NMS2, EMS2；
ENB is before sending disturbed instruction information, according to the community up IoT of work at present frequency range
(Interference over Thermal noise) information, determines that the frequency range being disturbed is 895.97MHz
To 896.15MHz, i.e. the 5th Physical Resource Block is heavily disturbed.GSM in this frequency range
Frequency is 896MHz frequency, and corresponding ARFCN is 30；Interference according to being disturbed frequency range current is made an uproar
Acoustic ratio IoT, and desired IoT, determine that will be disturbed the current IoT of frequency range reduces 2dB, it is therefore proposed that
GSM subscriber equipment power adjustment is 2dB.
The present embodiment, disturbed instruction information includes: being disturbed subdistrict position is (east longitude 43 degree, north latitude
50 degree), the ARFCN of the GSM frequency producing interference is 30 and suggestion GSM subscriber equipment power
Adjustment amount is 2dB.
After step 701, BSC receive disturbed instruction information, determine that the GSM producing interference is little
District, and take to disturb process operation accordingly.
BSC is according to the position of the GSM cell of the frequency using ARFCN to be 30, and is disturbed little
Zone position determine produce interference GSM cell be CGI3, i.e. CGI3 be interference source community.BSC root
The GSM subscriber equipment power adjustment it is suggested carries out power control to subscriber equipment, will CGI3
The transmitting power reduction 2dB of the subscriber equipment of the frequency that community uses ARFCN to be 30, in order to avoid to LTE
Community produces uplink interference.
The response message that interference processes is sent to eNB by step 702, BSC, and response message passes through
EMS2, NMS2, NMS1, EMS1 are sent to eNB after forwarding successively.
Response message includes that operate is designated 1, and the operation i.e. taked is power control.
It should be understood that above-mentioned power controls to be can selection operation, say, that disturbed instruction information is also
Can not comprise suggestion GSM subscriber equipment power adjustment, at this moment BSC can working as according to CGI3
Front loading condition, carries out other operation: such as, if CGI3 light load, BSC can delete
The ARFCN of CGI3 is the frequency of 30, if the heavier loads of CGI3, BSC can not take to appoint
What measure, at this moment eNB can use other method to avoid the interference of CGI3 community, is such as being subject to
Not scheduling user's set or the subscriber equipment at only center, dispatching cell on interference band, or BSC allows GSM
Base station only scheduling on the frequency 898MHz producing interference is positioned at the subscriber equipment of CGI2 center of housing estate,
It should be noted that response message needs the operation according to taking to change accordingly.
It addition, when LTE and gsm system belong to same NMS, disturbed instruction information passes
The path passed is: the EMS-of eNB-> LTE > NMS (NMS that two systems are common)-> GSM
EMS->BSC；
When LTE and gsm system belong to same EMS, the transmission of disturbed instruction information also may be used
With not by NMS, path is: eNB-> EMS (EMS that two systems are common)-> BSC；
When there is interface when between the EMS of LTE and gsm system, the transmission of disturbed instruction information also may be used
With not by NMS, path is: the EMS-of the EMS-of eNB-> LTE > GSM > BSC；
The bang path of response message and the bang path contrast of disturbed instruction information.
Embodiment 3
Fig. 8 is the mutual schematic diagram that third embodiment of the invention sends disturbed instruction information, and this enforcement is led to
Cross new interface between eNB and BSC, be used for transmitting disturbed instruction information, as shown in Figure 8,
Including:
Step 800, eNB send disturbed instruction information to BSC；
ENB is before sending disturbed instruction information, according to community work at present frequency range upgoing O I information,
Determine that the up frequency range that is disturbed is 895.97MHz to 896.15MHz, i.e. the 5th Physical Resource Block
Heavily disturbed.ENB learns the 896MHz of adjacent GSM cells CGI3 according to Neighboring Relation Table
Frequency is located exactly at and is disturbed in frequency range.
Disturbed instruction information includes: the GSM frequency producing interference is 896MHz frequency, produces dry
The CGI of the GSM cell disturbed is CGI3.
After step 801, BSC receive disturbed instruction information, carry out corresponding interference process.
BSC, according to disturbed instruction information, determines and allows BTS on the frequency 896MHz producing interference
Only scheduling is positioned at the subscriber equipment of CGI3 center of housing estate, thus reduces CGI3 community to LTE community
Uplink interference.
Step 802, BSC send, to eNB, the response message that interference processes.
Response message includes whether to take operate to be designated 1, i.e. takes operation.
What deserves to be explained is: above-mentioned interference processing method is can selection operation, say, that BSC can also root
According to the current load situation of CGI3, carry out other operation: such as, if CGI3 light load,
BSC can delete the 896MHz frequency of CGI3, if the heavier loads of CGI3, BSC can not
Take any measure, at this moment eNB can use other method to avoid the interference of CGI3 community, than
As being disturbed in frequency range not scheduling user's set, it should be noted that response message needs basis to take
Operation changes accordingly.
Embodiment 4
Fig. 9 is the mutual schematic diagram that fourth embodiment of the invention sends disturbed instruction information, the present embodiment
LTE base station is sent out to BSC by centerized fusion node (Centralized Control Point, CCP)
Send disturbed instruction information schematic diagram as it is shown in figure 9, include:
Step 900, eNB send disturbed instruction information to CCP, and CCP forwards that information to BSC；
ENB is before sending disturbed instruction information, according to community work at present frequency range up HII (High
Interference Indication) information, determine that the up frequency range that is disturbed is that 897.77MHz arrives
897.95MHz, eNB learn the 897.8MHz of adjacent GSM cells CGI3 according to Neighboring Relation Table
Frequency is located exactly at and is disturbed in frequency range, and the ARFCN of 897.8MHz frequency is 39.
Disturbed instruction information includes: the ARFCN of the GSM frequency producing interference is 39, produces dry
The CGI of the GSM cell disturbed is CGI3.
Step 901, after BSC receives disturbed instruction information, carries out corresponding interference process.
BSC checks the loading condition of CGI3, finds the heavier loads of CGI3, and BSC does not take any
Measure.At this moment eNB can use other method to avoid the interference of CGI3 community, is such as being done
Not scheduling user's set in scrambling section.
Step 902, BSC sends, to CCP, the response message that interference processes, and CCP forwards that information to eNB.
Response message includes whether to take operate to be designated 0, i.e. BSC does not take operation.
Embodiment 5
Figure 10 is the mutual schematic diagram that fifth embodiment of the invention sends disturbed instruction information, such as Figure 10
Shown in, including:
Step 1000, eNB send disturbed instruction information to BSC；
Wherein, disturbed instruction information includes that up high interference instruction HII is
(0000100000000010000000000), the i.e. the 5th, 15 Physical Resource Block are the sensitive money of high interference
Source block, is disturbed subdistrict position for (east longitude 43 degree, north latitude 50 degree).
Step 1001, after BSC receives disturbed instruction information, carries out corresponding interference process.
BSC is according to the HII information in disturbed instruction information, and the sensitive Resource Block of high interference and frequency range
Corresponding relation, so that it is determined that produce interference GSM frequency, as a example by the 5th Physical Resource Block,
5th band limits that Physical Resource Block is corresponding is 895.97MHz to 896.15MHz, at this frequency model
Enclosing interior GSM frequency is 896MHz frequency, and corresponding ARFCN is 30, and in like manner can obtain can
The GSM frequency that 15th Physical Resource Block can produce interference is 897.8MHz, corresponding ARFCN
It is 39.
It is then determined that its compass of competency in use 896MHz and 897.8MHz frequency, and be disturbed LTE
The GSM cell that subdistrict position is adjacent, determine result be GSM cell CGI2 and CGI3 be interference source
Community.
BSC combines the loading condition that CGI2 and CGI3 is current, and the load of Liang Ge community is the heaviest, certainly
The fixed deletion from the frequency point sets of CGI2 and CGI3 community respectively by 898MHz and 897.8MHz frequency,
In order to avoid LTE community is produced uplink interference.
Step 1002, BSC send, to eNB, the response message that interference processes.
Response message includes whether to take operate to be designated 1, i.e. takes operation.And the mark of operation
Being 2, the operation i.e. taked is the frequency deleted and may produce interference.
What deserves to be explained is: 1) to produce the frequency of interference be can selection operation in above-mentioned deletion, say, that BSC
Other operation can also be taked such as the subscriber equipment of scheduling on the two frequency to be carried out power control, or
On the GSM frequency producing interference, only scheduling is positioned at the subscriber equipment at GSM cell center, or does not adopts
Take any operation；2) when disturbed instruction information includes up overload instruction OI and is disturbed subdistrict position
Disturbance coordination method similar, the Physical Resource Block of high interference in OI is taked sensitive with high interference
The operation that Resource Block is similar；3) the present embodiment can also pass through core network element, webmaster network element, collection
Chinese style controls node etc. and transmits disturbed instruction information.
Although the embodiment that disclosed herein is as above, but described content only readily appreciates the present invention
And the embodiment used, it is not limited to the present invention.Technology people in any art of the present invention
Member, on the premise of without departing from the spirit and scope that disclosed herein, can be in the form implemented and thin
Any amendment and change is carried out on joint, but the scope of patent protection of the present invention, still must be with appended right
Claim is defined in the range of standard.
Claims (21)
1. one kind realizes the method that spectral interference processes, it is characterised in that including:
LTE base station sends disturbed instruction information to GSM base station, so that GSM base station is according to disturbed
Instruction information carries out interference process.
Method the most according to claim 1, it is characterised in that described transmission disturbed instruction information
Before, the method also includes:
Described LTE base station is disturbed situation according to each cell uplink, determines described disturbed instruction letter
Breath.
Method the most according to claim 1 and 2, it is characterised in that described disturbed instruction information
Including:
Be disturbed frequency range and/or be disturbed subdistrict position and/or produce interference GSM frequency,
And/or produce cellular global identity CGI and/or the suggestion GSM subscriber equipment of the GSM cell of interference
Power adjustment and/or up high interference instruction HII and/or up overload instruction OI.
Method the most according to claim 1 and 2, it is characterised in that
When described disturbed instruction information comprises and is disturbed frequency range, described in be disturbed frequency range bag
Include: the initial frequency that LTE community is disturbed and termination frequency；Or, the center frequency point of LTE community and being subject to
The Physical Resource Block PRB numbering of interference；The method also includes:
According to the described frequency range that is disturbed, GSM base station determines the GSM frequency producing interference；
When described disturbed instruction information comprises and is disturbed subdistrict position, described in be disturbed subdistrict position bag
Include: the position being disturbed LTE base station and/or the position being disturbed LTE community reception antenna and/
Or it is disturbed the position of LTE subscriber equipment；The method also includes:
According to the described subdistrict position that is disturbed, GSM base station determines the GSM cell producing interference；
The described GSM frequency producing interference includes: produce the center frequency point of the GSM frequency of interference；Or,
Produce the absolute channel numbers ARFCN of the GSM frequency of interference.
5. according to the method described in claim 1 or 4, it is characterised in that described according to disturbed instruction
Information carries out interference process and specifically includes: adjust the frequency point sets of GSM cell；Or,
The user terminal of GSM cell is carried out power control；Or,
On the GSM frequency producing interference, only scheduling is positioned at the subscriber equipment at GSM cell center；Or,
Do not take any measure.
6. according to the method described in claim 1 or 4, it is characterised in that described send out to GSM base station
Disturbed instruction information is sent to specifically include:
LTE base station is passed through core network element and is sent described disturbed instruction information to GSM base station；And/or,
LTE base station is passed through webmaster network element and is sent described disturbed instruction information to GSM base station；And/or,
LTE base station is passed through direct interface and is sent described disturbed instruction information to GSM base station；And/or,
LTE base station is passed through centerized fusion node and is sent described disturbed instruction information to GSM base station.
7. according to the method described in claim 1 or 4, it is characterised in that the method also includes:
Described LTE base station receives GSM base station and carries out interference process according to described disturbed instruction information
Response message.
Method the most according to claim 7, it is characterised in that described response message includes: whether
Take mark and/or the mark of operation of operation.
9. one kind realizes the method that spectral interference processes, it is characterised in that including: GSM base station receives
The disturbed instruction information that LTE base station sends；
GSM base station carries out interference process according to disturbed instruction information.
Method the most according to claim 9, it is characterised in that receive in GSM base station and done
After disturbing instruction information, the method also includes:
GSM base station is according to being disturbed frequency range and being disturbed community in described disturbed instruction information
Position, determines the CGI of interference source GSM cell, produces the GSM frequency of interference；Or,
GSM base station is according to the GSM frequency producing interference in disturbed instruction information and is disturbed community
Position, determines the CGI of interference source GSM cell, produces the GSM frequency of interference；Or,
GSM base station indicates HII or up overload to refer to according to the up high interference in disturbed instruction information
Show OI, and be disturbed subdistrict position, determine the CGI of interference source GSM cell, produce the GSM of interference
Frequency.
11. according to the method described in claim 9 or 10, it is characterised in that described according to disturbed finger
Show that information carries out interference process and specifically includes:
Described GSM base station adjusts the frequency point sets of GSM cell according to described disturbed instruction information；Or,
The user terminal of GSM cell is carried out power control；Or,
On the GSM frequency producing interference, only scheduling is positioned at the subscriber equipment at GSM cell center；Or,
Do not take any measure.
12. methods according to claim 11, it is characterised in that the method also includes:
Described GSM base station sends to described LTE base station and disturbs according to described disturbed instruction information
The response message processed.
13. methods according to claim 12, it is characterised in that described response message includes: be
The no mark taking operation, and/or the mark of operation.
14. 1 kinds realize the LTE base station that spectral interference processes, it is characterised in that including: transmitting element,
For sending disturbed instruction information to GSM base station, so that GSM base station is according to disturbed instruction information
Carry out interference process.
15. LTE base station according to claim 14, it is characterised in that this LTE base station is also wrapped
Include and determine unit, before transmitting element sends disturbed instruction information, be subject to according to each cell uplink
Disturbed condition, determines disturbed instruction information.
16. according to the LTE base station described in claims 14 or 15, it is characterised in that described transmission list
Unit specifically for,
By core network element to the described disturbed instruction information of GSM base station transmission；And/or,
By webmaster network element to the described disturbed instruction information of GSM base station transmission；And/or,
By direct interface to the described disturbed instruction information of GSM base station transmission；And/or,
By centerized fusion node to the described disturbed instruction information of GSM base station transmission.
17. according to the LTE base station described in claims 14 or 15, it is characterised in that this LTE base
Stand and also include receiving response unit, be used for receiving GSM base station and carry out according to described disturbed instruction information
The response message that interference processes.
18. 1 kinds realize the GSM base station that spectral interference processes, it is characterised in that including: receive single
Unit and processing unit；Wherein,
Receive unit, for receiving the disturbed instruction information that LTE base station sends；
Processing unit, for carrying out interference process according to disturbed instruction information.
19. GSM base stations according to claim 18, it is characterised in that this GSM base station is also
Including analytic unit, after receiving disturbed instruction information at reception unit,
According to being disturbed frequency range and being disturbed subdistrict position in described disturbed instruction information, determine
The CGI of interference source GSM cell, produces the GSM frequency of interference；Or,
According to producing the GSM frequency disturbed and being disturbed subdistrict position, really in disturbed instruction information
Determine the CGI of interference source GSM cell, produce the GSM frequency of interference；Or,
HII or up overload instruction OI is indicated according to the up high interference in disturbed instruction information, and
It is disturbed subdistrict position, determines the CGI of interference source GSM cell, produce the GSM frequency of interference.
20. according to the GSM base station described in claim 18 or 19, it is characterised in that described process
Unit specifically for,
The frequency point sets of GSM cell is adjusted according to described disturbed instruction information；Or,
The user terminal of GSM cell is carried out power control；Or,
On the GSM frequency producing interference, only scheduling is positioned at the subscriber equipment at GSM cell center；Or,
Do not take any measure.
21. GSM base stations according to claim 20, it is characterised in that described processing unit is also
For, send, to described LTE base station, the response carrying out interference process according to described disturbed instruction information and disappear
Breath.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510016074.9A CN105848164A (en) | 2015-01-13 | 2015-01-13 | Method for realizing spectrum interference processing, GSM (Global System for Mobile Communications) base station and LTE (Long Term Evolution) base station |
| PCT/CN2015/093595 WO2016112732A1 (en) | 2015-01-13 | 2015-11-02 | Frequency spectrum interference processing method, gsm base station and lte base station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510016074.9A CN105848164A (en) | 2015-01-13 | 2015-01-13 | Method for realizing spectrum interference processing, GSM (Global System for Mobile Communications) base station and LTE (Long Term Evolution) base station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105848164A true CN105848164A (en) | 2016-08-10 |
Family
ID=56405217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510016074.9A Withdrawn CN105848164A (en) | 2015-01-13 | 2015-01-13 | Method for realizing spectrum interference processing, GSM (Global System for Mobile Communications) base station and LTE (Long Term Evolution) base station |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105848164A (en) |
| WO (1) | WO2016112732A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020221332A1 (en) * | 2019-04-30 | 2020-11-05 | 华为技术有限公司 | Communication method and communication device |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106255147B (en) * | 2016-10-10 | 2023-11-14 | 广州市瀚云信息技术有限公司 | TDD-LTE system uplink interference testing tool and testing method |
| CN112511479B (en) * | 2019-09-16 | 2023-05-09 | 宇通客车股份有限公司 | Carrier communication method |
| CN112165365B (en) * | 2020-09-29 | 2022-05-10 | 封开低频时码授时台 | Wireless spectrum interference monitoring system and method for low-frequency time code monitoring system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102118758A (en) * | 2011-01-28 | 2011-07-06 | 中兴通讯股份有限公司 | Frequency spectrum sharing method for GSM (Global System for Mobile Communication) system and LTE (Long Term Evolution) system and systems thereof |
| CN103124199A (en) * | 2011-11-21 | 2013-05-29 | 华为技术有限公司 | Method, device and data frame for sensing spectrum |
| US20140187251A1 (en) * | 2012-12-27 | 2014-07-03 | Alcatel-Lucent Usa Inc. | Methods and systems for gsm spectrum refarming for lte small cells |
| WO2014169488A1 (en) * | 2013-04-19 | 2014-10-23 | 华为技术有限公司 | Interference coordination method, device and apparatus for systems with different modes |
| CN104168586A (en) * | 2014-08-06 | 2014-11-26 | 武汉虹翼信息有限公司 | LTE inter-network interference investigation method and device |
-
2015
- 2015-01-13 CN CN201510016074.9A patent/CN105848164A/en not_active Withdrawn
- 2015-11-02 WO PCT/CN2015/093595 patent/WO2016112732A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102118758A (en) * | 2011-01-28 | 2011-07-06 | 中兴通讯股份有限公司 | Frequency spectrum sharing method for GSM (Global System for Mobile Communication) system and LTE (Long Term Evolution) system and systems thereof |
| CN103124199A (en) * | 2011-11-21 | 2013-05-29 | 华为技术有限公司 | Method, device and data frame for sensing spectrum |
| US20140187251A1 (en) * | 2012-12-27 | 2014-07-03 | Alcatel-Lucent Usa Inc. | Methods and systems for gsm spectrum refarming for lte small cells |
| WO2014169488A1 (en) * | 2013-04-19 | 2014-10-23 | 华为技术有限公司 | Interference coordination method, device and apparatus for systems with different modes |
| CN104168586A (en) * | 2014-08-06 | 2014-11-26 | 武汉虹翼信息有限公司 | LTE inter-network interference investigation method and device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020221332A1 (en) * | 2019-04-30 | 2020-11-05 | 华为技术有限公司 | Communication method and communication device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2016112732A1 (en) | 2016-07-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11129080B2 (en) | Moving cellular communication system operative in an emergency mode | |
| CN109644174B (en) | Communication apparatus and communication method | |
| US10560955B2 (en) | Apparatus and methods for moving relay interference mitigation in mobile e.g. cellular communication networks | |
| CN102523590B (en) | Planning method of multi-system intelligent configurable wireless network | |
| CN102907135B (en) | Between base station, the adaptive resource for the interference coordination strengthened is consulted | |
| CN104919866B (en) | Method for interference cancellation in heterogeneous networks through low-power subframes | |
| CN102917448B (en) | System, device and method for transmitting cell information | |
| CN105165050B (en) | For providing the method and device of configuration information related with cell | |
| CN109041137A (en) | A kind of method of switching, base station and terminal device | |
| CN107306446B (en) | A kind of method and apparatus of narrow-band mobile communication | |
| CN109548039A (en) | Device and method, computer readable storage medium in wireless communication system | |
| CN107710847A (en) | Wireless communication system, communication terminal, base station and cell control method | |
| CN105848164A (en) | Method for realizing spectrum interference processing, GSM (Global System for Mobile Communications) base station and LTE (Long Term Evolution) base station | |
| Park et al. | An evaluation methodology for spectrum usage in LTE-A networks: Traffic volume and resource utilization perspective | |
| US8199713B2 (en) | Fractional frequency reuse in a communication system | |
| CN104284434A (en) | Interference coordination method and base station | |
| CN109845327A (en) | Core network and base station | |
| WO2016115936A1 (en) | Adjacent-channel different-system interference coordination method and device | |
| CN102457921A (en) | Cell frequency switching method and apparatus thereof, and system | |
| CN108076442A (en) | A kind of PUSCH transmission block length determines method and user equipment | |
| ABATNEH | LONG TERM EVOLUTION (LTE) COVERAGE AND CAPACITY PLANNING FOR THE CASE OF GONDAR CITY | |
| IL265275A (en) | Apparatus and methods for moving relay interference mitigation in mobile e.g. cellular communication networks | |
| Saghir | Spectrum allocation strategies for future wireless networks | |
| Grzybkowski et al. | Spectrum and Service Aspects |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20160810 |
|
| WW01 | Invention patent application withdrawn after publication |