CN103096331B - A kind of channel arrangement method and system of shared radio frequency unit - Google Patents
A kind of channel arrangement method and system of shared radio frequency unit Download PDFInfo
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- CN103096331B CN103096331B CN201110344922.0A CN201110344922A CN103096331B CN 103096331 B CN103096331 B CN 103096331B CN 201110344922 A CN201110344922 A CN 201110344922A CN 103096331 B CN103096331 B CN 103096331B
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Abstract
The invention discloses a kind of channel arrangement method and system of shared radio frequency unit, it is included in the region using Third International's geographic area frequency band dividing mode, it is determined that the particular sub-band of channel configuration can be carried out in 698MHz~806MHz first frequency section；It is determined that particular sub-band on be WAP configurating channel；After configurating channel, terminal shares radio-frequency channel resource at least in part during using the particular sub-band between first or Second International's geographic area frequency band dividing mode.Pass through the method for the present invention, you can with the radio-frequency channel resource of shared terminal, and more fully make use of frequency spectrum.
Description
Technical field
The present invention relates to wireless communication field, particularly relates to a kind of channel arrangement method and system of shared radio frequency unit.
Background technology
With the frequency for the received terrestrial digital broadcasting launch channel that the planning again of television broadcasting system frequency spectrum, part were disposed originally
Spectrum is used for cell mobile communication systems, therefore high-power ground broadcast transmitter channel and cell mobile communication systems occurs
The situation of channel adjacent frequency configuration.At present, the frequency spectrum planning and channel configuration that 790MHz~862MHz is had been completed in Europe are ground
Study carefully, and the auction of this section of frequency spectrum is completed in some countries；In Asia, 698MHz~806MHz is to be still within studying rank
The frequency spectrum of section, 3GPP start correlation research for the channel configuration of this section of frequency spectrum.
When the receiver of mobile terminal is in reception signal on the adjacent channel of television broadcasting transmitting channel, television broadcasting hair
The band external leakage power for penetrating machine can serious middle interference or obstruction mobile terminal receiver.At present, for the intensity of this interference
Some actual test researchs are had been completed with distribution, test shows：In the kilometer range of television broadcasting transmitter 10, move
The band external leakage power for the television broadcasting transmitter that dynamic terminal antenna receives is in the range of -30dBm~60dBm, this work(
Rate significantly exceedes -70dBm~-90dBm of mobile radio communication network planning requirement.
It is described in the case of ground TV broadcast emitter and time division duplex mobile communication base station adjacent frequency configurating channel
The band external leakage power of ground TV broadcast emitter also produces severe jamming to base station receiver, and this interference can reduce system
Up-link capacity, reduce up coverage, or even obstruction uplink receiving channel.
Ground TV broadcast emitter with external leakage power to the interference scene of mobile terminal, with FDD mobile communication system
The base station of the TDD system disposed with external leakage power to adjacent frequency of the FDD emitters of system or the interference scene of the receiver of terminal
The measure for being the adjacent frequency interference between similar, traditional suppression TDD and FDD is between emitter and the receiver of adjacent frequency
A fixed protection band is configured, such as, configured bandwidth is 5MHz protection band, in order to further utilize protection band, improve
Frequency spectrum service efficiency, there is the technology utilized to protection band again in recent years, it is existing as follows using the technology of protection band：
It is Application No. US20070286156, entitled " between TDD wireless communication systems and FDD wireless communication systems
The utilization (Utilizing guard band between FDD and TDD wireless systems) of protection band " it is special
The specific method that profit application provides is that " wireless network includes：The FDD system being operated in first band provides at one
First FDD channels；The TDD system being operated in second band provides at a first TDD channel；First band and the second frequency
Band is separated by the 3rd frequency band；Also, the HD-FDD systems being operated in the 3rd frequency band provide at a first H-TDD channel,
Up transmitting or downlink of the transmitting of first H-TDD channels with TDD are synchronous.FDD system is further in the 4th frequency band
On at least configure a 2nd FDD channel, separated between the 4th frequency band and second band by the 5th frequency band；H-FDD is further
Ground configures the 2nd H-FDD channels on the 5th frequency band ".The characteristics of program is that the 3rd frequency band and the 5th frequency band are formed into half-duplex
FDD。
Application No. CN200910076542.6, entitled " application method and equipment of a kind of guard band " it is special
Profit application discloses following four kinds of frequency spectrum usage modes：
1st, the first base station in TDD system sets the first frequency resource allocation in up guard band to the first user
Standby and down distributing resource schedule information, guard band of the up guard band between FDD uplink bands and TDD frequency ranges；The
One base station the first user equipment of reception is carried in upstream time unit according to resource scheduling information in first frequency resource to be sent out
The upstream data sent；Downlink data is carried in downgoing time unit and is sent to first by first base station in second frequency resource
User equipment, the second frequency resource include the frequency money in frequency resource and/or TDD frequency ranges in descending guard band
Source；
2nd, the first base station in TDD system sends the second frequency resource in descending guard band to the first user equipment
Data, the descending guard band are the guard bands between TDD frequency bands and FDD downstream bands；First user equipment is in the first frequency
The upstream data sent in upstream time unit is carried in rate resource；The first frequency resource is included in up guard band
Frequency resource and/or TDD frequency ranges in frequency resource；3rd, the first base station in TDD system is by up guard band
One frequency resource allocation is to the first user equipment and down distributing resource schedule information；First base station receives the first user equipment according to money
Source schedule information is carried on the upstream data sent in upstream time unit in first frequency resource；First base station is second
Downlink data is carried in downgoing time unit in frequency resource and is sent to the first user equipment, the second frequency resource bag
Include the downstream frequency resource in the frequency resource and/or FDD frequency ranges in descending guard band；
4th, the terminal in FDD system is as the protection band between the FDD downstream bands of second frequency resource and TDD frequency bands
Upper reception data；The terminal sends data in first frequency resource to base station, and described the includes up guarantor with frequency resource
The upstream frequency resource protected in frequency resource and/or FDD frequency ranges in frequency band.
Patent application US20070286156 and CN200910076542.6 common drawback is：All it is necessary between system
In the case of carrying out isolation strip outward leakage power using guard band, provide how on guard band configurating channel, do not provide
Between system do not need guard band in the case of how on guard band configurating channel, be not also given at using protection frequency
Band during how between the band plan of different international geographic areas the radio-frequency channel of shared terminal method.
The content of the invention
In view of this, it is a primary object of the present invention to provide a kind of channel arrangement method of shared radio frequency unit and be
System, with solves the problems, such as the channel configuration in the case that guard band is not present and use guard band during such as
Where between the band plan of different international geographic areas the problem of the radio-frequency channel of shared terminal.
To reach above-mentioned purpose, the technical proposal of the invention is realized in this way：
The invention provides a kind of channel arrangement method of shared radio frequency unit, this method includes：
In the region using Third International's geographic area frequency band dividing mode, it is determined that the first of 698MHz~806MHz
The particular sub-band of channel configuration can be carried out in frequency separation；
It is determined that the particular sub-band on be WAP configurating channel；
After the configurating channel, terminal using during the particular sub-band, it is geographical with first or the Second International
Radio-frequency channel resource is shared between the frequency band dividing mode of region at least in part.
The particular sub-band is guard band or the up sub-bands of FDD and the descending sub-bands of FDD or FDD duplex isolation
Frequency band.
In the region using Third International's geographic area frequency band dividing mode, if necessary to be uploaded in guard band
During defeated business, using the guard band as the particular sub-band.
It is WAP configurating channel in the particular sub-band when particular sub-band is guard band, tool
Body is：
In the region using Third International's geographic area frequency band dividing mode, judge what second frequency section included
Whether descending sub-band is in idle condition, if being in idle condition, matches somebody with somebody on the guard band for WAP
Put up channel or configuring time division duplex channel；
The second frequency section is less than 698MHz's and the frequency separation adjacent with the first frequency section；Institute
State descending sub-band for the second frequency section include and the frequency bandwidth adjacent with the guard band 8MHz~
Frequency band between 40MHz.
The terminal using during particular sub-band, with first or Second International's geographic area frequency band dividing mode
Between at least in part share radio-frequency channel resource, be specially：
In the region using Third International's geographic area frequency band dividing mode, terminal is on the guard band
It is at least a kind of in Second International's geographic area frequency in the Component units of radio frequency transmitting channel used in signal emission process
It is applied in band dividing mode.
In the region using Third International's geographic area frequency band dividing mode, if necessary to by positioned at planning
The up sub-bands of FDD of FDD uplink spectrum low sides, the descending sub-bands of the FDD high-end with the FDD downstream spectrums positioned at planning match
In use, after expanding the duplex distance between the FDD uplink spectrums and the FDD downstream spectrums, by the up son frequencies of the FDD
Band and the descending sub-bands of FDD are as the particular sub-band.
It is nothing in the particular sub-band when particular sub-band is the up sub-bands of FDD and FDD descending sub-bands
Line access point configurating channel, it is specially：
The up sub-bands of the FDD and the descending sub-band pairings of FDD are used, and are on the up sub-bands of the FDD
WAP collocating uplink channel, on the descending sub-bands of the FDD it is WAP configurating downlink channel.
The terminal using during particular sub-band, with first or Second International's geographic area frequency band dividing mode
Between at least in part share radio-frequency channel resource, be specially：
In the region using Third International's geographic area frequency band dividing mode, terminal is in the up son frequencies of the FDD
It is at least a kind of geographical in the Second International in the Component units of the radio frequency transmitting channel used in signal emission process taken
It is applied in the frequency band dividing mode of region；Terminal is used in the signal receive process on the descending sub-bands of the FDD
It is at least a kind of to be applied in First International's geographic area frequency band dividing mode in the Component units of radio frequency reception channel.
In the region using Third International's geographic area frequency band dividing mode, if necessary to the FDD using planning
When FDD duplexs between uplink spectrum and FDD downstream spectrums isolates frequency band and carried out data transmission, by the isolation of FDD duplexs frequently
Band is used as the particular sub-band.
When the particular sub-band is FDD duplex isolation frequency bands, configured in the particular sub-band for WAP
Channel, it is specially：It is WAP configuring time division duplex channel on FDD duplex isolation frequency bands.
The terminal using during particular sub-band, with first or Second International's geographic area frequency band dividing mode
Between at least in part share radio-frequency channel resource, be specially：
In the region using Third International's geographic area frequency band dividing mode, terminal is isolated in FDD duplexs
In the Component units of the radio frequency reception channel used in signal receive process on frequency band, at least it is a kind of in the Second International
It is applied in reason region frequency band dividing mode.
When the particular sub-band is FDD duplex isolation frequency bands, configured in the particular sub-band for WAP
Channel, it is specially：FDD duplexs isolation frequency band and the guard band or the up sub-band pairings of FDD are used, and in institute
State and stated on FDD duplex isolation frequency bands for WAP configurating downlink channel, described on guard band or the up sub-bands of FDD
For WAP collocating uplink channel.
The terminal using during particular sub-band, with first or Second International's geographic area frequency band dividing mode
Between at least in part share radio-frequency channel resource, be specially：
In the region using Third International's geographic area frequency band dividing mode, terminal is in the up son frequencies of the FDD
It is at least a kind of in the Component units of the radio frequency transmitting channel used in signal emission process on band or the guard band
It is applied in the frequency band dividing mode of Second International geographic area；Signal of the terminal on FDD duplex isolation frequency bands
In the Component units of radio frequency reception channel used in receive process, at least a kind of frequency band in Second International geographic area
It is applied in dividing mode.
The Component units of the radio frequency transmitting channel include：Emission filter unit, Power Amplifier Unit and up-conversion
Unit；
The Component units of the radio frequency reception channel include：Preselection filter unit, low-noise amplifier unit and lower change
Frequency unit.
Present invention also offers a kind of channel configuration system of shared radio frequency unit, the system includes：Descending sub-band prison
Module, channel configuration module and sharing module are surveyed, wherein：
The downstream bands monitoring modular, in the region using Third International geographic area frequency band dividing mode,
The descending sub-band in second frequency section is monitored, to determine the need on the guard band in first frequency section
Carry out channel configuration；
The channel configuration module, for determining that needs are enterprising in the guard band in the downstream bands monitoring modular
It is WAP configurating channel on the guard band during row channel configuration；
The sharing module, for after the configurating channel, being configured to the radio-frequency channel of terminal, make terminal
With sharing radio frequency during the particular sub-band at least in part between Second International's geographic area frequency band dividing mode
Channel resource.
The channel configuration module, it is additionally operable on the guard band as WAP collocating uplink channel or matches somebody with somebody
Put time division duplex channel.
The descending sub-band monitoring modular, it is additionally operable to determine that the descending sub-band in the second frequency section is in sky
During not busy state, it is determined that needing to carry out channel configuration on the guard band in the first frequency section.
The descending sub-band monitoring modular, is additionally operable to monitor the signal power on descending sub-band, when the letter measured
When number power is less than predetermined threshold, determine that the descending sub-band is in idle condition；Or obtain letter on descending sub-band
Road launch time section prior information, broadcast channel on descending sub-band is using Third International's geographic area frequency band
In the time interval for stopping transmitting in the region of dividing mode, descending sub-band is determined to be in idle condition.
The descending sub-band monitoring modular, it is additionally operable in the region using Third International's geographic area frequency band dividing mode
It is interior, at least one receiver is disposed, receives the transmission signal on descending sub-band, monitors the signal power on descending sub-band,
On the base station being deployed in the region using Third International's geographic area frequency band dividing mode of the receiver；Or also use
In the system acquisition prior information from the configurating channel on descending sub-band.
The sharing module, it is additionally operable to after the configurating channel, the radio-frequency channel of terminal is configured, terminal is existed
It is at least a kind of the in the Component units of the radio frequency transmitting channel used in signal emission process on the guard band
It is applied in two international geographic area frequency band dividing modes；
The Component units of the radio frequency transmitting channel include：Emission filter unit, Power Amplifier Unit and up-conversion
Unit.
The channel arrangement method and system of the shared radio frequency unit of the present invention, using Third International's geographic area frequency band division
In the region of mode, it is determined that the specific son frequency of channel configuration can be carried out in 698MHz~806MHz first frequency section
Band；It is determined that particular sub-band on be WAP configurating channel；After configurating channel, terminal is using the specific son frequency
Share radio-frequency channel money during band at least in part between first or Second International's geographic area frequency band dividing mode
Source.The method of the present invention can be according to the radio-frequency power in the launch channel on adjacent or adjacent frequency bands and/or with external leakage
The size of power/intensity, it is determined whether on guard band it is WAP configurating channel, and in configuration in guard band
On it is channel in use, between the band plan of different international geographic areas shared terminal radio-frequency channel, both realized
Terminal transmission passage is shared, and more fully make use of frequency spectrum.
Brief description of the drawings
Fig. 1 is the channel arrangement method flow chart of the shared radio frequency unit of the present invention；
Fig. 2 is the channel arrangement method schematic diagram of shared radio frequency unit.
Embodiment
The channel arrangement method of the shared radio frequency unit of the present invention as shown in figure 1, including：
Step 101, in the region using Third International geographic area frequency band dividing mode, it is determined that 698MHz~
The particular sub-band of channel configuration can be carried out in 806MHz first frequency section；
Step 102, it is determined that particular sub-band on be WAP configurating channel；
Step 103, after configurating channel, terminal using during particular sub-band, it is geographical with first or the Second International
Radio-frequency channel resource is shared between the frequency band dividing mode of region at least in part.
First, the determination to particular sub-band illustrates, and particularly may be divided into following three kinds of situations：
First, particular sub-band is guard band.
In the region using Third International's geographic area frequency band dividing mode, transmitted if necessary on guard band
Business when, then using guard band as particular sub-band.
2nd, particular sub-band is the up sub-bands of FDD and the descending sub-bands of FDD.
In the region using Third International's geographic area frequency band dividing mode, if necessary to by the FDD of planning
The descending sub-band pairing of the up sub-bands of FDD, the FDD high-end with the FDD downstream spectrums positioned at planning of line frequency spectrum low side uses
When, after expanding the duplex distance between FDD uplink spectrums and FDD downstream spectrums, by the descending son frequency of the up sub-bands of FDD and FDD
Band is used as particular sub-band.
It is to be noted that：Duplex distance between above-mentioned so-called expansion FDD uplink spectrums and FDD downstream spectrums, it is
Expanded for the duplex distance that Third International geographic area is planned on first frequency section.The actual need so done
Seeking Truth：Using the up sub-bands of FDD and FDD descending sub-bands configuration FDD Microcells, this on uplink and downlink sub-band with low
Power emission, so as to reduce the interference to the system outside first frequency section.
3rd, particular sub-band is FDD duplex isolation frequency bands.
It is up if necessary to the FDD using planning in the region using Third International's geographic area frequency band dividing mode
FDD duplexs between frequency spectrum and FDD downstream spectrums isolate frequency band when carrying out data transmission (such as：Use FDD duplex isolation frequency bands
Carry out Microcell covering, the direct communication for carrying out terminal room, the communication for carrying out terminal and sensing device node etc.), the FDD is double
Work isolates frequency band as particular sub-band.
Secondly, corresponding above-mentioned three kinds of situations, in particular sub-band for WAP configurating channel concrete mode such as
Under：
First, particular sub-band is guard band.
In the region using Third International's geographic area frequency band dividing mode, judge that second frequency section includes descending
Whether sub-band is in idle condition, if being in idle condition, believes on guard band for WAP collocating uplink
Road or configuring time division duplex channel.
Wherein, second frequency section is less than 698MHz's and the frequency separation adjacent with first frequency section；Descending son
Frequency band is frequency band that second frequency section includes and that the frequency bandwidth adjacent with guard band is between 8MHz~40MHz.
Specifically, when whether the descending sub-band that above-mentioned disconnected second frequency section includes is in idle condition, can basis
Need to use one kind in the following two kinds mode：
1st, the signal power on descending sub-band is monitored, when the signal power measured is less than predetermined threshold, under judgement
Row sub-band is in idle condition；
Wherein, monitoring the specific method of the signal power on descending sub-band is：Using Third International's geographic area frequency
In region with dividing mode, at least one receiver is disposed, to receive the transmission signal on descending sub-band, monitored with this
Signal power on descending sub-band, wherein, a kind of deployment way of receiver is on the base station being installed in the region.
2nd, obtain the channel on descending sub-band launch time section prior information, the broadcast on descending sub-band
In the time interval that channel stops transmitting in the region using Third International's geographic area frequency band dividing mode, by descending son frequency
Band is judged to being in idle condition.
Wherein, obtain the channel on descending sub-band launch time section prior information when, can use following two
Kind mode：
1) on descending sub-band configurating channel system, by the signal started on descending sub-band launch or stop under
The temporal information (i.e. prior information) of signal transmitting on row sub-band, being sent to needs configurating channel on guard band is
System, specifically, it is sent to the descending sub-band monitoring modular for needing that the system of configurating channel is included on guard band；
2) on descending sub-band configurating channel operator, by the signal started on descending sub-band launch or stop
The temporal information (i.e. prior information) of signal transmitting on descending sub-band, passes to needs configurating channel on guard band
Operator.
In such cases, in the region using Third International's geographic area frequency band dividing mode, terminal is in guard band
On signal emission process used in radio frequency transmitting channel Component units in, at least one kind in Second International's geographic region
It is applied in the frequency band dividing mode of domain
Wherein, the Component units of radio frequency transmitting channel include：Emission filter unit, Power Amplifier Unit and up-conversion
Unit.
2nd, particular sub-band is the up sub-bands of FDD and the descending sub-bands of FDD.
The up sub-bands of FDD and the descending sub-band pairings of FDD are used, and are wireless access on the up sub-bands of FDD
Point collocating uplink channel, on the descending sub-bands of FDD it is WAP configurating downlink channel.
In such cases, in the region using Third International's geographic area frequency band dividing mode, terminal is in the up sons of FDD
In the Component units of the radio frequency transmitting channel used in signal emission process on frequency band, at least it is a kind of in the Second International
It is applied in reason region frequency band dividing mode；Terminal penetrating used in the signal receive process on the descending sub-bands of FDD
It is at least a kind of to be applied in First International's geographic area frequency band dividing mode in the Component units of frequency receiving channel；
Wherein, the Component units of radio frequency transmitting channel include：Emission filter unit, Power Amplifier Unit and up-conversion
Unit；The Component units of radio frequency reception channel include：Preselection filter unit, low-noise amplifier unit and down-converter unit.
3rd, particular sub-band is FDD duplex isolation frequency bands.In such cases, channel configuration has two ways：
1st, it is WAP configuring time division duplex channel on FDD duplex isolation frequency bands.
In such cases, in the region using Third International geographic area frequency band dividing mode, terminal FDD duplexs every
In the Component units of the radio frequency reception channel used in signal receive process on off-frequency band, at least one kind is in the Second International
It is applied in the frequency band dividing mode of geographic area；
Wherein, the Component units of radio frequency reception channel include：Preselection filter unit, low-noise amplifier unit and lower change
Frequency unit.
2nd, FDD duplexs isolation frequency band and the up sub-band pairing of guard band or FDD are used, and isolated in FDD duplexs
It is WAP configurating downlink channel on frequency band, is in WAP configuration on guard band or the up sub-bands of FDD
Row channel.
In such cases, in the region using Third International's geographic area frequency band dividing mode, terminal is in the up sons of FDD
In the Component units of the radio frequency transmitting channel used in signal emission process on frequency band or guard band, at least one kind exists
It is applied in the frequency band dividing mode of Second International geographic area；Signal of the terminal on FDD duplex isolation frequency bands received
It is at least a kind of in the frequency band division side of Second International geographic area in the Component units of radio frequency reception channel used in journey
It is applied in formula；
Wherein, the Component units of radio frequency transmitting channel include：Emission filter unit, Power Amplifier Unit and upper change
Frequency unit；The Component units of radio frequency reception channel include：Preselection filter unit, low-noise amplifier unit and down coversion list
Member.
It is pointed out that the geographic area that above-mentioned First International geographic area is made up of some European countries；Second
The geographic area that international geographic area is made up of some American States；Third International geographic area is by some Asia and peace
The geographic area of country's composition in foreign area.
Illustrate the such scheme of the present invention below by specific embodiment.
ITU is studied the terrestrial broadcast television of different regions for GSM, in different states
Border geographic area generates different frequency spectrum planning modes, as shown in Figure 2：
In Europe, i.e. First International geographic area, the frequency spectrum in the range of 790MHz~862MHz is planned to movement
Communication system uses, and this partial frequency spectrum has been carried out auctioning in some European countries, wherein, frequency band 211 (791MHz~
It is 821MHz) that planning gives FDD system the up frequency band used, figure it is seen that frequency band 211 and proposed by the present invention first
Frequency separation (698MHz~806MHz) exists overlapping；
In North America, i.e. Second International geographic area, sub-band 209 (698MHz~716MHz) and (728MHz of sub-band 210
~746MHz and 746MHz~758MHz) it is to plan the upstream band and downstream bands used to land mobile communication system, from
Fig. 2 can be seen that this partial-band also exist with first frequency section (698MHz~806MHz) proposed by the present invention it is overlapping；
In the Asian-Pacific area, i.e. Third International geographic area, there is two in first frequency section (698MHz~806MHz)
Kind frequency planning：A kind of is that the sub-band 206 (703MHz~803MHz) in first frequency section is used for into TDD system, Yi Zhongshi
By the sub-band 207 (703MHz~748MHz) in first frequency section and sub-band 208 (758MHz~803MHz) in a manner of FDD
Use.
Planned for the frequency spectrum of Third International geographic area, either to the TDD frequency spectrum planning used or in a manner of FDD
The frequency spectrum planning used, in sub-band 206 and ground TV broadcast sub-band 201 (i.e. the descending sub-band in second frequency section)
Between, or between sub-band 207 and ground TV broadcast sub-band 201, all in the presence of (a 698MHz of guard band 202
~703MHz).In addition, in the frequency spectrum planning of Third International geographic area, also deposited corresponding to the frequency spectrum planning that FDD modes use
It is not utilized in a sub-band 205 (748MHz~758MHz), between the sub-band 205 as FDD uplink and downlink frequency spectrums
FDD duplex isolation frequency band.
In first frequency section, in order to improve frequency spectrum service efficiency, except needing solve sub-band 202 and sub-band
205 Utilizing question, it is also necessary to consider how to solve channel of the configuration in first frequency section to configuring in first frequency area
Between outside and adjacent with first frequency section or similar channel interference, specifically, seek to solve the up sons of FDD
The interference of receiver on the subbands 201 of frequency band 203, and solve the descending sub-bands 204 of FDD to 806MHz~824MHz
The interference of the receiver of band internal administration.The thinking for solving this problem is：By the descending son frequency of the up sub-bands 203 of FDD and FDD
The pairing of band 204 uses, and is covered for Microcell, so as to reduce on the up sub-bands 203 of FDD and the descending sub-bands 204 of FDD
Transmission power, the interference to adjacent channel is reduced, but the descending sub-bands 204 of the up sub-band 203 and FDD of this FDD are matched somebody with somebody
Duplex distance causing FDD uplink and downlink frequency spectrums the mode used is beyond the sub-band 207 of planning and pair of sub-band 208
Work distance, cause the extension of duplex distance so that the terminal planned and designed in accordance with the frequency spectrum of Third International geographic area can not
Work.
Scheme proposed by the present invention can solve the Utilizing question of sub-band 202 and sub-band 205 and it is above-mentioned duplex away from
From extension caused by accordance with Third International geographic area frequency spectrum plan and design terminal can not work the problem of.
Embodiment one, the scene that particular sub-band is guard band.
Referring to Fig. 2, in the present embodiment, guard band is the guard band 202 shown in Fig. 2.Using Fig. 2 sub-bands
In the frequency band splitting scheme of TDD modes shown in 206 or in the FDD modes shown in use sub-band 207 and sub-band 208
Band plan scheme in, the configurating channel on guard band 202 in the following way：
Judge the descending sub-band 201 that second frequency section includes (less than 698MHz and adjacent with first frequency section)
Whether (adjacent with guard band 202) is in idle condition, if being in idle condition, then be on guard band 202 just
WAP collocating uplink channel or configuring time division duplex channel.
Further, in signal emission process of the terminal on guard band 202, guard band 202 and sub-band 209
The Component units of following radio frequency transmitting channel can be shared between (Second International's geographic area frequency band dividing mode)：
1st, emission filter unit corresponding with sub-band 209；2nd, Power Amplifier Unit；3rd, upconverting unit.
Embodiment two, the scene that particular sub-band is the up sub-bands of FDD and the descending sub-bands of FDD.
In the present embodiment, referring to Fig. 2, in the region using Third International's geographic area frequency band dividing mode, by position
It is descending in the up sub-bands 203 of FDD of the FDD uplink spectrum low sides of the planning FDD high-end with the FDD downstream spectrums positioned at planning
The pairing of sub-band 204 uses, and the collocating uplink channel on the up sub-bands 203 of FDD, is configured on the descending sub-bands 204 of FDD
Down channel.
Further, in signal emission process of the terminal on the up sub-bands 203 of FDD, up of sub-band 203 of FDD
The Component units of following radio frequency transmitting channel can be shared between frequency band 209 (Second International's geographic area frequency band dividing mode)：1、
Emission filter unit corresponding with sub-band 209；2nd, Power Amplifier Unit；3rd, upconverting unit；
In signal receive process of the terminal on the descending sub-bands 204 of FDD, the descending sub-bands 204 of FDD and sub-band 211
The Component units of following radio frequency transmitting channel can be shared between (Second International's geographic area frequency band dividing mode)：1 and sub-band
Preselection filter unit corresponding to 210；2nd, low-noise amplifier unit corresponding with sub-band 210；3rd, down-converter unit.
Embodiment three, particular sub-band are the scene of FDD duplex isolation frequency bands.
In the present embodiment, referring to Fig. 2, in the region using Third International's geography frequency spectrum planning mode, by FDD duplexs
Isolate frequency band, i.e. sub-band 205 configurating channel as follows：
1st, it is WAP configuring time division duplex channel on sub-band 205.
Further, in signal receive process of the terminal on sub-band 205, sub-band 205 and sub-band 210 (second
International geographic area frequency band dividing mode) between can share the Component units of following radio frequency transmitting channel：1st, it is right with sub-band 210
The preselection filter unit answered；2nd, low-noise amplifier unit corresponding with sub-band 210；3rd, down-converter unit.
2nd, sub-band 205 and guard band 202 or the up sub-bands 203 of FDD are matched into use, and in sub-band 205
Upper configurating downlink channel, the collocating uplink channel on guard band 202 or the up sub-bands 203 of FDD.
Further, in signal emission process of the terminal on the up sub-bands 203 of FDD or guard band 202, on FDD
It can be shared between row sub-band 203 or guard band 202 and sub-band 209 (Second International's geographic area frequency band dividing mode)
The Component units of following radio frequency transmitting channel：1st, emission filter unit corresponding with sub-band 209；2nd, power amplifier list
Member；3rd, upconverting unit；
In signal receive process of the terminal on sub-band 205, sub-band 205 and the (Second International's geographic region of sub-band 210
Domain frequency band dividing mode) between can share the Component units of following radio frequency transmitting channel：1st, pre-selection filter corresponding with sub-band 210
Ripple device unit；2nd, low-noise amplifier unit corresponding with sub-band 210；3rd, down-converter unit.
In order to realize the above method, present invention also offers a kind of channel configuration system of shared radio frequency unit, including：Under
Row sub-band monitoring modular, channel configuration module and sharing module, wherein：
Downstream bands monitoring modular, in the region using Third International's geographic area frequency band dividing mode, monitoring
Descending sub-band in second frequency section, to determine the need for carrying out channel on the guard band in first frequency section
Configuration；
Channel configuration module, for determining to need to carry out channel configuration on guard band in downstream bands monitoring modular
When, it is WAP configurating channel on guard band；
Sharing module, for after configurating channel, being configured to the radio-frequency channel of terminal, terminal is set to use specific son
Share radio-frequency channel resource during frequency band at least in part between Second International's geographic area frequency band dividing mode.
Further, channel configuration module, be additionally operable on guard band as WAP collocating uplink channel or
Configuring time division duplex channel.
Descending sub-band monitoring modular, it is additionally operable to determine that the descending sub-band in second frequency section is in idle condition
When, it is determined that needing to carry out channel configuration on the guard band in first frequency section.
Descending sub-band monitoring modular, it is additionally operable to monitor the signal power on descending sub-band, when the signal work(measured
When rate is less than predetermined threshold, determine that descending sub-band is in idle condition；Or obtain the transmitting of the channel on descending sub-band
The prior information of time interval, the broadcast channel on descending sub-band is using Third International's geographic area frequency band dividing mode
Region in stop transmitting time interval in, descending sub-band is determined to be in idle condition.
Descending sub-band monitoring modular, it is additionally operable in the region using Third International's geographic area frequency band dividing mode,
At least one receiver is disposed, receives the transmission signal on descending sub-band, the signal power on descending sub-band is monitored, connects
On the base station being deployed in the region using Third International's geographic area frequency band dividing mode of receipts machine；Or be additionally operable to from
The system of configurating channel obtains prior information on descending sub-band.
Sharing module, it is additionally operable to after configurating channel, the radio-frequency channel of terminal is configured, makes terminal in guard band
On signal emission process used in radio frequency transmitting channel Component units in, at least one kind in Second International's geographic region
It is applied in the frequency band dividing mode of domain；
The Component units of the radio frequency transmitting channel include：Emission filter unit, Power Amplifier Unit and up-conversion
Unit.
Claims (20)
1. a kind of channel arrangement method of shared radio frequency unit, it is characterised in that this method includes：
In the region using Third International's geographic area frequency band dividing mode, it is determined that in 698MHz~806MHz first frequency
The particular sub-band of channel configuration can be carried out in section；
It is determined that the particular sub-band on be WAP configurating channel；
After the configurating channel, terminal is during using the particular sub-band, with first or Second International geographic area
Radio-frequency channel resource is shared between frequency band dividing mode at least in part.
2. the channel arrangement method of radio frequency unit is shared according to claim 1, it is characterised in that the particular sub-band is
Guard band or the up sub-bands of FDD and the descending sub-bands of FDD or FDD duplex isolation frequency band.
3. the channel arrangement method of radio frequency unit is shared according to claim 2, it is characterised in that
In the region using Third International's geographic area frequency band dividing mode, if necessary to transmit industry on guard band
During business, using the guard band as the particular sub-band.
4. the channel arrangement method of radio frequency unit is shared according to claim 3, it is characterised in that the particular sub-band is
It is WAP configurating channel in the particular sub-band during guard band, is specially：
In the region using Third International's geographic area frequency band dividing mode, judge that second frequency section includes descending
Whether sub-band is in idle condition, if being in idle condition, in WAP configuration on the guard band
Row channel or configuring time division duplex channel；
The second frequency section is less than 698MHz's and the frequency separation adjacent with the first frequency section；Under described
Row sub-band is that the second frequency section includes and the frequency bandwidth adjacent with the guard band is in 8MHz~40MHz
Between frequency band.
5. the channel arrangement method of radio frequency unit is shared according to claim 4, it is characterised in that the terminal is using special
During sub-band, shared radio frequency leads at least in part between first or Second International's geographic area frequency band dividing mode
Road resource, it is specially：
In the region using Third International's geographic area frequency band dividing mode, signal of the terminal on the guard band
It is at least a kind of to be drawn in Second International's geographic area frequency band in the Component units of radio frequency transmitting channel used in emission process
It is applied in point mode.
6. the channel arrangement method of radio frequency unit is shared according to claim 2, it is characterised in that
In the region using Third International's geographic area frequency band dividing mode, if necessary to by the FDD of planning
The descending sub-band pairing of the up sub-bands of FDD, the FDD high-end with the FDD downstream spectrums positioned at planning of line frequency spectrum low side uses
When, after expanding the duplex distance between the FDD uplink spectrums and the FDD downstream spectrums, by the up sub-bands of the FDD and
The descending sub-bands of FDD are as the particular sub-band.
7. the channel arrangement method of radio frequency unit is shared according to claim 6, it is characterised in that the particular sub-band is
It is WAP configurating channel in the particular sub-band when the up sub-bands of FDD and the descending sub-bands of FDD, is specially：
The up sub-bands of the FDD and the descending sub-band pairings of FDD are used, and are wireless on the up sub-bands of the FDD
Access point collocating uplink channel, on the descending sub-bands of the FDD it is WAP configurating downlink channel.
8. the channel arrangement method of radio frequency unit is shared according to claim 7, it is characterised in that the terminal is using special
During sub-band, shared radio frequency leads at least in part between first or Second International's geographic area frequency band dividing mode
Road resource, it is specially：
In the region using Third International's geographic area frequency band dividing mode, terminal is on the up sub-bands of the FDD
Signal emission process used in radio frequency transmitting channel Component units in, at least one kind in Second International geographic area
It is applied in frequency band dividing mode；Radio frequency of the terminal used in the signal receive process on the descending sub-bands of the FDD
It is at least a kind of to be applied in First International's geographic area frequency band dividing mode in the Component units of receiving channel.
9. the channel arrangement method of radio frequency unit is shared according to claim 2, it is characterised in that
It is up if necessary to the FDD using planning in the region using Third International's geographic area frequency band dividing mode
When FDD duplexs between frequency spectrum and FDD downstream spectrums isolates frequency band and carried out data transmission, by FDD duplex isolation frequency band works
For the particular sub-band.
10. the channel arrangement method of radio frequency unit is shared according to claim 9, it is characterised in that the particular sub-band
It is WAP configurating channel in the particular sub-band when isolating frequency band for FDD duplexs, is specially：It is double in the FDD
It is WAP configuring time division duplex channel on work isolation frequency band.
11. the channel arrangement method of radio frequency unit is shared according to claim 10, it is characterised in that the terminal is using
During particular sub-band, radio frequency is shared at least in part between first or Second International's geographic area frequency band dividing mode
Channel resource, it is specially：
In the region using Third International's geographic area frequency band dividing mode, terminal is in FDD duplex isolation frequency bands
On signal receive process used in radio frequency reception channel Component units in, at least one kind in Second International's geographic region
It is applied in the frequency band dividing mode of domain.
12. the channel arrangement method of radio frequency unit is shared according to claim 9, it is characterised in that the particular sub-band
It is WAP configurating channel in the particular sub-band when isolating frequency band for FDD duplexs, is specially：The FDD is double
Work is isolated frequency band and used with the guard band or the up sub-band pairings of FDD, and is nothing on FDD duplex isolation frequency bands
Line access point configurating downlink channel, it is described state on guard band or the up sub-bands of FDD for WAP collocating uplink believe
Road.
13. the channel arrangement method of radio frequency unit is shared according to claim 12, it is characterised in that the terminal is using
During particular sub-band, radio frequency is shared at least in part between first or Second International's geographic area frequency band dividing mode
Channel resource, it is specially：
In the region using Third International's geographic area frequency band dividing mode, terminal in the up sub-bands of the FDD or
It is at least a kind of the in the Component units of the radio frequency transmitting channel used in signal emission process on the guard band
It is applied in the frequency band dividing mode of two international geographic areas；Signal of the terminal on FDD duplex isolation frequency bands receives
During used radio frequency reception channel Component units in, at least a kind of frequency band in Second International geographic area divides
It is applied in mode.
14. according to the channel arrangement method of the shared radio frequency unit of claim 5,8,11 or 13, it is characterised in that
The Component units of the radio frequency transmitting channel include：Emission filter unit, Power Amplifier Unit and upconverting unit；
The Component units of the radio frequency reception channel include：Preselection filter unit, low-noise amplifier unit and down coversion list
Member.
15. a kind of channel configuration system of shared radio frequency unit, it is characterised in that the system includes：Descending sub-band monitors mould
Block, channel configuration module and sharing module, wherein：
The downstream bands monitoring modular, in the region using Third International's geographic area frequency band dividing mode, monitoring
The descending sub-band in second frequency section, to determine the need for carrying out on the guard band in first frequency section
Channel configuration；
The channel configuration module, for determining to need to carry out letter on the guard band in the downstream bands monitoring modular
It is WAP configurating channel on the guard band when road configures；
The sharing module, for after the configurating channel, being configured to the radio-frequency channel of terminal, make terminal using special
During sub-band, with radio-frequency channel money is shared between Second International geographic area frequency band dividing mode at least in part
Source.
16. the channel configuration system of radio frequency unit is shared according to claim 15, it is characterised in that
The channel configuration module, it is additionally operable to when on the guard band being WAP collocating uplink channel or configuration
Divide duplex channel.
17. the channel configuration system of shared radio frequency unit according to claim 15, it is characterised in that
The descending sub-band monitoring modular, it is additionally operable to determine that the descending sub-band in the second frequency section is in idle shape
During state, it is determined that needing to carry out channel configuration on the guard band in the first frequency section.
18. the channel configuration system of shared radio frequency unit according to claim 17, it is characterised in that
The descending sub-band monitoring modular, is additionally operable to monitor the signal power on descending sub-band, when the signal work(measured
When rate is less than predetermined threshold, determine that the descending sub-band is in idle condition；Or obtain channel on descending sub-band
Launch time section prior information, broadcast channel on descending sub-band is using Third International's geographic area frequency band division
In the time interval for stopping transmitting in the region of mode, descending sub-band is determined to be in idle condition.
19. the channel configuration system of shared radio frequency unit according to claim 18, it is characterised in that
The descending sub-band monitoring modular, it is additionally operable in the region using Third International's geographic area frequency band dividing mode,
At least one receiver is disposed, receives the transmission signal on descending sub-band, monitors the signal power on descending sub-band, it is described
On the base station being deployed in the region using Third International's geographic area frequency band dividing mode of receiver；Or be additionally operable to from
The system of configurating channel obtains the prior information on descending sub-band.
20. the channel configuration system of shared radio frequency unit according to claim 15, it is characterised in that
The sharing module, it is additionally operable to after the configurating channel, the radio-frequency channel of terminal is configured, makes terminal described
In the Component units of the radio frequency transmitting channel used in signal emission process on guard band, at least one kind is in the second state
It is applied in the frequency band dividing mode of border geographic area；
The Component units of the radio frequency transmitting channel include：Emission filter unit, Power Amplifier Unit and upconverting unit.
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| CN201110344922.0A CN103096331B (en) | 2011-11-04 | 2011-11-04 | A kind of channel arrangement method and system of shared radio frequency unit |
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| CN105978676B (en) * | 2016-06-30 | 2019-05-17 | 维沃移动通信有限公司 | A kind of method and mobile terminal of the transmission of frequency band data |
| CN112394326A (en) * | 2019-08-16 | 2021-02-23 | 华为技术有限公司 | Signal transmitting method and device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101667946A (en) * | 2008-09-03 | 2010-03-10 | 中兴通讯股份有限公司 | Wireless access network, terminal, frequency spectrum using/multiplexing method and communication implementation method |
| CN101778392A (en) * | 2009-01-08 | 2010-07-14 | ***通信集团公司 | Method and equipment for using guard band |
| CN101969646A (en) * | 2009-07-28 | 2011-02-09 | 鼎桥通信技术有限公司 | Carrier power sharing method and device of multi-frequency band mixed cell |
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| WO2007146017A2 (en) * | 2006-06-06 | 2007-12-21 | Sr Télécom & Co, S.E.C. | Utilizing guard band between fdd and tdd wireless systems |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101667946A (en) * | 2008-09-03 | 2010-03-10 | 中兴通讯股份有限公司 | Wireless access network, terminal, frequency spectrum using/multiplexing method and communication implementation method |
| CN101778392A (en) * | 2009-01-08 | 2010-07-14 | ***通信集团公司 | Method and equipment for using guard band |
| CN101969646A (en) * | 2009-07-28 | 2011-02-09 | 鼎桥通信技术有限公司 | Carrier power sharing method and device of multi-frequency band mixed cell |
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