CN108174444A - Sprocket bit transmission method based on distributed system, device and system - Google Patents
Sprocket bit transmission method based on distributed system, device and system Download PDFInfo
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- CN108174444A CN108174444A CN201810083771.XA CN201810083771A CN108174444A CN 108174444 A CN108174444 A CN 108174444A CN 201810083771 A CN201810083771 A CN 201810083771A CN 108174444 A CN108174444 A CN 108174444A
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- sprocket bit
- unit
- extension unit
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
Abstract
The present invention relates to the sprocket bit transmission method based on distributed system, a device and system, method includes the following steps：The configuration information that Base Band Unit is sent in distributed system is received, configuration information includes the report cycle information of sprocket bit and caches temporal information and the transmission symbol for returning sprocket bit；The sprocket bit of each extension unit under cell altogether is cached in report cycle according to report cycle information and caching temporal information；The sprocket bit that each extension unit caches is back to Base Band Unit one by one by transmitting symbol.The sprocket bit of each extension unit can be carried out by separated transmission by above-mentioned symbol transmission mode, transmission mode is simple, without increasing upstream bandwidth, reduces cost.In addition, Base Band Unit can detect the sprocket bit intensity of each extension unit, then positioned according to each sprocket bit intensity, positioning result is more accurate.
Description
Technical field
The present invention relates to wireless communication technique fields, are transmitted more particularly to a sprocket bit based on distributed system
Methods, devices and systems.
Background technology
At present, the location technology of terminal increasingly attracts much attention in mobile communications network, based on location-based service
Using flourishing, different social sectors, such as navigation Service, location push and association search, big data row are penetrated into
For etc., in data age, the various information service come by location information derivative will cut a conspicuous figure, this will further highlight positioning
The importance of technology.
Distributed system is generally made of Base Band Unit and extension unit or by base station unit, expanding element and zooms out
Unit forms, and can be widely used in the mobile communications network covering of indoor and outdoor, MPS process altogether can be achieved between more extension units,
Can the big section of reality covered without switching.However, distributed system generally use out-hole run symbol is positioned, using uplink
It measures when symbol is positioned firstly the need of cell localization symbol transmission will be total to base station unit, transmission plan is by common cell
Under pass base band back again after each extension unit symbol merging and handled, after Baseband Receiver to symbol, each zoom out can not be recognized
The respective symbol of unit, this will cause measurement granularity that can only arrive cell-level, and positioning accuracy be influenced, in order to realize the positioning of more precision
Effect needs, by the separation of sprocket bit in each extension unit under cell common in distributed system, to make Base Band Unit that can recognize respectively
Measured value of a extension unit about same terminal.In the terminal positioning technology of currently used Distributed coverage system, mainly
Base station unit is transmitted to again after the respective symbol of each extension unit is detached using front end Symbol division passback method to be determined
Sprocket bit is transmitted in position using uplink free time TTI in TDD system, however Symbol division passback method needs in front end increase back
Bandwidth is passed, and then increases cost；Uplink free time TTI methods complexity is high and poor for applicability.
Invention content
Based on this, it is necessary to need to increase upstream bandwidth for current front end Symbol division passback method and then increase cost
The problem of, the sprocket bit transmission method based on distributed system, a device and system are provided.
On the one hand, a sprocket bit transmission method based on distributed system, the party are provided in the embodiment of the present application
Method includes the following steps：
The configuration information that Base Band Unit is sent in the distributed system is received, the configuration information includes sprocket bit
Report cycle information and caching temporal information and the transmission symbol for returning the sprocket bit；
Each extension unit under cell altogether is cached in report cycle according to the report cycle information and caching temporal information
Sprocket bit；
The sprocket bit that each extension unit caches is back to by the Base Band Unit by the transmission symbol one by one.
In another aspect, a sprocket bit transmission method based on distributed system is provided in the embodiment of the present application, it should
Method includes the following steps：
Configuration information is sent to buffer unit, the configuration information include report cycle information, preset transmission symbol and
Sprocket bit caches time information；Wherein, the buffer unit is in each extension unit in distributed system or distributed system
Each expanding element being connect with each extension unit, the configuration information are used to indicate the buffer unit according to the report cycle
Information and caching temporal information cache the sprocket bit of each extension unit under cell altogether in report cycle, and pass through the transmission
The sprocket bit of each extension unit caching is back to the Base Band Unit by symbol one by one；
The sprocket bit of each extension unit caching that the buffer unit is sent is received, and extracts each drawing one by one
The sprocket bit of remote unit caches.
On the other hand, a sprocket bit transmitting device based on distributed system is additionally provided in the embodiment of the present application,
The device includes：
Information receiving module, for receiving the configuration information that Base Band Unit is sent in the distributed system, the configuration
Information includes the report cycle information of sprocket bit and caches temporal information and accorded with for returning the transmission of the sprocket bit
Number；
Symbol cache module, for being cached in report cycle altogether according to the report cycle information and caching temporal information
The sprocket bit of each extension unit under cell；
Symbol transmission module returns the sprocket bit of each extension unit caching for passing through the transmission symbol one by one
Reach the Base Band Unit.
A sprocket bit transmitting device based on distributed system is provided in the embodiment of the present application, which includes：
Information sending module, for sending configuration information to buffer unit, the configuration information include report cycle information,
Preset transmission symbol and sprocket bit caching time information；Wherein, the buffer unit is respectively zooms out list in distributed system
Each expanding element being connect in member or distributed system with each extension unit, the configuration information are used to indicate the buffer unit
The finger URL of each extension unit under cell altogether is cached in report cycle according to the report cycle information and caching temporal information
Number, and pass through the transmission symbol and the sprocket bit of each extension unit caching is back to the Base Band Unit one by one；
Symbol receiving module, for receiving the sprocket bit of each extension unit caching that the buffer unit is sent
Symbol extraction module, for extracting the sprocket bit of each extension unit caching one by one.
In addition, a sprocket bit Transmission system based on distributed system is additionally provided in the embodiment of the present application, including：
Base Band Unit and each extension unit；Each extension unit is connect respectively with the Base Band Unit；Or each extension unit leads to
It crosses cascade system and connects the Base Band Unit；
The Base Band Unit is used to perform following methods step：
Configuration information is sent to buffer unit, the configuration information include report cycle information, preset transmission symbol and
Sprocket bit caches time information；Wherein, the buffer unit is in each extension unit in distributed system or distributed system
Each expanding element being connect with each extension unit, the configuration information are used to indicate the buffer unit according to the report cycle
Information and caching temporal information cache the sprocket bit of each extension unit under cell altogether in report cycle, and pass through the transmission
The sprocket bit of each extension unit caching is back to the Base Band Unit by symbol one by one；
The sprocket bit of each extension unit caching that the buffer unit is sent is received, and extracts each drawing one by one
The sprocket bit of remote unit caches；
Each extension unit is used to perform following methods step：
The configuration information that Base Band Unit is sent in the distributed system is received, the configuration information includes sprocket bit
Report cycle information and caching temporal information and the transmission symbol for returning the sprocket bit；
Each extension unit under cell altogether is cached in report cycle according to the report cycle information and caching temporal information
Sprocket bit；
The sprocket bit that each extension unit caches is back to by the Base Band Unit by the transmission symbol one by one.
In addition, a sprocket bit Transmission system based on distributed system is additionally provided in the embodiment of the present application, including：
Base Band Unit, each expanding element and each extension unit；Each expanding element cascade, and pass through one of them described expanding element
Connect the Base Band Unit；And each extension unit is connect respectively with each expanding element；Or each extension unit leads to
It crosses cascade system and connects each expanding element；
The Base Band Unit is used to perform following methods step：
Configuration information is sent to buffer unit, the configuration information include report cycle information, preset transmission symbol and
Sprocket bit caches time information；Wherein, the buffer unit is in each extension unit in distributed system or distributed system
Each expanding element being connect with each extension unit, the configuration information are used to indicate the buffer unit according to the report cycle
Information and caching temporal information cache the sprocket bit of each extension unit under cell altogether in report cycle, and pass through the transmission
The sprocket bit of each extension unit caching is back to the Base Band Unit by symbol one by one；
The sprocket bit of each extension unit caching that the buffer unit is sent is received, and extracts each drawing one by one
The sprocket bit of remote unit caches；
Each expanding element is used to perform following methods step：
The configuration information that Base Band Unit is sent in the distributed system is received, the configuration information includes sprocket bit
Report cycle information and caching temporal information and the transmission symbol for returning the sprocket bit；
Each extension unit under cell altogether is cached in report cycle according to the report cycle information and caching temporal information
Sprocket bit；
The sprocket bit that each extension unit caches is back to by the Base Band Unit by the transmission symbol one by one.
The above-mentioned sprocket bit transmission method based on distributed system, device and system, Base Band Unit are sent with confidence
It ceases to buffer unit, the report cycle information of sprocket bit of the buffer unit in configuration information and caching temporal information caching
The sprocket bit of each extension unit under common cell, and will respectively be zoomed out according to the transmission symbol of the passback sprocket bit in configuration information
The sprocket bit of unit caches is transmitted to Base Band Unit one by one, it is achieved thereby that the separated transmission of each sprocket bit, Base Band Unit
The sprocket bit received is extracted again.It can be by the sprocket bit of each extension unit by above-mentioned symbol transmission mode
Separated transmission is carried out, transmission mode is simple, without increasing upstream bandwidth, reduces cost.In addition, Base Band Unit can detect often
Then the sprocket bit intensity of one extension unit is positioned according to each sprocket bit intensity, positioning result is more
Accurately.
Description of the drawings
Fig. 1 is the distributed system network topological diagram of the embodiment of the present invention；
Fig. 2 is the distributed system network topological diagram of the embodiment of the present invention；
Fig. 3 is the flow of sprocket bit transmission method in one of the embodiments based on distributed system of the present invention
Schematic diagram；
Fig. 4 is the flow of sprocket bit transmission method in one of the embodiments based on distributed system of the present invention
Schematic diagram；
Fig. 5 is the flow of sprocket bit transmission method in one of the embodiments based on distributed system of the present invention
Schematic diagram；
Fig. 6 is that buffer unit transmits the time diagram of the sprocket bit of each extension unit in one of the embodiments；
Fig. 7 is that buffer unit transmits the time diagram of the sprocket bit of each extension unit in one of the embodiments；
Fig. 8 is the flow of sprocket bit transmission method in one of the embodiments based on distributed system of the present invention
Schematic diagram；
Fig. 9 is that buffer unit transmits the time diagram of the sprocket bit of each extension unit in one of the embodiments；
Figure 10 is that buffer unit transmits the time diagram of the sprocket bit of each extension unit in one of the embodiments；
Figure 11 is the stream of sprocket bit transmission method in one of the embodiments based on distributed system of the present invention
Journey schematic diagram；
Figure 12 is the stream of sprocket bit transmitting device in one of the embodiments based on distributed system of the present invention
Journey schematic diagram.
Specific embodiment
Present disclosure is described in further detail below in conjunction with preferred embodiment and attached drawing.Obviously, hereafter institute
The embodiment of description is only used for explaining the present invention rather than limitation of the invention.Based on the embodiments of the present invention, this field is general
Logical technical staff all other embodiments obtained without making creative work belong to what the present invention protected
Range.It should be noted that illustrating only part related to the present invention rather than full content for ease of description, in attached drawing.
Fig. 1 is distributed system network topological diagram in the embodiment of the present invention, and one of cell is arranged with a base band
Unit, the Base Band Unit establish a connection with one or more extension units, and connection mode can be extension unit and base band
Unit is directly connected to or is connect between extension unit by cascade mode with Base Band Unit, and Fig. 1 gives extension unit
00th, extension unit 01 ..., extension unit 0K ... extension units M0, extension unit M1...... extension units M0
Connect by cascade mode with Base Band Unit, terminal or equipment to be positioned under cell, what terminal or equipment to be positioned were sent
Sprocket bit can be received by all extension units, can also be received by part extension unit, and will by extension unit
Each sprocket bit measured is sent to Base Band Unit, and Base Band Unit determines terminal to be positioned according to each sprocket bit received
Location information or Base Band Unit multiple measurement results are sent to location Calculation server, by location Calculation service
Device determines the location information of terminal to be positioned according to each sprocket bit of terminal to be positioned.Wherein, it is shown in FIG. 1 to be positioned
The measurement work of terminal is done by extension unit, in specific implementation, in addition to the measurement work for treating positioning terminal is by drawing
Remote unit except doing, can also treat positioning terminal by expanding element and measure.So, if treating the survey of positioning terminal
Measuring work is done by expanding element, and Fig. 2 schematically illustrates another distributed system net provided in an embodiment of the present invention
Network topological diagram, as shown in Fig. 2, including a Base Band Unit, multiple expanding elements and multiple extension units, wherein expanding element 0,
Expanding element 1 ... expanding elements N is cascaded, and is passed through expanding element 0 and connect with Base Band Unit；Wherein each extension is single
First multiple extension units of cascade, as shown in Fig. 2, extension unit 000 ... extension units 00K ... extension unit
0M0 ... extension unit 0MK is cascaded respectively with expanding element 0；Extension unit 100 ... extension units 10K ... it draws
Remote unit 1M0 ... extension unit 1MK is cascaded respectively with expanding element 1；... extension units N00 ... zooms out list
First N0K ... extension unit NM0 ... extension unit NMK is cascaded respectively with expanding element N.
Fig. 3 is the flow signal of the sprocket bit transmission method based on distributed system of the present invention in one embodiment
Figure, as shown in figure 3, the embodiment of the present invention is illustrated from buffer unit angle, wherein buffer unit can respectively be zoomed out
Unit or each expanding element being connect with each extension unit.The sprocket bit based on distributed system in the embodiment of the present invention passes
Transmission method includes the following steps：
Step S110, receives the configuration information that Base Band Unit is sent in distributed system, and configuration information includes sprocket bit
Report cycle information and the caching temporal information and transmission symbol for returning sprocket bit.
Specifically, Base Band Unit sends configuration information to buffer unit, and wherein configuration information includes reporting for sprocket bit
Cycle information, cache-time information and the transmission symbol for returning positioning signal.Report cycle refers to institute in each extension unit
There is sprocket bit to be acquired and be back to the required time of Base Band Unit, report cycle information is a kind of record report cycle
Message, data etc. are used to indicate each extension unit and return various information or signal etc. to Base Band Unit.Transmission symbol refers to one
It is used for transmitting signal or a kind of symbol of information in a report cycle, wherein transmission symbol is different according to standard, it can be with time slot, son
Transmission granularity such as frame, radio frames etc..For example, in specifically example is applied, transmitted using localized delivery symbol or free transfer symbol
Sprocket bit.Localized delivery symbol refers to be used for transmission the symbol of sprocket bit, and free transfer symbol refers to not carry any letter
Number symbol, can be used for transmit sprocket bit or other kinds of signal etc..In addition, sprocket bit can have multiple, example
Such as include sprocket bit 1, sprocket bit 2 ... sprocket bit N.Sprocket bit caching time information includes each sprocket bit
Minute information, be mainly used for indicating that extension unit caches each sprocket bit corresponding at the time of.
Step S120 is cached in report cycle according to report cycle information and caching temporal information and is respectively zoomed out under cell altogether
The sprocket bit of unit.
Specifically, each extension unit delays according to report cycle information and sprocket bit caching time information in report cycle
Deposit the sprocket bit of each extension unit under common cell.One of distributed system can regard a cell as, each under cell altogether
Extension unit refers to for each extension unit in same distributed system.
The sprocket bit that each extension unit caches is back to Base Band Unit by step S130 one by one by transmitting symbol.
Buffer unit is after the sprocket bit of each extension unit is cached, then by transmitting symbol by each extension unit
Sprocket bit be transmitted to Base Band Unit one by one.Wherein, transmission symbol includes localized delivery symbol and/or free transfer symbol,
Wherein localized delivery symbol is arranged alternately with free transfer symbol, transmission that free transfer symbol is usually fixed or reserved
Symbol, available for transmission sprocket bit or other general data symbols.Sprocket bit can only be used for transmitting sprocket bit.Caching
Each sprocket bit can be transmitted to Base Band Unit one by one by unit by localized delivery symbol；Buffer unit can be passed by positioning
Each sprocket bit is directly transmitted to base band by defeated symbol and free transfer symbol combination one by one by free transfer symbol
Unit, wherein each localized delivery symbol or free transfer symbol can only transmit a sprocket bit.
In addition, sprocket bit can be one or more, a buffer unit can cache one or more positioning letter
Number.Each in each extension unit (i.e. all) sprocket bits can be cached and finish and then will respectively zoom out by buffer unit
Each sprocket bit cached in unit is transmitted to Base Band Unit one by one；Or buffer unit can will appoint in each extension unit
After one sprocket bit caching finishes, any of each extension unit sprocket bit is first transmitted to base band by buffer unit one by one
Unit, after completion of the transmission, buffer unit cache, then transmit next sprocket bit in each extension unit, according to
It is secondary to analogize, until by the sprocket bit end of transmission of each in each extension unit (i.e. all).
The above-mentioned sprocket bit transmission method based on distributed system, it is single to caching that Base Band Unit sends configuration information
Member, the report cycle information and caching temporal information of sprocket bit of the buffer unit in configuration information are cached under cell altogether respectively
The sprocket bit of extension unit, and cache each extension unit according to the transmission symbol of passback sprocket bit in configuration information
Sprocket bit is transmitted to Base Band Unit one by one, it is achieved thereby that the separated transmission of each sprocket bit, Base Band Unit is again to receiving
Sprocket bit extract.The sprocket bit of each extension unit can be carried out by separation biography by above-mentioned symbol transmission mode
Defeated, transmission mode is simple, without increasing upstream bandwidth, reduces cost.In addition, Base Band Unit can detect that each zooms out list
The sprocket bit intensity of member, is then positioned, positioning result is more accurate according to each sprocket bit intensity.
Transmission symbol includes localized delivery symbol and/or free transfer symbol in one of the embodiments,.
Specifically, localized delivery symbol refers to be used for transmission the symbol of sprocket bit, and free transfer symbol refers to not carry
The symbol of any signal can be used for transmitting sprocket bit or other kinds of signal etc..In the present embodiment, it may be used
Any one in localized delivery symbol, free transfer symbol transmits sprocket bit；Transmission symbol and free time can also be used
Transmission symbol with reference to mode transmit sprocket bit, further improve sprocket bit transmission rate.
In one of the embodiments, as shown in figure 4, by transmit symbol by the sprocket bit that each extension unit caches by
One is back to Base Band Unit, including:
The sprocket bit that extension unit any under common cell caches is being back to base band by step S132 by transmitting symbol
During unit, the sprocket bit of other extension units under cell altogether outside any extension unit is closed.
Specifically, sprocket bit can be one or more, and transmission symbol quantity can be multiple.Wherein each is transmitted
Symbol is used for transmission a sprocket bit of any one extension unit caching, i.e., it is fixed that one transmission symbol is served only for transmission one
Bit sign when using the sprocket bit for transmitting symbol transmission any one extension unit caching, closes other other extension units
Sprocket bit, that is, ensure only is transmitting there are one sprocket bit every time, avoid other sprocket bits and determine what is transmitted
The interference of bit sign, so as to ensure the accuracy of each sprocket bit.Refer to that any one zooms out list under common cell in addition, closing
The sprocket bit signal of other extension units outside member is reset.
In one of the embodiments, as shown in figure 5, according to report cycle information and caching temporal information in report cycle
The sprocket bit of each extension unit under the interior common cell of caching, including：
Step S122 is cached in report cycle according to report cycle information and caching temporal information and is respectively zoomed out under cell altogether
All sprocket bits of the corresponding cell altogether of unit；In addition, by transmit symbol by the sprocket bit that each extension unit caches by
One is back to Base Band Unit, including：
Any sprocket bit that extension unit any under common cell caches is back to base by step S134 by transmitting symbol
Tape cell；
Step S136, after any sprocket bit that any extension unit caches is back to Base Band Unit, starting will be slow
The next sprocket bit deposited is back to Base Band Unit, until all sprocket bits that will be total to each extension unit caching under cell return
Reach Base Band Unit.
Specifically, sprocket bit includes at least one, and transmission symbol quantity can be multiple.It, can be in upper cycle
All sprocket bits of the corresponding cell altogether of each extension unit, after the completion of sprocket bit caching, can adopt under the common cell of caching
Any one sprocket bit of any one extension unit is back to Base Band Unit with transmission symbol, then by the next of caching
A sprocket bit is back to Base Band Unit, is finished until all positioning signals of each extension unit are all returned.Using above-mentioned
The sprocket bit of each extension unit can be carried out separated transmission, reduce the interference between each sprocket bit by uplink transmission mode.
Transmission symbol uses localized delivery symbol in one of the embodiments,；Wherein, sprocket bit includes at least one
A or multiple (sprocket bit 1, sprocket bit 2 ... sprocket bit N), the quantity of localized delivery symbol have multiple
(such as localized delivery symbol 1, localized delivery symbol 2 ... .., localized delivery symbol N), each localized delivery symbol is used for
It caches corresponding sprocket bit, such as localized delivery symbol 1 and caches finger URL to cache sprocket bit 1, localized delivery symbol 2
Numbers 2 ... localized delivery symbol N cache sprocket bit N.In addition, each localized delivery symbol may serve to transmit
Any one sprocket bit, for example, localized delivery symbol 1, localized delivery symbol 2 ... any one in localized delivery symbols N
Localized delivery symbol can come transmit sprocket bit 1, sprocket bit 2, sprocket bit 3 ... .. sprocket bits N.Each positioning
It is typically to be arranged alternately to transmit symbol, and in periodic distribution.For example, in a particular embodiment, in Sampling time periods T0-T5
In, T0-T5 corresponds to localized delivery symbol 1, general data symbol, general data symbol, localized delivery symbol 2, common number respectively
According to symbol, general data symbol；It in Sampling time periods T6-T11, repeats, analogizes according to T0-T5, week in other sampling times
Phase is corresponding with T0-T5.
In the present embodiment, buffer unit caches all sprocket bits of each extension unit, wherein delaying at the same moment
Deposit the same sprocket bit of each extension unit.Specifically, can using each localized delivery symbol come correspond to caching it is each
A sprocket bit, i.e. buffer unit cache the sprocket bit 1 of each extension unit using localized delivery symbol 1, are passed using positioning
Defeated symbol 2 caches the sprocket bit 2 of each extension unit ... caches each extension unit using localized delivery symbol N
Sprocket bit N, after buffer unit completes the corresponding caching of each sprocket bit of each extension unit, then caching is single
Each sprocket bit of caching is transmitted to Base Band Unit by member one by one using each localized delivery symbol.Each localized delivery symbol
Transmit a sprocket bit；When any one localized delivery symbol is transmitted using sprocket bit, other finger URLs are closed
Number.Ensure that each localized delivery symbol only transmits a sprocket bit of an extension unit every time, reduce other and zoom out
Interfering with each other between the sprocket bit of unit, so as to cause the inaccuracy of symbol.
For the ease of understanding the technical program, a detailed embodiment is provided.Distributed system in the present embodiment is such as
It shown in Fig. 1, is made of Base Band Unit and extension unit, buffer unit is each extension unit in the present embodiment.The present embodiment, ginseng
According to Fig. 6, if it is desired to two sprocket bits could carry a common cell institute (such as sprocket bit 1, the sprocket bit 2 in Fig. 6)
There are the positioning needs of user, and include three extension units, respectively extension unit 1, extension unit 2, extension unit 3 in total,
These three extension units are configured since the T0 moment in Base Band Unit, using localized delivery symbol return sprocket bit
(being transmitted to Base Band Unit), three extension units are at the T0 moment (i.e. localized delivery symbol 1) while cache respective extension unit
The sprocket bit 1 of caching, three extension units are at the T3 moment (i.e. localized delivery symbol 2) while cache respective extension unit caching
Sprocket bit 2；The sprocket bit 1 that extension unit 1 is cached at the T0 moment later returns (T6 moment extension units at the T6 moment
2 and 3 sprocket bit is closed), the sprocket bit 1 that extension unit 2 is cached at the T0 moment returns that (the T9 moment zooms out at the T9 moment
1 and 3 sprocket bit of unit is closed), the sprocket bit 1 that extension unit 3 is cached at the T0 moment returns (the T12 moment at the T12 moment
The sprocket bit of extension unit 1 and 2 is closed), at this point, completing the passback of sprocket bit 1.Due to this cell, there are two finger URLs
Number, therefore, sprocket bit 1 is returned, then needed the passback into sprocket bit 2, completed in the way of sprocket bit 1 is returned
The sprocket bit 2 of three extension units.Using above-mentioned uplink transmission mode, the sprocket bit of each extension unit can be carried out
On the one hand separated transmission reduces the interference between each sprocket bit, on the other hand according to the sprocket bit of each extension unit
It is more accurate to be positioned.
It should be appreciated that the transmission mode of above-mentioned each extension unit sprocket bit is returned one by one according to the sequence of caching
(being transmitted to Base Band Unit) can also use other modes, as long as ensureing each sprocket bit of each extension unit
Individual transmission does not interfere between other sprocket bits.
Transmission symbol is using localized delivery symbol and free transfer symbol, localized delivery symbol in one of the embodiments,
Number and holetransport symbol quantity have it is multiple.Wherein sprocket bit can be one or multiple (such as sprocket bits
1st, sprocket bit 2 ... .., sprocket bit N), each localized delivery symbol be used for cache corresponding sprocket bit.It is in addition, every
One localized delivery symbol may serve to transmit any one sprocket bit.Each localized delivery symbol and free transfer symbol lead to
It is often arranged alternately, and in periodic distribution.For example, in a particular embodiment, in Sampling time periods T0-T5, T0-T5 points
Localized delivery symbol 1, general data symbol, general data symbol, localized delivery symbol 2, free transfer symbol, common is not corresponded to
Data symbol；In Sampling time periods T6-T11, repeat, analogize according to T0-T5, other Sampling time periods with T0-T5 pairs
It should.
In the present embodiment, buffer unit caches each sprocket bit of each extension unit, wherein being cached in synchronization
The same sprocket bit of each extension unit.Specifically, can be that buffer unit is respectively zoomed out using localized delivery symbol 1 to cache
The sprocket bit 1 of unit caches the sprocket bit 2 of each extension unit using localized delivery symbol 2 ... utilizes positioning
Transmission symbol N caches the sprocket bit N of each extension unit, in buffer unit by each sprocket bit of each extension unit
After corresponding caching is completed, then buffer unit utilizes each localized delivery symbol and free transfer symbol by each positioning of caching
Symbol is transmitted to Base Band Unit one by one.One sprocket bit of each localized delivery symbol transmission；In any one sprocket bit
When being transmitted using localized delivery symbol or free transfer symbol, other sprocket bits are closed.Ensure that each positioning passes
Defeated symbol or free transfer symbol only transmit a sprocket bit of an extension unit every time, reduce determining for other extension units
Interfering with each other between bit sign, so as to cause the inaccuracy of symbol.
For the ease of understanding the technical program, a detailed embodiment is provided.Distributed system in the present embodiment is such as
It shown in Fig. 1, is made of Base Band Unit and extension unit, buffer unit is each extension unit in the present embodiment.The present embodiment, ginseng
According to Fig. 7, if it is desired to two sprocket bits could carry a common cell institute (such as sprocket bit 1, the sprocket bit 2 in Fig. 7)
There are the positioning needs of user, and include three extension units, respectively extension unit 1, extension unit 2, extension unit 3 in total,
These three extension units are configured since the T0 moment in Base Band Unit, using localized delivery symbol return sprocket bit
(being transmitted to Base Band Unit), three extension units are at the T0 moment (i.e. localized delivery symbol 1) while cache respective extension unit
The sprocket bit 1 of caching, three extension units are at the T3 moment (i.e. localized delivery symbol 2) while cache respective extension unit caching
Sprocket bit 2；The sprocket bit 1 that extension unit 1 is cached at the T0 moment later returns (T4 moment extension units at the T4 moment
2 and 3 sprocket bit is closed), the sprocket bit 1 that extension unit 2 is cached at the T0 moment returns that (the T6 moment zooms out at the T6 moment
1 and 3 sprocket bit of unit is closed), the sprocket bit 1 that extension unit 3 is cached at the T0 moment returns that (the T9 moment draws at the T9 moment
The sprocket bit of remote unit 1 and 2 is closed), at this point, completing the passback of sprocket bit 1.Due to this cell, there are two finger URLs
Number, therefore, sprocket bit 1 is returned, then needed the passback into sprocket bit 2, completed in the way of sprocket bit 1 is returned
The sprocket bit 2 of three extension units.Using above-mentioned uplink transmission mode, the sprocket bit of each extension unit can be carried out
On the one hand separated transmission reduces the interference between each sprocket bit, on the other hand according to the sprocket bit of each extension unit
It is more accurate to be positioned.In addition, not needing to increase upstream bandwidth when the sprocket bit to each extension unit is transmitted, subtract
Few cost.In addition, the free time is increased, therefore transmission opportunity increases in the sprocket bit transmission based on distributed system, transmission
Time shortens.
It should be appreciated that the transmission mode of above-mentioned each extension unit sprocket bit is returned one by one according to the sequence of caching
(being transmitted to Base Band Unit) can also use other modes, as long as ensureing each sprocket bit of each extension unit
Individual transmission does not interfere between other sprocket bits.
In addition, it is above-mentioned only give transmission symbol be localized delivery symbol and transmission symbol be localized delivery symbol with
Both specific transmission modes of free transfer symbol will can transmit sprocket bit only with free transfer symbol.
In one of the embodiments, as shown in figure 8, according to report cycle information and caching temporal information in report cycle
The sprocket bit of each extension unit under the interior common cell of caching, including：
Step S124, according to report cycle information with caching temporal information on any sprocket bit of common cell is corresponding
Report the corresponding any sprocket bit of each extension unit of caching in the period；In addition, cached each extension unit by transmitting symbol
Sprocket bit is back to Base Band Unit one by one, including：
Any sprocket bit that each extension unit caches is back to base band list by step S138 one by one by transmitting symbol
Member；Wherein, it after any sprocket bit that each extension unit caches being back to Base Band Unit one by one by transmitting symbol, also wraps
It includes：
Step S140, according to report cycle information and next sprocket bit pair of a caching temporal information sprocket bit in office
The corresponding following symbol of each extension unit of caching in the report cycle answered is cached by transmitting symbol by each extension unit next
Symbol is back to Base Band Unit one by one, until all sprocket bits of each extension unit are back to Base Band Unit.
Specifically, sprocket bit includes at least one, and transmission symbol quantity can be multiple.It, can be in upper cycle
Each drawing in the corresponding report cycle of any sprocket bit of common cell is cached with caching temporal information according to report cycle information
The corresponding any sprocket bit of remote unit, after the completion of sprocket bit caching, transmission symbol, which may be used, will deposit each extension unit
Corresponding any sprocket bit is back to Base Band Unit one by one, then according to report cycle information and caching temporal information any
The corresponding following symbol of each extension unit of caching in the corresponding report cycle of next sprocket bit of sprocket bit, then transmit each drawing
Next sprocket bit of remote unit, and so on, it is finished until all sprocket bits of each extension unit are all returned.Using
The sprocket bit of each extension unit can be carried out separated transmission, reduced between each sprocket bit by above-mentioned uplink transmission mode
Interference.
Transmission symbol uses localized delivery symbol in one of the embodiments,；Wherein, localized delivery symbol quantity has more
It is a, sprocket bit can be one or it is multiple (such as sprocket bit 1, sprocket bit 2 ... .., sprocket bit N),
Each localized delivery symbol is used for caching corresponding sprocket bit.In addition, each localized delivery symbol may serve to pass
Any one defeated sprocket bit.Each sprocket bit is typically to be arranged alternately, and in periodic distribution.For example, in specific embodiment
In, in Sampling time periods T0-T5, T0-T5 corresponds to localized delivery symbol 1, general data symbol, ordinary symbol, determines respectively
Position transmission symbol 2, general data symbol, general data symbol；It in Sampling time periods T6-T11, is repeated according to T0-T5, class
It pushes away, other Sampling time periods are corresponding with T0-T5.
In the present embodiment, buffer unit first caches the sprocket bit 1 of each extension unit in synchronization, you can to utilize
Localized delivery symbol 1 caches the sprocket bit 1 of each extension unit, after the completion of the sprocket bit 1 of each extension unit is cached,
The sprocket bit 1 of each extension unit is transmitted to base band list one by one using each localized delivery symbol after localized delivery symbol 1
Member；The sprocket bit 1 of each extension unit is being transmitted and then is first caching the finger URL of each extension unit in synchronization
Numbers 2, you can to cache the sprocket bit 2 of each extension unit using localized delivery symbol 2, by the finger URL of each extension unit
After the completion of numbers 2 cachings, the sprocket bit 2 of each extension unit is passed one by one using each sprocket bit after localized delivery symbol 2
Transport to Base Band Unit；Similarly analogize, until each sprocket bit of each extension unit is all transmitted to Base Band Unit.Each is fixed
Bit sign transmits a sprocket bit；When any one sprocket bit is transmitted using sprocket bit, other positioning are closed
Symbol.Ensure that each sprocket bit only transmits a sprocket bit of an extension unit every time, reduce other and zoom out list
Interfering with each other between the sprocket bit of member, so as to cause the inaccuracy of symbol.In addition, in the sprocket bit to each extension unit
It does not need to increase upstream bandwidth when being transmitted, reduces cost.
For the ease of understanding the technical program, a detailed embodiment is provided.Distributed system in the present embodiment is such as
It shown in Fig. 1, is made of Base Band Unit and extension unit, buffer unit is each extension unit in the present embodiment.The present embodiment, ginseng
According to Fig. 9, the present embodiment, if it is desired to two sprocket bits (9 sprocket bit 1 of corresponding diagram, sprocket bit 2) could carry altogether
The positioning of all users of cell needs, and includes three extension units in total, respectively extension unit 1, extension unit 2, zoom out
These three extension units are configured since the T0 moment in unit 3, Base Band Unit, using localized delivery symbol carry out to sprocket bit into
Row passback (being transmitted to Base Band Unit), the sprocket bit 1 that respective extension unit receives is cached at the T0 moment, is then zoomed out simultaneously
The sprocket bit 1 that unit 1 is cached at the T0 moment returns that (sprocket bit 1 of T3 moment extension unit 2 and 3 closes at the T3 moment
Close), the sprocket bit 1 that extension unit 2 is cached at the T0 moment returns the (finger URL of T6 moment extension unit 1 and 3 at the T6 moment
Number 1 closes), the sprocket bit 1 that extension unit 3 is cached at the T0 moment returns (T9 moment extension unit 1 and 2 at the T9 moment
Sprocket bit 1 is closed), at this point, completing the passback of sprocket bit 1.Since this cell is there are two sprocket bit, passback
Complete sprocket bit 1 then needs the passback into sprocket bit 2, and then three extension units are when nearest sprocket bit 2 arrives
It carves, i.e. T15 caches sprocket bit 2, three extension units are then completed in the way of sprocket bit 1 is returned about T15 simultaneously
Moment caches the separation passback of sprocket bit.
Transmission symbol is using localized delivery symbol and free transfer symbol, localized delivery symbol in one of the embodiments,
Number and holetransport symbol quantity have it is multiple.Wherein sprocket bit can be one or multiple (such as sprocket bits
1st, sprocket bit 2 ... .., sprocket bit N), each localized delivery symbol can be used for cache corresponding sprocket bit.Separately
Outside, each localized delivery symbol may serve to transmit any one sprocket bit.Each localized delivery symbol and free transfer
Symbol is typically to be arranged alternately, and in periodic distribution.For example, in a particular embodiment, in Sampling time periods T0-T5,
T0-T5 corresponds to localized delivery symbol 1, general data symbol, general data symbol, localized delivery symbol 2, free transfer symbol respectively
Number, general data symbol；In Sampling time periods T6-T11, repeat, analogize according to T0-T5, other Sampling time periods with
T0-T5 is corresponded to.
In the present embodiment, buffer unit first caches the sprocket bit 1 of each extension unit in synchronization, you can to utilize
Localized delivery symbol 1 caches the sprocket bit 1 of each extension unit, after the completion of the sprocket bit 1 of each extension unit is cached,
Using each localized delivery symbol after localized delivery symbol 1 and each free transfer symbol by the sprocket bit 1 of each extension unit
It is transmitted to Base Band Unit one by one；The sprocket bit 1 of each extension unit is being transmitted and then is first being cached respectively in synchronization
The sprocket bit 2 of extension unit caches the sprocket bit 2 of each extension unit using localized delivery symbol 2, will respectively zoom out
It, will using each localized delivery symbol after localized delivery symbol 2 and each free transfer after the completion of the sprocket bit 2 of unit caches
The sprocket bit 2 of each extension unit is transmitted to Base Band Unit one by one；Similarly analogize, until by each finger URL of each extension unit
Number all it is transmitted to Base Band Unit.Each localized delivery symbol or free transfer symbol only transmit a sprocket bit；Arbitrary
When one sprocket bit is transmitted using localized delivery symbol or free transfer symbol, other sprocket bits are closed and one
A general data symbol uploaded in the period.Ensure that each localized delivery symbol or free transfer symbol only transmit one every time
One sprocket bit of a extension unit reduces interfering with each other between the sprocket bit of other extension units, so as to cause to accord with
Number inaccuracy.In addition, not needing to increase upstream bandwidth when the sprocket bit to each extension unit is transmitted, reduce into
This.In addition, the free time is increased, therefore transmission opportunity increases in the sprocket bit transmission based on distributed system, transmission time
Shorten.
For the ease of understanding the technical program, a detailed embodiment is provided.Distributed system in the present embodiment is such as
It shown in Fig. 1, is made of Base Band Unit and extension unit, buffer unit is each extension unit in the present embodiment.The present embodiment, ginseng
According to Figure 10, the present embodiment, if it is desired to two sprocket bits (10 sprocket bit 1 of corresponding diagram, sprocket bit 2) could carry
The positioning of all users of cell needs altogether, and includes three extension units in total, respectively extension unit 1, extension unit 2, drawing
Remote unit 3, Base Band Unit are configured these three extension units since the T0 moment, utilize localized delivery symbol and free transfer symbol
Return sprocket bit and (be transmitted to Base Band Unit), cache that respective extension unit receives simultaneously at the T0 moment determines
Bit sign 1, the sprocket bit 1 that then extension unit 1 is cached at the T0 moment return (T3 moment extension unit 2 and 3 at the T3 moment
Sprocket bit 1 close), the sprocket bit 1 that extension unit 2 is cached at the T0 moment returns that (the T4 moment zooms out list at the T4 moment
The sprocket bit 1 of member 1 and 3 is closed), the sprocket bit 1 that extension unit 3 is cached at the T0 moment returns (the T6 moment at the T6 moment
The sprocket bit 1 of extension unit 1 and 2 is closed), at this point, completing the passback of sprocket bit 1.Due to this cell, there are two position
Therefore symbol, has returned sprocket bit 1, then need the passback into sprocket bit 2, and then three extension units are fixed recently
Bit sign 2 arrives the moment, i.e. T9 caches sprocket bit 2, then completes three in the way of sprocket bit 1 is returned and zoom out simultaneously
Unit caches the separation passback of sprocket bit about the T9 moment.
It is cached in report cycle according to report cycle information and caching temporal information in one of the embodiments, small altogether
The sprocket bit of each extension unit under area, including：According to report cycle information and caching temporal information in same report cycle
The sprocket bit of each extension unit under the common cell of caching.
Specifically, report cycle occurs in periodically appearance, each sprocket bit also according to report cycle in periodical；
In the present embodiment, it is cached in same report cycle according to report cycle information and caching temporal information and is respectively zoomed out under cell altogether
The sprocket bit of unit can guarantee and all sprocket bits quickly are back to Base Band Unit, so as to quickly complete according to sprocket bit
Into positioning.
Buffer unit is each extension unit in one of the embodiments,；Or buffer unit is connect with each extension unit
Each expanding element；When buffer unit is each extension unit, each extension unit caches the sprocket bit of itself；In buffer unit
During for each expanding element, each expanding element caching is connected to the sprocket bit of all extension units under this expanding element.
In the present embodiment, buffer unit can be each extension unit or each expanding element being connect with each extension unit.
When buffer unit be each extension unit when, each extension unit caches the sprocket bit of itself, then each extension unit by itself
Sprocket bit is transmitted to Base Band Unit one by one；It is each to extend when buffer unit is each expanding element being connect with each extension unit
Unit caches and the sprocket bit of all extension units being connected under this expanding element, then each expanding element is by each of caching
The sprocket bit of extension unit is transmitted to Base Band Unit one by one.
The flow of sprocket bit transmission method in one embodiment based on distributed system that Figure 11 is the present invention is shown
It is intended to, as shown in figure 11, the embodiment of the present invention is illustrated from Base Band Unit angle.In the embodiment of the present invention based on point
The sprocket bit transmission method of cloth system, includes the following steps：
Step S1110 sends configuration information to buffer unit, and configuration information includes report cycle information, preset transmission
Symbol and sprocket bit caching time information；Wherein, buffer unit is each extension unit or distributed system in distributed system
In each expanding element for being connect with each extension unit, configuration information is used to indicate buffer unit according to report cycle information and caching
Temporal information caches the sprocket bit of each extension unit under cell altogether in report cycle, and passes through and transmit symbol and will respectively zoom out list
The sprocket bit of member caching is back to Base Band Unit one by one；
Step S1120, the sprocket bit of each extension unit caching that order caching unit is sent, and extract respectively zoom out one by one
The sprocket bit of unit caches.
Specifically, Base Band Unit sends configuration information to buffer unit.Buffer unit is respectively zoomed out according to configuration information caching
The sprocket bit of unit, and each sprocket bit is sent to Base Band Unit one by one.Base Band Unit is according to buffer unit sprocket bit
Transmission mode receive each sprocket bit one by one, and extract each sprocket bit.
The above-mentioned sprocket bit transmission method based on distributed system, it is single to caching that Base Band Unit sends configuration information
Member, the report cycle information and caching temporal information of sprocket bit of the buffer unit in configuration information are cached under cell altogether respectively
The sprocket bit of extension unit, and cache each extension unit according to the transmission symbol of passback sprocket bit in configuration information
Sprocket bit is transmitted to Base Band Unit one by one, it is achieved thereby that the separated transmission of each sprocket bit, Base Band Unit is again to receiving
Sprocket bit extract.The sprocket bit of each extension unit can be carried out by separation biography by above-mentioned symbol transmission mode
Defeated, transmission mode is simple, without increasing upstream bandwidth, reduces cost.
In one of the embodiments, after the step of Base Band Unit extracts each sprocket bit one by one, further include：
Base Band Unit merges each sprocket bit to obtain the sprocket bit of common cell；Base Band Unit calculates common cell
The measured value of sprocket bit, measured value are used to position equipment to be positioned.
Specifically, Base Band Unit is in the sprocket bit for receiving and extracting each extension unit, further include calculating cache it is same
The measured value of moment each extension unit sprocket bit, positions equipment to be positioned according to measured value or on measured value
Positions calculations module is offered, the position result of equipment to be positioned is exported by positions calculations module.In addition, the measured value is by fixed
Position algorithm determines, such as TDOA location algorithms that then measured value is Timing Advance；Power fingerprint technique, then measured value connect for symbol
It receives powerful；If it is AOA, measured value is angle；If it is AOA+TA, measured value adds Timing Advance for angle.
In addition, Base Band Unit can merge after receiving the sprocket bit of each extension unit and extracting each sprocket bit
Each sprocket bit of synchronization caching separation passback obtains the sprocket bit of common cell synthesis.
According to the sprocket bit transmission method based on distributed system of the invention described above, the present invention also provides one to be based on
The sprocket bit transmitting device of distributed system, below in conjunction with the accompanying drawings and preferred embodiment to the present invention based on distributed system
Sprocket bit transmitting device be described in detail.
The structure of sprocket bit transmitting device in one embodiment based on distributed system that Figure 12 is the present invention is shown
It is intended to.As shown in figure 12, the present embodiment is described from buffer unit side.The positioning based on distributed system in the embodiment
Symbol transmission device, including：
Information sending module 10, for sending configuration information to buffer unit, configuration information includes report cycle information, pre-
If transmission symbol and sprocket bit caching time information；Wherein, buffer unit for each extension unit in distributed system or divides
Each expanding element being connect in cloth system with each extension unit, configuration information is used to indicate buffer unit to be believed according to report cycle
Breath and caching temporal information cache the sprocket bit for being total to each extension unit under cell in report cycle, and pass through and transmit symbol general
The sprocket bit of each extension unit caching is back to Base Band Unit one by one；Symbol receiving module 20 is sent out for order caching unit
The sprocket bit extraction module 30 of each extension unit caching sent, for extracting the sprocket bit of each extension unit caching one by one.
Transmission symbol includes localized delivery symbol and/or free transfer symbol in one of the embodiments,.
Symbol transmission module 30 in one of the embodiments, be additionally operable to by transmit symbol will altogether under cell it is any
The sprocket bit of extension unit caching is when being back to Base Band Unit, and that closes under cell altogether outside any extension unit other zooms out list
The sprocket bit of member.
Symbol cache module 30 in one of the embodiments, is additionally operable to according to report cycle information and cache-time letter
Cease all sprocket bits that the corresponding cell altogether of each extension unit under cell altogether is cached in report cycle；Symbol transmission module
30, it is additionally operable to that any sprocket bit that extension unit any under common cell caches is back to Base Band Unit by transmitting symbol,
And after any sprocket bit that any extension unit caches is back to Base Band Unit, start next finger URL of caching
Number Base Band Unit is back to, until all sprocket bits that will be total to each extension unit caching under cell are back to Base Band Unit.
Symbol cache module 20 in one of the embodiments, is additionally operable to according to report cycle information and cache-time letter
Breath caches the corresponding any sprocket bit of each extension unit in the corresponding report cycle of any sprocket bit of common cell；Symbol
Any sprocket bit that each extension unit caches is back to Base Band Unit by transmission module 30 one by one by transmitting symbol；
Symbol cache module 20 is additionally operable to according under report cycle information and a caching temporal information sprocket bit in office
The corresponding following symbol of each extension unit of caching in the corresponding report cycle of one sprocket bit；Symbol transmission module 30, is additionally operable to
The following symbol that each extension unit caches is back to Base Band Unit one by one by transmitting symbol, until by the institute of each extension unit
There is sprocket bit to be back to Base Band Unit.
Symbol cache module 20 in one of the embodiments, is additionally operable to according to report cycle information and cache-time letter
Cease the sprocket bit that each extension unit under cell altogether is cached in same report cycle.
According to the sprocket bit transmission method based on distributed system of the invention described above, the present invention also provides one to be based on
The sprocket bit transmitting device of distributed system, below in conjunction with the accompanying drawings and preferred embodiment to the present invention based on distributed system
Sprocket bit transmitting device be described in detail.
The structure of sprocket bit transmitting device in one embodiment based on distributed system that Figure 12 is the present invention is shown
It is intended to.As shown in figure 12, the present embodiment is described from Base Band Unit side；The positioning based on distributed system in the embodiment
Symbol transmission device, including：
Information sending module 40, for sending configuration information to buffer unit, configuration information includes report cycle information, pre-
If transmission symbol and sprocket bit caching time information；Wherein, buffer unit for each extension unit in distributed system or divides
Each expanding element being connect in cloth system with each extension unit, configuration information is used to indicate buffer unit to be believed according to report cycle
Breath and caching temporal information cache the sprocket bit for being total to each extension unit under cell in report cycle, and pass through and transmit symbol general
The sprocket bit of each extension unit caching is back to Base Band Unit one by one；
Symbol receiving module 50, the sprocket bit of each extension unit caching sent for order caching unit；Symbol carries
Modulus block 60, for extracting the sprocket bit of each extension unit caching one by one.
It further includes in one of the embodiments,：
Symbol merging module, for merging each sprocket bit to obtain the sprocket bit of common cell；
Measured value computing module, for calculating the measured value of the sprocket bit of common cell, measured value is used for to be positioned
Equipment is positioned.
The above-mentioned sprocket bit transmitting device based on distributed system can perform that the embodiment of the present invention provided based on point
The sprocket bit transmission method of cloth system has the corresponding function module of execution method and advantageous effect.As for wherein each
Processing method performed by function module, such as information receiving module 10, symbol transmission module 20, symbol extraction module 60 etc.,
The description in above method embodiment is can refer to, is no longer repeated herein.
According to the sprocket bit transmission method and device based on distributed system of the invention described above, the present invention also provides one
A sprocket bit Transmission system based on distributed system, below in conjunction with the accompanying drawings and preferred embodiment to the present invention based on distribution
The sprocket bit Transmission system of formula system is described in detail.
One sprocket bit Transmission system based on distributed system, including：Base Band Unit and each extension unit；Respectively zoom out
Unit is connect respectively with Base Band Unit；Or each extension unit connects Base Band Unit by cascade system；Base Band Unit is used to perform
The sprocket bit transmission method (method described from Base Band Unit angle side) based on distributed system；Each extension unit
It (is described for the perform claim requirement sprocket bit transmission method based on distributed system from buffer unit angle side
Method).Wherein distributed system can refer to Fig. 1.
One sprocket bit Transmission system based on distributed system, including：It Base Band Unit, each expanding element and respectively zooms out
Unit；Each expanding element cascade, and pass through one of them described expanding element and connect the Base Band Unit；And each drawing
Remote unit is connect respectively with each expanding element；Or each extension unit connects each extension list by cascade system
Member；Base Band Unit (is retouched for performing the sprocket bit transmission method based on distributed system from Base Band Unit angle side
The method stated)；Each buffer unit for perform claim requirement it is described based on distributed system sprocket bit transmission method (from
The method of buffer unit angle side description).Wherein distributed system can refer to Fig. 2.
The above-mentioned sprocket bit Transmission system based on distributed system based on distributed system because being determined described in employing
Bit sign transmission method, the advantageous effect for so just having method identical.
Each technical characteristic of above example can be combined arbitrarily, to make description succinct, not to above-described embodiment
In each technical characteristic it is all possible combination be all described, as long as however, the combination of these technical characteristics be not present lance
Shield is all considered to be the range of this specification record.
Above example only expresses the several embodiments of the present invention, and description is more specific and detailed, but can not
Therefore it is construed as limiting the scope of the patent.It should be pointed out that for those of ordinary skill in the art,
Under the premise of not departing from present inventive concept, various modifications and improvements can be made, these belong to protection scope of the present invention.
Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (11)
1. a kind of sprocket bit transmission method based on distributed system, which is characterized in that including：
The configuration information that Base Band Unit is sent in the distributed system is received, the configuration information includes reporting for sprocket bit
Cycle information and caching temporal information and the transmission symbol for returning the sprocket bit；
Cache in report cycle according to the report cycle information and caching temporal information and be total to each extension unit under cell and determine
Bit sign；
The sprocket bit that each extension unit caches is back to by the Base Band Unit by the transmission symbol one by one.
2. the sprocket bit transmission method according to claim 1 based on distributed system, which is characterized in that the transmission
Symbol includes localized delivery symbol and/or free transfer symbol.
3. the sprocket bit transmission method according to claim 1 or 2 based on distributed system, which is characterized in that described
The sprocket bit that each extension unit caches is back to by the Base Band Unit by the transmission symbol one by one, including：
The sprocket bit that extension unit any under common cell caches is being back to by the Base Band Unit by the transmission symbol
When, close the sprocket bit for being total to other extension units under cell outside any extension unit.
4. the sprocket bit transmission method according to claim 1 or 2 based on distributed system, which is characterized in that described
The sprocket bit of each extension unit under cell altogether, packet are cached in report cycle according to report cycle information and caching temporal information
It includes：
According to report cycle information with caching temporal information cache in report cycle be total to cell under each extension unit it is corresponding common
All sprocket bits of cell；
It is described that the sprocket bit that each extension unit caches is back to by the Base Band Unit by the transmission symbol one by one,
Including：
Any sprocket bit that any extension unit caches under the cell altogether is back to by the base by the transmission symbol
Tape cell；
After any sprocket bit of any extension unit caching is back to the Base Band Unit, starting will be under caching
One sprocket bit is back to the Base Band Unit, until being total to all sprocket bits that each extension unit caches under cell by described
It is back to the Base Band Unit.
5. the sprocket bit transmission method according to claim 1 or 2 based on distributed system, which is characterized in that described
The sprocket bit of each extension unit under cell altogether, packet are cached in report cycle according to report cycle information and caching temporal information
It includes：
It is cached in the corresponding report cycle of any sprocket bit of common cell with caching temporal information according to report cycle information
The corresponding any sprocket bit of each extension unit；
It is described that the sprocket bit that each extension unit caches is back to by the Base Band Unit by the transmission symbol one by one,
Including：
Any sprocket bit that each extension unit caches is back to by the base band by the transmission symbol one by one
Unit；
It is described any sprocket bit that each extension unit caches is back to one by one by the transmission symbol it is described
After Base Band Unit, the method further includes：
It corresponding is reported with next sprocket bit of the caching temporal information in any sprocket bit according to report cycle information
The corresponding following symbol of each extension unit is cached in period, is delayed each extension unit by the transmission symbol
The following symbol deposited is back to the Base Band Unit one by one, is returned until by all sprocket bits of each extension unit
To the Base Band Unit.
6. the sprocket bit transmission method according to claim 1 or 2 based on distributed system, which is characterized in that described
The finger URL of each extension unit under cell altogether is cached in report cycle according to the report cycle information and caching temporal information
Number, including：
Each extension unit under cell altogether is cached in same report cycle according to the report cycle information and caching temporal information
Sprocket bit.
7. a kind of sprocket bit transmission method based on distributed system, which is characterized in that include the following steps：
Configuration information is sent to buffer unit, the configuration information includes report cycle information, preset transmission symbol and positioning
Symbol caches time information；Wherein, the buffer unit is in each extension unit in distributed system or distributed system and each
Each expanding element of extension unit connection, the configuration information are used to indicate the buffer unit according to the report cycle information
The sprocket bit of each extension unit under cell altogether is cached in report cycle with caching temporal information, and passes through the transmission symbol
The sprocket bit of each extension unit caching is back to the Base Band Unit one by one；
The sprocket bit of each extension unit caching that the buffer unit is sent is received, and extracts described respectively zoom out list one by one
The sprocket bit of member caching.
A 8. sprocket bit transmitting device based on distributed system, which is characterized in that including：
Information receiving module, for receiving the configuration information that Base Band Unit is sent in the distributed system, the configuration information
Report cycle information and caching temporal information including sprocket bit and the transmission symbol for returning the sprocket bit；
Symbol cache module, for caching cell altogether in report cycle according to the report cycle information and caching temporal information
Under each extension unit sprocket bit；
The sprocket bit of each extension unit caching is back to by symbol transmission module one by one for passing through the transmission symbol
The Base Band Unit.
A 9. sprocket bit transmission transposition based on distributed system, which is characterized in that including：
Information sending module, for sending configuration information to buffer unit, the configuration information includes report cycle information, presets
Transmission symbol and sprocket bit caching time information；Wherein, the buffer unit for each extension unit in distributed system or
Each expanding element being connect in distributed system with each extension unit, the configuration information be used to indicate the buffer unit according to
The report cycle information and caching temporal information cache the sprocket bit of each extension unit under cell altogether in report cycle, and
The sprocket bit that each extension unit caches is back to by the Base Band Unit by the transmission symbol one by one；
Symbol receiving module, for receiving the sprocket bit of each extension unit caching that the buffer unit is sent
Symbol extraction module, for extracting the sprocket bit of each extension unit caching one by one.
A 10. sprocket bit Transmission system based on distributed system, which is characterized in that including：It Base Band Unit and respectively zooms out
Unit；Each extension unit is connect respectively with the Base Band Unit；Or each extension unit connects institute by cascade system
State Base Band Unit；
Sprocket bit transmission method based on distributed system of the Base Band Unit described in for perform claim requirement 7；
Each extension unit is for sprocket bit transmission of the perform claim requirement 1-6 any one of them based on distributed system
Method.
A 11. sprocket bit Transmission system based on distributed system, which is characterized in that including：Base Band Unit, each extension are single
First and each extension unit；Each expanding element cascade, and pass through one of them described expanding element and connect the Base Band Unit；
And each extension unit is connect respectively with each expanding element；Or each extension unit connects each institute by cascade system
State expanding element；
Sprocket bit transmission method based on distributed system of the Base Band Unit described in for perform claim requirement 7；
Each expanding element is for sprocket bit transmission of the perform claim requirement 1-6 any one of them based on distributed system
Method.
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20010001616A1 (en) * | 1995-08-25 | 2001-05-24 | Rakib Selim Shlomo | Apparatus and method for SCDMA digital data transmission using orthogonal codes and a head end modem with no tracking loops |
| CN103731884A (en) * | 2012-10-12 | 2014-04-16 | 华为技术有限公司 | BBU, RRU, data transmission method and wireless access system |
| WO2014059799A1 (en) * | 2012-10-15 | 2014-04-24 | 华为技术有限公司 | Method and device for measuring reference signal receiving power |
| CN104144529A (en) * | 2013-05-10 | 2014-11-12 | 中国移动通信集团公司 | Far-end radio frequency unit, base band unit and distributed base station |
| CN105635980A (en) * | 2014-10-31 | 2016-06-01 | 华为技术有限公司 | Uplink signal processing method, device and system |
| CN106358321A (en) * | 2015-07-17 | 2017-01-25 | 上海贝尔股份有限公司 | Front-end return system for indoor wireless transmission |
| CN106792503A (en) * | 2016-11-18 | 2017-05-31 | 京信通信技术(广州)有限公司 | A kind of localization method and device |
-
2018
- 2018-01-29 CN CN201810083771.XA patent/CN108174444B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20010001616A1 (en) * | 1995-08-25 | 2001-05-24 | Rakib Selim Shlomo | Apparatus and method for SCDMA digital data transmission using orthogonal codes and a head end modem with no tracking loops |
| CN103731884A (en) * | 2012-10-12 | 2014-04-16 | 华为技术有限公司 | BBU, RRU, data transmission method and wireless access system |
| WO2014059799A1 (en) * | 2012-10-15 | 2014-04-24 | 华为技术有限公司 | Method and device for measuring reference signal receiving power |
| CN104144529A (en) * | 2013-05-10 | 2014-11-12 | 中国移动通信集团公司 | Far-end radio frequency unit, base band unit and distributed base station |
| CN105635980A (en) * | 2014-10-31 | 2016-06-01 | 华为技术有限公司 | Uplink signal processing method, device and system |
| CN106358321A (en) * | 2015-07-17 | 2017-01-25 | 上海贝尔股份有限公司 | Front-end return system for indoor wireless transmission |
| CN106792503A (en) * | 2016-11-18 | 2017-05-31 | 京信通信技术(广州)有限公司 | A kind of localization method and device |
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