CN107634812B - A kind of LTE micro-base station and its method and synchronous method for detecting frame header deviation - Google Patents
A kind of LTE micro-base station and its method and synchronous method for detecting frame header deviation Download PDFInfo
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- CN107634812B CN107634812B CN201710797724.7A CN201710797724A CN107634812B CN 107634812 B CN107634812 B CN 107634812B CN 201710797724 A CN201710797724 A CN 201710797724A CN 107634812 B CN107634812 B CN 107634812B
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Abstract
The present invention is suitable for the communications field, provides a kind of LTE micro-base station and its detects the method and synchronous method of frame header deviation.The method of LTE micro-base station detection frame header deviation includes: the second timestamp of the first time stamp for obtaining the external synchronization clock source for being input to LTE micro-base station and the frame head of previous home cell;The second timestamp and the at the first time difference of stamp are calculated, it is poor at the first time to obtain;According to the frame header deviation of poor determining far end cell at the first time.The present invention can detect the frame header deviation of far end cell automatically, it can make the quick precise synchronization of LTE micro-base station, accelerate the speed and efficiency of the deployment of LTE micro-base station, reduce the participation of human configuration, and the accuracy of system configuration is improved, effectively raise working efficiency.
Description
Technical field
The invention belongs to the communications field more particularly to a kind of LTE micro-base station and its detect frame header deviation method with it is synchronous
Method.
Background technique
With the development of science and technology with the progress of mobile communication technology, mobile phone is based on as the most common mobile terminal of people
The various demands of internet are more and more, and the ability for mobile network is it is also proposed that increasingly higher demands.Currently, the country three is big
Operator's 4G macro base station any wide-area deployment and universal.Wherein, TD-LTE system is as a time-division system, for synchronization
Requirement it is very high.A useful supplement of the LTE micro-base station as macro base station can click through on the big ground in local blind area and flow of the people
Row deployment, effectively improves the user experience of 4G data service customers.In addition, the demand of the LTE micro-base station of various private networks is also increasingly
Increase.The deployment of these TD-LTE micro-base stations, it is necessary to stringent synchronization is carried out with existing macro net, to prevent from causing wirelessly macro net
Interference.
The GPS method of synchronization is usually used in the synchronization of TD-LTE micro-base station, and GPS signal has accurate timing signal, system
It realizes also fairly simple.When GPS synchronization scheme is realized, it is necessary first to which the frame header deviation for knowing macro base station sends deviant to
Then LTE micro-base station synchronizes process by GPS signal as input configuration as clock reference.
Currently, different places, the macro base station equipment of different manufacturers may have different frames for TD-LTE communication system
Head offset configuration.When general deployment LTE micro-base station, frequency point, cell ID and the frame head of the macrocell for needing to be provided according to operator
Offset is manually to be configured.When operator's progress network optimization and upgrading, when system parameter being caused to change, generally require
Again manual configuration and upgrading.In conclusion the prior art is complicated to the deployment operation of LTE micro-base station.
Summary of the invention
The purpose of the present invention is to provide a kind of LTE micro-base station and its method and synchronous method of detection frame header deviation, purports
When solving prior art deployment LTE micro-base station, need manually to configure frame header deviation, problem complicated for operation.
In a first aspect, the present invention provides a kind of methods of LTE micro-base station detection frame header deviation, which comprises
Obtain the first time stamp for being input to the external synchronization clock source of LTE micro-base station and previous home cell
Frame head the second timestamp;
The second timestamp and the at the first time difference of stamp are calculated, it is poor at the first time to obtain;
According to the frame header deviation of poor determining far end cell at the first time.
Second aspect, the present invention provides a kind of computer readable storage medium, the computer readable storage medium is deposited
Computer program is contained, realizes that above-mentioned LTE micro-base station such as detects frame header deviation when the computer program is executed by processor
Method the step of.
The third aspect, the present invention provides a kind of LTE micro-base stations, comprising:
One or more processors;
Memory;And
One or more computer programs, wherein one or more of computer programs are stored in the memory
In, and be configured to be executed by one or more of processors, the processor is realized when executing the computer program
The step of detecting the method for frame header deviation such as above-mentioned LTE micro-base station.
Fourth aspect, the present invention provides a kind of synchronous method of LTE micro-base station, which comprises
Receive the frame header deviation of the far end cell obtained by the method that such as above-mentioned LTE micro-base station detects frame header deviation;
The synchronization parameter of LTE micro-base station is configured according to the frame header deviation of far end cell;
The simultaneously operating of home cell and far end cell is executed according to the synchronization parameter of LTE micro-base station.
5th aspect, the present invention provides a kind of computer readable storage medium, the computer readable storage medium is deposited
Computer program is contained, is realized when the computer program is executed by processor such as the synchronous method of above-mentioned LTE micro-base station
Step.
6th aspect, the present invention provides a kind of LTE micro-base stations, comprising:
One or more processors;
Memory and LTE baseband processing module connected to the processor respectively;
The RF receiving and transmission module being connect with LTE baseband processing module;
The dual-mode antenna being connect with RF receiving and transmission module;And
One or more computer programs, wherein one or more of computer programs are stored in the memory
In, and be configured to be executed by one or more of processors, the processor is realized when executing the computer program
The step of such as synchronous method of above-mentioned LTE micro-base station.
In the present invention, since the first time for being input to the external synchronization clock source of LTE micro-base station by acquisition stabs, with
And the second timestamp of the frame head of previous home cell;It is poor really according to the first time of the second timestamp and first time stamp
Determine the frame header deviation of far end cell.Therefore, the frame header deviation that can detect far end cell automatically, can make LTE micro-base station quickly smart
It is really synchronous, the speed and efficiency of the deployment of LTE micro-base station are accelerated, reduces the participation of human configuration, and improve system configuration
Accuracy, effectively raise working efficiency.
Detailed description of the invention
Fig. 1 is the method flow diagram for the LTE micro-base station detection frame header deviation that the embodiment of the present invention one provides.
Fig. 2 is the frame header deviation schematic diagram of air interface synchronization detection mode.
Fig. 3 is the frame header deviation schematic diagram of base station frequency sweep detection mode.
Fig. 4 is the specific block diagram for the LTE micro-base station that the embodiment of the present invention three provides.
Fig. 5 is the synchronous method flow chart for the LTE micro-base station that the embodiment of the present invention four provides.
Fig. 6 is the specific block diagram for the LTE micro-base station that the embodiment of the present invention six provides.
Specific embodiment
In order to which the purpose of the present invention, technical solution and beneficial effect is more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only used to explain this hair
It is bright, it is not intended to limit the present invention.
In order to illustrate technical solutions according to the invention, the following is a description of specific embodiments.
In current mobile communcations system, for LTE in D frequency range and E frequency range, Ministry of Industry and Information is according to not remaining spaced between operator
Mode carry out frequency distribution.In order to avoid interference at crossed slot, the D frequency range of each operator and the sub-frame configuration of E frequency range need to protect
It holds consistent.While in order to reduce the alien frequencies section time of measuring of terminal, improve customer perception, F-band, D frequency range and E frequency range should be kept
The alignment of frame synchronization, i.e. frame head.The method for the LTE micro-base station detection frame header deviation that the embodiment of the present invention one provides is exactly to realize automatically
Detection LTE micro-base station realization synchronizes required frame header deviation parameter, to complete synchronous with the automatic and accurate of external clock reference.It is right
In the LTE micro-base station of air interface synchronization mode, when which can also be used for LTE micro-base station alien frequencies air interface synchronization mode
Frame header deviation configuration.Frequency sweep in the method for the LTE micro-base station detection frame header deviation that the embodiment of the present invention one provides detects frame head
The mode of offset also can be used as a new functional parameter of sweep generator, provide the reference of more comprehensively detailed radio network planning network optimization
Configuration.
Embodiment one:
Referring to Fig. 1, the method for the LTE micro-base station detection frame header deviation that the embodiment of the present invention one provides includes the following steps
The first time that S101, acquisition are input to the external synchronization clock source of LTE micro-base station stabs and previous local
Second timestamp of the frame head of cell;
S102, the second timestamp and the at the first time difference of stamp are calculated, it is poor at the first time to obtain;
S103, according to the frame header deviation of poor determining far end cell at the first time.
In the embodiment of the present invention one, LTE micro-base station detection frame header deviation method include air interface synchronization detection mode and
Base station frequency sweep detection mode.
Referring to Fig. 2, before the S101, the method also includes following steps for air interface synchronization detection mode:
Configuration local LTE micro-base station enters air interface synchronization mode, is synchronized to the macro base station of target far end cell, specially matches
Set the synchronization frequency point and cell ID of local LTE micro-base station.
The S103 specifically: using poor DT1 at the first time as the frame header deviation of far end cell.
Referring to Fig. 3, before the S101, the method also includes following steps for base station frequency sweep detection mode:
Control local LTE micro-base station enters frequency sweep mode.
The S103 is specifically as follows:
Using poor DT1 at the first time as the frame header deviation of home cell;
The wireless signal of home cell is scanned according to the frequency point of the home cell of configuration and cell ID, is carried out cell and is searched
Rope is specifically as follows: according to PSS possible in agreement (Primary Synchronization Signal, primary synchronization signal)
With the signal of SSS (Secondary Synchronization Signal, secondary synchronization signal), distal end is searched by related operation
The synchronizing signal position of cell, if matched with the cell ID, then it represents that search effective far end cell;
According to the position of relevant peaks, the frame header deviation time difference DT2 of home cell and far end cell is calculated;
Calculate the difference of poor DT1 and frame header deviation time difference DT2 at the first time;
Take the difference as the frame header deviation of far end cell.
The S103 specifically may be:
Using poor DT1 at the first time as the frame header deviation of home cell;
The wireless signal of home cell is scanned according to the frequency point of the home cell of configuration, carries out cell searching, it is local small
For the same frequency point in area configured with one or more effective cell ID, the frame header deviation of each cell ID is identical or different;
When detecting the presence of multiple effective cell ID in cell search process, all detections are calculated in the following manner
The frame header deviation for the corresponding far end cell effective cell ID arrived:
For each effective cell ID, home cell is scanned according to the frequency point of the home cell of configuration and cell ID
Wireless signal carries out cell searching, is specifically as follows: according to the signal of PSS and SSS possible in agreement, passing through related operation
The synchronizing signal position for searching far end cell, if matched with the cell ID, then it represents that search effective far end cell;
According to the position of relevant peaks, the frame header deviation time difference DT2 of home cell and far end cell is calculated;
Calculate the difference of poor DT1 and frame header deviation time difference DT2 at the first time;
Take the difference as the frame header deviation of the corresponding far end cell cell ID.
Embodiment two:
The embodiment of the present invention two additionally provides a kind of computer readable storage medium, and the computer readable storage medium is deposited
Computer program is contained, the LTE micro- base provided such as the embodiment of the present invention one is provided when the computer program is executed by processor
The step of method for detecting frame header deviation of standing.
Embodiment three:
Fig. 4 shows the specific block diagram of the LTE micro-base station of the offer of the embodiment of the present invention three, a kind of LTE micro-base station
100, comprising:
One or more processors 101;
Memory 102;And
One or more computer programs, wherein one or more of computer programs are stored in the memory
It in 102, and is configured to be executed by one or more of processors 101, the processor 101 executes the computer journey
The step of method of the LTE micro-base station detection frame header deviation provided such as the embodiment of the present invention one is provided when sequence.
Example IV:
Referring to Fig. 5, the embodiment of the present invention four provide LTE micro-base station synchronous method the following steps are included:
S201, the method for receiving a LTE micro-base station detection frame header deviation provided through the embodiment of the present invention obtain remote
Hold the frame header deviation of cell;
S202, the synchronization parameter that LTE micro-base station is configured according to the frame header deviation of far end cell;
S203, the simultaneously operating that home cell and far end cell are executed according to the synchronization parameter of LTE micro-base station, effectively prevent
Air interference is generated to existing system.
In the embodiment of the present invention four, S202 can specifically include following steps:
The operating mode of LTE micro-base station is determined according to system configuration mode, when the operating mode of LTE micro-base station includes external
The clock source method of synchronization and air interface synchronization mode can select one of operating mode according to actual needs;
If operating mode is the external clock reference method of synchronization, send synchronous mode, far end cell frame header deviation and
Other control information give LTE baseband processing module;
The radio frequency register of LTE baseband processing module configuration RF receiving and transmission module.
If operating mode is air interface synchronization mode, and if what home cell and far end cell selected is with frequently synchronous side
Formula, then frame head deviation is not present in home cell and far end cell, then is not necessarily to particular arrangement;If home cell and far end cell are selected
What is selected is that there may be frame head deviations for the method for synchronization of alien frequencies, then home cell and far end cell, then according to the frame of far end cell
Head calculations of offset goes out the difference of the frame header deviation of two alien frequencies frequency points;
In the starting of air interface synchronization mode, the difference of synchronous target frequency point, cell ID and frame header deviation is sent to LTE base
Tape handling module.
S203 can specifically include following steps:
LTE baseband processing module is when handling the digital radio modulation signal of RF receiving and transmission module, according to far end cell
Frame header deviation calibrates the acquisition timing of digital radio modulation signal automatically, compensates frame header deviation amount, realizes home cell and distal end
The synchronization of cell.
Embodiment five:
The embodiment of the present invention five additionally provides a kind of computer readable storage medium, and the computer readable storage medium is deposited
Computer program is contained, the LTE micro- base provided such as the embodiment of the present invention four is provided when the computer program is executed by processor
The step of synchronous method stood.
Embodiment six:
Fig. 6 shows the specific block diagram of the LTE micro-base station of the offer of the embodiment of the present invention six, a kind of LTE micro-base station, packet
It includes:
One or more processors 301;
The memory 302 and LTE baseband processing module 303 being connect respectively with processor 301;
The RF receiving and transmission module 304 being connect with LTE baseband processing module 303;
The dual-mode antenna 305 being connect with RF receiving and transmission module 304;And
One or more computer programs, wherein one or more of computer programs are stored in the memory
It in 302, and is configured to be executed by one or more of processors 301, the processor 301 executes the computer journey
The step of synchronous method of the LTE micro-base station provided such as the embodiment of the present invention four is provided when sequence.
In the embodiment of the present invention six, external GPS, 1588 clocks or TD-SCDMA base is can be used in external synchronization clock source
Band plate generates accurate periodic timing signal.The most commonly used is use external GPS, using external GPS generate signal as
One synchronous base of LTE micro-base station, each second generate an interrupt signal and are input to LTE baseband processing module 303.
LTE micro-base station may also include wired network interface or WIFI passback module, 2G passback module, 3G passback module etc., with
It is communicated with external server.LTE baseband processing module 303 can execute LTE micro-base station according to the configuration of external server
Selection air interface synchronization detection mode or base station frequency sweep detection mode when detecting the method for frame header deviation, and start LTE Base-Band Processing
The cooperation detection frame header deviation of module 303, external server also receive the frame header deviation that LTE micro-base station detects, and inclined to frame head
The measurement of shifting reports value to be handled and stored.
Corresponding radio frequency processing chip may be selected in RF receiving and transmission module 304, such as: AD936x completes mould of eating dishes without rice or wine at antenna
The transmitting-receiving process of quasi- signal, and carry out the operation such as high frequency conversion and filtering, provide the digital radio modulation signal of nominated bandwidth to
LTE baseband processing module 303.
When in embodiments of the present invention, due to first by obtaining the external synchronization clock source for being input to LTE micro-base station
Between stab and the second timestamp of the frame head of previous home cell;First stabbed according to the second timestamp and first time
Time difference determines the frame header deviation of far end cell.Therefore, the frame header deviation that can detect far end cell automatically can make the micro- base of LTE
It stands quick precise synchronization, accelerates the speed and efficiency of the deployment of LTE micro-base station, reduce the participation of human configuration, and improve
The accuracy of system configuration, effectively raises working efficiency.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
1. a kind of method of LTE micro-base station detection frame header deviation, which is characterized in that the described method includes:
It obtains and is input to the first time stamp in the external synchronization clock source of LTE micro-base station and the frame of previous home cell
Second timestamp of head;
The second timestamp and the at the first time difference of stamp are calculated, it is poor at the first time to obtain;
According to the frame header deviation of poor determining far end cell at the first time;
The method of the LTE micro-base station detection frame header deviation includes air interface synchronization detection mode and base station frequency sweep detection mode;
For air interface synchronization detection mode, the frame header deviation according to poor determining far end cell at the first time specifically: by the
Frame header deviation of one time difference as far end cell;
For base station frequency sweep detection mode, the frame header deviation according to poor determining far end cell at the first time is specifically included:
By the poor frame header deviation as home cell at the first time;
The wireless signal of home cell is scanned according to the frequency point of the home cell of configuration and cell ID, carries out cell searching;
According to the position of relevant peaks, the frame header deviation time difference of home cell and far end cell is calculated;
Calculate the poor difference with the frame header deviation time difference at the first time;
Take the difference as the frame header deviation of far end cell;
Alternatively,
For base station frequency sweep detection mode, the frame header deviation according to poor determining far end cell at the first time is specifically included:
By the poor frame header deviation as home cell at the first time;
The wireless signal of home cell is scanned according to the frequency point of the home cell of configuration, carries out cell searching, home cell
For the same frequency point configured with one or more effective cell ID, the frame header deviation of each cell ID is identical or different;
When detecting the presence of multiple effective cell ID in cell search process, all detect in the following manner is calculated
The frame header deviation of the corresponding far end cell effective cell ID:
For each effective cell ID, the wireless of home cell is scanned according to the frequency point of the home cell of configuration and cell ID
Signal carries out cell searching;
According to the position of relevant peaks, the frame header deviation time difference of home cell and far end cell is calculated;
Calculate the poor difference with the frame header deviation time difference at the first time;
Take the difference as the frame header deviation of the corresponding far end cell cell ID.
2. the method as described in claim 1, which is characterized in that for air interface synchronization detection mode, the acquisition is input to LTE
First time in the external synchronization clock source of micro-base station stab and the second timestamp of the frame head of previous home cell it
Before, the method also includes:
Configuration local LTE micro-base station enters air interface synchronization mode, is synchronized to the macro base station of target far end cell, specially configures this
The synchronization frequency point and cell ID of ground LTE micro-base station.
3. the method as described in claim 1, which is characterized in that for base station frequency sweep detection mode, the acquisition is input to LTE
First time in the external synchronization clock source of micro-base station stab and the second timestamp of the frame head of previous home cell it
Before, the method also includes:
Control local LTE micro-base station enters frequency sweep mode.
4. a kind of computer readable storage medium, the computer-readable recording medium storage has computer program, and feature exists
In the computer program realizes LTE micro-base station detection frame as described in any one of claims 1 to 3 when being executed by processor
The step of method of head offset.
5. a kind of LTE micro-base station, comprising:
One or more processors;
Memory;And
One or more computer programs, wherein one or more of computer programs are stored in the memory, and
And it is configured to be executed by one or more of processors, which is characterized in that the processor executes the computer program
The step of method of Shi Shixian LTE micro-base station detection frame header deviation as described in any one of claims 1 to 3.
6. a kind of synchronous method of LTE micro-base station, which is characterized in that the described method includes:
It is small to receive the distal end obtained by the method that LTE micro-base station as described in any one of claims 1 to 3 detects frame header deviation
The frame header deviation in area;
The synchronization parameter of LTE micro-base station is configured according to the frame header deviation of far end cell;
The simultaneously operating of home cell and far end cell is executed according to the synchronization parameter of LTE micro-base station.
7. method as claimed in claim 6, which is characterized in that described to configure the micro- base of LTE according to the frame header deviation of far end cell
The synchronization parameter stood specifically includes:
Determine that the operating mode of LTE micro-base station, the operating mode of LTE micro-base station include external clock reference according to system configuration mode
The method of synchronization and air interface synchronization mode;
If operating mode is the external clock reference method of synchronization, synchronous mode, the frame header deviation of far end cell and other are sent
Control information gives LTE baseband processing module;
The radio frequency register of LTE baseband processing module configuration RF receiving and transmission module.
8. method as claimed in claim 6, which is characterized in that described to configure the micro- base of LTE according to the frame header deviation of far end cell
The synchronization parameter stood specifically includes:
Determine that the operating mode of LTE micro-base station, the operating mode of LTE micro-base station include external clock reference according to system configuration mode
The method of synchronization and air interface synchronization mode;
If operating mode is air interface synchronization mode, and if home cell and far end cell selection be the same frequency method of synchronization,
Then frame head deviation is not present in home cell and far end cell, then is not necessarily to particular arrangement;If home cell and far end cell select
Be alien frequencies the method for synchronization, then there may be frame head deviations for home cell and far end cell, then according to the frame head of far end cell
Calculations of offset goes out the difference of the frame header deviation of two alien frequencies frequency points;
In the starting of air interface synchronization mode, the difference of synchronous target frequency point, cell ID and frame header deviation is sent at LTE base band
Manage module;
The simultaneously operating for executing home cell and far end cell according to the synchronization parameter of LTE micro-base station specifically includes:
LTE baseband processing module is when handling the digital radio modulation signal of RF receiving and transmission module, according to the frame head of far end cell
The acquisition timing of the automatic calibration digital radio modulation signal of offset, compensates frame header deviation amount, realizes home cell and far end cell
Synchronization.
9. a kind of computer readable storage medium, the computer-readable recording medium storage has computer program, and feature exists
In the synchronization of the realization such as described in any item LTE micro-base stations of claim 6 to 8 when the computer program is executed by processor
The step of method.
10. a kind of LTE micro-base station, comprising:
One or more processors;
Memory and LTE baseband processing module connected to the processor respectively;
The RF receiving and transmission module being connect with LTE baseband processing module;
The dual-mode antenna being connect with RF receiving and transmission module;And
One or more computer programs, wherein one or more of computer programs are stored in the memory, and
And it is configured to be executed by one or more of processors, which is characterized in that the processor executes the computer program
The step of synchronous method of the described in any item LTE micro-base stations of Shi Shixian such as claim 6 to 8.
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CN110876146B (en) * | 2018-08-29 | 2022-04-26 | 大唐移动通信设备有限公司 | Base station cell establishing method and device |
CN109548068A (en) * | 2018-12-29 | 2019-03-29 | 京信通信系统(中国)有限公司 | A kind of measurement method of time delay, device, equipment and medium |
CN109818700B (en) * | 2019-02-01 | 2021-02-12 | 国网江苏省电力有限公司 | Synchronization method and device of wide area system protection device, plant station and topological architecture |
CN110568753A (en) * | 2019-07-30 | 2019-12-13 | 青岛小鸟看看科技有限公司 | handle, head-mounted equipment, head-mounted system and time synchronization method thereof |
CN111818597B (en) * | 2020-06-16 | 2022-06-10 | 深圳磊诺科技有限公司 | LTE micro base station and cell parameter switching method thereof |
CN114885412B (en) * | 2022-04-13 | 2024-03-08 | 广州万码科技有限公司 | LTE frame offset value calculation method, device, system, equipment and storage medium |
CN115243360B (en) * | 2022-07-26 | 2024-02-02 | 山东闻远通信技术有限公司 | Method and device for acquiring relative GPS offset of wireless frame head and electronic equipment |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101145863A (en) * | 2007-03-21 | 2008-03-19 | 中兴通讯股份有限公司 | Device and method for detecting system frame header deviation |
CN102497240A (en) * | 2011-12-20 | 2012-06-13 | 北京泰美世纪科技有限公司 | Sampling synchronous device and sampling synchronous method of digital broadcasting system |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7599364B2 (en) * | 2005-09-13 | 2009-10-06 | Agere Systems Inc. | Configurable network connection address forming hardware |
-
2017
- 2017-09-06 CN CN201710797724.7A patent/CN107634812B/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101145863A (en) * | 2007-03-21 | 2008-03-19 | 中兴通讯股份有限公司 | Device and method for detecting system frame header deviation |
CN102497240A (en) * | 2011-12-20 | 2012-06-13 | 北京泰美世纪科技有限公司 | Sampling synchronous device and sampling synchronous method of digital broadcasting system |
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