CN101207853B - TD-SCDMA straight amplification station with intelligent synthesis network supervising function - Google Patents
TD-SCDMA straight amplification station with intelligent synthesis network supervising function Download PDFInfo
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Abstract
The invention discloses a TD-SCDMA repeater with intelligent integrated network monitoring function, in particular relates to a TD-SCDMA repeater. The three parts composing the invention mainly realize the following functions: the RF shifting amplifier part completes the extensive coverage; the synchronous and monitoring part realizes various monitoring and synchronously capturing maintenance function; the intelligent control part intelligently keeps the repeater in an optimal working state according to the actual condition of the network. The concrete structure of the invention is as follows: the invention comprises a RF link and a control system; the RF link comprises a RF down-link and a RF up-link; the control system mainly comprises a correlative demodulation module (10), a GPS module (8) a time division control module (12) and a monitoring module (11).The invention has the advantages of various and selectable synchronous switch control manners, integrated monitoring function, high intelligent level, low-cost and convenience in maintaining and updating.
Description
Technical field
The present invention relates to a kind of TD-SCDMA repeater, relate in particular to a kind of TD-SCDMA repeater that possesses intelligent synthesis network supervising function, be applicable in the TD-SCDMA communication system that it is a kind of repeater of extending coverage and the comprehensively monitoring function being provided in the TD-SCDMA wireless network.
Background technology
TD-SCDMA is one of 3G (Third Generation) Moblie air interface technologies standard of the formal issue of the ITU of International Telecommunications Union; Its key technology has time division duplex technology, intelligent antenna technology, the associated detection technique that can adjust the up-downgoing switching point.The advantage outstanding behaviours of TD-SCDMA has obtained good equilibrium, there have been good sustained development and technology evolution in efficient support, the system self of mixed service between the anti-interference and power system capacity in system.
The overlay area of which kind of radio communication all will produce weak signal area and blind area, and to some large-scale office building inside, remote districts and the few blind area of number of users, it is too high to set up the base station cost, infrastructure is also complicated, provide for this reason a kind of cost low, set up simply, the cost-effective repeater that but has the small base station function is necessary.Therefore, important role is being played the part of in the TD-SCDMA repeater in the TD-SCDMA network.
Along with the continuous construction of TD-SCDMA network, it is relatively independent to have affiliated overlay area, more repeater.And base station monitoring is the situation that can't distinguish the repeater area of coverage and base station self covering at present.From the angle of the whole network monitoring, in order to distinguish both network coverage situations in reality, more comprehensively network monitoring task also will be born in the repeater, finishes the task of the whole network monitoring to assist the base station.
In addition, along with the surge of mobile communication system user quantity, network capacity in time, on the region and the changeability that produces on the incident also increase greatly.The solution of taking at present goes to satisfy this changeability for increasing the base station capacity, can increase the network operation cost so undoubtedly greatly, is very uneconomic.And general TD-SCDMA or continued to use 2G and WCDMA monitoring repeater conventional scheme, the monitor mode of fixed single has been limited to the progress of the network optimization.The TD-SCDMA agreement has determined that the repeater flexibility is bigger, and advanced more internal circuit design is also adopted in the repeater in addition, and this just provides good platform for the intellectuality of TD-SCDMA repeater.
Summary of the invention
A kind of TD-SCDMA repeater that possesses intelligent synthesis network supervising function of providing according to the above TD-SCDMA network defective and new demand is provided, remedied other repeater, especially the weak point of TD-SCDMA repeater aspect monitoring and intelligent control.
Three parts that the present invention forms are mainly finished function and are:
1, radio frequency switching amplifier section is finished and is extended the covering effect;
2, synchronous and monitoring function realizes that partly various monitoring and synchronization acquistion keep function;
3, intelligent control part branch is in optimum operating state according to the intelligent control of the actual conditions repeater of network.
Specifically, as Fig. 1, structure of the present invention comprises radio frequency link and control system.
1, radio frequency link comprises downlink radio frequency link and up radio frequency link.
Donor antenna the 14, the 1st filter the 1, the 1st circulator 16, descending low noise amplifier 2, down frequency selection device 3, downlink power amplifier the 4, the 2nd circulator the 17, the 2nd filter 13, retransmitting antenna 15 are communicated with successively forms the downlink radio frequency link, realizes the amplification of downlink radio-frequency signal;
Retransmitting antenna the 15, the 2nd filter the 13, the 2nd circulator 17, up low noise amplifier 7, up frequency-selector 6, ascending power amplifier the 5, the 1st circulator the 16, the 1st filter 1, donor antenna 14 are communicated with successively forms up radio frequency link, realizes the amplification of up radiofrequency signal.
2, control system mainly comprises correlation demodulation module 10, GPS module 8, time-division control module 12 and monitoring module 11;
Descending low noise amplifier 2, downlink power amplifier 4, up low noise amplifier 7, ascending power amplifier 5 are connected with time-division control module 12 respectively, realize synchronous acquisition, control and time domain, frequency domain monitoring function based on energy measuring;
Donor antenna the 14, the 1st filter 1, correlation demodulation module 10, monitoring module 11, time-division control module 12 are communicated with successively, and correlation demodulation module 10 is connected with time-division control module 12, realize synchronous signal acquisition and sign indicating number territory monitoring function based on correlation demodulation;
Gps antenna 9, GPS module 8, time-division control module 12 are communicated with successively, realize the synchronous signal acquisition based on GPS;
Monitoring module 11 is responsible for unified management, control and external and the network management communication to all kinds of image data.
Operation principle of the present invention is:
Downlink radio-frequency signal is introduced behind the repeaters through 1 filtering of the 1st filter by donor antenna 14, and then by the 1st circulator 16 it is directed to descending low noise amplifier 2 and amplifies, then enter the selective filter that down frequency selection device 3 carries out frequency or frequency range, entering downlink power amplifier 4 after the useful signal frequency range is selected separately carries out exporting after high power RF amplifies, through the direction of the 2nd circulator 17 and the 2nd filter 13 guiding retransmitting antenna 15, pass through the downlink radio-frequency signal after retransmitting antenna 15 outputs are amplified at last again.
Up radiofrequency signal is introduced behind the repeaters through 13 filtering of the 2nd filter by retransmitting end antenna 15, and then by the 2nd circulator 17 it is directed to up low noise amplifier 7 and amplifies, then enter the selective filter that up frequency-selector 6 carries out frequency or frequency range, entering ascending power amplifier 5 after the useful signal frequency range is selected separately carries out exporting after high power RF amplifies, through the direction of the 1st circulator 16 guiding donor antennas 14, pass through the downlink radio-frequency signal after donor antenna 14 outputs are amplified at last again.
Downstream signal enters the 1st filter 1 by repeater donor antenna 14 and is coupled to correlation demodulation module 10 backs by demodulation, obtain signal in the information aspect the sign indicating number territory and according to demodulating channel position output synchronous control signal, give it as one of radio frequency link switch control basis to time-division control module 12;
GPS module 8 is carried out demodulation after by external GPS antenna 9 satellite-signal being introduced, obtain the high accuracy clock reference signal, then this reference signal is sent into time-division control panel 12, calculating for time domain aspect, repeater provides the basis and provides the basis for time-division control panel 12 carries out the control of radio frequency link switch;
Time-division control module 12 at first is by the power detection part in the descending low noise amplifier 2 time domain signal characteristics to be gathered out, and first switching point of judgement repeater work and the position of second switching point are controlled with the thought switch; Secondly it can also select to carry out the control of radio frequency link switch according to the switch controlling signal that GPS module 8 and correlation demodulation module 10 provide.This module is also controlled the decay and the power detection of descending LNA module 2, descending power amplifier module 4, up LNA module 7, up power amplifier module 5 simultaneously.
Monitoring module 11 is responsible for unified management, control and external and the network management communication to all kinds of image data.
The present invention has following advantage and good effect:
1, possessed basic radio frequency enlarging function;
2, the up-downgoing two paths of signals that the hardware using circulator is identical with frequency separates, and benefit is simple, the qualitative height of scheme;
3, software has comprised time-division control module 12, GPS module 8 and 10 3 kinds of modules of correlation demodulation module, and can select three kinds of methods of synchronization;
4, the monitoring and the intelligent controlled function that have comprehensive network parameter comprise time domain, spatial domain, sign indicating number territory, frequency domain.
5, these new functions make the TD-SCDMA repeater become important part in the whole TD-SCDMA mobile communication system, network monitoring function that it is perfect, the tracking Control of Radio Resource of having strengthened the zone, and network more flexible brought up to a new boundary.
6, for operator, stronger network monitoring function and intellectuality just mean that network stabilization improves, and manageability improves, and cost also can reduce greatly, and synthesized competitiveness improves.
In a word, no matter be other two kinds of 3-G (Generation Three mobile communication system) WCDMA and the CDMA2000 of analogy 3G, advantages such as still be similar TD-SCDMA repeater, the present invention has synchronous switching controls mode plurality of optional, comprehensive, the intelligent degree of monitoring function is high and low with low cost, and maintenance upgrade is convenient.
Description of drawings
Fig. 1 is a structured flowchart of the present invention;
Fig. 2 is the process schematic diagram that three kinds of methods of synchronization are selected;
Fig. 3 is a sign indicating number territory work selection course schematic diagram;
Fig. 4 is a frequency domain work selection course schematic diagram.
Wherein:
1-the 1st filter; The descending low noise amplifier of 2-; 3-down frequency selection device;
The 4-downlink power amplifier; 5-ascending power amplifier; The up frequency-selector of 6-;
The up low noise amplifier of 7-; The 8-GPS module; The 9-GPS antenna;
10-correlation demodulation module; The 11-monitoring module; 12-time-division control module;
13-the 2nd filter; The 14-donor antenna; The 15-retransmitting antenna;
16-the 1st circulator; 17-the 2nd circulator.
English to Chinese:
2G: second generation mobile communication system;
3G: 3-G (Generation Three mobile communication system);
TD-SCDMA: time division synchronous code division multiple access communication system;
WCDMA: Wideband Code Division Multiple Access (WCDMA) communication system.
Embodiment
Describe in detail below in conjunction with drawings and Examples:
One, hardware
1, the 1st, 2 circulators 16,17
1st, 2 circulators, 16,17 structures are identical, are the general-purpose device of a kind of main realization with the radiofrequency signal transmitted in both directions, and inner this device that uses in repeater is separated into two links of uplink and downlink with two same reverse signal links frequently of up-downgoing.
Because the opposite identical service frequency signal of behavior direction up and down in the TD-SCDMA system is so can separate uplink and downlink signals dexterously with this device.The characteristics of selecting device like this for use are that method is simple, so owing to be that passive device stability is also very high.
2, the hardware of three kinds of methods of synchronization
The hardware of supporting more than a kind of method of synchronization has been adopted in this inside, repeater, for example GPS, energy, correlation demodulation.The equipment of that is to say can be selected wherein a kind of method of synchronization.
3, other hardware is common components, and the listing product is arranged.
Two, software
1, the correlation demodulation module 10
1) realization is synchronous with the frequency base station signal of appointment, the frame synchronizing signal in the cycle of output and appointment frequency base station synchronization;
2) export the information such as state value of each time slot;
3) information such as frequency point number, intermediate code and scrambler of the current locking of output;
4) can search the top-quality base station signal of current demand signal automatically, and export the frame synchronizing signal in synchronous with it cycle;
5) possesses the remote upgrade function;
6) by the downstream synchronization code word SYNC-DL on the descending pilot frequency DWPTS that in TD-SCDMA radiofrequency signal enhancing equipment, the input of TD-SCDMA base station input is wherein comprised to reach the purpose of accurate control radio-frequency (RF) switch, guarantee that erroneous judgement can not appear in the TD-SCDMA radiofrequency signal when strengthening the equipment operate as normal, improve network stabilization.
7) can be used as standalone module or be connected with time-division control module 12 by interface, realize the demodulation mode synchronizing function as submodule.
2, the GPS module 8
GPS module 8 is a kind of main by parallel multi-channel, catches satellite fast to obtain the module of standard clock signal.
Concrete function is as follows:
1) GPS module 8 is responsible for finishing the demodulation gps satellite signal, output 1Hz timing signal and 10KHz synchronization pulse;
2) the local latitude and longitude information of output, precision height, no static drift;
3) provide carrier phase output;
4) provide locator data;
5) detect antenna condition automatically; But adapted is active or passive antenna;
6) work and storage temperature wide ranges (40 ℃～+ 85 ℃);
7) automatic cold start-up localization process etc.
8) can be used as submodule and be connected with time-division control module 12, realize GPS mode synchronizing function by interface.
3, time-division control module 12
Time-division control module 12 is a kind ofly to reach and base station synchronization by the detection mode that the radio frequency energy window is caught, and finds the position of two transfer points, thereby finishes the module that radio-frequency channel is switched.
In the TD-SCDMA system, uplink signal and down link signal are in same frequency, distinguish uplink and downlink by time-multiplexed mode.Therefore the TD-SCDMA repeater need obtain two position of conversion point information, finishes the up-downgoing of radio-frequency channel is switched.Obtaining two position of conversion point information is technological difficulties of TD-SCDMA repeater most critical.In case obtain two position of conversion point information, the TD-SCDMA repeater is then similar with other time division duplex repeater.
Major function is as follows:
1) accuracy of time-division control and interference free performance have directly had influence on the service behaviour of TD-SCDMA series repeater, final time-division control module 12 want under various environment, to realize with the base station synchronously and can carry out accurately uplink downlink and control;
2) collection of the monitoring parameter of control uplink downlink;
3) realize the control that uplink downlink gains;
4) automatic level control function of realization uplink downlink;
5) carry out interface with external GPS module 8, correlation demodulation module 10 or terminal module, thereby realize other functions such as the method for synchronization.
4, monitoring module 11
Monitoring module 11 is unified monitoring centers of inside, repeater, and it is responsible for inner all monitor messages in repeater are gathered storage, and sends this information to the discharging-directly station network management center by external communication ports; Simultaneously, it is the control command of response external network management center also, and order is sent to the inner correlation module in repeater.
Major function is as follows:
1) in the TD-SCDMA repeater of intelligent synthesis network supervising function, inside, repeater possesses perfect intelligent management unit.Monitoring module 11 is supported multiple communication modes such as serial ports is direct-connected, short message, number biography;
2) have characteristics advantages such as access way is comprehensive, management is directly perceived.And can handle automatically by different requirements automatically according to device type and network.Compatible different systems as: the dissimilar equipment of GSM, CDMA, TD-SCDMA, WCDMA, CDMA2000 etc. as wireless device, fiber plant, dried monitoring of putting equipment.
3) for the ease of in engineering to software upgrading, also support the remote upgrade function: can count multiple mode updating apparatus monitoring softwares such as biography by the direct-connected or MODEM of serial ports.
4) simultaneously,, make monitor data very comprehensive because inside, repeater has the detection basis of time domain, sign indicating number territory and frequency domain.
5) can be in the local and long-range inquiry of carrying out the setting of Equipment Control amount, equipment state amount and alarm, as upload status information of equipment, fault alarm etc. automatically.
5, the time domain monitoring is with intelligent
Described time domain monitoring is that a kind of various time-domain informations of gathering by the repeater carry out the method for supervising that analyzing and processing draws the spacing wave temporal signatures.
For the time domain aspect, the supervision of signal multipath situation can draw the multipath deterioration situation of signal after the transmission of space by the mode and the distinctive envelope characteristic of each time slot of TD-SCDMA of energy envelope detection. because the very big distortion that the diversity in wireless network space and uncertainty have caused the waveform of the radiofrequency signal of space transmission to be subjected to, thereby can influence obtaining synchronously of TD-SCDMA repeater. three kinds of methods of synchronization respectively have pluses and minuses again, adapt to the control of selecting the method for synchronization automatically so adopt.
As Fig. 2, detailed process is:
1) when the repeater be non-constant by the detected signal quality of above-mentioned second portion, can preferential adopt synchronous demodulation mode (A2) control in the repeater up-downgoing when co-channel interference and multipath are more serious and switch and amplify;
2) then adopt GPS (A1) mode synchronously when needs guarantee advantages of higher stability, its antijamming capability is the strongest;
3) method of synchronization of energy measuring (A3) is as just a kind of auxiliary method of synchronization, and its synchronous points of catching is only as the reference project of repeater statistical computation;
4) if when carrying out indoor covering, because signal quality is very good, the method for synchronization of energy measuring can reach requirement fully, then can remove GPS and synchronous demodulation part, to save operation cost;
5) when having selected (A4) after the repeater enters synchronous regime after the method for synchronization to begin the control (A5) that equipment is switched synchronously, equipment up-downgoing radiofrequency signal RF (A6) begins to switch magnifying state.
In addition, the automatic controlled function of power consumption is based on the repeater situation that takies of each time slot of network is added up the energy-saving scheme that draws, and promptly closes the power supply of link in the repeater at the business time-slot of free time, reduces the average power consumption of repeater as much as possible.The benefit that repeater reduction power consumption is the most directly brought is exactly that stability improves greatly, the life-span lengthening, and the cabinet volume reduces.
6, the monitoring of sign indicating number territory is with intelligent
The territory monitoring of described sign indicating number is that a kind of various sign indicating number domain informations of gathering by the repeater carry out the method for supervising that analyzing and processing draws spacing wave sign indicating number characteristic of field.
For aspect, sign indicating number territory, the TD-SCDMA repeater can select the sub-district of optimum synchronous code to carry out synchronously according to the network actual conditions in the sign indicating number territory that monitors, also can be according to the passive selection synchronous code of network management information.This function is very beneficial for carrying out large scale network optimization and control.Because the later stage networking is the multi-operator identical networking, distinguishes each base station signal function by the sign indicating number territory and seem particularly important.
As Fig. 3, detailed process is:
1) carries out demodulation (B1) at first to the received signal, then carry out the relevant of synchronous code, promptly seek the synchronous code character (B2) of correlation maximum;
2) after finding the synchronous code character of maximum correlation, determined synchronously, and drawn the moment (B3) that up-downgoing is switched;
3) equipment being carried out switch control (B4) is that two radio frequency links of up-downgoing are in switching controls state (B5).
7, the frequency domain monitoring is with intelligent
Described frequency domain monitoring is that a kind of various frequency domain informations of gathering by the repeater carry out the method for supervising that analyzing and processing draws the spacing wave frequency domain character.
For the frequency domain aspect, the scanning of each working frequency points can be carried out by detection and frequency-selecting module in the TD-SCDMA repeater, selects optimization frequency or frequency range to switch amplification automatically, and this function also is very beneficial for carrying out large scale network optimization and control.
As Fig. 4, detailed process is:
1) frequency-selecting is set to TD-SCDMA working frequency range first frequency (C1);
2) open radio frequency link and carry out power amplification (C2), judge by power output (C3) whether this frequency has downstream signal (C4);
3) frequency-selecting module converts is to second frequency;
4) with second step;
Finally the power situation by each frequency counts the frequency distribution situation that base station signal is introduced in present repeater.
Claims (9)
1. a TD-SCDMA repeater that possesses intelligent synthesis network supervising function comprises radio frequency link and control system, and radio frequency link comprises downlink radio frequency link and up radio frequency link;
It is characterized in that:
Donor antenna (14), the 1st filter (1), the 1st circulator (16), descending low noise amplifier (2), down frequency selection device (3), downlink power amplifier (4), the 2nd circulator (17), the 2nd filter (13), retransmitting antenna (15) are communicated with successively forms the downlink radio frequency link, realizes the amplification of downlink radio-frequency signal;
Retransmitting antenna (15), the 2nd filter (13), the 2nd circulator (17), up low noise amplifier (7), up frequency-selector (6), ascending power amplifier (5), the 1st circulator (16), the 1st filter (1), donor antenna (14) are communicated with successively forms up radio frequency link, realizes the amplification of up radiofrequency signal;
Control system comprises correlation demodulation module (10), GPS module (8), time-division control module (12) and monitoring module (11);
Descending low noise amplifier (2), up frequency-selector (6), downlink power amplifier (4), up low noise amplifier (7), down frequency selection device (3), ascending power amplifier (5) are connected with time-division control module (12) respectively, realize synchronous acquisition, control and time domain, frequency domain monitoring function based on energy measuring;
Donor antenna (14), the 1st filter (1), correlation demodulation module (10), monitoring module (11), time-division control module (12) are communicated with successively, correlation demodulation module (10) is connected with time-division control module (12), realizes synchronous signal acquisition and sign indicating number territory monitoring function based on correlation demodulation;
Gps antenna (9), GPS module (8), time-division control module (12) are communicated with successively, realize the synchronous signal acquisition based on GPS;
Monitoring module (11) is responsible for unified management, control and external and the network management communication to all kinds of image data.
2. by the described a kind of TD-SCDMA repeater that possesses intelligent synthesis network supervising function of claim 1, it is characterized in that:
Described the 1st, 2 circulators (16,17) structure is identical, is a kind of general-purpose device of realizing the radiofrequency signal transmitted in both directions, and inner this device that uses in repeater is separated into two links of uplink and downlink with two same reverse signal links frequently of up-downgoing.
3. by the described a kind of TD-SCDMA repeater that possesses intelligent synthesis network supervising function of claim 1, it is characterized in that:
Described correlation demodulation module (10) is a kind of mode that adopts base band demodulating and decoding, discerns transfer point and obtain yard module of territory monitor message in the TD-SCDMA repeater.
4. by the described a kind of TD-SCDMA repeater that possesses intelligent synthesis network supervising function of claim 1, it is characterized in that:
Described GPS module (8) is a kind of by parallel multi-channel, catches satellite fast to obtain the module of standard clock signal.
5. by the described a kind of TD-SCDMA repeater that possesses intelligent synthesis network supervising function of claim 1, it is characterized in that:
Described time-division control module (12) is a kind ofly to reach and base station synchronization by the detection mode that the radio frequency energy window is caught, and finds the position of two transfer points, thereby finishes the module that radio-frequency channel is switched.
6. by the described a kind of TD-SCDMA repeater that possesses intelligent synthesis network supervising function of claim 1, it is characterized in that:
Described monitoring module (11) is the unified monitoring center of inside, repeater, and it is responsible for inner all monitor messages in repeater are gathered storage, and sends this information to the discharging-directly station network management center by external communication ports; Simultaneously, it is the control command of response external network management center also, and order is sent to the inner correlation module in repeater.
7. by the described a kind of TD-SCDMA repeater that possesses intelligent synthesis network supervising function of claim 1, it is characterized in that:
Described time domain monitoring is that a kind of various time-domain informations of gathering by the repeater carry out the method for supervising that analyzing and processing draws the spacing wave temporal signatures.
8. by the described a kind of TD-SCDMA repeater that possesses intelligent synthesis network supervising function of claim 1, it is characterized in that:
The territory monitoring of described sign indicating number is that a kind of various sign indicating number domain informations of gathering by the repeater carry out the method for supervising that analyzing and processing draws spacing wave sign indicating number characteristic of field.
9. by the described a kind of TD-SCDMA repeater that possesses intelligent synthesis network supervising function of claim 1, it is characterized in that:
Described frequency domain monitoring is that a kind of various frequency domain informations of gathering by the repeater carry out the method for supervising that analyzing and processing draws the spacing wave frequency domain character.
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101374021B (en) * | 2008-08-29 | 2012-12-26 | 深圳国人通信有限公司 | Synchronization control method for covering TD-SCDMA repeater station signals |
| CN102545991A (en) * | 2010-12-29 | 2012-07-04 | 深圳国人通信有限公司 | Modem-based time division-synchronous code division multiple access (TD-SCDMA) on-vehicle repeater and channel switching method |
| CN102447509B (en) * | 2011-10-10 | 2014-12-10 | 福建京奥通信技术有限公司 | Downlink synchronous system and method thereof based on downlink synchronous code self correlation for TD-SCDMA (Time Division-Synchronization Code Division Multiple Access) repeater |
| CN106465260B (en) * | 2014-07-28 | 2020-02-14 | 华为技术有限公司 | Antenna equipment, power supply control method and device |
| CN104270831B (en) * | 2014-09-28 | 2018-04-10 | 福建三元达网络技术有限公司 | A kind of multi-functional LTE wireless network cards |
| CN106210359A (en) * | 2016-09-18 | 2016-12-07 | 广州市大喜通信技术有限公司 | A kind of repeater monitoring device based on Bluetooth technology and method |
| CN107332582A (en) * | 2017-06-28 | 2017-11-07 | 武汉虹信通信技术有限责任公司 | A kind of method that repeater equipment commissioning is carried out by handheld terminal |
| CN117729627B (en) * | 2024-02-07 | 2024-05-14 | 广州市瀚云信息技术有限公司 | Method for realizing simultaneous synchronization of 4G signal and 5G signal of wireless repeater |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1688118A (en) * | 2005-06-02 | 2005-10-26 | 武汉虹信通信技术有限责任公司 | Method for obtaining converting point position information by TDSCDMA repeater |
| CN1702988A (en) * | 2005-06-02 | 2005-11-30 | 武汉虹信通信技术有限责任公司 | Method for implementing uplink and downlink switching of TD-SCDMA repeater |
| CN1756121A (en) * | 2004-09-28 | 2006-04-05 | 北京信威通信技术股份有限公司 | Relay network device for realizing synchronization in TDD system and its method for realizing synchronization |
| CN1801667A (en) * | 2006-01-24 | 2006-07-12 | 京信通信技术(广州)有限公司 | TD-SCDMA repeater system for third generation mobile communication system |
-
2006
- 2006-12-19 CN CN200610125512A patent/CN101207853B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1756121A (en) * | 2004-09-28 | 2006-04-05 | 北京信威通信技术股份有限公司 | Relay network device for realizing synchronization in TDD system and its method for realizing synchronization |
| CN1688118A (en) * | 2005-06-02 | 2005-10-26 | 武汉虹信通信技术有限责任公司 | Method for obtaining converting point position information by TDSCDMA repeater |
| CN1702988A (en) * | 2005-06-02 | 2005-11-30 | 武汉虹信通信技术有限责任公司 | Method for implementing uplink and downlink switching of TD-SCDMA repeater |
| CN1801667A (en) * | 2006-01-24 | 2006-07-12 | 京信通信技术(广州)有限公司 | TD-SCDMA repeater system for third generation mobile communication system |
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