CN101159461B - TD-SCDMA dual-four channel intelligent antenna assembly - Google Patents
TD-SCDMA dual-four channel intelligent antenna assembly Download PDFInfo
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- CN101159461B CN101159461B CN2007100097647A CN200710009764A CN101159461B CN 101159461 B CN101159461 B CN 101159461B CN 2007100097647 A CN2007100097647 A CN 2007100097647A CN 200710009764 A CN200710009764 A CN 200710009764A CN 101159461 B CN101159461 B CN 101159461B
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- 238000004891 communication Methods 0.000 claims abstract description 8
- 230000000712 assembly Effects 0.000 claims description 9
- 238000000429 assembly Methods 0.000 claims description 9
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- 230000003247 decreasing effect Effects 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 23
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- 102000018059 CS domains Human genes 0.000 description 2
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Abstract
The invention provides a TD-SCDMA double 4-channel intelligent antenna. The calibrating ports of the two 4-channel antennas are connected with the two-splitting joint of a power splitter respectively, the other joint of the power splitter is connected with the calibrating port of a main R04, and the clock interface and the communication interface of the main R04 are connected with the clock interface and the communication interface of the sub R04. The device in the invention uses the double 4-channel intelligent antennal to simulate an 8-channel intelligent antenna; on one hand, the coverage effect of the signal is close to that of the 8-channel intelligent antenna, and on the other hand, because the double 4-channel intelligent antenna has small area and small wind resistance factor, the difficulty in engineering construction can be decreased and the waste on the engineering investment caused by changing point can be reduced.
Description
Technical field:
The present invention relates to two 4 dual-four channel intelligent antenna assemblies of a kind of TD-SCDMA.
Background technology:
Smart antenna is widely used in the networking of TD, is progressively evolved to 8 channel-styles (as shown in Figure 1) of current main-stream by 16 channel-styles of design at first.But present 8 dual-four channel intelligent antenna ubiquity antenna areas are big, air resistance coefficient is big, will use thicker pole when installing, and destroy building roof terrace easily, and need problem such as making clump, so the project installation difficulty is bigger.Simultaneously, because 8 passage antenna volume are excessive, very showy, therefore, often complained in the installation process by peripheral resident, increased the difficulty of website addressing and construction, could reach former website signal covering demand reluctantly, caused the waste on the construction investment so that need set up two above websites at its periphery.
Summary of the invention:
The object of the present invention is to provide two 4 dual-four channel intelligent antenna assemblies of a kind of TD-SCDMA.This device can reduce the engineering comprehensive cost greatly satisfying under the prerequisite of requirement for signal coverage.
Two 4 dual-four channel intelligent antenna assemblies of TD-SCDMA of the present invention, it is characterized in that: the calibration mouth of two 4 passage antennas is connected with two parted hair joints of power splitter respectively, another joint of power splitter is connected with the calibration mouth of main R04, the clock interface of main R04 and communication interface are connected with communication interface with clock interface from R04,4 channel interfaces of one of them 4 passage antenna are connected with 4 channel interfaces of main R04 respectively, and 4 channel interfaces of another 4 passage antenna are connected with 4 channel interfaces from R04 respectively.
Apparatus of the present invention have adopted two 4 dual-four channel intelligent antennas to simulate 8 dual-four channel intelligent antennas, on the one hand signal levels off to the coverage effect of eight dual-four channel intelligent antennas, on the other hand because the area of two 4 dual-four channel intelligent antennas is little, air resistance coefficient is little, can lower the difficulty of engineering construction, minimizing causes the waste on the construction investment because of changing the time.
Description of drawings:
Fig. 1 is existing 8 passage antenna hardware system configuration schematic diagrames;
Fig. 2 is a hardware system structure diagrammatic sketch of the present invention.
Concrete enforcement
Two 4 dual-four channel intelligent antenna assemblies of TD-SCDMA of the present invention are connected with two parted hair joints of power splitter respectively by the calibration mouth of two 4 passage antennas, another joint of power splitter is connected with the calibration mouth of main R04, the clock interface of main R04 and communication interface are connected with communication interface with clock interface from R04,4 channel interfaces of one of them 4 passage antenna are connected with 4 channel interfaces of main R04 respectively, and 4 channel interfaces of another 4 passage antenna are connected with 4 channel interfaces from R04 respectively.
Left and right being arranged in parallel of two 4 passage antenna horizontal directions of two 4 dual-four channel intelligent antenna assemblies of TD-SCDMA of the present invention is provided with or two the 4 upper and lower settings that are arranged in parallel of passage antenna vertical direction.
Two 4 road smart antennas of the present invention and 8 dual-four channel intelligent antennas, the major parameter aspect project installation is compared as follows:
As can be seen, two 4 dual-four channel intelligent antennas are because the superiority on its mechanical property from the comparative analysis of last table, and it is simple and easy to make that its relative 8 dual-four channel intelligent antennas on the difficulty of installing engineering come.In antenna is installed, pole is a key point, use two 4 dual-four channel intelligent antennas can utilize the pole of original 2G website fully, need not increase the special-purpose pole of 3G newly, this has great significance in practical engineering application, in addition, also reduce the overall cost of engineering on from the side, reduced the unsuccessful risk of base station reconnaissance.The area easily takes place because air resistance coefficient is big at typhoons such as southeastern coast in 8 dual-four channel intelligent antennas, for guaranteeing it fail safe is installed, and its pole is more much bigger than the pole of two 4 dual-four channel intelligent antennas.On the other hand, because 8 dual-four channel intelligent antenna volumes are big, after signatory website is installed, be subject to peripheral resident and complain, and the present invention overcome above-mentioned shortcoming.
In order to determine that can two 4 dual-four channel intelligent antennas simulate 8 passage antennas and reach and level off to the effect of 8 passage antennas, through composite measurement repeatedly.And a large amount of test datas shows, the effect of two 4 passage antennas is better than single 4 passages and is slightly poorer than single 8 passage antennas, and the signal in single sector covers the results of property that can obtain being similar to 8 dual-four channel intelligent antennas.
This testing equipment is arranged in the Lian Tun base station and is positioned at the island Siming District, belongs to the dense city environment.The second sector relevant information is as follows:
Test divides three kinds of conditions to carry out: (1) uses secondary 4 passage antennas separately; (2) use 1 secondary 8 passage antennas separately; (3) use two secondary 4 passage antennas.Every kind of situation has all been carried out 3 tests, 3 times averages as this test result.
This test event comprises that voice/data coverage test, the test of cell edge voice/data call, cell edge voice/data keep test.
(1) voice/data coverage test
(i) tested zero load is deleted all neighboring BS relationship of tested sub-district, and is closed peripheral cell.
(ii) under tested sub-district, use a TD-SCDMA terminal to send AMR12.2Kbps and call out (the PS territory then is PS64K, PS128K, PS384K), be in talking state.
(iii) test carriage carries the TD-SCDMA terminal, and from the base station, radially route travels to cell edge, and the record corresponding data.
During (iv) as the no show predetermined edge, the UE call drop is dialled again and is cried, and connects.Record position and corresponding measured value at this moment.
If (v) UE can't insert at the call drop point, or inserts successfully but can't keep normal connection, writes down corresponding position and measured value thereof.
(2) cell edge voice/data call test
(i) tested zero load is deleted all neighboring BS relationship of tested sub-district, and is closed peripheral cell.
(ii) choose a test point, record position at this moment at tested cell edge place.
(iii) on test point, use a TD-SCDMA terminal to send AMR12.2K call by call (the PS territory then is PS64K, PS128K, PS384K), write down corresponding measured value and call successful rate.
(3) the cell edge voice/data keeps test
(i) tested zero load is deleted all neighboring BS relationship of tested sub-district, and is closed peripheral cell.
(ii) choose a test point, record position this moment at tested cell edge place.
(iii) on test point, use a TD-SCDMA terminal to send AMR12.2K and call out (the PS territory then is PS64K, PS128K, PS384K), kept 3 minutes, write down corresponding measured value and call successful rate.
Test result:
This test result comprises actual engineering CS domain test key data and actual engineering PS domain test key data.
(1) actual engineering CS domain test key data statistics is as follows:
(2) actual engineering PS domain test key data statistics is as follows:
According to above technical data analysis, can draw to draw a conclusion:
(1) two 4 dual-four channel intelligent antennas are in practical engineering application, and performance is near 8 passage antennas; Consider that website is contracted, factors such as use, installation cost and difficulty, resident's reaction that pole is reused, two 4 dual-four channel intelligent antennas can become the new possibility of TD wireless coverage engineering.
(2) two 4 dual-four channel intelligent antennas are on the every index in CS territory or PS territory, and its performance is all between 8 dual-four channel intelligent antennas and single 4 dual-four channel intelligent antenna performances, and performance index numerical value more levels off to 8 passage antenna characteristics.
Claims (3)
1. two 4 dual-four channel intelligent antenna assemblies of a TD-SCDMA, it is characterized in that: the calibration mouth of two 4 passage antennas is connected with two parted hair joints of power splitter respectively, another joint of power splitter is connected with the calibration mouth of main R04, the clock interface of main R04 and communication interface are connected with communication interface with clock interface from R04,4 channel interfaces of one of them 4 passage antenna are connected with 4 channel interfaces of main R04 respectively, and 4 channel interfaces of another 4 passage antenna are connected with 4 channel interfaces from R04 respectively.
2. two 4 dual-four channel intelligent antenna assemblies of TD-SCDMA according to claim 1 is characterized in that: the left and right setting that is arranged in parallel of described two 4 passage antenna horizontal directions.
3. two 4 dual-four channel intelligent antenna assemblies of TD-SCDMA according to claim 1 is characterized in that: the upper and lower setting that is arranged in parallel of described two 4 passage antenna vertical directions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100097647A CN101159461B (en) | 2007-11-09 | 2007-11-09 | TD-SCDMA dual-four channel intelligent antenna assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100097647A CN101159461B (en) | 2007-11-09 | 2007-11-09 | TD-SCDMA dual-four channel intelligent antenna assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101159461A CN101159461A (en) | 2008-04-09 |
| CN101159461B true CN101159461B (en) | 2011-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2007100097647A Expired - Fee Related CN101159461B (en) | 2007-11-09 | 2007-11-09 | TD-SCDMA dual-four channel intelligent antenna assembly |
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| Country | Link |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2729932Y (en) * | 2004-08-27 | 2005-09-28 | 北京华夏宇通通信技术有限责任公司 | Hybrid phased array satellite receiving antenna |
| CN1832258A (en) * | 2006-03-09 | 2006-09-13 | 摩比天线技术（深圳）有限公司 | Calibration network of intelligent antenna |
-
2007
- 2007-11-09 CN CN2007100097647A patent/CN101159461B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2729932Y (en) * | 2004-08-27 | 2005-09-28 | 北京华夏宇通通信技术有限责任公司 | Hybrid phased array satellite receiving antenna |
| CN1832258A (en) * | 2006-03-09 | 2006-09-13 | 摩比天线技术（深圳）有限公司 | Calibration network of intelligent antenna |
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| Publication number | Publication date |
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| CN101159461A (en) | 2008-04-09 |
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