CN205749717U - Detect the detecting system of multiple duplexer simultaneously - Google Patents
Detect the detecting system of multiple duplexer simultaneously Download PDFInfo
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- CN205749717U CN205749717U CN201620444004.3U CN201620444004U CN205749717U CN 205749717 U CN205749717 U CN 205749717U CN 201620444004 U CN201620444004 U CN 201620444004U CN 205749717 U CN205749717 U CN 205749717U
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- Prior art keywords
- switch
- duplexer
- switch unit
- cascaded
- hilted broadsword
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Abstract
This utility model discloses a kind of detecting system simultaneously detecting multiple duplexer, including main control computer, Network Analyzer and matrix switch de-vice；Wherein, described matrix switch de-vice includes at least one matrix switch, described matrix switch include two be connected with described Network Analyzer vow master switch unit that net ports and said two vow that net port is connected and the cascaded switch unit that multiple and described master switch unit is in series, described master switch unit and cascaded switch unit are respectively provided with the detection port that multiple and described duplexer is connected.Multiple duplexer can be simultaneously connected with, and the S parameter between any two ends mouth of duplexer is tested, disposably complete multiple duplexers are detected simultaneously, achieve precision and the facilitation etc. of the electricity function index testing result of duplexer, it is achieved that duplexer is in production, the high efficiency of manufacture view.
Description
Technical field
This utility model relates to communication technical field, particularly to a kind of detecting system detecting multiple duplexer simultaneously.
Background technology
Duplexer is alien frequencies two-way radios, the key fitment of trunk desk, and its effect is transmitting and reception signal to be isolated,
Ensureing to receive and launch and can normally work simultaneously. it is made up of the stop-band filter of two groups of different frequencies, it is to avoid the machine is sent out
Penetrate signal and be transferred to receiver.Traditional method, classical insulation (insertion loss, suppression, the standing-wave ratio etc.) detection of duplexer
Mainly being carried out manually by Network Analyzer or coordinate software to carry out, duplexer typically has 3 ports, each port during detection
All need to connect test cable to test.When using 2 port network analyser detection, it is confined to the port number of Network Analyzer
Limiting, need to switch the test port that cable extremely needs, detection brings certain inconvenience, switching to connect different port and also brings along not
Determine error.When using 4 port network analyser detection, though need not plug, switching cable, but connect every time and the most only can only
Testing a product, inefficient, generally conventional detection means once can only detect 1 duplexer, needs time-consuming 1～2 minute, inspection
Survey 5 need time-consuming 8～9 minutes, because when detecting multiple stage duplexer, need uninterruptedly cable to be plugged, in plug
Easily going wrong, cause detection efficiency low, testing result is affected by human factors greatly.
Utility model content
Main purpose of the present utility model is to propose a kind of detecting system that can simultaneously detect multiple duplexer.
For achieving the above object, a kind of detecting system simultaneously detecting multiple duplexer that the utility model proposes, including
Network Analyzer that main control computer is connected with described main control computer, respectively with described Network Analyzer and described duplexer
The matrix switch de-vice connected；
Wherein, described matrix switch de-vice includes that at least one matrix switch, described matrix switch include two with described
What Network Analyzer connected vow net port and said two vow the master switch unit and multiple and described master that net port is connected
The cascaded switch unit that switch element is in series, described master switch unit and cascaded switch unit are respectively provided with multiple and described double
The detection port that multiplexer connects.
Preferably, described master switch unit and cascaded switch unit are by first, second hilted broadsword four throw switch and three lists
Double-pole double throw switch forms, and described three single-pole double-throw switch (SPDT)s are connected in parallel on described first hilted broadsword four throw switch and the second hilted broadsword four-throw is opened
Between pass；
With said two, first, second hilted broadsword four throw switch of described master switch unit vows that net port is connected respectively, and point
Not being in series with first, second hilted broadsword four throw switch of adjacent described cascaded switch unit, the cascade that any two is adjacent is opened
Closing between unit, first, second hilted broadsword four throw switch of a described cascaded switch unit is opened with cascade another described respectively
First, second hilted broadsword four throw switch closing unit is in series；
In last described cascaded switch unit of described three single-pole double-throw switch (SPDT)s and cascade first, second is single
Cutter four throw switch connects a test port respectively.
Preferably, described matrix switch is two, and described Network Analyzer uses four port vector network analyzers.
Preferably, described matrix switch de-vice also includes that panel and power supply, described power supply are connected with described panel, uses
Think that described panel is powered；Described panel is connected with described matrix switch, in order to receive the control that Network Analyzer sends
Order, and control described matrix switch correspondence connection detection port according to described control command.
Technical solutions of the utility model fill by arranging a matrix switch between duplexer to be measured and Network Analyzer
Putting, this matrix switch de-vice includes that at least one is by master switch unit and multiple cascaded switch being in series with master switch unit
The matrix switch of unit composition, each matrix switch has multiple detection port, it is possible to be simultaneously connected with the duplex of multiple multiport
Device；S parameter between any two ends mouth of duplexer can be tested, disposably complete multiple duplexers are examined simultaneously
Survey, it is achieved that the precision of the electricity function index testing result of duplexer and facilitation etc., it is achieved that duplexer is producing, making
Make the high efficiency of aspect.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, the accompanying drawing in describing below is only
It is embodiments more of the present utility model, for those of ordinary skill in the art, in the premise not paying creative work
Under, it is also possible to other accompanying drawing is obtained according to the structure shown in these accompanying drawings.
Fig. 1 is theory diagram of the present utility model；
Fig. 2 is the entity connection diagram of corresponding diagram 1；
Fig. 3 is the structural representation of matrix switch de-vice in Fig. 1；
Fig. 4 is master switch unit and the connection diagram of cascaded switch unit of matrix switch in Fig. 3；
Fig. 5 is the arrangement schematic diagram of matrix switch in Fig. 3.
The realization of this utility model purpose, functional characteristics and advantage will in conjunction with the embodiments, are described further referring to the drawings.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the present utility model rather than all
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, broadly falls into the scope of this utility model protection.
It is to be appreciated that if this utility model embodiment relates to directivity instruction (such as upper and lower, left and right, front,
After ...), then directionality instruction is only used for explaining relative between each parts under a certain particular pose (as shown in drawings)
Position relationship, motion conditions etc., if this particular pose changes, then directionality instruction changes the most therewith.
If it addition, this utility model embodiment relates to the description of " first ", " second " etc., then should " first ", " the
Two " description etc. is only used for describing purpose, and it is not intended that instruction or imply its relative importance or implicit indicate indication
The quantity of the technical characteristic shown.Thus, define " first ", the feature of " second " can be expressed or implicitly include at least one
Individual this feature.It addition, the technical scheme between each embodiment can be combined with each other, but must be with ordinary skill
Based on personnel are capable of, when technical scheme combination occur conflicting maybe cannot realize time will be understood that this technical side
The combination of case does not exists, the most not within the protection domain that this utility model requires.
As depicted in figs. 1 and 2, this utility model provides a kind of detecting system simultaneously detecting multiple duplexer, including
Network Analyzer 300 that main control computer 400 is connected with main control computer 400, respectively with Network Analyzer 300 and duplexer
200 matrix switch de-vice 100 connected；Network Analyzer 300 is controlled by main control computer 400, in order to duplexer more than 200
Individual port detects automatically.
Concrete, as it is shown on figure 3, matrix switch de-vice 100 includes at least one matrix switch 10, panel 11 and power supply
12, each matrix switch 10 includes two arrow net ports 103 being connected with Network Analyzer 300 and two arrow net ports 103 even
The master switch unit 101 connect and multiple cascaded switch unit 102 being in series with master switch unit 101, master switch unit
101 and each cascaded switch unit 102 be respectively provided with multiple switch (105-109).Except master switch unit 101 is used for and phase
Outside two switches that an adjacent cascaded switch unit 102 connects, other each switches are respectively provided with at least one and duplexer 200
The detection port 104 connected.
Power supply 12 is powered for panel 11 and matrix switch 10, and panel 11 is by USB data line and analysis of network
Instrument 300 connects, and in order to receive the control command that Network Analyzer 300 sends, and controls matrix switch according to described control command
10 corresponding connections detect port 104, and matrix switch de-vice 100 can connect matrix according to the control command of Network Analyzer 300
With two, the two of which detection port 104 of switch 10 vows that net port 103 connects respectively, and then utilize Network Analyzer 300
S parameter between two ports of duplexer 200 correspondence being connected on this two of which detection port 104 is measured；
After two ports completing duplexer 200 are measured, matrix switch 10 connect two other detection port 104 respectively with two arrows
Net port 103 connects, and then measures the S parameter of two other port of duplexer 200, successively to duplexer 200
All of the port measures.
After multiple ports of multiple duplexers 200 are all connected on the detection port 104 of matrix switch de-vice 100,
S parameter between any two ends mouth of duplexer 200 can be measured, until all of the port of multiple duplexer 200 is measured
Complete.So, it is achieved duplexer 200 detects the simplification of process, efficient activity, realize the detection high efficiency of duplexer 200 simultaneously,
And improve testing result accuracy.
As shown in Figure 4, the master switch unit 101 in each matrix switch 10 and cascaded switch unit 102 are by first,
Two hilted broadsword four throw switch 105,106 and three single-pole double-throw switch (SPDT)s 107,108,109 compositions, three single-pole double-throw switch (SPDT)s 107,
108,109 it is connected in parallel between described first hilted broadsword four throw switch 105 and the second hilted broadsword four throw switch 106.
Concrete, each single-pole double-throw switch (SPDT) 107,108,109 has a movable contact h and two stationary contacts f, g, each
Hilted broadsword four throw switch 105,106 has a movable contact e and four stationary contacts a, b, c, d, the of the first single-pole double-throw switch (SPDT) 107
First stationary contact a of one stationary contact f and the first hilted broadsword four throw switch 105 connects, the second stationary contact of the first single-pole double-throw switch (SPDT) 107
First stationary contact a of some g and the second hilted broadsword four throw switch 106 connects；First stationary contact f of the second single-pole double-throw switch (SPDT) 108 with
Second stationary contact b of the first hilted broadsword four throw switch 105 connects, and the second stationary contact g of the second single-pole double-throw switch (SPDT) 108 and second is single
Second stationary contact b of cutter four throw switch 106 connects；First stationary contact f of the 3rd single-pole double-throw switch (SPDT) 109 and the first hilted broadsword four-throw
3rd stationary contact c of switch 105 connects, and the second stationary contact f of the 3rd single-pole double-throw switch (SPDT) 109 opens with described second hilted broadsword four-throw
Close the 3rd stationary contact c connection of 106.
The movable contact e of first, second hilted broadsword four throw switch 105,106 of master switch unit 101 vows net end with two respectively
Mouth 103 connects, and is in series with first, second hilted broadsword four throw switch 105,106 of adjacent cascaded switch unit 102 respectively,
And between the adjacent cascaded switch unit 102 of any two, first, second hilted broadsword four-throw of a cascaded switch unit 102 is opened
Close 105,106 respectively first, second hilted broadsword four throw switch 105,106 with another cascaded switch unit 102 be in series.
Concrete, the 4th stationary contact d of the first hilted broadsword four throw switch 105 of master switch unit 101 and first of cascade
The movable contact e of cascaded switch unit 102 connects, the 4th stationary contact d of the second hilted broadsword four throw switch 106 of master switch unit 101
It is connected with the movable contact e of the second hilted broadsword four throw switch 106 of first cascaded switch unit 102；The first of master switch unit 101
By two, hilted broadsword four throw switch the 105, second hilted broadsword four throw switch 106 vows that net port 103 is with Network Analyzer 300 even respectively
Connect.
Each single-pole double-throw switch (SPDT) 107,108,109 and cascade last cascaded switch unit 102 in first,
Second hilted broadsword four throw switch 105,106 connects a detection port 104 respectively, concrete, each single-pole double-throw switch (SPDT) 107,108,
The movable contact h of 109 connects a detection port 104, first, second hilted broadsword in last cascaded switch unit 102 respectively
4th stationary contact d of four throw switches 105,106 connects a detection port 104 respectively.
As it is shown in figure 5, a preferred embodiment of the present utility model, Network Analyzer 300 uses four port vector networks
Analyser, the matrix switch 10 of matrix switch de-vice 100 is two, and two arrow net ports 103 of each matrix switch 10 are corresponding
It is connected on the both end of which mouth of Network Analyzer 300.So, each matrix switch 10 has 8 detection ports 104, each
Matrix switch de-vice 100 has 16 detection ports 104, according to duplexer port number to be measured, repeatedly plugs, switches being not required to
Test cable is tested under port premise calls to different, and single disclosure satisfy that the duplexer detecting single 9～16 port numbers
200 or single can detect the duplexer 200 etc. of 28 port numbers simultaneously；It is achieved thereby that disposably connect duplexer 200
All tested port functions, carry out automatically quickly detecting work, can be according to the port number of duplexer 200, to multiple duplexers 200
Detect, it is achieved that the precision of the electricity function index detection of duplexer 200 and facilitation etc., it is achieved that duplexer simultaneously
Producing, the high efficiency of manufacture view, detect the detecting system of multiple duplexer while utilizing this utility model, complete to own
Detection function only needs 2-3 minute.
The port to be measured of duplexer 200 is all connected to matrix switch de-vice 100 by detecting system of the present utility model
On each detection port 104, main control computer 400 controls Network Analyzer 300 and starts test, successively to duplexer 200
Two of which port the most quickly detect, test result is simultaneous display on main control computer 400, and test is logical after terminating
Cross main control computer 400 and automatically generate examining report.Compared with the detection means of the single duplexer of existing one-time detection, fully ensure
Detection convenience, realizes the efficient activity of duplexer detection, compared with existing traditional detection means, at multiport matrix switch simultaneously
The detection port number of device meets under multiple duplexer testing conditions simultaneously, it is possible to the while that configuration detecting system being multiple duplexer
Detection, detection efficiency promote reach 3 times or more than.
The foregoing is only preferred embodiment of the present utility model, not thereby limit the scope of the claims of the present utility model,
Every under inventive concept of the present utility model, the equivalent structure utilizing this utility model description and accompanying drawing content to be made becomes
Change, or directly/be indirectly used in other relevant technical fields and be included in scope of patent protection of the present utility model.
Claims (1)
1. the detecting system simultaneously detecting multiple duplexer, it is characterised in that include main control computer and described master control meter
The Network Analyzer that calculation machine connects, the matrix switch de-vice that is connected with described Network Analyzer and described duplexer respectively；Described
Network Analyzer uses four port vector network analyzers；
Wherein, described matrix switch de-vice includes two matrix switches, and described matrix switch includes two and described analysis of network
What instrument connected vow net port and said two vow the master switch unit and multiple and described master switch unit that net port is connected
The cascaded switch unit being in series, described master switch unit and cascaded switch unit are respectively provided with multiple and described duplexer and are connected
Detection port；
Described master switch unit and cascaded switch unit are by first, second hilted broadsword four throw switch and three single-pole double-throw switch (SPDT) groups
Becoming, described three single-pole double-throw switch (SPDT)s are connected in parallel between described first hilted broadsword four throw switch and the second hilted broadsword four throw switch；
First, second hilted broadsword four throw switch of described master switch unit respectively with said two vow net port be connected, and respectively with
First, second hilted broadsword four throw switch of adjacent described cascaded switch unit is in series, the cascaded switch list that any two is adjacent
Between unit, first, second hilted broadsword four throw switch of a described cascaded switch unit respectively with cascaded switch list another described
First, second hilted broadsword four throw switch of unit is in series；
First, second hilted broadsword four in last described cascaded switch unit of described three single-pole double-throw switch (SPDT)s and cascade
Throw switch connects a test port respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620444004.3U CN205749717U (en) | 2016-05-16 | 2016-05-16 | Detect the detecting system of multiple duplexer simultaneously |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620444004.3U CN205749717U (en) | 2016-05-16 | 2016-05-16 | Detect the detecting system of multiple duplexer simultaneously |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205749717U true CN205749717U (en) | 2016-11-30 |
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ID=57367407
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620444004.3U Expired - Fee Related CN205749717U (en) | 2016-05-16 | 2016-05-16 | Detect the detecting system of multiple duplexer simultaneously |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113358947A (en) * | 2020-03-02 | 2021-09-07 | 上海特普瑞通讯科技有限公司 | Radio frequency device test system |
-
2016
- 2016-05-16 CN CN201620444004.3U patent/CN205749717U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113358947A (en) * | 2020-03-02 | 2021-09-07 | 上海特普瑞通讯科技有限公司 | Radio frequency device test system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161130 Termination date: 20170516 |