CN105530056A - Harmonic power loss testing device - Google Patents
Harmonic power loss testing device Download PDFInfo
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- CN105530056A CN105530056A CN201410507408.8A CN201410507408A CN105530056A CN 105530056 A CN105530056 A CN 105530056A CN 201410507408 A CN201410507408 A CN 201410507408A CN 105530056 A CN105530056 A CN 105530056A
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- switching device
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Abstract
The invention discloses a harmonic power loss testing device, which comprises a first signal path switching device, a second signal path switching device, a switching control unit for carrying out path switching on the first signal path switching device and the second signal path switching device, and an output testing module in information connection with the first signal path switching device and the second signal path switching device and corresponding to a to-be-tested object, wherein the first signal path switching device receives a first signal; and the second signal path switching device receives a second signal. Thus, signal path control can be carried out on the first signal path switching device and the second signal path switching device through the switching control unit, the output testing module is connected with the to-be-tested object for testing, and the purposes of programmed fast switching and signal separation testing can be achieved.
Description
Technical field
The present invention is relevant a kind of automatic testing equipment, refers in particular to a kind of testing apparatus of harmonic power waste.
Background technology
Flourish along with radio communication, apply to the demand of the switch (switch) of handheld communication system, along with development and the multi-functional demand of hand-held device, the demand of multiport switch also grows with each passing day.
The switch (switch) of handheld communication system is from early stage a pair two, one-to-many till now (as a pair six, a pair ten or more), concerning switch, most important parameter is exactly power loss, isolation amount and harmonic power size.
In time using, really there is following point and disappearance waits to improve in existing switch:
Existing switch supplier and utilization switch are made into the supplier of tester table, only be to provide the computer hardware of simple many ports test, as for above-mentioned power loss, isolation amount and harmonic power size etc. parameter measurement, there is no too many applicable scheme, thus cause test on very inconvenient.
Therefore, how will solve above-mentioned existing switch cannot isoparametric problem and the disappearance such as Validity Test power loss, isolation amount and harmonic power size, be the present inventor be engaged in the industry relevant manufactures desire most ardently the place, direction studied and improve.
Therefore the present inventor, because above-mentioned disappearance, is collect related data, via in many ways assessing and considering, and to engage in the many years of experience of the industry accumulation, via constantly studying and revising, finally has generation of the present invention.
Summary of the invention
The main purpose of the present invention is: can be broken through for the problem points of the test inconvenience existing for existing switch, reach the testing apparatus of the harmonic power waste of sequencing high-speed switch and signal discrete testing.
For reaching above-mentioned purpose, the technical solution used in the present invention is as follows:
A testing apparatus for harmonic power waste, comprises: one receives the first signal and carries out the first signal path switching device shifter of signal path control; One receives the second signal and carries out the second signal path switching device shifter of signal path control; A pair this first signal path switching device shifter and this second signal path switching device shifter carry out the switch control unit of path switch; And one connects and the output test module of corresponding determinand with this first signal path switching device shifter and this second signal path switching device shifter information.
The testing apparatus of this harmonic power waste also comprises a coupling device, and this coupling device is located at the common front end of this first signal path switching device shifter and this second signal path switching device shifter, and signal is separated into the first signal and the second signal.
Described first signal is main signal.
Described second signal is harmonic wave signal.
A directional coupler is provided with between described first signal path switching device shifter and this output test module.
A high pass filtering device is provided with between described second signal path switching device shifter and this directional coupler.
After adopting said structure, the testing apparatus of harmonic power waste of the present invention carries out signal path control by switch control unit to the first signal path switching device shifter and the second signal path switching device shifter, and collocation output test module is measured multiple determinand.When signal inputs, by coupling device, input signal is separated into one first signal and one second signal, first signal and the second signal enter the first signal path switching device shifter and the second signal path switching device shifter respectively, multiple determinand is linked in and exports on test module, as long as now by the control of switch control unit, the control of signal path can be carried out fast to the first signal path switching device shifter and the second signal path switching device shifter, select the determinand that will carry out testing, reach effect of sequencing high-speed switch and signal discrete testing by this.
Accompanying drawing explanation
Fig. 1 is the schematic block diagram of present pre-ferred embodiments;
Fig. 2 is the action schematic diagram () of present pre-ferred embodiments;
Fig. 3 is the action schematic diagram (two) of present pre-ferred embodiments.
Primary symbols illustrates:
First signal path switching device shifter 1 second signal path switching device shifter 2
Switch control unit 3 exports test module 4
Coupling device 5 directional coupler 6
High pass filtering device 7 determinand 8.
Embodiment
In order to explain technical scheme of the present invention further, below by specific embodiment, the present invention will be described in detail.
Refer to shown in Fig. 1, the schematic block diagram of present pre-ferred embodiments, find out that system of the present invention comprises by knowing in figure:
One receives the first signal and carries out the first signal path switching device shifter 1 of signal path control;
One receives the second signal and carries out the second signal path switching device shifter 2 of signal path control;
A pair this first signal path switching device shifter 1 and this second signal path switching device shifter 2 carry out the switch control unit 3 of path switch; And
One connects and the output test module 4 of corresponding determinand 8 with this first signal path switching device shifter 1 and this second signal path switching device shifter 2 information.
The common front end of above-mentioned first signal path switching device shifter 1 and the second signal path switching device shifter 2 is also provided with the coupling device 5 that signal to be separated into the first signal and the second signal by, and wherein the first signal is main signal, and the second signal is harmonic wave signal.
Also be provided with a directional coupler 6 between above-mentioned first signal path switching device shifter 1 and this output test module 4, and be also provided with a high pass filtering device 7 between this second signal path switching device shifter 2 and this directional coupler 6.
Please coordinate consults shown in Fig. 1 to Fig. 3 simultaneously, the schematic block diagram of present pre-ferred embodiments and action schematic diagram, finds out by knowing in figure, and the output test module 4 of the present embodiment is the form of four ports, therefore can connect four determinands 8 with the time; When signal inputs, can first by coupling device 5, by the signal of input separately, be divided into the first signal and the second signal (main signal and harmonic wave signal), allow the first signal and the second signal input the first signal path switching device shifter 1 and the second signal path switching device shifter 2 respectively, now namely carry out signal path control by switch control unit 3; Please refer to Fig. 2, figure is the schematic diagram tested first determinand 8, and please refer to Fig. 3, and figure is the schematic diagram tested second determinand 8, and what these two figure will represent is by switch control unit 3, reaches the object of sequencing high-speed switch; And by two groups of path switching devices (first signal path switching device shifter 1 and the second signal path switching device shifter 2), can carry out individually measuring (power loss and harmonic power), according to different measurement request, high pass filtering device 7 is changed, change the frequency that harmonic wave measures, and directional coupler 6 action of arranging in pairs or groups, allow on measuring and have more change, reach the object of signal discrete testing.
Therefore, the testing apparatus of harmonic power waste of the present invention is that the key can improving prior art is:
Carry out signal path control and switching by the first signal path switching device shifter 1, second signal path switching device shifter 2 and switch control unit 3, reach the object of sequencing high-speed switch.
By coupling device 5, input signal is separated into the first signal and the second signal, is distinctly inputing to the first signal path switching device shifter 1 and the second signal path switching device shifter 2, reach effect that signal is separated, realize the object of signal discrete testing further.
Through the replacement of high pass filtering device 7, change the frequency that harmonic wave measures, carry out corresponding more measurement demand, reach the advantage that many specifications use.
Above-described embodiment and graphic and non-limiting product form of the present invention and style, any person of an ordinary skill in the technical field, to its suitable change done or modification, all should be considered as not departing from patent category of the present invention.
Claims (6)
1. a testing apparatus for harmonic power waste, is characterized in that, comprises:
One receives the first signal and carries out the first signal path switching device shifter of signal path control;
One receives the second signal and carries out the second signal path switching device shifter of signal path control;
A pair this first signal path switching device shifter and this second signal path switching device shifter carry out the switch control unit of path switch; And
One connects and the output test module of corresponding determinand with this first signal path switching device shifter and this second signal path switching device shifter information.
2. the testing apparatus of harmonic power waste as claimed in claim 1, it is characterized in that: also comprise a coupling device, this coupling device is located at the common front end of this first signal path switching device shifter and this second signal path switching device shifter, and signal is separated into the first signal and the second signal.
3. the testing apparatus of harmonic power waste as claimed in claim 2, is characterized in that: described first signal is main signal.
4. the testing apparatus of harmonic power waste as claimed in claim 2, is characterized in that: described second signal is harmonic wave signal.
5. the testing apparatus of harmonic power waste as claimed in claim 1, is characterized in that: be provided with a directional coupler between described first signal path switching device shifter and this output test module.
6. the testing apparatus of harmonic power waste as claimed in claim 5, is characterized in that: be provided with a high pass filtering device between described second signal path switching device shifter and this directional coupler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410507408.8A CN105530056A (en) | 2014-09-28 | 2014-09-28 | Harmonic power loss testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410507408.8A CN105530056A (en) | 2014-09-28 | 2014-09-28 | Harmonic power loss testing device |
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| Publication Number | Publication Date |
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| CN105530056A true CN105530056A (en) | 2016-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201410507408.8A Pending CN105530056A (en) | 2014-09-28 | 2014-09-28 | Harmonic power loss testing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107707264A (en) * | 2017-08-31 | 2018-02-16 | 希姆通信息技术（上海）有限公司 | Power detection feedback circuit and method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10164060A (en) * | 1996-11-28 | 1998-06-19 | Fujitsu Ltd | Monitoring system in data communication equipment |
| CN1617474A (en) * | 2003-11-14 | 2005-05-18 | 智邦科技股份有限公司 | Batch detecting system and method with radio communication device |
| CN1712976A (en) * | 2004-06-24 | 2005-12-28 | 致茂电子股份有限公司 | Electronic signal transmitter with fault detecting function |
| CN101783745A (en) * | 2009-01-21 | 2010-07-21 | 环旭电子股份有限公司 | System and method for testing a plurality of network ports |
| CN102680745A (en) * | 2011-03-10 | 2012-09-19 | 致茂电子股份有限公司 | Electronic component testing system and switching device thereof |
-
2014
- 2014-09-28 CN CN201410507408.8A patent/CN105530056A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10164060A (en) * | 1996-11-28 | 1998-06-19 | Fujitsu Ltd | Monitoring system in data communication equipment |
| CN1617474A (en) * | 2003-11-14 | 2005-05-18 | 智邦科技股份有限公司 | Batch detecting system and method with radio communication device |
| CN1712976A (en) * | 2004-06-24 | 2005-12-28 | 致茂电子股份有限公司 | Electronic signal transmitter with fault detecting function |
| CN101783745A (en) * | 2009-01-21 | 2010-07-21 | 环旭电子股份有限公司 | System and method for testing a plurality of network ports |
| CN102680745A (en) * | 2011-03-10 | 2012-09-19 | 致茂电子股份有限公司 | Electronic component testing system and switching device thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107707264A (en) * | 2017-08-31 | 2018-02-16 | 希姆通信息技术（上海）有限公司 | Power detection feedback circuit and method |
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Application publication date: 20160427 |