CN205142177U - Revise curved detection circuit of detection tube input/output - Google Patents
Revise curved detection circuit of detection tube input/output Download PDFInfo
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- CN205142177U CN205142177U CN201520849715.4U CN201520849715U CN205142177U CN 205142177 U CN205142177 U CN 205142177U CN 201520849715 U CN201520849715 U CN 201520849715U CN 205142177 U CN205142177 U CN 205142177U
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Abstract
The utility model provides a revise curved detection circuit of detection tube input/output, including coupler, detection tube and diode unit, the one end of detection tube with the coupler is connected, the other end of detection tube with the one end of diode unit is connected, the other end of detection tube still is connected with the voltage output end, the other end ground connection of diode unit. Implement the utility model discloses a revise curved detection circuit of detection tube input/output has following beneficial effect: it is comparatively convenient that the user uses.
Description
Technical field
The utility model relates to detecting circuit field, particularly a kind of detecting circuit revising detection tube input-output curve.
Background technology
In microwave current field, transmitter circuit used to power detection in power output instruction is microwave detector diode mostly, and as MP2052, its effect is that microwave power is converted to output voltage signal, is convenient to digital display circuit and processes it.This type of detector diode is non-linear element equally, namely input power amplitude and output voltage values are not linear, as shown in Figure 1, in Fig. 1, P is input power amplitude to its curve, V is output voltage values, this detector diode will cause power detection value and actual value in the outer deviation of some scopes very greatly because it is non-linear, so need when practical application could normally to use by artificially revising deviate, like this, when user uses, just there is inconvenient problem with use.
Utility model content
The technical problems to be solved in the utility model is, the above-mentioned user for prior art uses inconvenient defect, provides a kind of user to use the detecting circuit conveniently revising detection tube input-output curve.
The utility model solves the technical scheme that its technical problem adopts: construct a kind of detecting circuit revising detection tube input-output curve, comprise coupler, detection tube and diode, one end of described detection tube is connected with described coupler, the other end of described detection tube is connected with one end of described diode, the other end of described detection tube is also connected with voltage output end, the other end ground connection of described diode.
In the detecting circuit of correction detection tube input-output curve described in the utility model, described detection tube is detector diode.
In the detecting circuit of correction detection tube input-output curve described in the utility model, described diode comprises at least one diode.
In the detecting circuit of correction detection tube input-output curve described in the utility model, described diode comprises the first diode and the second diode, one end of described detector diode is connected with described coupler, the other end of described detector diode is connected with one end of described first diode, the other end of described first diode is connected with one end of described second diode, the other end ground connection of described second diode, the other end of described detector diode is also connected with described voltage output end.
In the detecting circuit of correction detection tube input-output curve described in the utility model, one end of described detector diode is anode, the other end of described detector diode is negative electrode, one end of described first diode is anode, the other end of described first diode is negative electrode, one end of described second diode is anode, and the other end of described second diode is negative electrode.
Implement the detecting circuit of correction detection tube input-output curve of the present utility model, there is following beneficial effect: owing to using detection tube and diode, when detection tube output voltage is higher, the angle of flow of diode is larger, thus reduce the output voltage of detection tube, when the complete conducting of diode, output voltage will no longer change, circuit enters saturation region, so circuit working should be made in linear zone during application, so just do not need artificially to revise deviate, so user uses more for convenience.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the curve chart of input power amplitude and output voltage values in background technology;
Fig. 2 is the electrical block diagram in detecting circuit embodiment of the utility model correction detection tube input-output curve.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
In the detecting circuit embodiment of the utility model correction detection tube input-output curve, it revises the electrical block diagram of the detecting circuit of detection tube input-output curve as shown in Figure 2.In Fig. 2, the detecting circuit of this correction detection tube input-output curve comprises coupler 1, detection tube D3 and diode 2, one end of detection tube D3 is connected with coupler 1, the other end of detection tube D2 is connected with one end of diode 2, the other end of detection tube D3 is also connected with voltage output end Vout, the other end ground connection of diode 2.Owing to using detection tube D3 and diode 2, when detection tube D3 output voltage is higher, the angle of flow of diode 2 is larger, thus reduce the output voltage of detection tube D3, when the complete conducting of diode 2, the output voltage of voltage output end Vout will no longer change, circuit enters saturation region, so circuit working should be made in linear zone during application, so just do not need artificially to revise deviate, so user uses more for convenience.It is worth mentioning that, above-mentioned detection tube D3 is detector diode.In the present embodiment, the model of detector diode D3 is MP2052, and certainly, under the certain situation of the present embodiment, above-mentioned detector diode D3 also can select the detector diode of other signals.
In the present embodiment, diode 2 comprises at least one diode.Two diodes are only depicted in Fig. 2, for convenience, be referred to as the first diode D1 and the second diode D2 respectively, first diode D1 and the second diode D2 forms diode 2, wherein, one end of detector diode D3 is connected with coupler 1, the other end of detector diode D3 is connected with one end of the first diode D1, the other end of the first diode D1 is connected with one end of the second diode D2, the other end ground connection of the second diode D2, the other end of detector diode D3 is also connected with voltage output end Vout.Certainly, under the certain situation of the present embodiment, in diode 2, the quantity of diode can also carry out corresponding increase or minimizing as the case may be.The input-output characteristic curve of detector diode D3 revised to a certain extent by the detecting circuit of this correction detection tube input-output curve, its correction is mated by the number (number of the diode namely in diode 2) changing general-purpose diode, the detecting circuit simplicity of design of this correction detection tube input-output curve, increase cost very low, final curves correction effect is obvious.It is worth mentioning that, the model of the diode in diode 2 is 1N4001, certainly, under the certain situation of the present embodiment, also can select the diode of other models.
It is worth mentioning that, one end of detector diode D3 is anode, and the other end of detector diode D3 is negative electrode, one end of first diode D1 is anode, the other end of the first diode D1 is negative electrode, and one end of the second diode D2 is anode, and the other end of the second diode D2 is negative electrode.Namely the anode of detector diode D3 is connected with coupler 1, the negative electrode of detector diode D3 is connected with the anode of the first diode D1, the negative electrode of the first diode D1 is connected with the anode of the second diode D2, the another minus earth of the second diode D2, the negative electrode of detector diode D3 is also connected with voltage output end Vout.
In a word, in the present embodiment, the detecting circuit of this correction detection tube input-output curve utilizes the nonlinear characteristic of diode, and when detection tube D3 output voltage is higher, the angle of flow of diode is larger, thus reduces the output voltage of detection tube D3.When the complete conducting of the diode in diode 2, output voltage will no longer change, and circuit enters saturation region, so circuit working should be made in linear zone during application.So just do not need artificially to revise deviate, so user uses more for convenience.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.
Claims (5)
1. revise the detecting circuit of detection tube input-output curve for one kind, it is characterized in that, comprise coupler, detection tube and diode, one end of described detection tube is connected with described coupler, the other end of described detection tube is connected with one end of described diode, the other end of described detection tube is also connected with voltage output end, the other end ground connection of described diode.
2. the detecting circuit of correction detection tube input-output curve according to claim 1, is characterized in that, described detection tube is detector diode.
3. the detecting circuit of correction detection tube input-output curve according to claim 2, it is characterized in that, described diode comprises at least one diode.
4. the detecting circuit of correction detection tube input-output curve according to claim 3, it is characterized in that, described diode comprises the first diode and the second diode, one end of described detector diode is connected with described coupler, the other end of described detector diode is connected with one end of described first diode, the other end of described first diode is connected with one end of described second diode, the other end ground connection of described second diode, the other end of described detector diode is also connected with described voltage output end.
5. the detecting circuit of correction detection tube input-output curve according to claim 4, it is characterized in that, one end of described detector diode is anode, the other end of described detector diode is negative electrode, one end of described first diode is anode, the other end of described first diode is negative electrode, and one end of described second diode is anode, and the other end of described second diode is negative electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520849715.4U CN205142177U (en) | 2015-10-29 | 2015-10-29 | Revise curved detection circuit of detection tube input/output |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520849715.4U CN205142177U (en) | 2015-10-29 | 2015-10-29 | Revise curved detection circuit of detection tube input/output |
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| Publication Number | Publication Date |
|---|---|
| CN205142177U true CN205142177U (en) | 2016-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520849715.4U Active CN205142177U (en) | 2015-10-29 | 2015-10-29 | Revise curved detection circuit of detection tube input/output |
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| CN (1) | CN205142177U (en) |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A detection circuit for correcting the input and output curve of detector tube Effective date of registration: 20220322 Granted publication date: 20160406 Pledgee: Shenzhen SME financing Company limited by guarantee Pledgor: SHENZHEN HWDADR MICROWAVE SCIENCE & TECHNOLOGY Co.,Ltd. Registration number: Y2022980002936 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230926 Granted publication date: 20160406 Pledgee: Shenzhen SME financing Company limited by guarantee Pledgor: SHENZHEN HWDADR MICROWAVE SCIENCE & TECHNOLOGY Co.,Ltd. Registration number: Y2022980002936 |