CN206650643U - A kind of high-precision delay pulse generator - Google Patents
A kind of high-precision delay pulse generator Download PDFInfo
- Publication number
- CN206650643U CN206650643U CN201720366270.3U CN201720366270U CN206650643U CN 206650643 U CN206650643 U CN 206650643U CN 201720366270 U CN201720366270 U CN 201720366270U CN 206650643 U CN206650643 U CN 206650643U
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- China
- Prior art keywords
- circuit module
- signal
- pulse generator
- time delayed
- module
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Abstract
The utility model discloses a kind of high-precision delay pulse generator, including：One receives outer triggering signal to produce the signal receiving unit of internal trigger signal；Time delayed signal generation unit, it is communicated to connect with signal receiving unit, to produce time delayed signal of the 16 road reference time delay as 1ns~1ms；With the communication connection of time delayed signal generation unit, to export the signal output unit of time delayed signal；Supply voltage unit, it is electrically connected with signal receiving unit, time delayed signal generation unit and signal output unit.Using delay pulse generator of the present utility model, delay precision is high, scope is big, while integration degree is high.
Description
Technical field
It the utility model is related to a kind of time-delay trigger.More specifically, it the utility model is related to one kind and be used in high speed phase
High-precision delay pulse generator in the equipment such as machine, the triggering of high speed reaction unit.
Background technology
Existing time-delay trigger is because the degree that control accuracy is not high, simultaneity factor is integrated is not high enough, so one
Need largely apply in the equipment of accurate SECO a bit, such as：Aerospace field, high speed reactor etc. are led
Domain, so being badly in need of developing a kind of delays time to control precision height, the time-delay trigger that reference time delay is big, system integration is high.
Utility model content
A purpose of the present utility model is that solve at least the above and/or defect, and provides and at least will be described later
The advantages of.
The utility model also has a purpose to be to provide a kind of time-delay trigger, and it can produce high-precision delay pulse
Signal, and then the accurate control to clock signal is realized, between control accuracy can reach 1ns~1ms scope, it is delayed simultaneously
Trigger uses two FPGA programmable modules, integration degree height.
In order to realize according to these purposes of the present utility model and further advantage, there is provided a kind of high-precision delay pulse hair
Raw device, it is characterised in that including：
One receives outer triggering signal to produce the signal receiving unit of internal trigger signal；
Time delayed signal generation unit, it is communicated to connect with the signal receiving unit, to produce 16 road reference time delay as 1ns
~1ms time delayed signal；
With time delayed signal generation unit communication connection, to export the signal output unit of time delayed signal；
Supply voltage unit, it is equal with the signal receiving unit, time delayed signal generation unit and signal output unit
Electrical connection.
Preferably, wherein, the signal receiving unit includes an input circuit module.
Preferably, wherein, the time delayed signal generation unit includes Waveform generating circuit module and equal with it
The delay circuit module and interface configuration circuit module of current connection；
Wherein, the Waveform generating circuit module communicates to connect with input circuit module.
Preferably, wherein, also communication link is connected to keyboard input module, display mould with the interface configuration circuit module
Block and parameter preserving module.
Preferably, wherein, the signal output module includes protection circuit module and communicated to connect with it
Drive circuit module and output circuit module；
Wherein, the drive circuit module communicates to connect with delay circuit module.
Preferably, wherein, the supply voltage unit includes AC/DC modules and communicates with the DC/DC of connection
Module.
Preferably, wherein, being connected to an output with the keyboard input module also communication link makes energy control module.
Preferably, wherein, two-way benchmark output interface is provided with time delayed signal generation unit.
The utility model comprises at least following beneficial effect：
First, the control accuracy of time delayed signal is high, reference time delay can reach between 1ns~1ms, resolution ratio reaches 1ns.
Second, being provided with two FPGA programmable modules in time-delay trigger, integration degree is high.
Third, with the enabled control of output, the further protection safety of output.
Further advantage, target and feature of the present utility model embody part by following explanation, and part will also pass through
Research of the present utility model and practice are understood by the person skilled in the art.
Brief description of the drawings
Fig. 1 is a kind of overall structure diagram of high-precision delay pulse generator of the utility model；
Fig. 2 is a kind of unit concrete composition structural representation of high-precision delay pulse generator of the utility model.
Embodiment
The utility model/utility model is described in further detail below in conjunction with the accompanying drawings, to make people in the art
Member can implement according to this with reference to specification word.
It should be appreciated that such as " having ", "comprising" and " comprising " term used herein do not allot one or more
The presence or addition of individual other elements or its combination.
Fig. 1 is shown according to a kind of a kind of way of realization of high-precision delay pulse generator of the utility model, wherein wrapping
Include：
One receives outer triggering signal to produce the signal receiving unit 1 of internal trigger signal, and outer triggering signal is 1 tunnel
Signalling channel, triggering level 5VTTL, triggering speed are DC to 1/ (50ns+ most long delay times), and triggering mode is rising edge
Triggering, input impedance are 1M Ω or 50 Ω, and internal trigger speed is single, frequency is arranged to 0.1Hz~10MHz, resolution ratio
For 0.1Hz, time reference precision is 25ppm crystal oscillators；
Time delayed signal generation unit 2, it communicates to connect with the signal receiving unit, using produce 16 road reference time delay as
1ns~1ms time delayed signal, time delayed signal resolution ratio are 1ns, and RMS shakes are less than 0.5ns+ (108x delays), Time delay
(representative value) is 25ns (external trigger to T00 or T10 outputs)；
Communicate to connect, to export the signal output unit 3 of time delayed signal, loaded as height with the time delayed signal generation unit
Resistance state, output level are Transistor-Transistor Logic level, and driving current is less than 32mA, and the rise time is less than 3ns；
Supply voltage unit 4, it is equal with the signal receiving unit, time delayed signal generation unit and signal output unit
Electrical connection.Have that delays time to control is accurate, reference time delay is big, can the good benefit of implementation result using this scheme.Also, this
Kind mode is a kind of explanation of preferred embodiments, but is not limited thereto., can be according to user when implementing the utility model
Demand carries out appropriate replacement and/or modification.
As shown in figure 1, in another example, the signal receiving unit includes an input circuit module 101, sets
Input module circuit outer triggering signal is converted into internal trigger signal.Using this scheme have can implementation result it is good
Benefit.Also, this mode is a kind of explanation of preferred embodiments, but is not limited thereto.Implementing the utility model
When, appropriate replacement and/or modification can be carried out according to user's demand.
As shown in figure 1, in another example, the time delayed signal generation unit includes Waveform generating circuit module
201 and delay circuit module 202 and interface configuration circuit module 203 with its current connection, the waveform of setting produce electricity
Road can produce 16 degree of having a lot of social connections, frequency and cycle/acyclic identical signal simultaneously, and the delay circuit signal of setting is with regard to root
16 tunnel identical signals are converted into the different signal of delay time according to the requirement of SECO, and the interface configuration circuit set
It is exactly when producing 16 road signal to Waveform generating circuit, to frequency, width and cycle/aperiodicity of this 16 road signal
Configured, to meet actual needs, when the frequency of pulse signal is 1MHz~10MHz, triggering speed is 30ns, when
When the frequency of pulse signal is 10kHz~1MHz, triggering speed is 300ns, when the frequency of pulse signal is 0.1Hz~10KHz
When, triggering speed is 30us；
Wherein, the Waveform generating circuit module 201 communicates to connect with input circuit module 101.Had using this scheme
Have caused time delayed signal it is more, can the good benefit of implementation result.Also, this mode is a kind of saying for preferred embodiments
It is bright, but be not limited thereto.When implementing the utility model, appropriate replacement can be carried out according to user's demand and/or is repaiied
Change.
As shown in figure 1, in another example, button is connected to the interface configuration circuit module 203 also communication link
Input module 5, display module 6 and parameter preserving module 7, the keyboard input module of setting can be by manually to parameter
Input, operating efficiency is improved, the output of display module uses 5 cun of LED LCDs, to facilitate staff to show by screen
Show observation and record of the device to measurement data, while the parameter preserving module set can carry out a period of time to the data of input
Storage, when being broken down to prevent locking system, the loss of data, so as to cause the reduction of the loss of data and operating efficiency.
Using this scheme there is operating efficiency height, data to observe convenient benefit.Also, this mode is a kind of preferably real
The explanation of example, but be not limited thereto.When implementing the utility model, appropriate replacement can be carried out according to user's demand
And/or modification.
As shown in figure 1, in another example, the signal output module includes protection circuit module 301, Yi Jiyu
Its drive circuit module 302 communicated to connect and output circuit module 303, the work of the drive module of setting to external loading
State is controlled, and the driving voltage of the protection circuit module protection external loading of setting is too high, so as to the peace to this circuit
It is complete to produce hidden danger；
Wherein, the drive circuit module 302 communicates to connect with delay circuit module 202.There is electricity using this scheme
Road is safe, can the good benefit of implementation result.Also, this mode is a kind of explanation of preferred embodiments, but not
It is confined to this.When implementing the utility model, appropriate replacement and/or modification can be carried out according to user's demand.
As shown in figure 1, in another example, the supply voltage unit include AC/DC modules 401 and and its
The alternating voltage of civil power can be converted into DC voltage to carry by the DC/DC modules 402 of communication connection, the AC/DC modules of setting
Time-delay trigger is supplied, nonadjustable DC voltage is converted into adjustable DC voltage by the DC/DC modules of setting.Using this
Kind scheme has can the good benefit of implementation result.Also, this mode is a kind of explanation of preferred embodiments, but not office
It is limited to this.When implementing the utility model, appropriate replacement and/or modification can be carried out according to user's demand.
In another example, being connected to an output with the keyboard input module also communication link makes energy control module (not show
Go out), the enabled further security for improving time-delay trigger of control, enabled preceding output is fully disconnected.Using this scheme
With it is safe, can the good benefit of implementation result.Also, this mode is a kind of explanation of preferred embodiments, but simultaneously
It is not limited to this.When implementing the utility model, appropriate replacement and/or modification can be carried out according to user's demand.
In another example, two-way benchmark output interface, two roadbeds of setting are provided with time delayed signal generation unit
Quasi- output interface, the time-delay trigger allow handles two-way simultaneously has the signal of different benchmark, with improve operating efficiency and
Working range.There is efficiency high using this scheme, can the good benefit of implementation result.Also, this mode is one kind
The explanation of preferred embodiments, but be not limited thereto.When implementing the utility model, can be carried out suitably according to user's demand
Replace and/or change.
Number of devices and treatment scale described herein are for simplifying explanation of the present utility model.To the utility model
The application of high-precision delay pulse generator a kind of, modifications and variations be apparent to one skilled in the art
's.
Although embodiment of the present utility model is disclosed as above, it is not restricted in specification and embodiment
Listed utilization.It can be applied to various suitable fields of the present utility model completely.For those skilled in the art,
Other modification is easily achieved.Therefore under the universal limited without departing substantially from claim and equivalency range, this reality
Specific details is not limited to new and shown here as the legend with description.
Claims (8)
- A kind of 1. high-precision delay pulse generator, it is characterised in that including：One receives outer triggering signal to produce the signal receiving unit of internal trigger signal；Time delayed signal generation unit, it communicates to connect with the signal receiving unit, using produce 16 road reference time delay as 1ns~ 1ms time delayed signal；With time delayed signal generation unit communication connection, to export the signal output unit of time delayed signal；Supply voltage unit, it is electrically connected with the signal receiving unit, time delayed signal generation unit and signal output unit Connect.
- A kind of 2. high-precision delay pulse generator as claimed in claim 1, it is characterised in that the signal receiving unit bag An input circuit module is included.
- 3. a kind of high-precision delay pulse generator as claimed in claim 1, it is characterised in that the time delayed signal produces single Member includes Waveform generating circuit module and delay circuit module and interface configuration circuit module with its current connection；Wherein, the Waveform generating circuit module communicates to connect with input circuit module.
- 4. a kind of high-precision delay pulse generator as claimed in claim 3, it is characterised in that with the interface configuration circuit Module also communication link is connected to keyboard input module, display module and parameter preserving module.
- A kind of 5. high-precision delay pulse generator as claimed in claim 1, it is characterised in that the signal output module bag Include protection circuit module and the drive circuit module communicated to connect with it and output circuit module；Wherein, the drive circuit module communicates to connect with delay circuit module.
- A kind of 6. high-precision delay pulse generator as claimed in claim 1, it is characterised in that the supply voltage unit bag Include AC/DC modules and communicate with the DC/DC modules of connection.
- 7. a kind of high-precision delay pulse generator as claimed in claim 4, it is characterised in that with the keyboard input module Also communication link, which is connected to an output, makes energy control module.
- 8. a kind of high-precision delay pulse generator as claimed in claim 1, it is characterised in that the time delayed signal produces single Two-way benchmark output interface is provided with member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720366270.3U CN206650643U (en) | 2017-04-10 | 2017-04-10 | A kind of high-precision delay pulse generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720366270.3U CN206650643U (en) | 2017-04-10 | 2017-04-10 | A kind of high-precision delay pulse generator |
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| Publication Number | Publication Date |
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| CN206650643U true CN206650643U (en) | 2017-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720366270.3U Expired - Fee Related CN206650643U (en) | 2017-04-10 | 2017-04-10 | A kind of high-precision delay pulse generator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111796620A (en) * | 2020-07-09 | 2020-10-20 | 广州大学 | Waveform generation circuit and method with variable reference voltage |
-
2017
- 2017-04-10 CN CN201720366270.3U patent/CN206650643U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111796620A (en) * | 2020-07-09 | 2020-10-20 | 广州大学 | Waveform generation circuit and method with variable reference voltage |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| 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: 20171117 Termination date: 20190410 |