CN202676827U - Measuring apparatus of analog pulse signal generator - Google Patents
Measuring apparatus of analog pulse signal generator Download PDFInfo
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- CN202676827U CN202676827U CN 201220294987 CN201220294987U CN202676827U CN 202676827 U CN202676827 U CN 202676827U CN 201220294987 CN201220294987 CN 201220294987 CN 201220294987 U CN201220294987 U CN 201220294987U CN 202676827 U CN202676827 U CN 202676827U
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Abstract
The utility model relates to a measuring apparatus of an analog pulse signal generator. The measuring apparatus comprises a synchronous trigger signal amplification and rectification circuit, a pulse output signal amplification and rectification circuit, a crystal oscillation circuit, a frequency multiplication circuit, an equal precision counter, a micro-processing circuit, a display circuit and a stabilized power supply. The stabilized power supply is in electrical connection with the synchronous trigger signal amplification and rectification circuit, the pulse output signal amplification and rectification circuit, the crystal oscillation circuit, the frequency multiplication circuit, the equal precision counter, the micro-processing circuit, and the display circuit. The measuring apparatus is characterized in that the synchronous trigger signal amplification and rectification circuit and the pulse output signal amplification and rectification circuit are respectively in electrical connection with the equal precision counter; the crystal oscillation circuit is electrically connected with the frequency multiplication circuit; the frequency multiplication circuit is electrically connected with the equal precision counter; the equal precision counter is electrically connected with the micro-processing circuit; and the micro-processing circuit is electrically connected with the display circuit. The measuring apparatus is concise in structure, and accurate and comprehensive in measurement, allows an adjusting device and a measuring instrument to be combined to be one body, is convenient to use, and enables costs to be saved.
Description
Technical field
The utility model relates to a kind of measurement mechanism of analog pulse signal generator.
Background technology
The pulse signal generator of using in the market is the analog pulse signal generator mostly, to change recurrence interval, pulsewidth, the isoparametric basic instrument of time-delay by the electric current that potentiometer is regulated constant current source, regulating the result can only monitor by surveying instruments such as high performance oscillograph or counters, three parameters need be measured three times, and when cycle, pulsewidth, when time-delay is wider, oscillographic measuring error is larger, and Measuring Time is longer.
Summary of the invention
The technical matters that the utility model solves is the defective that overcomes prior art, and provides a kind of simple for structure, measures accurately the comprehensively measurement mechanism of analog pulse signal generator.
The technical scheme in the invention for solving the above technical problem is: the measurement mechanism of this analog pulse signal generator, comprise the synchronous triggering signal amplification and rectification circuit, the pulse output signals amplification and rectification circuit, the crystal oscillating circuit, frequency multiplier circuit, equal-accuracy counter, micro-processor interface circuit, display circuit, stabilized voltage supply, stabilized voltage supply and synchronous triggering signal amplification and rectification circuit, the pulse output signals amplification and rectification circuit, the crystal oscillating circuit, frequency multiplier circuit, equal-accuracy counter, micro-processor interface circuit, display circuit all is electrically connected, it is characterized in that the synchronous triggering signal amplification and rectification circuit, the pulse output signals amplification and rectification circuit is electrically connected with equal-accuracy counter respectively, the crystal oscillating circuit is electrically connected with frequency multiplier circuit, frequency multiplier circuit is electrically connected with equal-accuracy counter, equal-accuracy counter is electrically connected with micro-processor interface circuit, and micro-processor interface circuit is electrically connected with display circuit.
Equal-accuracy counter described in the utility model comprises input circuit, control circuit, time base circuit, the input gate circuit, time base gate circuit, time base counter, enter counter and computing circuit, the output of frequency multiplier circuit is electrically connected with the input of time base circuit, the synchronous triggering signal amplification and rectification circuit, the output of pulse output signals amplification and rectification circuit all is electrically connected with input circuit, input circuit and control circuit, the input gate circuit all is electrically connected, time base circuit is electrically connected with time base gate circuit, control circuit and input gate circuit, time base gate circuit all is electrically connected, time base gate circuit is electrically connected with time base counter, time base counter is electrically connected with computing circuit, the input gate circuit is electrically connected with enter counter, and enter counter is electrically connected with computing circuit.
Equal-accuracy counter described in the utility model has three, synchronous triggering signal is electrically connected with the input circuit of first equal-accuracy counter, the 3rd equal-accuracy counter, and pulse output signals is electrically connected with the input circuit of second equal-accuracy counter, the 3rd equal-accuracy counter.
The utility model is simple for structure, measures accurately comprehensively, will regulate with surveying instrument being integrated, and is easy to use, saves cost.
Description of drawings
Fig. 1 is the theory diagram of the utility model embodiment.
Fig. 2 is the theory diagram of the equal-accuracy counter of the utility model embodiment.
Specific implementation method
Referring to Fig. 1, the measurement mechanism of a kind of analog pulse signal generator of the present embodiment is by synchronous triggering signal amplification and rectification circuit 1, pulse output signals amplification and rectification circuit 2, crystal oscillating circuit 3, frequency multiplier circuit 4, equal-accuracy counter 5, micro-processor interface circuit 6, display circuit 7, stabilized voltage supply 8 and some control circuits that are mated form, synchronous triggering signal amplification and rectification circuit 1, pulse output signals amplification and rectification circuit 2 is electrically connected with equal-accuracy counter 5 respectively, crystal oscillating circuit 3 is electrically connected with frequency multiplier circuit 4, frequency multiplier circuit 4 is electrically connected with equal-accuracy counter 5, equal-accuracy counter 5 is electrically connected with micro-processor interface circuit 6, micro-processor interface circuit 6 is electrically connected with display circuit 7, stabilized voltage supply 8 and synchronous triggering signal amplification and rectification circuit 1, pulse output signals amplification and rectification circuit 2, crystal oscillating circuit 3, frequency multiplier circuit 4, equal-accuracy counter 5, micro-processor interface circuit 6, display circuit 7 all is electrically connected.The present embodiment adopts High Performance SCM to control, calculate, measure between the recurrence interval of employing high speed CPLD device structure equal-accuracy counter 5 pulse signals, pulse, pulse delay, adopt high-speed AD output amplitude and dc offset to be gathered highlighted LED display measurement result.
Principle of work of the present utility model is: the synchronous triggering signal of analog pulse signal generator and pulse output signals are delivered to respectively synchronous triggering signal amplification and rectification circuit 1, pulse output signals amplification and rectification circuit 2 simultaneously, crystal oscillating circuit 3 produces frequently signals of mark, after frequency multiplier circuit 4 frequencys multiplication as the time-base signal of equal-accuracy counter 5.
The present embodiment equal-accuracy counter 5 usefulness a slice high speed CPLD realize, wherein comprise input circuit 10, control circuit 11, time base circuit 12, input gate circuit 13, the time base gate circuit 14, time base counter 15, enter counter 16 and computing circuit 17.The output of frequency multiplier circuit 4 is electrically connected with the input of time base circuit 12, synchronous triggering signal amplification and rectification circuit 1, the output of pulse output signals amplification and rectification circuit 2 all is electrically connected with input circuit 10, input circuit 10 and control circuit 11, input gate circuit 13 all is electrically connected, time base circuit 12 is electrically connected with time base gate circuit 14, control circuit 11 and input gate circuit 13, time base gate circuit 14 all is electrically connected, time base gate circuit 14 is electrically connected with time base counter 15, time base counter 15 is electrically connected with computing circuit 17, input gate circuit 13 is electrically connected with enter counter 16, and enter counter 16 is electrically connected with computing circuit 17.
The present embodiment equal-accuracy counter 5 has three, and synchronous triggering signal and pulse output signals are divided into respectively two-way.The first via of synchronous triggering signal is given the cycle of first equal-accuracy counter meter pulse signal; Rising edge and negative edge time that the first via of pulse output signals send second equal-accuracy counter to measure the output pulse are pulse width; The second tunnel of synchronous triggering signal the second road and pulse output signals sent the 3rd equal-accuracy counter, the rising edge of measuring synchronous triggering signal is time delay with the rising edge of exporting pulse, and the measured value of cycle, time delay and pulse width after micro-processor interface circuit 6 computings send display circuit 7(panel) show.
Advantage of the present utility model: the parameter that generator is regulated is directly measured, and highlighted LED shows output, and is very clear, will regulate with surveying instrument being integrated, and is easy to use, saves cost.
Claims (3)
1. the measurement mechanism of an analog pulse signal generator, the measurement mechanism of analog pulse signal generator, comprise the synchronous triggering signal amplification and rectification circuit, the pulse output signals amplification and rectification circuit, the crystal oscillating circuit, frequency multiplier circuit, equal-accuracy counter, micro-processor interface circuit, display circuit, stabilized voltage supply, stabilized voltage supply and synchronous triggering signal amplification and rectification circuit, the pulse output signals amplification and rectification circuit, the crystal oscillating circuit, frequency multiplier circuit, equal-accuracy counter, micro-processor interface circuit, display circuit all is electrically connected, it is characterized in that: the synchronous triggering signal amplification and rectification circuit, the pulse output signals amplification and rectification circuit is electrically connected with equal-accuracy counter respectively, the crystal oscillating circuit is electrically connected with frequency multiplier circuit, frequency multiplier circuit is electrically connected with equal-accuracy counter, equal-accuracy counter is electrically connected with micro-processor interface circuit, and micro-processor interface circuit is electrically connected with display circuit.
2. the measurement mechanism of described analog pulse signal generator according to claim 1, it is characterized in that: described equal-accuracy counter comprises input circuit, control circuit, time base circuit, the input gate circuit, time base gate circuit, time base counter, enter counter and computing circuit, the output of frequency multiplier circuit is electrically connected with the input of time base circuit, the synchronous triggering signal amplification and rectification circuit, the output of pulse output signals amplification and rectification circuit all is electrically connected with input circuit, input circuit and control circuit, the input gate circuit all is electrically connected, time base circuit is electrically connected with time base gate circuit, control circuit and input gate circuit, time base gate circuit all is electrically connected, time base gate circuit is electrically connected with time base counter, time base counter is electrically connected with computing circuit, the input gate circuit is electrically connected with enter counter, and enter counter is electrically connected with computing circuit.
3. the measurement mechanism of described analog pulse signal generator according to claim 2, it is characterized in that: equal-accuracy counter described in the utility model has three, synchronous triggering signal is electrically connected with the input circuit of first equal-accuracy counter, the 3rd equal-accuracy counter, and pulse output signals is electrically connected with the input circuit of second equal-accuracy counter, the 3rd equal-accuracy counter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220294987 CN202676827U (en) | 2012-06-21 | 2012-06-21 | Measuring apparatus of analog pulse signal generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220294987 CN202676827U (en) | 2012-06-21 | 2012-06-21 | Measuring apparatus of analog pulse signal generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202676827U true CN202676827U (en) | 2013-01-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220294987 Expired - Fee Related CN202676827U (en) | 2012-06-21 | 2012-06-21 | Measuring apparatus of analog pulse signal generator |
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| CN (1) | CN202676827U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103236831A (en) * | 2013-04-03 | 2013-08-07 | 浙江中烟工业有限责任公司 | Signal acquisition system and method for cigarette factory filter rod transmitter |
-
2012
- 2012-06-21 CN CN 201220294987 patent/CN202676827U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103236831A (en) * | 2013-04-03 | 2013-08-07 | 浙江中烟工业有限责任公司 | Signal acquisition system and method for cigarette factory filter rod transmitter |
| CN103236831B (en) * | 2013-04-03 | 2016-07-06 | 浙江中烟工业有限责任公司 | Acquisition system and method for cigarette factory filter stick transmitter signal |
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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 |
Granted publication date: 20130116 Termination date: 20160621 |
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| CF01 | Termination of patent right due to non-payment of annual fee |