CN102981052A - Broadband electronic frequency meter - Google Patents

Broadband electronic frequency meter Download PDF

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Publication number
CN102981052A
CN102981052A CN2012104448183A CN201210444818A CN102981052A CN 102981052 A CN102981052 A CN 102981052A CN 2012104448183 A CN2012104448183 A CN 2012104448183A CN 201210444818 A CN201210444818 A CN 201210444818A CN 102981052 A CN102981052 A CN 102981052A
Authority
CN
China
Prior art keywords
module
frequency
signal
meter
frequency meter
Prior art date
Application number
CN2012104448183A
Other languages
Chinese (zh)
Inventor
周昌雄
颜廷秦
Original Assignee
苏州市职业大学
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 苏州市职业大学 filed Critical 苏州市职业大学
Priority to CN2012104448183A priority Critical patent/CN102981052A/en
Publication of CN102981052A publication Critical patent/CN102981052A/en

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Abstract

The invention discloses a broadband electronic frequency meter which comprises a power source module which is in connection with a frequency meter body module. The frequency meter body module comprises a singlechip, a display module, a signal processing module, an indicator light, a frequency division module, a frequency doubling module, a communication module and a memorizer module, wherein the display module, the signal processing module, the indicator light, the communication module and the memorizer module are connected to the singlechip, and the signal processing module is in connection with the frequency division module and the frequency doubling module. Through the way, frequency division can be conducted on a high frequency signal, and an accurate measurement on the high frequency signal is achieved. Frequency doubling is conducted on a low frequency signal, and an accurate measurement on the low frequency signal is achieved. The measured results can be displayed and stored. Measured information can be transmitted to a personal computer through the communication module, and high-grade and intelligent process on the information is achieved.

Description

A kind of wideband electronic frequency meter
Technical field
The present invention relates to wideband electronic frequency meter technical field, particularly relate to a kind of wideband electronic frequency meter.
Background technology
At present, universal frequency meter input interface is single, and is low to high frequency, low frequency signal measuring accuracy.
Summary of the invention
The technical matters that the present invention mainly solves provides a kind of wideband electronic frequency meter, and its system flexibly, detection is accurate, measurement range is wide, automaticity is high, has improved the intellectuality of frequency meter, has stronger popularization and using value.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: a kind of wideband electronic frequency meter is provided, and this wideband electronic frequency meter comprises the power module that is connected with the frequency meter body module; Described frequency meter body module comprises single-chip microcomputer, display module, signal sorting module, pilot lamp, frequency division module, times frequency module, communication module and memory module, described display module, signal sorting module, pilot lamp, communication module and memory module are connected to single-chip microcomputer, and the signal sorting module is connected with frequency division module and times frequency module.
Preferably, the communication module of described frequency meter body module is connected with PC.
The invention has the beneficial effects as follows: a kind of wideband electronic frequency meter of the present invention, can carry out frequency division to high-frequency signal, realize the Measurement accuracy of high-frequency signal; Low frequency signal is carried out frequency multiplication, realize the Measurement accuracy of low frequency signal; Can show and preserve measurement result; Can be sent to PC to metrical information by communication module, realize that the high-grade intelligent of information is processed.
Description of drawings
Fig. 1 is the structural representation of a preferred embodiment of a kind of wideband electronic frequency meter of the present invention.
Embodiment
Below in conjunction with accompanying drawing preferred embodiment of the present invention is described in detail, thereby so that the advantage of invention and feature can be easier to be it will be appreciated by those skilled in the art that protection scope of the present invention is made more explicit defining.
See also Fig. 1, the embodiment of the invention comprises:
A kind of wideband electronic frequency meter, this wideband electronic frequency meter comprises the power module 12 that is connected with frequency meter body module 11; Described frequency meter body module 11 comprises single-chip microcomputer 111, display module 112, signal sorting module 113, pilot lamp 114, frequency division module 115, times frequency module 116, communication module 117 and memory module 118, described display module 112, signal sorting module 113, pilot lamp 114, communication module 117 and memory module 118 are connected to single-chip microcomputer 111, and signal sorting module 113 is connected with frequency division module 115 and times frequency module 116; The communication module 117 of described frequency meter body module 11 is connected with PC.Described times of frequency module can effectively be realized the frequency multiplication of low frequency signal, and these frequency-doubled signals are sent to the signal sorting module.
Described frequency division module can effectively be realized the frequency division of high-frequency signal, and these fractional frequency signals are sent to the signal sorting module; Described signal sorting module can effectively be put measuring-signal in order, and these signals are sent to single-chip microcomputer; Described display module is the frequency information of display measurement signal accurately; Described memory module can be preserved the frequency information of single chip computer measurement; Described communication module can send the frequency information of measuring-signal to PC.。
The method of work of a kind of wideband electronic frequency meter of the present invention: the wideband electronic frequency meter that the frequency meter body module 11 take single-chip microcomputer 111 as core and power module 12 form, frequency signal to be measured is by three tunnel optional input interface inputs, and high-frequency signal input frequency division module 115 carries out the signal arrangement behind frequency division; Direct input signal sorting module 113 arrangements of the general signal that frequency is moderate; Low frequency signal input times frequency module 116 carries out first frequency multiplication, then carries out the signal arrangement; The frequency signal input single-chip microcomputer 111 of signal sorting module 113 arrangement outputs is counted, and one second frequency signal umber of pulse of single-chip microcomputer 111 countings is frequency.This frequency values is preserved in single-chip microcomputer 111, and delivers to the liquid crystal display demonstration.The design of three tunnel optional inputs can be satisfied the Measurement accuracy of different frequency signals, realizes the wideband counting.The change procedure information that single-chip microcomputer 111 utilizes memory module 118 to preserve frequency signal can realize signal trace.Single-chip microcomputer 111 utilizes communication module 117 that measurement result is sent to PC, can realize the intelligent processing method of signal.
A kind of wideband electronic frequency meter of the present invention can carry out frequency division to high-frequency signal, realizes the Measurement accuracy of high-frequency signal; Low frequency signal is carried out frequency multiplication, realize the Measurement accuracy of low frequency signal; Can show and preserve measurement result; Can be sent to PC to metrical information by communication module, realize that the high-grade intelligent of information is processed.System flexibly, detection is accurate, measurement range is wide, automaticity is high, has improved the intellectuality of frequency meter, has stronger popularization and using value.
The above only is embodiments of the invention; be not so limit claim of the present invention; every equivalent structure or equivalent flow process conversion that utilizes instructions of the present invention and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present invention.

Claims (2)

1. wideband electronic frequency meter, it is characterized in that: this wideband electronic frequency meter comprises the power module that is connected with the frequency meter body module; Described frequency meter body module comprises single-chip microcomputer, display module, signal sorting module, pilot lamp, frequency division module, times frequency module, communication module and memory module, described display module, signal sorting module, pilot lamp, communication module and memory module are connected to single-chip microcomputer, and the signal sorting module is connected with frequency division module and times frequency module.
2. a kind of wideband electronic frequency meter according to claim 1, it is characterized in that: the communication module of described frequency meter body module is connected with PC.
CN2012104448183A 2012-11-09 2012-11-09 Broadband electronic frequency meter CN102981052A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012104448183A CN102981052A (en) 2012-11-09 2012-11-09 Broadband electronic frequency meter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012104448183A CN102981052A (en) 2012-11-09 2012-11-09 Broadband electronic frequency meter

Publications (1)

Publication Number Publication Date
CN102981052A true CN102981052A (en) 2013-03-20

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2012104448183A CN102981052A (en) 2012-11-09 2012-11-09 Broadband electronic frequency meter

Country Status (1)

Country Link
CN (1) CN102981052A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107064631A (en) * 2017-03-21 2017-08-18 昆明理工大学 A kind of SCM Based high-precision frequency meter realizes circuit and method
CN110320406A (en) * 2018-03-30 2019-10-11 和硕联合科技股份有限公司 Frequency measuring system and its measurement method

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1862263A (en) * 2005-09-19 2006-11-15 华为技术有限公司 Fast frequency measuring system and method
CN101713811A (en) * 2009-10-29 2010-05-26 天津必利优科技发展有限公司 System for automatically testing parameters of quartz crystal oscillator
CN101713796A (en) * 2009-08-27 2010-05-26 中国北车集团大连机车研究所有限公司 Vehicle-mounted microcomputer frequency measuring device
US20110084687A1 (en) * 2009-10-08 2011-04-14 Seiko Epson Corporation Signal generation circuit, frequency measurement device including the signal generation circuit, and signal generation method
CN201897615U (en) * 2010-11-19 2011-07-13 成都光大灵曦科技发展有限公司 Online comprehensive tester for track frequency-shifting signal
CN202886468U (en) * 2012-11-09 2013-04-17 苏州市职业大学 Wideband electronic frequency meter

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1862263A (en) * 2005-09-19 2006-11-15 华为技术有限公司 Fast frequency measuring system and method
CN101713796A (en) * 2009-08-27 2010-05-26 中国北车集团大连机车研究所有限公司 Vehicle-mounted microcomputer frequency measuring device
US20110084687A1 (en) * 2009-10-08 2011-04-14 Seiko Epson Corporation Signal generation circuit, frequency measurement device including the signal generation circuit, and signal generation method
CN101713811A (en) * 2009-10-29 2010-05-26 天津必利优科技发展有限公司 System for automatically testing parameters of quartz crystal oscillator
CN201897615U (en) * 2010-11-19 2011-07-13 成都光大灵曦科技发展有限公司 Online comprehensive tester for track frequency-shifting signal
CN202886468U (en) * 2012-11-09 2013-04-17 苏州市职业大学 Wideband electronic frequency meter

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107064631A (en) * 2017-03-21 2017-08-18 昆明理工大学 A kind of SCM Based high-precision frequency meter realizes circuit and method
CN110320406A (en) * 2018-03-30 2019-10-11 和硕联合科技股份有限公司 Frequency measuring system and its measurement method

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Application publication date: 20130320