CN101907660B - Handheld device with measuring function and measuring method thereof - Google Patents

Handheld device with measuring function and measuring method thereof Download PDF

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Publication number
CN101907660B
CN101907660B CN2009100228229A CN200910022822A CN101907660B CN 101907660 B CN101907660 B CN 101907660B CN 2009100228229 A CN2009100228229 A CN 2009100228229A CN 200910022822 A CN200910022822 A CN 200910022822A CN 101907660 B CN101907660 B CN 101907660B
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signal
processing module
measuring
mobile communication
data processing
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CN101907660A (en
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彭科仁
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Beijing Zhigu Tech Co Ltd
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Inventec Appliances Xian Corp
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Abstract

The invention relates to a handheld device with a measuring function, which comprises a mobile communication device and a measuring device for measuring objects to be measured and acquiring a measuring signal, wherein the measuring device comprises a measuring plug and a measuring element electrically connected with the measuring plug; the mobile communication device comprises a signal socket, a data processing module and a central processing module; a signal plug is switched in the data processing module through the signal socket; and the data processing module is switched in the central processing module. The handheld device of the invention can measure an electrical signal of the objects to be measured and display a measuring result on a display screen of the mobile communication device or broadcast the result by a loudspeaker, thus being simple and feasible and conveniently used.

Description

A kind of handheld apparatus and measuring method thereof with measurement function
Technical field
The present invention relates to a kind of handheld apparatus and measuring method thereof with measurement function.
Background technology
Testing tools such as general testing tool such as universal electric meter, oscillograph, spectrum analyzer; It for the slip-stick artist testing tool that often uses; But above-mentioned testing tool build is bigger, then can cause and carries inconvenience if carry above-mentioned instrument simultaneously, can't carry.Therefore when the slip-stick artist need detect some specific test items suddenly, do not have required testing tool often at one's side, cause the inconvenience in the measurement.
Summary of the invention
In order to solve the technical matters described in the background technology, the invention provides a kind of handheld apparatus and measuring method thereof with measurement function.
Technical solution of the present invention is: the present invention is a kind of handheld apparatus with measurement function, and its special character is: this device comprises device for mobile communication and is used for measuring determinand and obtains the measurement mechanism of measuring-signal; Measurement mechanism comprises the measuring sensor of measuring plug and electrically connecting with this measurement plug; Device for mobile communication comprises signal plug, data processing module and central processing module; Signal plug inserts data processing module through signal plug; Data processing module inserts central processing module.
Above-mentioned device for mobile communication is mobile phone, intelligent mobile phone, notebook computer or PDA.
Above-mentioned device for mobile communication also comprises signal circuit module and radio-frequency module, and the signal circuit module is serially connected on the circuit between signal plug and the data processing module; Data processing module inserts radio-frequency module.
Above-mentioned data processing module comprises audio frequency output port MICN, audio input port MICP, analog digital conversion port ADC, interrupts port INT, audio treatment unit and analog digital converting unit; The signal circuit module is accessing to audio output port MICN, audio input port MICP, analog digital conversion port ADC and interruption port INT respectively; Audio frequency output port MICN, audio input port MICP be the accessing to audio processing unit respectively; Analog digital conversion port ADC inserts analog digital converting unit.
Above-mentioned CPU comprises audio analysis module, resistance analysis module and result treatment module.
Above-mentioned device for mobile communication comprises loudspeaker, and loudspeaker inserts CPU.
Above-mentioned device for mobile communication comprises display screen, and display screen is electrically connected with CPU.
Above-mentioned signal plug is earphone socket, ear microphone socket or microphone jack.
A kind ofly utilize the above-mentioned handheld apparatus with measurement function to carry out measuring method for measuring, its special character is: this method may further comprise the steps:
1) the grafting measurement mechanism is in the signal plug of device for mobile communication;
2) make this device for mobile communication get into the testing tool pattern;
3) use this measurement mechanism to measure determinand and produce measuring-signal;
4) analyze this measuring-signal through the data processing module of this device for mobile communication, and then obtain analytic signal.
Above-mentioned steps 2) may further comprise the steps:
2.1) judge whether to get into the testing tool pattern, not, then get into the earphone call mode; Be then to proceed to step 2.2);
2.2) judge whether to get into the audio-frequency test handling procedure.
Above-mentioned steps 4) may further comprise the steps:
4.1) when said step 2.2) and in be judged as " being " time, said central processing unit controls data processing module carries out to this measuring-signal that time domain is divert one's attention and frequency-domain analysis;
4.2) when said step 2.2) and in be judged as " denying " time, said central processing unit controls data processing module carries out the resistance analysis to this measuring-signal.
Above-mentioned steps 4) comprises also that afterwards step 5) converts analytic signal consequential signal into and passes through the display screen demonstration through said CPU.
Above-mentioned steps 4) comprises also that afterwards step 6) converts said analytic signal consequential signal into and passes through loudspeaker plays through CPU.
Handheld apparatus and the measuring method thereof with measurement function of the present invention that user's utilization can be carried can make the user have easy measuring equipment, and the determinand that can measure for desire at any time again detects, and is simple.
Description of drawings
Fig. 1 is the use stereographic map with handheld apparatus of measurement function of the present invention;
Fig. 2 is the functional-block diagram with handheld apparatus of measurement function of the present invention;
Fig. 3 is the partial circuit figure with handheld apparatus of measurement function of the present invention;
Fig. 4 is a measuring method FB(flow block) of the present invention.
Embodiment
Referring to Fig. 1, the handheld apparatus 1000 with measurement function of the present invention has a measurement mechanism 100, an and action communication device 200.
Measurement mechanism 100 has one and measures an assembly 110 and a measurement plug 120.Measure assembly 110 and electrically connect with measuring plug 120, measuring assembly 110 is to can be a test pen.Measure assembly 110 and have a pen cap 111 and a metal rod 112.Metal rod 112 is arranged in the pen cap 111, and can be stretched out by the pen cap 111 inside spin ground, and metal rod 112 is to be used for contacting a determinand 300.
Mobile communication device 200 has a signal plug 210 and a display screen 260.Measure plug 120 and be inserted in signal plug 210.When measuring the electrical parameter of assembly 110 measurement determinands 300, its The measured results show is on the display screen 260 of mobile communication device 200.
So the user can use the mobile communication device 200 connection measuring mechanisms 100 that have with oneself can carry out electrical detection.
Referring to Fig. 2, mobile communication device 200 can be a mobile phone, an intelligent mobile phone, PDA (PDA) or a mobile computer.
Mobile communication device 200 comprises a signal plug 210, a signal circuit module 220, a radio-frequency module 230, a data processing module 240, a central processing module 250, a display screen 260, an and loudspeaker 270.
Signal plug 210 can be an earphone socket, an ear microphone socket; An or microphone jack; Can be used to connect an earphone, an ear microphone or a microphone; And the signal plug 210 in the present invention is used for electrically connect measuring plug 120, measures the measured measurement signal S1 of assembly 110 to receive.
Signal circuit module 220 can be made up of an electronic circuit; This signal circuit module 220 electrically connects data processing modules 240 and signal plugs 210, and signal circuit module 220 is signal transmission of 210 of deal with data processing module 240 and signal plugs.
Radio-frequency module 230 can comprise an antenna 231; Radio-frequency module 230 electrically connects with data processing module 240; And be used for receiving and launching a wireless signal S2; So that device for mobile communication 200 carries out wireless telecommunications, this wireless communication technique seldom lays down a definition at this for the mature technology that each mobile phone must use.
Data processing module 240 can be made up of at least one process chip and interlock circuit thereof, and data processing module 240 can electrically connect with radio-frequency module 230 and signal circuit module 220 respectively.Data processing module 240 can receive measures signal S1, and analyzing and processing is an analysis signal S3.
Data processing module 240 have an audio frequency output port MICN, an audio input port MICP, an analog digital conversion port ADC, an interruption port INT, an audio treatment unit 241, with an analog digital converting unit 242.Audio treatment unit 241 electrically connects with audio frequency input port MICP and audio frequency output port MICN.When signal plug 210 was planted an ear microphone, audio treatment unit 241 was handled the analog voice signal that receives and be transmitted to ear microphone, and audio treatment unit 241 can carry out the time domain and the frequency-domain analysis of this analog voice signal.
Analog digital converting unit 242 electrically connects with analog digital conversion port ADC, and analog digital converting unit 242 can be carried out the analysis of voltage swing, is used for converting an analog signal into a digital signal.When utilizing the present invention to carry out an audio-frequency test, audio treatment unit 241 receives through audio input port MICP and measures signal S1, and carries out time and frequency domain analysis to measuring signal S1.When utilizing the present invention to carry out resistance test, analog digital converting unit 242 receives through analog digital conversion port ADC and measures signal S1, and carries out voltage measurement to measuring signal S1, calculates its resistance with analysis meter.
Central processing module 250 can be made up of a central processing unit and interlock circuit thereof, and central processing module 250 can electrically connect with data processing module 240, and can to receive Treatment Analysis signal S3 be a signal S4 as a result.Central processing module 250 can comprise an audio analysis unit 251, a resistance analytic unit 252, with a result treatment unit 253.
Audio analysis unit 251, resistance analytic unit 252, can be a computer program with result treatment unit 253; If mobile communication device 200 is an intelligent mobile phone; Can be with audio analysis unit 251, resistance analytic unit 252, upload and be mounted to mobile communication device 200 with the program code of result treatment unit 253; If general mobile phone then can be when dispatching from the factory burning in the internal memory of this mobile phone; Therefore the present invention need not change the hardware of mobile communication device 200, can the easy function with analysis to measure signal.
If when utilizing the present invention to carry out audio-frequency test, the audio treatment unit 241 of audio analysis unit 251 control data processing modules 240 carries out time and frequency domain analysis to measuring signal S1.If when utilizing the present invention to carry out the resistance test, the analog digital converting unit 242 of resistance analytic unit 252 control data processing modules 240 is carried out the resistance analysis to measuring signal S1.Result treatment unit 253 Treatment Analysis signal S3 are a signal S4 as a result.
Display screen 260 electrically connects with CPU, is used for display result signal S4, and for example, if signal S4 system comprises time domain and frequency domain parameter as a result, this parameter is can be with the diagrammatic representation waveform of signal S4 as a result.
Loudspeaker 270 electrically connects with central processing module 250, is used for playing signal S4 as a result, for example, if signal S4 is a resistance value as a result, can give the user through this resistance value of sound playing.
Referring to Fig. 3; Can find out in the part circuit diagram of the hand-held device with measurement function of the present invention; Measure assembly 110 and can comprise two metal rods 112, these two metal rods 112 are used for contacting a determinand 300 respectively, to measure the measurement signal S 1 of determinand 300.
Measure plug 120 and can comprise a fuse 121 and a voltage transformation module 122; When the voltage of testing determinand 300 or audio signal; Because the input voltage of the data processing module 240 of general mobile phone can not be higher than 2.8v; Therefore working voltage modular converter 122 reduces by measuring the voltage that assembly 110 is detected.
Voltage transformation module 122 is provided with an input side Vin and an outgoing side Vmic, and input side Vin system is coupled to measures assembly 110, input side Vin, and it is coupled on the data processing module 240; Voltage transformation module 122 can comprise a bleeder circuit, and bleeder circuit can comprise one first resistance R 1 and one second resistance R 2.
In this embodiment; The resistance value of supposing first resistance R 1 is a 100K nurse difficult to understand, and the resistance value of second resistance R 2 is a 10K nurse difficult to understand, then can know Vin=11Vmic by electricity formula Vin=Vmic X (R1/R2+1); Therefore with general testing requirement; The scope of the magnitude of voltage that input side Vin is measured can be between-10V～10V, and after voltage transformation module 122 conversions, the range of voltage values of outgoing side Vmic can be about between-V～V; So not only can satisfy the requirement of general measure, also can protect the circuit of mobile communication device 200.
Fuse 121 electrically connects voltage transformation modules 122 and measures assembly 110, with measuring voltage that assembly 110 received when excessive, can further protect the circuit in the mobile communication device 200.Fuse 121 can be resettable fuse, and fuse 121 keeps low impedance state under the normal condition; When circuit generation excess current (like short circuit), big electric current produces and makes the Low ESR transition is high impedance, blocking circuit, protection mobile communication device 200; After fault was got rid of, fuse 121 returned to original state again voluntarily.
The head circuit of signal circuit module 220 for being had in the general mobile communication device; The audio frequency output port MICN of the circuit of signal circuit module 220 and data processing module 240, audio input port MICP, analog digital conversion port ADC, interrupt port INT and electrically connect, and electrically connect with the outgoing side Vmic of voltage transformation module 122.
When general user mode, when supposing that an ear microphone inserts signal socket 210, this ear microphone electrically connects with data processing module 240, and produces a look-at-me in data processing module 240 by interruption port INT.When data processing module 240 receives this interruption signal; It is the analog voice signal that audio treatment unit 241 can receive this ear microphone from audio input port MICP; And transmit the analog voice signal in this ear microphone, to carry out communication from audio output port MICN.
Above-mentioned analog voice signal, the processing of controlling signal, and the technology of utilizing mobile communication device 200 to carry out communication are prior art, do not add to describe at this.
Referring to Fig. 4; In the process flow diagram of the measuring method of the handheld apparatus with measurement function of the present invention; Can find out, when utilizing the handheld apparatus 1000 with measurement function of the present invention to measure, the measurement plug 120 of measurement mechanism 100 is plugged in signal plug 210 (step S101).At this moment; Produce an interruption signal to data processing module 240 by interrupting port INT; Data processing module 240 promptly notifies central processing module 250 to show that one selects picture to give display screen 260; The user can select whether to get into a testing tool pattern or an earphone call mode in display frame, judge whether to get into this testing tool pattern or this earphone call mode (step S103) for central processing module 250.
If the user is still non-selected after a schedule time, then get into the earphone call mode automatically, or when producing the interruption signal, get into the earphone call mode automatically,, the user just changes the testing tool pattern that gets into when selecting to get into the testing tool pattern.
Wherein this testing tool pattern can further be divided into an audio-frequency test handling procedure and a resistance test processor, and display frame can show whether get into the earphone call mode, audio-frequency test handling procedure and a resistance test processor; Wherein when selecting to get into the earphone call mode; And utilize mobile communication device 200 to carry out general communication (step S 105); When the user selects to get into this testing tool pattern; Can carry out a step and select an audio-frequency test handling procedure and a resistance test processor, this central processing module 250 can judge whether to get into an audio-frequency test handling procedure or a resistance test processor (step S107) according to this user's selection.
The user can electrically connect a measurement assembly 110 and a determinand 300 afterwards, and produces a measurement signal S1 (step S111 or S121).
When carrying out an audio-frequency test handling procedure, the audio treatment unit 241 of the audio analysis unit 251 control data processing modules 240 of central processing module 250 carries out time and frequency domain analysis (step S113) to measuring signal S1.
When carrying out a resistance test processor; The analog digital converting unit 242 of the resistance analytic unit 252 control data processing modules 240 of central processing module 250 is carried out voltage measurement to carry out the resistance analysis to measuring signal S1; At this moment; After the bias terminal MICBIAS unlatching of may command signal circuit module 220 and 300 outside of determinands form circuit loop, can draw the resistance (step S123) of determinand 300 according to nurse law difficult to understand.
Make data processing module 240 analysis to measure signal S1 one analyze signal S3 (step S131), central processing module 250 will analyze signal S3 convert into one as a result signal S4 to be shown on the display screen 260 or to be played in a loudspeaker 270 (step S133).

Claims (1)

1. handheld apparatus with measurement function is characterized in that: this device comprises device for mobile communication and is used for measuring determinand and obtains the measurement mechanism of measuring-signal; Said measurement mechanism comprises the measuring sensor of measuring plug and electrically connecting with this measurement plug; Said device for mobile communication comprises signal plug, data processing module and central processing module; Said measurement plug inserts data processing module through signal plug; Said data processing module inserts central processing module; Said device for mobile communication also comprises signal circuit module and radio-frequency module, and said signal circuit module is serially connected on the circuit between signal plug and the data processing module; Said data processing module inserts radio-frequency module; Said data processing module comprises audio frequency output port MICN, audio input port MICP, analog digital conversion port ADC, interrupts port INT, audio treatment unit and analog digital converting unit; Said signal circuit module is accessing to audio output port MICN, audio input port MICP, analog digital conversion port ADC and interruption port INT respectively; Said audio frequency output port MICN, audio input port MICP be the accessing to audio processing unit respectively; Said analog digital conversion port ADC inserts analog digital converting unit; Said signal circuit module is the head circuit that is had in the device for mobile communication.
2, the handheld apparatus with measurement function according to claim 1 is characterized in that: said device for mobile communication is mobile phone, notebook computer or PDA.
3, the handheld apparatus with measurement function according to claim 2 is characterized in that: said central processing module comprises audio analysis module, resistance analysis module and result treatment module.
4, the handheld apparatus with measurement function according to claim 3, it is characterized in that: said device for mobile communication comprises loudspeaker, said loudspeaker inserts central processing module.
5, the handheld apparatus with measurement function according to claim 4, it is characterized in that: said device for mobile communication comprises display screen, said display screen is electrically connected with central processing module.
6, according to the described handheld apparatus with measurement function of arbitrary claim in the claim 1 to 5, it is characterized in that: said signal plug is earphone socket, ear microphone socket or microphone jack.
7, a kind of described handheld apparatus with measurement function of claim 1 that utilizes carries out measuring method for measuring, it is characterized in that this method may further comprise the steps:
1) the grafting measurement mechanism is in the signal plug of device for mobile communication;
2) make this device for mobile communication get into the testing tool pattern; Said step 2) may further comprise the steps:
2.1) judge whether to get into the testing tool pattern, not, then get into the earphone call mode; Be then to proceed to step 2.2);
2.2) judge whether to get into the audio-frequency test handling procedure;
3) use this measurement mechanism to measure determinand and produce measuring-signal;
4) analyze this measuring-signal through the data processing module of this device for mobile communication, and then obtain analytic signal.
8, the handheld apparatus with measurement function according to claim 7 carries out measuring method for measuring, and it is characterized in that: said step 4) may further comprise the steps:
4.1) when said step 2.2) and in be judged as " being " time, said central processing module control data processing module is carried out time-domain analysis and frequency-domain analysis to this measuring-signal;
4.2) when said step 2.2) and in be judged as " denying " time, said central processing module control data processing module is carried out the resistance analysis to this measuring-signal.
9, the handheld apparatus with measurement function according to claim 8 carries out measuring method for measuring, it is characterized in that: comprise also after the said step 4) that step 5) converts analytic signal consequential signal into and passes through the display screen demonstration through said central processing module.
10, the handheld apparatus with measurement function according to claim 9 carries out measuring method for measuring, it is characterized in that: comprise that also step 6) converts said analytic signal consequential signal into and passes through loudspeaker plays through central processing module after the said step 4).
CN2009100228229A 2009-06-04 2009-06-04 Handheld device with measuring function and measuring method thereof Active CN101907660B (en)

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Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103458080A (en) * 2012-05-28 2013-12-18 旭达电脑（昆山）有限公司 Mobile phone with multi-meter function
CN103096237B (en) * 2013-02-19 2015-06-24 歌尔声学股份有限公司 Multifunctional device used for assembling and testing driven-by-wire headset
CN104394649A (en) * 2014-03-11 2015-03-04 青岛智感信息技术有限公司 A circuit board device capable of connecting different sensors
WO2018107385A1 (en) * 2016-12-14 2018-06-21 深圳市伟义兄弟进出口有限公司 Charger capable of testing battery parameters

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1437429A (en) * 2002-02-05 2003-08-20 景秉仁 Hand-held audio assistant
CN2640147Y (en) * 2003-04-21 2004-09-08 光宝科技股份有限公司 Mobile phone of testing pulse
CN101013142A (en) * 2006-12-29 2007-08-08 徐红启 Portable universal digital storage oscillograph

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1437429A (en) * 2002-02-05 2003-08-20 景秉仁 Hand-held audio assistant
CN2640147Y (en) * 2003-04-21 2004-09-08 光宝科技股份有限公司 Mobile phone of testing pulse
CN101013142A (en) * 2006-12-29 2007-08-08 徐红启 Portable universal digital storage oscillograph

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