CN202026360U - Mobile phone possessing stethoscope function - Google Patents

Mobile phone possessing stethoscope function Download PDF

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Publication number
CN202026360U
CN202026360U CN2011200739759U CN201120073975U CN202026360U CN 202026360 U CN202026360 U CN 202026360U CN 2011200739759 U CN2011200739759 U CN 2011200739759U CN 201120073975 U CN201120073975 U CN 201120073975U CN 202026360 U CN202026360 U CN 202026360U
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China
Prior art keywords
triode
stethoscope
mobile phone
earphone
circuit
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
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CN2011200739759U
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Chinese (zh)
Inventor
于素真
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Huaqin Telecom Technology Co Ltd
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Huaqin Telecom Technology Co Ltd
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Priority to CN2011200739759U priority Critical patent/CN202026360U/en
Application granted granted Critical
Publication of CN202026360U publication Critical patent/CN202026360U/en
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Abstract

The utility model discloses a mobile phone possessing the stethoscope function. The mobile phone includes a mainboard, a housing, a microprocessing controller, a radio frequency unit, a display screen, a camera, a card reader of an SIM card, a keyboard, a Bluetooth chip, a TFLASH memory card, and a stethoscope unit. The stethoscope unit is electrically connected with a microprocessing controller. Through adding the stethoscope unit on a common mobile phone, the mobile phone possessing the stethoscope function enables the mobile phone to have the stethoscope function on the basis of effectively using a base band circuit of the mobile phone, thus making the stethoscope become more portability, miniaturization and intellectualization. The auscultation operation not only can be realized by one user, but also can be realized by two users, and the auscultation result can be displayed via the display screen of the mobile phone, thus providing convenience for the user to acquire the auscultation result.

Description

A kind of mobile phone with stethoscope function
Technical field
The utility model relates to the telecommunications field, relates in particular to a kind of mobile phone with stethoscope function.
Background technology
Stethoscope is the most frequently used diagnosis apparatus of inside and outside woman doctor, is doctor's sign, and patient and family members can use the stethoscope simple knowledge state of an illness, autodiagnosis simultaneously; Healthy people also can utilize stethoscope to carry out self health care, measures blood pressure etc.Stethoscope since be applied to clinical since, profile and acoustic mode have continuous improvement, but that its basic structure changes is little, mainly by pickup part (chest piece), conduction portion (sebific duct) and audition part (ear piece) are formed.Electrostethophone is because its easy to use, accuracy advantages of higher is more and more general.A kind of medical electronic stethoscope that shows that shocking waveshape in body exists is disclosed on 02 28th, 2007 as China Intellectual Property Office, its publication number is CN1919143, this shows the medical electronic stethoscope that shocking waveshape in body exists, and especially measured's shocking waveshape in body can be converted to digital signal storage and electrons emitted stethoscope.The stethoscope that the utility model provides can not only show that shocking waveshape in body watches for many people, and measured's shocking waveshape in body can be converted to the digital signal storage and launch, and signal is provided for the remote transmission of many people's consultation of doctors, information record and information.The scheme that its technical problem that solves this electrostethophone adopts is: in stethoscope contact, the metal film inner face of test surfaces is made thin films of piezoelectric material, manufacture the piezoelectric type shock sensor, metal film contacts with measured body as an electrode and its outside of thin films of piezoelectric material.After voltage that the vibration signal that the piezoelectric type shock sensor records in the auscultation contact is bumped in stethoscope contact or electric charge amplification, A/D conversion, the single-chip microcomputer signal processing, when waveform signal is transferred to the display demonstration shocking waveshape in body at the stethoscope contact back side, finish storage and launch mission respectively by the memory circuit and the radiating circuit that are bumped in the stethoscope contact.The shock wave that is recorded by stethoscope contact piezoelectric type shock sensor enters auscultation people's ears by guide rubber hose and hearing metal guide clamp, also can realize knowing the purpose of auscultation.
Though it is above-mentioned electrostethophone can be realized the purpose of accurate auscultation, portable relatively poor.Mobile phone is because its portable characteristics, more and more universal, especially now mobile phone is more and more general, the elderly cellphone subscriber's troop is increasing, the people is older occurs discomfort on the health unavoidably, can help the elderly to find the discomfort of health early if increase stethoscopic function in the mobile phone, family has child's family also to be sought after the appearance of such mobile phone.
The utility model content
The purpose of this utility model provides a kind of mobile phone with stethoscope function.
Mobile phone with stethoscope function provided by the utility model, comprise mainboard, housing, microprocessor controller (1), radio frequency unit (3), display screen (10), camera (4), SIM card card reader (5), keyboard (6), Bluetooth chip (7) and TFLASH storage card (8), it is characterized in that: also comprise stethoscope unit (9), described stethoscope unit (9) is connected with described microprocessor controller (1) circuit.
Described stethoscope unit (9) comprises signal acquisition circuit, signal amplification circuit and output circuit, and described signal acquisition circuit, signal amplification circuit and output circuit circuitry phase are connected.Described signal acquisition circuit comprises the microphone circuit (BL) and the electric capacity (C) of mutual series connection.Described signal amplification circuit comprises first resistance (R1), second resistance (R2), the 3rd resistance (R3), first triode (VT1), second triode (VT2) and the 3rd triode (VT3); The base stage of described first triode (VT1) is connected with described electric capacity (C), the emitter of described first triode (VT1) is connected with described microphone circuit (BL), and the collector electrode of described first triode (VT1) is connected with the base stage of described second triode (VT2); The collector electrode of described second triode (VT2) is connected with the collector electrode of described the 3rd triode (VT3), the emitter of described second triode (VT2) is connected with the base stage of described the 3rd triode (VT3), described first resistance (R1) end is connected with the base stage of described first triode (VT1) and the other end is connected with an end of described second resistance (R2), and the other end of described second resistance (R2) is connected with the base stage of described second triode (VT2); One end of described the 3rd resistance (R3) is connected with the base stage of first triode (VT1) and the other end is connected with the emitter of described the 3rd triode (VT3).Described output circuit comprises first earphone (BC1) and second earphone (BC2), described first earphone (BC1) is connected mutually with described second earphone (BC2), and described first earphone (BC1) is connected with the emitter of described the 3rd triode (VT3) and the emitter of described second diode respectively with described second earphone (BC2).
Mobile phone with stethoscope function provided by the utility model, also comprise an expansion interface, one end of described expansion interface (XJ) is connected with the collector electrode of described second triode (VT2), and the other end of described expansion interface (XL) is connected with the other end of described first resistance (R1).Mobile phone with stethoscope function provided by the utility model, also comprise power circuit, described power circuit comprises DC power supply (DC) and switch (S), and described DC power supply (DC) end is connected with described switch (S) and the other end is connected with the emitter of described first triode (VT1); The other end of described switch (S) is connected with the other end of described expansion interface (XJ).
Mobile phone with stethoscope function provided by the utility model, on the basis of regular handset, increased the stethoscope unit, on the basis that effectively utilizes original mobile phone baseband circuit, make mobile phone increase stethoscopic function, make stethoscope portability, miniaturization and intellectuality more.Not only can realize individual consumer's auscultation operation, also can realize double auscultation operation, its auscultation is the result can show by mobile phone display screen, and is convenient with obtaining the auscultation result.
Description of drawings
Fig. 1 is the mobile phone circuit structural representation that the utlity model has the stethoscope function;
Fig. 2 is the circuit diagram of the stethoscope unit shown in Fig. 1.
Embodiment
For the purpose, technical scheme and the advantage that make the utility model embodiment clearer, below in conjunction with the accompanying drawing among the utility model embodiment, technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1, a kind of mobile phone with stethoscope function, comprise mainboard, housing, microprocessor controller 1, radio frequency unit 3, display screen 10, camera 4, SIM card card reader 5, keyboard 6, Bluetooth chip 7 and TFLASH storage card 8, it is characterized in that: also comprise stethoscope unit 9, described stethoscope unit 9 is connected with described microprocessor controller 1 circuit.Described microprocessor controller 1 is provided with GPIO interface 2, and described stethoscope unit 9 is connected with described GPIO interface 2, thereby realizes that stethoscope unit 9 is connected with the circuit of described microprocessor controller 1.
Described stethoscope unit 9 comprises signal acquisition circuit, signal amplification circuit and output circuit, and described signal acquisition circuit, signal amplification circuit and output circuit circuitry phase are connected.
As shown in Figure 2, described signal acquisition circuit comprises the microphone circuit BL and the capacitor C of mutual series connection.It will be understood by those skilled in the art that described microphone circuit BL can be converted to the signal of telecommunication with voice signal.
As shown in Figure 2, described signal amplification circuit comprises first resistance R 1, second resistance R 2, the 3rd resistance R 3, the first triode VT1, the second triode VT2 and the 3rd triode VT3; The base stage of the described first triode VT1 is connected with described capacitor C, and the emitter of the described first triode VT1 is connected with described microphone circuit BL, and the collector electrode of the described first triode VT1 is connected with the base stage of the described second triode VT2; The collector electrode of the described second triode VT2 is connected with the collector electrode of described the 3rd triode VT3, as first output of described signal amplification circuit; The emitter of the described second triode VT2 is connected with the base stage of described the 3rd triode VT3, and the emitter of described the 3rd triode VT3 is as second output of described signal amplification circuit; Described first resistance R, 1 one ends are connected with the base stage of the described first triode VT1 and the other end is connected with an end of described second resistance R 2, and the other end of described second resistance R 2 is connected with the base stage of the described second triode VT2; One end of described the 3rd resistance R 3 is connected with the base stage of the first triode VT1 and the other end is connected with the emitter of described the 3rd triode VT3.It will be appreciated by those skilled in the art that, the described first triode VT1, the second triode VT2 and the 3rd triode VT3 form the two poles of the earth direct-coupled amplifier, be used for the output signal of described signal acquisition circuit is carried out processing and amplifying, be convenient to export to the user and listen to by described output circuit.
Further, also comprise can, described can is fixed on the input of described microphone circuit BL.Can better gather heart and lung sounds like this, realize the auscultation function.
As shown in Figure 2, described output circuit comprises the first earphone BC1 and the second earphone BC2, the described first earphone BC1 connects mutually with the described second earphone BC2, and the described first earphone BC1 is connected with the emitter of described the 3rd triode VT3 and the emitter of described second diode respectively with the described second earphone BC2.The user can put into the described first earphone BC1 and the described second earphone BC2 respectively two ears and carry out the auscultation operation.The described first earphone BC1 and the second earphone BC2 are 8 Ω micro earpieces.
As shown in Figure 2, also comprise expansion interface XJ, the end of described expansion interface XJ is connected with the collector electrode of the described second triode VT2, and the other end of described expansion interface XJ is connected with the other end of described first resistance R 1.It will be appreciated by those skilled in the art that, when the user inserts another set of headphones in the described expansion interface XJ, can use two set of headphones to carry out auscultation simultaneously, carry out the auscultation operation simultaneously as two users, can the result who hear be discussed, be convenient to better diagnose; In the time of in the user inserts loudspeaker described expansion interface XJ, can the audio signal of described signal amplification circuit output be amplified, put outward to a plurality of users and listen to, thereby carry out auscultation simultaneously for many people; In the time of in the user inserts sound pick-up outfit described expansion interface XJ, can record, listen to this heart and lung sounds, be convenient to it is carried out research and analysis, obtain diagnostic result for user's repeat playing to the audio signal of described signal amplification circuit output.
As shown in Figure 2, also comprise power circuit, described power circuit comprises DC power supply DC and switch S, and described DC power supply DC one end is connected with described switch S and the other end is connected with the emitter of the described first triode VT1; The other end of described switch S is connected with the other end of described expansion interface XJ.Described DC power supply DC can be a battery.
The mobile phone with stethoscope function described in the present embodiment is to realize its auscultation function like this: described can at first user's operation makes described switch S closure, described can is partly pasted the human body cardiopulmonary portion that is put in as pickup, described microphone circuit BL converts heart and lung sounds to audio electrical signal, and this audio electrical signal adds to the described first triode VT1 and deliver to the described first earphone BC1 and the second earphone BC2 and expansion interface XJ after two-stage is amplified by described capacitor C.Described earphone also has earphone cord, and this earphone cord can be simultaneously as this stethoscopic connecting line.It will be appreciated by those skilled in the art that, can in mobile phone, store some reference values, as heart rate reference value etc., can utilize microprocessor controller that auscultation result and this reference value are compared like this, and comparison result shown by display screen, make the user can be accurate, understand some information of health timely, so just can reach the healthy of expection or reply the target of treatment.
It should be noted that at last: above embodiment only in order to the explanation the technical solution of the utility model, is not intended to limit; Although the utility model is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of each embodiment technical scheme of the utility model.

Claims (10)

1. mobile phone with stethoscope function, comprise mainboard, housing, microprocessor controller (1), radio frequency unit (3), display screen (10), camera (4), SIM card card reader (5), keyboard (6), Bluetooth chip (7) and TFLASH storage card (8), it is characterized in that: also comprise stethoscope unit (9), described stethoscope unit (9) is connected with described microprocessor controller (1) circuit.
2. the mobile phone with stethoscope function as claimed in claim 1 is characterized in that: described microprocessor controller (1) is provided with GPIO interface (2), and described stethoscope unit (9) is connected with described GPIO interface (2).
3. the mobile phone with stethoscope function as claimed in claim 1 or 2, it is characterized in that: described stethoscope unit (9) comprises signal acquisition circuit, signal amplification circuit and output circuit, and described signal acquisition circuit, signal amplification circuit and output circuit circuitry phase are connected.
4. the mobile phone with stethoscope function as claimed in claim 3 is characterized in that: described signal acquisition circuit comprises the microphone circuit (BL) and the electric capacity (C) of mutual series connection.
5. the mobile phone with stethoscope function as claimed in claim 4 is characterized in that: described signal amplification circuit comprises first resistance (R1), second resistance (R2), the 3rd resistance (R3), first triode (VT1), second triode (VT2) and the 3rd triode (VT3); The base stage of described first triode (VT1) is connected with described electric capacity (C), the emitter of described first triode (VT1) is connected with described microphone circuit (BL), and the collector electrode of described first triode (VT1) is connected with the base stage of described second triode (VT2); The collector electrode of described second triode (VT2) is connected with the collector electrode of described the 3rd triode (VT3), the emitter of described second triode (VT2) is connected with the base stage of described the 3rd triode (VT3), described first resistance (R1) end is connected with the base stage of described first triode (VT1) and the other end is connected with an end of described second resistance (R2), and the other end of described second resistance (R2) is connected with the base stage of described second triode (VT2); One end of described the 3rd resistance (R3) is connected with the base stage of first triode (VT1) and the other end is connected with the emitter of described the 3rd triode (VT3).
6. the mobile phone with stethoscope function as claimed in claim 5 is characterized in that: also comprise can, described can is fixed on the input of described microphone circuit (BL).
7. the mobile phone with stethoscope function as claimed in claim 6, it is characterized in that: described output circuit comprises first earphone (BC1) and second earphone (BC2), described first earphone (BC1) is connected mutually with described second earphone (BC2), and described first earphone (BC1) is connected with the emitter of described the 3rd triode (VT3) and the emitter of described second diode respectively with described second earphone (BC2).
8. the mobile phone with stethoscope function as claimed in claim 7 is characterized in that: described first earphone (BC1) and second earphone (BC2) are 8 Ω micro earpieces.
9. the mobile phone with stethoscope function as claimed in claim 7, it is characterized in that: also comprise expansion interface (XJ), one end of described expansion interface (XJ) is connected with the collector electrode of described second triode (VT2), and the other end of described expansion interface (XJ) is connected with the other end of described first resistance (R1).
10. the mobile phone with stethoscope function as claimed in claim 9, it is characterized in that: also comprise power circuit, described power circuit comprises DC power supply (DC) and switch (S), and described DC power supply (DC) end is connected with described switch (S) and the other end is connected with the emitter of described first triode (VT1); The other end of described switch (S) is connected with the other end of described expansion interface (XJ).
CN2011200739759U 2011-03-18 2011-03-18 Mobile phone possessing stethoscope function Expired - Lifetime CN202026360U (en)

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102685285A (en) * 2011-03-18 2012-09-19 上海华勤通讯技术有限公司 Mobile phone with functions of stethoscope
CN103006256A (en) * 2012-07-26 2013-04-03 黄涛生 Medical electronic monitoring terminal equipment and transmission system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102685285A (en) * 2011-03-18 2012-09-19 上海华勤通讯技术有限公司 Mobile phone with functions of stethoscope
CN102685285B (en) * 2011-03-18 2016-08-24 上海华勤通讯技术有限公司 There is the mobile phone of stethoscope function
CN103006256A (en) * 2012-07-26 2013-04-03 黄涛生 Medical electronic monitoring terminal equipment and transmission system

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C14 Grant of patent or utility model
GR01 Patent grant
AV01 Patent right actively abandoned

Granted publication date: 20111102

Effective date of abandoning: 20160824

C25 Abandonment of patent right or utility model to avoid double patenting