CN2550773Y - Detector for mobile phone electromagnetic radiation - Google Patents
Detector for mobile phone electromagnetic radiation Download PDFInfo
- Publication number
- CN2550773Y CN2550773Y CN02273783U CN02273783U CN2550773Y CN 2550773 Y CN2550773 Y CN 2550773Y CN 02273783 U CN02273783 U CN 02273783U CN 02273783 U CN02273783 U CN 02273783U CN 2550773 Y CN2550773 Y CN 2550773Y
- Authority
- CN
- China
- Prior art keywords
- circuit
- electromagnetic radiation
- mobile phone
- mobile telephone
- casing
- 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 - Fee Related
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Abstract
The utility model relates to a mobile phone electromagnetic radiation acquisition apparatus, a milliwattmetre is arranged on a casing, a mobile phone electromagnetic radiation acquisition circuit is positioned in the casing, a receiving circuit, an amplifying circuit and a control circuit are connected orderly to constitute the circuit, the receiving circuit resistance is connected with an antenna, the amplifying circuit comprises two stage audion amplifying circuits, a coupling capacitor is connected between the two stage amplifying circuits, a coupling capacitor is connected between the receiving circuit and the amplifying circuit, the control circuit comprises a audion and a biasing resistor of the audion, the collector circuit of the control circuit is connected with the milliwattmetre. While in use, the mobile phone electromagnetic radiation acquisition apparatus is positioned by the mobile phone, the electromagnetic radiation signal emitted by mobile phone in use can be received via acquisition apparatus, and the electric power value of the corresponding mobile phone electromagnet radiation intensity is indicated by the milliwattmetre, after the signal is amplified. The utility model has the advantages of simple structure, small compact, easy portability, simple operation, suitable for acquiring the electromagnetic radiation intensity of the mobile phone while in sale, maintenance and use.
Description
Technical field
The utility model relates to a kind of electromagnetic radiation of mobile telephone detection instrument, particularly a kind of circuit of electromagnetic radiation of mobile telephone detection instrument.
Background technology
Electromagnetic radiation can take place when using in mobile phone, and electromagnetic radiation has the anxiety of injury to the person, so in the design of mobile phone with will consider in producing the electromagnetic radiation intensity of mobile phone should make the electromagnetic radiation of mobile phone drop to minimum.For surveying the electromagnetic radiation intensity of mobile phone, be to adopt field intensity meter to measure the electromagnetic radiation intensity of mobile phone in the prior art.This field intensity meter volume is big, complex structure, carry inconvenience, and complicated operation during use will have the professional to operate, and only is suitable under lab using, and when being unsuitable for sale, maintenance at mobile phone and use, surveys the electromagnetic radiation intensity of mobile phone.
Summary of the invention
The purpose of this utility model is in order to overcome above-mentioned deficiency, to propose a kind of volume electromagnetic radiation of mobile telephone detection instrument little, simple in structure, easy to carry, simple to operate.
The utility model is realized with the following method.
The electromagnetic radiation of mobile telephone detection instrument has casing, the milliwattmeter mounting hole of installation and luminous indicating lamp mounting hole are arranged on the casing, circuit board is arranged in the casing, the electromagnetic radiation of mobile telephone detection circuit is arranged on the circuit board, the electromagnetic radiation of mobile telephone detection circuit is by receiving circuit, amplifying circuit and the control circuit composition that is linked in sequence, receiving circuit has receiving circuit resistance, be connected with antenna on the receiving circuit resistance, be parallel with diode on the receiving circuit resistance, amplifying circuit has the two-stage transistor amplifier, every grade of transistor amplifier has triode and its corresponding biasing resistor, be connected with coupling condenser between the two-stage amplifying circuit, be connected with coupling condenser between receiving circuit and the amplifying circuit, control circuit has triode and its corresponding biasing resistor, on the collector circuit of control circuit, milliwattmeter and luminous indicating lamp is arranged, the electromagnetic radiation of mobile telephone detection circuit has supplying cell, and milliwattmeter and luminous indicating lamp are installed in respectively on the mounting hole of milliwattmeter mounting hole on the casing and luminous indicating lamp.
During use, the electromagnetic radiation of mobile telephone detection instrument is placed on by the mobile phone, the electromagnetic radiation of mobile telephone detection instrument can receive the ELECTROMAGNETIC RADIATION SIGNATURE of sending when mobile phone uses, after ELECTROMAGNETIC RADIATION SIGNATURE is handled the amplifying circuit amplification of dynamo-electric magnetic radiation detection circuit, amplify through its triode at control circuit, the electric current of the collector circuit after the amplification, on milliwattmeter, indicate, and make luminous indicating lamp luminous, milliwattmeter can indicate the electric power value of tested electromagnetic radiation of mobile telephone intensity, the power that luminous indicating lamp is luminous can indicate the height of tested electromagnetic radiation of mobile telephone intensity.
The utility model is simple in structure, volume is little, easy to carry, simple to operate, when being suitable for sale, maintenance at mobile phone and use, survey the electromagnetic radiation intensity of mobile phone.
Below in conjunction with accompanying drawing, the utility model is further described.
Description of drawings
Fig. 1 is that synoptic diagram cuts open in the three-dimensional office of electromagnetic radiation of mobile telephone detection instrument;
Fig. 2 is the electrical schematic diagram of electromagnetic radiation of mobile telephone detection circuit.
Embodiment
Fig. 1; among Fig. 2; the electromagnetic radiation of mobile telephone detection instrument has casing 1; mounting hole (not drawing among the figure) and light emitting diode mounting hole 4 that milliwattmeter is installed are arranged on the casing; circuit board 2 is arranged in the casing; the electromagnetic radiation of mobile telephone detection circuit is arranged on the circuit board; the electromagnetic radiation of mobile telephone detection circuit is by receiving circuit JS; amplifying circuit FD and the control circuit KZ composition that is linked in sequence; receiving circuit has receiving circuit resistance R 1; be connected with antenna T on the receiving circuit resistance; amplifying circuit has the two-stage transistor amplifier; every grade of transistor amplifier has triode BG1; BG2 and its corresponding biasing resistor R2; R3; R4; R5; be connected with coupling condenser C2 between the two-stage amplifying circuit; be connected with coupling condenser C1 between receiving circuit and the amplifying circuit; be parallel with the diode D1 of protection triode BG1 on the receiving circuit resistance R 1; control circuit has triode BG3 and its biasing resistor R6; on the collector circuit of control circuit; milliwattmeter A and light emitting diode D2 are arranged; the electromagnetic radiation of mobile telephone detection circuit has 3 volts of supplying cells 5, and milliwattmeter and light emitting diode are installed in respectively on the milliwattmeter mounting hole and light emitting diode mounting hole on the casing.
The resistance size of the biasing resistor R6 of above-mentioned triode BG3 influences the sensitivity of electromagnetic radiation of mobile telephone detection instrument.The resistance difference of R6 can be used for measuring the electromagnetic radiation occasion of varying strength.
Above-mentioned milliwattmeter can be pointer gauge, digital watch or light beam table.
The model or the parameter of main element are in the above-mentioned electromagnetic radiation of mobile telephone detection circuit: BG1, BG2, BG3:S9014, R1, R3, R5, R6:47K Ω, R2, R4:1M Ω, C1, C2:104P.
Claims (3)
1. electromagnetic radiation of mobile telephone detection instrument, casing is arranged, it is characterized in that: the milliwattmeter mounting hole of installation and luminous indicating lamp mounting hole are arranged on the casing, circuit board is arranged in the casing, the electromagnetic radiation of mobile telephone detection circuit is arranged on the circuit board, the electromagnetic radiation of mobile telephone detection circuit is by receiving circuit, amplifying circuit and the control circuit composition that is linked in sequence, receiving circuit has receiving circuit resistance, be connected with antenna on the receiving circuit resistance, be parallel with diode on the receiving circuit resistance, amplifying circuit has the two-stage transistor amplifier, every grade of transistor amplifier has triode and its corresponding biasing resistor, be connected with coupling condenser between the two-stage amplifying circuit, be connected with coupling condenser between receiving circuit and the amplifying circuit, control circuit has triode and its corresponding biasing resistor, on the collector circuit of control circuit, milliwattmeter and luminous indicating lamp are arranged, and the electromagnetic radiation of mobile telephone detection circuit has supplying cell, and milliwattmeter and luminous indicating lamp are installed in respectively on the mounting hole of milliwattmeter mounting hole on the casing and luminous indicating lamp.
2. by the described electromagnetic radiation of mobile telephone detection instrument of claim 1, it is characterized in that: described milliwattmeter can be pointer gauge, digital watch or light beam table.
3. by claim 1 or 2 described electromagnetic radiation of mobile telephone detection instruments, it is characterized in that: the model or the parameter of main element are in the described electromagnetic radiation of mobile telephone detection circuit: BG1, BG2, BG3:S9014, R1, R3, R5, R6:47K, R2, R4:1M Ω, C1, C2:104P.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN02273783U CN2550773Y (en) | 2002-06-24 | 2002-06-24 | Detector for mobile phone electromagnetic radiation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN02273783U CN2550773Y (en) | 2002-06-24 | 2002-06-24 | Detector for mobile phone electromagnetic radiation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2550773Y true CN2550773Y (en) | 2003-05-14 |
Family
ID=33738198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN02273783U Expired - Fee Related CN2550773Y (en) | 2002-06-24 | 2002-06-24 | Detector for mobile phone electromagnetic radiation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2550773Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101119546B (en) * | 2006-08-04 | 2010-12-08 | 联想移动通信科技有限公司 | Mobile terminal and radio-frequency radiation detector with detecting function |
| CN101776715B (en) * | 2008-11-07 | 2011-10-05 | 华为终端有限公司 | Device and method for prompting radiation of mobile terminal, and mobile terminal |
| CN102711291A (en) * | 2012-05-25 | 2012-10-03 | 上海市共进通信技术有限公司 | 3G (The 3rd generation telecommunication) wireless routing device with electromagnetic radiation detection function |
| US9176176B2 (en) | 2006-11-16 | 2015-11-03 | Semiconductor Energy Laboratory Co., Ltd. | Radio field intensity measurement device, and radio field intensity detector and game console using the same |
-
2002
- 2002-06-24 CN CN02273783U patent/CN2550773Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101119546B (en) * | 2006-08-04 | 2010-12-08 | 联想移动通信科技有限公司 | Mobile terminal and radio-frequency radiation detector with detecting function |
| US9176176B2 (en) | 2006-11-16 | 2015-11-03 | Semiconductor Energy Laboratory Co., Ltd. | Radio field intensity measurement device, and radio field intensity detector and game console using the same |
| CN102520261B (en) * | 2006-11-16 | 2015-11-25 | 株式会社半导体能源研究所 | Received-signal strength determinator, the received-signal strength detecting device using it and game station |
| US10215788B2 (en) | 2006-11-16 | 2019-02-26 | Semiconductor Energy Laboratory Co., Ltd. | Radio field intensity measurement device, and radio field intensity detector and game console using the same |
| US10634708B2 (en) | 2006-11-16 | 2020-04-28 | Semiconductor Energy Laboratory Co., Ltd. | Radio field intensity measurement device, and radio field intensity detector and game console using the same |
| US11061058B2 (en) | 2006-11-16 | 2021-07-13 | Semiconductor Energy Laboratory Co., Ltd. | Radio field intensity measurement device, and radio field intensity detector and game console using the same |
| US11656258B2 (en) | 2006-11-16 | 2023-05-23 | Semiconductor Energy Laboratory Co., Ltd. | Radio field intensity measurement device, and radio field intensity detector and game console using the same |
| CN101776715B (en) * | 2008-11-07 | 2011-10-05 | 华为终端有限公司 | Device and method for prompting radiation of mobile terminal, and mobile terminal |
| CN102711291A (en) * | 2012-05-25 | 2012-10-03 | 上海市共进通信技术有限公司 | 3G (The 3rd generation telecommunication) wireless routing device with electromagnetic radiation detection function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |