CN2938609Y - Mobile phone with infrared thermometer - Google Patents
Mobile phone with infrared thermometer Download PDFInfo
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- CN2938609Y CN2938609Y CN 200620062512 CN200620062512U CN2938609Y CN 2938609 Y CN2938609 Y CN 2938609Y CN 200620062512 CN200620062512 CN 200620062512 CN 200620062512 U CN200620062512 U CN 200620062512U CN 2938609 Y CN2938609 Y CN 2938609Y
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- mobile phone
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- temperature sensor
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Abstract
The utility model discloses a handset with an infrared thermometer, comprising a handset body, a temperature sensor mounted on the handset body and a temperature compensation sensor, wherein the output signal is connected to the signal input terminal of the handset processor via an amplifier circuit. The utility model provides a temperature compensation sensor on the basis of the prior temperature measuring handset for measuring ambient temperature and compensating for the temperature value of the measurement of the infrared temperature sensor according to the measured ambient temperature value to eliminate any temperature drift resulting from the ambient temperature and realize precise measurement.
Description
Technical field
The utility model relates to the mobile phone technical field, particularly a kind of mobile phone that can detection of a target object temperature.
Background technology
In the modern communication epoch, mobile phone is as a kind of portable communication tool, and integrated multiple function becomes an indispensable part in the life.In daily life, temperature is an important natural parameter, and the temperature of environment, the temperature of target object all are the topics that people pay close attention to.In most of the cases, the temperature of human body is also usually paid close attention to.Such as at sars period, a lot of people pay close attention to body temperature.
For example, in disclosed Chinese invention patent application CN 1457207 on November 19th, 2003, in disclosed Chinese invention patent application CN 1487760 on April 7th, 2004, and in the Chinese utility model patent CN 2775958 of bulletin on April 26th, 2006, all disclose a kind of Thermo mobile telephone, made existing mobile phone increase temp sensing function again newly.But when measuring the temperature of testee, ambient temperature can produce the interference to cell phone system, produces temperature drift, can directly have influence on the actual temperature of testee, causes results such as measurement result is inaccurate.
Summary of the invention
The purpose of this utility model is to provide a kind of Thermo mobile telephone that has temperature-compensating, uses thermistor or common contact-type temperature sensor that cell phone system is carried out temperature-compensating, reaches the purpose of accurate measurement temperature.
The technical scheme that the utility model adopted: a kind of mobile phone that has infra-red thermometer, comprise mobile phone body, and be installed in temperature sensor on the mobile phone body, and also comprising a temperature compensation sensor, its output signal is connected through the signal input part of amplifying circuit with the handset processes device.
The said temperature compensation sensor is thermistor or common contact-type temperature sensor.
The said temperature transducer is an infrared ray sensor, and this infrared ray sensor is a noncontacting proximity sensor.
One side of above-mentioned mobile phone body is provided with the installing hole of temperature sensor, is coated with dustproof, waterproofing membrane in this installing hole.
The measuring-signal of said temperature transducer is converted to temperature signal through the mobile phone processor, and is shown on the display screen of mobile phone body.
The utility model is on the basis of existing Thermo mobile telephone, increased temperature compensation sensor, be used for measures ambient temperature, and the measurement result of infrared temperature sensor is carried out the compensation of temperature value according to the ambient temperature numerical value that records, elimination reaches the purpose of accurate measurement because of the temperature drift that ambient temperature produces.In addition, the function of infra-red thermometer described in the utility model can be implanted into cell phone system under the situation that does not change the existing software architecture of mobile phone, allow mobile phone easily have the infra-red thermometer function.
Description of drawings
Fig. 1 is a theory diagram of the present utility model;
Fig. 2 is the circuit theory diagrams of temperature sensor module shown in Fig. 1;
Fig. 3 is a temperature sensor module shown in Fig. 1 and the block diagram that is connected of cell phone mainboard;
Fig. 4 is the composition structure chart of infrared temperature sensor described in the utility model.
Embodiment
As shown in Figure 1, mobile phone described in the utility model comprises central processing unit, display screen, memory, keyboard and temperature sensor module, described temperature sensor is connected with the central processing unit of mobile phone body, and this mobile phone has the necessary component and all functions (no longer describing in detail at this) thereof of existing mobile phone simultaneously, on the other hand, this mobile phone also has the function of infra-red thermometer.Central processing unit is the control centre of whole system, and it is wanted accessing of the operation of the software in the control storage and data to deposit in and will respond the information that radio frequency part is sent.Memory is to be used for storing software program and data.Button is the interface between user and the mobile phone, and the user is by being provided with number.Display screen is used for to the user prompt incoming call, goes.
Be illustrated in figure 2 as the circuit theory diagrams of temperature sensor, among the figure, thermistor Rt is an ambient temperature compensation resistance, and its output signal is connected through the interface of amplifier with the handset processes device, is used to compensate the temperature drift that produces because of variation of ambient temperature.Thermoelectric pile (comprising voltage source V s and internal resistance Rs) is the circuit in the infrared ray sensor, and its output signal is connected through the interface of another amplifier with the handset processes device, is used for infrared signal is become the signal of telecommunication.Be illustrated in figure 4 as the composition structure chart of infrared temperature sensor, infrared temperature sensor after the infrared signal of extraneous radiation changes analog signal into, turns to digital signal output with object again.
Be illustrated in figure 3 as the block diagram that is connected of temperature sensor module and cell phone control circuit mainboard, cell phone mainboard is connected with the infrared thermometry module by data wire, in the infrared thermometry module infrared ray sensor is arranged, the temperature of sensor measurement measured target object, and the temperature signal that records is converted into electronic signal, this signal of telecommunication can be an analog signal, also can be converted into digital signal to analog signal by the D/A switch circuit.If the infrared temperature module is an analog signal to the cell phone mainboard transmission, this analog signal is connected on the input of the ADC module (Analog Digital Convert, analog signal figure conversion of signals) of cell phone mainboard; If digital signal can adopt universal input/output interface (GPIO), as SPI (serial peripheral interface, Serial Peripheral Interface) or I by the load mode of digital signal
2C (Inter-IC) etc. are connected with cell phone mainboard, just can communicate by letter as long as the software design of mobile phone is observed relevant interface mode.If analog signal, we set a reference point, and this reference point can be zero centigrade or 25 degree Celsius etc., and a reference voltage or electric current are arranged on this reference point.What transmit may be magnitude of voltage or current value, must understand the variation numerical value of each degree centigrade voltage (variation of electric current), and the reference point with reference to relevant calculates corresponding temperature value.Under nonlinear situation, also to make compensation according to temperature curve.If digital signal can directly transmit temperature value.
The signal that temperature sensor module measure to obtain, be converted to corresponding temperature value through the handset processes device after, can directly be presented in the page of the standby picture of mobile phone or other requirement.At regular intervals (as 2 seconds) upgrade a display interface, each renewal all can be read the temperature value of a target object again.Temperature can adopt degree centigrade demonstration also can adopt degrees Fahrenheit to show, has increased a menu in the cell phone software system, and the user can be selected to show with degree centigrade demonstration or with degrees Fahrenheit.In addition, increase the menu that can control temperature sensor in the cell phone software system, the user will be to select " unlatching " or " closing " temperature sensor.
The sensor probe of the infrared temperature sensor module the inside of mobile phone described in the utility model leaves an aperture as camera, to pass through this aperture to infrared ray.Simultaneously, this aperture must prevent dust, waterproof, with different environment needs of better adaptation and performance more.Common film cover is on aperture, and infrared ray might not pass through this material or material.We adopt the material that may allow infrared ray pass through especially to make ultrared aperture film.
In sum, function of the present invention can make mobile phone have the infra-red thermometer function, and mobile phone can be by the temperature of infrared rays survey target object.
It is apparent to one skilled in the art that the present invention can change into multiple mode, and such change is not thought and departed from the scope of the present invention.What all were such will be included within the scope of panoply requirement the conspicuous modification of one of ordinary skill in the art.
Claims (6)
1. a mobile phone that has infra-red thermometer comprises mobile phone body, and is installed in the temperature sensor on the mobile phone body, it is characterized in that, also comprises a temperature compensation sensor, and its output signal is connected through the signal input part of amplifying circuit with the handset processes device.
2. the mobile phone that has infra-red thermometer according to claim 1 is characterized in that, described temperature compensation sensor is thermistor or common contact-type temperature sensor.
3. the mobile phone that has infra-red thermometer according to claim 1 is characterized in that, described temperature sensor is an infrared ray sensor.
4. the mobile phone that has infra-red thermometer according to claim 3 is characterized in that, described infrared ray sensor is a noncontacting proximity sensor.
5. the mobile phone that has infra-red thermometer according to claim 1 is characterized in that a side of described mobile phone body is provided with the installing hole of temperature sensor, is coated with dustproof, waterproofing membrane in this installing hole.
6. the mobile phone that has infra-red thermometer according to claim 1 is characterized in that the measuring-signal of described temperature sensor is converted to temperature signal through the mobile phone processor, and is shown on the display screen of mobile phone body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620062512 CN2938609Y (en) | 2006-08-03 | 2006-08-03 | Mobile phone with infrared thermometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620062512 CN2938609Y (en) | 2006-08-03 | 2006-08-03 | Mobile phone with infrared thermometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2938609Y true CN2938609Y (en) | 2007-08-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620062512 Expired - Fee Related CN2938609Y (en) | 2006-08-03 | 2006-08-03 | Mobile phone with infrared thermometer |
Country Status (1)
| Country | Link |
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| CN (1) | CN2938609Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102523635A (en) * | 2011-12-22 | 2012-06-27 | 太仓市同维电子有限公司 | Wireless terminal device having temperature measurement function and method for realizing temperature measurement control |
| WO2013071664A1 (en) * | 2011-11-16 | 2013-05-23 | Xie Shangchai | Non-contact infrared temperature measurement cell phone |
| CN103442113A (en) * | 2013-08-15 | 2013-12-11 | 惠州Tcl移动通信有限公司 | Mobile terminal with body temperature measurement function and realizing method thereof |
| CN103674284A (en) * | 2012-09-05 | 2014-03-26 | 罗伯特·博世有限公司 | Temperature measuring apparatus, and method for temperature measurement |
| CN104639708A (en) * | 2015-01-04 | 2015-05-20 | 惠州Tcl移动通信有限公司 | Mobile terminal, temperature detection method and system based on mobile terminal |
| CN106052890A (en) * | 2016-05-06 | 2016-10-26 | 努比亚技术有限公司 | Communication terminal and temperature detection method |
| CN110207323A (en) * | 2019-05-17 | 2019-09-06 | 青岛海尔空调器有限总公司 | The calibration method and system of infrared detection module, fingerprint identification module for air-conditioning system |
-
2006
- 2006-08-03 CN CN 200620062512 patent/CN2938609Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013071664A1 (en) * | 2011-11-16 | 2013-05-23 | Xie Shangchai | Non-contact infrared temperature measurement cell phone |
| CN102523635A (en) * | 2011-12-22 | 2012-06-27 | 太仓市同维电子有限公司 | Wireless terminal device having temperature measurement function and method for realizing temperature measurement control |
| CN103674284A (en) * | 2012-09-05 | 2014-03-26 | 罗伯特·博世有限公司 | Temperature measuring apparatus, and method for temperature measurement |
| CN103442113A (en) * | 2013-08-15 | 2013-12-11 | 惠州Tcl移动通信有限公司 | Mobile terminal with body temperature measurement function and realizing method thereof |
| CN104639708A (en) * | 2015-01-04 | 2015-05-20 | 惠州Tcl移动通信有限公司 | Mobile terminal, temperature detection method and system based on mobile terminal |
| CN106052890A (en) * | 2016-05-06 | 2016-10-26 | 努比亚技术有限公司 | Communication terminal and temperature detection method |
| CN110207323A (en) * | 2019-05-17 | 2019-09-06 | 青岛海尔空调器有限总公司 | The calibration method and system of infrared detection module, fingerprint identification module for air-conditioning system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070822 Termination date: 20100803 |