WO2017210971A1

WO2017210971A1 - Thermal imaging method and device based on mobile terminal and mobile terminal

Info

Publication number: WO2017210971A1
Application number: PCT/CN2016/091624
Authority: WO
Inventors: 孙东平
Original assignee: 中兴通讯股份有限公司
Priority date: 2016-06-07
Filing date: 2016-07-25
Publication date: 2017-12-14
Also published as: CN107478339A

Abstract

A thermal imaging method and device based on a mobile terminal (100) and a mobile terminal (100). The thermal imaging method comprises: acquiring, by an infrared camera on the mobile terminal (100), an infrared energy distribution diagram of a target (S10); establishing a temperature coordinate system according to the infrared energy distribution diagram, and mapping temperature points in the acquired infrared energy distribution diagram to coordinate points in the established temperature coordinate system, respectively (S20); converting infrared energy signals of the temperature points into electrical signals (S30); and generating temperature information according to the converted electrical signals and the coordinate points (S40). By acquiring the infrared energy signals of a target by the infrared camera on the mobile terminal (100) and processing the infrared energy signals into temperature information, the structure of the mobile terminal (100) that measures the temperature is simplified, enhancing user experience.

Description

Thermal imaging method, device and mobile terminal based on mobile terminal

Technical field

This document relates to, but is not limited to, terminal application technologies, and in particular, to a mobile terminal-based thermal imaging method, apparatus, and mobile terminal.

Background technique

With the development of Internet of Things technology and the arrival of the era of big data, the development speed of intelligent terminals is getting faster and faster. The most common intelligent terminals include smart phones and tablets. For smart phones, for example, the popularity of smart phones is common to smartphones. The function is to make calls, surf the Internet, pay quickly, etc., which has greatly changed the lives of users. However, in life, there are almost no smartphones that can measure temperature. At present, some open technologies for measuring temperature through mobile phones, but almost all of them are connected to a sensor outside the smartphone, and the temperature is tested by an externally connected sensor.

Summary of the invention

The following is an overview of the topics detailed in this document. This Summary is not intended to limit the scope of the claims.

Embodiments of the present invention provide a thermal imaging method, apparatus, and mobile terminal based on a mobile terminal, which can implement temperature detection without connecting an external sensor.

Embodiments of the present invention provide a thermal imaging method based on a mobile terminal, including:

Obtaining an infrared energy distribution map of the target through an infrared camera on the mobile terminal;

Establishing a temperature coordinate system according to the infrared energy distribution map, and respectively matching a temperature point in the acquired infrared energy distribution map with a coordinate point of the established temperature coordinate system;

Converting the infrared energy signal of the temperature point into an electrical signal;

Temperature information is generated based on the electrical signals and coordinate points obtained by the conversion.

Optionally, the obtaining an infrared energy distribution map of the target by using an infrared camera on the mobile terminal includes:

Turning on the thermal imaging function of the mobile terminal and entering the shooting interface;

Aiming at the infrared camera on the mobile terminal by the received external command, adjusting the shooting parameters to obtain the target image;

The infrared energy distribution map of the target is obtained by the obtained target imaging and the turned-on thermal imaging function.

Optionally, the generating temperature information according to the electrical signal and the coordinate point includes:

Processing the electrical signal into temperature data by a baseband processor;

Generating temperature map information corresponding to the coordinate point of the temperature image and/or the temperature data according to the processed temperature data and the coordinate point corresponding to the temperature point;

The temperature image is an image that is displayed separately according to the difference in temperature data.

Optionally, after the generating the temperature information according to the electrical signal and the coordinate point, the thermal imaging method further includes:

Displaying the temperature mapping information and/or temperature image and/or the temperature data on the mobile terminal; and/or,

The generated temperature map information and/or temperature image and/or the temperature data are saved.

Optionally, the temperature data includes: a point temperature value, a temperature average value, a temperature maximum value, and/or a temperature minimum value.

In another aspect, an embodiment of the present invention further provides a thermal imaging device based on a mobile terminal, including:

An imaging module configured to acquire an infrared energy distribution map of the target through an infrared camera on the mobile terminal;

a coordinate system establishing module is configured to establish a temperature coordinate system according to the infrared energy distribution map, and correspondingly correspond to a temperature point in the acquired infrared energy distribution map and a coordinate point of the established temperature coordinate system;

An electrical signal conversion module configured to convert an infrared energy signal of the temperature point into an electrical signal;

An image processing module is configured to generate temperature information based on the electrical signal and coordinate points.

Optionally, the imaging module includes:

Activating unit, configured to enable a thermal imaging function of the mobile terminal, and enter a shooting interface;

a focusing unit configured to align the infrared camera on the mobile terminal by receiving external commands Target, adjust the shooting parameters to obtain the target image;

And an acquisition unit configured to acquire the infrared energy distribution map of the target by the obtained target imaging and the opened thermal imaging function.

Optionally, the image processing module includes:

a processing unit configured to process the electrical signal into temperature data by a baseband processor;

a generating unit, configured to generate temperature mapping information corresponding to the coordinate point of the temperature image and/or the temperature data according to the processed temperature data and the coordinate point corresponding to the temperature point;

Optionally, the thermal imaging device further includes:

A display module is arranged to display the temperature mapping information and/or temperature image and/or the temperature data at the mobile terminal.

Optionally, the thermal imaging device further includes:

A saving module is arranged to save the generated temperature mapping information and/or temperature image and/or the temperature data.

In still another aspect, an embodiment of the present invention further provides a mobile terminal, including the above thermal imaging device.

The invention provides a thermal imaging method, a device and a mobile terminal based on a mobile terminal. Compared with the related art, the technical solution provided by the embodiment of the present invention includes: acquiring an infrared of a target through an infrared camera on the mobile terminal. An energy distribution map; establishing a temperature coordinate system according to the infrared energy distribution map, and respectively matching the temperature point in the acquired infrared energy distribution map with the coordinate point of the established temperature coordinate system; converting the infrared energy signal of the temperature point into an electrical signal; According to the electrical signal and the coordinate point generated temperature information obtained by the conversion, the embodiment of the invention obtains the infrared energy signal of the target object by using the infrared camera on the mobile terminal, and processes the temperature information, thereby simplifying the structure of the temperature-measuring mobile terminal and improving The user experience.

Other aspects will be apparent upon reading and understanding the drawings and detailed description.

BRIEF abstract

1 is a schematic structural diagram of hardware of an optional mobile terminal implementing an embodiment of the present invention;

2 is a schematic diagram of a wireless communication system of the mobile terminal shown in FIG. 1;

3 is a flowchart of a method for thermal imaging based on a mobile terminal according to Embodiment 1 of the present invention;

4 is a flowchart of a method for thermal imaging based on a mobile terminal according to Embodiment 2 of the present invention;

FIG. 5 is a flowchart of a method for thermal imaging based on a mobile terminal according to Embodiment 3 of the present invention; FIG.

6 is a flowchart of a method for thermal imaging based on a mobile terminal according to Embodiment 4 of the present invention;

FIG. 7 is a structural block diagram of a thermal imaging device based on a mobile terminal according to Embodiment 5 of the present invention; FIG.

8 is a structural block diagram of a thermal imaging device based on a mobile terminal according to Embodiment 6 of the present invention;

9 is a structural block diagram of a thermal imaging device based on a mobile terminal according to Embodiment 7 of the present invention;

FIG. 10 is a structural block diagram of a thermal imaging device based on a mobile terminal according to Embodiment 8 of the present invention.

Embodiments of the invention

Embodiments of the present application will be described in detail below with reference to the accompanying drawings. It should be noted that, in the case of no conflict, the features in the embodiments and the embodiments in the present application may be arbitrarily combined with each other.

In the following description, the use of suffixes such as "module", "component" or "unit" for indicating an element is merely an explanation for facilitating the present invention, and does not have a specific meaning per se. Therefore, "module" and "component" can be used in combination.

The mobile terminal can be implemented in a variety of forms. For example, the terminal described in the present invention may include, for example, a mobile phone, a smart phone, a notebook computer, a digital broadcast receiver, a PDA (Personal Digital Assistant), a PAD (Tablet), a PMP (Portable Multimedia Player), a navigation device, etc. Mobile terminals and fixed terminals such as digital TVs, desktop computers, and the like. In the following, it is assumed that the terminal is a mobile terminal. However, those skilled in the art will appreciate that configurations in accordance with embodiments of the present invention can be applied to fixed type terminals in addition to components that are specifically for mobile purposes.

FIG. 1 is a schematic structural diagram of hardware of an optional mobile terminal implementing an embodiment of the present invention.

The mobile terminal 100 may include a wireless communication unit 110, an A/V (Audio/Video) input unit 120, a user input unit 130, a sensing unit 140, an output unit 150, a memory 160, an interface unit 170, a controller 180, and a power supply unit 190. and many more. Figure 1 shows a mobile terminal with multiple components, but It should be understood that not all illustrated components are required to be implemented. More or fewer components can be implemented instead. The elements of the mobile terminal will be described in detail below.

Wireless communication unit 110 typically includes one or more components that permit radio communication between mobile terminal 100 and a wireless communication system or network. For example, the wireless communication unit can include at least one of the mobile communication module 112, the wireless internet module 113, and the short-range communication module 114.

The mobile communication module 112 transmits the radio signals to and/or receives radio signals from at least one of a base station (e.g., an access point, a Node B, etc.), an external terminal, and a server. Such radio signals may include voice call signals, video call signals, or multiple types of data transmitted and/or received in accordance with text and/or multimedia messages.

The wireless internet module 113 supports wireless internet access of the mobile terminal. The module can be internally or externally coupled to the terminal. The wireless Internet access technologies involved in the module may include WLAN (Wireless LAN) (Wi-Fi), Wibro (Wireless Broadband), Wimax (Worldwide Interoperability for Microwave Access), HSDPA (High Speed Downlink Packet Access), etc. .

The short range communication module 114 is a module for supporting short range communication. Some examples of short-range communication technologies include BluetoothTM, Radio Frequency Identification (RFID), Infrared Data Association (IrDA), Ultra Wide Band (UWB), ZigbeeTM, and the like.

The A/V input unit 120 is for receiving an audio or video signal. The A/V input unit 120 may include a camera 121 and a microphone 1220 that processes image data of still pictures or video obtained by the image capturing device in a video capturing mode or an image capturing mode. The processed image frame can be displayed on the display unit 151. The image frames processed by the camera 121 may be stored in the memory 160 (or other storage medium) or transmitted via the wireless communication unit 110, and two or more cameras 1210 may be provided according to the configuration of the mobile terminal. The microphone 122 can receive sound (audio data) via a microphone in an operation mode of a telephone call mode, a recording mode, a voice recognition mode, and the like, and can process such sound as audio data. The processed audio (voice) data can be converted to a format output that can be transmitted to the mobile communication base station via the mobile communication module 112 in the case of a telephone call mode. The microphone 122 can implement various types of noise cancellation (or suppression) algorithms to cancel (or suppress) noise or interference generated during the process of receiving and transmitting audio signals.

The user input unit 130 may generate key input data according to a command input by the user to control the operation of the mobile terminal. The user input unit 130 allows the user to input various types of information and can package A keyboard, a pot, a touchpad (eg, a touch sensitive component that detects changes in resistance, pressure, capacitance, etc. due to contact), a scroll wheel, a rocker, and the like. In particular, when the touch panel is superimposed on the display unit 151 in the form of a layer, a touch screen can be formed.

The sensing unit 140 detects the current state of the mobile terminal 100 (eg, the open or closed state of the mobile terminal 100), the location of the mobile terminal 100, the presence or absence of contact (ie, touch input) by the user with the mobile terminal 100, and the mobile terminal. The orientation of 100, the acceleration or deceleration movement and direction of the mobile terminal 100, and the like, and generates a command or signal for controlling the operation of the mobile terminal 100. For example, when the mobile terminal 100 is implemented as a slide type mobile phone, the sensing unit 140 can sense whether the slide type phone is turned on or off. In addition, the sensing unit 140 can detect whether the power supply unit 190 provides power or whether the interface unit 170 is coupled to an external device.

The interface unit 170 serves as an interface through which at least one external device can connect with the mobile terminal 100. For example, the external device may include a wired or wireless headset port, an external power (or battery charger) port, a wired or wireless data port, a memory card port, a port for connecting a device having an identification module, and an audio input/output. (I/O) port, video I/O port, headphone port, and more. The identification module may be stored to verify various information used by the user using the mobile terminal 100 and may include a User Identification Module (UIM), a Customer Identification Module (SIM), a Universal Customer Identity Module (USIM), and the like. In addition, the device having the identification module (hereinafter referred to as "identification device") may take the form of a smart card, and thus the identification device may be connected to the mobile terminal 100 via a port or other connection device. The interface unit 170 can be configured to receive input from an external device (eg, data information, power, etc.) and transmit the received input to one or more components within the mobile terminal 100 or can be used at the mobile terminal and external device Transfer data between.

In addition, when the mobile terminal 100 is connected to the external base, the interface unit 170 may function as a path through which power is supplied from the base to the mobile terminal 100 or may be used as a transmission of various command signals allowing input from the base to the mobile terminal 100 The path to the terminal. Various command signals or power input from the base can be used as signals for identifying whether the mobile terminal is accurately mounted on the base. Output unit 150 is configured to provide an output signal (eg, an audio signal, a video signal, an alarm signal, a vibration signal, etc.) in a visual, audio, and/or tactile manner. The output unit 150 may include a display unit 151, an audio output module 152, and the like.

The display unit 151 can display information processed in the mobile terminal 100. For example, when mobile When the terminal 100 is in the phone call mode, the display unit 151 can display a user interface (UI) or a graphical user interface (GUI) related to a call or other communication (eg, text messaging, multimedia file download, etc.). When the mobile terminal 100 is in a video call mode or an image capturing mode, the display unit 151 may display a captured image and/or a received image, a UI or GUI showing a video or image and related functions, and the like.

Meanwhile, when the display unit 151 and the touch panel are superposed on each other in the form of a layer to form a touch screen, the display unit 151 can function as an input device and an output device. The display unit 151 may include at least one of a liquid crystal display (LCD), a thin film transistor LCD (TFT-LCD), an organic light emitting diode (OLED) display, a flexible display, a three-dimensional (3D) display, and the like. Some of these displays may be configured to be transparent to allow a user to view from the outside, which may be referred to as a transparent display, and a typical transparent display may be, for example, a TOLED (Transparent Organic Light Emitting Diode) display or the like. According to a particular desired embodiment, the mobile terminal 100 may include two or more display units (or other display devices), for example, the mobile terminal may include an external display unit (not shown) and an internal display unit (not shown) . The touch screen can be used to detect touch input pressure as well as touch input position and touch input area.

The audio output module 152 may convert audio data received by the wireless communication unit 110 or stored in the memory 160 when the mobile terminal is in a call signal receiving mode, a call mode, a recording mode, a voice recognition mode, a broadcast receiving mode, and the like. The audio signal is output as sound. Moreover, the audio output module 152 can provide audio output (eg, call signal reception sound, message reception sound, etc.) associated with a particular function performed by the mobile terminal 100. The audio output module 152 can include a speaker, a buzzer, and the like.

The memory 160 may store a software program or the like for processing and control operations performed by the controller 180, or may temporarily store data (for example, a phone book, a message, a still image, a video, etc.) that has been output or is to be output. Moreover, the memory 160 can store data regarding vibrations and audio signals of various manners that are output when a touch is applied to the touch screen.

The memory 160 may include at least one type of storage medium including a flash memory, a hard disk, a multimedia card, a card type memory (eg, SD or DX memory, etc.), a random access memory (RAM), a static random access memory ( SRAM), read only memory (ROM), electrically erasable programmable read only memory (EEPROM), programmable read only memory (PROM), magnetic memory, magnetic disk, optical disk, and the like. Moreover, the mobile terminal 100 can perform storage of the memory 160 with a connection through a network. Functional network storage device collaboration.

The controller 180 typically controls the overall operation of the mobile terminal. For example, the controller 180 performs the control and processing associated with voice calls, data communications, video calls, and the like. Additionally, the controller 180 can include a multimedia module 1810 for reproducing (or playing back) multimedia data, which can be constructed within the controller 180 or can be configured to be separate from the controller 180. The controller 180 may perform a pattern recognition process to recognize a handwriting input or a picture drawing input performed on the touch screen as a character or an image.

The power supply unit 190 receives external power or internal power under the control of the controller 180 and provides appropriate power required to operate the various components and components.

The various embodiments described herein can be implemented in a computer readable medium using, for example, computer software, hardware, or any combination thereof. For hardware implementations, the embodiments described herein may be through the use of application specific integrated circuits (ASICs), digital signal processors (DSPs), digital signal processing devices (DSPDs), programmable logic devices (PLDs), field programmable gate arrays ( An FPGA, a processor, a controller, a microcontroller, a microprocessor, at least one of the electronic units designed to perform the functions described herein, in some cases, such an embodiment may be at the controller 180 Implemented in the middle. For software implementations, implementations such as procedures or functions may be implemented with separate software modules that permit the execution of at least one function or operation. The software code can be implemented by a software application (or program) written in any suitable programming language, which can be stored in memory 160 and executed by controller 180.

So far, the mobile terminal has been described in terms of its function. Hereinafter, for the sake of brevity, a slide type mobile terminal among various types of mobile terminals such as a folding type, a bar type, a swing type, a slide type mobile terminal, and the like will be described as an example. Therefore, the present invention can be applied to any type of mobile terminal, and is not limited to a slide type mobile terminal.

Referring to FIG. 2, a CDMA wireless communication system can include a plurality of mobile terminals 100, a plurality of base stations (BS) 270, a base station controller (BSC) 275, and a mobile switching center (MSC) 280. The MSC 280 is configured to interface with a public switched telephone network (PSTN) 290. The MSC 280 is also configured to interface with a BSC 275 that can be coupled to the base station 270 via a backhaul line. The backhaul line can be constructed in accordance with any of a number of well known interfaces including, for example, E1/T1, ATM, IP, PPP, Frame Relay, HDSL, ADSL, or xDSL. It will be understood that the system as shown in Figure 2 can include multiple BSC2750.

Each BS 270 can serve one or more partitions (or regions), each of which is covered by a multi-directional antenna or an antenna directed to a particular direction radially away from the BS 270. Alternatively, each partition may be covered by two or more antennas for diversity reception. Each BS 270 can be configured to support multiple frequency allocations, and each frequency allocation has a particular frequency spectrum (eg, 1.25 MHz, 5 MHz, etc.).

The intersection of partitioning and frequency allocation can be referred to as a CDMA channel. BS 270 may also be referred to as a Base Transceiver Subsystem (BTS) or other equivalent terminology. In such a case, the term "base station" can be used to generally refer to a single BSC 275 and at least one BS 270. A base station can also be referred to as a "cell station." Alternatively, each partition of a particular BS 270 may be referred to as a plurality of cellular stations.

As shown in FIG. 2, a broadcast transmitter (BT) 295 transmits a broadcast signal to the mobile terminal 100 operating within the system. A broadcast receiving module 111 as shown in FIG. 1 is provided at the mobile terminal 100 to receive a broadcast signal transmitted by the BT 295. In Figure 2, several Global Positioning System (GPS) satellites 300 are shown. The satellite 300 helps locate at least one of the plurality of mobile terminals 100.

In Figure 2, a plurality of satellites 300 are depicted, but it is understood that useful positioning information can be obtained using any number of satellites.

As a typical operation of a wireless communication system, BS 270 receives reverse link signals from various mobile terminals 100. Mobile terminal 100 typically participates in calls, messaging, and other types of communications. Each reverse link signal received by a particular base station 270 is processed within a particular BS 270. The obtained data is forwarded to the relevant BSC 275. The BSC provides call resource allocation and coordinated mobility management functions including a soft handoff procedure between the BSs 270. The BSC 275 also routes the received data to the MSC 280, which provides additional routing services for interfacing with the PSTN 290. Similarly, PSTN 290 interfaces with MSC 280, which forms an interface with BSC 275, and BSC 275 controls BS 270 accordingly to transmit forward link signals to mobile terminal 100.

Based on the above-described mobile terminal hardware structure and communication system, an embodiment of the method of the present invention is proposed.

Embodiment 1

As shown in FIG. 3, this embodiment provides a thermal imaging method based on a mobile terminal, including:

S10. Obtain an infrared energy distribution map of the target object by using an infrared camera on the mobile terminal;

S20. Establish a temperature coordinate system according to the infrared energy distribution map, and obtain the obtained infrared energy distribution. The temperature points in the figure correspond one-to-one with the coordinate points of the established temperature coordinate system;

S30. Convert an infrared energy signal at a temperature point into an electrical signal;

S40: Generate temperature information according to the electrical signal obtained by the conversion and the coordinate point.

In this embodiment, the mobile terminal may include a portable terminal such as a mobile phone, a smart phone, a digital broadcast receiver, a PDA (Personal Digital Assistant), a PAD (Tablet), a PMP (Portable Multimedia Player), etc. That is to say, the mobile phone is an example. Generally, there are 1 or 2 cameras on the mobile phone. In this embodiment, the invention is implemented by adding an infrared camera to the mobile phone or modifying one of the two cameras into an infrared camera. The infrared camera on the mobile terminal acquires the infrared energy signal of the target object and processes it into a temperature image through the mobile terminal, and does not need to be connected with an external temperature testing tool (for example, a sensor), and the temperature measurement is convenient, thereby improving the user experience.

In this embodiment, the hardware of the mobile terminal includes: a baseband processor, a radio frequency module, an LCD display module, a WIFI module, a charging module, a USB communication interface, an infrared lens, a photosensitive sensor component, and the like, except that the infrared camera needs to be modified or added. The thermal imaging functions in this embodiment are all implemented by the above-mentioned partial hardware of the mobile terminal.

In this embodiment, the following steps may be adopted: firstly, the mobile terminal is opened, the thermal imaging function in the mobile terminal is turned on, and the shooting interface is entered; the infrared camera on the mobile terminal is aimed at the target through the received external quality, and is adjusted at the same time. Shooting parameters (eg, focal length, size, etc.) to make the target image clear, and then obtain the infrared energy distribution map of the target. Since all objects above absolute zero emit infrared radiation, the infrared energy distribution map is the target emission. The distribution of infrared radiation; in order to facilitate the collection of the temperature value of the target, after acquiring the infrared energy distribution map, the temperature coordinate system is also established according to the infrared energy distribution map, and the temperature point in the acquired infrared energy distribution map is established. The coordinate points of the temperature coordinate system correspond one-to-one, and the infrared energy signal of the temperature point is converted into an electrical signal by the photosensitive sensor component of the mobile terminal, that is, the infrared thermal image, the information on the infrared thermal image, and the infrared energy distribution map. The information is corresponding; and then based on the electrical signal and coordinate points by the baseband processor A temperature image; then the final temperature image and / or temperature data is displayed through the LCD display module to the mobile terminal; for convenience of the user query, the present embodiment can also select an image storage temperature and / or temperature data.

Compared with the related temperature test in which a sensor is connected to the outside of the mobile phone through a USB interface or the like, the embodiment integrates the infrared thermal imaging function on the mobile phone main board, and performs temperature measurement by thermal imaging. Test, including the test of point temperature, maximum temperature, minimum temperature, average temperature and/or temperature distribution map, and also display the corresponding color depth according to the temperature, so that the image temperature information can be visually observed to the user. More choices, a more intuitive user experience.

The thermal imaging method in this embodiment can be widely applied in daily life, and can measure the temperature of the human body, and can measure the temperature of each point, so as to timely grasp the required temperature information, for example, body temperature. It can also be used in related fields such as electronics and electrical appliances, materials research, archaeology and surveying, chemistry and chemical engineering.

Embodiment 2

As shown in FIG. 4, in this embodiment, based on the first embodiment, step 10 may include:

S11. Turn on the thermal imaging function of the mobile terminal and enter the shooting interface.

S12: aligning the infrared camera on the mobile terminal with the received external command, adjusting the shooting parameters to obtain the target image; the shooting parameters may include parameters such as focal length and imaging size, and the obtained target image is generally subject to clarity. .

S13. Obtain an infrared energy distribution map of the target object by using the obtained target image imaging and the opened thermal imaging function.

In this embodiment, the infrared camera shown can be modified from one of the dual cameras on the mobile phone, or a camera can be added to the single camera mobile phone, which does not affect the original function of the mobile phone, and is simple to modify and easy to implement.

Embodiment 3

As shown in FIG. 5, in this embodiment, step 40 includes:

S41. Processing the electrical signal into temperature data by using a baseband processor;

S42. Generate temperature mapping information corresponding to the coordinate point of the temperature image and/or the temperature data according to the processed temperature data and the coordinate point corresponding to the temperature point; wherein the temperature image is an image that is displayed differently according to the temperature data.

In this embodiment, after the infrared energy distribution map is acquired by the infrared camera, the infrared energy signal of the temperature point is converted into an electrical signal, that is, the infrared thermal image, by the photosensitive sensor component of the mobile terminal. The information on the infrared thermal image and the information on the infrared energy distribution map are corresponding; the temperature image is generated by the baseband processor according to the electrical signal and the coordinate point; and finally the temperature image and/or the temperature data is passed through the LCD display mode. The group is displayed to the mobile terminal; at the same time, the corresponding color depth display can be performed according to the temperature, so that the image temperature information can be visually observed.

Embodiment 4

As shown in FIG. 6, in this embodiment, after step 40, the method may further include:

S50. Display temperature mapping information and/or temperature image and/or temperature data to the mobile terminal;

After step 50, the method may further include:

S60. Save the generated temperature mapping information and/or temperature image and/or temperature data.

In this embodiment, the temperature data includes: a point temperature value, a temperature average value, a temperature maximum value, and/or a temperature minimum value, and can also display a corresponding color depth according to the temperature, so that the image temperature can be visually observed. The information gives the user more choices and a more intuitive user experience.

In order to facilitate user inquiry, the temperature image and/or temperature data may also be selected to be saved in this embodiment.

The embodiment of the invention further provides a computer storage medium, wherein the computer storage medium stores computer executable instructions, and the computer executable instructions are used to execute the thermal imaging method described above.

Embodiment 5

As shown in FIG. 7, in this embodiment, a thermal imaging device based on a mobile terminal includes:

The imaging module 10 is configured to acquire an infrared energy distribution map of the target by using an infrared camera on the mobile terminal;

The coordinate system establishing module 20 is configured to establish a temperature coordinate system according to the infrared energy distribution map, and the temperature points in the acquired infrared energy distribution map are in one-to-one correspondence with the coordinate points of the established temperature coordinate system;

The electrical signal conversion module 30 is configured to convert the infrared energy signal of the temperature point into an electrical signal;

The image processing module 40 is configured to generate temperature information based on the electrical signals and coordinate points.

In the embodiment, the invention is implemented by adding an infrared camera to the mobile phone or modifying one of the two cameras into an infrared camera, and acquiring the infrared energy signal of the target through the infrared camera on the mobile terminal, and passing The mobile terminal processes the temperature image without connecting an external temperature test tool, and the temperature measurement is convenient, thereby improving the user experience.

In this embodiment, the mobile terminal is first turned on, the thermal imaging function in the mobile terminal is turned on, the shooting interface is entered, the infrared camera on the mobile terminal is aimed at the target object, and the corresponding focal length is adjusted to make the target image clear, and then acquired. The infrared energy distribution map of the target, since all objects above absolute zero will emit infrared radiation, the infrared energy distribution map is also the distribution map of the infrared radiation emitted by the target; in order to facilitate the collection of the temperature value of the target, it is collected After the infrared energy distribution map, the temperature coordinate system is also established according to the infrared energy distribution map, and the temperature point and the coordinate point are in one-to-one correspondence, and the infrared energy signal of the temperature point is converted into an electrical signal by the photosensitive sensor component of the mobile terminal, That is, an infrared thermal image, the information on the infrared thermal image and the information on the infrared energy distribution map are corresponding; the temperature image is generated by the baseband processor according to the electrical signal and the coordinate point; and finally the temperature is further The image and/or the temperature data is displayed to the mobile terminal through the LCD display module; In this embodiment, the temperature image and/or the temperature data may also be selected to be saved.

Compared with the existing temperature test in which a sensor is connected to the outside of the mobile phone through a USB interface or the like, the present embodiment integrates the infrared thermal imaging function onto the mobile phone main board, and performs temperature test by thermal imaging, including point temperature, maximum temperature, and minimum temperature. The test of the average temperature and/or temperature distribution map can also display the corresponding color depth according to the temperature, so that the image temperature information can be visually observed, giving the user more choices and a more intuitive user experience.

The thermal imaging method in this embodiment can be widely applied in daily life, can measure the temperature of the human body, can measure the temperature of each point, and is convenient for grasping the body temperature condition of the user in time. It can also be used in related fields such as electronics and electrical appliances, materials research, archaeology and surveying, chemistry and chemical engineering.

Embodiment 6

As shown in FIG. 8, in the embodiment, the imaging module 10 includes:

The startup unit 11 is configured to enable the thermal imaging function of the mobile terminal to enter the shooting interface;

The focusing unit 12 is configured to align the infrared camera on the mobile terminal with the target by the received external command, and adjust the shooting parameters to obtain the target image;

The obtaining unit 13 is configured to acquire an infrared energy distribution map of the target by the obtained imaging and imaging function of the target.

Example 7

As shown in FIG. 9, in this embodiment, the image processing module 40 includes:

The processing unit 41 is configured to process the electrical signal into temperature data by a baseband processor;

The generating unit 42 is configured to generate, according to the processed temperature data and the coordinate points corresponding to the temperature point, temperature mapping information corresponding to the coordinate point of the temperature image and/or the temperature data; wherein the temperature image is differentiated and displayed according to the difference of the temperature data. image.

In this embodiment, after the infrared energy distribution map is acquired by the infrared camera, the infrared energy signal of the temperature point is converted into an electrical signal, that is, an infrared thermal image image, by using the photosensitive sensor component of the mobile terminal, on the infrared thermal image image. The information is corresponding to the information on the infrared energy distribution map; the temperature image is generated by the baseband processor according to the electrical signal and the coordinate point; and finally the temperature image and/or the temperature data is displayed through the display device including the LCD display module. The mobile terminal can simultaneously display the corresponding color depth according to the temperature, so that the image temperature information can be visually observed.

Example eight

As shown in FIG. 10, in this embodiment, the method further includes:

Display module 50 is configured to display temperature mapping information and/or temperature images and/or temperature data at the mobile terminal.

It can also include:

The save module is set to save the generated temperature map information and/or temperature image and/or temperature data.

In order to facilitate the user's inquiry, the temperature image and/or the temperature data may also be selected to be saved in this embodiment.

Example nine

In the present embodiment, there is provided a mobile terminal comprising the above-described thermal imaging apparatus.

It is to be understood that the term "comprises", "comprising", or any other variants thereof, is intended to encompass a non-exclusive inclusion, such that a process, method, article, or device comprising a series of elements includes those elements. It also includes other elements that are not explicitly listed, or elements that are inherent to such a process, method, article, or device. An element that is defined by the phrase "comprising a ..." does not exclude the presence of additional equivalent elements in the process, method, item, or device that comprises the element.

The serial numbers of the embodiments of the present invention are merely for the description, and do not represent the advantages and disadvantages of the embodiments.

Through the description of the above embodiments, those skilled in the art can clearly understand that the foregoing embodiment method can be implemented by means of software plus a necessary general hardware platform, and of course, can also be through hardware, but in many cases, the former is better. Implementation. Based on such understanding, the technical solution of the present invention, which is essential or contributes to the prior art, may be embodied in the form of a software product stored in a storage medium (such as ROM/RAM, disk, The optical disc includes a plurality of instructions for causing a terminal device (which may be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.) to perform the method described in the embodiments of the present invention.

The above are only the preferred embodiments of the present invention, and are not intended to limit the scope of the invention, and the equivalent structure or equivalent process transformations made by the description of the present invention and the drawings are directly or indirectly applied to other related technical fields. The same is included in the scope of patent protection of the present invention.

One of ordinary skill in the art will appreciate that all or a portion of the above steps may be performed by a program to instruct related hardware, such as a processor, which may be stored in a computer readable storage medium, such as a read only memory, disk or optical disk. Wait. Alternatively, all or part of the steps of the above embodiments may also be implemented using one or more integrated circuits. Correspondingly, each module/unit in the foregoing embodiment may be implemented in the form of hardware, for example, by implementing an integrated circuit to implement its corresponding function, or may be implemented in the form of a software function module, for example, being executed by a processor and stored in a memory. Programs/instructions to implement their respective functions. The invention is not limited to any specific form of combination of hardware and software.

The embodiments disclosed in the present application are as described above, but the descriptions are only for the purpose of understanding the present application, and are not intended to limit the present application, such as the specific implementation method in the embodiments of the present invention. Any modifications and changes in the form and details of the embodiments may be made by those skilled in the art without departing from the spirit and scope of the disclosure. The scope defined by the appended claims shall prevail.

Industrial applicability

The above technical solution simplifies the structure of the temperature-measuring mobile terminal and improves the user experience.

Claims

A thermal imaging method based on a mobile terminal, comprising:

Obtaining an infrared energy distribution map of the target through an infrared camera on the mobile terminal;

Establishing a temperature coordinate system according to the infrared energy distribution map, and respectively matching a temperature point in the acquired infrared energy distribution map with a coordinate point of the established temperature coordinate system;

Converting the infrared energy signal of the temperature point into an electrical signal;

Temperature information is generated based on the electrical signals and coordinate points obtained by the conversion.
The thermal imaging method according to claim 1, wherein the infrared energy distribution map of the target obtained by the infrared camera on the mobile terminal comprises:

Turning on the thermal imaging function of the mobile terminal and entering the shooting interface;

Aiming at the infrared camera on the mobile terminal by the received external command, adjusting the shooting parameters to obtain the target image;

The infrared energy distribution map of the target is obtained by the obtained target imaging and the turned-on thermal imaging function.
The thermal imaging method according to claim 1 or 2, wherein the generating temperature information according to the electrical signal and coordinate points comprises:

Processing the electrical signal into temperature data by a baseband processor;

Generating temperature map information corresponding to the coordinate point of the temperature image and/or the temperature data according to the processed temperature data and the coordinate point corresponding to the temperature point;

The temperature image is an image that is displayed separately according to the difference in temperature data.
The thermal imaging method according to claim 3, after the generating the temperature information according to the electrical signal and the coordinate point, the thermal imaging method further comprises:

Displaying the temperature mapping information and/or temperature image and/or the temperature data on the mobile terminal; and/or,

The generated temperature map information and/or temperature image and/or the temperature data are saved.
The thermal imaging method according to claim 3, wherein said temperature data comprises: a point temperature Degree, temperature average, temperature maximum and/or temperature minimum.
A thermal imaging device based on a mobile terminal, comprising:

An imaging module configured to acquire an infrared energy distribution map of the target through an infrared camera on the mobile terminal;

a coordinate system establishing module is configured to establish a temperature coordinate system according to the infrared energy distribution map, and correspondingly correspond to a temperature point in the acquired infrared energy distribution map and a coordinate point of the established temperature coordinate system;

An electrical signal conversion module configured to convert an infrared energy signal of the temperature point into an electrical signal;

An image processing module is configured to generate temperature information based on the electrical signal and coordinate points.
The thermal imaging apparatus according to claim 6, wherein said imaging module comprises:

Activating unit, configured to enable a thermal imaging function of the mobile terminal, and enter a shooting interface;

a focusing unit configured to align the infrared camera on the mobile terminal with the target by the received external command, and adjust the shooting parameters to obtain the target image;

And an acquisition unit configured to acquire the infrared energy distribution map of the target by the obtained target imaging and the opened thermal imaging function.
The thermal imaging apparatus according to claim 6 or 7, wherein the image processing module comprises:

a processing unit configured to process the electrical signal into temperature data by a baseband processor;

a generating unit, configured to generate temperature mapping information corresponding to the coordinate point of the temperature image and/or the temperature data according to the processed temperature data and the coordinate point corresponding to the temperature point;

The temperature image is an image that is displayed separately according to the difference in temperature data.
The thermal imaging apparatus according to claim 8, further comprising:

A display module is arranged to display the temperature mapping information and/or temperature image and/or the temperature data at the mobile terminal.
The thermal imaging apparatus according to claim 8, further comprising:

A saving module is arranged to save the generated temperature mapping information and/or temperature image and/or the temperature data.
A mobile terminal comprising the thermal imaging device of any of claims 6-10.