WO2015034159A1

WO2015034159A1 - Low-power gas sensor module using mobile terminal and method for measuring gas using same

Info

Publication number: WO2015034159A1
Application number: PCT/KR2014/004321
Authority: WO
Inventors: 윤득중
Original assignee: (주)소하테크
Priority date: 2013-09-09
Filing date: 2014-05-14
Publication date: 2015-03-12
Also published as: KR101362430B1

Abstract

The present invention relates to a module and a method for low-power gas sensing using a mobile terminal, capable of displaying gas information sensed by a gas sensor module on the mobile terminal by developing a small, portable gas sensor module having high efficiency and connecting the module to the mobile terminal. The module for low-power gas sensing using a mobile terminal of the present invention, which is a gas sensor module (100) configured to be connected to a mobile terminal (200), comprises: a sensor unit (140) configured to sense gas; a gas sensor connection unit (110) which is connected to the mobile terminal (200), receives power from the mobile terminal (200), and transmits, to the mobile terminal (200), gas information sensed and analyzed by the sensor unit (140); a gas sensor control unit (120) which has a gas analysis program (121) equipped therein, and controls to analyze gas according to the gas analysis program and to transmit the analyzed data to the mobile terminal (200) through the gas sensor connection unit (110); and a power management unit (150) which manages power supplied from the mobile terminal (200).

Description

Low power gas sensor module using a mobile terminal and gas measuring method using the same

The present invention relates to a low-power gas measurement, to develop a portable small high-efficiency gas sensor module and to connect the module to a portable terminal, low power using a portable terminal that can display the gas information sensed by the gas sensor module on the portable terminal A gas sensing module and method are disclosed.

In general, a portable gas detector uses a battery to supply power, so it is inconvenient to carry at all times because of its heavy weight and large size.

In the case of a gas sensor mounted in a measuring device, the conventional product has a very high power consumption with a power consumption of about 150 mA and is driven by a single sensor capable of detecting one gas on one sensor chip.

In order to solve such a problem, a method of measuring gas by installing a mobile terminal when necessary is attempted.

In general, mobile terminals refer to portable electronic devices such as mobile phones, portable computers, palm PCs, PDAs, electronic organizers, digital cameras, camcorders, MP3 players, and PMPs. The trend is miniaturization.

Such a mobile phone is a wireless mobile communication device that can be used indoors or outdoors by the user as well as on the go. The functions previously limited to transmitting and receiving voices perform various functions such as playing games, listening to MP3s, watching the Internet and TV. It is being developed as a device, and as the smart phone is evolved, various additional functions required by the user are developed and provided, and the user selectively downloads the necessary application and conveniently uses it on the go. It's going on.

Such a mobile terminal is configured to configure various internal circuits according to a maker and a model of the mobile terminal, and is provided to enable interfacing by installing a connector on one side of the mobile terminal housing as an interface for communicating with the outside.

Recently, such a connector is being unified to a 5-pin connector in a smartphone, and a portable gas meter is connected to a 5-pin connector of a smartphone. In the case of receiving the necessary power, there is a problem that the portable gas meter is inconvenient to carry because the weight of the portable gas measuring instrument is heavy and large due to the structure of supplying power from the battery.

In order to solve this problem, the Republic of Korea Patent Publication No. 10-2012-0072913 (Invention: Detachable complex gas sensor module for smartphone) to operate by receiving power from the mobile terminal has been disclosed.

However, these open patents are simply supplied with power from a smart phone, and are only configured to be connected to a smart phone and can be used only on a smart phone. The program must be downloaded to a smart phone application and configured to manage the power supplied from the smart phone. Since this is not disclosed there was a problem that can be used unnecessarily to power the smartphone.

The present invention is to solve the problems of the prior art as described above, an object of the present invention is to develop a portable small high-efficiency gas sensor module and connect the module to a portable terminal to carry the gas information sensed by the gas sensor module The present invention provides a low power gas sensing module and method using a portable terminal that can be displayed on a terminal.

According to an aspect of the present invention, there is provided a low power gas sensing module using a portable terminal, the gas sensor module configured to be connectable to a portable terminal, the sensor unit sensing a gas; A gas sensor connection unit connected to the portable terminal to receive power from the portable terminal and to transmit gas information sensed and analyzed by the sensor unit to the portable terminal; A gas sensor control incorporating a gas analysis program and controlling to analyze the gas according to the gas analysis program and to transmit the analyzed data to the portable terminal through the gas sensor connection unit; And a power management unit managing power supplied from the portable terminal.

And a low power gas sensing module using a mobile terminal of the present invention for achieving the above object, the gas sensor module is configured to be connected to the portable terminal, the sensor unit for sensing the gas; A gas sensor connection unit connected to the portable terminal to receive power from the portable terminal and to transmit gas information sensed by the sensor unit to the portable terminal; A gas sensor controller which controls to transmit the gas information sensed by the sensor unit to the portable terminal through the gas sensor connection unit; A power management unit managing power supplied from the portable terminal; And a program storage unit for storing the gas analysis program for analyzing the sensed gas, and allowing the stored gas analysis program to be read by the portable terminal through the gas sensor connection unit.

In addition, the low-power gas sensing method using a mobile terminal of the present invention for achieving the above object comprises the steps of connecting the portable terminal and the gas sensor module; Supplying power from the portable terminal to the gas sensor module; Analyzing and processing the sensed gas; Transmitting the analyzed and processed gas information data to the mobile terminal; And displaying the gas information data transmitted from the portable terminal on the display unit of the portable terminal.

And the low-power gas sensing method using the present invention portable terminal for achieving the above object comprises the steps of connecting the portable terminal and the gas sensor module; Supplying power to the gas sensor module in the portable terminal; Reading a gas analysis program of the gas sensor module in the portable terminal; Executing a program read from the portable terminal; Sensing the gas in the gas sensor module and transmitting the sensed gas information to the portable terminal; Analyzing and processing the sensed gas according to the executed program in the portable terminal; And displaying the analyzed and processed gas information data on a display unit of the portable terminal.

According to the present invention has the following effects.

First, the technology of developing low power sensors (especially CO ₂ sensors) can be combined with various sensor modules in portable measuring instruments, which have been very difficult to apply due to high power consumption. Latitude sensor (especially CO ₂ sensor) development technology is advantageous for the development of various complex sensors.

Second, in case of using a mobile communication terminal or a smartphone, additional product development costs can be reduced. In other words, the energy saving effect can be easily replaced by minimizing the current consumption such as the data display device, the input device, the power supply, the measurement unit, and the battery.

Third, when using a mobile communication terminal or a smart phone, it is possible to transmit data using a wireless network at any time and at any time, so it can be extended to industrial applications.It can also be used at low and high temperatures. It can be easily applied where accurate environmental measurement is required.

Fourth, it is possible to transmit data using a wireless network, and can share data by collecting the location tracking crops by GPS and classifying and storing the data.

1 is a view for explaining the basic concept of a low power gas sensing module using a mobile terminal according to the present invention.

2 is a block diagram illustrating in detail a low power gas sensing module using a mobile terminal according to the first embodiment of the present invention.

3 is a block diagram illustrating in detail a low power gas sensing module using a mobile terminal according to a second embodiment of the present invention.

4 is a flowchart illustrating a low power gas measuring method using a portable terminal according to the first embodiment of the present invention.

5 is a flowchart illustrating a low power gas measurement method using a mobile terminal according to a second embodiment of the present invention.

6 is a view for explaining a use example when the low-power gas sensing module using a mobile terminal according to the present invention implemented by a smart phone.

When described in detail with reference to the accompanying drawings a preferred embodiment of the present invention.

In addition, the terminology used in the present invention was selected as a general term that is widely used at present, but in certain cases, the term is arbitrarily selected by the applicant, and in this case, since the meaning is described in detail in the corresponding part of the present invention, a simple term It is to be understood that the present invention is to be understood as a meaning of terms rather than names. In addition, in describing the embodiments, descriptions of technical contents which are well known in the technical field to which the present invention belongs and are not directly related to the present invention will be omitted. This is to more clearly communicate without obscure the subject matter of the present invention by omitting unnecessary description.

The basic concept of the low power gas sensing module using the portable terminal according to the present invention consists of the gas sensor module 100 and the portable terminal 200. The gas sensor module 100 senses the gas and transmits it to the mobile terminal 200 so that the mobile terminal 200 analyzes and displays it.

In another method, after sensing and analyzing the gas in the gas sensor module 100 and transmitting the analysis information to the mobile terminal 200, the mobile terminal 200 displays the analysis information.

This will be described in more detail with reference to FIGS. 2 to 5.

As shown in FIG. 2, the low power gas sensing module using the portable terminal according to the first embodiment of the present invention includes a gas sensor module 100 and a portable terminal 200.

Here, the gas sensor module 100 includes a gas sensor connection unit 110, a gas sensor control unit 120, a memory unit 130, a sensor unit 140: 141, 142, 143, and a power management unit 150.

The portable terminal 200 includes a portable terminal connection unit 210, a display unit 220, a memory unit 230, a portable terminal controller 240, and a power supply unit 250. Here, the portable terminal 200 is a portable electronic device such as a mobile phone, a smart phone, a smart pad, a portable computer, a palm PC, and a PDA. The portable terminal connection unit 210, the display unit 220, the memory unit 230, and the portable terminal controller If 240 and the power supply unit 250 are configured, there is no need to specifically limit.

The gas sensor connection unit 110 is an interface for connecting with the mobile terminal 200 and is connected to the mobile terminal 200 to receive power from the mobile terminal 200 and receive the gas information sensed and analyzed by the gas sensor module 100. Transfer to the mobile terminal 200. The gas sensor connection unit 110 may vary the configuration of the gender according to the mobile terminal 200. For example, a mobile phone (feature phone), a smart phone, or a smart pad can be configured to connect to the corresponding standard connector, PC-based can be configured to connect to the USB.

The gas sensor controller 120 includes a gas analysis program 121 and controls the gas analysis program 121 to transmit the analyzed data to the mobile terminal 200 through the gas sensor connection unit 110.

The memory unit 130 stores the analysis result.

Sensor unit 140: 141, 142, 143 may be composed of one or more sensors, CO, CO2 sensor, drinking measurement sensor and the like. In this case, when a plurality of sensors are configured, a separate selection button or switch for selecting a sensor required for driving each sensor may be configured.

The power management unit 150 properly adjusts the power supply from the mobile terminal 200 according to the state of the gas sensor module 100. The state of the gas sensor module 100 may be divided into, for example, Normal, Idle, Stop, Sleep, and the like. According to the normal operation of the normal operation, the idle state of the idle state, the stop state of the stop state or the sleep state of the sleep state, the power supply of the mobile terminal 200 can be used at low power by optimizing the use of the power supplied from the mobile terminal 200. For this purpose, a separate switch (Normal, Idle, Stop, Sleep selection) can be further configured.

The portable terminal 200 includes a portable terminal connection unit 210, a display unit 220, a memory unit 230, a portable terminal controller 240, and a power supply unit 250.

The portable terminal connection unit 210 supplies power to the gas sensor module 100 as an interface for connecting with the gas sensor module 100 and receives gas information sensed and analyzed by the gas sensor module 100. The portable terminal connection unit 210 may have a variety of gender configurations according to the portable terminal 200. For example, a mobile phone (feature phone), a smart phone, or a smart pad can be configured to connect to the corresponding standard connector, PC-based can be configured to connect to the USB.

The display unit 220 displays gas information data transmitted from the gas sensor module 100. The display unit 220 is a display device of the mobile terminal 200.

The memory unit 230 stores gas information data transmitted from the gas sensor module 100.

When the gas sensor module 100 is connected, the portable terminal controller 240 supplies power required by the gas sensor module 100 and controls the display unit 220 to display gas information data.

The power supply unit 250 supplies power to the mobile terminal 200 and the gas sensor module 100.

As shown in FIG. 3, the low power gas sensing module using the portable terminal according to the second embodiment of the present invention basically includes a gas sensor module 100 and a portable terminal 200.

Here, the gas sensor module 100 is a gas sensor connection unit 110, gas sensor control unit 120, memory unit 130, sensor unit 140: 141, 142, 143, power management unit 150 and program storage unit It consists of 160.

The portable terminal 200 includes a portable terminal connection unit 210, a display unit 220, a memory unit 230, a portable terminal controller 240, a power supply unit 250, and a program driver 260. The portable terminal 200 is a portable electronic device such as a smart phone, a smart pad, a portable computer, a palm PC, and a PDA. The portable terminal connection unit 210, the display unit 220, the memory unit 230, and the portable terminal control unit 240 are described. ), The power supply unit 250 and the program driver 260 are not particularly limited, but the program driver 260 is a driver for driving the gas analysis program.

The gas sensor connecting unit 110 is an interface for connecting with the mobile terminal 200 and is connected to the mobile terminal 200 to receive power from the mobile terminal 200 and receive gas information sensed by the gas sensor module 100. Send to 200. The gas sensor connection unit 110 may vary the configuration of the gender according to the mobile terminal 200. For example, a smartphone or a smart pad can be configured to connect with a corresponding standard connector, and a PC series can be configured to connect to a USB.

The gas sensor controller 120 controls to transmit the gas information sensed by the sensor unit 140 to the mobile terminal 200 through the gas sensor connection unit 110.

The memory unit 130 stores the analysis result.

Sensor unit 140: 141, 142, 143 may be composed of one or more sensors, CO, CO2 sensor, alcohol sensor and the like can be configured. In this case, when a plurality of sensors is configured, a separate selection button or switch for selecting one of the plurality of sensors may be configured.

The power management unit 150 properly adjusts the power supply from the mobile terminal 200 according to the state of the gas sensor module 100. The state of the gas sensor module 100 may be divided into, for example, Normal, Idle, Stop, Sleep, and the like. The power of the mobile terminal 200 can be used with low power by optimizing the use of power supplied from the mobile terminal 200 according to the states of Normal, Idle, Stop, Sleep, and the like. For this purpose, a separate switch (Normal, Idle, Stop, Sleep selection) can be further configured.

The program storage unit 160 stores the gas analysis program and reads it from the portable terminal 200 through the gas sensor connecting unit 110 to drive the program.

The portable terminal 200 includes a portable terminal connection unit 210, a display unit 220, a memory unit 230, a portable terminal controller 240, a power supply unit 250, and a program driver 260.

The portable terminal connection unit 210 supplies power to the gas sensor module 100 as an interface for connecting with the gas sensor module 100 and receives gas information sensed by the gas sensor module 100. The portable terminal connection unit 210 may have a variety of gender configurations according to the portable terminal 200. For example, a smartphone or a smart pad can be configured to connect with a corresponding standard connector, and a PC series can be configured to connect to a USB.

When the gas sensor module 100 is connected, the portable terminal controller 240 supplies power required by the gas sensor module 100 and controls the display unit 220 to display gas information data. The program stored in the program storage unit 160 of 100 is downloaded and driven through the program driver 260 to be displayed on the display unit 220.

The program driver 260 drives a gas analysis program. Such a driving unit is a single application. When the portable terminal 200 and the gas sensor module 100 are connected to a program stored in the program storage unit 160 of the gas sensor module 100, the corresponding program is read and executed, or executed. If the device is equipped with GPS (smartphone, smart pad, etc.), GPS can be used for location tracking, and connected to a wired / wireless network, the result can be sent directly to a predetermined server.

In the low power gas measurement method using the portable terminal according to the first embodiment of the present invention, as shown in FIG. 4, the portable terminal 200 and the gas sensor module 100 are connected (S110).

Then, the mobile terminal 200 supplies power to the gas sensor module 100 (S130).

In the gas sensor module 100 supplied with power from the mobile terminal 200, the gas sensor module 100 is powered on according to an operation state (Normal, Idle, Stop, Sleep), and senses gas in a normal state (S150).

Next, the sensed gas is analyzed and processed (S170).

In addition, the analyzed and processed gas information data is transmitted to the mobile terminal 200 (S190).

Then, the portable terminal 200 displays the transmitted gas information data on the display unit of the portable terminal 200 (S210). In this case, time information such as year, month, date, and hour and location information using GPS may be stored together. The stored information may be connected to a wired or wireless network to directly transmit the result to a predetermined server.

In the low power gas measurement method using the portable terminal according to the second embodiment of the present invention, as shown in FIG. 5, the portable terminal 200 and the gas sensor module 100 are connected (S310).

Then, the mobile terminal 200 supplies power to the gas sensor module 100 (S330).

In the gas sensor module 100 supplied with power from the mobile terminal 200, the gas sensor module 100 is powered on according to an operation state (Normal, Idle, Stop, Sleep), and the gas analysis program of the gas sensor module 100 is transferred to the mobile terminal 100. Read from (S350).

The portable terminal 100 executes the read program (S370).

The gas sensor module 100 senses the gas (S390), and transmits the sensed gas information to the mobile terminal 200 (S410).

Then, the mobile terminal 200 analyzes and processes the sensed gas according to the executed program (S430).

Then, the analyzed and processed gas information data is displayed on the display unit of the mobile terminal 200 (S450). In this case, time information such as year, month, date, and hour and location information using GPS may be stored together. The stored information may be connected to a wired or wireless network to directly transmit the result to a predetermined server.

An example of the use of a low power gas sensing module using a mobile terminal according to the present invention as a smartphone or a smart pad is illustrated in FIG. 6, by downloading an application, such as a vinyl house or an apartment, a house, a school, or a public institution. The gas to be measured in the cultivation farm, pigs, barns, poultry houses, etc., such as traffic, mushrooms, such as buildings, buses and cars, trains, trains, etc. are sensed through the gas sensor module 100. The gas measurement data sensed by the display unit of the smart phone (or smart pad) is displayed. In addition, the measured data can be transmitted as wired or wireless data to a PC, server, notebook / PDA, printer, integrated situation room, and the like. The gas sensor module 100 may also be implemented as a key ring or a mobile phone ring.

Although the present invention has been described with reference to the accompanying drawings, it is merely one example of various embodiments including the gist of the present invention, which can be easily implemented by those skilled in the art. It is clear that the present invention is not limited to the above-described embodiment only. Therefore, the protection scope of the present invention should be interpreted by the following claims, and all technical ideas within the scope equivalent to the change, substitution, substitution, etc. within the scope not departing from the gist of the present invention shall be the right of the present invention. It will be included in the scope. In addition, some of the components of the drawings are intended to more clearly describe the configuration, and it is clear that the exaggerated or reduced size is provided.

Claims

In the gas sensor module 100 is configured to be connected to the portable terminal 200,

Sensor unit 140 for sensing the gas;

A gas sensor connecting unit 110 connected to the portable terminal 200 to receive power from the portable terminal 200 and to transmit gas information sensed and analyzed by the sensor unit 140 to the portable terminal 200;

A gas sensor controller 120 that includes a gas analysis program 121 and controls the gas analysis program and transmits the analyzed data to the mobile terminal 200 through the gas sensor connection unit 110. ; And

Low power gas sensing module using a portable terminal, characterized in that it comprises a; power management unit 150 for managing the power supplied from the portable terminal 200.
In the gas sensor module 100 is configured to be connected to the portable terminal 200,

Sensor unit 140 for sensing the gas;

A gas sensor connection unit 110 connected to the portable terminal 200 to receive power from the portable terminal 200 and to transmit gas information sensed by the sensor unit 140 to the portable terminal 200;

A gas sensor controller 120 controlling the gas information sensed by the sensor unit 140 to be transmitted to the mobile terminal 200 through the gas sensor connection unit 110;

A power manager 150 for managing the power supplied from the portable terminal 200; And

And a program storage unit 160 to store a gas analysis program for analyzing the sensed gas, and to store the stored gas analysis program in the portable terminal 200 through the gas sensor connecting unit 110. Low power gas sensing module using a portable terminal characterized in that.
The method according to claim 1 or 2,

The gas sensor connecting unit 110 is configured as a gender connected to a corresponding standard connector if one of a mobile phone (feature phone), a smartphone or a smart pad according to the portable terminal 200, and a gender that can be connected to USB if the PC series Low power gas sensing module using a portable terminal, characterized in that consisting of.
The method according to claim 1 or 2,

The sensor unit 140 is composed of a plurality of sensors, when configured with a plurality of sensors using a mobile terminal, characterized in that a separate selection button or switch is further configured to select a sensor required for driving each sensor Low power gas sensing module.
The method according to claim 1 or 2,

The power management unit 150 to operate in at least one of the normal operation of the normal operation, the idle state of the idle state, the stop of the stop state or the sleep of the sleep state according to the state of the gas sensor module 100. A separate switch or button is further configured to optimize the use of the power supplied from the mobile terminal 200 according to the states of Normal, Idle, Stop, Sleep, etc. to use the power of the mobile terminal 200 at low power. Low power gas sensing module using a portable terminal, characterized in that.
The method of claim 1,

The portable terminal 200 supplies power to the gas sensor module 100 as an interface for connecting to the gas sensor module 100 and receives gas information sensed and analyzed by the gas sensor module 100. A mobile terminal connecting portion 210,

A display unit 220 displaying gas information data transmitted from the gas sensor module 100;

A memory unit 230 storing gas information data transmitted from the gas sensor module 100;

A mobile terminal controller 240 for supplying power required by the gas sensor module 100 when the gas sensor module 100 is connected, and controlling to display gas information data on the display unit 220; And

Low power gas sensing module using a portable terminal, characterized in that consisting of a power supply unit 250 for supplying power to the portable terminal 200 and the gas sensor module 100.
The method of claim 2,

The mobile terminal 200,

A portable terminal connection unit 210 for supplying power to the gas sensor module 100 as an interface for connecting the gas sensor module 100 and receiving gas information sensed by the gas sensor module 100;

A display unit 220 displaying gas information data transmitted from the gas sensor module 100;

A memory unit 230 storing gas information data transmitted from the gas sensor module 100;

When the gas sensor module 100 is connected, it supplies power required by the gas sensor module 100, controls to display gas information data on the display unit 220, and programs the gas sensor module 100. A mobile terminal controller 240 for controlling the display unit 220 to download and drive a program stored in the storage unit 160;

A power supply unit 250 supplying power to the portable terminal 200 and the gas sensor module 100;

Consists of a program driver 260 for driving the gas analysis program,

The program driver 260 reads and stores the program stored in the program storage unit 160 of the gas sensor module 100 when the portable terminal 200 and the gas sensor module 100 are connected. Low power gas sensing module using a portable terminal, characterized in that to be executed or executed immediately.
Connecting the mobile terminal 200 and the gas sensor module 100 (S110);

Supplying power from the portable terminal 200 to the gas sensor module 100 (S130);

Analyzing and processing the sensed gas (S170);

Transmitting the analyzed and processed gas information data to the mobile terminal (200) (S190); And

And displaying the gas information data transmitted from the portable terminal 200 on the display unit of the portable terminal 200 (S210).
Connecting the mobile terminal 200 and the gas sensor module 100 (S310);

Supplying power to the gas sensor module 100 in the portable terminal 200 (S330);

Reading the gas analysis program of the gas sensor module 100 in the mobile terminal 100 (S350);

Executing a program read by the mobile terminal 100 (S370);

Sensing the gas in the gas sensor module (100) (S390), and transmitting the sensed gas information to the portable terminal (200) (S410);

In step S430, the portable terminal 200 analyzes and processes the sensed gas according to the executed program; And

And displaying the analyzed and processed gas information data on a display unit of the portable terminal 200 (S450).
The method according to claim 8 or 9,

In the gas sensor module 100 supplied with power from the portable terminal 200, the gas sensor module 100 is powered on according to an operating state (Normal, Idle, Stop, Sleep), and sensing the gas in a normal state (S150). Low power gas sensing method using a mobile terminal, characterized in that.