KR20050018323A - System and method of managing body weight for an expert - Google Patents

Abstract

PURPOSE: A system and a method for digitally managing weight on a health club or a fat clinic are provided to register/systematically manage the weight of more than 500 users, and perform precise health management based on an expert's opinion and diverse values by adding opinion or advice data of the experts, and outputting more information. CONSTITUTION: A load cell(111) detects/converts load into an electric signal. An amplifying/filtering part(112) amplifies/filters the output of the load cell. An ADC(Analog Digital Converter)(113) converts the output of the amplifying/filtering part into a digital signal. A display part(117) displays an operation status. A connecting port connects with a computer(120). A power manager(114) stabilizes power received through the connecting port and supplies it to each part. An MCU(Micro Controller Unit)(115) transmits the load data inputted from the ADC to the computer through the connecting port if the user weighs the weight, and makes the power manager reduce consumption power in a power saving mode.

Description

System and method of managing body weight for an expert

The present invention relates to a computer-connected digital scale, and more particularly, to a professional digital weight management system and method that can be used in health clubs, obesity clinics and the like to professionally manage health.

Recently, Western diets such as obesity are increasing as dietary conditions are advanced, and accordingly, health clubs, small obesity clinics, hospital-based obesity clinics, etc., which systematically manage weight, are gradually increasing. It is a trend.

However, conventional weight scales used in health clubs and obesity clinics have a function of measuring weight only as a general weight scale, so that it is difficult to manage systematically and inconvenient to use, and similar medical scales that print weight information. Because of the one-time measurement, it is difficult to continuously manage the data, and there is a problem that the price compared to the function is expensive.

The present invention has been proposed to solve the above problems, and to provide a professional digital weight management system and method that can be conveniently used at low cost in a health club, obesity clinic, such as professionally managing health do.

In order to achieve the above object, the method of the present invention comprises the steps of: connecting a device for sensing weight to a computer; Running an application for weight management on a computer; Setting up a database for management according to authentication data stored in the device while the application program is executed; Setting up a user in the application; Measuring weight when the user climbs on the device, recording the weight in the database of the user, and displaying the current weight of the user; And processing weight-related information recorded in the database of the user according to the user's selection and displaying the text or graph, and analyzing the user's data to automatically display an expert's advice message for health care. It is characterized by.

In order to achieve the above object, the system of the present invention includes a load sensing means for sensing a load and converting it into a corresponding electrical signal, an amplification and filtering unit for amplifying and filtering the output of the load sensing means, An analog-to-digital converter for converting the output of the amplification and filtering unit to digital, a display unit for displaying an operation state, a memory storing predetermined authentication data, a connection port for connecting to a computer, and the connection port The power supply unit stabilizes the supplied power and provides the power to each unit, and when the power is supplied through the connection port, the display unit turns on in red, and checks the communication state with the computer to check the data stored in the memory. And the display unit turns green to wait for the weight measurement, When measured, the weight data input from the analog-to-digital converter is transmitted to the personal computer through the connection port, and the digital weight sensing device comprising a control unit for controlling the power supply to reduce power consumption in the power saving mode, and a predetermined application program When it is executed, it checks the connection with the digital weight sensing device, and if it is normal, sets up a database with authentication data transmitted from the computer, displays a main screen and performs a predetermined weight management procedure according to the user's selection, and the digital weight When the load data is received from the sensing device is characterized by consisting of a computer that displays the current weight on the screen.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a first use state diagram constituting a digital weight system according to the present invention, a digital weight sensing device 110 according to the present invention (hereinafter referred to as a personal computer 120 equipped with a dedicated software 122 according to the present invention). (Also referred to simply as a device) is connected in a USB manner, and the personal computer 120 is able to access the web site 140 via the Internet 130.

Referring to FIG. 1, the digital weight sensor 110 transmits the weight data detected by the load cell to the personal computer 120 through USB as described below, and the dedicated software 122 of the personal computer is the digital weight sensor. When the 110 is connected, it operates normally to receive the weight data to display the current weight of the user and to activate the database 124 of the user to provide various functions desired by the user. The personal computer 120 can access the website 140 via the Internet 130.

Figure 2a is a second state diagram using a digital weight sensor according to the present invention, a plurality of personal computers (210,220-1,220-2) equipped with a dedicated software 122 according to the present invention is a network such as LAN or WAN The server 230 is connected to the server-client structure, and the digital weight sensor 110 according to the present invention is connected to each personal computer 210, 220-1, or 220-2 via a USB bus. In FIG. 2A, the server computer 210 manages all of the databases (DB: 212) in a batch, and the client computers 220-1 and 220-2 measure weight to provide weight data to the server computer 210 or provide various information. Can be seen. That is, the device of the present invention may be used alone, but may be connected to the network 230 and used as a server-client structure. When connected to the network 230, the database 212 is managed by the server computer 210, the client may request data from the server can be used by multiple people at the same time.

When connected to the network 230, the server application program finally manages the database, and the client program can only register, measure, and check the measurement data. One or more client computers 220-1 and 220-2 may be used, and may be located anywhere that can be connected to the network 230.

The database 212 may use a server-class system or a general personal system, and all computers connected to the network 230 may access the user's data and check the data. Since the dedicated program of the present invention is basically disabled because the digital weight sensor 110 is not connected, in order to use the dedicated program of the present invention in a computer without the digital weight sensor 110, the actual measurement is not performed. You should use a dummy device that can only be recognized as a device.

As described above, the present invention can be configured by a network, so that several people can refer to the data together in an organization in which the network is configured, and thus, the measurement place and the confirmation place can be used separately. For example, in the case of a hospital or an obesity clinic, it is possible to further shorten the medical time by further increasing the convenience of the measurement user, and to prepare data necessary for professional consultation of a specialist in advance. In addition, since the measurement process is performed only once, it can be checked anywhere, so there is no need to measure repeatedly.

2B is an example in which a card reader is added to the system according to the present invention and used as a card.

Referring to FIG. 2B, the first computer 240 has a dedicated software 242 installed therein to manage the weight related database 244, and has a function of receiving information from the card reader 246. have. The digital weight sensor 110 is connected via USB, and the second computer 250 has an application program 252 installed therein to manage the customer database 254. In addition, the first computer 240 and the second computer 240 are connected to the internal (local) network through the hub 260, and the website 140 through the external Internet 130 using the router 260. It is possible to access). Here, the website 140 includes a server 142 and a database (DB) 144.

In this configuration, such that the card reader 246 can be used, when the dedicated software 242 according to the present invention is executed, after confirming the connection state of the digital weight sensor 110, information from the card reader 246 is normal. Waits for input. In this case, the dedicated software 242 and the application software 252 may share the customer DBs 254 and 244 with each other and use them more conveniently.

3A and 3B are external views of the digital weight sensor according to the present invention. FIG. 3A is a rectangular footrest, and FIG. 3B is a wing shape.

The digital weight sensor 110 of the present invention is easy to go up and down compared to the home. In other words, the digital weight sensing device 110 of the present invention has been ergonomically optimized to be easily measured by a user, and children and the elderly can be safely measured without burden.

FIG. 4A is a block diagram of a digital scale according to the present invention, and FIG. 4B is a flowchart of an operation of the processor shown in FIG. 4A.

Digital weight sensing device 110 of the present invention, as shown in Figure 4a, load cell 111, amplification and filter 112, analog-to-digital converter (ADC: 113), power management unit 114, USB function It is composed of a microprocessor 115, a memory 116, and a display unit 117 is connected to the PC 120 by a USB method.

Referring to FIG. 4A, the load cell 111 is a weighing device, and since the physical quantity such as load or force does not have a physical phenomenon of directly converting into an electrical signal, the load is converted into a deformation of the elastic body, and the deformation It converts the signal into a normal signal. That is, the load cell 111 detects the magnitude of the load (force) as an electrical signal by measuring the change in resistance of the strain gauge attached to the surface of the detector, by measuring the elastic deformation of the load cell detector generated when the load (force) is applied. The load sensor method used here is a self-oscillating or dynamic transducer using a piezo phenomenon, and a non-magnetic oscillating type such as a strain gauge. The most widely used method is a strain gauge type load cell. The strain gauge load cell consists of four strain gages and forms a bridge circuit, and then applies a voltage to detect and output a change in resistance depending on the load.

Amplification (AMP) and filter unit 112 is connected to the load cell 111 and + VCC, + SIG, -SIG, GND signal lines as shown in Figure 5a of the operational amplifier (U3A) and the operational amplifier to amplify the signal It is implemented as a filter circuit (U3B and passive elements) for filtering the output, and after amplifying the minute load signal output from the load cell 111 to remove the noise contained in the load signal. The variable resistor connected to one end of the amplifier U3A is for adjusting the amplification degree.

Analog-to-digital converter (ADC) 113 consists of a semiconductor chip having VREF, + IN, -IN, AGND, + VCC, DCLK, DOUT, and / CS / SHDN terminals as shown in FIG. 5B to eliminate amplification and noise. The analog load signal is converted into digital load data and then provided to the microprocessor 115.

As shown in Fig. 5C, the memory 116 is composed of an address bus of A0 to A2 and an EEPROM chip having VCC, WP, SCLK, and SDA terminals, and stores various data for operation. As shown in FIG. 5D, a red (RED) light emitting diode and a green (GRN) light emitting diode are used to display an operation state under the control of the microprocessor 115.

As shown in FIG. 5E, the power management unit 114 includes a regulator having Vin, GND, GND, INHIBIT, Vout, GND, and GND terminals to stabilize the power supplied through the USB bus to the control signal to load cell 111. And amplification and filter 112, analog to digital converter 113. The power manager 114 is configured to minimize power consumption in the isolation mode according to the control signal INHIBIT of the processor 115.

As illustrated in FIG. 5F, the microprocessor 115 includes a crystal oscillator, a one-chip microcomputer, etc. to communicate with a PC through a USB terminal and to receive and operate a USB power source. The operation procedure of the microprocessor 115 is as shown in FIG. 4B.

Referring to FIG. 4B, when the USB bus is connected, the processor 115 performs initialization by itself, turns on the red LED of the display unit 117, and waits for the dedicated software 122 of the PC to be driven (401 to 403). ).

When the dedicated software 122 of the PC is driven, the communication function is checked and the authentication data stored in the memory 116 is transmitted to allow the dedicated software 122 to operate normally. When all functions are normally performed, the red LED turns off. The green LED is turned on to proceed to the weight measurement standby state (404 ~ 407).

When the user measures the weight, the processor 115 transmits the weight data (the digital load data of the load cell) transferred from the analog-to-digital converter 113 to the dedicated software 122 (408 to 411).

6 is a flowchart of operation of dedicated software for weight management in accordance with the present invention.

The dedicated software 122 according to the present invention is sold together with the digital weight sensor 110 and installed in the user's PC 120.

Referring to FIG. 6, when the dedicated software 122 is executed, the connection and communication state with the digital weight sensor (device) 110 is checked (601, 602). At this time, the authentication code for setting the maximum number of people that can be managed by the DB is read and set from the device (110).

If the device 110 is not connected, the allowable period is checked and if the allowable period is within the allowable period, only the non-measurement DB function as shown in FIG. 7 can be performed (603 to 605). That is, the system of the present invention is designed to operate only when a device is connected in principle. In exceptional cases, such as when there is no device for A / S, only a function other than measurement can be performed within a certain period (for example, 5 days). To help.

Then, if normal, the card reader 246 is connected to check the card reader 246 is connected, and when the user enters the card in the card reader, reading the information recorded on the card to open the DB of the card number customer ( Activation) (606-610).

If there is no card reader 246, the card reader 246 operates in the guest mode in the default state. If the user registers or selects a user through user search, the user DB is opened and activated (611 to 613).

Subsequently, when the user climbs on the device 110 and measures the weight, as shown in FIG. 8, the present weight and body mass index information are displayed on the display box of the main screen and the data is recorded in the corresponding user DB (614 to 616). ). That is, when the current weight is to be measured, the weight is measured on the device 110. When the weight measurement is completed, as shown in FIG. 8, the message "Measurement is completed" is displayed in the message window of the main screen, and the measurement result, for example, the current measurement weight, the current body mass index, and the current body fat percentage are displayed. . The value which is determined to be abnormal among the measured data can be deleted. That is, when data of a user other than the user is contained or when the user carries something, the data can be deleted to calculate the correct statistical value.

If the user selects a DB function after or without measurement, the corresponding DB function is provided according to the procedure shown in FIG. 7 (619). If the user selects 'finish', the user exits the dedicated software 122 while displaying an end message and returns to step 606 to wait for the next input (617, 618).

7 is a flowchart showing the operation procedure of the DB function of the dedicated software according to the present invention.

Referring to FIG. 7, when the dedicated program 122 is executed, splash is executed, and as shown in FIG. 9, as shown in FIG. 9, the initialization program message “Initializing. Please wait” is displayed while the main program screen is displayed. . Referring to FIG. 9, the main screen has a display box for displaying the current measured weight in the center, in which the present measured weight 0.00kg, the current body mass index 0.00 kg / m ² , and the current body fat percentage (output index) 0.00% Is displayed. If the user is not a registered user, the user is displayed as a guest in the initial state, and the measurement date and time are displayed in the upper right corner. On the left and right of the display box, there is a user registration button and a user search button, and at the bottom there is a message window for displaying the operation status, and at the bottom, buttons for selecting various functions such as graph view, comprehensive measurement result, health care information, Internet connection, data backup, etc. (702).

If you want to register as a first user (unregistered), click the user registration button on the main screen, and if you are already registered, click the user search button to select a user.

When the user registration button is clicked, a screen for user registration appears as shown in FIG. Referring to FIG. 10, the user registration screen displays function buttons such as correction, registration, deletion, confirmation, and cancellation, and various items for input. For example, the user registration number is automatically displayed, the name, gender, age, body type, weight, etc. are entered in the user information field, and the target weight, height, chest, waist, hips, etc. are entered in the body information field. Press the OK button. After registering the user in the user registration screen as described above, the user is basically selected as the user just registered in the main screen. User registration personnel may be limited by the authentication code transmitted from the device (110). That is, all the scales use the same software, but the maximum number of users can limit the number of users because the number of user registrations is recorded in the ROM or EEPROM of the device 110. The program itself can register and manage up to 100,000 users (703 ~ 707).

If you want to run the program immediately and select an existing registered user, click the search user button on the main screen. When the user search button is clicked, a user information search screen appears as shown in FIG. 11. After inputting a name, gender, age, height, and the like and pressing the search button, a user list is searched and displayed at the bottom thereof. At this time, the items to be sorted can be selected, and the user is selected by double-clicking or clicking a desired user in the user list and pressing the OK button (708 to 713).

Then, when the user selects the 'graph view' button on the main screen, as shown in FIG. 12, the weight analysis result of the user is displayed in a graph form. Referring to FIG. 12, a target weight of a user, a standard weight of a normal person, etc. are displayed on the screen, and an expert's advice message is displayed, and a graph of daily maximum weight, daily minimum weight, standard weight, target weight, etc. is displayed in a graph box. Is displayed. The horizontal axis of the graph is the measurement date and the vertical axis is the weight value. In addition to graphs of weight change, other items such as body mass index, obesity, abdominal obesity, and body fat percentage can be selected and viewed in graphs. (714,715)

In other words, the analysis results of weight measurement, body mass index, and other information can be checked along with graphs and expert evaluations.In addition to checking the measurement results, expert opinions of various real cases are databased according to the measurement results. The expert's opinion on the measurement results is shown. At this time, it is possible to directly input the opinions of experts can directly manage the opinions of experts.

The accumulated measurement data is displayed as a graph divided into the highest weight, the lowest weight, and the target weight. Therefore, you can see the range of daily maximum and minimum weight at a glance, and can see my daily weight change, so it is easy to see if the weight is losing or increasing.

Subsequently, when the 'Comprehensive measurement result' button is selected on the main screen or the graph display screen, as shown in FIG. 13, the comprehensive measurement result screen appears. Referring to FIG. 13, the present body weight, whole body weight, and change value are displayed, the current body mass index, weekly average value, monthly average value are displayed, body fat percentage, body fat amount, muscle mass, abdominal obesity degree, body water quantity, optimal weight, obesity degree, basic Metabolism, daily energy requirements, etc. are displayed. In this way, you can check the numerical values for 15 items through the comprehensive measurement result items. By calculating and showing detailed items for the measurement results, you can judge the result more accurately, and you can check your status in more detail. Here, the basic metabolic rate and daily energy demand can be shown to estimate the user's needs. That is, the user can adjust the food intake. In addition, the criteria for the output indicators are described in detail so that the user can recognize the objectivity and reliability of the output indicators. By showing the average weight of the weekly and monthly, it is possible to know the latest average value, so that the user's current state is compared to the latest value, and when the weight is suddenly lost or increased, the average weight is more accurate. (716, 717).

Meanwhile, when the 'check report confirmation' button is clicked on the comprehensive measurement result screen, basic body information and end body measurement information are output as shown in FIG. 14 (718, 719). Referring to FIG. 14, basic body information and end body measurement information are displayed on a screen, and body information such as height, current weight, target weight, waist circumference, hip circumference, chest circumference, etc. of the user is displayed on the basic body information field. , Body measurement information, current body weight, direct weight, change value, standard weight, optimal weight, weekly average value, monthly average value, body fat percentage, body mass index, body fat mass, muscle mass, body mass, obesity, abdominal obesity, etc. A bar graph is displayed showing the results. In this way, it is easy to understand the comprehensive measurement results through the check report at a glance, and it analyzes the titration value and standard value and informs the present adjustment target value. Therefore, it is possible to try to control the weight by presenting the first thing to the user.

On the other hand, the integrated measurement result display screen and the check report can be printed if necessary. That is, when the print button is pressed on the comprehensive measurement result screen or the check report screen, the corresponding information is printed (720 and 721).

Then, if you select the 'health information management' button on the main screen, as shown in Figure 15, the health information management screen appears, the health information management screen weight information, meal information, exercise information, blood pressure pulse information, body size information items have.

If the body size information button is selected on the health information management screen, the body size screen is displayed as shown in FIG. When the 'blood pressure pulse information' button is selected on the health information management screen, blood pressure pulse information is displayed as shown in FIG. 17. The body size management screen displays the input date, height, chest, chest, lower back, hips, tummy, arms, thighs, calves, ankles, wrists, and heads. Information such as minimum blood pressure, pulse rate, and weight is displayed (722 to 727).

As described above, according to the present invention, it is possible to manage the change in the body size in the health information and to check the growth state of the growing children or adolescents, and to select and apply the necessary nutrients while watching the body growth trend. In addition, you can manage your blood pressure pulse in the health information and check the change in graphs to calculate or refer to the correlation between your own health and blood pressure, check the health status of patients or the elderly, and keep steady blood pressure and pulse rate. Can be derived to measure.

Meanwhile, when the 'meal information' item is selected on the health information management screen of FIG. 15, a screen for inputting or viewing meal information appears as shown in FIG. 20, and when the 'chart view' item is selected, as shown in FIG. 21. Show meal information in graph form as well.

In addition, when the 'exercise information' item is selected on the health information management screen of FIG. 15, a screen for entering or viewing exercise information appears as shown in FIG. 22, and when the 'show chart' item is selected on this exercise information screen, FIG. 23. As shown in the figure, the exercise information is shown in the form of a graph.

If a data backup is selected on the main menu screen, a data backup screen is displayed as shown in FIG. Referring to FIG. 18, the backup screen displays the message "Database backup / recovery tool. Please check the options!", Option setting for selecting a backup destination (floppy disk or hard disk), backup button, and restore button. do. The web ID and password fields are displayed for backup and restore to the web, and the export and import of data for one person to send or import data for one person are displayed (728 ~ 733). That is, if you select 'export data for 1 person' of the user, it can be added to the home body DB. Conversely, user data from home endbodies can be exported for further management in professional digital weight systems. Therefore, it is easy to submit the data measured at home to professional institutions such as clinics, hospitals, health clubs, and can manage the entire data separately for each user. These features allow you to back up and manage your data on a portable disk in case of emergency, and if your data is large, you can store it on a separate hard disk, and can also be useful when adding or deleting programs or upgrading.

It also supports the ability to back up the database to the web, so you can safely store your data in case of hard disk space or in case of emergency and restore it anytime, anywhere.

Then, if the 'Internet connection' button is selected on the main menu screen, a connection screen is displayed as shown in FIG. Referring to FIG. 19, the connection screen allows input of a user ID (ID) and a user password for logging in, and may set options such as 'automatically inputting a user password' and 'automatically transmitting data upon connection'. Member registration and login end button are displayed. When the communication line is connected in this way, the Internet can be used to provide more information to the user, and when the user's data is uploaded to the Internet, an expert consultation can be obtained from the website. (734 ~ 739)

24 is a configuration of a weight management system to which blood pressure, blood sugar, and body fat measurement function are added according to the present invention, and FIG. 25 is an operation flowchart of the configuration shown in FIG. 24.

Referring to FIG. 24, the professional digital weight management system according to the present invention includes a computer 120 equipped with a dedicated software 122, a digital weight sensor 110 connected to a USB port of the computer 120, and a computer ( Blood pressure, blood sugar, body fat measurement device 150 is connected to the RS232 port of the 120. Here, the blood pressure, blood sugar, body fat measuring device 150 may be integrated into one device, but may be separately separated into each individual device and connected to each other, and the computer 120 may be connected in various ways such as RS232 or USB. Do. The dedicated software 122 includes a weight measurement module 122a for processing weight measurement and a measurement module 122b for measuring blood pressure, blood sugar and body fat.

As such, the weight management system of the present invention to which blood pressure, blood sugar, and body fat measurement functions are added performs a procedure as shown in FIG. 25. First, after the program is installed and the program is executed, the program is executed to check the connection between the digital weight sensing device 110 and the blood pressure, blood sugar, and the body fat measurement device 150 (S1 to S3).

Then, after registering or selecting a user to measure the weight, and select the measurement mode (S4 ~ S6). The measurement mode includes a body fat measurement mode S7, a blood pressure measurement mode S8, and a blood sugar measurement mode S9. When the mode is selected, measurement is started by the corresponding measurement device 150 (S10). Displays the progress of the measurement and stores the data when the measurement is completed (S11 to S13). Next, the next measurement mode is selected to repeat the measurement process or to display the result when the measurement is completed (SS14, S15).

If the program is to be terminated or not, the program is terminated. If not, the program is terminated. Otherwise, the process proceeds to step S4 to wait for the next user (S16 and S17).

As described above, the present invention is different from the scale used in the general home, specialized in health care (ie, health club, small obesity clinic, hospital-based obesity clinic) is specialized to be used by 500 users It can be registered and managed systematically. And unlike a home scale, it can be used by connecting a database to multiple computers using a network connection type, and by adding expert opinions or advice data and calculating more information, based on expert opinions and more various values. Helps you get accurate health care

In particular, the present invention is a PC-connected type can check the result value from the PC through a USB cable that can be connected to the PC, it can show a lot of detailed and accurate information using a monitor that shows a limited measurement results when used alone have.

In addition, the user interface of the measurement results can be changed to suit the user, and it is convenient to save and manage the data without inputting the measurement data. That is, in the conventional single device scale, the measurement result was directly inputted and managed by the keyboard, but according to the present invention, the digital weight sensor 110, blood pressure, blood sugar, and body fat measurement device 150 may be connected to the PC 120. The measurement data is automatically stored and managed in the database. The stored data can be used as various statistics values to show more information to the user and to store and manage the opinions of experts.

In addition, according to the present invention, it is possible to check immediately when the user was in what state, and the result can be easily printed and distributed to the user, which can be used as a reference for later diagnosis.

Although the above has been described with reference to a preferred embodiment of the present invention, those skilled in the art will be variously modified and changed within the scope of the present invention without departing from the spirit and scope of the invention described in the claims below. I can understand that you can.

1 is a first use state diagram using a digital weight sensor according to the present invention,

Figure 2a is a second state of use using a digital weight sensor according to the present invention,

Figure 2b is a third state of use using a digital weight sensor according to the present invention,

3a and 3b is an external view of a digital weight sensor according to the present invention,

4 is a block diagram of a digital weight sensor according to the present invention;

5a to 5f are detailed circuit diagrams of a digital weight sensing device according to the present invention;

6 is an operational flowchart of dedicated software for managing weight in accordance with the present invention;

7 is a flow chart showing the flow of the DB function of the dedicated software according to the present invention,

8 is an example of an operation screen in the weight measuring step of FIG.

9 is an example of an initial screen in an initial program execution step of FIG.

10 is an example of an operation screen in the user registration step of FIG.

11 is an example of an operation screen in the user selection step of FIG.

12 is an example of an operation screen in the graph viewing step of FIG.

13 is an example of an operation screen in the overall measurement result viewing step of FIG.

14 is an example of an operation screen in the check report confirmation step of FIG.

15 is an example of an operation screen in the health information management step of FIG.

16 is an example of an operation screen in the body size management step of FIG.

17 is an example of an operation screen in the blood pressure pulse management step of FIG.

18 is an example of an operation screen in the data backup step according to the present invention;

19 is an example of an operation screen in the Internet connection (upload) step according to the present invention,

20 is a screen showing an example of meal information according to the present invention;

21 is a screen showing an example of a meal information graph according to the present invention;

22 is a screen showing an example of exercise information according to the present invention;

23 is a screen showing an example of the exercise information graph according to the present invention,

24 is an example of a configuration in which blood pressure, blood sugar, and body fat measurement function are added according to the present invention;

FIG. 25 is an operational flowchart of the configuration shown in FIG. 24; FIG.

* Explanation of symbols for main parts of the drawings

110: digital weight sensor 111: load cell

112: amplification and filter section 113: analog-to-digital converter

114: power management section 115: microprocessor

116: memory 117: display

120,240,250: PC 122,242: Dedicated Software

124,244 DB 130: Internet

140: website 210: server computer

220-1,220-2: Client computer 230: Network

246: card reader

Claims (14)

Load sensing means for detecting a load and converting the load into a corresponding electrical signal; An amplification and filtering unit for amplifying and filtering the output of the load sensing means; An analog to digital converter for converting the output of the amplifying and filtering unit into digital; A display unit for displaying an operation state; A connection port for connecting with a computer; A power supply unit which stabilizes the power supplied through the connection port and provides the power to each unit; And When the power is supplied through the connection port, the display unit turns red and checks the communication state with the computer. If the display unit is normal, the display unit turns green and waits for weight measurement. And a control unit for transmitting the load data input from the converter to the computer through the connection port and controlling the power unit to reduce power consumption in a power saving mode. A load sensing means for detecting a load and converting it into a corresponding electrical signal, an amplifying and filtering unit for amplifying and filtering the output of the load sensing means, and an analog-digital converter for converting the output of the amplifying and filtering unit to digital A display unit for displaying an operation state, a memory storing predetermined authentication data, a connection port for connecting to a computer, and a power supply unit for stabilizing power supplied through the connection port and providing it to each unit; When the power is supplied through the connection port, the display unit lights up in red, checks the communication state with the computer, and if it is normal, transmits the data stored in the memory to the computer, changes the display unit to green, and measures the weight. The load input from the analog-to-digital converter when the user weighs while waiting A digital weight sensing device configured to transmit data to the personal computer through the connection port and control the power unit to reduce power consumption in a power saving mode; When a predetermined application is executed, it checks the connection with the digital weight sensor and if normal, sets up a database with authentication data transmitted from the computer, and displays a main screen to perform a predetermined weight management procedure according to a user's selection. And a computer for displaying a current weight on a screen when load data is received from the digital weight sensor. The computer system of claim 2, wherein the main screen of the computer is Display current weight, current body mass index and current body fat percentage in the display box, and display user registration button, user search button, graph view button, comprehensive measurement result button, health care button, internet connection button, backup data button. Professional digital weight management system. The method of claim 2, wherein the computer, When the user registration button is selected on the main screen, a professional digital weight management system for providing a window for inputting user information, and when the input is completed, storing the information in a database to process registration. The method of claim 2, wherein the computer, Selecting a user search button on the main screen, provides a window for searching for user information, if the search is selected, the professional digital weight management system for displaying and selecting the corresponding user list. The method of claim 2, wherein the computer, When the graph view button is selected on the main screen, the user's database is read to display a weight-related graph, a body mass index graph, an obesity graph, an abdominal obesity graph, and a body fat percentage graph. Management system. The method of claim 2, wherein the computer, Selecting the comprehensive measurement result button on the main screen reads the user's database and displays comprehensive information related to weight, body mass index, obesity, abdominal obesity, and body fat percentage on the screen, and selecting print on the display screen prints the corresponding information. Professional digital weight management system, characterized in that. The method of claim 2, wherein the computer, When selecting the health information button on the main screen, professional digital weight management system, characterized in that to read the user's database to display body size information and blood pressure / pulse information. The method of claim 2, wherein the computer, If you select the Internet connection button on the main screen, access the web site by requesting the user's ID and password, and if you select the data transmission, professional digital data for uploading the user's measurement data to the database of the site Weight management system. The method of claim 2, wherein the computer, When the backup button is selected on the main screen, the entire database can be stored and backed up on an external storage medium, and only one user's data can be sent or imported to an external professional digital weight management system. The system of claim 2, wherein the digital management system is A professional digital weight management system further comprising a card reader connected to the computer to register as a user of the application program with the card information read by the card reader to perform a measurement function and a DB function. The system of claim 2, wherein the digital management system is The professional digital weight management system, characterized in that it further comprises a blood pressure, blood sugar, body fat measuring means connected to the computer to manage the user's health data. Connecting a device for sensing body weight to a computer; Running an application for weight management on a computer; Setting up a database for management according to authentication data stored in the device while the application program is executed; Setting up a user in the application; Measuring weight when the user climbs on the device, recording the weight in the database of the user, and displaying the current weight of the user; And Processing the weight-related information recorded in the database of the user according to the user's selection and displaying the text or graph, and analyzing the user's data to automatically display an expert's advice message for health care. A professional digital weight management method. The professional digital weight management method of claim 13, wherein the health care information includes meal information, exercise information, blood pressure, blood sugar, and body fat information.