JP2005287691A - Information communication terminal - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an information communication terminal capable of surely measuring the biological information of a human body without the need of complicated operations by a user. <P>SOLUTION: The information communication terminal (portable telephone set) 10 is provided with a temperature measuring part 130, an internal memory 121, a contact detection part 140 and a main control part 120. The temperature measuring part 130 measures the biological information (body temperature) of the human body in the state that the human body comes into contact with a detection part 131a provided on a case body, the internal memory 121 stores the biological information measured in the temperature measuring part 130, and the contact detection part 140 detects the contact state of the human body to the detection part 131a of the temperature measuring part 130. The main control part 120 performs control so as to preserve a measured value measured in the temperature measuring part 130 in the internal memory 121 as the biological information at the time of judging that the human body comes into contact with the detection part 131a on the basis of the detected result of the contact detection part 140. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to an information communication terminal such as a mobile phone capable of measuring biological information such as a human body temperature.

In recent years, information communication terminals such as mobile phones have become widespread among people as a means of information communication such as telephone and mail. This information communication terminal is often used while being carried by placing it in a user's bag or in a user's pocket. On the other hand, there is a demand for easily measuring biological information such as body temperature, heart rate, blood pressure, etc. in daily life for health management and the like. Therefore, it is convenient if the information communication terminal carried by the user can easily measure biological information such as body temperature.
Patent Document 1 discloses a mobile phone in which a body temperature sensor, a heart rate sensor, and the like are provided on a surface of an outer wall that can be contacted by a human body. This mobile phone performs a measurement operation such as body temperature when a user turns on a predetermined switch in a state in which a portion provided with a temperature sensor or the like on the outer wall surface of the housing is in contact with the human body. .
JP 2003-144392 A

  In the conventional information communication terminal (cellular phone), in order to perform a measurement operation such as body temperature, a complicated operation in which a user turns on a predetermined switch is necessary.

  The present invention has been made in view of the above problems, and an object thereof is to provide an information communication terminal that can reliably measure biological information of a human body without requiring a complicated operation by a user. .

In order to achieve the above object, a first aspect of the present invention provides a biological information measuring means for measuring biological information of a human body in a state in which the human body is in contact with or in proximity to a measurement detection unit provided in a housing, and the biological body An information communication terminal comprising a storage means for storing biological information measured by the information measurement means, wherein the human body detects the contact state or proximity state of the human body with respect to the detection unit, and the human body performs the detection Control for controlling the biological information measuring means and the storage means so that the measurement value measured by the biological information measuring means is stored in the storage means as biological information when a state in contact with or close to the part is detected. Means.
In this information communication terminal, when measuring the biological information of the user, the state detection means detects the contact state or proximity state of the human body with respect to the measurement detection unit provided in the housing. Then, when the state detection unit detects a state in which the human body is in contact with or close to the detection unit, that is, a state in which the biological information of the human body can be reliably measured, the measurement value measured by the biological information measurement unit is stored in the storage unit as biological information. save. Thus, based on the detection result of the state detection means, the biological information of the human body measured in a state in which the human body is reliably in contact with or close to the detection unit without performing a complicated operation such as a user turning on the switch. Can be stored in storage means.

According to a second aspect of the present invention, there is provided the information communication terminal according to the first aspect, wherein the state detecting means includes a plurality of electrodes provided in the casing, a voltage applying means for applying a voltage between the electrodes, and the human body. Current detecting means for detecting a current flowing between the electrodes via the plurality of electrodes, and the plurality of electrodes at positions where the human body comes into contact when the human body is in contact with or close to the detection unit. It is characterized by the arrangement.
In this information communication terminal, when the human body contacts or approaches the detection unit, the human body contacts a plurality of electrodes to which a voltage is applied. A current flows between the electrodes in contact with the human body via the human body. By detecting the current flowing between the electrodes by the current detection means, it is possible to easily detect a state in which a human body is in contact with or close to the detection unit. In addition, the value of the current flowing through the human body can be used as a part of biological information, or can be used for calculating biological information such as body fat percentage.

Further, the invention according to claim 3 is measured by the biological information measuring means for measuring the biological information of the human body in a state where the human body is in contact with or in proximity to the measurement detection unit provided in the housing, and the biological information measuring means. An information communication terminal comprising a storage unit for storing biological information, wherein a plurality of the detection units are provided at different positions of the housing, and the biological information measurement unit is independent of the plurality of detection units. The living body information is configured to be measurable, and based on a plurality of measurement values measured for the plurality of detection units, it is determined whether or not the human body is in contact with or close to the detection unit, and the human body detects the detection The biological information measuring means and the storage means so that the measurement value closest to the biological information of the human body among the plurality of measurement values is stored in the storage means as the biological information when it is determined that it is in contact with or close to the unit. Control means for controlling storage means It is characterized in that it comprises.
In this information communication terminal, when measuring the biological information of the user, the biological information is measured independently of each other with respect to a plurality of measurement detection units provided at different positions of the housing. Then, it is determined whether or not the human body is in contact with or close to the detection unit based on the plurality of measurement values measured for the plurality of detection units. Here, when only some of the plurality of detection units are in contact with or close to the user's human body, only the measurement values of the some detection units are close to the user's biological information. Further, when all of the plurality of detection units are in contact with or close to the user's human body, only the measurement values of all the detection units are close to the user's biological information. Therefore, it is possible to determine whether or not the human body is in contact with or close to the detection unit from the comparison result of the plurality of measurement values measured for the plurality of detection units. Then, based on the comparison result of the measured values, when it is determined that the human body is in contact with or close to the detection unit and the biological information of the human body can be reliably measured, the measured value measured by the biological information measuring unit is It is stored in the storage means as biological information. Based on a plurality of measurement values measured for a plurality of detection units in this way, measurement is performed in a state where the human body is in contact with or close to the detection unit without performing a complicated operation such as a user turning on the switch. The biometric information of the human body can be stored in the storage means.

According to a fourth aspect of the present invention, in the information communication terminal according to any one of the first to third aspects, a temperature sensor and a pressure sensor are provided in the detection unit.
In this information communication terminal, the temperature of the human body in contact with the detection unit can be measured by the temperature sensor provided in the detection unit. Furthermore, a pressure change caused by a change in blood flow of the human body in contact with the detection unit can be detected by a pressure sensor provided in the detection unit. Based on the detection result, the heart rate and blood pressure of the human body can be calculated and measured. Further, since it is possible to determine whether or not the human body is in contact with the detection unit based on whether or not the value such as the heart rate calculated from the pressure detection result is within the range of the human heart rate or the like, the pressure can be determined. A sensor can also be used as the state detection means.

According to a fifth aspect of the present invention, in the information communication terminal according to any one of the first to fourth aspects, the acceleration detection means for detecting the acceleration of the information communication terminal, and the control means include the detection result of the acceleration detection means. Based on this, the activity state of the user carrying the information communication terminal is determined.
In this information communication terminal, when the user is carrying, a specific change in acceleration occurs according to the movement of the user. For example, when a user carrying an information communication terminal is walking or running, a specific acceleration corresponding to the movement of the user is generated in the information communication terminal. And the time change pattern of the acceleration becomes a peculiar pattern corresponding to the user's walking motion or the like. Further, when the user is sitting in the office and working, the user hardly moves while sitting, so the acceleration of the information communication terminal hardly occurs. Furthermore, when the user is on a train, the user's body moves in response to the shaking of the train, etc., so that the information communication terminal carried by the user has a specific acceleration corresponding to the shaking of the train, etc. Occurs. And the time change pattern of the acceleration becomes a peculiar pattern corresponding to the time change of shaking of a train or the like. Thus, the user's value and its change pattern are different. Therefore, by detecting the acceleration of the information communication terminal with the acceleration detection means, the user carrying the information communication terminal is walking, working in the office, or traveling on the train based on the detection result. The user's activity state can be judged by the control means. By determining the user's activity state in this way, the biological information of the user's human body can be measured at the timing of the user's desired activity state, or the measured biological information can be The information can be stored in the storage means in association with the information.

Examples of the “biological information” to be measured include human body temperature, heart rate, blood pressure, body fat percentage, electrocardiogram information, and the like.
The “biological information measuring unit” may measure the biological information of the human body in a state where the detection unit provided in the housing is in contact with the human body, and the detection unit and the human body are not in direct contact with each other. The living body information of the human body may be measured in a state where both are close to each other. For example, when measuring the biological information of a human body with clothes interposed between the detection unit and the human body, or detecting infrared rays emitted from the human body in a state where the detection unit and the human body are in close contact with each other It may be one that measures biological information of the human body.
Further, above-mentioned "information communication terminal" is, PDC (Personal Digital Cellular) _{system, GSM (Global S Y stem for} Mobile Communication) system, TIA (Telecommunications Industr _Y Association) mobile phone such method, IMT (International Mobile Telecommunications) -2000 standard mobile phone, TD-SCDMA (MC: Multi Carrier) mobile phone, one of TD-SCDMA (Time Division asynchronous Code Division Multiple Access), PHS (Personal Hand _Y phone Service), An example is a car phone. Examples of the “information communication terminal” include an information communication terminal such as a PDA (Personal Digital Assistance) having no telephone function in addition to the telephone set.
Further, the control by the control means in the information communication terminal can be realized by executing a predetermined program on a computer provided in the information communication terminal. Delivery of the program used in the computer may be performed using a recording medium such as an FD or CD-ROM in which the program is recorded as digital information, or may be performed using a communication network such as a computer network.

According to the first to fifth aspects of the invention, there is an effect that the biological information of the human body can be reliably measured without requiring a complicated operation such as a user turning on the switch.
In particular, according to the second aspect of the present invention, it is possible to easily detect the state in which the human body is in contact with or close to the detection unit, and the value of the current flowing through the human body can be used as a part of biological information, There is an effect that it can be used for calculation of biological information such as rate.
In particular, according to the invention of claim 4, the heart rate and blood pressure can be measured together with the body temperature of the human body. Furthermore, since the pressure sensor can be used also as the state detection means, there is an effect that the configuration becomes simpler than when the state detection means is provided individually.
In particular, according to the invention of claim 5, there is an effect that the biological information of the user's human body can be measured at a timing when the user is in any desired activity state.

Hereinafter, embodiments in which the present invention is applied to a mobile phone as an information communication terminal will be described.
Embodiment 1
FIG. 1 is a block diagram showing a schematic configuration of a mobile phone according to a first embodiment of the present invention. 2A and 2B are a front view and a right side view, respectively, showing the external configuration of the mobile phone. The cellular phone 10 according to the present embodiment is a clamshell (folding) type cellular phone including a main body portion 101 and a lid portion 102 that can swing around a hinge portion 100. The mobile phone 10 includes a main control unit 120 as a control unit, an internal memory 121 as a storage unit, a wireless communication unit 122 and an antenna 111 as a communication unit, a temperature measurement unit 130 as a biological information measurement unit, And a contact detection unit 140 as a state detection unit.

The main control unit 120 includes, for example, a CPU, a cache memory, a ROM, a system bus, and the like, and transmits and receives data to and from each unit such as the internal memory 121 and the wireless communication unit 122 by executing a predetermined control program. And control each part. A microphone 108 and a speaker 109 are connected to the main control unit 120 via an audio processing unit 123, and a display unit 125 is connected via an image processing unit 124. Furthermore, a key operation unit 126, a temperature measurement unit 130, and a contact detection unit 140 are also connected to the main control unit 120.
The display unit 125 is provided on the lid unit 102 side, and is configured using the liquid crystal display 110 or the like. Various kinds of information such as characters and images are displayed on the display unit 125. The display unit 125 can also display measurement results of biological information such as body temperature, which will be described later.
The key operation unit 126 includes a data input key 103 (ten keys, * key, # key), a call start key 104, a call end key 105, a scroll key 106, a multi-function key 107, and the like. This is used for scrolling or selecting information displayed on the display unit 125.

  The internal memory 121 is constituted by a semiconductor memory such as a RAM or a ROM, and stores a control program executed by the main control unit 120 and various data. The internal memory 121 is also used as content data storage means for storing content data such as images, music, and programs downloaded from information providing sites. Further, the internal memory 121 is a storage unit for storing sound data output from the speaker 109, image data displayed on the display unit 125, data of measurement values of biological information such as body temperature described below measured by various sensors, and the like. Can also be used.

  The wireless communication unit 122 is controlled by the main control unit 120, and performs wireless communication with a base station of a mobile phone communication network as a communication network through an antenna 111 by a predetermined communication method. Through this wireless communication, voice telephone communication can be performed with a specific mobile phone or the like, and data communication such as transmission / reception of e-mails or content download from an information providing site can be performed.

  FIG. 3 is a block diagram illustrating a configuration example of the temperature measuring unit 130. The temperature measurement unit 130 measures the body temperature as biological information of the human body in a state where the human body is in contact with the detection unit 131a provided on the right side surface portion 101r which is the outer wall surface portion of the housing of the main body unit 101. The temperature measurement unit 130 is configured using a temperature sensor 131 having a detection unit 131a, a sensor circuit 132, and an AD converter 133. The sensor circuit 132 performs driving of the temperature sensor 131 and processing of a signal output from the temperature sensor 131. The AD converter 133 converts the analog output signal output from the sensor circuit 132 into a digital signal. Data of the temperature measurement value detected by the temperature sensor 131 is input to the main control unit 120 via the AD converter 133.

FIG. 4 is a block diagram illustrating a configuration example of the contact detection unit 140. The contact detection unit 140 detects the contact state of the human body with the detection unit 131a. The contact detection unit 140 includes a plurality of (two in this embodiment) electrodes 141 and 142 provided in the housing of the main body 101 and a voltage application that applies a DC or AC voltage between the electrodes 141 and 142. A voltage application circuit (DC power supply) 143 as means, a current detection circuit 144 as current detection means, and an AD converter 145 are used. The current detection circuit 144 detects a current flowing between the electrodes 141 and 142 via the human body, and outputs an output signal corresponding to the detected current magnitude. The AD converter 145 converts the analog output signal output from the current detection circuit 144 into a digital signal (measurement value data).
When a human body touches both of the electrodes 141 and 142 with a predetermined voltage applied between the electrodes 141 and 142, a current flows between the electrodes 141 and 142 via the human body. This current is detected by the current detection circuit 144, and data of the detection result is input to the main control unit 120 via the AD converter 145.
In the case where the current value data is not sent to the main control unit 120 but the current presence / absence data or the current value data is larger than the reference value is sent to the main control unit 120, As shown in FIG. 5, instead of the AD converter 145, a comparison circuit 146 that compares the magnitude of the output signal output from the current detection circuit 144 with a reference value in advance may be provided. For example, the comparison circuit 146 outputs digital data “1” when the magnitude of the output signal is larger than a reference value, and outputs digital data “0” when the magnitude of the output signal is equal to or less than the reference value. .

  The two electrodes 141 and 142 are arranged at positions where the human body comes into contact with the human body when the human body is in contact with the detection unit 131a. In the configuration shown in FIG. 2, when the user holds the main body 101 of the mobile phone 10 with the right hand, the belly portion of the right hand contacts the electrodes 141 and 142 and the detection unit 131a.

FIGS. 6A and 6B and FIG. 7 are diagrams showing other arrangement examples of the electrodes 141 and 142 and the detection unit 131a.
6A and 6B, one electrode 141 and the detection unit 131a are arranged on the right side surface 101r of the main body 101 of the mobile phone 10, and the other electrode 142 is the left side surface of the main body 101. Is arranged. In this configuration, when the user holds the main body 101 of the mobile phone 10 with the right hand, the belly portion of the right hand contacts the electrode 141 and the detection unit 131a, and the fingertip such as the index finger or the middle finger of the right hand touches the electrode 142. To touch. The electrode 142 may be touched by the user's left hand.
In the arrangement example of FIG. 7, the electrodes 141 and 142 and the detection unit 131 a are arranged on the back surface 101 b of the main body unit 101 of the mobile phone 10. In the case of this configuration, when the user holds the main body 101 of the mobile phone 10 with his / her hand, the belly portion of the hand contacts all of the electrodes 141 and 142 and the detection unit 131a.

As long as the said detection part 131a and the electrodes 141 and 142 are the said predetermined arrangement | positioning, arbitrary shapes are employable. For example, in the configuration examples shown in FIGS. 2, 6, and 7, the detection unit 131a has a circular shape, and the two electrodes 141 and 142 have a rectangular shape.
Further, as shown in FIGS. 8A and 8B, the detection unit 131a may be arranged in the center, and the electrodes 141 and 142 may be arranged in a ring shape so as to surround the periphery thereof.
Moreover, you may arrange | position so that one of said two electrodes and the detection part 131a may overlap. For example, as shown in FIGS. 9A and 9B, the electrode 141 is disposed so as to be exposed to the outside, and the detection unit 131a of the temperature sensor 131 is disposed on the back surface side of the electrode 141. Also good. In this case, the heat of the user's human body is transmitted to the detection unit 131a via the electrode 141.

FIG. 10 is a flowchart showing an operation of measuring body temperature in the mobile phone 10 having the above configuration.
First, a predetermined voltage is applied to the two electrodes 141 and 142 of the contact detection unit 140 so that a current flowing between the electrodes 141 and 142 via the human body can be detected (step S1). In this state, when the user holds the main body 101 of the mobile phone 10, the belly portion of the hand contacts the surfaces of the electrodes 141, 142 and the detection unit 131 a, and the electrode 141 passes through the human body of the user. , 142 flows current. When this current is detected by the current detection circuit 144 of the contact detection unit 140 and the detection result is sent to the main control unit 120, it is determined that the user's human body is in contact with the detection unit, and the temperature measurement unit 130. Is performed (steps S2 and S3). The data of the temperature measurement value measured by the temperature measurement unit 130 is sent to the main control unit 120 and stored in the internal memory 121 as user temperature data (step S4). The body temperature data may be stored in the internal memory 121 in association with the data of the date and time when the body temperature is measured, so that the body temperature data can be analyzed over time.

  FIG. 11 is a flowchart showing an operation of body temperature measurement according to the modification. In this operation example, after a predetermined voltage is applied to the electrodes 141 and 142 (step S1), when a current flowing between the electrodes 141 and 142 is detected through the human body that has contacted the electrodes 141 and 142, the timer is activated. It is reset (step S3). And after predetermined time passes, the temperature measurement by the temperature measurement part 130 is performed (step S4, S5). The data of the temperature measurement value measured by the temperature measurement unit 130 is sent to the main control unit 120 and stored in the internal memory 121 as user body temperature data (step S6). In the case of this operation example, after the human body (user) comes into contact with the detection unit 131a, the temperature measurement data obtained when the human body temperature and the detection unit 131a become substantially equal after a predetermined time has passed. Since it preserve | saves as, it can measure a user's body temperature more accurately.

FIG. 12 is a flowchart showing an operation of body temperature measurement according to the modification. This operation example is an example in which the measured data of the current flowing between the electrodes 141 and 142 through the user's human body is used to calculate the body fat percentage of the user (the proportion of fat in the human body). is there. The applied voltage in this case is preferably an AC voltage of several tens of kHz so that a weak current of 1 mA or less can be accurately measured. In addition, the electrodes 141 and 142 in this operation example are arranged such that one electrode 141 and the detection unit 131a are arranged on the right side surface 101r of the main body 101 of the mobile phone 10 as shown in FIG. It is preferable to arrange on the left side surface of the part 101. The user's right hand is in contact with the electrode 141 and the detection unit 131a disposed on the right side surface 101r of the main body 101, and the user's left hand is in contact with the electrode 142 disposed on the left side surface of the main body 101. A person holds the mobile phone 10.
In this operation example, after a predetermined voltage is applied to the electrodes 141 and 142 (step S1), when a current flowing between the electrodes 141 and 142 is detected through a human body that is in contact with the electrodes 141 and 142, the current is detected. And the temperature measurement by the temperature measurement unit 130 are performed (steps S2 and S3). The temperature measurement data measured by the temperature measurement unit 130 is sent to the main control unit 120 and stored in the internal memory 121 as user body temperature data (step S4). On the other hand, the data of the measured value of the current flowing through the human body measured by the contact detection unit 140 is sent to the main control unit 120 and the body weight data of the user is stored using the weight data of the user stored in advance. An approximate value is calculated (step S5). The calculated body fat percentage calculated by the main control unit 120 is stored in the internal memory 121 (step S6).

As described above, according to the present embodiment, based on the detection result of the contact detection unit 140, a state in which a human body is reliably in contact with or close to the detection unit 131a without performing a complicated operation such as a user turning on a switch. The body temperature information of the user (human body) measured in step 1 can be stored in the internal memory 121. Therefore, it is possible to reliably measure the body temperature information of the user (human body) without requiring a complicated operation such as turning on the switch by the user.
In particular, according to the present embodiment, the current that flows between the electrodes 141 and 142 of the contact detection unit 140 is detected by the current detection circuit 144, so that the state in which the user (human body) is in contact with the detection unit 131a can be simplified. It can be detected. Further, the value of the current flowing through the human body can be used as a part of human body biological information such as body fat percentage. In this way, the state in which the user (human body) is in contact with the detection unit 131a can be easily detected, and the value of the current flowing through the user's human body can be used as part of the biological information, It can be used to calculate biological information.
In addition, the said state detection means is not limited to a means which detects the state which the user (human body) contacted from the detection result of the electric current which flows between two electrodes via a human body like this embodiment. For example, when a part of a user (human body) is in contact with or close to the electrode, the user (human body) is contacted by using a change in capacitance generated between the electrode and the user (human body). A means for detecting the state or the proximity state may be employed. In addition, a means for detecting the contact state or proximity state of the user (human body) using reflection of ultrasonic waves or transmission or reflection of light such as infrared rays may be employed.

[Embodiment 2]
FIG. 13 is a block diagram showing a schematic configuration of the mobile phone 10 according to the second embodiment of the present invention. FIGS. 14A and 14B are a rear view and a side view in a folded state, respectively, showing the external configuration of the mobile phone 10. In addition, the same code | symbol is attached | subjected about the part similar to said 1st embodiment, and those description is abbreviate | omitted.
The mobile phone 10 of the present embodiment is provided with detection units 131a and 134a corresponding to the two temperature sensors 131 and 134 at different positions on the outer wall surface of the casing. The temperature measuring unit 130 as a biological information measuring unit is configured to be able to measure body temperature information as biological information independently of each other with respect to the two detection units 131a and 134a. Note that the cellular phone 10 according to the present embodiment does not include the contact detection unit 140 as the state detection unit described above. In the mobile phone according to the present embodiment, the detection units for measuring the temperature may be provided at three or more locations.

As shown in FIGS. 14A and 14B, the two detection units 131a and 134a are divided into a main body 101 of the mobile phone and a back surface 101b and 102b of the casing of the lid 102, respectively. It has been. The back surface portion 101b of the main body portion 101 and the back surface portion 102b of the lid portion 102 are perpendicular to the thickness direction and exposed to the outside in the state of carrying the cellular phone 10 closed as shown in FIG. The exposed external surface. The mobile phone 10 in a portable state in which the display unit 125 (the liquid crystal display 110) of the lid unit 102 is overlapped with the key operation unit 126 (data input key 103) of the main body unit 101 and is folded is the user's clothes. In a pocket or the like. At this time, one of the back surface portion 101b of the main body portion 101 and the back surface portion 102b of the lid portion 102 is opposed to be close to the user's human body, and the other back surface portion is separated from the user's human body. Facing outwards in position. In this state, when the temperature is measured for the detection units 131a and 134a provided on the respective back portions, the temperature close to the user's body temperature is measured by one detection unit, and the temperature of the outside air is measured by the other detection unit. A near temperature is measured.
As shown in FIGS. 15A and 15B, in the case of a mobile phone that is not a clamshell (folded) type, that is, a mobile phone in which the main body and the lid are integrated, the key operation One detection portion 131a is provided on the front surface portion 100f side where the display portion and the display portion are present, and the other detection portion 134a is provided on the back surface portion 100b.

  FIG. 16 is a block diagram illustrating a configuration example of the temperature measurement unit 130 in the present embodiment. In the temperature measurement unit 130, the temperature sensor 131 having the detection unit 131a, the temperature sensor 134 having the detection unit 134a, the sensor circuit 132, and the AD conversion are performed so that the temperatures of the detection units 131a and 134a can be independently measured. And the device 133. The sensor circuit 132 drives the temperature sensors 131 and 134 and processes signals output from the temperature sensors 131 and 134. The AD converter 133 converts the analog output signal output from the sensor circuit 132 into a digital signal. Data of temperature measurement values detected by the temperature sensors 131 and 134 is input to the main control unit 120 via the AD converter 133.

FIG. 17 is a flowchart showing an operation of measuring body temperature in the mobile phone 10 having the above configuration.
First, in a state where the mobile phone is folded and put in a pocket of clothes, the temperature measurement operation by the temperature measurement unit 130 is executed for the two detection units 131a and 134a (step S1). The data of the measured values of the two temperatures measured by the temperature measuring unit 130 are sent to the main control unit 120, and a comparison process is performed to determine whether the human body is in contact with clothes (step S2). ). Here, when there is a predetermined difference between the measured data of the two temperatures, it is determined that one detection unit is in contact with the human body through clothes (step S3), and the two temperature measurements Data of one measurement value close to the body temperature of the human body is stored in the internal memory 121 as user body temperature data (step S4). The body temperature data may be stored in the internal memory 121 in association with the data of the date and time when the body temperature is measured, so that the body temperature data can be analyzed over time.

As described above, according to the present embodiment, a human body is placed on the detection unit without performing a complicated operation such as a user turning on the switch based on a plurality of measurement values measured for the two detection units 131a and 134a. The body temperature information of the user (human body) measured in a state of being surely in contact or close can be stored in the internal memory 121. Therefore, it is possible to reliably measure the body temperature information of the user (human body) without requiring a complicated operation such as turning on the switch by the user.
In particular, according to the present embodiment, the user only has to put the mobile phone in a pocket of clothes, etc., and the user does not perform an operation such as holding the mobile phone, and the body temperature is not noticed by the user. Automatic measurement is possible.

In addition, in each said embodiment, you may comprise so that other biological information, such as a user's heart rate and a blood pressure other than a user's body temperature, can be measured.
FIG. 18 is a block diagram showing a schematic configuration of a mobile phone in which the heart rate and blood pressure can be measured together with the user's body temperature in the first embodiment described above. FIGS. 19A and 19B are a front view and a right side view, respectively, showing the external configuration of the mobile phone. In addition, the same code | symbol is attached | subjected about the part similar to said 1st embodiment, and those description is abbreviate | omitted.
The cellular phone according to the present embodiment includes a temperature measurement detection unit 131a and a pressure measurement detection unit 151a in a casing. The pressure measuring detector 151a is constituted by a pressure sensor 150 using a piezoelectric element, for example.

FIGS. 20A and 20B are a plan view and a cross-sectional view illustrating an arrangement example of the temperature measurement detection unit 131a and the pressure measurement detection unit 151a. In this arrangement example, a circular pressure measuring detector 151a is arranged in the center, and a ring-shaped temperature measuring detector 131a is arranged concentrically around the detector.
FIGS. 21A and 21B are a plan view and a cross-sectional view illustrating an arrangement example of the temperature measurement detection unit 131a and the pressure measurement detection unit 151a according to the modification. In this arrangement example, the temperature measurement detection unit 131a is arranged so as to be exposed to the outside, and the detection unit 151a of the pressure sensor 151 is arranged in contact with the back side of the detection unit 131a of the temperature sensor 131.

  FIG. 22 is a block diagram illustrating a configuration example of the pressure measurement unit 150. The pressure measuring unit 150 measures the pressure from the human body that is in contact with the pressure measuring detector 151a. The pressure measurement unit 150 includes a pressure sensor 151 having a detection unit 151a, a sensor circuit 152, a heart rate calculation unit 153, and a blood pressure calculation unit 154. The sensor circuit 152 performs driving of the pressure sensor 151 and processing of a signal output from the pressure sensor 151. The heart rate calculation unit 153 performs pulse waveform processing on the analog output signal output from the sensor circuit 152, counts pulses corresponding to the heart rate, and calculates the number of pulses per predetermined time as heart rate measurement data. To do. In addition, the blood pressure value is calculated from the waveform or peak value of the analog output signal output from the sensor circuit 152. These heart rate and blood pressure measurement data are input to the main control unit 120.

FIG. 23 is a flowchart showing measurement operations such as body temperature and heart rate in the mobile phone 10 having the above-described configuration.
The pressure measurement operation is started in a state where the user presses the detection units 131a and 151a of the mobile phone 10 against the wrist or the like (step S1). Then, the pressure measurement unit 150 calculates the heart rate and the blood pressure based on the measurement data of the pressure change with time measured by the pressure sensor 151 (step S2), and the calculated values are within a predetermined range in the case of the human body. It is determined whether or not the value is in the range (step S3). Here, when it is within the range of the calculated values of the heart rate and blood pressure of the human body, it is determined that the detection units 131a and 151a of the mobile phone 10 are in contact with the human body (such as the wrist), The temperature measurement operation by the temperature measurement unit 130 is executed (step S4). Since it can be determined whether the human body is in contact with the detection unit based on the value of the heart rate and blood pressure calculated from the time change of the output signal of the pressure sensor in this way, the electrodes for detecting the human body contact described above, etc. This eliminates the need to provide a simple configuration.
The measured temperature data measured by the temperature measuring unit 130 is sent to the main control unit 120 and stored in the internal memory 121 as user temperature data (step S5). Furthermore, the heart rate and blood pressure measurement data measured by the pressure measurement unit 150 are also sent to the main control unit 120 and stored in the internal memory 121 as user heart rate and blood pressure data (step S6). . The body temperature, heart rate and blood pressure data may be stored in the internal memory 121 in association with the data of the date and time when they are measured, so that the temporal changes of the body temperature, heart rate and blood pressure data can be analyzed. .

  Even when the heart rate, blood pressure, and the like are measured using the pressure sensor, the electrodes 141 and 142 and the contact detection unit 140 for detecting human body contact may be provided as in the above-described embodiment. In this case, as shown in the operation flow of FIG. 24, when a current flows between the electrodes 141 and 142 via the human body, it is determined that the human body is in contact with the detection unit, and the temperature and pressure measurement operations are performed. Is executed (steps S1 to S3). Then, the temperature measurement value data is stored as body temperature data, and the heart rate and blood pressure calculation values calculated from the pressure time change measurement data are stored as the user heart rate and blood pressure measurement data (step). S4 to S6).

Moreover, in each said embodiment, you may comprise so that the measurement of biological information, such as the said user's body temperature, may be performed, grasping | ascertaining the activity state of the user's human body.
FIG. 25 is a block diagram showing a schematic configuration of a mobile phone in which the user's body temperature and the like can be measured while grasping the activity state of the user's human body in the second embodiment described above. In addition, the same code | symbol is attached | subjected about the part similar to 1st embodiment and 2nd embodiment, and those description is abbreviate | omitted.
The cellular phone according to the present embodiment includes an acceleration measuring unit 160 that measures acceleration applied to the cellular phone 10 together with the two temperature measuring detectors 131a and 134a.

FIG. 26 is a block diagram illustrating a schematic configuration of the acceleration measurement unit 160. The acceleration measuring unit 160 includes an acceleration sensor 161 as an acceleration detecting unit, a sensor circuit 162, and an AD converter 163. As the acceleration sensor 161, a sensor capable of detecting acceleration in one axis, two axes, or three axes is used. The sensor circuit 162 drives the acceleration sensor 161 and processes a signal output from the acceleration sensor 161. The AD converter 163 converts the analog output signal output from the sensor circuit 162 into a digital signal. Data of measured acceleration values detected by the acceleration sensor 161 is input to the main control unit 120 via the AD converter 163.
The main control unit 120 determines the activity state of the user carrying the mobile phone 10 based on the acceleration measurement data obtained from the output signal of the acceleration sensor 161. For example, when a three-axis acceleration sensor is used, as shown in the following Table 1, based on the range of acceleration measurement data in the X-axis, Y-axis, and Z-axis directions, the user activity state A, B and C are judged. Here, the X axis is an axis along the lower edge of the liquid crystal display 110 (horizontal direction in FIG. 2), and the Y axis is the direction along the left edge of the liquid crystal display 110 (vertical direction in the figure). Axis. The Z axis is an axis in a direction perpendicular to the surface of the liquid crystal display 110. Examples of the activity state to be determined include a state where a user carrying the mobile phone 10 is walking or running, a state where he / she is working in the office, a state where he / she is on a train, etc. It is done.

FIG. 27 is a flowchart showing a body temperature measurement operation in the mobile phone 10 having the configuration shown in FIG.
The acceleration measurement operation is started with the user carrying the mobile phone 10 (step S1). Then, the acceleration measuring unit 160 determines the activity state of the user based on the acceleration time change pattern (step S2). Here, when the activity state of the user is a preset activity state, it is determined that it is time to measure the body temperature, and the temperature measurement operation by the temperature measurement unit 130 is executed (steps S3 to S4). The temperature measurement data measured by the temperature measurement unit 130 is sent to the main control unit 120 and stored in the internal memory 121 as user body temperature data (step S5).

FIG. 28 is a flowchart showing the body temperature measurement operation according to a modification of the mobile phone 10 having the configuration shown in FIG. In this operation example, when the user's activity state is the preset activity state as described above, after determining that it is the timing of body temperature measurement (steps 1 to S3), the temperature of the two detection units 131a and 134a is determined. The temperature measurement operation by the measurement unit 130 is executed (step S4). The data of the measured values of the two temperatures measured by the temperature measurement unit 130 are sent to the main control unit 120, and a comparison process is performed to determine whether the human body is in contact with clothes (step S5). . Here, when there is a predetermined difference between the measured data of the two temperatures, it is determined that one detection unit is in contact with the human body via clothes (step S6), and the two temperature measurements are Data of one measured value close to the body temperature of the human body is stored in the internal memory 121 as user body temperature data (step S7).
The body temperature data is stored in the internal memory 121 in association with the date and time data of the body temperature measurement, the acceleration measurement data, the activity state information determined in step S2 of FIGS. 27 and 28, and the like. You may enable detailed analysis of body temperature data.
In addition to the body temperature data, biometric information such as a user's heart rate and blood pressure may be measured using a pressure sensor and stored in the internal memory 121.

1 is a block diagram showing a schematic configuration of a mobile phone according to an embodiment of the present invention. (A) is a front view showing an external configuration of the mobile phone. (B) is a right side view of the mobile phone. The block diagram which shows the example of 1 structure of the temperature measurement part of the mobile phone. The block diagram which shows the example of 1 structure of the contact detection part of the mobile phone. The block diagram which shows the structural example of the contact detection part which concerns on a modification. (A) is a front view which shows the external appearance structure of the mobile telephone which concerns on a modification. (B) is a right side view of the mobile phone. The rear view which shows the external appearance structure of the mobile telephone which concerns on another modification. (A) is a top view which shows arrangement | positioning of the electrode which concerns on a modification, and a detection part. (B) is sectional drawing of the same electrode and a detection part. (A) is a top view which shows arrangement | positioning of the electrode and detection part which concern on another modification. (B) is sectional drawing of the same electrode and a detection part. 6 is a flowchart showing an operation of measuring body temperature in the mobile phone according to the embodiment. The flowchart which shows the operation | movement of the body temperature measurement which concerns on a modification. The flowchart which shows the operation | movement of the body temperature measurement which concerns on another modification. The block diagram which shows schematic structure of the mobile telephone which concerns on other embodiment of this invention. (A) is a rear view showing an external configuration of the mobile phone. FIG. 4B is a right side view of the cellular phone in a folded state. (A) is a front view which shows the external appearance structure of the mobile telephone which concerns on a modification. (B) is a rear view of the mobile phone. FIG. 3 is an exemplary block diagram illustrating a configuration example of a temperature measurement unit of the mobile phone according to the embodiment. The flowchart which shows the operation | movement of the body temperature measurement in the mobile phone. The block diagram which shows schematic structure of the mobile telephone which concerns on further another embodiment of this invention. (A) is a front view showing an external configuration of the mobile phone. (B) is a right side view of the mobile phone. (A) is a top view which shows arrangement | positioning of the detection part in the mobile phone. (B) is sectional drawing of the detection part. (A) is a top view which shows arrangement | positioning of the detection part which concerns on a modification. (B) is sectional drawing of the detection part. The block diagram which shows the example of 1 structure of the pressure measurement part of the mobile telephone of the embodiment. The flowchart which shows measurement operation | movement of body temperature etc. in the mobile phone. The flowchart which shows measurement operation | movement of body temperature etc. which concern on a modification. The block diagram which shows schematic structure of the mobile telephone which concerns on further another embodiment of this invention. The block diagram which shows the example of 1 structure of the acceleration measurement part of the mobile phone. The flowchart which shows the measurement operation | movement of the body temperature in the mobile phone. The flowchart which shows the measurement operation | movement of the body temperature which concerns on a modification.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Cellular phone 101 Main body part 102 Cover part 120 Main control part 121 Internal memory 130 Temperature measurement part 131a Detection part for temperature measurement 140 Contact detection part 141,142 Electrode

Claims (5)

Biological information measuring means for measuring biological information of the human body in a state where the human body is in contact with or in proximity to the detection unit provided in the housing, and storage means for storing the biological information measured by the biological information measuring means. Information communication terminal,
A state detection means for detecting a contact state or proximity state of the human body with respect to the detection unit;
Based on the detection result of the state detection means, the measurement value measured by the biological information measurement means when it is determined that the human body is in contact with or close to the detection unit is stored in the storage means as biological information. And an information communication terminal comprising: a control means for controlling the biological information measuring means and the storage means. In the information communication terminal according to claim 1,
The state detection means includes a plurality of electrodes provided on the casing, a voltage application means for applying a voltage between the electrodes, and a current detection means for detecting a current flowing between the electrodes via the human body. And configure
An information communication terminal, wherein the plurality of electrodes are arranged at a position where the human body contacts when the human body is in contact with or close to the detection unit. Biological information measuring means for measuring biological information of the human body in a state where the human body is in contact with or in proximity to the detection unit provided in the housing, and storage means for storing the biological information measured by the biological information measuring means. Information communication terminal,
A plurality of the detection units are provided at different positions on the casing,
The biological information measuring means is configured to be able to measure biological information independently of each other for the plurality of detection units,
Based on a plurality of measured values measured for the plurality of detection units, it is determined whether or not the human body is in contact with or in proximity to the detection unit, and it is determined that the human body is in contact with or in proximity to the detection unit A control means for controlling the biological information measuring means and the storage means so that the measurement value closest to the biological information of the human body among the plurality of measurement values is stored as biological information in the storage means. An information communication terminal characterized by that. In the information communication terminal according to any one of claims 1 to 3,
An information communication terminal characterized in that a temperature sensor and a pressure sensor are provided in the detection unit. In the information communication terminal according to any one of claims 1 to 4,
Acceleration detecting means for detecting the acceleration of the information communication terminal;
An information communication terminal characterized in that the control means determines an activity state of a user carrying the information communication terminal based on a detection result of the acceleration detection means.

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