JP2002186597A - On-bed monitoring device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To monitor various states on a bed. SOLUTION: An on-bed monitoring device comprises a presence/absence deciding means 5 for deciding the presence or not on a bedding according to an output of a pressure sensor 4 on the bedding 1, and a transmitting means 6 for transmitting the decision of the means 5.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an on-bed monitor device for confirming the safety of a family or the like who lives far away on a daily basis.

[0002]

2. Description of the Related Art Conventionally, as this kind of on-bed monitor device,
For example, there is one described in Japanese Patent Publication No. 04-64689 (heart rate abnormality detecting device). In the conventional monitoring device, in the heart rate abnormality detecting device, the abnormality detecting means processes the output of the pressure sensor.

[0003]

However, in the above-described conventional configuration, the abnormal heart rate detecting device determines and outputs an abnormal heart rate value from a heart rate signal of a user who is in bed, so that a family or the like living away from home can use it. Are you living safely everyday?
It is not possible to confirm the safety, such as whether or not you are awake. When the measurement item is the heart rate, the fluctuation of the heart rate is affected by the movement of the body. Therefore, it is difficult to judge whether the heart rate is increased or a natural increase in the heart rate due to movement is not possible from the information on the heart rate alone. Is hard to understand and cannot be found. Further, changes in life patterns due to poor physical condition, lack of sleep, insomnia, difficulty in falling asleep, difficulty in getting up in the morning, and the like cannot be remotely monitored. The conventional configuration has the above-described problems.

[0004] It is an object of the present invention to solve the above-mentioned conventional problems and to provide an on-bed monitoring device that enables a family or the like who lives apart to check the on-bed information of a user.

[0005]

SUMMARY OF THE INVENTION In order to solve the above-mentioned conventional problems, an on-bed monitoring device of the present invention measures a signal caused by a body motion of a user while on the floor and transmits the measured signal wirelessly or by wire. Things.

[0006] This makes it possible to determine various abnormalities during bed stay from a remote place.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention according to claim 1 is characterized in that the present invention is applied to a bed sensor for measuring a signal caused by body movement of a user while bed, and a predetermined sensor by the bed sensor. By using an in-bed monitor device including a transmission unit that transmits information at a predetermined timing wirelessly or by wire, it is possible to measure a signal caused by a body motion of a user while being in bed and transmit it wirelessly or by wire It is possible to judge various abnormalities in bed from a remote place.

According to a second aspect of the present invention, there is provided a presence / absence determination means for determining the presence / absence of a person in the bedding based on an output signal of the presence sensor. The presence / absence monitoring device that transmits the presence / absence information output from the determination means can monitor the presence / absence of the user in the bedding.

[0010] The invention described in claim 3 is, in particular, a time-in-bed measuring method for measuring the time in bed when a person is present in the bedding from the time and the like of the output of the bed sensor and the output of the time measuring means. Means for monitoring the occupancy time by using the occupancy monitoring device for transmitting the occupancy time information measured by the occupancy time measurement means.

[0010] The invention described in claim 4 is, in particular, a means for measuring the time and the time change of the output of the occupancy sensor to enter the bed from a change from absent to an occupied state and leave the change from an absent state to an absent to the bed. 2. An ingress / exit detection unit for detecting an ingress / exit of a bed, and an ingress / exit time detection unit for judging an ingress / egress time from an output of the in / out / occurrence detection unit and a timer. In this case, the transmission means is an in-bed monitoring device that transmits the bed entry / exit time by the bed entry / exit time detection unit, so that the bed entry / exit time can be monitored.

[0011] The invention according to claim 5 is, in particular, a occupancy time setting means for setting the time of staying in the bedding, that is, the occupancy time, and the setting time by the occupancy time setting means and the actual occupancy by the occupancy time measuring means. A time confirming means for comparing the occupancy time with the occupancy time; and an abnormality judging means for performing an abnormality judgment from the output of the time acknowledgment means. When the time is longer or shorter than the time set by the time setting means, the excess determination is performed, the abnormality determination means determines that the time is determined to be abnormal when the determination result of the time confirmation means is excessive, and the transmission means determines the output of the abnormality determination means. By transmitting the abnormal signal, the presence monitoring device according to claim 3 can monitor whether the presence time is abnormal.

[0012] The invention according to claim 6 is particularly advantageous in that the absence time setting means for setting the time when the user is not in the bedding, that is, the absence time, the setting time by the absence time setting means and the result of the presence time measurement means. A time confirmation means for comparing the actual absence time calculated from the time, and an abnormality determination means for performing abnormality determination from the output of the time confirmation means, wherein the time confirmation means is absent time by the presence time measurement means. When the time is longer or shorter than the time set by the time setting means, the excess determination is performed, the abnormality determination means determines that the time is determined to be abnormal when the determination result of the time confirmation means is excessive, and the transmission means determines the output of the abnormality determination means. By transmitting the abnormal signal as described above, it is possible to monitor whether the absent-bed time is abnormal or not.

According to a seventh aspect of the present invention, in particular, a bed leaving time setting means for setting a bed leaving time and whether or not the bed has been released at the bed leaving time set by the bed leaving time setting means are determined from the output of the bed entering / leaving detection means. An existence check means for confirming, and an abnormality judgment means for performing abnormality judgment from an output of the existence check means,
The bed-presence confirming unit performs an exit-time-exceeding determination when the bed-exit-detection unit does not detect a bed exit even when the time set by the bed-exit time setting unit has been reached, and the abnormality determination unit determines the determination result of the bed-exit confirmation unit. Is determined to be abnormal when the time is excessive, and the transmission means transmits an abnormality signal which is an output of the abnormality determination means to monitor whether or not the leaving time is abnormal by using the bed monitoring device according to claim 4. be able to.

[0014] The invention described in claim 8 is, in particular, a bed entry time setting means for setting a bed entry time, and whether or not the bed was entered at the bed entry time set by the bed entry time setting means. An existence check means for checking from an output of the detection means, and an abnormality judgment means for performing an abnormality judgment from an output of the existence check means,
The bed presence checking means determines whether or not the bed entry time is exceeded when the bed entry / exit detection means does not detect bed entry even at the time set by the bed entry time setting means. When the result of determination is excessive, it is determined that there is an abnormality, and the transmitting means transmits an abnormal signal which is an output of the abnormality determining means. Can be monitored.

According to a ninth aspect of the present invention, in particular, there is provided a body movement frequency measuring means for measuring the number of body movements from the output of the occupancy sensor, and the transmitting means transmits the body movement frequency information by the body movement frequency measuring means. The number of body movements can be monitored by using the in-bed monitoring device according to claim 1 for transmitting.

According to a tenth aspect of the present invention, in particular, the number of body movements measuring means measures the number of body movements per unit time, and the transmitting means transmits information on the number of body movements per unit time. , The number of body movements per unit time can be monitored.

[0017] The invention according to claim 11, in particular, when the number of body movements by the body movement number measurement means is larger or smaller than a predetermined value, the body movement number excess judging means for judging that the number of body movements is excessive; The presence monitoring device according to claim 9, further comprising abnormality determination means for determining that the output of the excess determination means is abnormal when the output is excessive, wherein the transmission means transmits an abnormality signal output from the abnormality determination means. It is possible to monitor whether the number of body movements is abnormal.

According to a twelfth aspect of the present invention, in particular, there is provided a body movement duration measuring means for measuring a time during which the body movement continuously occurs from the output of the occupancy sensor, that is, a body movement duration time, and the transmitting means is provided. The on-bed monitoring device according to claim 1, wherein the body movement continuation time information is transmitted by the body movement continuation time measuring means, can monitor the time during which the body movement continues.

According to a thirteenth aspect of the present invention, in particular, when the body movement continuation time by the body movement continuation time measuring means is larger or smaller than a predetermined value, it is determined that the body movement continuation time is exceeded. 13. The occupancy monitoring device according to claim 12, further comprising: an abnormality determining unit that determines an abnormality when an output of the excess determining unit is excessive, and a transmitting unit transmits an abnormality signal that is an output of the abnormality determining unit. By doing so, it is possible to monitor whether the body movement duration time is abnormal.

According to a fourteenth aspect of the present invention, in particular, there is provided a transmission cycle storage means for storing a transmission cycle of the transmission means, wherein the transmission means performs transmission for each transmission cycle stored in the transmission cycle storage means. By adopting the on-bed monitoring device according to any one of 1 to 4 or 9, the situation can be periodically monitored without any special operation.

According to a fifteenth aspect of the present invention, there is provided a floor monitoring apparatus according to any one of the first to fourth or ninth aspects, wherein the transmission means performs transmission when a transmission request is received from an external device. The situation can be monitored only when there is a concern or when necessary.

According to a sixteenth aspect of the present invention, in particular, the transmission means transmits once when the abnormality determination means makes an abnormality determination. By doing so, information can be automatically received when an abnormality occurs.

According to a seventeenth aspect of the present invention, in particular, the transmitting means transmits at predetermined time intervals after the abnormality determining means has performed the abnormality determination. By using the device, if an abnormality occurs, a warning device is continuously issued until it is confirmed thereafter, so that a safer monitor device can be obtained.

[0024]

Embodiments of the present invention will be described below with reference to the drawings.

(Embodiment 1) FIG. 1 is a diagram showing the configuration of Embodiment 1 of the present invention. 1 is bedclothes such as beds and mattresses, 2
Is a quilt or the like, and 3 is a user. Reference numeral 4 denotes a pressure sensor (bed sensor), which is installed between the user 3 and the bedding 2. Reference numeral 5 denotes presence / absence determination means for determining presence / absence from the output of the pressure sensor 4. Reference numeral 6 denotes a transmission unit, and 60 denotes a transmission cycle storage unit.

In this embodiment, a piezo sheet is used as the pressure sensor 4. Further, in the present embodiment, the presence / absence determination means 5 is constituted by a microcomputer.

FIG. 2 shows a graph of the output signal of the pressure sensor 4. When a person is sleeping on the pressure sensor 4, vibrations caused by respiration, heartbeat, and body movement as shown in FIG. 2 appear as a voltage. FIG. 3 is a graph showing the presence / absence signal which is the output of the presence / absence determination means 5 together with the output of the pressure sensor 4. In this embodiment, as shown in (Equation 1), the presence / absence determination means 5 is 0 when the absolute value of the integrated value of the 20 information of the output signal X (t) of the pressure sensor 4 is smaller than the predetermined value X0, and otherwise. Outputs 1 as the presence / absence determination result Z (t).

[0028]

(Equation 1)

FIG. 4 is a flowchart showing the operation of the transmitting means 6. The transmission means 6 transmits the determination result of the presence / absence determination means 5 every transmission time t0 read from the transmission cycle storage means 60. After the operation is started in step 1 of FIG. 4, the step 2 information immer is reset, and the step 3 information immer is t.
Wait around the loop until it reaches zero. When t ≧ t0, transmission is performed in step 4. Steps 2 to 5 are repeated until an end signal is input in step 5. Therefore, it is possible for a family or the like who lives apart to know whether or not the user is in the bedding every t0 hours.

As described above, according to the present embodiment, various abnormalities in bed can be determined from a remote place, and the presence or absence of a user in bedding can be monitored. It is possible to periodically monitor the situation without the need for a server.

(Embodiment 2) FIG. 5 is a diagram showing the configuration of Embodiment 2 of the present invention. Reference numeral 7 denotes a time measuring means, and reference numeral 8 denotes an in-bed time measuring means, which measures the output of the presence / absence determining means 5 and the time spent in the bedding during the day, that is, the in-bed time. 9
Is a bed entry / absence detection unit that detects the timing of entering the bedding from the output of the presence / absence determination unit 5, ie, entering the bed, and the timing of exiting the bedding, ie, leaving the bed. Reference numeral 10 denotes a bed entry / exit time detection unit, which detects a bed entry / exit time from the bed entry / exit detection unit 9 and the timer unit 7. 11 is a second transmitting means, 12
Is an external device, and when the second transmitting means 11 receives a transmission request from the external device 12, it transmits the occupancy time, the entering time, and the leaving time. The other components having the same functions as those in the first embodiment use the same reference numerals.

In this embodiment, the time counting means 7, the in-bed time measuring means 8, the entering / leaving detecting means 9, the entering / leaving time detecting means 10 are provided.
Is composed of a microcomputer.

FIG. 6 is a flowchart showing the operation of the in-bed time measuring means 8. In step 12, the presence / absence determination means 5
Wait for the output of to change from absence to presence. When the user changes from absent to present, that is, when the user enters the bedding, the time is read from the time counting means 7 in step 13 and is set as Ts. Next, at step 14, it waits for the output of the presence / absence determination means 5 to change from presence to absence. When you change from present to absent,
That is, when the user gets out of the bedding, the time is read from the time counting means 7 in step 15 and is set as Te. Step 16 calculates the the bed time as Te-Ts.

Next, FIG. 7 shows the operation of the entering / leaving time detecting means 9 and the entering / leaving time detecting means 10. In step 22, the entering / leaving detecting means 9 waits for the output of the presence / absence determining means 5 to change from absent to present, and detects entering. In step 23, the bed entry / exit time detection unit 10 reads the time from the clock unit and sets it as the bed entry time Ts. In step 24, the entering / leaving detecting means 9 waits for the output of the presence / absence determining means 5 to change from present to absent, and detects leaving. In step 25, the entering / leaving time detecting means 10 reads the time from the clocking means and sets the time as the leaving time Te.

FIG. 8 shows the operation of the second transmitting means 11.
In step 32, a transmission request from the external device 12 is waited. If a transmission request is received, transmission is performed in step 33.

Therefore, when a transmission request is made from an external device when a family or the like who is living away wants to know, it is possible to know the occupancy time, the entering time, and the leaving time, so that the living situation of the user can be understood. It is.

As described above, according to the present embodiment, the time in bed can be monitored, the time of entering and leaving the bed can be monitored. It is possible to monitor the situation only when necessary.

(Embodiment 3) FIG. 9 is a diagram showing the configuration of Embodiment 3 of the present invention. 13 is time setting means for setting the time when the user is in the bedding, that is, the time during which the user is absent, and the time when the user is absent, that is, time setting for abnormality determination of the time to leave the bed; That is, a time setting means for setting a time for abnormality determination of the bed leaving time, a time confirmation means 15 for confirming the set time and the measurement time, and a presence confirmation means 16 for confirming the set time and the detected time. . Reference numeral 17 denotes an abnormality judging means for judging an abnormality by judging an abnormality from the outputs of the time checking means 15 and the presence check means 16. Reference numeral 18 denotes a third transmission unit, which is an abnormality determination unit 1
7 transmits an abnormal signal when the abnormality is determined. The other components having the same functions as those of the first and second embodiments are denoted by the same symbols.

In the present embodiment, the time checking means 15, the occupancy checking means 16, and the abnormality judging means 17 are constituted by microcomputers.

FIG. 10 is a flowchart showing the operation of the time confirmation means 15. At step 42, it is determined whether or not the occupancy time is equal to or longer than the set time. If it is determined in step 42 that the occupancy time is equal to or longer than the set time, the abnormality flag is set to 1 in step 45, and the process ends in step 46. If the leaving time is equal to or longer than the set time in step 43, the abnormality flag is set to 1 in step 45, and the process ends in step 46. If it is determined in step 43 that the leaving time is shorter than the set time, the abnormal flag is set to 0 in step 44, and the process ends in step 46.

FIG. 11 is a flowchart showing the operation of the in-bed confirmation means 16. In step 52, it is determined whether or not the bed entry time is after the set time. If the bed entry time is earlier than the set time, it is determined in step 53 whether or not the bed exit time is after the set time. If the entry time is later than the set time in step 52, the abnormal flag is set to 1 in step 55, and the process ends in step 56. If the leaving time is equal to or later than the set time in step 53, the abnormal flag is set to 1 in step 55, and the process ends in step 56. If the leaving time is earlier than the set time in step 53, the abnormal flag is set to 0 in step 54, and the process ends in step 56.

The abnormality determination means 17 performs an OR operation on the abnormality flags of the time confirmation means 15 and the occupancy confirmation means 16, that is, when one of the abnormality flags of the time confirmation means 15 and the occupancy confirmation means 16 is "1". When both are 1, 1 is output as the abnormality determination result, and when both are 0, 0 is output as the abnormality determination result.

FIG. 12 shows the operation of the third transmitting means 18. At step 62, the judgment result of the abnormality judgment means 17 is confirmed. If the value is 0, the process is terminated without transmission. If the value is 1, the transmission is performed in step 63. The transmission contents are an abnormality flag, an occupancy time, a wake time, an entry time, and a wake time.

As described above, according to the present embodiment, it is possible to monitor whether or not the occupancy time is abnormal, monitor whether or not the absent time is abnormal, and determine whether or not the wake-up time is abnormal. It is possible to monitor whether or not the bed entry time is abnormal, and to automatically receive information when an abnormality occurs.

Although the present invention measures physiological information using a pressure sensor, it goes without saying that the same effect can be obtained as long as physiological information can be measured with a sensor other than the pressure sensor.

(Embodiment 4) FIG. 13 is a diagram showing the configuration of Embodiment 4 of the present invention. Reference numeral 19 denotes a body movement determining unit that determines the body movement of the user from the output of the pressure sensor 4. Reference numeral 20 denotes a body movement frequency measurement unit that measures the number of body movements from the output of the body movement determination unit 19, and reference numeral 21 denotes a body movement that determines whether the number of body movements exceeds a predetermined value from the output of the body movement frequency measurement unit 20. This is the number-of-times determining means. Reference numeral 22 denotes a body movement duration measuring unit that measures the time during which the body movement continues from the output of the body movement frequency measurement unit 20, that is, the body movement duration, and 23 denotes a body movement duration based on the output of the body movement duration measurement unit 22. Is a body motion continuation time excess determining means for determining whether or not exceeds a predetermined value.
Reference numeral 24 denotes a second abnormality determination means,
An abnormal signal is output from 1 and the output of the body motion duration excess determination means 23. Reference numeral 25 denotes fourth transmission means, which continues transmission at predetermined time intervals after the second abnormality determination means 24 outputs an abnormality. In addition, the same symbols are used for those having the same functions as those in the first, second, and third embodiments.

In this embodiment, the body movement determining means 19, the body movement number measuring means 20, the body movement number excess determining means 21, the body movement duration measuring means 22, the body movement duration excess determining means 23, the second abnormality determination The means 24 is constituted by a microcomputer.

FIG. 14 is a graph showing the output of the body movement judging means 19. As shown in (Equation 2), the body motion determination means 19 calculates 1 as the value obtained by integrating the absolute value of the output X (t) of the pressure sensor 4 with 5 pieces of information, which is equal to or more than the predetermined value Xth, and 0 when the value is smaller than the predetermined value Xth. Is output as the body motion determination result T (t).

[0049]

(Equation 2)

The number-of-body-movements measuring means 20 is the
The number of body movements during one hour from the output of is counted. The number of body movements is counted as one section in which 1 is continuous. FIG. 15 shows a flowchart. In step 71, initialization is performed, and measurement is started from the start time ts of the time section of the body movement frequency measurement. In steps 72 to 74, the body motion determination result T
Count up n until (n) becomes 1. If n becomes equal to or longer than the end te of the measurement time section during that time, the number of body movements is set in step 79, and then the processing ends in step 80. When T (n) becomes 1 at step 74, N is incremented at step 75. Next, in steps 76 to 78, n is counted up until the body motion determination result T (n) returns to 0.
When T (n) becomes 0 in step 78, steps 72 to 78 are repeated. If n is equal to or longer than the end time te of the time section for measuring the number of body movements in step 77, the number of body movements is set to N in step 79, and the processing ends in step 80.

Next, the operation of the body motion frequency excess determining means 21 will be described with reference to FIG. In step 82, the number of body movements is compared with a previously stored set value.
At step 84, the abnormal flag (abnormal FG) is set to 1 and the process is terminated. If the number of body movements is smaller than the set value, the abnormal FG is set to 0 in step 83, and the process ends.

Next, the operation of the body movement duration measuring means 22 will be described with reference to FIG. In step 91, n is set to the current time t as an initial setting. In step 92, the body movement determination result T (n), that is, the current body movement determination result is confirmed. If 0, the body movement continuation time is calculated in step 96, and the process ends in step 97. At this time, n = t, and the body motion continuation time becomes zero. At step 92, the body movement determination result T (n), that is, the current body movement determination result is confirmed.
The body motion duration is measured with. In step 93, n is decremented. In step 95, the body motion determination result T (n) is confirmed. Steps 93 to 95 are repeated during 1 and when it becomes 0, the body motion continuation time is calculated in step 96, and in step 97 finish.

Next, referring to FIG.
Operation 3 will be described. In step 102, the body movement duration is compared with a preset value stored in advance, and the body movement duration is ≧
In the case of the set value, an abnormal flag (abnormal F
G) is set to 1 and the processing is terminated. If the body motion continuation time is smaller than the set value, the abnormal FG is set to 0 in step 103, and the process ends.

Next will be described an operation of the second abnormality determination unit 24. The second abnormality judging means 24 ORs the abnormality flags of the body movement frequency excess judging means 21 and the body motion duration excess judging means 23, that is, the body motion frequency excess judging means 21 and the body motion duration excess judging means 23 If any one of the abnormality flags is 1 and both are 1, then 1 is output as the abnormality determination result, and if both are 0, 0 is output as the abnormality determination result.

FIG. 19 shows the operation of the fourth transmitting means 25. In step 112, the judgment result of the second abnormality judgment means 24 is confirmed. If 0 is terminated without transmitting, in the case of 1 performs transmission in step 113. The transmission contents include an abnormality flag, the number of body movements per unit time, and a body movement continuation time.
After the transmission is started, the end command is confirmed in step 114, and the transmission in step 113 is repeated until the end command is received.

As described above, according to the present embodiment, it is possible to monitor the number of body movements, monitor the number of body movements per unit time, and monitor whether the number of body movements is abnormal. It is possible to monitor the duration of body movement, monitor if the body movement duration is abnormal, and if an abnormality occurs, continue to issue a warning until it is confirmed thereafter. It can be a monitor device.

Note that (Equation 1) and (Equation 2) are not limited to the present embodiment, but may be any as long as the size can be determined based on the measured information.

In the above embodiment, the bed time setting means for setting the bed time, that is, the bed time,
A time checking means for comparing the set time by the occupancy time setting means with the actual occupancy time by the occupancy time measuring means; and an abnormality judging means for performing an abnormality judgment from an output of the time checking means. Although the case where the occupancy time measurement value by the occupancy time measurement means is longer than the set time by the occupancy time setting means has been described, conversely, if shorter than the set time, it is determined to be abnormal, and the transmission means The one that transmits the abnormal signal may be used.

Further, in the above embodiment, the absence time setting means for setting the time when the user is not in the bedding, that is, the absence time, and the actual time calculated from the set time by the absence time setting means and the result of the presence time measurement means. A time confirmation means for comparing the absence time with the absence time, and an abnormality determination means for performing abnormality determination based on the output of the time confirmation means, wherein the time confirmation means is based on the absence time setting means by the presence time measurement means. Although the case where the time is longer than the set time has been described, conversely, when the time is shorter, it is determined that there is an abnormality, and the transmitting means may transmit the abnormal signal.

In the above embodiment, the case where the number of body movements is determined to be excessive when the number of body movements by the number of body movements measuring means is larger than the predetermined value has been described. Then, there may be provided an abnormality judging means for judging an abnormality when the output of the excess judging means is excessive, and the transmitting means may transmit an abnormal signal which is an output of the abnormality judging means.

In the above embodiment, the case where the body movement duration is determined to be exceeded when the body movement duration measured by the body movement duration measuring means is larger than the predetermined value has been described. The apparatus may further include an abnormality determining unit that determines that the output is excessive and determines that the output is abnormal when the output of the excess determining unit is excessive, and the transmitting unit transmits an abnormal signal output from the abnormality determining unit.

[0062]

As described above, according to the first to seventeenth aspects of the present invention, information relating to the user's occupancy is transmitted by wire or wirelessly, so that various abnormalities during occupancy can be avoided. It is possible to provide an on-bed monitoring device that can be determined from a place.

[Brief description of the drawings]

FIG. 1 is a configuration diagram of an on-bed monitoring device according to a first embodiment of the present invention;

FIG. 2 is a graph of an example of information of the pressure sensor.

FIG. 3 is a graph of an example of information of the presence / absence determination means.

FIG. 4 is a flowchart showing the operation of a first transmission unit.

FIG. 5 is a configuration diagram of an on-bed monitor device showing a second embodiment of the present invention.

FIG. 6 is a flowchart showing the operation of the coexisting bed time measuring means.

FIG. 7 is a flowchart showing the operation of the entering / leaving time detecting means and the entering / leaving time detecting means;

FIG. 8 is a flowchart showing the operation of the second transmitting means.

FIG. 9 is a configuration diagram of an on-bed monitoring device showing a third embodiment of the present invention.

FIG. 10 is a flowchart showing the operation of the time checking means.

FIG. 11 is a flowchart showing the operation of the co-existence check means;

FIG. 12 is a flowchart showing the operation of the third transmitting means.

FIG. 13 is a configuration diagram of an on-bed monitor device showing an embodiment of the fourth embodiment.

FIG. 14 is a graph showing the output of the body motion determining means.

FIG. 15 is a flowchart showing the operation of the body movement frequency counting means.

FIG. 16 is a flowchart showing the operation of the body movement frequency excess determining means;

FIG. 17 is a flowchart showing the operation of the body movement duration measuring means.

FIG. 18 is a flowchart showing the operation of a homologue dynamic duration exceeded judging means

FIG. 19 is a flowchart showing the operation of the fourth transmitting means.

[Explanation of symbols]

Reference Signs List 4 pressure sensor (bed sensor) 5 presence / absence determination means 6 transmission means 7 clocking means 8 bed time measurement means 9 bed entry / exit detection means 10 bed entry / exit time detection means 11 second transmission means 12 external device 13 time setting Means (bed time setting means and non-bed time setting means) 14 Time setting means (bed time setting means and bed leaving time setting means) 15 Time confirmation means 16 Bed presence confirmation means 17 Abnormality judgment means 18 Third transmission means 19 Body movement determination means 20 Body movement count measurement means 21 Body movement count excess determination means 22 Body movement duration measurement means 23 Body movement duration excess determination means 24 Second abnormality determination means 25 Fourth transmission means 60 Transmission cycle storage means

 ──────────────────────────────────────────────────の Continuing from the front page (72) Inventor Hiroyuki Ogino 1006 Kazuma Kadoma, Osaka Prefecture Inside Matsushita Electric Industrial Co., Ltd. Terms (reference) 4C038 VA04 VA16 VB31 4C040 AA18 GG20

Claims (17)

[Claims] An on-bed sensor that is installed on bedding to measure a signal caused by a body motion of a user while on the floor, and transmits predetermined information by the on-bed sensor wirelessly or by wire at a predetermined timing. An on-bed monitor device comprising a transmitting means for performing the operation. 2. An absent / absent determining means for determining the presence / absence of a person in the bedding from an output signal of the occupancy sensor, wherein the transmitting means transmits information on the absent / absent output of the absent / absent determining means. 2. The on-bed monitoring device according to 1. 3. A occupancy time measuring means for measuring the occupancy time of a person in the bedding based on the magnitude of the output of the occupancy sensor and the output of the occupancy sensor. The occupancy monitoring device according to claim 1, wherein the occupancy monitoring device transmits the occupancy time information measured by the occupancy time measurement means. 4. A time-measuring means and a time-dependent change in the output of the presence sensor, the change from absence to presence is entered, and the change from presence to absence is taken out of bed to detect the entry and exit of a person into the bedding. A bed exit detection unit, an entry time and an exit time detection unit that determines an entry time and an exit time from the output of the entry and exit detection unit and the timing unit, and the transmission unit detects the exit time by the entry and exit time detection unit. The occupancy monitoring device according to claim 1, wherein the wake-up time is transmitted. 5. A bed time setting means for setting a bed time, that is, a bed time, and a time for comparing a set time by the bed time setting means with an actual bed time by the bed time measuring means. Confirmation means, and abnormality determination means for performing abnormality determination from the output of the time confirmation means, wherein the time confirmation means is such that the occupancy time measured by the occupancy time measurement means is longer than the set time by the occupancy time setting means. 4. The occupancy monitoring device according to claim 3, wherein if the length is short, the abnormality is determined, and the transmission unit transmits the abnormality signal. 6. An absent-bed time setting means for setting a time when the user is not in the bedding, that is, an absent-bed time, an actual absent-bed time calculated from a result of the setting time by the absent-bed time setting means and a result of the absent-bed time measuring means. And an abnormality determination means for performing an abnormality determination based on an output of the time confirmation means, wherein the absence time by the presence time measurement means is longer than the time set by the absence time setting means. 4. The occupancy monitoring device according to claim 3, wherein if the length is short, the abnormality is determined, and the transmission unit transmits the abnormality signal. 7. A bed leaving time setting means for setting a bed leaving time, a bed presence confirming means for confirming from the output of the bed entering / leaving detecting means whether or not the bed has been released at the bed leaving time set by the bed leaving time setting means. The apparatus further comprises abnormality determination means for performing abnormality determination from the output of the floor confirmation means, wherein the presence confirmation means determines that the leaving time is not detected by the entering / leaving detection means even when the time set by the leaving time setting means is reached. The abnormality determination means performs an abnormality determination when the determination result of the presence confirmation means is excessive, and the transmission means transmits an abnormality signal output from the abnormality determination means. Floor monitoring device. 8. A bed entry time setting unit for setting a bed entry time, and a bed presence check unit for confirming from the output of the bed entry / exit detection unit whether or not the person entered the bed at the entry time set by the bed entry time setting unit. Confirmation means, and abnormality determination means for performing abnormality determination based on the output of the presence check means, wherein the presence check means is not detected by the entry detection means even when the set time is set by the entry time setting means. In this case, it is determined that the entry time has been exceeded, and the abnormality determination unit determines that an abnormality has occurred when the determination result of the presence check unit is excessive, and the transmission unit transmits an abnormality signal output from the abnormality determination unit. the bed monitoring apparatus according to claim 4. 9. The apparatus according to claim 1, further comprising a body movement frequency measurement unit for measuring the number of body movements from an output of the presence sensor, wherein the transmission unit transmits the body movement frequency information by the body movement frequency measurement unit. Floor monitoring device. 10. The on-bed monitoring device according to claim 9, wherein the body movement number measuring means measures the number of body movement times per unit time, and the transmitting means transmits information on the number of body movement times per unit time. 11. An excess determination unit for the number of body movements that determines that the number of body movements is excessive when the number of body movements by the body movement number measurement unit is larger or smaller than a predetermined value, and when the output of the excess determination unit is excessive. The occupancy monitoring device according to claim 9, further comprising an abnormality determination unit that determines an abnormality, wherein the transmission unit transmits an abnormality signal output from the abnormality determination unit. 12. A body movement continuation time measuring means for measuring a time when body movement continues to be generated from an output of the occupancy sensor, that is, a body movement continuation time, and a transmitting means is provided for the body movement by the body movement continuation time measuring means. The occupancy monitoring device according to claim 1, wherein the continuation time information is transmitted. 13. An excess body motion continuation time judging means for judging that the body motion continuation time is exceeded when the body motion continuation time by the body motion continuation time measuring means is larger or smaller than a predetermined value, and an output of the excess judgment means. 13. The occupancy monitoring device according to claim 12, further comprising an abnormality determination unit that determines that an abnormality has occurred when the value is excessive, wherein the transmission unit transmits an abnormality signal output from the abnormality determination unit. 14. The transmission cycle storage means for storing a transmission cycle of the transmission means, wherein the transmission means performs transmission for each transmission cycle stored in the transmission cycle storage means. Item 13. The on-bed monitoring device according to item 9. 15. The occupancy monitoring device according to claim 1, wherein the transmission means performs transmission when there is a transmission request from an external device. 16. The transmission unit according to claim 5, wherein the transmission unit performs the transmission once when the abnormality determination unit determines the abnormality.
The bed monitoring apparatus according to any one of 1 and 13. 17. The occupancy monitoring device according to claim 5, wherein the transmission means performs transmission at predetermined time intervals after the abnormality determination means makes the abnormality determination.