阅读说明：本技术 一种微波感应卫生间跌倒报警系统 (Microwave induction toilet tumble alarm system ) 是由 苏志坚 于 2021-10-11 设计创作，主要内容包括：本发明公开了一种微波感应卫生间跌倒报警系统,包括：数据采集终端、控制计算平台、医院管理平台和护士站呼叫平台；所述数据采集终端安装在卫生间内,所述数据采集终端与控制计算平台之间通过网关连接；所述控制计算平台用于根据所述数据采集终端的信息判断目标是否发生跌倒动作,若发生跌倒动作,向医院管理平台和护士站呼叫平台发出警报。本发明涉及行为识别技术领域,该种微波感应卫生间跌倒报警系统,数据采集终端采用微波雷达,极大的保护了个人的隐私,通过构建训练样本,利用分类器准确判断当前的行为动作,若发生跌倒行为能够通过医院管理平台和护士站呼叫平台及时报警,保证了跌倒后第一时间能够被发现。(The invention discloses a microwave induction toilet falling alarm system, which comprises: the system comprises a data acquisition terminal, a control calculation platform, a hospital management platform and a nurse station calling platform; the data acquisition terminal is arranged in a toilet and is connected with the control computing platform through a gateway; the control computing platform is used for judging whether the object falls down according to the information of the data acquisition terminal, and if the object falls down, an alarm is sent to the hospital management platform and the nurse station calling platform. The invention relates to the technical field of behavior recognition, and in the microwave induction toilet tumble alarm system, a data acquisition terminal adopts a microwave radar, so that the privacy of individuals is greatly protected, a training sample is constructed, a classifier is used for accurately judging the current behavior, if a tumble behavior occurs, an alarm can be given in time through a hospital management platform and a nurse station calling platform, and the first time after the tumble can be ensured to be found.)

1. A microwave response bathroom tumble alarm system is characterized in that: the method comprises the following steps:

the system comprises a data acquisition terminal, a control calculation platform, a hospital management platform and a nurse station calling platform;

the data acquisition terminal is arranged in a toilet and is connected with the control computing platform through a gateway;

the data acquisition terminal adopts a microwave radar and is used for periodically sending microwave signals to the space, receiving reflected signals reflected by the space, acquiring radar reflection points and acquiring the position of a user;

the control computing platform is used for judging whether the object falls down according to the information of the data acquisition terminal, and if the object falls down, an alarm is sent to the hospital management platform and the nurse station calling platform.

2. A microwave induction toilet fall alarm system as in claim 1, wherein: the algorithm steps adopted by the control computing platform are as follows:

step 1: the method comprises the steps that a dummy is arranged to simulate falling and real person movement, and characteristic data of objects under different dynamic conditions are obtained respectively;

step 2: constructing a training sample by using the obtained characteristic data of the object under the dynamic state;

and step 3: and collecting the characteristic data of the user, comparing the characteristic data with the training data, and detecting whether the falling behavior exists by adopting a classifier.

3. A microwave induction toilet fall alarm system as in claim 1, wherein: the number of the data acquisition terminals is not less than two, one data acquisition terminal is arranged on the roof of the toilet, and the other data acquisition terminals are arranged on the wall of the toilet.

4. A microwave induction toilet fall alarm system as in claim 2, wherein: the real person moving comprises walking, squatting, standing, waving hands, lifting legs and bending waist.

5. A microwave induction toilet fall alarm system as in claim 2, wherein: the dummy simulated tumble comprises standing tumble, standing backward tumble, squatting tumble, standing heeling tumble.

6. A microwave induction toilet fall alarm system as in claim 1, wherein: the hospital management platform presets at least one family contact person information, and generates help seeking information sent to the communication terminal of the family contact person when a falling behavior occurs.

7. A microwave induction toilet fall alarm system as in claim 2, wherein: the dummy and the real are provided with a plurality of groups.

Technical Field

The invention relates to the technical field of behavior recognition, in particular to a microwave induction toilet tumble alarm system.

Background

The falling is sudden, involuntary and unintentional posture change, falls on the ground or a lower plane, and brings great danger to the weak people such as the old and the like. The body of a patient in a hospital is worse than that of a regular person, the behavior and the action are inconvenient, especially, the patient can fall down more easily in a narrow space of a toilet, and if the patient cannot find the patient in time after falling down, more serious problems can occur.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a microwave induction toilet falling alarm system, which solves the problem that the existing hospital toilet can not be found in time after falling down, and protects the personal privacy.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: a microwave-induced toilet fall alarm system, comprising:

the system comprises a data acquisition terminal, a control calculation platform, a hospital management platform and a nurse station calling platform;

the data acquisition terminal is arranged in a toilet and is connected with the control computing platform through a gateway;

the data acquisition terminal adopts a microwave radar and is used for periodically sending microwave signals to the space, receiving reflected signals reflected by the space, acquiring radar reflection points and acquiring the position of a user;

the control computing platform is used for judging whether the object falls down according to the information of the data acquisition terminal, and if the object falls down, an alarm is sent to the hospital management platform and the nurse station calling platform.

Preferably, the algorithm steps adopted by the control computing platform are as follows:

step 1: the method comprises the steps that a dummy is arranged to simulate falling and real person movement, and characteristic data of objects under different dynamic conditions are obtained respectively;

step 2: constructing a training sample by using the obtained characteristic data of the object under the dynamic state;

and step 3: and collecting the characteristic data of the user, comparing the characteristic data with the training data, and detecting whether the falling behavior exists by adopting a classifier.

Preferably, the number of the data acquisition terminals is not less than two, one data acquisition terminal is arranged on the roof of the toilet, and the other data acquisition terminals are arranged on the wall of the toilet.

Preferably, the movement of the real person comprises walking, squatting, standing, waving hands, lifting legs and bending waist.

Preferably, the dummy simulated falling comprises standing sliding falling, standing leaning backwards for falling, squatting for falling, standing leaning for falling.

Preferably, the hospital management platform presets at least one family contact person information, and when a fall-down behavior occurs, the hospital management platform generates help seeking information sent to the communication terminal of the family contact person.

Preferably, the dummy and the real are provided with a plurality of groups.

(III) advantageous effects

The invention provides a microwave induction toilet falling alarm system. The method has the following beneficial effects:

the data acquisition terminal adopts the microwave radar, very big protection individual privacy, through constructing the training sample, utilize the accurate current action of judging of classifier, if the action of falling takes place can call the platform through hospital management platform and nurse station and in time report to the police, guaranteed that the very first time after falling can be found.

Drawings

FIG. 1 is a system diagram of the present invention;

FIG. 2 is a flowchart illustrating the determination of the control computing platform according to the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a microwave-induced toilet fall alarm system, comprising:

the system comprises a data acquisition terminal, a control calculation platform, a hospital management platform and a nurse station calling platform;

the data acquisition terminal is installed in the bathroom, is connected through the gateway between data acquisition terminal and the control computing platform, and communication mode each other includes wifi, bluetooth, Zigbee, KNX, CAN etc..

The data acquisition terminal adopts a microwave radar, and is used for periodically sending microwave signals to the space, receiving reflected signals reflected by the space, acquiring radar reflection points and acquiring the position of a user;

the control computing platform is used for judging whether the object falls down according to the information of the data acquisition terminal, and if the object falls down, an alarm is sent to the hospital management platform and the nurse station calling platform.

The algorithm steps adopted by the control computing platform are as follows:

step 1: the method comprises the steps that a dummy is arranged to simulate falling and real person movement, and characteristic data of objects under different dynamic conditions are obtained respectively;

step 2: constructing a training sample by using the obtained characteristic data of the object under the dynamic state;

and step 3: and collecting the characteristic data of the user, comparing the characteristic data with the training data, and detecting whether the falling behavior exists by adopting a classifier.

The number of the data acquisition terminals is not less than two, one data acquisition terminal is arranged on the roof of the toilet, the rest data acquisition terminals are arranged on the wall of the toilet, the microwave radar acquires human body information within a detection range and sends the information to the single chip microcomputer, the single chip microcomputer sends the information to the control computing platform in a wireless communication mode, and the control computing platform calculates and judges the falling behavior.

The real person moves including walking, squatting, standing, waving hands, lifting legs and bending waist, the actions in the toilet are simulated as much as possible, the accuracy of constructing the training sample is guaranteed, and the accuracy of identification is improved.

The dummy simulates falling, including standing for slipping, standing for leaning backwards for falling, squatting for falling, standing for leaning for falling, and simulating various falling actions, so that the accuracy of constructing a training sample is guaranteed, and the accuracy of identification is improved.

The hospital management platform presets at least one family contact person information, and when the falling behavior occurs, the hospital management platform generates help seeking information sent to the communication terminal of the family contact person, can send out an alarm to the family and a nurse in time, and saves falling personnel in time.

The false people and the real people are provided with multiple groups, and can be divided according to different heights and weights, so that the posture characteristics of most of people can be covered, and the accuracy of judgment can be improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.