CN103646506B - A kind of fall monitoring system with function of voice communication - Google Patents
A kind of fall monitoring system with function of voice communication Download PDFInfo
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Abstract
The invention discloses a kind of fall monitoring system with function of voice communication, comprise fall monitoring terminal and monitoring terminal, communicated by communication network between them; Fall monitoring terminal comprises microprocessor, data acquisition unit, voice modulation chip, voice communication button and wireless communication module A, voice modulation chip is connected with the sound signal I/O mouth of microprocessor, microphone and loudspeaker are connected with voice modulation chip respectively, wireless communication module A is connected with microprocessor, voice communication button is arranged in fall monitoring terminal enclosure, and connects microprocessor; Data acquisition unit comprises pressure acquisition subelement, acceleration gathers subelement and angular velocity detecting subelement.The present invention has remote monitoring and function of voice communication, adopts wearable fall monitoring terminal, easy to carry; Combined by multiple sensor and judge whether children under guardianship fall, and accuracy is high; Cancel in time when there is false alarm, avoiding unnecessary trouble.
Description
Technical field
The present invention relates to a kind of fall monitoring system with function of voice communication.
Background technology
The situation is tense in Chinese population aging, present population and accelerate the large feature of aging, aging and empty nesting three, along with the development of social senilization, the ratio of empty-nested elderly people family will be more and more higher, according to statistics, in elderly population, the people more than 1/3 is had to fall experience every year, and the first cause of the elderly's unexpected injury is fallen, surprisingly slip or the breaking out and worsen and all likely cause falling of certain disease, when falling, if can not be given first aid to timely, incuring loss through delay relief and will injure life opportunity.Therefore, develop a kind of Falls Among Old People monitoring system, when not affecting the elderly's daily life, when falling event, timely report to the police or contact guardian significant.
At present, the means detected for Falls in Old People mainly contain: 1. install video monitoring equipment, and this mode is expensive and carry inconvenience, and, the individual privacy of old man can not be protected; 2. distinguish daily life event and event of falling by analyzing the frequency occurred instantaneously of falling, this mode is very high to the requirement of environment, bad adaptability, for different ground, and the unstable properties of fall detection.Further, also the fall monitoring device worn at any time has been there is in prior art, a situation arises mainly to judge by acceleration detection the event of falling, but still have the following disadvantages: (1) is due to human body daily behavior Comparison of Gardening Activities complexity, the simple information according to acceleration transducer carries out the judgement of event of falling, the easy phenomenon occurring erroneous judgement, judgment accuracy is poor; (2) acceleration transducer is often placed in waist location, and the change of waist location acceleration is less comparatively speaking, makes the monitoring precision of acceleration information general; (3) only send warning message, not there is the function of voice communication, in case of emergency, voice communication can not be carried out with guardian, the emergency treatment of some necessity cannot be taked timely, injury is dropped to minimum.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, provide a kind of fall monitoring system with function of voice communication realizing remote monitoring, it adopts wearable fall monitoring terminal, can not affect the daily routines of children under guardianship, easy to carry; The voice communication between guardian and ward can be realized; The Detection Information of pressure transducer, acceleration transducer and angular-rate sensor is combined and judges whether children under guardianship fall, and accuracy is high, good reliability; Cancel in time when there is false alarm, avoiding unnecessary trouble.
The object of the invention is to be achieved through the following technical solutions: a kind of fall monitoring system with function of voice communication, it comprises wearable fall monitoring terminal and monitoring terminal, and fall monitoring terminal is communicated with monitoring terminal by communication network.
Described fall monitoring terminal comprises microprocessor, data acquisition unit, voice modulation chip, voice communication button and wireless communication module A, voice modulation chip is connected with the sound signal I/O mouth of microprocessor, be responsible for the input and output of voice, microphone and loudspeaker are connected with voice modulation chip respectively, wireless communication module A is directly connected with microprocessor, voice communication button for controlling the input of microphone voice signal is arranged on fall monitoring terminal enclosure, and connects microprocessor.
Described data acquisition unit comprises pressure acquisition subelement, acceleration gathers subelement and angular velocity detecting subelement, pressure acquisition subelement is arranged on position, vola, comprise pressure transducer, signal conditioning circuit, wireless communication module B and single-chip microcomputer, pressure transducer is connected with single-chip microcomputer by signal conditioning circuit, pressure transducer is for monitoring the pressure in vola, and single-chip microcomputer is communicated with microprocessor with wireless communication module A by wireless communication module B; Acceleration gathers subelement and comprises acceleration transducer and low-pass filter circuit A, and acceleration transducer is connected with microprocessor by low-pass filter circuit A; Angular velocity detecting subelement comprises angular-rate sensor and low-pass filter circuit B, and angular-rate sensor is connected with microprocessor by low-pass filter circuit B.
Concrete, described monitoring terminal comprises smart mobile phone, panel computer or PC.
The microprocessor of described fall monitoring terminal, acceleration gather subelement and angular velocity detecting subelement is all placed in shoulders of human body position.
Described fall monitoring terminal also comprises locating module, and locating module is connected with microprocessor by bus.
Described fall monitoring terminal also comprises alarm, and alarm is connected with microprocessor.
Described fall monitoring terminal also comprises reset key, and reset key is connected with microprocessor, for cancelling the transmission of the information of falling.
The invention has the beneficial effects as follows:
(1) can real-time remote monitoring by guardianship, when children under guardianship fall, can very first time information of falling be sent to monitoring terminal by communication network, be convenient to give first aid to timely;
(2) adopt wearable fall monitoring terminal, the daily routines of children under guardianship can not be affected, easy to carry;
(3) be provided with voice modulation chip, when children under guardianship fall, press voice communication button, just voice communication is carried out by microphone and guardian, at the critical moment, the emergency treatment of some necessity can be taked by the mode of voice communication, and then injury is dropped to minimum;
(4) detect foot force value by pressure transducer, by acceleration transducer sense acceleration feature, by angular-rate sensor detection angle velocity characteristic, triplicity judges whether children under guardianship fall, and can improve the accuracy of testing result;
(5) angular-rate sensor and acceleration transducer etc. are all positioned at shoulders of human body position, in the process of falling, the change of acceleration, the change of the angle of pitch are the most obvious, and acceleration, the accuracy of angular velocity monitoring result are high, in addition, children under guardianship are also convenient to and guardian carries out voice communication;
(6) be provided with reset key, when there is false alarm, children under guardianship can press reset key, cancel the long-range transmission of information of falling, avoid reporting the unnecessary trouble brought by mistake.
Accompanying drawing explanation
Fig. 1 is structured flowchart of the present invention;
Fig. 2 is the theory diagram of fall monitoring terminal.
Embodiment
Below in conjunction with accompanying drawing, technical scheme of the present invention is described in further detail, but protection scope of the present invention is not limited to the following stated.
As shown in Figure 1, a kind of fall monitoring system with function of voice communication, it comprises wearable fall monitoring terminal and monitoring terminal, and fall monitoring terminal is communicated with monitoring terminal by communication network.Monitoring terminal comprises smart mobile phone, panel computer or PC, but is not limited thereto several.
As shown in Figure 2, described fall monitoring terminal comprises microprocessor, data acquisition unit, voice modulation chip, voice communication button and wireless communication module A, voice modulation chip is connected with the sound signal I/O mouth of microprocessor, voice modulation chip adopts CVSD(to connect Variable Slop Delta Modulation) chip, be responsible for the input and output of voice, CVSD chip both can realize voice coding function, also tone decoding function is had, and connect easy to use, microphone and loudspeaker are connected with voice modulation chip respectively, complete the input and output of voice.Wireless communication module A is directly connected with microprocessor.Voice communication button is arranged in fall monitoring terminal enclosure, and connect microprocessor, voice communication button is for controlling the input and output of voice, generally, be in phonetic incepting state, namely microcomputer reads is from the data of wireless communication module A, give voice modulation chip, when voice communication button is pressed, microphone is in the state receiving voice, the data that microphone exports are encoded by audio frequency debugging chip, and this coded data of microcomputer reads, is sent by wireless communication module A after process.For easy to carry, fall monitoring terminal adopts lithium battery to power.
Described data acquisition unit comprises pressure acquisition subelement, acceleration gathers subelement and angular velocity detecting subelement, pressure acquisition subelement is arranged on position, vola, vola, left and right all has, and acceleration gathers subelement and angular velocity detecting subelement is all positioned at shoulders of human body position.Because human body is when falling, the change of shoulder acceleration and the change of the angle of pitch are comparatively obvious, and degree of will speed up collecting unit and angular velocity detecting unit are placed in shoulders of human body position, can improve the accuracy of acceleration information and angular velocity information monitoring result.Pressure acquisition subelement comprises pressure transducer, signal conditioning circuit, wireless communication module B and single-chip microcomputer, pressure transducer is connected with single-chip microcomputer by signal conditioning circuit, pressure transducer is for monitoring the pressure in vola, and single-chip microcomputer is communicated with microprocessor with wireless communication module A by wireless communication module B.Acceleration gathers subelement and comprises acceleration transducer and low-pass filter circuit A, and acceleration transducer is connected with microprocessor by low-pass filter circuit A.Angular velocity detecting subelement comprises angular-rate sensor and low-pass filter circuit B, and angular-rate sensor is connected with microprocessor by low-pass filter circuit B, and angular-rate sensor adopts dual spindle gyroscopes.
During monitoring, the pressure acquisition subelement Real-time Collection human body left foot base pressure force value of left foot, after the process of signal conditioning circuit and single-chip microcomputer, microprocessor is sent to by wireless communication module B, the pressure acquisition subelement of right crus of diaphragm and the pressure acquisition subelement symmetry of left foot, functional similarity, Real-time Collection right crus of diaphragm base pressure force value is also sent to microprocessor.Acceleration gathers subelement Real-time Collection acceleration information, and angular velocity detecting subelement Real-time Collection angular velocity information, after low-pass filter circuit process, is sent to microprocessor.
The microprocessor of described fall monitoring terminal is placed in shoulders of human body position, makes the position of microphone relatively near, when children under guardianship fall, facilitates between children under guardianship and guardian and carry out voice communication.
Described fall monitoring terminal also comprises locating module, and locating module is connected with microprocessor by bus.Locating module is used for realizing positioning function, when children under guardianship fall, is convenient to guardian and understands its particular location timely.
Described fall monitoring terminal also comprises alarm, and alarm is connected with microprocessor.
Described fall monitoring terminal also comprises reset key, and reset key is connected with microprocessor, for cancelling the transmission of the information of falling.When there is false alarm, children under guardianship person can manually cancel.
Claims (1)
1. there is a fall monitoring system for function of voice communication, it is characterized in that: it comprises wearable fall monitoring terminal and monitoring terminal, and fall monitoring terminal is communicated with monitoring terminal by communication network;
Described fall monitoring terminal comprises microprocessor, data acquisition unit, voice modulation chip, voice communication button and wireless communication module A, voice modulation chip is connected with the sound signal I/O mouth of microprocessor, be responsible for the input and output of voice, microphone and loudspeaker are connected with voice modulation chip respectively, wireless communication module A is directly connected with microprocessor, voice communication button for controlling the input of microphone voice signal is arranged on fall monitoring terminal enclosure, and connects microprocessor; Voice modulation chip adopts CVSD chip, has voice coding function and tone decoding function;
Described data acquisition unit comprises pressure acquisition subelement, acceleration gathers subelement and angular velocity detecting subelement, pressure acquisition subelement is arranged on position, vola, comprise pressure transducer, signal conditioning circuit, wireless communication module B and single-chip microcomputer, pressure transducer is connected with single-chip microcomputer by signal conditioning circuit, pressure transducer is for monitoring the pressure in vola, and single-chip microcomputer is communicated with microprocessor with wireless communication module A by wireless communication module B; Acceleration gathers subelement and comprises acceleration transducer and low-pass filter circuit A, and acceleration transducer is connected with microprocessor by low-pass filter circuit A; Angular velocity detecting subelement comprises angular-rate sensor and low-pass filter circuit B, and angular-rate sensor is connected with microprocessor by low-pass filter circuit B;
Described monitoring terminal comprises smart mobile phone, panel computer or PC;
The microprocessor of described fall monitoring terminal, acceleration gather subelement and angular velocity detecting subelement is all placed in shoulders of human body position, for acceleration, angular velocity monitoring more exactly;
Described fall monitoring terminal also comprises locating module, and locating module is connected with microprocessor by bus;
Described fall monitoring terminal also comprises alarm, and alarm is connected with microprocessor;
Described fall monitoring terminal also comprises reset key, and reset key is connected with microprocessor, for cancelling the transmission of the information of falling, avoids reporting the unnecessary trouble brought by mistake.
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| CN104224182B (en) * | 2014-03-31 | 2017-04-12 | 桂林电子科技大学 | Method and device for monitoring human tumbling |
| GB201406167D0 (en) * | 2014-04-04 | 2014-05-21 | Acticheck Ltd | Wearable apparatus and network for communication therewith |
| CN104110891A (en) * | 2014-07-14 | 2014-10-22 | 芜湖美的厨卫电器制造有限公司 | Water heater, water heater system, water heater control method, wearable intelligent device and server |
| CN104146712B (en) * | 2014-07-15 | 2017-08-04 | 辛义忠 | Wearable plantar pressure detection device and plantar pressure detection and attitude prediction method |
| CN104392583A (en) * | 2014-11-27 | 2015-03-04 | 北京工业大学 | Fall detection and alarm system and method based on KNN algorithm |
| CN104434080A (en) * | 2014-12-16 | 2015-03-25 | 中国矿业大学 | Piezoelectric film based falling and heart rate monitoring and automatic help system |
| CN104799826B (en) * | 2015-04-30 | 2018-05-15 | 王家法 | A kind of intelligence Ankang service system and the reliable detection method of alarm |
| CN104807201B (en) * | 2015-05-14 | 2018-03-13 | 芜湖美的厨卫电器制造有限公司 | Water-heater system and its bathing monitoring method |
| CN104833100A (en) * | 2015-05-15 | 2015-08-12 | 芜湖美的厨卫电器制造有限公司 | Water heater system, control method of water heater system, intelligent shoe and water heater |
| CN105046881A (en) * | 2015-06-04 | 2015-11-11 | 浙江好络维医疗技术有限公司 | Alarm against tumble of elder |
| CN105243787B (en) * | 2015-06-04 | 2017-09-15 | 浙江好络维医疗技术有限公司 | A kind of Falls in Old People warning system, alarm method and alarm |
| CN105185037A (en) * | 2015-07-31 | 2015-12-23 | 熊贤浪 | Falling detection apparatus and method applied to shoe |
| CN105046927A (en) * | 2015-09-09 | 2015-11-11 | 成都手杖科技有限公司 | Wearable tumble monitoring system |
| CN105869355A (en) * | 2016-06-23 | 2016-08-17 | 秦红星 | Portable one-button calling device for old people |
| CN106971502B (en) * | 2017-03-15 | 2018-09-11 | 上海工程技术大学 | One kind being based on multisensor quick fall detection system and method in combination |
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