CN104464194A - Alarm prompting method, alarm prompting system, terminal and wearable device - Google Patents
Alarm prompting method, alarm prompting system, terminal and wearable device Download PDFInfo
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- CN104464194A CN104464194A CN201410776203.XA CN201410776203A CN104464194A CN 104464194 A CN104464194 A CN 104464194A CN 201410776203 A CN201410776203 A CN 201410776203A CN 104464194 A CN104464194 A CN 104464194A
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/06—Alarms for ensuring the safety of persons indicating a condition of sleep, e.g. anti-dozing alarms
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/08—Detecting, measuring or recording devices for evaluating the respiratory organs
- A61B5/0809—Detecting, measuring or recording devices for evaluating the respiratory organs by impedance pneumography
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/04—Alarms for ensuring the safety of persons responsive to non-activity, e.g. of elderly persons
- G08B21/0438—Sensor means for detecting
- G08B21/0453—Sensor means for detecting worn on the body to detect health condition by physiological monitoring, e.g. electrocardiogram, temperature, breathing
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Abstract
The invention provides an alarm prompting method. The alarm prompting method includes the steps that a breath impedance signal of a user is obtained; the breath state grade of the user is determined according to the breath impedance signal; an alarm prompt is sent out according to the breath state grade. The invention further provides an alarm prompting system, a terminal and a wearable device. According to the technical scheme, based on the detection result of the breath impedance signal of the user, the breath condition of the current user is determined, then the fatigue degree of the user is judged, alarm prompts in different modes are sent out according to the fatigue degree of the user, personal risks caused by fatigue of the user are reduced, particularly the problem of personal danger in the driving process is solved, and the use experience of the user is improved.
Description
Technical field
The present invention relates to alarm field, in particular to a kind of alarm method, a kind of alarm system, a kind of terminal and a kind of wearable device.
Background technology
At present; major part vehicle operator especially passenger traffic driver, long haul driver etc.; usually can because of need of work long-duration driving motor vehicle, but driver easily ignores the degree of fatigue of self and carries out fatigue driving, this has buried hidden danger just to serious traffic hazard.Driving fatigue detection technique at present for driver has had facial recognition techniques, bearing circle Pressure identification technology, human eye state recognition technology and GPS navigation judgment technology etc.
But prior art has the defect that can not detect the fatigue state of user in real time accurately, if can not remind its health of driver real-time and accurately do not accommodate fatigue, still can cause serious traffic hazard or other public danger.
Therefore, how the respiratory impedance value of user is detected and determine current breathing state grade and make the technical matters that effective alarm becomes urgently to be resolved hurrily.
Summary of the invention
The present invention based on above-mentioned technical matters one of at least, proposes a kind of new alarm scheme just, extrapolates current breath state to judge whether to reach fatigue program by the detection of the respiratory impedance signal to driver, and then takes to remind means accordingly.
In view of this, the present invention proposes a kind of alarm method, comprising: the respiratory impedance signal obtaining user; The breathing state grade of described user is determined according to described respiratory impedance signal; Alarm is sent according to described breathing state grade.
In this technical scheme, by obtaining respiratory impedance signal to determine the breathing state grade of user and to send corresponding alarm, achieve the test rapidly and accurately of the breathing state grade to user, data calculation process is simple, alarm is timely and effective, reduce the Personal Risk that the situations such as the major fatigue of user cause, improve the experience of user.
Particularly, directly contacted with user's body surface by the equipment being provided with body surface sensor, the respiratory impedance signal (analog voltage signal) of user is detected after high-frequency current signal is added to user's body top application, different breathing state grades is corresponded to by after analog voltage signal digitized processing, or and respiratory impedance signal and default respiratory impedance signal are compared, to make alarm according to breathing state grade or comparative result, carry out having a rest or notify that other users point out it with reminding user.
In technique scheme, preferably, before the respiratory impedance signal obtaining user, comprising: preset signals acquisition time; Obtain average respiratory impedance value; Described average respiratory impedance value is divided into multiple breathing state grade; Preset numberization breathes the corresponding relation of grade and described breathing state grade.
In this technical scheme, by preset signals acquisition time, detection mode can be increased, particularly, user had fatiguability stage and non-fatigue stage in 24 hours, for the signals collecting time that the fatiguability stage should adopt interval time shorter, and for the signals collecting time that non-fatigue stage should adopt interval time longer, effectively can save the power consumption in alarm sounds process, ensure to obtain breathing resistance signal exactly simultaneously, improve the accuracy that impedance value calculates.
Particularly, average respiratory impedance value is the respiratory impedance value of multiple repairing weld user when health and non-frazzle, and the calibration value carried out after handling averagely, this calibration value is more met the request for utilization of different user as the standard of breathing state grade classification, and then ensure that the judgement of later stage to the breathing state grade of the user of sensing is more accurate.
In technique scheme, preferably, determine the breathing state grade of described user according to described respiratory impedance signal, comprise following concrete steps: digitized processing is carried out to described respiratory impedance signal and breathes grade to obtain described digitizing; Breathe grade according to described corresponding relation and described digitizing, determine the described breathing state grade of the described user that described respiratory impedance signal is corresponding.
In this technical scheme, by the digitized processing of respiratory impedance signal, the process obtaining respiratory impedance signal is more simplified, computation process is more simple and quick, in addition, by arranging the corresponding relation of respiratory impedance signal and breathing state grade, make user can obtain breathing state grade corresponding to respiratory impedance signal more intuitively.
In technique scheme, preferably, send alarm according to described breathing state grade, comprise following concrete steps: preset the first breathing state grade; Judge that whether described breathing state grade is higher than described first breathing state grade; When judging described breathing state grade higher than described first breathing state grade, send the first alarm sounds, wherein, first alarm sounds comprises one or more the combination in any in vibrations alarm sounds, voice alarm prompting and optical alert prompting, wherein, described first breathing state grade comprises elementary breathing state grade tired out and/or slight breathing state grade tired out.
In this technical scheme, by presetting the first breathing state grade, thus making user can understand the breathing state grade of oneself in more detail, judging the degree of fatigue of user more accurately.
Particularly, first breathing state grade refers to the elementary degree of fatigue of user, vibrations alarm sounds, voice alarm prompting and optical alert prompting is sent after determining elementary degree of fatigue, or adopt the combination of multiple alarm sounds, to realize the alarm timely and effectively to user, prevent dangerous generation.
In technique scheme, preferably, send alarm according to described breathing state grade, comprise following concrete steps: preset the second breathing state grade, described second breathing state grade is higher than described first breathing state grade; Judge that whether described breathing state grade is higher than described second breathing state grade; When judging described breathing state grade higher than described second breathing state grade, create with the communication of other-end and send the second alarm sounds, wherein, second alarm sounds comprises vibrations alarm sounds, voice alarm prompting and optical alert prompting, positioning system prompting and sends one or more the combination in any in communications and warning system prompting to described other-end, wherein, described second breathing state grade comprises severe breathing state grade tired out and/or zero breathing state grade.
In this technical scheme, by presetting the second breathing state grade, user can understand oneself breathing state grade further in detail, judges the degree of fatigue of user more accurately.
Particularly, the grade of the second alarm sounds is higher than the grade of the first alarm sounds, accordingly, prompting mode corresponding to second alarm will be stronger, not only comprise vibrations alarm sounds, voice alarm prompting and optical alert prompting and alarm sounds is carried out to user, also after establishing a communications link, pointed out by positioning system and send communications and warning system prompting to other-end, coming further to remind the degree of fatigue of user.
Particularly, when the severe breathing state tired out of user typically refers in user's long-term work or drives, or user is in fatiguability periods such as periods in morning, now respiratory impedance value departs from average respiratory impedance value, in addition, when zero breathing state grade refers to respiratory impedance value user not detected, now user may interrupt due to reasons such as diseases breathing, extremely dangerous physiological situation is belonged to equally with severe breathing state tired out, therefore, more strong prompting mode is adopted to carry out alarm sounds, even need to send communication data to other-end, to cause the attention of the user of other-end, the human safety issues of tested user is guaranteed by the user of other-end, improve the experience of user.
In technique scheme, preferably, obtain the respiratory impedance signal of user, comprise following concrete steps: preset multiple time period, within described multiple time period, carry out the detection of described respiratory impedance signal according to the different signals collecting time.
In this technical scheme, by carrying out the detection of described respiratory impedance signal within multiple time period according to the different signals collecting time, respiratory impedance signal can be calculated more accurately, while low-power consumption, accurately and timely react the fatigue state degree of user.
In technique scheme, preferably, preset multiple time period, within described multiple time period, carry out the detection of described respiratory impedance signal according to the different signals collecting time, comprise following concrete steps: in described first time period, adopt very first time interval to carry out the collection of described respiratory impedance signal; Preset is the second time period time period of 9 in the at 9 in evening to morning, and within described second time period, adopted for second time interval carried out the collection of described respiratory impedance signal, wherein, described second time interval is less than or equal to described very first time interval.
In this technical scheme, carry out the collection of respiratory impedance signal by adopting very first time interval in first time period and in first time period, adopt very first time interval to carry out the collection of respiratory impedance signal, reduce the power consumption of respiratory impedance test process, particularly, first time period belongs to non-fatigue stage, and the second time period belonged to fatigue stage, adopts the respiratory impedance of high frequency to detect in fatigue stage, the promptness detected can be ensured, reduce the Personal Risk because fatigue causes simultaneously.
In technique scheme preferably, described second time interval is less than or equal to zero.
In this technical scheme, being less than or equal to zero by arranging for second time interval, achieving the real-time detection of respiratory impedance signal, particularly, can detect respiratory impedance signal without interruption when second time interval was zero.
According to a further aspect in the invention, also proposed a kind of alarm system, comprising: acquiring unit, for obtaining the respiratory impedance signal of user; Determining unit, for determining the breathing state grade of described user according to described respiratory impedance signal; Alarm unit, for sending alarm according to described breathing state grade.
In this technical scheme, by obtaining respiratory impedance signal to determine the breathing state grade of user and to send corresponding alarm, achieve the test rapidly and accurately of the breathing state grade to user, data calculation process is simple, alarm is timely and effective, reduce the Personal Risk that the situations such as the major fatigue of user cause, improve the experience of user.
Particularly, directly contacted with user's body surface by the equipment being provided with body surface sensor, the respiratory impedance signal (analog voltage signal) of user is detected after high-frequency current signal is added to user's body top application, different breathing state grades is corresponded to by after analog voltage signal digitized processing, or and respiratory impedance signal and default respiratory impedance signal are compared, to make alarm according to breathing state grade or comparative result, carry out having a rest or notify that other users point out it with reminding user.
In technique scheme, preferably, also comprise: preset unit, for preset signals acquisition time; Described acquiring unit also for, obtain average respiratory impedance value; Described alarm system, also comprises: division unit, for described average respiratory impedance value is divided into multiple breathing state grade; Described default unit also breathes the corresponding relation of grade and described breathing state grade for, preset numberization.
In this technical scheme, by preset signals acquisition time, detection mode can be increased, particularly, user had fatiguability stage and non-fatigue stage in 24 hours, for the signals collecting time that the fatiguability stage should adopt interval time shorter, and for the signals collecting time that non-fatigue stage should adopt interval time longer, effectively can save the power consumption in alarm sounds process, ensure to obtain breathing resistance signal exactly simultaneously, improve the accuracy that impedance value calculates.
Particularly, average respiratory impedance value is the respiratory impedance value of multiple repairing weld user when health and non-frazzle, and the calibration value carried out after handling averagely, this calibration value is more met the request for utilization of different user as the standard of breathing state grade classification, and then ensure that the judgement of later stage to the breathing state grade of the user of sensing is more accurate.
In technique scheme, preferably, also comprise: digitized processing unit, breathe grade for carrying out digitized processing to described respiratory impedance signal to obtain described digitizing; Described determining unit also for, breathe grade according to described corresponding relation and described digitizing, determine the described breathing state grade of the described user that described respiratory impedance signal is corresponding.
In this technical scheme, by the digitized processing of respiratory impedance signal, the process obtaining respiratory impedance signal is more simplified, computation process is more simple and quick, in addition, by arranging the corresponding relation of respiratory impedance signal and breathing state grade, make user can obtain breathing state grade corresponding to respiratory impedance signal more intuitively.
In technique scheme, preferably, described default unit also for, preset the first breathing state grade; Described alarm sounds system, also comprises: judging unit, for judging that whether described breathing state grade is higher than described first breathing state grade; Described alarm unit also for, when judging described breathing state grade higher than described first breathing state grade, send the first alarm sounds, wherein, first alarm sounds comprises one or more the combination in any in vibrations alarm sounds, voice alarm prompting and optical alert prompting, wherein, described first breathing state grade comprises elementary breathing state grade tired out and/or slight breathing state grade tired out.
In this technical scheme, the grade of warning system is divided, thus user can understand the breathing state grade of oneself in more detail, judges the degree of fatigue of user more accurately.
In technique scheme, preferably, described default unit also for, preset the second breathing state grade, described second breathing state grade is higher than described first breathing state grade; Described judging unit also for, judge that whether described breathing state grade is higher than described second breathing state grade; Described alarm unit also for, when judging described breathing state grade higher than described second breathing state grade, create with the communication of other-end and send the second alarm sounds, wherein, second alarm sounds comprises vibrations alarm sounds, voice alarm prompting and optical alert prompting, positioning system prompting and sends one or more the combination in any in communications and warning system prompting to described other-end, wherein, described second breathing state grade comprises severe breathing state grade tired out and/or zero breathing state grade.
In this technical scheme, by presetting the first breathing state grade, user can understand oneself breathing state grade further in detail, judges the degree of fatigue of user more accurately.
Particularly, the grade of the second alarm sounds is higher than the grade of the first alarm sounds, accordingly, prompting mode corresponding to second alarm will be stronger, not only comprise vibrations alarm sounds, voice alarm prompting and optical alert prompting and alarm sounds is carried out to user, also after establishing a communications link, pointed out by positioning system and send communications and warning system prompting to other-end, coming further to remind the degree of fatigue of user.
Particularly, when the severe breathing state tired out of user typically refers in user's long-term work or drives, or user is in fatiguability periods such as periods in morning, now respiratory impedance value departs from average respiratory impedance value, in addition, when zero breathing state grade refers to respiratory impedance value user not detected, now user may interrupt due to reasons such as diseases breathing, extremely dangerous physiological situation is belonged to equally with severe breathing state tired out, therefore, more strong prompting mode is adopted to carry out alarm sounds, even need to send communication data to other-end, to cause the attention of the user of other-end, the human safety issues of tested user is guaranteed by the user of other-end, improve the experience of user.
In technique scheme, preferably, described default unit also for, preset multiple time period, within described multiple time period, carry out the detection of described respiratory impedance signal according to the different signals collecting time.
In this technical scheme, by carrying out the detection of described respiratory impedance signal within multiple time period according to the different signals collecting time, respiratory impedance signal can be calculated more accurately, while low-power consumption, accurately and timely react the fatigue state degree of user.
In technique scheme, preferably, described default unit also for, preset the time period of 9 in the morning 9 to evening be first time period, in described first time period, adopt very first time interval to carry out the collection of described respiratory impedance signal; And be the second time period for the time period of 9 in the at 9 in default evening to morning, within described second time period, adopted for second time interval carried out the collection of described respiratory impedance signal, wherein, described second time interval is less than or equal to described very first time interval.
In this technical scheme, carry out the collection of respiratory impedance signal by adopting very first time interval in first time period and in first time period, adopt very first time interval to carry out the collection of respiratory impedance signal, reduce the power consumption of respiratory impedance test process, particularly, first time period belongs to non-fatigue stage, and the second time period belonged to fatigue stage, adopts the respiratory impedance of high frequency to detect in fatigue stage, the promptness detected can be ensured, reduce the Personal Risk because fatigue causes simultaneously.
In technique scheme, preferably, described second time interval is less than or equal to zero.
In this technical scheme, being less than or equal to zero by arranging for second time interval, achieving the real-time detection of respiratory impedance signal, particularly, can detect respiratory impedance signal without interruption when second time interval was zero.
According to a third aspect of the invention we, also proposed a kind of terminal, comprising: the alarm system as described in above-mentioned any one technical scheme.
According to a forth aspect of the invention, also proposed a kind of wearable device, comprising: the alarm system as described in above-mentioned any one technical scheme.
By above technical scheme, determine the breath state of active user by the testing result of the respiratory impedance signal to user and then judge the degree of fatigue of user, and the alarm of different modes is sent according to degree of fatigue, reduce the Personal Risk caused because of human fatigue, especially the Personal Risk's problem in driving conditions, improves the experience of user.
Accompanying drawing explanation
Fig. 1 shows the schematic flow diagram of alarm method according to an embodiment of the invention;
Fig. 2 shows the schematic block diagram of alarm system according to an embodiment of the invention;
Fig. 3 shows the schematic flow diagram of alarm method according to another embodiment of the invention;
Fig. 4 shows the schematic block diagram of alarm system according to another embodiment of the invention.
Specific implementation method
In order to more clearly understand above-mentioned purpose of the present invention, feature and advantage, below in conjunction with accompanying drawing and specific implementation method, the present invention is further described in detail.It should be noted that, when not conflicting, the feature in the embodiment of the application and embodiment can combine mutually.
Set forth a lot of detail in the following description so that fully understand the present invention; but; the present invention can also adopt other to be different from additive method described here to implement, and therefore, protection scope of the present invention is not by the restriction of following public specific embodiment.
Fig. 1 shows the schematic flow diagram of alarm method according to an embodiment of the invention.
As shown in Figure 1, alarm method according to an embodiment of the invention, comprising: step 102, obtains the respiratory impedance signal of user; Step 104, determines the breathing state grade of described user according to described respiratory impedance signal; Step 106, sends alarm according to described breathing state grade.
In this technical scheme, by obtaining respiratory impedance signal to determine the breathing state grade of user and to send corresponding alarm, achieve the test rapidly and accurately of the breathing state grade to user, data calculation process is simple, alarm is timely and effective, reduce the Personal Risk that the situations such as the major fatigue of user cause, improve the experience of user.
Particularly, directly contacted with user's body surface by the equipment being provided with body surface sensor, the respiratory impedance signal (analog voltage signal) of user is detected after high-frequency current signal is added to user's body top application, different breathing state grades is corresponded to by after analog voltage signal digitized processing, or and respiratory impedance signal and default respiratory impedance signal are compared, to make alarm according to breathing state grade or comparative result, carry out having a rest or notify that other users point out it with reminding user.
In technique scheme, preferably, before the respiratory impedance signal obtaining user, comprising: preset signals acquisition time; Obtain average respiratory impedance value; Described average respiratory impedance value is divided into multiple breathing state grade; Preset numberization breathes the corresponding relation of grade and described breathing state grade.
In this technical scheme, by preset signals acquisition time, detection mode can be increased, particularly, user had fatiguability stage and non-fatigue stage in 24 hours, for the signals collecting time that the fatiguability stage should adopt interval time shorter, and for the signals collecting time that non-fatigue stage should adopt interval time longer, effectively can save the power consumption in alarm sounds process, ensure to obtain breathing resistance signal exactly simultaneously, improve the accuracy that impedance value calculates.
Particularly, average respiratory impedance value is the respiratory impedance value of multiple repairing weld user when health and non-frazzle, and the calibration value carried out after handling averagely, this calibration value is more met the request for utilization of different user as the standard of breathing state grade classification, and then ensure that the judgement of later stage to the breathing state grade of the user of sensing is more accurate.
In technique scheme, preferably, determine the breathing state grade of described user according to described respiratory impedance signal, comprise following concrete steps: digitized processing is carried out to described respiratory impedance signal and breathes grade to obtain described digitizing; Breathe grade according to described corresponding relation and described digitizing, determine the described breathing state grade of the described user that described respiratory impedance signal is corresponding.
In this technical scheme, by the digitized processing of respiratory impedance signal, the process obtaining respiratory impedance signal is more simplified, computation process is more simple and quick, in addition, by arranging the corresponding relation of respiratory impedance signal and breathing state grade, make user can obtain breathing state grade corresponding to respiratory impedance signal more intuitively.
In technique scheme, preferably, send alarm according to described breathing state grade, comprise following concrete steps: preset the first breathing state grade; Judge that whether described breathing state grade is higher than described first breathing state grade; When judging described breathing state grade higher than described first breathing state grade, send the first alarm sounds, wherein, first alarm sounds comprises one or more the combination in any in vibrations alarm sounds, voice alarm prompting and optical alert prompting, wherein, described first breathing state grade comprises elementary breathing state grade tired out and/or slight breathing state grade tired out.
In this technical scheme, by presetting the first breathing state grade, thus making user can understand the breathing state grade of oneself in more detail, judging whether more accurately to reach fatigue program.
Particularly, first breathing state grade refers to the elementary degree of fatigue of user and/or slight breathing state grade tired out, vibrations alarm sounds, voice alarm prompting and optical alert prompting is sent after determining elementary degree of fatigue, or adopt the combination of multiple alarm sounds, to realize the alarm timely and effectively to user, prevent dangerous generation.
In technique scheme, preferably, send alarm according to described breathing state grade, comprise following concrete steps: preset the second breathing state grade, described second breathing state grade is higher than described first breathing state grade; Judge that whether described breathing state grade is higher than described second breathing state grade; When judging described breathing state grade higher than described second breathing state grade, create with the communication of other-end and send the second alarm sounds, wherein, second alarm sounds comprises vibrations alarm sounds, voice alarm prompting and optical alert prompting, positioning system prompting and sends one or more the combination in any in communications and warning system prompting to described other-end, wherein, described second breathing state grade comprises severe breathing state grade tired out and/or zero breathing state grade.
In this technical scheme, by presetting the first breathing state grade, user can understand oneself breathing state grade further in detail, judges whether more accurately to reach fatigue program.
Particularly, the grade of the second alarm sounds is higher than the grade of the first alarm sounds, accordingly, prompting mode corresponding to second alarm will be stronger, not only comprise vibrations alarm sounds, voice alarm prompting and optical alert prompting and alarm sounds is carried out to user, also after establishing a communications link, pointed out by positioning system and send communications and warning system prompting to other-end, coming further to remind the degree of fatigue of user.
Particularly, when the severe breathing state tired out of user typically refers in user's long-term work or drives, or user is in fatiguability periods such as periods in morning, now respiratory impedance value departs from average respiratory impedance value, in addition, when zero breathing state grade refers to respiratory impedance value user not detected, now user may interrupt due to reasons such as diseases breathing, extremely dangerous physiological situation is belonged to equally with severe breathing state tired out, therefore, more strong prompting mode is adopted to carry out alarm sounds, even need to send communication data to other-end, to cause the attention of the user of other-end, the human safety issues of tested user is guaranteed by the user of other-end, improve the experience of user.
In technique scheme, preferably, obtain the respiratory impedance signal of user, comprise following concrete steps: preset multiple time period, within described multiple time period, carry out the detection of described respiratory impedance signal according to the different signals collecting time.
In this technical scheme, by carrying out the detection of described respiratory impedance signal within multiple time period according to the different signals collecting time, respiratory impedance signal can be calculated more accurately, while low-power consumption, accurately and timely react the fatigue state degree of user.
In technique scheme, preferably, preset multiple time period, carry out the detection of described respiratory impedance signal according to the different signals collecting time within described multiple time period, comprise following concrete steps: preset is first time period the time period of 9 in the morning 9 to evening, adopts very first time interval to carry out the collection of described respiratory impedance signal in described first time period; Preset is the second time period time period of 9 in the at 9 in evening to morning, and within described second time period, adopted for second time interval carried out the collection of described respiratory impedance signal, wherein, described second time interval is less than or equal to described very first time interval.
In this technical scheme, carry out the collection of respiratory impedance signal by adopting very first time interval in first time period and in first time period, adopt very first time interval to carry out the collection of respiratory impedance signal, reduce the power consumption of respiratory impedance test process, particularly, first time period belongs to non-fatigue stage, and the second time period belonged to fatigue stage, adopts the respiratory impedance of high frequency to detect in fatigue stage, the promptness detected can be ensured, reduce the Personal Risk because fatigue causes simultaneously.
In technique scheme, preferably, described second time interval is less than or equal to zero.
In this technical scheme, being less than or equal to zero by arranging for second time interval, achieving the real-time detection of respiratory impedance signal, particularly, can detect respiratory impedance signal without interruption when second time interval was zero.
Fig. 2 shows the schematic block diagram of alarm system according to an embodiment of the invention.
As shown in Figure 2, a kind of alarm system 200 according to an embodiment of the invention, comprising: acquiring unit 202, for obtaining the respiratory impedance signal of user; Determining unit 204, for determining the breathing state grade of described user according to described respiratory impedance signal; Alarm unit 206, for sending alarm according to described breathing state grade.
In this technical scheme, by obtaining respiratory impedance signal to determine the breathing state grade of user and to send corresponding alarm, achieve the test rapidly and accurately of the breathing state grade to user, data calculation process is simple, alarm is timely and effective, reduce the Personal Risk that the situations such as the major fatigue of user cause, improve the experience of user.
Particularly, directly contacted with user's body surface by the equipment being provided with body surface sensor, the respiratory impedance signal (analog voltage signal) of user is detected after high-frequency current signal is added to user's body top application, different breathing state grades is corresponded to by after analog voltage signal digitized processing, or and respiratory impedance signal and default respiratory impedance signal are compared, to make alarm according to breathing state grade or comparative result, carry out having a rest or notify that other users point out it with reminding user.
In technique scheme, preferably, also comprise: preset unit 208, for preset signals acquisition time; Described acquiring unit 202 also for, obtain average respiratory impedance value; Described alarm system, also comprises: division unit 214, for described average respiratory impedance value is divided into multiple breathing state grade; Described default unit 208 also breathes the corresponding relation of grade and described breathing state grade for, preset numberization.
In this technical scheme, by preset signals acquisition time, detection mode can be increased, particularly, user had fatiguability stage and non-fatigue stage in 24 hours, for the signals collecting time that the fatiguability stage should adopt interval time shorter, and for the signals collecting time that non-fatigue stage should adopt interval time longer, effectively can save the power consumption in alarm sounds process, ensure to obtain breathing resistance signal exactly simultaneously, improve the accuracy that impedance value calculates.
Particularly, average respiratory impedance value is the respiratory impedance value of multiple repairing weld user when health and non-frazzle, and the calibration value carried out after handling averagely, this calibration value is more met the request for utilization of different user as the standard of breathing state grade classification, and then ensure that the judgement of later stage to the breathing state grade of the user of sensing is more accurate.
In technique scheme, preferably, also comprise: digitized processing unit 210, breathe grade for carrying out digitized processing to described respiratory impedance signal to obtain described digitizing; Described determining unit 204 also for, breathe grade according to described corresponding relation and described digitizing, determine the described breathing state grade of the described user that described respiratory impedance signal is corresponding.
In this technical scheme, by the digitized processing of respiratory impedance signal, the process obtaining respiratory impedance signal is more simplified, computation process is more simple and quick, in addition, by arranging the corresponding relation of respiratory impedance signal and breathing state grade, make user can obtain breathing state grade corresponding to respiratory impedance signal more intuitively.
In technique scheme, preferably, described default unit 208 also for, preset the first breathing state grade; Described alarm sounds system, also comprises: judging unit 212, for judging that whether described breathing state grade is higher than described first breathing state grade; Described alarm unit 206 also for, when judging described breathing state grade higher than described first breathing state grade, send the first alarm sounds, wherein, first alarm sounds comprises one or more the combination in any in vibrations alarm sounds, voice alarm prompting and optical alert prompting, wherein, described first breathing state grade comprises elementary breathing state grade tired out and/or slight breathing state grade tired out.
In this technical scheme, the grade of warning system is divided, thus user can understand the breathing state grade of oneself in more detail, judge whether more accurately to reach fatigue program.
In technique scheme, preferably, described default unit 208 also for, preset the second breathing state grade, described second breathing state grade is higher than described first breathing state grade; Described judging unit 212 also for, judge that whether described breathing state grade is higher than described second breathing state grade; Described alarm unit 206 also for, when judging described breathing state grade higher than described second breathing state grade, create with the communication of other-end and send the second alarm sounds, wherein, second alarm sounds comprises vibrations alarm sounds, voice alarm prompting and optical alert prompting, positioning system prompting and sends one or more the combination in any in communications and warning system prompting to described other-end, wherein, described second breathing state grade comprises severe breathing state grade tired out and/or zero breathing state grade.
In this technical scheme, by presetting the first breathing state grade, user can understand oneself breathing state grade further in detail, judges whether more accurately to reach fatigue program.
Particularly, the grade of the second alarm sounds is higher than the grade of the first alarm sounds, accordingly, prompting mode corresponding to second alarm will be stronger, not only comprise vibrations alarm sounds, voice alarm prompting and optical alert prompting and alarm sounds is carried out to user, also after establishing a communications link, pointed out by positioning system and send communications and warning system prompting to other-end, coming further to remind the degree of fatigue of user.
Particularly, when the severe breathing state tired out of user typically refers in user's long-term work or drives, or user is in fatiguability periods such as periods in morning, now respiratory impedance value departs from average respiratory impedance value, in addition, when zero breathing state grade refers to respiratory impedance value user not detected, now user may interrupt due to reasons such as diseases breathing, extremely dangerous physiological situation is belonged to equally with severe breathing state tired out, therefore, more strong prompting mode is adopted to carry out alarm sounds, even need to send communication data to other-end, to cause the attention of the user of other-end, the human safety issues of tested user is guaranteed by the user of other-end, improve the experience of user.
In technique scheme, preferably, described default unit 212 also for, preset multiple time period, according to the different signals collecting time within described multiple time period.
In this technical scheme, by carrying out the detection of described respiratory impedance signal within multiple time period according to the different signals collecting time, respiratory impedance signal can be calculated more accurately, while low-power consumption, accurately and timely react the fatigue state degree of user.
In technique scheme, preferably, described default unit 212 also for, preset the time period of 9 in the morning 9 to evening be first time period, in described first time period, adopt very first time interval to carry out the collection of described respiratory impedance signal; And be the second time period for the time period of 9 in the at 9 in default evening to morning, within described second time period, adopted for second time interval carried out the collection of described respiratory impedance signal, wherein, described second time interval is less than or equal to described very first time interval.
In this technical scheme, carry out the collection of respiratory impedance signal by adopting very first time interval in first time period and in first time period, adopt very first time interval to carry out the collection of respiratory impedance signal, reduce the power consumption of respiratory impedance test process, particularly, first time period belongs to non-fatigue stage, and the second time period belonged to fatigue stage, adopts the respiratory impedance of high frequency to detect in fatigue stage, the promptness detected can be ensured, reduce the Personal Risk because fatigue causes simultaneously.
In technique scheme, preferably, described second time interval is less than or equal to zero.
In this technical scheme, being less than or equal to zero by arranging for second time interval, achieving the real-time detection of respiratory impedance signal, particularly, can detect respiratory impedance signal without interruption when second time interval was zero.
Fig. 3 shows the schematic flow diagram of alarm method according to another embodiment of the invention.
As shown in Figure 3, alarm method according to another embodiment of the invention, comprising:
Step 302, obtains human body respiration impedance signal;
Step 304, calculates respiratory impedance signal;
Step 306, judges whether to reach pre-fatigue, particularly, being compared by current respiratory impedance signal and reference respiratory impedance threshold values, if respiratory impedance signal is more than or equal to respiratory impedance threshold value, is then reach pre-fatigue, perform step 308, if not, then perform step 302;
Step 308, sends early warning, does corresponding operating, and in certain hour section, detects and judge whether to reach tired;
Step 310, judges whether to reach tired, if so, then performs step 310, if not, then performs step 302, particularly, if when electrical impedance signal is greater than reference resistor anti-information threshold, reaches tired, give the alarm;
Step 312, gives the alarm, and plays music simultaneously, notice other-end user.
Fig. 4 shows the schematic block diagram of alarm system according to another embodiment of the invention.
As shown in Figure 4, alarm system 400 according to another embodiment of the invention, comprise: detecting unit 402, comprise electric current and apply module, electrode and voltage detection module, wherein, electric current applies module and is used for after electrode contact to user's body surface, apply current load, and gather voltage signal to by voltage detection module, namely voltage signal corresponds to respiratory impedance signal, wherein, current load adopts high-frequency current load; Impedance computation unit 404, is connected to detecting unit 402, calculates according to the voltage signal that detecting unit 402 provides; Monitoring unit 406, is connected to impedance computation unit 404, for monitoring detecting unit 402; Comparing unit 408, is connected to monitoring unit 406, compares for the voltage signal that obtains monitoring unit 406 and predeterminated voltage signal, to determine the degree of fatigue of user; Alarm sounds unit 410, during for being more than or equal to predeterminated voltage signal at voltage signal, carry out alarm, wherein, alarm mode comprises vibrations alarm, audio alert prompting, optics alarm, one or more the combination in any of opening in navigator fix alarm and notice other-end user.
More than be described with reference to the accompanying drawings technical scheme of the present invention, consider propose in correlation technique how the technical matters determined current breathing state grade and make effective alarm is detected to the respiratory impedance value of user.The present invention proposes a kind of alarm method, alarm system, terminal, wearable device, breathing state grade is judged by the respiratory impedance signal obtaining user, judge whether to reach degree of fatigue according to breathing state grade, take corresponding alarm means, ensure that the safety of driving, improve the experience of user.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (18)
1. an alarm method, is characterized in that, comprising:
Obtain the respiratory impedance signal of user;
The breathing state grade of described user is determined according to described respiratory impedance signal;
Alarm is sent according to described breathing state grade.
2. alarm method according to claim 1, is characterized in that, before the respiratory impedance signal obtaining user, comprising:
Preset signals acquisition time;
Obtain average respiratory impedance value;
Described average respiratory impedance value is divided into multiple breathing state grade;
Preset numberization breathes the corresponding relation of grade and described breathing state grade.
3. alarm method according to claim 2, is characterized in that, determines the breathing state grade of described user, comprise following concrete steps according to described respiratory impedance signal:
Digitized processing is carried out to described respiratory impedance signal and breathes grade to obtain described digitizing;
Breathe grade according to described corresponding relation and described digitizing, determine the described breathing state grade of the described user that described respiratory impedance signal is corresponding.
4. alarm method according to claim 3, is characterized in that, sends alarm, comprise following concrete steps according to described breathing state grade:
Preset the first breathing state grade;
Judge that whether described breathing state grade is higher than described first breathing state grade;
When judging described breathing state grade higher than described first breathing state grade, send the first alarm sounds, wherein, the first alarm sounds comprises one or more the combination in any in vibrations alarm sounds, voice alarm prompting and optical alert prompting,
Wherein, described first breathing state grade comprises elementary breathing state grade tired out and/or slight breathing state grade tired out.
5. alarm method according to claim 3, is characterized in that, sends alarm, comprise following concrete steps according to described breathing state grade:
Preset the second breathing state grade, described second breathing state grade is higher than described first breathing state grade;
Judge that whether described breathing state grade is higher than described second breathing state grade;
When judging described breathing state grade higher than described second breathing state grade, create with the communication of other-end and send the second alarm sounds, wherein, second alarm sounds comprises vibrations alarm sounds, voice alarm prompting and optical alert prompting, positioning system prompting and sends one or more the combination in any in communications and warning system prompting to described other-end
Wherein, described second breathing state grade comprises severe breathing state grade tired out and/or zero breathing state grade.
6. the alarm method according to claim 4 or 5, is characterized in that, obtains the respiratory impedance signal of user, comprises following concrete steps:
Preset multiple time period, within described multiple time period, carry out the detection of described respiratory impedance signal according to the different signals collecting time.
7. alarm method according to claim 6, is characterized in that, carries out the detection of described respiratory impedance signal, comprise following concrete steps within described multiple time period according to the different signals collecting time:
Preset is first time period the time period of 9 in the morning 9 to evening, adopts very first time interval to carry out the collection of described respiratory impedance signal in described first time period;
Preset is the second time period time period of 9 in the at 9 in evening to morning, and within described second time period, adopted for second time interval carried out the collection of described respiratory impedance signal, wherein, described second time interval is less than or equal to described very first time interval.
8. alarm method according to claim 7, is characterized in that, described second time interval is less than or equal to zero.
9. an alarm system, is characterized in that, comprising:
Acquiring unit, for obtaining the respiratory impedance signal of user;
Determining unit, for determining the breathing state grade of described user according to described respiratory impedance signal;
Alarm unit, for sending alarm according to described breathing state grade.
10. alarm system according to claim 9, is characterized in that, also comprise:
Preset unit, for preset signals acquisition time;
Described acquiring unit also for, obtain average respiratory impedance value;
Described alarm system, also comprises: division unit, for described average respiratory impedance value is divided into multiple breathing state grade;
Described default unit also breathes the corresponding relation of grade and described breathing state grade for, preset numberization.
11. alarm systems according to claim 10, is characterized in that, also comprise:
Digitized processing unit, breathes grade for carrying out digitized processing to described respiratory impedance signal to obtain described digitizing;
Described determining unit also for, breathe grade according to described corresponding relation and described digitizing, determine the described breathing state grade of the described user that described respiratory impedance signal is corresponding.
12. alarm systems according to claim 11, is characterized in that, described default unit also for, preset the first breathing state grade;
Described alarm sounds system, also comprises:
Judging unit, for judging that whether described breathing state grade is higher than described first breathing state grade;
Described alarm unit also for, when judging described breathing state grade higher than described first breathing state grade, send the first alarm sounds, wherein, first alarm sounds comprises one or more the combination in any in vibrations alarm sounds, voice alarm prompting and optical alert prompting
Wherein, described first breathing state grade comprises elementary breathing state grade tired out and/or slight breathing state grade tired out.
13. alarm systems according to claim 11, is characterized in that, described default unit also for, preset the second breathing state grade, described second breathing state grade is higher than described first breathing state grade;
Described judging unit also for, judge that whether described breathing state grade is higher than described second breathing state grade;
Described alarm unit also for, when judging described breathing state grade higher than described second breathing state grade, create with the communication of other-end and send the second alarm sounds, wherein, second alarm sounds comprises vibrations alarm sounds, voice alarm prompting and optical alert prompting, positioning system prompting and sends one or more the combination in any in communications and warning system prompting to described other-end
Wherein, described second breathing state grade comprises severe breathing state grade tired out and/or zero breathing state grade.
14. alarm systems according to claim 12 or 13, is characterized in that, described default unit also for, preset multiple time period, within described multiple time period, carry out the detection of described respiratory impedance signal according to the different signals collecting time.
15. alarm systems according to claim 14, it is characterized in that, described default unit also for, preset the time period of 9 in the morning 9 to evening be first time period, in described first time period, adopt very first time interval to carry out the collection of described respiratory impedance signal; And
Be the second time period for, within described second time period, adopted for second time interval carried out the collection of described respiratory impedance signal, wherein, described second time interval is less than or equal to the described very first time interval time period of 9 in the at 9 in default evening to morning.
16. alarm systems according to claim 15, is characterized in that, described second time interval is less than or equal to zero.
17. 1 kinds of terminals, is characterized in that, comprising: the alarm system according to any one of claim 9 to 16.
18. 1 kinds of wearable devices, is characterized in that, comprising: the alarm system according to any one of claim 9 to 16.
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