CN105277266A - Weighing scale device for measuring height through sound wave transmission and wireless communication - Google Patents
Weighing scale device for measuring height through sound wave transmission and wireless communication Download PDFInfo
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- CN105277266A CN105277266A CN201510301504.1A CN201510301504A CN105277266A CN 105277266 A CN105277266 A CN 105277266A CN 201510301504 A CN201510301504 A CN 201510301504A CN 105277266 A CN105277266 A CN 105277266A
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Abstract
A weighing scale device for measuring height through sound wave transmission and wireless communication comprises a household weighing scale and a smart device, and height is measured through a one-way sound wave transmission method or a bi-way sound wave transmission method between the smart device and the household weighing scale. According to the one-way sound wave transmission method, the smart device is internally provided with a first sound wave transmission module while the household weighing scale is internally provided with a first sound wave receiving module, the household weighing scale and the smart device are in wireless communication connection, sound wave transmission time is obtained by subtracting system response time ST1 from a time interval T1, and the measured height is obtained by multiplying the sound wave transmission time with sound wave speed. According to the bi-way sound wave transmission method, the smart device is internally provided with a first sound wave transmission module and a second sound wave receiving module while the household scale is internally provided with a first sound wave receiving module and a second sound wave transmission module, sound wave total transmission time is obtained by subtracting system response time ST2 from a time interval T2, and the measured height is obtained by multiplying the sound wave total transmission time with sound wave speed and then dividing the above result by 2.
Description
Technical field
The present invention relates to a kind of scale equipment can measuring height.
Background technology
The integral type scale can measuring height and body weight is at present common in public place, and the large heavy of this integral type scale volume, is inconvenient to move and family expenses, limits its range of application.Family expenses scale is flat, compact, attractive in appearance, easy to use, but can not provide the function measuring height, and therefore measuring height is all often public place, more not convenient.
Summary of the invention
The present invention is directed to above-mentioned deficiency of the prior art, provide a kind of and adopt family expenses scale, measured height by sonic transmissions and communication, scale equipment that easy to use, cost reduces.
In order to solve the problems of the technologies described above, the present invention adopts following technical scheme:
The scale equipment of height is measured by sonic transmissions and radio communication, comprise family expenses scale and the smart machine for smart mobile phone or panel computer, between smart machine and family expenses scale, measure height by unidirectional acoustic wave transmission mode or two-way acoustic wave transmission mode;
Unidirectional acoustic wave transmission mode, smart machine is built-in with the first sound wave sending module, family expenses scale is built-in with the first sound wave receiver module that arrange corresponding to the first sound wave sending module, the housing of smart machine is provided with the first perforate sending sound wave for the first sound wave sending module, the housing upper surface of family expenses scale is provided with the second perforate receiving sound wave for the first sound wave receiver module, family expenses scale with realize radio communication by WIFI or bluetooth between smart machine and be connected, the measurement height process of unidirectional acoustic wave transmission mode is, the sound transmitting position of smart machine be placed on the position concordant with the crown and the first sound wave can be sent straight down, smart machine end sends the first sound wave with indicating by the first sound wave sending module, and the transmitting time recording this first sound wave is very first time point, family expenses scale end by the first sound wave receiver module receive this with indicate the first sound wave and identify, family expenses scale end carries out wireless answering by WIFI or bluetooth to smart machine end afterwards, after smart machine termination receives the wireless answering of family expenses scale end, the time that record receives wireless answering is the second time point, smart machine calculates the time interval T1 of the second time point and very first time point, above-mentioned time interval T1 is not the first sound wave propagation time, the first sound wave propagation time deducts system response time ST1 for this time interval T1, the obtain manner of system response time ST1 is, smart machine being placed on family expenses scale surface distance is zero place, perform a unidirectional acoustic wave transmitting procedure, the time interval calculated is exactly system response time ST1, time interval T1 deducts system response time ST1 and just obtains the first sound wave propagation time, so measuring height is the velocity of wave first sound wave propagation time being multiplied by sound wave, described family expenses scale surface is integrated with Temperature Humidity Sensor, the environment temperature that Temperature Humidity Sensor records and humidity transfer in smart machine by WIFI or bluetooth approach, the environment temperature that smart machine is recorded by Temperature Humidity Sensor and humidity consult the velocity of wave that database obtains sound wave, database is positioned at smart machine, the velocity of wave of the sound wave that databases is corresponding under having certain environment temperature and humidity, smart machine carries out the calculating of measuring height by the velocity of wave consulting the sound wave obtained, the screen display of smart machine is by the height after calculating,
Two-way acoustic wave transmission mode, smart machine is built-in with the first sound wave sending module and the second sound wave receiver module, family expenses scale is built-in with the first sound wave receiver module and the second sound wave sending module, first sound wave sending module and the first sound wave receiver module correspondence are arranged, second sound wave sending module and the second sound wave receiver module correspondence are arranged, the housing of smart machine is provided with and sends sound wave for the first sound wave sending module, and the first perforate of sound wave is received for the second sound wave receiver module, the housing upper surface of family expenses scale is provided with and receives sound wave for the first sound wave receiver module, and the second perforate of sound wave is sent for the second sound wave sending module, the measurement height process of two-way acoustic wave transmission mode is, the sound transmitting position of smart machine be placed on the position concordant with the crown and the first sound wave can be sent straight down, smart machine end sends the first sound wave with indicating by the first sound wave sending module, and the transmitting time recording this first sound wave is very first time point, family expenses scale end by the first sound wave receiver module receive this with indicate the first sound wave and identify, family expenses scale end is by second sound wave of the second sound wave sending module transmission with sign afterwards, smart machine end by the second sound wave receiver module receive this with indicate the second sound wave and identify, and the time of reception recording this second sound wave is the second time point, smart machine calculates the time interval T2 of the second time point and very first time point, above-mentioned time interval T2 is not total travel-time of the first sound wave and the second sound wave, total travel-time of the first sound wave and the second sound wave deducts system response time ST2 for this time interval T2, the obtain manner of system response time ST2 is, smart machine being placed on family expenses scale surface distance is zero place, perform a two-way acoustic wave transmitting procedure, the time interval calculated is exactly system response time ST2, time interval T2 deducts total travel-time that system response time ST2 just obtains first sound ripple and the second sound wave, so total travel-time that measurement height is the first sound wave and the second sound wave is multiplied by the velocity of wave of sound wave again divided by 2, described family expenses scale surface is integrated with Temperature Humidity Sensor, the environment temperature that Temperature Humidity Sensor records and humidity transfer in smart machine by WIFI or bluetooth approach, the environment temperature that smart machine is recorded by Temperature Humidity Sensor and humidity consult the velocity of wave that database obtains sound wave, database is positioned at smart machine, the velocity of wave of the sound wave that databases is corresponding under having certain environment temperature and humidity, smart machine carries out the calculating of measuring height by the velocity of wave consulting the sound wave obtained, the screen display of smart machine is by the height after calculating.
Further, described second perforate and Temperature Humidity Sensor are arranged on the front end of the housing upper surface of family expenses scale.
Further, described smart machine is mobile phone, and the first perforate of mobile phone is arranged at the side end face of mobile phone.
The invention has the beneficial effects as follows: 1, in conjunction with family expenses scale and smart machine (smart mobile phone, panel computer) universal at present, by transmitting sound wave and communication measurement height between smart machine and scale; 2, compared with existing integral type scale, volume of the present invention reduces greatly, can be arranged among family easily, compared with conventional family expenses scale, provides the function measuring height when increasing few cost.
Accompanying drawing explanation
Fig. 1 is that the present invention measures the structural representation of the scale apparatus embodiments one of height by sonic transmissions and radio communication;
Drawing reference numeral: 1-family expenses scale; 2-family expenses scale; 3-second perforate; 4-Temperature Humidity Sensor.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the present invention is described in further detail:
Embodiment one
With reference to Fig. 1: the scale equipment being measured height by sonic transmissions and radio communication, comprise family expenses scale 1 and the smart machine 2 for smart mobile phone, between smart machine 2 and family expenses scale 1, measure height by unidirectional acoustic wave transmission mode or two-way acoustic wave transmission mode;
Unidirectional acoustic wave transmission mode, smart machine 2 is built-in with the first sound wave sending module, family expenses scale 1 is built-in with the first sound wave receiver module that arrange corresponding to the first sound wave sending module, the housing of smart machine 2 is provided with the first perforate sending sound wave for the first sound wave sending module, the housing of family expenses scale 1 is provided with the second perforate 3 receiving sound wave for the first sound wave receiver module, realize radio communication by WIFI or bluetooth between family expenses scale 1 with smart machine 2 to be connected, the measurement height process of unidirectional acoustic wave transmission mode is, the sound transmitting position of smart machine 2 be placed on the position concordant with the crown and the first sound wave can be sent straight down, smart machine end sends the first sound wave with indicating by the first sound wave sending module, and the transmitting time recording this first sound wave is very first time point, family expenses scale end by the first sound wave receiver module receive this with indicate the first sound wave and identify, family expenses scale end carries out wireless answering by WIFI or bluetooth to smart machine end afterwards, after smart machine termination receives the wireless answering of family expenses scale end, the time that record receives wireless answering is the second time point, smart machine 2 calculates the time interval T1 of the second time point and very first time point, above-mentioned time interval T1 is not the first sound wave propagation time, the first sound wave propagation time deducts system response time ST1 for this time interval T1, the obtain manner of system response time ST1 is, smart machine 2 being placed on family expenses scale 1 surface distance is zero place, perform a unidirectional acoustic wave transmitting procedure, the time interval calculated is exactly system response time ST1, time interval T1 deducts system response time ST1 and just obtains the first sound wave propagation time, so measuring height is the velocity of wave first sound wave propagation time being multiplied by sound wave, described family expenses scale 1 surface is integrated with Temperature Humidity Sensor 4, the environment temperature that Temperature Humidity Sensor 4 records and humidity transfer in smart machine 2 by WIFI or bluetooth approach, the environment temperature that smart machine 2 is recorded by Temperature Humidity Sensor 4 and humidity consult the velocity of wave that database obtains sound wave, database is positioned at smart machine 2, the velocity of wave of the sound wave that databases is corresponding under having certain environment temperature and humidity, smart machine 2 carries out the calculating of measuring height by the velocity of wave consulting the sound wave obtained, the screen display of smart machine 2 is by the height after calculating,
Two-way acoustic wave transmission mode, smart machine 2 is built-in with the first sound wave sending module and the second sound wave receiver module, family expenses scale 1 is built-in with the first sound wave receiver module and the second sound wave sending module, first sound wave sending module and the first sound wave receiver module correspondence are arranged, second sound wave sending module and the second sound wave receiver module correspondence are arranged, the housing of smart machine 2 is provided with and sends sound wave for the first sound wave sending module, and the first perforate of sound wave is received for the second sound wave receiver module, the housing upper surface of family expenses scale is provided with and receives sound wave for the first sound wave receiver module, and the second perforate 3 of sound wave is sent for the second sound wave sending module, the measurement height process of two-way acoustic wave transmission mode is, the sound transmitting position of smart machine 2 be placed on the position concordant with the crown and the first sound wave can be sent straight down, smart machine end sends the first sound wave with indicating by the first sound wave sending module, and the transmitting time recording this first sound wave is very first time point, family expenses scale end by the first sound wave receiver module receive this with indicate the first sound wave and identify, family expenses scale end is by second sound wave of the second sound wave sending module transmission with sign afterwards, smart machine end by the second sound wave receiver module receive this with indicate the second sound wave and identify, and the time of reception recording this second sound wave is the second time point, smart machine 2 calculates the time interval T2 of the second time point and very first time point, above-mentioned time interval T2 is not total travel-time of the first sound wave and the second sound wave, total travel-time of the first sound wave and the second sound wave deducts system response time ST2 for this time interval T2, the obtain manner of system response time ST2 is, smart machine 2 being placed on family expenses scale 1 surface distance is zero place, perform a two-way acoustic wave transmitting procedure, the time interval calculated is exactly system response time ST2, time interval T2 deducts total travel-time that system response time ST2 just obtains first sound ripple and the second sound wave, so total travel-time that measurement height is the first sound wave and the second sound wave is multiplied by the velocity of wave of sound wave again divided by 2, described family expenses scale 1 surface is integrated with Temperature Humidity Sensor 4, the environment temperature that Temperature Humidity Sensor 4 records and humidity transfer in smart machine 2 by WIFI or bluetooth approach, the environment temperature that smart machine 2 is recorded by Temperature Humidity Sensor 4 and humidity consult the velocity of wave that database obtains sound wave, database is positioned at smart machine 2, the velocity of wave of the sound wave that databases is corresponding under having certain environment temperature and humidity, smart machine 2 carries out the calculating of measuring height by the velocity of wave consulting the sound wave obtained, the screen display of smart machine 2 is by the height after calculating.
Described Temperature Humidity Sensor 4 is integrated in described family expenses scale 1 surface, and the environment temperature that Temperature Humidity Sensor 4 records and humidity are transferred in smart machine 2 by WIFI or bluetooth approach.
In the present embodiment, described second perforate 3 and Temperature Humidity Sensor 4 are arranged on the front end of the housing upper surface of family expenses scale 1, stand for human body in the middle part of scale.Described smart machine 2 is mobile phone, and the first perforate of mobile phone is arranged at the side end face of mobile phone, and also namely the sound transmitting position of mobile phone is positioned at the side end face of mobile phone.
In unidirectional acoustic wave transmission mode of the present invention, preferred smart machine sends sound wave straight down, first sound wave sending module of smart machine and the first sound wave receiver module of family expenses scale are on same vertical curve, but slightly deviation does not hinder yet, because sound wave is diffusive transport, even if depart from vertical direction between the first sound wave sending module and the first sound wave receiver module a little to arrange, first sound wave receiver module still can receive the first sound wave that the first sound wave sending module sends, only travel path favours vertical direction a little, little error is there is but substantially identical in the height recorded by this travel path with actual height.Two-way acoustic wave transmission mode is similar.
Embodiment two
The difference of the present embodiment and embodiment one is: described smart machine adopts panel computer.Other structures of the present embodiment are identical with implementation and embodiment one.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (3)
1. the scale equipment of height is measured by sonic transmissions and radio communication, it is characterized in that: comprise family expenses scale and the smart machine for smart mobile phone or panel computer, between smart machine and family expenses scale, measure height by unidirectional acoustic wave transmission mode or two-way acoustic wave transmission mode;
Unidirectional acoustic wave transmission mode, smart machine is built-in with the first sound wave sending module, family expenses scale is built-in with the first sound wave receiver module that arrange corresponding to the first sound wave sending module, the housing of smart machine is provided with the first perforate sending sound wave for the first sound wave sending module, the housing upper surface of family expenses scale is provided with the second perforate receiving sound wave for the first sound wave receiver module, family expenses scale with realize radio communication by WIFI or bluetooth between smart machine and be connected, the measurement height process of unidirectional acoustic wave transmission mode is, the sound transmitting position of smart machine be placed on the position concordant with the crown and the first sound wave can be sent straight down, smart machine end sends the first sound wave with indicating by the first sound wave sending module, and the transmitting time recording this first sound wave is very first time point, family expenses scale end by the first sound wave receiver module receive this with indicate the first sound wave and identify, family expenses scale end carries out wireless answering by WIFI or bluetooth to smart machine end afterwards, after smart machine termination receives the wireless answering of family expenses scale end, the time that record receives wireless answering is the second time point, smart machine calculates the time interval T1 of the second time point and very first time point, above-mentioned time interval T1 is not the first sound wave propagation time, the first sound wave propagation time deducts system response time ST1 for this time interval T1, the obtain manner of system response time ST1 is, smart machine being placed on family expenses scale surface distance is zero place, perform a unidirectional acoustic wave transmitting procedure, the time interval calculated is exactly system response time ST1, time interval T1 deducts system response time ST1 and just obtains the first sound wave propagation time, so measuring height is the velocity of wave first sound wave propagation time being multiplied by sound wave, described family expenses scale surface is integrated with Temperature Humidity Sensor, the environment temperature that Temperature Humidity Sensor records and humidity transfer in smart machine by WIFI or bluetooth approach, the environment temperature that smart machine is recorded by Temperature Humidity Sensor and humidity consult the velocity of wave that database obtains sound wave, database is positioned at smart machine, the velocity of wave of the sound wave that databases is corresponding under having certain environment temperature and humidity, smart machine carries out the calculating of measuring height by the velocity of wave consulting the sound wave obtained, the screen display of smart machine is by the height after calculating,
Two-way acoustic wave transmission mode, smart machine is built-in with the first sound wave sending module and the second sound wave receiver module, family expenses scale is built-in with the first sound wave receiver module and the second sound wave sending module, first sound wave sending module and the first sound wave receiver module correspondence are arranged, second sound wave sending module and the second sound wave receiver module correspondence are arranged, the housing of smart machine is provided with and sends sound wave for the first sound wave sending module, and the first perforate of sound wave is received for the second sound wave receiver module, the housing upper surface of family expenses scale is provided with and receives sound wave for the first sound wave receiver module, and the second perforate of sound wave is sent for the second sound wave sending module, the measurement height process of two-way acoustic wave transmission mode is, the sound transmitting position of smart machine be placed on the position concordant with the crown and the first sound wave can be sent straight down, smart machine end sends the first sound wave with indicating by the first sound wave sending module, and the transmitting time recording this first sound wave is very first time point, family expenses scale end by the first sound wave receiver module receive this with indicate the first sound wave and identify, family expenses scale end is by second sound wave of the second sound wave sending module transmission with sign afterwards, smart machine end by the second sound wave receiver module receive this with indicate the second sound wave and identify, and the time of reception recording this second sound wave is the second time point, smart machine calculates the time interval T2 of the second time point and very first time point, above-mentioned time interval T2 is not total travel-time of the first sound wave and the second sound wave, total travel-time of the first sound wave and the second sound wave deducts system response time ST2 for this time interval T2, the obtain manner of system response time ST2 is, smart machine being placed on family expenses scale surface distance is zero place, perform a two-way acoustic wave transmitting procedure, the time interval calculated is exactly system response time ST2, time interval T2 deducts total travel-time that system response time ST2 just obtains first sound ripple and the second sound wave, so total travel-time that measurement height is the first sound wave and the second sound wave is multiplied by the velocity of wave of sound wave again divided by 2, described family expenses scale surface is integrated with Temperature Humidity Sensor, the environment temperature that Temperature Humidity Sensor records and humidity transfer in smart machine by WIFI or bluetooth approach, the environment temperature that smart machine is recorded by Temperature Humidity Sensor and humidity consult the velocity of wave that database obtains sound wave, database is positioned at smart machine, the velocity of wave of the sound wave that databases is corresponding under having certain environment temperature and humidity, smart machine carries out the calculating of measuring height by the velocity of wave consulting the sound wave obtained, the screen display of smart machine is by the height after calculating.
2. measured the scale equipment of height as claimed in claim 1 by sonic transmissions and radio communication, it is characterized in that: described second perforate and Temperature Humidity Sensor are arranged on the front end of the housing upper surface of family expenses scale.
3. measured the scale equipment of height as claimed in claim 1 or 2 by sonic transmissions and radio communication, it is characterized in that: described smart machine is mobile phone, the first perforate of mobile phone is arranged at the side end face of mobile phone.
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Cited By (3)
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CN106840347A (en) * | 2017-02-15 | 2017-06-13 | 黑龙江恒讯科技有限公司 | A kind of Multifunctional weighing scale |
CN110045379A (en) * | 2019-04-11 | 2019-07-23 | 华为技术有限公司 | Distance measurement method, related equipment and system |
CN110338800A (en) * | 2019-07-17 | 2019-10-18 | 成都泰盟软件有限公司 | The chaise longue of automatic measurement height and weight |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106840347A (en) * | 2017-02-15 | 2017-06-13 | 黑龙江恒讯科技有限公司 | A kind of Multifunctional weighing scale |
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CN110338800A (en) * | 2019-07-17 | 2019-10-18 | 成都泰盟软件有限公司 | The chaise longue of automatic measurement height and weight |
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