CN105091851B - Height measuring method and device - Google Patents
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- CN105091851B CN105091851B CN201510201098.1A CN201510201098A CN105091851B CN 105091851 B CN105091851 B CN 105091851B CN 201510201098 A CN201510201098 A CN 201510201098A CN 105091851 B CN105091851 B CN 105091851B
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- 230000005484 gravity Effects 0.000 claims description 10
- 238000005259 measurement Methods 0.000 abstract description 2
- 241000208340 Araliaceae Species 0.000 description 8
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 8
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C5/00—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels
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Abstract
The embodiment of the invention discloses a method and a device for measuring height, which are characterized in that environmental data information of the current position of a user is obtained; acquiring preset reference environment data information of the current position of the user; and calculating the height of the current position of the user according to the environmental data information of the current position of the user and the reference environmental data information, thereby carrying out comprehensive operation by combining real-time data and further reducing the influence of environmental errors on height measurement.
Description
Technical field
The present embodiments relate to the technical field of wearable device more particularly to a kind of methods and dress measuring height
It sets.
Background technology
Currently, measuring height is generally used barometer, according to formula p=ρ gh, then h=p/ ρ g, but according to atmospheric pressure
Strong principle, height is higher, and air is thinner, and pressure is smaller；Humidity is bigger, and the moisture in air is more, and the molecular weight ratio of water
The combined molecular weight of air is small, therefore pressure can also become smaller；Temperature is higher, although temperature height can increase the collider of air molecule
Meeting, but air expands, air of the convection current to make weaken, and increased head-on collision amount can weaken reduction much smaller than air
Head-on collision amount, therefore pressure can also become smaller, thus it is simple can not accurately measure height above sea level by barometer, especially for
For enclosed environment, error bigger.
Invention content
The purpose of the embodiment of the present invention is to propose a kind of method and device measuring height, it is intended to which how solution improves survey
The problem of measuring the accuracy of height.
For this purpose, the embodiment of the present invention uses following technical scheme：
A method of height is measured, the method includes：
Obtain the environmental data information of user current location；
Obtain the reference environment data information of the preset user current location；
According to the environmental data information of the user current location and the reference environment data information, the user is calculated
The height of current location.
Preferably, the environmental data information includes but not limited to pressure, temperature and/or humidity.
Preferably, the reference environment data information for obtaining the preset user current location, including：
The location information of the user current location is obtained according to GPS positioning system；
The location information is sent to network server, ask the network server to the user send with it is described
The corresponding reference environment data information of location information.
Preferably, the environmental data information according to the user current location and the reference environment data information,
The height of the user current location is calculated, including：
According to pressure P1, temperature T1, humidity D1 and the ginseng in the user current location environmental data information
Current pressure p, Current Temperatures t, the current humidity d in environmental data information are examined, the height H=H1+h of current location is calculated；
Wherein, H1=P/ ρ g=(P1+ (T1-t)+(D1-d))/ρ g, h is the reference altitude of the user current location, H1
For computed altitude, P is current pressure, and ρ is atmospheric density, and g is gravity coefficient.
Preferably, described to be believed according to the environmental data information of the user current location and the reference environment data
Breath, calculates the height of the user current location, including：
Pressure compensation rate caused by pressure compensation rate caused by obtaining preset unit temperature is m and unit humidity is n；
According to pressure P1, temperature T1, humidity D1 and the ginseng in the user current location environmental data information
Current pressure p, Current Temperatures t, the current humidity d in environmental data information are examined, H=H1+h is calculated；
Wherein, H1=P/ ρ g=(P1+m (T1-t)+n (D1-d))/ρ g, h is the reference altitude of the user current location,
H1 is computed altitude, and P is current pressure, and ρ is atmospheric density, and g is gravity coefficient.
A kind of device measuring height, described device include：
First acquisition unit, the environmental data information for obtaining user current location；
Second acquisition unit, the reference environment data information for obtaining the preset user current location；
Computing unit, for being believed according to the environmental data information of the user current location and the reference environment data
Breath, calculates the height of the user current location.
Preferably, the environmental data information includes but not limited to pressure, temperature and/or humidity.
Preferably, the second acquisition unit, is used for：
The location information of the user current location is obtained according to GPS positioning system；
The location information is sent to network server, ask the network server to the user send with it is described
The corresponding reference environment data information of location information.
Preferably, the computing unit, is used for：
According to pressure P1, temperature T1, humidity D1 and the ginseng in the user current location environmental data information
Current pressure p, Current Temperatures t, the current humidity d in environmental data information are examined, H=H1+h is calculated；
Wherein, H1=P/ ρ g=(P1+ (T1-t)+(D1-d))/ρ g, h is the reference altitude of the user current location, H1
For computed altitude, P is current pressure, and ρ is atmospheric density, and g is gravity coefficient.
Preferably, the computing unit, is used for：
Pressure compensation rate caused by pressure compensation rate caused by obtaining preset unit temperature is m and unit humidity is n；
According to pressure P1, temperature T1, humidity D1 and the ginseng in the user current location environmental data information
Current pressure p, Current Temperatures t, the current humidity d in environmental data information are examined, H=H1+h is calculated；
Wherein, H1=P/ ρ g=(P1+m (T1-t)+n (D1-d))/ρ g, h is the reference altitude of the user current location,
H1 is computed altitude, and P is current pressure, and ρ is atmospheric density, and g is gravity coefficient.
The environmental data information that the embodiment of the present invention passes through acquisition user current location；It is current to obtain the preset user
The reference environment data information of position；Believed according to the environmental data information of the user current location and the reference environment data
Breath, calculates the height of the user current location, to carry out comprehensive operation in conjunction with real-time data, further reduces environment
Influence of the error to elevation carrection.
Description of the drawings
Fig. 1 is the method flow schematic diagram for the method first embodiment that the present invention measures height；
Fig. 2 is the method flow schematic diagram for the method second embodiment that the present invention measures height；
Fig. 3 is the method flow schematic diagram for the method 3rd embodiment that the present invention measures height；
Fig. 4 is the high-level schematic functional block diagram for the device that the present invention measures height.
Specific implementation mode
The embodiment of the present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this
The described specific embodiment in place is used only for explaining the embodiment of the present invention, rather than the restriction to the embodiment of the present invention.In addition also
It should be noted that illustrating only for ease of description, in attached drawing and the relevant part of the embodiment of the present invention rather than entire infrastructure.
Embodiment one
With reference to figure 1, Fig. 1 is the method flow schematic diagram for the method first embodiment that the present invention measures height.
In embodiment one, the method for measuring height includes：
Step 101, the environmental data information of user current location is obtained；
Wherein, the environmental data information includes but not limited to pressure, temperature and/or humidity.
For example, it is assumed that in the case that the environmental data information includes pressure, temperature and humidity, the present invention includes following four
Kind sensor barometer, can measure current atmospheric pressure；Temperature sensor measures the temperature under current environment；Humidity passes
Sensor measures current environment humidity condition；GPS positioning obtains current location situation；
Utilize the pressure of barometric surveying current location, it is assumed that the pressure of current location is P1, is measured under current environment
Temperature is T1, and the humidity under current environment is D1.
Step 102, the reference environment data information of the preset user current location is obtained；
Preferably, the reference environment data information for obtaining the preset user current location, including：
The location information of the user current location is obtained according to GPS positioning system；
The location information is sent to network server, ask the network server to the user send with it is described
The corresponding reference environment data information of location information.
Specifically, obtain the height above sea level h outside the building, Current Temperatures t, current humidity d by network, current location it is big
The strong p of air pressure.
Step 103, it according to the environmental data information of the user current location and the reference environment data information, calculates
The height of the user current location.
Specifically, the present invention can be applied in a variety of different application scenarios, for example, such as when equipment is worn on child's body
When upper, parent is by remotely can accurately just know child in several buildings.
The environmental data information that the embodiment of the present invention passes through acquisition user current location；It is current to obtain the preset user
The reference environment data information of position；Believed according to the environmental data information of the user current location and the reference environment data
Breath, calculates the height of the user current location, to carry out comprehensive operation in conjunction with real-time data, further reduces environment
Influence of the error to elevation carrection.
Embodiment two
With reference to figure 2, Fig. 2 is the method flow schematic diagram for the method second embodiment that the present invention measures height.
In embodiment two, the method for measuring height includes：
Step 201, the environmental data information of user current location is obtained；
Wherein, the environmental data information includes but not limited to pressure, temperature and/or humidity.
For example, it is assumed that in the case that the environmental data information includes pressure, temperature and humidity, the present invention includes following four
Kind sensor barometer, can measure current atmospheric pressure；Temperature sensor measures the temperature under current environment；Humidity passes
Sensor measures current environment humidity condition；GPS positioning obtains current location situation；
Utilize the pressure of barometric surveying current location, it is assumed that the pressure of current location is P1, is measured under current environment
Temperature is T1, and the humidity under current environment is D1.
Step 202, the reference environment data information of the preset user current location is obtained；
Preferably, the reference environment data information for obtaining the preset user current location, including：
The location information of the user current location is obtained according to GPS positioning system；
The location information is sent to network server, ask the network server to the user send with it is described
The corresponding reference environment data information of location information.
Specifically, obtain the height above sea level h outside the building, Current Temperatures t, current humidity d by network, current location it is big
The strong p of air pressure.
Step 203, it according to the environmental data information of the user current location and the reference environment data information, calculates
The height of the user current location.
Preferably, the environmental data information according to the user current location and the reference environment data information,
The height of the user current location is calculated, including：
According to pressure P1, temperature T1, humidity D1 and the ginseng in the user current location environmental data information
Current pressure p, Current Temperatures t, the current humidity d in environmental data information are examined, H=H1+h is calculated；
Wherein, H1=P/ ρ g=(P1+ (T1-t)+(D1-d))/ρ g, h is the reference altitude of the user current location, H1
For computed altitude, P is current pressure, and ρ is atmospheric density, and g is gravity coefficient.
Specifically, the present invention can be applied in a variety of different application scenarios, for example, such as when equipment is worn on child's body
When upper, parent is by remotely can accurately just know child in several buildings.
The environmental data information that the embodiment of the present invention passes through acquisition user current location；It is current to obtain the preset user
The reference environment data information of position；Believed according to the environmental data information of the user current location and the reference environment data
Breath, calculates the height of the user current location, to carry out comprehensive operation in conjunction with real-time data, further reduces environment
Influence of the error to elevation carrection.
Embodiment three
With reference to figure 3, Fig. 3 is the method flow schematic diagram for the method 3rd embodiment that the present invention measures height.
In embodiment three, the method for measuring height includes：
Step 301, the environmental data information of user current location is obtained；
Wherein, the environmental data information includes but not limited to pressure, temperature and/or humidity.
For example, it is assumed that in the case that the environmental data information includes pressure, temperature and humidity, the present invention includes following four
Kind sensor barometer, can measure current atmospheric pressure；Temperature sensor measures the temperature under current environment；Humidity passes
Sensor measures current environment humidity condition；GPS positioning obtains current location situation；
Utilize the pressure of barometric surveying current location, it is assumed that the pressure of current location is P1, is measured under current environment
Temperature is T1, and the humidity under current environment is D1.
Step 302, the reference environment data information of the preset user current location is obtained；
Preferably, the reference environment data information for obtaining the preset user current location, including：
The location information of the user current location is obtained according to GPS positioning system；
The location information is sent to network server, ask the network server to the user send with it is described
The corresponding reference environment data information of location information.
Specifically, obtain the height above sea level h outside the building, Current Temperatures t, current humidity d by network, current location it is big
The strong p of air pressure.
Step 303, it according to the environmental data information of the user current location and the reference environment data information, calculates
The height of the user current location.
Preferably, described to be believed according to the environmental data information of the user current location and the reference environment data
Breath, calculates the height of the user current location, including：
Pressure compensation rate caused by pressure compensation rate caused by obtaining preset unit temperature is m and unit humidity is n；
According to pressure P1, temperature T1, humidity D1 and the ginseng in the user current location environmental data information
Current pressure p, Current Temperatures t, the current humidity d in environmental data information are examined, H=H1+h is calculated；
Wherein, H1=P/ ρ g=(P1+m (T1-t)+n (D1-d))/ρ g, h is the reference altitude of the user current location,
H1 is computed altitude, and P is current pressure, and ρ is atmospheric density, and g is gravity coefficient.
Specifically, utilizing the pressure of barometric surveying current location, it is assumed that the pressure of current location is P1, and front ring is worked as in measurement
Temperature under border is T1, and the humidity under current environment is D1；The height above sea level h outside the building, Current Temperatures t are obtained by network,
Current humidity d, the atmospheric pressure p of current location；Assuming that pressure compensation rate caused by unit temperature is m, caused by unit humidity
Pressure compensation rate is n, then currently practical pressure P=P1+ (T1-t) m+ (D1-d) n, the practical height above sea level H1=of current location
P/ ρ g=(P1+ (T1-t) m+ (D1-d) n)/ρ g, then current story height be H=H1+h, according to the size of H it may determine that
The current position of user.
The environmental data information that the embodiment of the present invention passes through acquisition user current location；It is current to obtain the preset user
The reference environment data information of position；Believed according to the environmental data information of the user current location and the reference environment data
Breath, calculates the height of the user current location, to carry out comprehensive operation in conjunction with real-time data, further reduces environment
Influence of the error to elevation carrection.
Example IV
With reference to figure 4, Fig. 4 is the high-level schematic functional block diagram for the device that the present invention measures height.
In example IV, the device for measuring height includes：
First acquisition unit 401, the environmental data information for obtaining user current location；
Wherein, the environmental data information includes but not limited to pressure, temperature and/or humidity.
For example, it is assumed that in the case that the environmental data information includes pressure, temperature and humidity, the present invention includes following four
Kind sensor barometer, can measure current atmospheric pressure；Temperature sensor measures the temperature under current environment；Humidity passes
Sensor measures current environment humidity condition；GPS positioning obtains current location situation；
Utilize the pressure of barometric surveying current location, it is assumed that the pressure of current location is P1, is measured under current environment
Temperature is T1, and the humidity under current environment is D1.
Second acquisition unit 402, the reference environment data information for obtaining the preset user current location；
Preferably, the second acquisition unit 402, is used for：
The location information of the user current location is obtained according to GPS positioning system；
The location information is sent to network server, ask the network server to the user send with it is described
The corresponding reference environment data information of location information.
Specifically, obtain the height above sea level h outside the building, Current Temperatures t, current humidity d by network, current location it is big
The strong p of air pressure.
Computing unit 403 is used for the environmental data information according to the user current location and the reference environment data
Information calculates the height of the user current location.
Specifically, the present invention can be applied in a variety of different application scenarios, for example, such as when equipment is worn on child's body
When upper, parent is by remotely can accurately just know child in several buildings.
Preferably, the computing unit 403, is used for：
According to pressure P1, temperature T1, humidity D1 and the ginseng in the user current location environmental data information
Current pressure p, Current Temperatures t, the current humidity d in environmental data information are examined, H=H1+h is calculated；
Wherein, H1=P/ ρ g=(P1+ (T1-t)+(D1-d))/ρ g, h is the reference altitude of the user current location, H1
For computed altitude, P is current pressure, and ρ is atmospheric density, and g is gravity coefficient.
Preferably, the computing unit 403, is used for：
Pressure compensation rate caused by pressure compensation rate caused by obtaining preset unit temperature is m and unit humidity is n；
According to pressure P1, temperature T1, humidity D1 and the ginseng in the user current location environmental data information
Current pressure p, Current Temperatures t, the current humidity d in environmental data information are examined, H=H1+h is calculated；
Wherein, H1=P/ ρ g=(P1+m (T1-t)+n (D1-d))/ρ g, h is the reference altitude of the user current location,
H1 is computed altitude, and P is current pressure, and ρ is atmospheric density, and g is gravity coefficient.
The environmental data information that the embodiment of the present invention passes through acquisition user current location；It is current to obtain the preset user
The reference environment data information of position；Believed according to the environmental data information of the user current location and the reference environment data
Breath, calculates the height of the user current location, to carry out comprehensive operation in conjunction with real-time data, further reduces environment
Influence of the error to elevation carrection.
The technical principle of the embodiment of the present invention is described above in association with specific embodiment.These descriptions are intended merely to explain this
The principle of inventive embodiments, and it cannot be construed to the limitation to protection domain of the embodiment of the present invention in any way.Based on herein
Explanation, those skilled in the art, which would not require any inventive effort, can associate the other specific of the embodiment of the present invention
Embodiment, these modes are fallen within the protection domain of the embodiment of the present invention.
Claims (4)
1. a kind of method measuring height, which is characterized in that the method includes：
Obtain the environmental data information of user current location；
Obtain the reference environment data information of the preset user current location；
According to the environmental data information of the user current location and the reference environment data information, it is current to calculate the user
The height of position；
The reference environment data information for obtaining the preset user current location, including：
The location information of the user current location is obtained according to GPS positioning system；
The location information is sent to network server, the network server is asked to be sent and the position to the user
The corresponding reference environment data information of information；
The environmental data information according to the user current location and the reference environment data information, calculate the user
The height of current location, including：
Pressure compensation rate caused by pressure compensation rate caused by obtaining preset unit temperature is m and unit humidity is n；
According to pressure P1, temperature T1, humidity D1 and the reference rings in the user current location environmental data information
Current pressure p, Current Temperatures t, current humidity d in the data information of border calculate H=H1+h；
Wherein, H1=P/ ρ g=(P1+m (T1-t)+n (D1-d))/ρ g, h is the reference altitude of the user current location, and H1 is
Computed altitude, P are current pressure, and ρ is atmospheric density, and g is gravity coefficient.
2. according to the method described in claim 1, it is characterized in that, the environmental data information includes：Pressure, temperature and humidity
At least one of.
3. a kind of device measuring height, which is characterized in that described device includes：
First acquisition unit, the environmental data information for obtaining user current location；
Second acquisition unit, the reference environment data information for obtaining the preset user current location；
Computing unit is used for the environmental data information according to the user current location and the reference environment data information, meter
Calculate the height of the user current location；
The second acquisition unit, is used for：
The location information of the user current location is obtained according to GPS positioning system；
The location information is sent to network server, the network server is asked to be sent and the position to the user
The corresponding reference environment data information of information；
The computing unit, is used for：
Pressure compensation rate caused by pressure compensation rate caused by obtaining preset unit temperature is m and unit humidity is n；
According to pressure P1, temperature T1, humidity D1 and the reference rings in the user current location environmental data information
Current pressure p, Current Temperatures t, current humidity d in the data information of border calculate H=H1+h；
Wherein, H1=P/ ρ g=(P1+m (T1-t)+n (D1-d))/ρ g, h is the reference altitude of the user current location, and H1 is
Computed altitude, P are current pressure, and ρ is atmospheric density, and g is gravity coefficient.
4. device according to claim 3, which is characterized in that the environmental data information includes:Pressure, temperature and humidity
At least one of.
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| CN201510201098.1A CN105091851B (en) | 2015-04-24 | 2015-04-24 | Height measuring method and device |
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| CN109141355B (en) * | 2018-08-28 | 2021-10-01 | 广东小天才科技有限公司 | Relative height measuring method based on multiple sensors and wearable equipment |
| CN110345913A (en) * | 2019-06-26 | 2019-10-18 | 歌尔股份有限公司 | Height detection method, device and electronic equipment |
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| CN101074875A (en) * | 2006-05-19 | 2007-11-21 | Eta瑞士钟表制造股份有限公司 | Barometric altimeter with a temperature compensating device |
| CN101419287A (en) * | 2008-12-08 | 2009-04-29 | 中国海洋大学 | Real time acquiring method for sea fog thickness and height of low cloud base |
| CN202471067U (en) * | 2012-02-10 | 2012-10-03 | 中国人民解放军北京军区空军后勤部 | Airport clearance monitor |
| CN102860035A (en) * | 2010-04-28 | 2013-01-02 | 空中客车德国运营有限责任公司 | Apparatus and method for measuring an air pressure and system for detecting air data |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP4279111B2 (en) * | 2003-10-14 | 2009-06-17 | 株式会社トプコン | Measuring method and measuring system |
| JP2015525348A (en) * | 2012-06-14 | 2015-09-03 | ホアウェイ・デバイス・カンパニー・リミテッド | Barometric pressure calibration method for mobile device, calibration device and mobile device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101074875A (en) * | 2006-05-19 | 2007-11-21 | Eta瑞士钟表制造股份有限公司 | Barometric altimeter with a temperature compensating device |
| CN101419287A (en) * | 2008-12-08 | 2009-04-29 | 中国海洋大学 | Real time acquiring method for sea fog thickness and height of low cloud base |
| CN102860035A (en) * | 2010-04-28 | 2013-01-02 | 空中客车德国运营有限责任公司 | Apparatus and method for measuring an air pressure and system for detecting air data |
| CN202471067U (en) * | 2012-02-10 | 2012-10-03 | 中国人民解放军北京军区空军后勤部 | Airport clearance monitor |
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