CN106772364A - A kind of tunnel personnel positioning method and device - Google Patents
A kind of tunnel personnel positioning method and device Download PDFInfo
- Publication number
- CN106772364A CN106772364A CN201710035498.9A CN201710035498A CN106772364A CN 106772364 A CN106772364 A CN 106772364A CN 201710035498 A CN201710035498 A CN 201710035498A CN 106772364 A CN106772364 A CN 106772364A
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- Prior art keywords
- base station
- tunnel
- radar base
- signal
- beacon
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- 238000000034 method Methods 0.000 title claims abstract description 23
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 2
- 238000001914 filtration Methods 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 9
- 238000010276 construction Methods 0.000 abstract description 3
- 238000012986 modification Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 238000013461 design Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/88—Radar or analogous systems specially adapted for specific applications
- G01S13/887—Radar or analogous systems specially adapted for specific applications for detection of concealed objects, e.g. contraband or weapons
- G01S13/888—Radar or analogous systems specially adapted for specific applications for detection of concealed objects, e.g. contraband or weapons through wall detection
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/66—Radar-tracking systems; Analogous systems
Abstract
The invention discloses a kind of tunnel personnel positioning method and device, the method includes：Receive the pulse signal that radar base station sends；After to the pulse signal delay adjustmentses duration for receiving, then launch echo-signal to radar base station.Personnel positioning technology in tunnel of the present invention, is to receive the pulse signal that radar base station sends using beacon receiver；After beacon is to the pulse signal delay adjustmentses duration for receiving, then launch echo-signal to radar base station.After beacon receiver of the present invention receives the pulse signal that radar base station sends, by launching echo-signal again after beacon and time delay, after radar base station receives the echo-signal of beacon, you can realize range finding with positioning.Present invention operation is not influenceed by tunnel light and geographical conditions, and power system capacity is big, area of coverage field width, simple structure, and construction cost is low.The present invention realizes tunnel personnel positioning management, and for raising the management level, the overall command ability of lifting is significant.
Description
Technical field
The present invention relates to field of locating technology, more particularly to a kind of tunnel personnel positioning method and device.
Background technology
General, personnel positioning can be positioned using satellite positioning tech on ground, and personnel are in underground in tunnel,
Because tunnel landform is more complicated, the network coverage is limited, and is the coverage hole of GPS location and existing mobile communications network, therefore,
Personnel cannot receive the signal for coming from satellite in tunnel, so traditional position location techniques cannot be used in tunnel.
Certainly, prior art can also realize personnel positioning by way of laying base station in tunnel, but for
The tunnel that hot work in progress is excavated, due to not laying electric power, communication and locating base station also, therefore to the workmen of its inside
Positioning cannot be realized always.
To sum up, there is provided a kind of method and device that can solve the problem that personnel positioning in tunnel, for realizing tunnel personal management,
Enterprise, efficiency of government management and efficiency are improved, and search and rescue of speedily carrying out rescue work have important realistic meaning.
The content of the invention
For the shortcoming of above-mentioned prior art, it is an object of the invention to provide a kind of tunnel personnel positioning method and device,
Using pulse radar technology and beacon delay technology, the tunnel personnel positioning for solving to be realized present in prior art is difficult
Topic.
In order to solve the above-mentioned technical problem, the present invention is adopted the following technical scheme that：
A kind of tunnel personnel positioning method, the method includes：
Receive the pulse signal that radar base station sends；
After to the pulse signal delay adjustmentses duration for receiving, then launch echo-signal to radar base station.
The tunnel personnel positioning method, before echo-signal to radar base station is launched, also includes：Filter on tunnel wall
Reflection interference signal.
The radar base station is arranged on fixed position.
A kind of tunnel personnel positioning apparatus, the device includes：
Beacon receiver, the pulse signal for receiving the transmission of radar base station；
Beacon, after to the pulse signal delay adjustmentses duration for receiving, then launches echo-signal extremely
Radar base station.
The tunnel personnel positioning apparatus, also include：Wave filter, for launch echo-signal to radar base station before,
Filter the reflection interference signal on tunnel wall.
The radar base station is arranged on fixed position.
The beacon receiver and beacon are arranged on the safety cap of tunnel personnel or work clothes.
Compared with prior art, personnel positioning technology in tunnel of the present invention, is to receive radar base station hair using beacon receiver
The pulse signal for sending；After beacon is to the pulse signal delay adjustmentses duration for receiving, then launch echo-signal extremely
Radar base station.After beacon receiver of the present invention receives the pulse signal that radar base station sends, by after beacon and time delay
Launch echo-signal again, after radar base station receives the echo-signal of beacon, you can realize range finding with positioning.Present invention fortune
Capable not influenceed by tunnel light and geographical conditions, power system capacity is big, area of coverage field width, simple structure, and construction cost is low.This
Tunnel personnel positioning management is realized in invention, and for raising the management level, the overall command ability of lifting is significant.
The technique effect of design of the invention, concrete structure and generation is described further below with reference to accompanying drawing, with
It is fully understood from the purpose of the present invention, feature and effect.
Brief description of the drawings
Technical scheme in order to illustrate more clearly the embodiments of the present invention, below will be to that will make needed for embodiment description
Accompanying drawing is briefly introduced, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for this
For the those of ordinary skill in field, without having to pay creative labor, it can also be obtained according to these accompanying drawings
His accompanying drawing.
Fig. 1：Personnel positioning method flow diagram in tunnel of the present invention；
Fig. 2：Personnel positioning apparatus structured flowchart in tunnel of the present invention.
Specific embodiment
In order that the object, technical solutions and advantages of the present invention are clearer, below in conjunction with accompanying drawing the present invention is made into
One step ground is described in detail, it is clear that described embodiment is only some embodiments of the invention, rather than whole implementation
Example.Based on the embodiment in the present invention, what those of ordinary skill in the art were obtained under the premise of creative work is not made
All other embodiment, belongs to the scope of protection of the invention.
The embodiment of the present invention is described in further detail with reference to Figure of description.
As shown in figure 1, a kind of tunnel personnel positioning method that the present invention is provided, the method comprises the following steps：
Step S101, receives the pulse signal that radar base station sends；
Step S102, to the pulse signal delay adjustmentses duration for receiving after, then launch echo-signal to radar base
Stand.
In implementation, section product in tunnel is smaller, as long as therefore measure the distance between tunnel personnel and base station, you can realize people
Member's positioning.During radar base station operation of the present invention, radar base station transmitter to a string of repetition periods of emission certain high-frequency impulse,
If with the presence of target in the approach of Electromagnetic Wave Propagation, then radar base station receiver can just be received and is reflected back by target
The echo for coming.
In implementation, because echo-signal is travelled to and fro between radar base station and target, therefore it lags behind transmitting pulse one
Time interval T1.If radar base station is R with the distance of target, then R=CT1/2, wherein, C is the light velocity, is 3*108m/s.Example
Such as, R=100m, then T1=0.67us, now requires that exomonental pulsewidth is extremely narrow, and otherwise echo-signal will be submerged in hair
Penetrate in pulse, it is impossible to find range.
In present invention implementation after the pulse signal that radar base station is sent is received, transferred again after advanced line delay treatment
Go, now, T1+T0 has been transformed into equivalent to by above-mentioned T1, the big I of T0 is according to actual conditions sets itself.For example, R=
During 1000m, corresponding T0=66.7us thus widens distance scale, is easy to distinguish close-in target.
The present invention also included before echo-signal to radar base station is launched：Filter the reflection interference signal on tunnel wall.
The present invention can be filtered out the interference signals such as the transmitting on tunnel wall with apart from the wave filter of ripple, be easy to mesh
Position is demarcated with identification.
The present invention is forwarded again after the pulse signal that radar base station is sent is received after advanced line delay treatment, now,
T1+T0 is transformed into equivalent to by above-mentioned T1, the big I of T0 is according to actual conditions sets itself.For example, during R=1000m, it is right
The T0=66.7us for answering, thus widens distance scale, is easy to distinguish close-in target.Meanwhile, the present invention can also be used
Wave filter apart from ripple is filtered out the interference signals such as the transmitting on tunnel wall, is easy to target to position and identification.
Based on identical technology design, the embodiment of the present invention also provides a kind of tunnel personnel positioning apparatus, and the device can be held
Row above method embodiment, because the principle of the device solve problem is similar to a kind of foregoing tunnel personnel positioning method, therefore
The implementation of the device may refer to the implementation of method, repeats part and repeats no more.
As shown in Fig. 2 the invention provides a kind of tunnel personnel positioning apparatus, the device includes：
Beacon receiver, the pulse signal for receiving the transmission of radar base station；
Beacon, after to the pulse signal delay adjustmentses duration for receiving, then launches echo-signal extremely
Radar base station.
After beacon receiver of the present invention receives the pulse signal that radar base station sends, by after beacon and time delay
(such as 1000 meters of time delay) launches echo-signal again, after radar base station receives the echo-signal of beacon transmitting, you can realize
Range finding and positioning.
The tunnel personnel positioning apparatus, also include：Wave filter, for launch echo-signal to radar base station before,
Filter out the reflection interference signal on tunnel wall.
The present invention can be filtered out the interference signals such as the transmitting on tunnel wall with apart from the wave filter of ripple, be easy to mesh
Position is demarcated with identification.
Radar base station of the present invention is arranged on fixed position.The beacon receiver and beacon are arranged on tunnel
On the safety cap or work clothes of personnel.
Beacon receiver of the present invention and beacon are arranged on workmen's safety cap, or elsewhere, are such as worked
Take first-class, radar base station is arranged on certain fixed position, the distance between beacon and radar base station are measured in real time, you can realize people
Member's positioning.
The present invention utilizes pulse radar technology and beacon delay technique, and the difficulty of personnel positioning in tunnel is solved well
Topic, the moment grasps personnel's dynamic, is the daily management or even search and rescue of speedily carrying out rescue work of enterprise, there is provided full and accurate scientific basis.
To sum up, after beacon receiver of the present invention receives the pulse signal that radar base station sends, by beacon and prolong
Shi Houzai launches echo-signal, after radar base station receives the echo-signal of beacon, you can realize range finding with positioning.This hair
Bright operation is not influenceed by tunnel light and geographical conditions, and power system capacity is big, area of coverage field width, simple structure, and construction cost
It is low.The present invention realizes tunnel personnel positioning management, and for raising the management level, the overall command ability of lifting is significant.
, but those skilled in the art once know basic creation although preferred embodiments of the present invention have been described
Property concept, then can make other change and modification to these embodiments.So, appended claims are intended to be construed to include excellent
Select embodiment and fall into having altered and changing for the scope of the invention.
Obviously, those skilled in the art can carry out various changes and modification without deviating from essence of the invention to the present invention
God and scope.So, if these modifications of the invention and modification belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising these changes and modification.
Claims (7)
1. a kind of tunnel personnel positioning method, it is characterised in that the method includes：
Receive the pulse signal that radar base station sends；
After to the pulse signal delay adjustmentses duration for receiving, then launch echo-signal to radar base station.
2. personnel positioning method in tunnel according to claim 1, it is characterised in that：In transmitting echo-signal to radar base station
Before, also include：
Filter the reflection interference signal on tunnel wall.
3. personnel positioning method in tunnel according to claim 1 and 2, it is characterised in that：The radar base station is arranged on solid
Positioning is put.
4. a kind of tunnel personnel positioning apparatus, it is characterised in that：The device includes：
Beacon receiver, the pulse signal for receiving the transmission of radar base station；
Beacon, after to the pulse signal delay adjustmentses duration for receiving, then launches echo-signal to radar
Base station.
5. tunnel personnel positioning apparatus according to claim 5, it is characterised in that：Also include：
Wave filter, for before echo-signal to radar base station is launched, filtering the reflection interference signal on tunnel wall.
6. tunnel personnel positioning apparatus according to claim 4 or 5, it is characterised in that：The radar base station is arranged on solid
Positioning is put.
7. tunnel personnel positioning apparatus according to claim 6, it is characterised in that：The beacon receiver and beacon emissions
Machine is arranged on the safety cap of tunnel personnel or work clothes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710035498.9A CN106772364A (en) | 2017-01-18 | 2017-01-18 | A kind of tunnel personnel positioning method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710035498.9A CN106772364A (en) | 2017-01-18 | 2017-01-18 | A kind of tunnel personnel positioning method and device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106772364A true CN106772364A (en) | 2017-05-31 |
Family
ID=58946402
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710035498.9A Pending CN106772364A (en) | 2017-01-18 | 2017-01-18 | A kind of tunnel personnel positioning method and device |
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| CN (1) | CN106772364A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110736978A (en) * | 2019-11-20 | 2020-01-31 | 中铁四局集团有限公司 | device and method for positioning prefabricated part through pulse radar |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110736978A (en) * | 2019-11-20 | 2020-01-31 | 中铁四局集团有限公司 | device and method for positioning prefabricated part through pulse radar |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20231113 Address after: Building 5, Block A, No. 6999 Chuansha Road, Pudong New Area, Shanghai, February 2012 Applicant after: SHANGHAI ESTAR TECHNOLOGY Co.,Ltd. Applicant after: Jiangsu Zanrun Electronic Technology Co.,Ltd. Address before: 200001 B704 (R) room, No. 666, Beijing East Road, Shanghai, Huangpu District Applicant before: SHANGHAI ESTAR TECHNOLOGY Co.,Ltd. |
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