CN103955980A - Human body model feature based bus passenger flow statistic device and processing method - Google Patents
Human body model feature based bus passenger flow statistic device and processing method Download PDFInfo
- Publication number
- CN103955980A CN103955980A CN201410200293.8A CN201410200293A CN103955980A CN 103955980 A CN103955980 A CN 103955980A CN 201410200293 A CN201410200293 A CN 201410200293A CN 103955980 A CN103955980 A CN 103955980A
- Authority
- CN
- China
- Prior art keywords
- passenger flow
- bus
- lens
- door
- detecting unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000003672 processing method Methods 0.000 title 1
- 238000012545 processing Methods 0.000 claims abstract description 29
- 238000001914 filtration Methods 0.000 claims abstract description 18
- 238000004891 communication Methods 0.000 claims abstract description 7
- 238000001514 detection method Methods 0.000 claims abstract description 7
- JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 claims description 43
- 229910001218 Gallium arsenide Inorganic materials 0.000 claims description 43
- 230000005012 migration Effects 0.000 claims description 10
- 238000013508 migration Methods 0.000 claims description 10
- 230000003287 optical effect Effects 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 8
- 230000009471 action Effects 0.000 claims description 7
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 6
- 239000011347 resin Substances 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000005111 flow chemistry technique Methods 0.000 claims description 3
- 238000002513 implantation Methods 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
- 230000004069 differentiation Effects 0.000 description 2
- 238000007619 statistical method Methods 0.000 description 2
- 241000287107 Passer Species 0.000 description 1
- 230000003542 behavioural effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Landscapes
- Length Measuring Devices By Optical Means (AREA)
- Measurement Of Optical Distance (AREA)
- Image Processing (AREA)
Abstract
The invention discloses a human body model feature based bus passenger flow statistic device. The human body model feature based bus passenger flow statistic device comprises a passenger flow processor, a bus door state detection unit and a passenger flow sensor which is arranged at the top of a bus door, wherein the passenger flow sensor is used for scanning section profiles of passengers passing through a get-on door and a get-off door of a bus and creating three-dimensional data; the passenger flow processor comprises a bus door state detection input unit, a human body characteristic signal input unit, a high-speed data processing unit, a data-caching unit and a data communication interface, and is used for carrying out pairing operation on the three-dimensional data of all the connected passenger flow sensor, comparing with a human body model feature library, filtering object signals meeting human body model features and generating real-time getting-on or getting-off data of the get-on door and the get-off door by combining bus door state information; the human body model feature based bus passenger flow statistic device has the high statistical accuracy without influence of factors such as ambient light, bus vibration and day-night difference.
Description
Technical field
The present invention relates to volume of the flow of passengers checkout equipment technical field, be specifically related to a kind of bus passenger flow statistic device and disposal route based on manikin feature.
Background technology
For the supvr and the owner of bus, a kind of use of high-precision bus passenger flow statistical system not only can be stopped ticket fee and be run off, and can also provide precisely Data support reliably for layout of roads, vehicle scheduling, operation management.
Number of patent application be in 201310688386.5 Chinese invention patent application, described a kind of based on the do more physical exercises bus passenger flow statistical method of behavioural analysis of passenger, adopt video processing technique, by processing generation passenger flow data to extracting head of passenger target analysis; Number of patent application is to have described a kind of bus passenger flow statistical system based on infrared distance sensor in 201310731307.4 Chinese invention patent application, passenger's counting process is being adopted to infrared distance sensor, to processing and produce passenger flow data by object reflected signal.
Wherein, in the Chinese invention patent application of number of patent application 201310688386.5, video image is subject to the impact of the factors such as ambient light, illumination change, Vehicular vibration, camera lens curvature, camera imaging quality and image processor processing speed be slower, makes its statistical precision, repeatability precision cannot reach high precision request for utilization; In the Chinese invention patent application of number of patent application 201310731307.4, that infrared distance sensor is processed carry out the judgement of height peak value by object what Customer information collection was adopted, cannot carry out personage's differentiation, cannot filter comparatively common passenger's run action in the reality such as arm action error, very easily cause passenger flow statistics error effect passenger flow statistics precision.
Summary of the invention
The deficiency existing for prior art, the object of the present invention is to provide a kind of infrared technique that uses to carry out cross section profile scanning to target, create space multistory three-dimensional data, by characteristics of human body's judgement being realized to people, thing separation, and the statistical method of tracing of the movement, solve prior art and cannot carry out people, thing differentiation etc. by plane or simple height detection, and statistical precision is subject to passenger and moves the technical matters of impact.
For achieving the above object, the invention provides following technical scheme: a kind of bus passenger flow statistic device based on manikin feature, comprises a passenger flow processor, a vehicle door status detecting unit and multiple passenger flow sensor that is arranged on bus door top; Described passenger flow sensor comprises two group pattern infrared light supplies, one group of CCD detecting unit, three lens, an optical filtering, a data processing unit and a signal output unit, for visitor's door and the current passenger of get-off door on bus are carried out to cross section profile scanning, create stereoscopic three-dimensional data, described three lens are respectively first lens, the second lens and the 3rd lens; Described passenger flow processor comprises that a vehicle door status detects input block, multiple characteristics of human body's signal input unit, a high-speed data processing unit, a data buffer storage unit and a data communication interface, match computing for the stereoscopic three-dimensional data of described passenger flow sensor to all connections, compare with manikin feature database, filtration meets the object signal with manikin feature, and produces in conjunction with vehicle door status information the passenger flow data that real-time upper visitor's door and lower guest's door are got on the bus or got off; Described passenger flow processing provides a communication interface, for third party device provides passenger flow data support.
The present invention is further set to: two group pattern infrared light supplies of described passenger flow sensor comprise the first array infrared source and the second array infrared source, described the first array infrared source is made up of multiple square gallium arsenide arrangements of chips, by high-purity all-transparent resin overall package, square gallium arsenide chipset spacing is less than 0.2mm, and the each square gallium arsenide chip separately additional forward bias with carrier wave excites infrared light to PN junction Injection Current; Described the second array infrared source is made up of multiple square gallium arsenide arrangements of chips, by high-purity all-transparent resin overall package, square gallium arsenide chipset spacing is less than 0.2mm, and the each square gallium arsenide chip separately additional forward bias with carrier wave excites infrared light to PN junction Injection Current; The first described array infrared source is fixed in first lens focus, each square gallium arsenide chip excites infrared light scioptics to be incident upon and in the plane apart from one meter of distance of first lens, transmits an ellipse Z-direction length 15CM, the ellipse hot spot of X-axis length 8cm; The second described array infrared source is fixed in the second lens focus, each square gallium arsenide chip excites infrared light scioptics to be incident upon in the plane apart from one meter of distance of the second lens and transmits an ellipse Z-direction length 15CM, the ellipse hot spot of X-axis length 8cm; Described CCD detecting unit is fixed in the 3rd lens focus, between CCD detecting unit and the 3rd lens, be provided with optical filtering, optical filtering is less than 780um light for the wavelength filtering more than 95%, the light that allows wavelength to be greater than 780um passes through, lower ambient light to CCD detecting unit disturbing effect, the 3rd lens can be by the light focusing of incident angle ± 60 degree scope in focus.
The present invention is also further set to: build 3 d space coordinate, bus door comprises visitor's door and get-off door, is that the tailstock is defined as X-axis to headstock direction by vehicle body direction; Be that ground is defined as Y-axis to roof direction by overall height direction; Be that the outer direction in car of car is defined as Z axis positive dirction by upper objective direction; Press objective direction and be the direction outside car in car and be defined as Z axis negative direction, X-axis represents the object cross-sectional width that infrared scan at that time that CCD detecting unit collects obtains; Y-axis represents the infrared of differing heights reflecting surface reflection at that time; Z axis represents the movement locus of object at that time that CCD detecting unit collects.
The present invention is also further set to: the first described array infrared source of described passenger flow sensor is controlled by described data processing unit, in X-axis from starting to excite successively infrared light with CCD detecting unit square gallium arsenide chip farthest; By the projection of described first lens, the infrared light scioptics refraction that each gallium arsenide chip excites has different shooting angles, covers the 50cm width range centered by described passenger flow sensor; The second described array infrared source of described passenger flow sensor is controlled by described data processing unit, in X-axis from starting to excite successively infrared light with CCD detecting unit square gallium arsenide chip farthest; By the projection of the second described lens, the infrared light scioptics refraction that each gallium arsenide chip excites has different shooting angles, covers the 50cm width range centered by described passenger flow sensor.
The present invention is also further set to: the described data processing unit of described passenger flow sensor has pre-defined the infrared light that the gallium arsenide chip of each position excites and has been reflected in the migration imagery amount L of described CCD detecting unit and the operating function of object distance Y relation by object, described data processing unit is controlled respectively the infrared light exciting with multiple gallium arsenide chips of the first described array infrared source of CCD detecting unit X-axis both sides and described the second array infrared source that distributes and is carried out zones of different scanning, record the infrared migration imagery amount of the different objects surface reflection of CCD detecting unit reception simultaneously, draw out the space cross section profile of object by the operating function of position offset and object distance relation, and be compiled into stereoscopic three-dimensional data transmission give described passenger flow processor carry out manikin aspect ratio pair.
The present invention is also further set to: two group pattern infrared light supplies are arranged in the both sides of CCD detecting unit X-axis, and its object is to avoid to cause CCD detecting unit cannot obtain more detection information because the infrared signal of target object differing heights plane reflection is blocked.
The present invention is also further set to: build manikin feature database, by the information acquisition of a large amount of actual environments, process digitized processing is also integrated in the high-speed data processing unit of the described passenger flow processor of manikin feature database implantation, described passenger flow processor in real time to all described passenger flow sensors not in the same time the three-dimensional data of different installation sites integrate pairing, match stereoscopic three-dimensional data after treatment and manikin feature database and compare, filtration does not meet characteristics of human body's data, reservation is also carried out the continuous monitoring of movement locus to meeting characteristics of human body's stereoscopic three-dimensional data, movement locus length is greater than after settings, positive dirction represents to get on the bus, negative direction represents to get off, when course length is less than settings, be defined as invalid action movement locus.
Advantage of the present invention is: compared with prior art, the present invention is by the profile scan to shoulders of human body and head, and judge contrast according to characteristics of human body, can analyze continuously the complete movement locus of passenger getting on/off action, effectively filter the statistical error that the non-statistical targets such as the carry-on object of passenger, passenger's arm cause, statistical precision is high, and statistical precision is not subject to ambient light, Vehicular vibration, divides the factors such as difference to affect round the clock.
Below in conjunction with Figure of description and specific embodiment, the invention will be further described
Brief description of the drawings
Fig. 1 is embodiment of the present invention passenger flow working sensor process flow diagram;
Fig. 2 is embodiment of the present invention objects' contour scanning schematic diagram;
Fig. 3 is embodiment of the present invention system architecture diagram;
Fig. 4 is embodiment of the present invention passenger flow sensing system structural representation;
Fig. 5 is that embodiment of the present invention target object movement locus detects schematic diagram.
Embodiment
Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, a kind of bus passenger flow statistic device based on manikin feature disclosed by the invention, comprises a passenger flow processor, a vehicle door status detecting unit and multiple passenger flow sensor that is arranged on bus door top; Described passenger flow sensor comprises two group pattern infrared light supplies, one group of CCD detecting unit, three lens, an optical filtering, a data processing unit and a signal output unit, for gathering on bus passenger's passer body characteristics information creating stereoscopic three-dimensional data of visitor's door and get-off door, for visitor's door and the current passenger of get-off door on bus are carried out to cross section profile scanning, create stereoscopic three-dimensional data, described three lens are respectively first lens, the second lens and the 3rd lens; Described passenger flow processor comprises that a vehicle door status detects input block, multiple characteristics of human body's signal input unit, a high-speed data processing unit, a data buffer storage unit and a data communication interface, match computing for the stereoscopic three-dimensional data of the described passenger flow sensor of computing to all connections, and produce in conjunction with vehicle door status information the passenger flow data that real-time upper visitor's door and lower guest's door are got on the bus or got off; Described passenger flow processing provides a communication interface, for third party device provides passenger flow data support.
Two group pattern infrared light supplies of described passenger flow sensor comprise the first array infrared source and the second array infrared source, described the first array infrared source is made up of multiple square gallium arsenide arrangements of chips, by high-purity all-transparent resin overall package, square gallium arsenide chipset spacing is less than 0.2mm, and the each square gallium arsenide chip separately additional forward bias with carrier wave excites infrared light to PN junction Injection Current; Described the second array infrared source is made up of multiple square gallium arsenide arrangements of chips, by high-purity all-transparent resin overall package, square gallium arsenide chipset spacing is less than 0.2mm, and the each square gallium arsenide chip separately additional forward bias with carrier wave excites infrared light to PN junction Injection Current; The first described array infrared source is fixed in first lens focus, each square gallium arsenide chip excites infrared light scioptics to be incident upon and in the plane apart from one meter of distance of first lens, transmits an ellipse Z-direction length 15CM, the oval hot spot of X-axis length 8cm; The second described array infrared source is fixed in the second lens focus, each square gallium arsenide chip excites infrared light scioptics to be incident upon in the plane apart from one meter of distance of the second lens and transmits an ellipse Z-direction length 15CM, the oval hot spot of X-axis length 8cm; Described CCD detecting unit is fixed in the 3rd lens focus, between CCD detecting unit and the 3rd lens, be provided with optical filtering, optical filtering is less than 780um light for the wavelength filtering more than 95%, the light that allows wavelength to be greater than 780um passes through, lower ambient light to CCD detecting unit disturbing effect, the 3rd lens can be by the light focusing of incident angle ± 60 degree scope in focus.
The disposal route of the bus passenger flow statistic device based on manikin feature: build a 3 d space coordinate, bus door comprises visitor's door and get-off door, is that the tailstock is defined as X-axis to headstock direction by vehicle body direction; Be that ground is defined as Y-axis to roof direction by overall height direction; Be that the outer direction in car of car is defined as Z axis positive dirction by upper objective direction; Press objective direction and be the direction outside car in car and be defined as Z axis negative direction, X-axis represents the object cross-sectional width that infrared scan at that time that CCD detecting unit collects obtains; Y-axis represents the infrared of differing heights reflecting surface reflection at that time; Z axis represents the movement locus of object at that time that CCD detecting unit collects.
The first described array infrared source of described passenger flow sensor is controlled by described data processing unit, in X-axis from starting to excite successively infrared light with CCD detecting unit square gallium arsenide chip farthest; By the projection of described first lens, the infrared light scioptics refraction that each gallium arsenide chip excites has different shooting angles, covers the 50cm width range centered by described passenger flow sensor; The second described array infrared source of described passenger flow sensor is controlled by described data processing unit, in X-axis from starting to excite successively infrared light with CCD detecting unit square gallium arsenide chip farthest; By the projection of the second described lens, the infrared light scioptics refraction that each gallium arsenide chip excites has different shooting angles, covers the 50cm width range centered by described passenger flow sensor.
The described data processing unit of described passenger flow sensor has pre-defined the infrared light that the gallium arsenide chip of each position excites and has been reflected in the migration imagery amount L of described CCD detecting unit and the operating function of object distance Y relation by object, described data processing unit is controlled respectively the infrared light exciting with multiple gallium arsenide chips of the first described array infrared source of CCD detecting unit X-axis both sides and described the second array infrared source that distributes and is carried out zones of different scanning, record the infrared migration imagery amount of the different objects surface reflection of CCD detecting unit reception simultaneously, draw out the space cross section profile of object by the operating function of position offset and object distance relation, and be compiled into stereoscopic three-dimensional data transmission give described passenger flow processor carry out manikin aspect ratio pair.
Referring to Fig. 1, passenger flow working sensor flow process disclosed by the invention, two group pattern infrared light supplies have comprised the infrared light supply of 8 square gallium arsenide chips, all infrared light supplies adopt scan mode to send successively the infrared light with carrier wave, the infrared light that simultaneously gathers each carrier wave is reflected in the image space of CCD detecting unit by target object, and calculate the side-play amount of this position and reference position, calculate the distance of body surface and CCD detecting unit by range of triangle principle, can obtain and detect the space profiles stereoscopic three-dimensional data of target in the effective surveyed area of passenger flow sensor in conjunction with the spatial positional information of 8 analyzing spots, completing the required time of scan period is 3ms, i.e. stereoscopic three-dimensional data of the renewable renewal of every 3ms detect the continuous movement locus of target in the effective surveyed area of passenger flow sensor by obtaining the preservation of last three-dimensional data.
Two group pattern infrared light supplies are arranged in the both sides of CCD detecting unit X-axis, and its object is to avoid to cause CCD detecting unit cannot obtain more detection information because the infrared signal of target object differing heights plane reflection is blocked.
Build manikin feature database, by the information acquisition of a large amount of actual environments, process digitized processing is also integrated in the high-speed data processing unit of the described passenger flow processor of manikin feature database implantation, described passenger flow processor in real time to all described passenger flow sensors not in the same time the three-dimensional data of different installation sites integrate pairing, match stereoscopic three-dimensional data after treatment and manikin feature database and compare, filtration does not meet characteristics of human body's data reservation and carries out the continuous monitoring of movement locus to meeting characteristics of human body's stereoscopic three-dimensional data, movement locus length is greater than after settings, positive dirction represents to get on the bus, negative direction represents to get off, when course length is less than settings, be defined as invalid action movement locus.
Referring to Fig. 2, objects' contour scanning theory disclosed by the invention, two group pattern infrared light supplies of passenger flow sensor are arranged in the both sides of CCD detecting unit X-axis, and its object is to avoid to cause CCD detecting unit cannot obtain more detection information because the infrared signal of target object differing heights plane reflection is blocked; After arranging like this, when passenger enters in passenger flow sensor surveyed area, according to the L1 of CCD detecting unit or L4 migration imagery amount, calculate the distance between analyzing spot body surface and CCD detecting unit by range of triangle principle, thereby obtain the distance Y 2 of passenger's shoulder and passenger flow sensor; According to the L2 of CCD detecting unit or L3 migration imagery amount, calculate the distance between analyzing spot body surface and CCD detecting unit by range of triangle principle, thereby obtain the distance Y 1 of head of passenger and passenger flow sensor; According to the L1 of CCD detecting unit and L4 migration imagery amount, by range of triangle principle and trigonometric function relation, can calculate head of passenger width XT, complete and create complete stereoscopic three-dimensional data.
In X-axis, be evenly distributed installation with spacing 20cm by the multiple passenger flow sensors of car door width, adjacent two passenger flow sensor surveyed areas overlap; If passenger under one of them passenger flow sensor by time, this passenger flow sensor can collect the stereoscopic three-dimensional data that passenger is complete, the manikin aspect ratio by passenger flow processor is to producing passenger flow data; If passenger passes through in the middle of two passenger flow sensors, two passenger flow sensors collect respectively the imperfect stereoscopic three-dimensional data on passenger one the first from left right side, the imperfect stereoscopic three-dimensional Data Integration that two passenger flow sensors can be collected respectively to passenger one the first from left right side by the pairing computing of passenger flow processor become complete stereoscopic three-dimensional data by manikin aspect ratio to producing passenger flow data.
Referring to Fig. 5, target object movement locus disclosed by the invention detects principle, after the first array infrared source of passenger flow sensor and the first array infrared source project by first lens and the second lens scan, in the distance plane of one meter of distance, be equivalent to project length 15cm on a Z axis, the square focus spot of length 50cm in X-axis, passenger need to be with Z-direction through this hot spot in the time getting on or off the bus action, and stroke distances is ZL; From the reference position that enters spot area to the final position that leaves spot area, reflection ray has produced apart from the migration imagery for LZ, by can obtain passenger's traffic direction and upper objective direction or lower objective direction to LZ offset direction in Z-direction at CCD detecting unit.
Above-described embodiment is to specific descriptions of the present invention; only be used to further illustrate the present invention; can not be interpreted as limiting the scope of the present invention, the technician of this area according to the content of foregoing invention to the present invention make some nonessential improvement and adjust all fall into protection scope of the present invention within.
Claims (7)
1. the bus passenger flow statistic device based on manikin feature, is characterized in that: comprise a passenger flow processor, a vehicle door status detecting unit and multiple passenger flow sensor that is arranged on bus door top; Described passenger flow sensor comprises two group pattern infrared light supplies, one group of CCD detecting unit, three lens, an optical filtering, a data processing unit and a signal output unit, for visitor's door and the current passenger of get-off door on bus are carried out to cross section profile scanning, create stereoscopic three-dimensional data, described three lens are respectively first lens, the second lens and the 3rd lens; Described passenger flow processor comprises that a vehicle door status detects input block, multiple characteristics of human body's signal input unit, a high-speed data processing unit, a data buffer storage unit and a data communication interface, match computing for the stereoscopic three-dimensional data of described passenger flow sensor to all connections, compare with manikin feature database, filtration meets the object signal with manikin feature, and produces in conjunction with vehicle door status information the passenger flow data that real-time upper visitor's door and lower guest's door are got on the bus or got off; Described passenger flow processing provides a communication interface, for third party device provides passenger flow data support.
2. a kind of bus passenger flow statistic device based on manikin feature according to claim 1, it is characterized in that: two group pattern infrared light supplies of described passenger flow sensor comprise the first array infrared source and the second array infrared source, described the first array infrared source is made up of multiple square gallium arsenide arrangements of chips, by high-purity all-transparent resin overall package, square gallium arsenide chipset spacing is less than 0.2mm, and the each square gallium arsenide chip separately additional forward bias with carrier wave excites infrared light to PN junction Injection Current; Described the second array infrared source is made up of multiple square gallium arsenide arrangements of chips, by high-purity all-transparent resin overall package, square gallium arsenide chipset spacing is less than 0.2mm, and the each square gallium arsenide chip separately additional forward bias with carrier wave excites infrared light to PN junction Injection Current; The first described array infrared source is fixed in first lens focus, each square gallium arsenide chip excites infrared light scioptics to be incident upon and in the plane apart from one meter of distance of first lens, transmits a Z-direction length 15CM, the ellipse hot spot of X-axis length 8cm; The second described array infrared source is fixed in the second lens focus, each square gallium arsenide chip excites infrared light scioptics to be incident upon in the plane apart from one meter of distance of the second lens and transmits a Z-direction length 15CM, the ellipse hot spot of X-axis length 8cm; Described CCD detecting unit is fixed in the 3rd lens focus, between CCD detecting unit and the 3rd lens, be provided with optical filtering, optical filtering is less than 780um light for the wavelength filtering more than 95%, the light that allows wavelength to be greater than 780um passes through, lower ambient light to CCD detecting unit disturbing effect, the 3rd lens can be by the light focusing of incident angle ± 60 degree scope in focus.
3. the disposal route of the bus passenger flow statistic device based on manikin feature as claimed in claim 1 or 2, it is characterized in that: build 3 d space coordinate, bus door comprises visitor's door and get-off door, is that the tailstock is defined as X-axis to headstock direction by vehicle body direction; Be that ground is defined as Y-axis to roof direction by overall height direction; Be that the outer direction in car of car is defined as Z axis positive dirction by upper objective direction; Press objective direction and be the direction outside car in car and be defined as Z axis negative direction, X-axis represents the object cross-sectional width that infrared scan at that time that CCD detecting unit collects obtains; Y-axis represents the infrared of differing heights reflecting surface reflection at that time; Z axis represents the movement locus of object at that time that CCD detecting unit collects.
4. the disposal route of a kind of bus passenger flow statistic device based on manikin feature according to claim 3, it is characterized in that: the first described array infrared source of described passenger flow sensor is controlled by described data processing unit, in X-axis from starting to excite successively infrared light with CCD detecting unit square gallium arsenide chip farthest; By the projection of described first lens, the infrared light that each gallium arsenide chip excites is reflected and is had different shooting angles by first lens, covers the 50cm width range centered by described passenger flow sensor; The second described array infrared source of described passenger flow sensor is controlled by described data processing unit, in X-axis from starting to excite successively infrared light with CCD detecting unit square gallium arsenide chip farthest; By the projection of the second described lens, the infrared light that each gallium arsenide chip excites has different shooting angles by the second lens reflection, covers the 50cm width range centered by described passenger flow sensor; The hot spot scope that the first array infrared source projects by first lens and the second array infrared source are overlapping by the hot spot scope of the second lens projects.
5. the disposal route of a kind of bus passenger flow statistic device based on manikin feature according to claim 4, it is characterized in that: the described data processing unit of described passenger flow sensor has pre-defined the infrared light that the gallium arsenide chip of each position excites and has been reflected in the migration imagery amount L of described CCD detecting unit and the operating function of object distance Y relation by object, described data processing unit is controlled respectively the infrared light exciting with multiple gallium arsenide chips of the first described array infrared source of CCD detecting unit X-axis both sides and described the second array infrared source that distributes and is carried out zones of different scanning, record the infrared migration imagery amount of the different objects surface reflection of CCD detecting unit reception simultaneously, draw out the space cross section profile of object by the operating function of position offset and object distance relation, and be compiled into stereoscopic three-dimensional data transmission give described passenger flow processor carry out manikin aspect ratio pair.
6. the disposal route of a kind of bus passenger flow statistic device based on manikin feature according to claim 5, it is characterized in that: two group pattern infrared light supplies are arranged in the both sides of CCD detecting unit X-axis, its object is to avoid to cause CCD detecting unit cannot obtain more detection information because the infrared signal of target object differing heights plane reflection is blocked.
7. the disposal route of a kind of bus passenger flow statistic device based on manikin feature according to claim 6, it is characterized in that: build manikin feature database, by the information acquisition of a large amount of actual environments, process digitized processing is also integrated in the high-speed data processing unit of the described passenger flow processor of manikin feature database implantation, described passenger flow processor in real time to all described passenger flow sensors not in the same time the three-dimensional data of different installation sites integrate pairing, match stereoscopic three-dimensional data after treatment and manikin feature database and compare, filtration does not meet characteristics of human body's data reservation and carries out the continuous monitoring of movement locus to meeting characteristics of human body's stereoscopic three-dimensional data, movement locus length is greater than after settings, positive dirction represents to get on the bus, negative direction represents to get off, when course length is less than settings, be defined as invalid action movement locus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410200293.8A CN103955980B (en) | 2014-05-13 | 2014-05-13 | Human body model feature based bus passenger flow statistic device and processing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410200293.8A CN103955980B (en) | 2014-05-13 | 2014-05-13 | Human body model feature based bus passenger flow statistic device and processing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103955980A true CN103955980A (en) | 2014-07-30 |
| CN103955980B CN103955980B (en) | 2017-02-15 |
Family
ID=51333249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410200293.8A Active CN103955980B (en) | 2014-05-13 | 2014-05-13 | Human body model feature based bus passenger flow statistic device and processing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103955980B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104183040A (en) * | 2014-08-21 | 2014-12-03 | 成都易默生汽车技术有限公司 | Passenger car overload detection system and passenger car overload detection method |
| CN105869388A (en) * | 2016-05-31 | 2016-08-17 | 苏州朗捷通智能科技有限公司 | Bus passenger flow data collection and origin-destination point analysis method and system |
| CN106600777A (en) * | 2016-12-09 | 2017-04-26 | 济南赛英立德电子科技有限公司 | Infrared array number-of-personnel sensor-based counting method and apparatus |
| CN107704870A (en) * | 2017-09-07 | 2018-02-16 | 武汉大学 | The reliable people's car merged based on BLE fingerprint locations with IMU action recognitions closes on sensing device and method |
| CN108509914A (en) * | 2018-04-03 | 2018-09-07 | 华录智达科技有限公司 | Bus passenger flow statistical analysis system based on TOF camera and method |
| CN108875701A (en) * | 2018-07-11 | 2018-11-23 | 温州亿通自动化设备有限公司 | A kind of inlet/outlet passenger number automatic statistics method |
| CN110490110A (en) * | 2019-01-29 | 2019-11-22 | 王馨悦 | Passenger flow counting device and method based on ergonomic characteristics' detection |
| CN112158705A (en) * | 2020-08-31 | 2021-01-01 | 猫岐智能科技（上海）有限公司 | Light curtain imaging method and system, light curtain identification method and system, light curtain device and elevator equipment |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2721126A1 (en) * | 1994-06-08 | 1995-12-15 | Brime Sa | Detector for presence and sense of motion for counting people or objects |
| CN1393005A (en) * | 2000-07-13 | 2003-01-22 | 埃里斯红外线高智力传感器有限责任公司 | Detection device |
| US6712269B1 (en) * | 1999-09-29 | 2004-03-30 | Dine O Quick (Uk) Limited | Counting apparatus |
| CN1971628A (en) * | 2006-11-28 | 2007-05-30 | 天津大学 | Mannequin based infrared photoelectric statistical apparatus and method of passenger movement |
| EP2541506A1 (en) * | 2011-06-27 | 2013-01-02 | Siemens S.A.S. | Method and system for managing a flow of passengers on a platform |
| CN103714603A (en) * | 2013-12-26 | 2014-04-09 | 苏州清研微视电子科技有限公司 | Bus passenger flow statistics system based on infrared distance measuring sensor |
-
2014
- 2014-05-13 CN CN201410200293.8A patent/CN103955980B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2721126A1 (en) * | 1994-06-08 | 1995-12-15 | Brime Sa | Detector for presence and sense of motion for counting people or objects |
| US6712269B1 (en) * | 1999-09-29 | 2004-03-30 | Dine O Quick (Uk) Limited | Counting apparatus |
| CN1393005A (en) * | 2000-07-13 | 2003-01-22 | 埃里斯红外线高智力传感器有限责任公司 | Detection device |
| CN1971628A (en) * | 2006-11-28 | 2007-05-30 | 天津大学 | Mannequin based infrared photoelectric statistical apparatus and method of passenger movement |
| EP2541506A1 (en) * | 2011-06-27 | 2013-01-02 | Siemens S.A.S. | Method and system for managing a flow of passengers on a platform |
| CN103714603A (en) * | 2013-12-26 | 2014-04-09 | 苏州清研微视电子科技有限公司 | Bus passenger flow statistics system based on infrared distance measuring sensor |
Non-Patent Citations (2)
| Title |
|---|
| 北京市仪表工业局: "《技术革新新产品成果选编 第3集》", 31 August 1976, article "HG40型砷化镓小功率红外光源", pages: 27 * |
| 王庆有: "《CCD应用技术》", 30 November 2000, article "红外CCD图像传感器", pages: 242-243 * |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104183040A (en) * | 2014-08-21 | 2014-12-03 | 成都易默生汽车技术有限公司 | Passenger car overload detection system and passenger car overload detection method |
| CN104183040B (en) * | 2014-08-21 | 2016-04-20 | 成都易默生汽车技术有限公司 | Passenger carriage overloading detection system and detection method thereof |
| CN105869388A (en) * | 2016-05-31 | 2016-08-17 | 苏州朗捷通智能科技有限公司 | Bus passenger flow data collection and origin-destination point analysis method and system |
| CN106600777A (en) * | 2016-12-09 | 2017-04-26 | 济南赛英立德电子科技有限公司 | Infrared array number-of-personnel sensor-based counting method and apparatus |
| CN106600777B (en) * | 2016-12-09 | 2019-02-22 | 济南赛英立德电子信息股份有限公司 | Method of counting and device based on infrared array number sensor |
| CN107704870A (en) * | 2017-09-07 | 2018-02-16 | 武汉大学 | The reliable people's car merged based on BLE fingerprint locations with IMU action recognitions closes on sensing device and method |
| CN107704870B (en) * | 2017-09-07 | 2021-04-20 | 武汉大学 | Reliable human-vehicle proximity sensing device and method based on fusion of BLE fingerprint positioning and IMU action recognition |
| CN108509914A (en) * | 2018-04-03 | 2018-09-07 | 华录智达科技有限公司 | Bus passenger flow statistical analysis system based on TOF camera and method |
| CN108875701A (en) * | 2018-07-11 | 2018-11-23 | 温州亿通自动化设备有限公司 | A kind of inlet/outlet passenger number automatic statistics method |
| CN110490110A (en) * | 2019-01-29 | 2019-11-22 | 王馨悦 | Passenger flow counting device and method based on ergonomic characteristics' detection |
| CN112158705A (en) * | 2020-08-31 | 2021-01-01 | 猫岐智能科技（上海）有限公司 | Light curtain imaging method and system, light curtain identification method and system, light curtain device and elevator equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103955980B (en) | 2017-02-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103955980A (en) | Human body model feature based bus passenger flow statistic device and processing method | |
| CN102508246B (en) | Method for detecting and tracking obstacles in front of vehicle | |
| CN103714603B (en) | Based on the bus passenger flow statistical system of infrared distance sensor | |
| US10656275B1 (en) | Remote sensing for detection and ranging of objects | |
| CN102818538B (en) | Detection system based on modulated glass thread structure laser image | |
| US9964643B2 (en) | Vehicle occupancy detection using time-of-flight sensor | |
| CN103453836A (en) | System and method for measuring vehicle outline dimensions based on machine vision and laser light curtain | |
| CN107796373B (en) | Distance measurement method based on monocular vision of front vehicle driven by lane plane geometric model | |
| CN104808216B (en) | A kind of vehicle collision avoidance early warning system based on laser radar range | |
| CN103760570B (en) | A kind of laser three-dimensional imaging system based on Prosthetic Hand vision mechanism | |
| CN202013603U (en) | Statistical device for passenger flow information | |
| CN104361752A (en) | Laser scanning based vehicle type recognition method for free flow charging | |
| CN104822033A (en) | Visual sensor based on infrared and visible light image fusion and using method thereof | |
| CN203489844U (en) | System for measuring size of outer profile of vehicle based on machine vision and laser light screen | |
| CN106017355A (en) | Three-dimensional measuring sensor based on line structured light | |
| CN105574525A (en) | Method and device for obtaining complex scene multi-mode biology characteristic image | |
| CN208476818U (en) | The dustiness detection system and vehicle washing system of rail transit rolling stock | |
| CN107633703A (en) | A kind of drive recorder and its forward direction anti-collision early warning method | |
| CN101832764A (en) | Three-dimensional laser scanning on-line detection profiler | |
| DE202008000993U1 (en) | Treatment plant for vehicles, in particular car wash | |
| CN105513410A (en) | Parking stall identification method and apparatus based on invisible structured light projection | |
| CN106175780A (en) | Facial muscle motion-captured analysis system and the method for analysis thereof | |
| CN109916305A (en) | Vehicle dimension measuring system and method based on optoelectronic induction and TOF technology | |
| CN207850304U (en) | A kind of electrification railway contact net detecting system | |
| US20220075077A1 (en) | Distance measurement apparatus, information processing method, and information processing apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20140730 Assignee: Wenzhou Dongtou Yiwei Automation Equipment Factory Assignor: WENZHOU YITONG AUTOMATION EQUIPMENT Co.,Ltd. Contract record no.: X2023980047233 Denomination of invention: A Bus Passenger Flow Statistics Device and Processing Method Based on Human Model Features Granted publication date: 20170215 License type: Common License Record date: 20231116 |
|
| EE01 | Entry into force of recordation of patent licensing contract |