CN108394428A - Subway carriage passenger flow based on mobile phone IMSI detection techniques guides system and method - Google Patents
Subway carriage passenger flow based on mobile phone IMSI detection techniques guides system and method Download PDFInfo
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- CN108394428A CN108394428A CN201810048672.8A CN201810048672A CN108394428A CN 108394428 A CN108394428 A CN 108394428A CN 201810048672 A CN201810048672 A CN 201810048672A CN 108394428 A CN108394428 A CN 108394428A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L27/00—Central railway traffic control systems; Trackside control; Communication systems specially adapted therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61B—RAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR
- B61B1/00—General arrangement of stations, platforms, or sidings; Railway networks; Rail vehicle marshalling systems
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61C—LOCOMOTIVES; MOTOR RAILCARS
- B61C17/00—Arrangement or disposition of parts; Details or accessories not otherwise provided for; Use of control gear and control systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/22—Processing or transfer of terminal data, e.g. status or physical capabilities
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Abstract
The invention discloses a kind of, and the subway carriage passenger flow based on mobile phone IMSI detection techniques guides system and method, pass through advanced technological means, metro passenger flow is monitored respectively in compartment and in subway concourse, analyze and is guided, solve the problems, such as that subway carriage Trip distribution is uneven, it solves the problems, such as each section compartment loading imbalance, improves railcar service life；By guiding passenger flow, vehicle spaciousness situation is reduced, compartment utilization rate is improved；By guiding passenger flow, vehicle congested conditions are reduced, improve the experience sense by bus of passenger；It by guiding passenger flow, realizes that passenger flow is uniformly distributed, so as to shorten passenger getting on/off duration, reduces the subway dwell time, improve vehicle overall operation speed；The work manually guided is saved, metro operation cost is reduced, has saved manpower.
Description
Technical field
The present invention relates to urban rail transit technology field, especially a kind of subway based on mobile phone IMSI detection techniques
Compartment passenger flow guides system and method.
Background technology
With the fast development of urban track traffic, the subway construction and service in many cities have reached its maturity, and track is handed over
Quick, convenient trip advantage is passed to by people to be favored.However, actually run during, due to subway carriage quantity compared with
More, vehicle body is longer, and either in compartment or in subway concourse, and all not to the analysis of Trip distribution and guiding, this is allowed for
The case where passenger flow in each section compartment is often unevenly distributed, and cause following multiple problems：(1) respectively section compartment load is uneven
Weighing apparatus, influences vehicle service life；(2) part compartment is spacious, reduces compartment utilization rate；(3) part compartment is crowded, reduces and multiplies
The experience sense by bus of visitor；(4) crowded compartment boarding and alighting time is long, increases the subway dwell time, reduces vehicle overall operation speed；
(5) when being in an emergency, the passenger flow emergency evacuation in crowded compartment is slow, and there are larger security risks；(6) in some visitors
Flow major station, or even need to arrange for special staff and guide, passenger flow blocking otherwise easily occur, improve metro operation at
This.
Invention content
Technical problem to be solved by the present invention lies in provide a kind of subway carriage visitor based on mobile phone IMSI detection techniques
Stream guiding system and method, can solve the problems, such as that subway carriage Trip distribution is uneven, solve each section compartment loading imbalance
Problem improves railcar service life.
Draw in order to solve the above technical problems, the present invention provides a kind of subway carriage passenger flow based on mobile phone IMSI detection techniques
Guiding systems, including：The car-mounted computer 4 that is set in railcar 1, vehicle mounted communication platform 8 are set in every section compartment and are used for
Compartment IMSI detection units 2 of passenger's mobile phone IMSI number in detection compartment, are set to subway concourse and wait compartment guiding display unit 3
A row along the line is used to detect the subway concourse IMSI detection units 5 for area passenger mobile phone IMSI number of waiting, subway concourse guides display unit 6,
It is set to station and controls indoor vehicle control room server 7 and vehicle control room called station 9；Compartment IMSI detection units 2 and compartment guiding
Display unit 3 respectively with car-mounted computer 4 communicate connect, subway concourse IMSI detection units 5 and subway concourse guiding display unit 6 respectively with
The communication connection of vehicle control room server 7, the communication of vehicle mounted communication platform 8 and vehicle control room server 7 connect, vehicle control room called station 9 with it is vehicle-mounted
The communication connection of computer 4.
Preferably, vehicle mounted communication platform 8 is the combination of TETRA communication units, LTE communication units or both.
Preferably, IMSI detection units 2 include microprocessor, intercept unit, data resolution unit and data transmission unit；
It includes electromagnetic energy restraint device, radio-frequency module and modem wherein to intercept unit, radio-frequency module by electromagnetic energy about
Bundle device obtains the radiofrequency signal for intercepting channel, and digital baseband letter is obtained after radiofrequency signal is demodulated by modem
Number, send digital baseband signal to microprocessor；Data resolution unit includes DPS processors, multi-disc FLASH chip and multi-disc
DDR, microprocessor send digital baseband signal to the dsp processor in data resolution unit, DSP processing by spi bus
After digital baseband signal is converted to 15 IMSI numbers and 8 signal strength values by device according to the protocol stack rule in FLASH, pass through
Spi bus is by data back to microprocessor；Data transmission unit includes CAN bus transceiver module, photoelectric isolating circuit and total
Line interface, the data after microprocessor processes pass sequentially through CAN bus transceiver module, photoelectric coupling circuit and bus interface transmission
Give other units.
Preferably, electromagnetic energy restraint device include shielding box, the radio-frequency antenna plate that is arranged in shielding box and soft iron oxygen
Body piece, shielding box constrain the magnetic field range of radio-frequency antenna plate, and magnetic field range can at least cover a section compartment, to ensure
Each compartment IMSI detection units can in residing compartment all user mobile phone IMSI numbers and signal strength be detected；Often
A area's IMSI detection units of waiting can be strong to all user mobile phone IMSI numbers waited in area and signal of a section car length
Degree is detected.
Correspondingly, a kind of subway carriage passenger flow bootstrap technique based on mobile phone IMSI detection techniques, includes the following steps：
(1) train starts to travel to next website, and the front half section stroke in driving process from a upper website
When, car-mounted computer 4 establishes communication connection by the vehicle control room server of vehicle mounted communication platform 8 and next website, and by vehicle position
Confidence ceases the vehicle control room server for being sent to next website；
(2) respectively the compartment IMSI detection units 2 in section compartment to the IMSI number of the mobile phone of all passengers in respective compartment into
Row is obtained, parsing, is screened, and the signal strength values of effective IMSI number and corresponding IMSI number are sent to car-mounted computer 4 later；
(3) car-mounted computer 4 by the IMSI number in each section compartment received and corresponds to signal strength values progress duplicate removal, and according to
Preset strategy generates the guiding picture on compartment, guides display unit 3 to play out by the compartment in each section compartment, to right
Passenger guides in compartment；
(4) when train is in the second half section stroke of driving process, each compartment IMSI detection units 2 saved in compartment are to each
From in compartment the IMSI number of the mobile phone of all passengers obtain, parse, screen after by effective IMSI number and corresponding IMSI
Number signal strength values be sent to car-mounted computer 4；
(5) car-mounted computer 4 is by the letter of the IMSI number of each section current passenger's mobile phone in compartment received and corresponding IMSI number
Number intensity value is sent to station by vehicle mounted communication platform 8 and controls indoor vehicle control room server 7；
(6) station controls the IMSI detection units 5 in the area that respectively waits in 7 order subway concourse of indoor vehicle control room server and is examined to it
The IMSI number of the mobile phone of all passengers surveyed in range is obtained, parses, is screened, and effective IMSI number is sent to vehicle later
Stand control indoor vehicle control room server 7；
(7) station control the IMSI number in each section compartment that indoor vehicle control room server 7 transmits car-mounted computer 4 with
And the IMSI number that each IMSI detection units in the area that waits 5 transmit carries out duplicate removal, and drawing for each area that waits is generated according to preset strategy
Picture is led, guides display unit 6 to play out by each subway concourse, the subway concourse passenger in area that waits is guided；
(8) before train will arrive at a station, each compartment IMSI detection units 2 saved in compartment are to all passengers in respective compartment
The IMSI number of mobile phone obtained, parsed, screen after the signal strength values of effective IMSI number and corresponding IMSI number are sent
To car-mounted computer 4；
(9) stop travelling after train arrival, opening car door progress passenger, after the completion of passenger, train closes car door, respectively
Compartment IMSI detection units 2 in section compartment obtain the IMSI number of the mobile phone of all passengers in respective compartment, parse, sieve
The signal strength values of effective IMSI number and corresponding IMSI number are sent to car-mounted computer 4 after choosing；
(10) car-mounted computer 4 carries out analysis calculating by after IMSI number duplicate removal in the compartment obtained in step (8) and (9),
Calculate four numerical value；
(11) car-mounted computer 4 is by calculated four numerical value in step (10), in addition temporal information, sends out after group packet together
It gives station and controls indoor vehicle control room server 7；
(12) station controls the lower objective rate parameter of indoor vehicle control room server 7 at this moment by the website, with previous one
Lower objective rate parameter in section number of days mutually in the same time be averaged, and lower visitor's rate parameter evaluation of newest this website is calculated at moment
Value；
(13) train is opened to next website, repeats step (1)~step (12).
Preferably, in step (2), each compartment IMSI detection units 2 saved in compartment are to all passengers in respective compartment
The IMSI number of mobile phone is obtained, is parsed, is screened, and later sends the signal strength values of effective IMSI number and corresponding IMSI number
To car-mounted computer 4, specially：
(21) radio-frequency module in compartment IMSI detection units intercepts penetrating for channel by the acquisition of electromagnetic energy restraint device
Frequency signal；
(22) when listening to signal, the analog signal listened to is passed through modem solution by compartment IMSI detection units
After tune, it is converted into digital baseband signal, is then transferred to microprocessor；
(23) microprocessor of compartment IMSI detection units transmits digital baseband signal by way of spi bus communication
To dsp processor；
(24) digital baseband signal is converted to 15 IMSI by dsp processor according to the protocol stack translation rule in FLASH
Number and 8 signal strength values, and conversion results are returned into microprocessor by way of spi bus communication；
(25) microprocessor first judges 8 signal strength values, as signal strength values are less than set threshold value, micro- place
Reason device abandons the signal；If signal strength values are higher than set threshold value, microprocessor preserves the IMSI number；
(26) step (21)~step (25) is repeated, the IMSI number information of all mobile phones in this compartment is obtained；
(27) microprocessor is by data transmission unit, effective IMSI number is sent to by bus communication mode vehicle-mounted
Computer 4.
Preferably, in step (3), car-mounted computer 4 is by the IMSI number in each section compartment received and corresponds to signal strength values,
Duplicate removal is carried out, and according to preset strategy, generates the guiding picture on compartment, display unit is guided by the compartment in each section compartment
3 play out, to be guided to passenger in compartment, specially：
(31) car-mounted computer 4 is compared the IMSI number in each section compartment received two-by-two, encounters the same double sign only
Retain the maximum IMSI number of corresponding signal strength values, remaining removal, to leave unique each section compartment IMSI number；
(32) according to the IMSI number in each section compartment after duplicate removal, the number of each section compartment passenger is calculated, each section compartment
The IMSI number quantity in each section compartment after patronage=duplicate removal；
(33) according to each section compartment patronage, guiding picture is generated, the density of stream of people in the compartments Ge Jie is represented by color；
(34) the guiding picture of generation is guided display unit 3 to carry out by car-mounted computer 4 by the compartment in each section compartment
It plays, and is moved to idle compartment by voice prompt passenger, to be guided to passenger in compartment.
Preferably, in step (7), station controls each section vehicle that indoor vehicle control room server 7 transmits car-mounted computer 4
The IMSI number that each IMSI detection units of IMSI number and the area that waits in compartment 5 transmit carries out duplicate removal, and is generated according to preset strategy
The guiding picture in each area that waits, by each subway concourse guide display unit 6 play out, to subway concourse wait the passenger in area into
Row guiding, specially：
(71) vehicle control room server 7 is compared the IMSI number in compartment that respectively saves that car-mounted computer 4 transmits two-by-two, is met
Only retain the maximum IMSI number of corresponding signal strength values to the same double sign, remaining removal, to leave unique each section compartment
IMSI number；
(72) IMSI number in each region that vehicle control room server 7 transmits each IMSI detection units in the area that waits 5 carries out two
Two compare, and encounter the same double sign and only retain the maximum IMSI number of corresponding signal strength values, remaining removal is unique to leave
It respectively waits the IMSI number in region；
(73) according to the IMSI number in each section compartment after duplicate removal, the number of each section compartment passenger is calculated, each section compartment
The IMSI number quantity in each section compartment after patronage=duplicate removal；
(74) according to the IMSI number in the region of respectively waiting after duplicate removal, the number for zone passenger of respectively waiting is calculated, is respectively waited
The IMSI number quantity in the region of respectively waiting after the patronage=duplicate removal in region；
(75) according to step (73) and step (74), calculate respectively save after train arrival passenger the discreet value of compartment number=
Number × (the lower objective rate parameter evaluation value of this of 1- website)+the passenger people in corresponding region of waiting of each section compartment passenger at moment
Number；
(76) according to the discreet value for respectively saving compartment number after calculated train arrival passenger, guiding picture is generated, is passed through
Color represents the compartments Ge Jie and arrives at a station the intensity of passenger flow after passenger；
(77) the guiding picture of generation is guided display unit 6 to carry out by vehicle control room server 7 by each subway concourse in subway concourse
It plays, and is moved to the estimated corresponding area that waits in idle compartment by voice prompt passenger, to multiply to the area that waits
Visitor guides.
Preferably, in step (10), calculating four numerical value is specially：
A, the total number of persons of train arrival front compartment, the quantity are equal to the sum of all IMSI numbers in train arrival front compartment；
B, the station is got off the quantity of passenger, which is equal to after train passenger compared to the IMSI number of reduction before train arrival
Quantity；
C, the station is got on the bus the quantity of passenger, which is equal to after train passenger compared to increased IMSI number before train arrival
Quantity；
D, objective rate under the website, the quantity be equal to the station get off passenger quantity ÷ train arrival front compartments total number of persons ×
100%.
Beneficial effects of the present invention are：The present invention is by advanced technological means, in compartment and in subway concourse respectively over the ground
Iron passenger flow is monitored, analyzes and guides, and solves the problems, such as that subway carriage Trip distribution is uneven, solves each section compartment load
Unbalanced problem improves railcar service life；By guiding passenger flow, vehicle spaciousness situation is reduced, improves compartment profit
With rate；By guiding passenger flow, vehicle congested conditions are reduced, improve the experience sense by bus of passenger；By guiding passenger flow, visitor is realized
Stream is uniformly distributed, and so as to shorten passenger getting on/off duration, is reduced the subway dwell time, is improved vehicle overall operation speed；It saves
The work of artificial guiding, reduces metro operation cost, has saved manpower；It can analyze and calculate each website of each moment
It gets on the bus, upper objective rate and the lower objective rate of the quantity for the passenger that gets off and each website of each moment, unites for metro passenger flow spatial and temporal distributions
Meter provides data basis, and important decision-making foundation is provided for metro operation, train scheduling etc..
Description of the drawings
Fig. 1 is the system structure diagram of the present invention.
Fig. 2 is the IMSI detection unit hardware architecture diagrams of the present invention.
Fig. 3 is that passenger flow guiding generates schematic diagram in the compartment of the present invention.
Fig. 4 is that area's passenger flow guiding of waiting of the present invention generates schematic diagram.
Specific implementation mode
As shown in Figure 1, a kind of subway carriage passenger flow based on mobile phone IMSI detection techniques guides system, including：It is set to
Car-mounted computer 4, vehicle mounted communication platform 8 in railcar 1, be set in every section compartment for detecting passenger's mobile phone in compartment
The compartment IMSI detection units 2 of IMSI number, compartment guiding display unit 3, be set to subway concourse wait along a row for detecting
The subway concourse IMSI detection units 5 for area passenger mobile phone IMSI number of waiting, are set in the control room of station subway concourse guiding display unit 6
Vehicle control room server 7 and vehicle control room called station 9；Compartment IMSI detection units 2 and compartment guiding display unit 3 respectively with it is vehicle-mounted
The communication connection of computer 4, subway concourse IMSI detection units 5 and subway concourse guiding display unit 6 communicate with vehicle control room server 7 connect respectively
It connects, vehicle mounted communication platform 8 is connected with the communication of vehicle control room server 7, and vehicle control room called station 9 is connected with the communication of car-mounted computer 4.
As shown in Fig. 2, IMSI detection units 2 include microprocessor, intercept unit, data resolution unit and data transmission list
Member；It includes electromagnetic energy restraint device, radio-frequency module and modem wherein to intercept unit, and radio-frequency module passes through electromagnetic energy
Restraint device obtains the radiofrequency signal for intercepting channel, and digital baseband letter is obtained after radiofrequency signal is demodulated by modem
Number, send digital baseband signal to microprocessor；Data resolution unit includes DPS processors, multi-disc FLASH chip and multi-disc
DDR, microprocessor send digital baseband signal to the dsp processor in data resolution unit, DSP processing by spi bus
After digital baseband signal is converted to 15 IMSI numbers and 8 signal strength values by device according to the protocol stack rule in FLASH, pass through
Spi bus is by data back to microprocessor；Data transmission unit includes CAN bus transceiver module, photoelectric isolating circuit and total
Line interface, the data after microprocessor processes pass sequentially through CAN bus transceiver module, photoelectric coupling circuit and bus interface transmission
Give other units.
The radio-frequency antenna plate and soft ferrite piece that electromagnetic energy restraint device includes shielding box, is arranged in shielding box, screen
It covers box to constrain the magnetic field range of radio-frequency antenna plate, magnetic field range can at least cover a section compartment, to ensure each vehicle
Compartment IMSI detection units can in residing compartment all user mobile phone IMSI numbers and signal strength be detected；Each wait
Area's IMSI detection units can carry out all user mobile phone IMSI numbers waited in area and signal strength of a section car length
Detection.
It includes display, voice module etc., the video for being sent out according to car-mounted computer 4 that compartment, which guides display unit 3,
Data and audio data, play out image and suggestion voice, to be guided to the passenger flow ridden in compartment.
Car-mounted computer 4 is used to receive the data sent of IMSI detection units 2 in each section compartment, and data is passed through vehicle-mounted
Called station is sent to station and controls indoor server；Car-mounted computer 4 controls the visitor of indoor server feedback according to station
Boot scheme is flowed, the navigational figure in compartment and voice prompt are formed, is broadcast by the guiding display unit 3 in each section compartment
It puts.
Subway concourse IMSI detection units 5 include intercepting unit, dissection process unit, data transmission unit, subway concourse IMSI detections
The unit mobile phone IMSI number of all passengers in area that can wait to this section subway concourse carries out intercepting acquisition, will be effective by dissection process
IMSI number group packet is sent to station and controls in indoor server.
It includes display, voice module etc. that subway concourse, which guides display unit 6, is sent out for controlling indoor server according to station
The video data and audio data gone out, play out image and suggestion voice, to which subway concourse is waited waiting in area
Passenger flow guides.
Vehicle control room server 7 is used to receive subway concourse and waits the data and vehicle-mounted meter that each IMSI detection units 2 in area are sent
The data that calculation machine 4 is sent by vehicle mounted communication platform；By the passenger that waits in the Trip distribution information for the passenger that rides in compartment and subway concourse
Trip distribution information carry out united analysis processing after, passenger flow bootstrap technique in compartment is sent to by vehicle control room called station 9
The car-mounted computer of vehicle；Meanwhile the passenger flow boot scheme of waiting room is formed the navigational figure of subway concourse by vehicle control room server 7
And voice prompt, it is played out by each guiding display unit 3 in subway concourse.
Vehicle mounted communication platform 8 is TETRA communication units, the one of which in LTE communication units or two kinds of combinations, vehicle mounted communication
Platform 8 is positioned in each train driving room, for the data in car-mounted computer 4 to be sent to vehicle control by way of wireless transmission
Room server 7.
Vehicle control room called station 9 is TETRA communication units, the one of which in LTE communication units or two kinds of combinations, vehicle control room
Called station 9 is as in each station control room, for being sent to the data in vehicle control room server 4 by way of wireless transmission
In the car-mounted computer 4 of each vehicle.
The present invention proposes the guiding system and method for the subway carriage passenger flow based on mobile phone IMSI detection techniques, this method packet
Include following steps：
(1) train starts to travel to next website, and the front half section stroke in driving process from a upper website
When, car-mounted computer 4 establishes communication connection by the vehicle control room server of vehicle mounted communication platform 8 and next website, and by vehicle position
Confidence ceases the vehicle control room server for being sent to next website；
(2) respectively the compartment IMSI detection units 2 in section compartment to the IMSI number of the mobile phone of all passengers in respective compartment into
Row is obtained, parsing, is screened, and the signal strength values of effective IMSI number and corresponding IMSI number are sent to car-mounted computer 4 later；
(3) car-mounted computer 4 by the IMSI number in each section compartment received and corresponds to signal strength values progress duplicate removal, and according to
Preset strategy generates the guiding picture on compartment, guides display unit 3 to play out by the compartment in each section compartment, to right
Passenger guides in compartment；
(4) when train is in the second half section stroke of driving process, each compartment IMSI detection units 2 saved in compartment are to each
From in compartment the IMSI number of the mobile phone of all passengers obtain, parse, screen after by effective IMSI number and corresponding IMSI
Number signal strength values be sent to car-mounted computer 4；
(5) car-mounted computer 4 is by the letter of the IMSI number of each section current passenger's mobile phone in compartment received and corresponding IMSI number
Number intensity value is sent to station by vehicle mounted communication platform 8 and controls indoor vehicle control room server 7；
(6) station controls the IMSI detection units 5 in the area that respectively waits in 7 order subway concourse of indoor vehicle control room server and is examined to it
The IMSI number of the mobile phone of all passengers surveyed in range is obtained, parses, is screened, and effective IMSI number is sent to vehicle later
Stand control indoor vehicle control room server 7；
(7) station control the IMSI number in each section compartment that indoor vehicle control room server 7 transmits car-mounted computer 4 with
And the IMSI number that each IMSI detection units in the area that waits 5 transmit carries out duplicate removal, and drawing for each area that waits is generated according to preset strategy
Picture is led, guides display unit 6 to play out by each subway concourse, the subway concourse passenger in area that waits is guided；
(8) before train will arrive at a station, each compartment IMSI detection units 2 saved in compartment are to all passengers in respective compartment
The IMSI number of mobile phone obtained, parsed, screen after the signal strength values of effective IMSI number and corresponding IMSI number are sent
To car-mounted computer 4；
(9) stop travelling after train arrival, opening car door progress passenger, after the completion of passenger, train closes car door, respectively
Compartment IMSI detection units 2 in section compartment obtain the IMSI number of the mobile phone of all passengers in respective compartment, parse, sieve
The signal strength values of effective IMSI number and corresponding IMSI number are sent to car-mounted computer 4 after choosing；
(10) car-mounted computer 4 carries out analysis calculating by after IMSI number duplicate removal in the compartment obtained in step (8) and (9),
Calculate four numerical value；
(11) car-mounted computer 4 is by calculated four numerical value in step (10), in addition temporal information, sends out after group packet together
It gives station and controls indoor vehicle control room server 7；
(12) station controls the lower objective rate parameter of indoor vehicle control room server 7 at this moment by the website, with previous one
Lower objective rate parameter in section number of days mutually in the same time be averaged, and lower visitor's rate parameter evaluation of newest this website is calculated at moment
Value；
(13) train is opened to next website, repeats step (1)~step (12).
As shown in figure 3, generating schematic diagram for passenger flow guiding in the compartment of the present invention.In step (2), each vehicle saved in compartment
Compartment IMSI detection units 2 obtain the IMSI number of the mobile phone of all passengers in respective compartment, parse, screen, and will have later
The signal strength values of the IMSI number of effect and corresponding IMSI number are sent to car-mounted computer 4, specially：
(21) radio-frequency module in compartment IMSI detection units intercepts penetrating for channel by the acquisition of electromagnetic energy restraint device
Frequency signal；
(22) when listening to signal, the analog signal listened to is passed through modem solution by compartment IMSI detection units
After tune, it is converted into digital baseband signal, is then transferred to microprocessor；
(23) microprocessor of compartment IMSI detection units transmits digital baseband signal by way of spi bus communication
To dsp processor；
(24) digital baseband signal is converted to 15 IMSI by dsp processor according to the protocol stack translation rule in FLASH
Number and 8 signal strength values, and conversion results are returned into microprocessor by way of spi bus communication；
(25) microprocessor first judges 8 signal strength values, as signal strength values are less than set threshold value, micro- place
Reason device abandons the signal；If signal strength values are higher than set threshold value, microprocessor preserves the IMSI number；
(26) step (21)~step (25) is repeated, the IMSI number information of all mobile phones in this compartment is obtained；
(27) microprocessor is by data transmission unit, effective IMSI number is sent to by bus communication mode vehicle-mounted
Computer 4.
In step (3), car-mounted computer 4 is removed the IMSI number in each section compartment received and corresponding signal strength values
Weight, and according to preset strategy, the guiding picture on compartment is generated, guide display unit 3 to carry out by the compartment in each section compartment
It plays, to be guided to passenger in compartment, specially：
(31) car-mounted computer 4 is compared the IMSI number in each section compartment received two-by-two, encounters the same double sign only
Retain the maximum IMSI number of corresponding signal strength values, remaining removal, to leave unique each section compartment IMSI number；
(32) according to the IMSI number in each section compartment after duplicate removal, the number of each section compartment passenger is calculated, each section compartment
The IMSI number quantity in each section compartment after patronage=duplicate removal；
(33) according to each section compartment patronage, guiding picture is generated, the density of stream of people in the compartments Ge Jie is represented by color；
(34) the guiding picture of generation is guided display unit 3 to carry out by car-mounted computer 4 by the compartment in each section compartment
It plays, and is moved to idle compartment by voice prompt passenger, to be guided to passenger in compartment.
As shown in figure 4, area's passenger flow guiding of waiting for the present invention generates schematic diagram.In step (7), station control is indoor
Vehicle control room server 7 passes each IMSI detection units of IMSI number and the area that waits 5 in each section compartment that car-mounted computer 4 transmits
The IMSI number come carries out duplicate removal, and the guiding picture in each area that waits is generated according to preset strategy, is guided by each subway concourse aobvious
Show that unit 6 plays out, the subway concourse passenger in area that waits is guided, specially：
(71) vehicle control room server 7 is compared the IMSI number in compartment that respectively saves that car-mounted computer 4 transmits two-by-two, is met
Only retain the maximum IMSI number of corresponding signal strength values to the same double sign, remaining removal, to leave unique each section compartment
IMSI number；
(72) IMSI number in each region that vehicle control room server 7 transmits each IMSI detection units in the area that waits 5 carries out two
Two compare, and encounter the same double sign and only retain the maximum IMSI number of corresponding signal strength values, remaining removal is unique to leave
It respectively waits the IMSI number in region；
(73) according to the IMSI number in each section compartment after duplicate removal, the number of each section compartment passenger is calculated, each section compartment
The IMSI number quantity in each section compartment after patronage=duplicate removal；
(74) according to the IMSI number in the region of respectively waiting after duplicate removal, the number for zone passenger of respectively waiting is calculated, is respectively waited
The IMSI number quantity in the region of respectively waiting after the patronage=duplicate removal in region；
(75) according to step (73) and step (74), calculate respectively save after train arrival passenger the discreet value of compartment number=
Number × (the lower objective rate parameter evaluation value of this of 1- website)+the passenger people in corresponding region of waiting of each section compartment passenger at moment
Number；
(76) according to the discreet value for respectively saving compartment number after calculated train arrival passenger, guiding picture is generated, is passed through
Color represents the compartments Ge Jie and arrives at a station the intensity of passenger flow after passenger；
(77) the guiding picture of generation is guided display unit 6 to carry out by vehicle control room server 7 by each subway concourse in subway concourse
It plays, and is moved to the estimated corresponding area that waits in idle compartment by voice prompt passenger, to multiply to the area that waits
Visitor guides.
The present invention is respectively monitored metro passenger flow in compartment and in subway concourse, is analyzed by advanced technological means
And guiding, it solves the problems, such as that subway carriage Trip distribution is uneven, solves the problems, such as each section compartment loading imbalance, improve ground
Iron vehicle service life.By guiding passenger flow, vehicle spaciousness situation is reduced, compartment utilization rate is improved；By guiding passenger flow, subtract
Few vehicle congested conditions, the experience sense by bus for improving passenger pass through guiding passenger flow；Realize that passenger flow is uniformly distributed, so as to shorten multiplying
Visitor gets on or off the bus duration, reduces the subway dwell time, improves vehicle overall operation speed；The work manually guided is saved, is reduced
Metro operation cost, has saved manpower.The present invention is suitable for urban rail transit technology field, and can derive applied to light
The public transport technical field such as rail, bus rapid transit.
Claims (9)
1. the subway carriage passenger flow based on mobile phone IMSI detection techniques guides system, which is characterized in that including：It is set to subway
Car-mounted computer (4), vehicle mounted communication platform (8) in (1), be set in every section compartment for detecting passenger's mobile phone in compartment
The compartment IMSI detection units (2) of IMSI number, compartment guiding display unit (3), be set to subway concourse wait along a row be used for
It detects the subway concourse IMSI detection units (5) for area passenger mobile phone IMSI number of waiting, subway concourse guiding display unit (6), be set to station
Control indoor vehicle control room server (7) and vehicle control room called station (9)；Compartment IMSI detection units (2) and compartment guiding display
Unit (3) communicates with car-mounted computer (4) connect respectively, subway concourse IMSI detection units (5) and subway concourse guiding display unit (6) point
It does not communicate and connects with vehicle control room server (7), vehicle mounted communication platform (8) is connected with vehicle control room server (7) communication, the communication of vehicle control room
Platform (9) is connected with car-mounted computer (4) communication.
2. the subway carriage passenger flow based on mobile phone IMSI detection techniques guides system as described in claim 1, which is characterized in that
Vehicle mounted communication platform (8) is the combination of TETRA communication units, LTE communication units or both.
3. the subway carriage passenger flow based on mobile phone IMSI detection techniques guides system as described in claim 1, which is characterized in that
IMSI detection units (2) include microprocessor, intercept unit, data resolution unit and data transmission unit；Wherein intercept unit
Including electromagnetic energy restraint device, radio-frequency module and modem, radio-frequency module is detectd by the acquisition of electromagnetic energy restraint device
The radiofrequency signal of channel is listened, and digital baseband signal is obtained after radiofrequency signal is demodulated by modem, by digital baseband
Signal sends microprocessor to；Data resolution unit includes DPS processors, multi-disc FLASH chip and multi-disc DDR, microprocessor
Digital baseband signal is sent to dsp processor in data resolution unit by spi bus, dsp processor is according in FLASH
Protocol stack rule digital baseband signal is converted into 15 IMSI numbers and 8 signal strength values after, by spi bus by data
Return to microprocessor；Data transmission unit includes CAN bus transceiver module, photoelectric isolating circuit and bus interface, microprocessor
Treated that data pass sequentially through CAN bus transceiver module, photoelectric coupling circuit and bus interface sends other units to for device.
4. the subway carriage passenger flow based on mobile phone IMSI detection techniques guides system as described in claim 1, which is characterized in that
The radio-frequency antenna plate and soft ferrite piece that electromagnetic energy restraint device includes shielding box, is arranged in shielding box, shielding box is to penetrating
The magnetic field range of frequency antenna plate is constrained, and magnetic field range can at least cover a section compartment, area's IMSI detection units of each waiting
All user mobile phone IMSI numbers waited in area and signal strength of one section car length can be detected.
5. the subway carriage passenger flow bootstrap technique based on mobile phone IMSI detection techniques, which is characterized in that include the following steps：
(1) train starts to travel to next website, and when the front half section stroke in driving process, vehicle from a upper website
It carries computer (4) and communication connection is established by the vehicle control room server of vehicle mounted communication platform (8) and next website, and by vehicle location
Information is sent to the vehicle control room server of next website；
(2) the compartment IMSI detection units (2) respectively in section compartment carry out the IMSI number of the mobile phone of all passengers in respective compartment
It obtains, parsing, screen, the signal strength values of effective IMSI number and corresponding IMSI number are sent to car-mounted computer (4) later；
(3) IMSI number in each section compartment received and corresponding signal strength values are carried out duplicate removal by car-mounted computer (4), and according to pre-
If the guiding picture on strategy generating compartment, display unit (3) is guided to play out by the compartment in each section compartment, to right
Passenger guides in compartment；
(4) when train is in the second half section stroke of driving process, each compartment IMSI detection units (2) saved in compartment are to respective
In compartment the IMSI number of the mobile phone of all passengers obtain, parse, screen after by effective IMSI number and corresponding IMSI number
Signal strength values be sent to car-mounted computer (4)；
(5) car-mounted computer (4) is by the signal of the IMSI number of each section current passenger's mobile phone in compartment received and corresponding IMSI number
Intensity value is sent to station by vehicle mounted communication platform (8) and controls indoor vehicle control room server (7)；
(6) the IMSI detection units (5) in area of respectively waiting in station control indoor vehicle control room server (7) order subway concourse examine it
The IMSI number of the mobile phone of all passengers surveyed in range is obtained, parses, is screened, and effective IMSI number is sent to vehicle later
Stand control indoor vehicle control room server (7)；
(7) IMSI number in each section compartment that station control indoor vehicle control room server (7) transmits car-mounted computer (4) with
And the IMSI number that each IMSI detection units (5) in the area that waits are transmitted carries out duplicate removal, and each area that waits is generated according to preset strategy
Picture is guided, guides display unit (6) to play out by each subway concourse, the subway concourse passenger in area that waits is guided；
(8) before train will arrive at a station, hand of each compartment IMSI detection units (2) saved in compartment to all passengers in respective compartment
The IMSI number of machine obtained, parsed, screen after the signal strength values of effective IMSI number and corresponding IMSI number are sent to
Car-mounted computer (4)；
(9) stop travelling after train arrival, opening car door progress passenger, after the completion of passenger, train closes car door, respectively saves vehicle
Compartment IMSI detection units (2) in compartment obtain the IMSI number of the mobile phone of all passengers in respective compartment, parse, screen
The signal strength values of effective IMSI number and corresponding IMSI number are sent to car-mounted computer (4) later；
(10) car-mounted computer (4) carries out analysis calculating by after IMSI number duplicate removal in the compartment obtained in step (8) and (9), meter
Calculate four numerical value；
(11) car-mounted computer (4) is by calculated four numerical value in step (10), in addition temporal information, sends after group packet together
To station control indoor vehicle control room server (7)；
(12) lower objective rate parameter of the station control indoor vehicle control room server (7) by the website at this moment, with previous one section
Lower objective rate parameter in number of days mutually in the same time be averaged, and lower visitor's rate parameter evaluation of newest this website is calculated at moment
Value；
(13) train is opened to next website, repeats step (1)~step (12).
6. the subway carriage passenger flow bootstrap technique based on mobile phone IMSI detection techniques as claimed in claim 5, which is characterized in that
In step (2), each compartment IMSI detection units (2) saved in compartment to the IMSI number of the mobile phone of all passengers in respective compartment into
Row is obtained, parsing, is screened, and the signal strength values of effective IMSI number and corresponding IMSI number are sent to car-mounted computer later
(4), specifically comprise the following steps：
(21) radio-frequency module in compartment IMSI detection units obtains the radio frequency letter for intercepting channel by electromagnetic energy restraint device
Number；
(22) when listening to signal, compartment IMSI detection units demodulate the analog signal listened to by modem
Afterwards, it is converted into digital baseband signal, is then transferred to microprocessor；
(23) digital baseband signal is transferred to by the microprocessor of compartment IMSI detection units by way of spi bus communication
Dsp processor；
(24) dsp processor according in FLASH protocol stack translation rule, by digital baseband signal be converted to 15 IMSI numbers and
8 signal strength values, and conversion results are returned into microprocessor by way of spi bus communication；
(25) microprocessor first judges 8 signal strength values, as signal strength values are less than set threshold value, microprocessor
The signal is abandoned；If signal strength values are higher than set threshold value, microprocessor preserves the IMSI number；
(26) step (21)~step (25) is repeated, the IMSI number information of all mobile phones in this compartment is obtained；
(27) effective IMSI number is sent to vehicle computing by microprocessor by data transmission unit by bus communication mode
Machine (4).
7. the subway carriage passenger flow bootstrap technique based on mobile phone IMSI detection techniques as claimed in claim 5, which is characterized in that
In step (3), the IMSI number in each section compartment received and corresponding signal strength values are carried out duplicate removal, and root by car-mounted computer (4)
According to preset strategy, the guiding picture on compartment is generated, guides display unit (3) to play out by the compartment in each section compartment,
To be guided to passenger in compartment, specifically comprise the following steps：
(31) car-mounted computer (4) is compared the IMSI number in each section compartment received two-by-two, is encountered the same double sign and is only protected
The maximum IMSI number of corresponding signal strength values is stayed, remaining removal, to leave unique each section compartment IMSI number；
(32) according to the IMSI number in each section compartment after duplicate removal, the number of each section compartment passenger, each passenger for saving compartment are calculated
The IMSI number quantity in each section compartment after number=duplicate removal；
(33) according to each section compartment patronage, guiding picture is generated, the density of stream of people in the compartments Ge Jie is represented by color；
(34) the guiding picture of generation is guided display unit (3) to carry out by car-mounted computer (4) by the compartment in each section compartment
It plays, and is moved to idle compartment by voice prompt passenger, to be guided to passenger in compartment.
8. the subway carriage passenger flow bootstrap technique based on mobile phone IMSI detection techniques as claimed in claim 5, which is characterized in that
In step (7), station controls the IMSI in each section compartment that indoor vehicle control room server (7) transmits car-mounted computer (4)
Number and the IMSI number that transmits of each IMSI detection units (5) in the area that waits carry out duplicate removal, and each wait is generated according to preset strategy
The guiding picture in area guides display unit (6) to play out, draws to the subway concourse passenger in area that waits by each subway concourse
It leads, specifically comprises the following steps：
(71) vehicle control room server (7) is compared the IMSI number in compartment that respectively saves that car-mounted computer (4) transmits two-by-two, is met
Only retain the maximum IMSI number of corresponding signal strength values to the same double sign, remaining removal, to leave unique each section compartment
IMSI number；
(72) vehicle control room server (7) will wait the IMSI number in each region that each IMSI detection units (5) in area are transmitted carry out two
Two compare, and encounter the same double sign and only retain the maximum IMSI number of corresponding signal strength values, remaining removal is unique to leave
It respectively waits the IMSI number in region；
(73) according to the IMSI number in each section compartment after duplicate removal, the number of each section compartment passenger, each passenger for saving compartment are calculated
The IMSI number quantity in each section compartment after number=duplicate removal；
(74) according to the IMSI number in the region of respectively waiting after duplicate removal, the number for zone passenger of respectively waiting is calculated, region of respectively waiting
Patronage=duplicate removal after region of respectively waiting IMSI number quantity；
(75) according to step (73) and step (74), discreet value=each section that compartment number is respectively saved after train arrival passenger is calculated
The number of compartment passenger × (the lower objective rate parameter evaluation value of this of 1- website)+patronage in corresponding region of waiting at moment；
(76) according to the discreet value for respectively saving compartment number after calculated train arrival passenger, guiding picture is generated, color is passed through
The compartments Ge Jie are represented to arrive at a station the intensity of passenger flow after passenger；
(77) the guiding picture of generation is guided display unit (6) to carry out by vehicle control room server (7) by each subway concourse in subway concourse
It plays, and is moved to the estimated corresponding area that waits in idle compartment by voice prompt passenger, to multiply to the area that waits
Visitor guides.
9. the subway carriage passenger flow bootstrap technique based on mobile phone IMSI detection techniques as claimed in claim 5, which is characterized in that
In step (10), calculating four numerical value is specially：
A, the total number of persons of train arrival front compartment, the quantity are equal to the sum of all IMSI numbers in train arrival front compartment；
B, the station is got off the quantity of passenger, which is equal to the number compared to the IMSI number of reduction before train arrival after train passenger
Amount；
C, the station is got on the bus the quantity of passenger, which is equal to the number compared to increased IMSI number before train arrival after train passenger
Amount；
D, objective rate under the website, the quantity be equal to the station get off passenger quantity ÷ train arrival front compartments total number of persons ×
100%.
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