CN108961450A - A kind of attendance system and method based on channel state information - Google Patents
A kind of attendance system and method based on channel state information Download PDFInfo
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- CN108961450A CN108961450A CN201810695753.7A CN201810695753A CN108961450A CN 108961450 A CN108961450 A CN 108961450A CN 201810695753 A CN201810695753 A CN 201810695753A CN 108961450 A CN108961450 A CN 108961450A
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C1/00—Registering, indicating or recording the time of events or elapsed time, e.g. time-recorders for work people
- G07C1/10—Registering, indicating or recording the time of events or elapsed time, e.g. time-recorders for work people together with the recording, indicating or registering of other data, e.g. of signs of identity
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q10/00—Administration; Management
- G06Q10/10—Office automation; Time management
- G06Q10/105—Human resources
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/12—Fingerprints or palmprints
- G06V40/1365—Matching; Classification
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
- H04W4/021—Services related to particular areas, e.g. point of interest [POI] services, venue services or geofences
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
- H04W64/006—Locating users or terminals or network equipment for network management purposes, e.g. mobility management with additional information processing, e.g. for direction or speed determination
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- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
- Time Recorders, Dirve Recorders, Access Control (AREA)
Abstract
The invention discloses a kind of attendance system and methods based on channel state information.System includes: offline data acquisition modules, fingerprint training module, fingerprint base building module, locating module and attendance record generation module.Method includes: the physical address information for acquiring each AP, acquires the channel state information at each reference point, and is respectively trained the channel state information at each reference point to obtain finger print information；The finger print information of the physical address information of each AP and each reference point is corresponded, attendance fingerprint base is obtained；The channel state information that each attendance record terminal receives is acquired, training obtains the finger print information of each attendance record terminal；The finger print information of each attendance record terminal and attendance fingerprint base are compared, judge whether each attendance record terminal is within the scope of attendance, the attendance record of each attendance record terminal is generated according to judging result.The design can realize that the round-the-clock attendance to each attendance record terminal monitors, and then employee is avoided to practise fraud attendance.
Description
Technical field
The present invention relates to field of attendance, especially a kind of attendance system and method based on channel state information.
Background technique
The orderly management be unableing to do without to enterprise staff of running in order of enterprise, and for a weight of the management of enterprise staff
Link is wanted, is exactly effectively to be grasped to one of the enterprise staff working time.
Attendance is registered as one of most effective staff's benefits method instantly, in the whether punctual feelings on and off duty of record employee
Under condition, also according to record as the standard examined to employee performance.In traditional signing in method, employee is needed actively
It checks card in upper and lower class's time to generate attendance record, as an effective attendance record, needs the behaviour that checks card of employee twice
Make.And in the case where forgetting to register when employee only registers next in working sometimes, then the attendance of this day is then abnormal/invalid
Attendance, there is the injustice in examination for normal employee on and off duty, easily cause management dispute in this.It is based on simultaneously
The attendance of up/down class is in working condition in can not also determining employee at work, can not work normally and carry out to employee
Effective supervision and management.
Summary of the invention
Goal of the invention of the invention is: in view of the above problems, providing a kind of examining based on channel state information
Diligent system and method.Strictly to record the working condition of employee, prevent employee from practising fraud when playing attendance.
The technical solution adopted by the invention is as follows:
A kind of attendance checking system based on channel state information, comprising: offline data acquisition modules, fingerprint training module, fingerprint base
Construct module, locating module and attendance record generation module, in which:
Offline data acquisition modules are used to obtain the physical address information of each AP, acquire the channel state information at each reference point,
And it is transmitted to the training of fingerprint training module；
Fingerprint training module is used to train the channel state information at each reference point, obtains the finger print information of each reference point, and will
The finger print information of each reference point is transferred to fingerprint base building module；
Fingerprint base building module is obtained for corresponding the finger print information of the physical address information of each AP and each reference point
To attendance fingerprint base；
Locating module sends it to fingerprint training module instruction for acquiring the channel state information that each attendance record terminal receives
Practice, obtains the finger print information of each attendance record terminal；It is also used to compare the finger print information of each attendance record terminal and attendance fingerprint base,
Judge whether each attendance record terminal is within the scope of attendance according to comparing result；
Attendance record generation module be used for according to locating module judge as a result, generating the attendance record of each attendance record terminal.
Further, the attendance record includes the corresponding attendance information of end message of attendance record terminal.
Further, the end message includes employee information and IMEI；The attendance information includes geographical location information
And temporal information.
Further, channel state information includes amplitude information and phase information；The fingerprint training module training channel
Status information is finger print information specifically: extracts the amplitude information of channel state information as corresponding to the channel state information
Finger print information.
Further, the locating module compares the finger print information of each attendance record terminal and attendance fingerprint base, according to
Comparing result judges the process whether each attendance record terminal is within the scope of attendance are as follows:
The finger print information of each attendance record terminal is carried out traversal matching in attendance fingerprint base by locating module, is deleted in attendance fingerprint base
It is not matched to the finger print information of the attendance record terminal of corresponding finger print information.
Further, the attendance record generation module be used to judge according to locating module as a result, generating each attendance end
The process of the attendance record at end are as follows:
The tool for the reference point that the finger print information that attendance record generation module obtains the attendance record terminal retained with locating module matches
The attendance information of corresponding attendance record terminal is written in body position, the specific location for each reference point that will acquire；Unified modification positioning mould
The attendance information of attendance record terminal corresponding to the finger print information for the attendance record terminal that block is deleted is state absent from duty.
A kind of Work attendance method based on channel state information, comprising the following steps:
S1: acquiring the physical address information of each AP, acquires the channel state information at each reference point, and respectively to each reference point at
Channel state information be trained, obtain the finger print information of each reference point；
S2: the finger print information of the physical address information of each AP and each reference point is corresponded, and obtains attendance fingerprint base；
S3: the channel state information that each attendance record terminal receives is acquired, and to the channel state information that each attendance record terminal receives
It is trained, obtains the finger print information of each attendance record terminal；
S4: the finger print information of each attendance record terminal and attendance fingerprint base are compared, and judge whether each attendance record terminal is in attendance
In range, the attendance record of each attendance record terminal is generated according to judging result；The attendance record includes the terminal letter of attendance record terminal
Breath and attendance information.
Further, the channel state information includes amplitude information and phase information, in above-mentioned S1 and S3, to each letter
The process that channel state information is trained specifically: extract the amplitude information of each channel state information.
Further, in the S4, the finger print information of each attendance record terminal and attendance fingerprint base are compared, judgement is each
Whether attendance record terminal is within the scope of attendance specifically: the finger print information of each attendance record terminal is carried out traversal in attendance fingerprint base
Match, deletes the finger print information for not being matched to the attendance record terminal of corresponding finger print information in attendance fingerprint base.
Further, in the S4, the attendance record of each attendance record terminal is generated according to judging result specifically:
The specific location of the reference point to match with the finger print information of the attendance record terminal retained is obtained, each reference point that will acquire
The attendance information of corresponding attendance record terminal is written in specific location；Corresponding to the finger print information for the attendance record terminal that unified modification is deleted
The attendance information of attendance record terminal is state absent from duty.
In conclusion by adopting the above-described technical solution, the beneficial effects of the present invention are:
1, it by the system of the design or method, it can be achieved that monitored to the round-the-clock attendance of each attendance record terminal (employee), and then keeps away
Exempt from employee to practise fraud to attendance.Meanwhile the monitoring based on channel state information, it is accurately fixed to carry out to indoor terminal
Position is that conventional wireless terminal is checked card mode compared to GPS(), there is higher precision.
2, detailed information-employee information, IMEI, location information, temporal information is arranged in attendance record, can by employee with
Particular terminal is bound, and employee is avoided to pass through multiple terminal fraud attendances；Meanwhile also the detailed attendance of employee is remembered
Record, to retain the strong evidence to evaluation of employee.
3, by the record deletion of the attendance record terminal not within the scope of attendance, the calculation amount of the comparison process of attendance record can be made
It is smaller, while the data calculated are more effective, and then reduce system loading, reduce invalid data and do to attendance record generation process
It disturbs, improves the efficiency and accuracy of attendance record.For the attendance record terminal of deletion record, it is raw that unified attendance record is carried out to it
At can greatly improve the generation efficiency of attendance record, reduce the complexity of system algorithm, reduce system loading.
Detailed description of the invention
Examples of the present invention will be described by way of reference to the accompanying drawings, in which:
Fig. 1 is the structural map of the design attendance checking system.
Fig. 2 is the flow chart for designing Work attendance method.
Specific embodiment
All features disclosed in this specification or disclosed all methods or in the process the step of, in addition to mutually exclusive
Feature and/or step other than, can combine in any way.
Any feature disclosed in this specification (including any accessory claim, abstract), unless specifically stated,
It is replaced by other equivalent or with similar purpose alternative features.That is, unless specifically stated, each feature is a series of
An example in equivalent or similar characteristics.
Channel state information (Channel State Information, CSI), is exactly communication chain in wireless communication field
The channel attribute on road.It describes the weak factor of the signal on every transmission paths, son received by different receiving ends
The amplitude (amplitude) and phase of carrier wave are different, are based on the attribute, can effectively be distinguished to different receiving ends.
As shown in Figure 1, present embodiment discloses a kind of attendance checking systems based on channel state information, comprising: off-line data
Acquisition module, fingerprint training module, fingerprint base building module, locating module and attendance record generation module, in which:
Offline data acquisition modules are used to obtain the physical address information of each AP, acquire the channel state information at each reference point,
And it is transmitted to the training of fingerprint training module；
Fingerprint training module is used to train the channel state information at each reference point, obtains the finger print information of each reference point, and will
The finger print information of each reference point is transferred to fingerprint base building module；
Fingerprint base building module is obtained for corresponding the finger print information of the physical address information of each AP and each reference point
To attendance fingerprint base；
Locating module sends it to fingerprint training module instruction for acquiring the channel state information that each attendance record terminal receives
Practice, obtains the finger print information of each attendance record terminal；It is also used to compare the finger print information of each attendance record terminal and attendance fingerprint base,
Judge whether each attendance record terminal is within the scope of attendance according to comparing result；
Attendance record generation module be used for according to locating module judge as a result, generating the attendance record of each attendance record terminal.
The frequency that above-mentioned locating module acquires the channel state information that each attendance record terminal receives can be according to specifically used
Scene is set, such as 15-30mins/ times.
By comparing the finger print information of each attendance record terminal and attendance fingerprint base, with the most similar reference of finger print information
The specific location of point is equivalent to the specific location of the attendance record terminal.
Preferably, above-mentioned attendance record includes the corresponding attendance information of end message of attendance record terminal.Further, terminal
Information includes employee information and IMEI.To bind employee information and specific attendance record terminal, employee is avoided to examine by multiple
The case where diligent terminal fraud attendance record.
Further, attendance information includes geographical location information and temporal information.
In a specific embodiment, geographical location information include specific location and whether the judgement within the scope of attendance
Information.
Preferably, channel state information includes amplitude information and phase information, fingerprint training module training channel status letter
Breath is finger print information specifically: the amplitude information for extracting channel state information is believed as fingerprint corresponding to the channel state information
Breath.This solution avoids being caused finger print information to fluctuate by phase information oscillation, plays and stablize each channel state information
The effect of feature, convenient for the comparison of locating module.
Preferably, above-mentioned locating module compares the finger print information of each attendance record terminal and attendance fingerprint base, according to right
The process whether each attendance record terminal is within the scope of attendance is judged than result are as follows:
The finger print information of each attendance record terminal is carried out traversal matching in attendance fingerprint base by locating module, is deleted in attendance fingerprint base
It is not matched to the finger print information of the attendance record terminal of corresponding finger print information.
Further, above-mentioned attendance record generation module be used to judge according to locating module as a result, generating each attendance end
The process of the attendance record at end are as follows:
The tool for the reference point that the finger print information that attendance record generation module obtains the attendance record terminal retained with locating module matches
The attendance information of corresponding attendance record terminal is written in body position, the specific location for each reference point that will acquire；Unified modification positioning mould
The attendance information of attendance record terminal corresponding to the finger print information for the attendance record terminal that block is deleted is state absent from duty.
As shown in Fig. 2, present embodiment discloses a kind of Work attendance methods based on channel state information, comprising the following steps:
S1: acquiring the physical address information of each AP, acquires the channel state information at each reference point, and respectively to each reference point at
Channel state information be trained, obtain the finger print information of each reference point；
S2: the finger print information of the physical address information of each AP and each reference point is corresponded, and obtains attendance fingerprint base；
S3: the channel state information that each attendance record terminal receives is acquired, and to the channel state information that each attendance record terminal receives
It is trained, obtains the finger print information of each attendance record terminal；
S4: the finger print information of each attendance record terminal and attendance fingerprint base are compared, and judge whether each attendance record terminal is in attendance
In range, the attendance record of each attendance record terminal is generated according to judging result；The attendance record includes the terminal letter of attendance record terminal
Breath and attendance information.
Preferably, above-mentioned attendance record includes the corresponding attendance information of end message of attendance record terminal.Further, described
End message includes employee information and IMEI；The attendance information includes geographical location information and temporal information.
Preferably, channel state information includes amplitude information and phase information, in above-mentioned S1 and S3, is believed each channel status
The process that breath (channel state information and the received channel state information of each attendance record terminal at each reference point) is trained is specific
Are as follows: extract the amplitude information of each channel state information.
Preferably, in above-mentioned S4, the finger print information of each attendance record terminal and attendance fingerprint base are compared, judge each attendance
Whether terminal is within the scope of attendance specifically: the finger print information of each attendance record terminal is subjected to traversal matching in attendance fingerprint base,
Delete the finger print information for not being matched to the attendance record terminal of corresponding finger print information in attendance fingerprint base.
Further, in above-mentioned S4, the attendance record of each attendance record terminal is generated according to judging result specifically:
The specific location of the reference point to match with the finger print information of the attendance record terminal retained is obtained, each reference point that will acquire
The attendance information of corresponding attendance record terminal is written in specific location；Corresponding to the finger print information for the attendance record terminal that unified modification is deleted
The attendance information of attendance record terminal is state absent from duty.
It should be noted that the method for comparing finger print information in above system (or method), using general characteristics
(such as Euclidean distance, Ming Dynasty style distance, detailed process are similarity distance between value control methods, such as calculating finger print information
Existing conventional techniques, this specification state this without tired), set similarity distance be comparison more than preset value by (
With passing through), it otherwise compares and does not pass through.
The invention is not limited to specific embodiments above-mentioned.The present invention, which expands to, any in the present specification to be disclosed
New feature or any new combination, and disclose any new method or process the step of or any new combination.
Claims (10)
1. a kind of attendance checking system based on channel state information characterized by comprising offline data acquisition modules, fingerprint instruction
Practice module, fingerprint base building module, locating module and attendance record generation module, in which:
Offline data acquisition modules are used to obtain the physical address information of each AP, acquire the channel state information at each reference point,
And it is transmitted to the training of fingerprint training module；
Fingerprint training module is used to train the channel state information at each reference point, obtains the finger print information of each reference point, and will
The finger print information of each reference point is transferred to fingerprint base building module；
Fingerprint base building module is obtained for corresponding the finger print information of the physical address information of each AP and each reference point
To attendance fingerprint base；
Locating module sends it to fingerprint training module instruction for acquiring the channel state information that each attendance record terminal receives
Practice, obtains the finger print information of each attendance record terminal；It is also used to compare the finger print information of each attendance record terminal and attendance fingerprint base,
Judge whether each attendance record terminal is within the scope of attendance according to comparing result；
Attendance record generation module be used for according to locating module judge as a result, generating the attendance record of each attendance record terminal.
2. attendance checking system as described in claim 1, which is characterized in that the attendance record includes the end message of attendance record terminal
Corresponding attendance information.
3. attendance checking system as claimed in claim 2, which is characterized in that the end message includes employee information and IMEI；Institute
Stating attendance information includes geographical location information and temporal information.
4. attendance checking system as described in claim 1, which is characterized in that channel state information includes amplitude information and phase letter
Breath；The fingerprint training module training channel state information is finger print information specifically: extracts the amplitude letter of channel state information
Breath is as finger print information corresponding to the channel state information.
5. attendance checking system as described in claim 1, which is characterized in that the locating module is by the finger print information of each attendance record terminal
It is compared with attendance fingerprint base, the process whether each attendance record terminal is within the scope of attendance is judged according to comparing result are as follows:
The finger print information of each attendance record terminal is carried out traversal matching in attendance fingerprint base by locating module, is deleted in attendance fingerprint base
It is not matched to the finger print information of the attendance record terminal of corresponding finger print information.
6. attendance checking system as claimed in claim 5, which is characterized in that the attendance record generation module is used for according to positioning mould
Block judgement as a result, generating the process of the attendance record of each attendance record terminal are as follows:
The tool for the reference point that the finger print information that attendance record generation module obtains the attendance record terminal retained with locating module matches
The attendance information of corresponding attendance record terminal is written in body position, the specific location for each reference point that will acquire；Unified modification positioning mould
The attendance information of attendance record terminal corresponding to the finger print information for the attendance record terminal that block is deleted is state absent from duty.
7. a kind of Work attendance method based on channel state information, which comprises the following steps:
S1: acquiring the physical address information of each AP, acquires the channel state information at each reference point, and respectively to each reference point at
Channel state information be trained, obtain the finger print information of each reference point；
S2: the finger print information of the physical address information of each AP and each reference point is corresponded, and obtains attendance fingerprint base；
S3: the channel state information that each attendance record terminal receives is acquired, and to the channel state information that each attendance record terminal receives
It is trained, obtains the finger print information of each attendance record terminal；
S4: the finger print information of each attendance record terminal and attendance fingerprint base are compared, and judge whether each attendance record terminal is in attendance
In range, the attendance record of each attendance record terminal is generated according to judging result；The attendance record includes the terminal letter of attendance record terminal
Breath and attendance information.
8. Work attendance method as claimed in claim 7, which is characterized in that the channel state information includes amplitude information and phase
Information, in above-mentioned S1 and S3, process that each channel state information is trained specifically: extract the vibration of each channel state information
Width information.
9. Work attendance method as claimed in claim 7, which is characterized in that in the S4, by the finger print information of each attendance record terminal with
Attendance fingerprint base compares, and judges whether each attendance record terminal is within the scope of attendance specifically: by the fingerprint of each attendance record terminal
Information carries out traversal matching in attendance fingerprint base, deletes the attendance record terminal for not being matched to corresponding finger print information in attendance fingerprint base
Finger print information.
10. Work attendance method as claimed in claim 9, which is characterized in that in the S4, it is whole to generate each attendance according to judging result
The attendance record at end specifically:
The specific location of the reference point to match with the finger print information of the attendance record terminal retained is obtained, each reference point that will acquire
The attendance information of corresponding attendance record terminal is written in specific location；Corresponding to the finger print information for the attendance record terminal that unified modification is deleted
The attendance information of attendance record terminal is state absent from duty.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810695753.7A CN108961450A (en) | 2018-06-29 | 2018-06-29 | A kind of attendance system and method based on channel state information |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810695753.7A CN108961450A (en) | 2018-06-29 | 2018-06-29 | A kind of attendance system and method based on channel state information |
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| CN107862757A (en) * | 2017-11-03 | 2018-03-30 | 广东广凌信息科技股份有限公司 | A kind of movable attendance checking method and system based on Wi Fi fingerprints |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140317005A1 (en) * | 2013-04-22 | 2014-10-23 | Theranos, Inc. | Methods, Devices and Systems for Secure Transport of Materials |
| CN106332277A (en) * | 2016-09-05 | 2017-01-11 | 中南大学 | Indoor positioning method based on distribution of channel state information |
| CN106851554A (en) * | 2016-10-09 | 2017-06-13 | 滁州学院 | High accuracy interior WiFi alignment systems based on OFDM channel condition information phasing characteristics |
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